diff options
Diffstat (limited to 'drivers')
225 files changed, 3191 insertions, 2536 deletions
diff --git a/drivers/Makefile b/drivers/Makefile index 03da5b663aef..a16a8d001ae0 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -17,6 +17,10 @@ obj-$(CONFIG_PARISC) += parisc/ obj-$(CONFIG_RAPIDIO) += rapidio/ obj-y += video/ obj-y += idle/ + +# IPMI must come before ACPI in order to provide IPMI opregion support +obj-$(CONFIG_IPMI_HANDLER) += char/ipmi/ + obj-$(CONFIG_ACPI) += acpi/ obj-$(CONFIG_SFI) += sfi/ # PnP must come after ACPI since it will eventually need to check if acpi diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index 47199e2a9130..82422fe90f81 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -47,6 +47,10 @@ acpi-y += video_detect.o endif # These are (potentially) separate modules + +# IPMI may be used by other drivers, so it has to initialise before them +obj-$(CONFIG_ACPI_IPMI) += acpi_ipmi.o + obj-$(CONFIG_ACPI_AC) += ac.o obj-$(CONFIG_ACPI_BUTTON) += button.o obj-$(CONFIG_ACPI_FAN) += fan.o @@ -70,6 +74,5 @@ processor-y += processor_idle.o processor_thermal.o processor-$(CONFIG_CPU_FREQ) += processor_perflib.o obj-$(CONFIG_ACPI_PROCESSOR_AGGREGATOR) += acpi_pad.o -obj-$(CONFIG_ACPI_IPMI) += acpi_ipmi.o obj-$(CONFIG_ACPI_APEI) += apei/ diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig index 08b4c5209384..b34b5cda5ae1 100644 --- a/drivers/base/Kconfig +++ b/drivers/base/Kconfig @@ -236,7 +236,7 @@ config CMA_SIZE_PERCENTAGE choice prompt "Selected region size" - default CMA_SIZE_SEL_ABSOLUTE + default CMA_SIZE_SEL_MBYTES config CMA_SIZE_SEL_MBYTES bool "Use mega bytes value only" diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c index 560a7173f810..bc256b641027 100644 --- a/drivers/base/dma-coherent.c +++ b/drivers/base/dma-coherent.c @@ -191,9 +191,8 @@ EXPORT_SYMBOL(dma_release_from_coherent); * This checks whether the memory was allocated from the per-device * coherent memory pool and if so, maps that memory to the provided vma. * - * Returns 1 if we correctly mapped the memory, or 0 if - * dma_release_coherent() should proceed with mapping memory from - * generic pools. + * Returns 1 if we correctly mapped the memory, or 0 if the caller should + * proceed with mapping memory from generic pools. */ int dma_mmap_from_coherent(struct device *dev, struct vm_area_struct *vma, void *vaddr, size_t size, int *ret) diff --git a/drivers/base/dma-contiguous.c b/drivers/base/dma-contiguous.c index 9a1469474f55..612afcc5a938 100644 --- a/drivers/base/dma-contiguous.c +++ b/drivers/base/dma-contiguous.c @@ -27,15 +27,12 @@ #include <linux/mm.h> #include <linux/mutex.h> #include <linux/page-isolation.h> +#include <linux/sizes.h> #include <linux/slab.h> #include <linux/swap.h> #include <linux/mm_types.h> #include <linux/dma-contiguous.h> -#ifndef SZ_1M -#define SZ_1M (1 << 20) -#endif - struct cma { unsigned long base_pfn; unsigned long count; diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 81541452887b..8945f4e489ed 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -36,68 +36,6 @@ MODULE_AUTHOR("Manuel Estrada Sainz"); MODULE_DESCRIPTION("Multi purpose firmware loading support"); MODULE_LICENSE("GPL"); -static const char *fw_path[] = { - "/lib/firmware/updates/" UTS_RELEASE, - "/lib/firmware/updates", - "/lib/firmware/" UTS_RELEASE, - "/lib/firmware" -}; - -/* Don't inline this: 'struct kstat' is biggish */ -static noinline long fw_file_size(struct file *file) -{ - struct kstat st; - if (vfs_getattr(file->f_path.mnt, file->f_path.dentry, &st)) - return -1; - if (!S_ISREG(st.mode)) - return -1; - if (st.size != (long)st.size) - return -1; - return st.size; -} - -static bool fw_read_file_contents(struct file *file, struct firmware *fw) -{ - long size; - char *buf; - - size = fw_file_size(file); - if (size < 0) - return false; - buf = vmalloc(size); - if (!buf) - return false; - if (kernel_read(file, 0, buf, size) != size) { - vfree(buf); - return false; - } - fw->data = buf; - fw->size = size; - return true; -} - -static bool fw_get_filesystem_firmware(struct firmware *fw, const char *name) -{ - int i; - bool success = false; - char *path = __getname(); - - for (i = 0; i < ARRAY_SIZE(fw_path); i++) { - struct file *file; - snprintf(path, PATH_MAX, "%s/%s", fw_path[i], name); - - file = filp_open(path, O_RDONLY, 0); - if (IS_ERR(file)) - continue; - success = fw_read_file_contents(file, fw); - fput(file); - if (success) - break; - } - __putname(path); - return success; -} - /* Builtin firmware support */ #ifdef CONFIG_FW_LOADER @@ -150,6 +88,11 @@ enum { FW_STATUS_ABORT, }; +enum fw_buf_fmt { + VMALLOC_BUF, /* used in direct loading */ + PAGE_BUF, /* used in loading via userspace */ +}; + static int loading_timeout = 60; /* In seconds */ static inline long firmware_loading_timeout(void) @@ -173,8 +116,6 @@ struct firmware_cache { spinlock_t name_lock; struct list_head fw_names; - wait_queue_head_t wait_queue; - int cnt; struct delayed_work work; struct notifier_block pm_notify; @@ -187,6 +128,7 @@ struct firmware_buf { struct completion completion; struct firmware_cache *fwc; unsigned long status; + enum fw_buf_fmt fmt; void *data; size_t size; struct page **pages; @@ -240,6 +182,7 @@ static struct firmware_buf *__allocate_fw_buf(const char *fw_name, strcpy(buf->fw_id, fw_name); buf->fwc = fwc; init_completion(&buf->completion); + buf->fmt = VMALLOC_BUF; pr_debug("%s: fw-%s buf=%p\n", __func__, fw_name, buf); @@ -307,10 +250,14 @@ static void __fw_free_buf(struct kref *ref) list_del(&buf->list); spin_unlock(&fwc->lock); - vunmap(buf->data); - for (i = 0; i < buf->nr_pages; i++) - __free_page(buf->pages[i]); - kfree(buf->pages); + + if (buf->fmt == PAGE_BUF) { + vunmap(buf->data); + for (i = 0; i < buf->nr_pages; i++) + __free_page(buf->pages[i]); + kfree(buf->pages); + } else + vfree(buf->data); kfree(buf); } @@ -319,6 +266,69 @@ static void fw_free_buf(struct firmware_buf *buf) kref_put(&buf->ref, __fw_free_buf); } +/* direct firmware loading support */ +static const char *fw_path[] = { + "/lib/firmware/updates/" UTS_RELEASE, + "/lib/firmware/updates", + "/lib/firmware/" UTS_RELEASE, + "/lib/firmware" +}; + +/* Don't inline this: 'struct kstat' is biggish */ +static noinline long fw_file_size(struct file *file) +{ + struct kstat st; + if (vfs_getattr(file->f_path.mnt, file->f_path.dentry, &st)) + return -1; + if (!S_ISREG(st.mode)) + return -1; + if (st.size != (long)st.size) + return -1; + return st.size; +} + +static bool fw_read_file_contents(struct file *file, struct firmware_buf *fw_buf) +{ + long size; + char *buf; + + size = fw_file_size(file); + if (size < 0) + return false; + buf = vmalloc(size); + if (!buf) + return false; + if (kernel_read(file, 0, buf, size) != size) { + vfree(buf); + return false; + } + fw_buf->data = buf; + fw_buf->size = size; + return true; +} + +static bool fw_get_filesystem_firmware(struct firmware_buf *buf) +{ + int i; + bool success = false; + char *path = __getname(); + + for (i = 0; i < ARRAY_SIZE(fw_path); i++) { + struct file *file; + snprintf(path, PATH_MAX, "%s/%s", fw_path[i], buf->fw_id); + + file = filp_open(path, O_RDONLY, 0); + if (IS_ERR(file)) + continue; + success = fw_read_file_contents(file, buf); + fput(file); + if (success) + break; + } + __putname(path); + return success; +} + static struct firmware_priv *to_firmware_priv(struct device *dev) { return container_of(dev, struct firmware_priv, dev); @@ -423,6 +433,21 @@ static void firmware_free_data(const struct firmware *fw) #ifndef PAGE_KERNEL_RO #define PAGE_KERNEL_RO PAGE_KERNEL #endif + +/* one pages buffer should be mapped/unmapped only once */ +static int fw_map_pages_buf(struct firmware_buf *buf) +{ + if (buf->fmt != PAGE_BUF) + return 0; + + if (buf->data) + vunmap(buf->data); + buf->data = vmap(buf->pages, buf->nr_pages, 0, PAGE_KERNEL_RO); + if (!buf->data) + return -ENOMEM; + return 0; +} + /** * firmware_loading_store - set value in the 'loading' control file * @dev: device pointer @@ -467,6 +492,14 @@ static ssize_t firmware_loading_store(struct device *dev, if (test_bit(FW_STATUS_LOADING, &fw_buf->status)) { set_bit(FW_STATUS_DONE, &fw_buf->status); clear_bit(FW_STATUS_LOADING, &fw_buf->status); + + /* + * Several loading requests may be pending on + * one same firmware buf, so let all requests + * see the mapped 'buf->data' once the loading + * is completed. + * */ + fw_map_pages_buf(fw_buf); complete_all(&fw_buf->completion); break; } @@ -670,15 +703,6 @@ exit: return fw_priv; } -/* one pages buffer is mapped/unmapped only once */ -static int fw_map_pages_buf(struct firmware_buf *buf) -{ - buf->data = vmap(buf->pages, buf->nr_pages, 0, PAGE_KERNEL_RO); - if (!buf->data) - return -ENOMEM; - return 0; -} - /* store the pages buffer info firmware from buf */ static void fw_set_page_data(struct firmware_buf *buf, struct firmware *fw) { @@ -778,11 +802,6 @@ _request_firmware_prepare(const struct firmware **firmware_p, const char *name, return NULL; } - if (fw_get_filesystem_firmware(firmware, name)) { - dev_dbg(device, "firmware: direct-loading firmware %s\n", name); - return NULL; - } - ret = fw_lookup_and_allocate_buf(name, &fw_cache, &buf); if (!ret) fw_priv = fw_create_instance(firmware, name, device, @@ -832,6 +851,21 @@ static int _request_firmware_load(struct firmware_priv *fw_priv, bool uevent, struct device *f_dev = &fw_priv->dev; struct firmware_buf *buf = fw_priv->buf; struct firmware_cache *fwc = &fw_cache; + int direct_load = 0; + + /* try direct loading from fs first */ + if (fw_get_filesystem_firmware(buf)) { + dev_dbg(f_dev->parent, "firmware: direct-loading" + " firmware %s\n", buf->fw_id); + + set_bit(FW_STATUS_DONE, &buf->status); + complete_all(&buf->completion); + direct_load = 1; + goto handle_fw; + } + + /* fall back on userspace loading */ + buf->fmt = PAGE_BUF; dev_set_uevent_suppress(f_dev, true); @@ -870,6 +904,7 @@ static int _request_firmware_load(struct firmware_priv *fw_priv, bool uevent, del_timer_sync(&fw_priv->timeout); +handle_fw: mutex_lock(&fw_lock); if (!buf->size || test_bit(FW_STATUS_ABORT, &buf->status)) retval = -ENOENT; @@ -884,9 +919,6 @@ static int _request_firmware_load(struct firmware_priv *fw_priv, bool uevent, if (!retval && f_dev->parent) fw_add_devm_name(f_dev->parent, buf->fw_id); - if (!retval) - retval = fw_map_pages_buf(buf); - /* * After caching firmware image is started, let it piggyback * on request firmware. @@ -902,6 +934,9 @@ static int _request_firmware_load(struct firmware_priv *fw_priv, bool uevent, fw_priv->buf = NULL; mutex_unlock(&fw_lock); + if (direct_load) + goto err_put_dev; + device_remove_file(f_dev, &dev_attr_loading); err_del_bin_attr: device_remove_bin_file(f_dev, &firmware_attr_data); @@ -1129,6 +1164,8 @@ int uncache_firmware(const char *fw_name) } #ifdef CONFIG_PM_SLEEP +static ASYNC_DOMAIN_EXCLUSIVE(fw_cache_domain); + static struct fw_cache_entry *alloc_fw_cache_entry(const char *name) { struct fw_cache_entry *fce; @@ -1142,17 +1179,27 @@ exit: return fce; } -static int fw_cache_piggyback_on_request(const char *name) +static int __fw_entry_found(const char *name) { struct firmware_cache *fwc = &fw_cache; struct fw_cache_entry *fce; - int ret = 0; - spin_lock(&fwc->name_lock); list_for_each_entry(fce, &fwc->fw_names, list) { if (!strcmp(fce->name, name)) - goto found; + return 1; } + return 0; +} + +static int fw_cache_piggyback_on_request(const char *name) +{ + struct firmware_cache *fwc = &fw_cache; + struct fw_cache_entry *fce; + int ret = 0; + + spin_lock(&fwc->name_lock); + if (__fw_entry_found(name)) + goto found; fce = alloc_fw_cache_entry(name); if (fce) { @@ -1185,12 +1232,6 @@ static void __async_dev_cache_fw_image(void *fw_entry, free_fw_cache_entry(fce); } - - spin_lock(&fwc->name_lock); - fwc->cnt--; - spin_unlock(&fwc->name_lock); - - wake_up(&fwc->wait_queue); } /* called with dev->devres_lock held */ @@ -1229,11 +1270,19 @@ static void dev_cache_fw_image(struct device *dev, void *data) list_del(&fce->list); spin_lock(&fwc->name_lock); - fwc->cnt++; - list_add(&fce->list, &fwc->fw_names); + /* only one cache entry for one firmware */ + if (!__fw_entry_found(fce->name)) { + list_add(&fce->list, &fwc->fw_names); + } else { + free_fw_cache_entry(fce); + fce = NULL; + } spin_unlock(&fwc->name_lock); - async_schedule(__async_dev_cache_fw_image, (void *)fce); + if (fce) + async_schedule_domain(__async_dev_cache_fw_image, + (void *)fce, + &fw_cache_domain); } } @@ -1275,6 +1324,9 @@ static void device_cache_fw_images(void) pr_debug("%s\n", __func__); + /* cancel uncache work */ + cancel_delayed_work_sync(&fwc->work); + /* * use small loading timeout for caching devices' firmware * because all these firmware images have been loaded @@ -1292,21 +1344,7 @@ static void device_cache_fw_images(void) mutex_unlock(&fw_lock); /* wait for completion of caching firmware for all devices */ - spin_lock(&fwc->name_lock); - for (;;) { - prepare_to_wait(&fwc->wait_queue, &wait, - TASK_UNINTERRUPTIBLE); - if (!fwc->cnt) - break; - - spin_unlock(&fwc->name_lock); - - schedule(); - - spin_lock(&fwc->name_lock); - } - spin_unlock(&fwc->name_lock); - finish_wait(&fwc->wait_queue, &wait); + async_synchronize_full_domain(&fw_cache_domain); loading_timeout = old_timeout; } @@ -1394,9 +1432,7 @@ static void __init fw_cache_init(void) #ifdef CONFIG_PM_SLEEP spin_lock_init(&fw_cache.name_lock); INIT_LIST_HEAD(&fw_cache.fw_names); - fw_cache.cnt = 0; - init_waitqueue_head(&fw_cache.wait_queue); INIT_DELAYED_WORK(&fw_cache.work, device_uncache_fw_images_work); diff --git a/drivers/base/regmap/Kconfig b/drivers/base/regmap/Kconfig index 6be390bd8bd1..f0d30543fcce 100644 --- a/drivers/base/regmap/Kconfig +++ b/drivers/base/regmap/Kconfig @@ -3,7 +3,7 @@ # subsystems should select the appropriate symbols. config REGMAP - default y if (REGMAP_I2C || REGMAP_SPI) + default y if (REGMAP_I2C || REGMAP_SPI || REGMAP_MMIO || REGMAP_IRQ) select LZO_COMPRESS select LZO_DECOMPRESS select IRQ_DOMAIN if REGMAP_IRQ diff --git a/drivers/char/Makefile b/drivers/char/Makefile index d0b27a39f1d4..7ff1d0d208a7 100644 --- a/drivers/char/Makefile +++ b/drivers/char/Makefile @@ -52,7 +52,6 @@ obj-$(CONFIG_TELCLOCK) += tlclk.o obj-$(CONFIG_MWAVE) += mwave/ obj-$(CONFIG_AGP) += agp/ obj-$(CONFIG_PCMCIA) += pcmcia/ -obj-$(CONFIG_IPMI_HANDLER) += ipmi/ obj-$(CONFIG_HANGCHECK_TIMER) += hangcheck-timer.o obj-$(CONFIG_TCG_TPM) += tpm/ diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index e01f5eaaec82..38390f7c6ab6 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -667,7 +667,7 @@ static int intel_gtt_init(void) gtt_map_size = intel_private.base.gtt_total_entries * 4; intel_private.gtt = NULL; - if (INTEL_GTT_GEN < 6) + if (INTEL_GTT_GEN < 6 && INTEL_GTT_GEN > 2) intel_private.gtt = ioremap_wc(intel_private.gtt_bus_addr, gtt_map_size); if (intel_private.gtt == NULL) diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 2c29942b1326..a0c84bb30856 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -1880,7 +1880,7 @@ int ipmi_request_supply_msgs(ipmi_user_t user, struct ipmi_recv_msg *supplied_recv, int priority) { - unsigned char saddr, lun; + unsigned char saddr = 0, lun = 0; int rv; if (!user) diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index 83f85cf7fb1b..32a6c7e256bd 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -2424,6 +2424,38 @@ static void ipmi_pci_cleanup(struct smi_info *info) pci_disable_device(pdev); } +static int __devinit ipmi_pci_probe_regspacing(struct smi_info *info) +{ + if (info->si_type == SI_KCS) { + unsigned char status; + int regspacing; + + info->io.regsize = DEFAULT_REGSIZE; + info->io.regshift = 0; + info->io_size = 2; + info->handlers = &kcs_smi_handlers; + + /* detect 1, 4, 16byte spacing */ + for (regspacing = DEFAULT_REGSPACING; regspacing <= 16;) { + info->io.regspacing = regspacing; + if (info->io_setup(info)) { + dev_err(info->dev, + "Could not setup I/O space\n"); + return DEFAULT_REGSPACING; + } + /* write invalid cmd */ + info->io.outputb(&info->io, 1, 0x10); + /* read status back */ + status = info->io.inputb(&info->io, 1); + info->io_cleanup(info); + if (status) + return regspacing; + regspacing *= 4; + } + } + return DEFAULT_REGSPACING; +} + static int __devinit ipmi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -2476,8 +2508,8 @@ static int __devinit ipmi_pci_probe(struct pci_dev *pdev, } info->io.addr_data = pci_resource_start(pdev, 0); - info->io.regspacing = DEFAULT_REGSPACING; - info->io.regsize = DEFAULT_REGSPACING; + info->io.regspacing = ipmi_pci_probe_regspacing(info); + info->io.regsize = DEFAULT_REGSIZE; info->io.regshift = 0; info->irq = pdev->irq; diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c index 320debbe32fa..9b4f0116ff21 100644 --- a/drivers/char/sonypi.c +++ b/drivers/char/sonypi.c @@ -1456,7 +1456,7 @@ static int __devexit sonypi_remove(struct platform_device *dev) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int old_camera_power; static int sonypi_suspend(struct device *dev) diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 677cd6e4e1a1..d4c12180c654 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -90,6 +90,17 @@ config DW_DMAC Support the Synopsys DesignWare AHB DMA controller. This can be integrated in chips such as the Atmel AT32ap7000. +config DW_DMAC_BIG_ENDIAN_IO + bool "Use big endian I/O register access" + default y if AVR32 + depends on DW_DMAC + help + Say yes here to use big endian I/O access when reading and writing + to the DMA controller registers. This is needed on some platforms, + like the Atmel AVR32 architecture. + + If unsure, use the default setting. + config AT_HDMAC tristate "Atmel AHB DMA support" depends on ARCH_AT91 diff --git a/drivers/dma/dw_dmac_regs.h b/drivers/dma/dw_dmac_regs.h index ff39fa6cd2bc..88965597b7d0 100644 --- a/drivers/dma/dw_dmac_regs.h +++ b/drivers/dma/dw_dmac_regs.h @@ -98,9 +98,17 @@ struct dw_dma_regs { u32 DW_PARAMS; }; +#ifdef CONFIG_DW_DMAC_BIG_ENDIAN_IO +#define dma_readl_native ioread32be +#define dma_writel_native iowrite32be +#else +#define dma_readl_native readl +#define dma_writel_native writel +#endif + /* To access the registers in early stage of probe */ #define dma_read_byaddr(addr, name) \ - readl((addr) + offsetof(struct dw_dma_regs, name)) + dma_readl_native((addr) + offsetof(struct dw_dma_regs, name)) /* Bitfields in DW_PARAMS */ #define DW_PARAMS_NR_CHAN 8 /* number of channels */ @@ -216,9 +224,9 @@ __dwc_regs(struct dw_dma_chan *dwc) } #define channel_readl(dwc, name) \ - readl(&(__dwc_regs(dwc)->name)) + dma_readl_native(&(__dwc_regs(dwc)->name)) #define channel_writel(dwc, name, val) \ - writel((val), &(__dwc_regs(dwc)->name)) + dma_writel_native((val), &(__dwc_regs(dwc)->name)) static inline struct dw_dma_chan *to_dw_dma_chan(struct dma_chan *chan) { @@ -246,9 +254,9 @@ static inline struct dw_dma_regs __iomem *__dw_regs(struct dw_dma *dw) } #define dma_readl(dw, name) \ - readl(&(__dw_regs(dw)->name)) + dma_readl_native(&(__dw_regs(dw)->name)) #define dma_writel(dw, name, val) \ - writel((val), &(__dw_regs(dw)->name)) + dma_writel_native((val), &(__dw_regs(dw)->name)) #define channel_set_bit(dw, reg, mask) \ dma_writel(dw, reg, ((mask) << 8) | (mask)) diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 5a297a26211d..cc8e7c78a23c 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -170,8 +170,11 @@ static int __amd64_set_scrub_rate(struct pci_dev *ctl, u32 new_bw, u32 min_rate) * memory controller and apply to register. Search for the first * bandwidth entry that is greater or equal than the setting requested * and program that. If at last entry, turn off DRAM scrubbing. + * + * If no suitable bandwidth is found, turn off DRAM scrubbing entirely + * by falling back to the last element in scrubrates[]. */ - for (i = 0; i < ARRAY_SIZE(scrubrates); i++) { + for (i = 0; i < ARRAY_SIZE(scrubrates) - 1; i++) { /* * skip scrub rates which aren't recommended * (see F10 BKDG, F3x58) @@ -181,12 +184,6 @@ static int __amd64_set_scrub_rate(struct pci_dev *ctl, u32 new_bw, u32 min_rate) if (scrubrates[i].bandwidth <= new_bw) break; - - /* - * if no suitable bandwidth found, turn off DRAM scrubbing - * entirely by falling back to the last element in the - * scrubrates array. - */ } scrubval = scrubrates[i].scrubval; diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c index 725eb5aa8d8c..e87196f6d2d2 100644 --- a/drivers/extcon/extcon-adc-jack.c +++ b/drivers/extcon/extcon-adc-jack.c @@ -14,6 +14,7 @@ * */ +#include <linux/module.h> #include <linux/slab.h> #include <linux/device.h> #include <linux/platform_device.h> @@ -161,13 +162,12 @@ static int __devinit adc_jack_probe(struct platform_device *pdev) err = request_any_context_irq(data->irq, adc_jack_irq_thread, pdata->irq_flags, pdata->name, data); - if (err) { + if (err < 0) { dev_err(&pdev->dev, "error: irq %d\n", data->irq); - err = -EINVAL; goto err_irq; } - goto out; + return 0; err_irq: extcon_dev_unregister(&data->edev); @@ -196,3 +196,7 @@ static struct platform_driver adc_jack_driver = { }; module_platform_driver(adc_jack_driver); + +MODULE_AUTHOR("MyungJoo Ham <myungjoo.ham@samsung.com>"); +MODULE_DESCRIPTION("ADC Jack extcon driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/extcon/extcon-class.c b/drivers/extcon/extcon-class.c index 946a3188b2b7..d398821097f3 100644 --- a/drivers/extcon/extcon-class.c +++ b/drivers/extcon/extcon-class.c @@ -41,7 +41,7 @@ * every single port-type of the following cable names. Please choose cable * names that are actually used in your extcon device. */ -const char *extcon_cable_name[] = { +const char extcon_cable_name[][CABLE_NAME_MAX + 1] = { [EXTCON_USB] = "USB", [EXTCON_USB_HOST] = "USB-Host", [EXTCON_TA] = "TA", @@ -62,8 +62,6 @@ const char *extcon_cable_name[] = { [EXTCON_VIDEO_IN] = "Video-in", [EXTCON_VIDEO_OUT] = "Video-out", [EXTCON_MECHANICAL] = "Mechanical", - - NULL, }; static struct class *extcon_class; @@ -91,17 +89,13 @@ static int check_mutually_exclusive(struct extcon_dev *edev, u32 new_state) return 0; for (i = 0; edev->mutually_exclusive[i]; i++) { - int count = 0, j; + int weight; u32 correspondants = new_state & edev->mutually_exclusive[i]; - u32 exp = 1; - - for (j = 0; j < 32; j++) { - if (exp & correspondants) - count++; - if (count > 1) - return i + 1; - exp <<= 1; - } + + /* calculate the total number of bits set */ + weight = hweight32(correspondants); + if (weight > 1) + return i + 1; } return 0; @@ -362,7 +356,7 @@ int extcon_get_cable_state(struct extcon_dev *edev, const char *cable_name) EXPORT_SYMBOL_GPL(extcon_get_cable_state); /** - * extcon_get_cable_state_() - Set the status of a specific cable. + * extcon_set_cable_state_() - Set the status of a specific cable. * @edev: the extcon device that has the cable. * @index: cable index that can be retrieved by extcon_find_cable_index(). * @cable_state: the new cable status. The default semantics is @@ -382,7 +376,7 @@ int extcon_set_cable_state_(struct extcon_dev *edev, EXPORT_SYMBOL_GPL(extcon_set_cable_state_); /** - * extcon_get_cable_state() - Set the status of a specific cable. + * extcon_set_cable_state() - Set the status of a specific cable. * @edev: the extcon device that has the cable. * @cable_name: cable name. * @cable_state: the new cable status. The default semantics is @@ -447,6 +441,8 @@ static int _call_per_cable(struct notifier_block *nb, unsigned long val, * extcon device. * @obj: an empty extcon_specific_cable_nb object to be returned. * @extcon_name: the name of extcon device. + * if NULL, extcon_register_interest will register + * every cable with the target cable_name given. * @cable_name: the target cable name. * @nb: the notifier block to get notified. * @@ -466,22 +462,44 @@ int extcon_register_interest(struct extcon_specific_cable_nb *obj, const char *extcon_name, const char *cable_name, struct notifier_block *nb) { - if (!obj || !extcon_name || !cable_name || !nb) + if (!obj || !cable_name || !nb) return -EINVAL; - obj->edev = extcon_get_extcon_dev(extcon_name); - if (!obj->edev) - return -ENODEV; + if (extcon_name) { + obj->edev = extcon_get_extcon_dev(extcon_name); + if (!obj->edev) + return -ENODEV; - obj->cable_index = extcon_find_cable_index(obj->edev, cable_name); - if (obj->cable_index < 0) - return -ENODEV; + obj->cable_index = extcon_find_cable_index(obj->edev, cable_name); + if (obj->cable_index < 0) + return -ENODEV; + + obj->user_nb = nb; - obj->user_nb = nb; + obj->internal_nb.notifier_call = _call_per_cable; - obj->internal_nb.notifier_call = _call_per_cable; + return raw_notifier_chain_register(&obj->edev->nh, &obj->internal_nb); + } else { + struct class_dev_iter iter; + struct extcon_dev *extd; + struct device *dev; + + if (!extcon_class) + return -ENODEV; + class_dev_iter_init(&iter, extcon_class, NULL, NULL); + while ((dev = class_dev_iter_next(&iter))) { + extd = (struct extcon_dev *)dev_get_drvdata(dev); + + if (extcon_find_cable_index(extd, cable_name) < 0) + continue; + + class_dev_iter_exit(&iter); + return extcon_register_interest(obj, extd->name, + cable_name, nb); + } - return raw_notifier_chain_register(&obj->edev->nh, &obj->internal_nb); + return -ENODEV; + } } /** @@ -551,43 +569,9 @@ static int create_extcon_class(void) return 0; } -static void extcon_cleanup(struct extcon_dev *edev, bool skip) -{ - mutex_lock(&extcon_dev_list_lock); - list_del(&edev->entry); - mutex_unlock(&extcon_dev_list_lock); - - if (!skip && get_device(edev->dev)) { - int index; - - if (edev->mutually_exclusive && edev->max_supported) { - for (index = 0; edev->mutually_exclusive[index]; - index++) - kfree(edev->d_attrs_muex[index].attr.name); - kfree(edev->d_attrs_muex); - kfree(edev->attrs_muex); - } - - for (index = 0; index < edev->max_supported; index++) - kfree(edev->cables[index].attr_g.name); - - if (edev->max_supported) { - kfree(edev->extcon_dev_type.groups); - kfree(edev->cables); - } - - device_unregister(edev->dev); - put_device(edev->dev); - } - - kfree(edev->dev); -} - static void extcon_dev_release(struct device *dev) { - struct extcon_dev *edev = (struct extcon_dev *) dev_get_drvdata(dev); - - extcon_cleanup(edev, true); + kfree(dev); } static const char *muex_name = "mutually_exclusive"; @@ -813,7 +797,40 @@ EXPORT_SYMBOL_GPL(extcon_dev_register); */ void extcon_dev_unregister(struct extcon_dev *edev) { - extcon_cleanup(edev, false); + int index; + + mutex_lock(&extcon_dev_list_lock); + list_del(&edev->entry); + mutex_unlock(&extcon_dev_list_lock); + + if (IS_ERR_OR_NULL(get_device(edev->dev))) { + dev_err(edev->dev, "Failed to unregister extcon_dev (%s)\n", + dev_name(edev->dev)); + return; + } + + if (edev->mutually_exclusive && edev->max_supported) { + for (index = 0; edev->mutually_exclusive[index]; + index++) + kfree(edev->d_attrs_muex[index].attr.name); + kfree(edev->d_attrs_muex); + kfree(edev->attrs_muex); + } + + for (index = 0; index < edev->max_supported; index++) + kfree(edev->cables[index].attr_g.name); + + if (edev->max_supported) { + kfree(edev->extcon_dev_type.groups); + kfree(edev->cables); + } + +#if defined(CONFIG_ANDROID) + if (switch_class) + class_compat_remove_link(switch_class, edev->dev, NULL); +#endif + device_unregister(edev->dev); + put_device(edev->dev); } EXPORT_SYMBOL_GPL(extcon_dev_unregister); @@ -825,6 +842,9 @@ module_init(extcon_class_init); static void __exit extcon_class_exit(void) { +#if defined(CONFIG_ANDROID) + class_compat_unregister(switch_class); +#endif class_destroy(extcon_class); } module_exit(extcon_class_exit); diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c index 3cc152e690b0..71d3ab7b3d8d 100644 --- a/drivers/extcon/extcon-gpio.c +++ b/drivers/extcon/extcon-gpio.c @@ -26,7 +26,6 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/slab.h> -#include <linux/extcon.h> #include <linux/workqueue.h> #include <linux/gpio.h> #include <linux/extcon.h> diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c index e21387e2da5c..a17d0d91ada2 100644 --- a/drivers/extcon/extcon-max77693.c +++ b/drivers/extcon/extcon-max77693.c @@ -239,25 +239,19 @@ const char *max77693_extcon_cable[] = { static int max77693_muic_set_debounce_time(struct max77693_muic_info *info, enum max77693_muic_adc_debounce_time time) { - int ret = 0; - u8 ctrl3; + int ret; switch (time) { case ADC_DEBOUNCE_TIME_5MS: case ADC_DEBOUNCE_TIME_10MS: case ADC_DEBOUNCE_TIME_25MS: case ADC_DEBOUNCE_TIME_38_62MS: - ret = max77693_read_reg(info->max77693->regmap_muic, - MAX77693_MUIC_REG_CTRL3, &ctrl3); - ctrl3 &= ~CONTROL3_ADCDBSET_MASK; - ctrl3 |= (time << CONTROL3_ADCDBSET_SHIFT); - - ret = max77693_write_reg(info->max77693->regmap_muic, - MAX77693_MUIC_REG_CTRL3, ctrl3); - if (ret) { + ret = max77693_update_reg(info->max77693->regmap_muic, + MAX77693_MUIC_REG_CTRL3, + time << CONTROL3_ADCDBSET_SHIFT, + CONTROL3_ADCDBSET_MASK); + if (ret) dev_err(info->dev, "failed to set ADC debounce time\n"); - ret = -EINVAL; - } break; default: dev_err(info->dev, "invalid ADC debounce time\n"); @@ -657,6 +651,8 @@ out: static int __devinit max77693_muic_probe(struct platform_device *pdev) { struct max77693_dev *max77693 = dev_get_drvdata(pdev->dev.parent); + struct max77693_platform_data *pdata = dev_get_platdata(max77693->dev); + struct max77693_muic_platform_data *muic_pdata = pdata->muic_data; struct max77693_muic_info *info; int ret, i; u8 id; @@ -727,6 +723,31 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev) goto err_extcon; } + /* Initialize MUIC register by using platform data */ + for (i = 0 ; i < muic_pdata->num_init_data ; i++) { + enum max77693_irq_source irq_src = MAX77693_IRQ_GROUP_NR; + + max77693_write_reg(info->max77693->regmap_muic, + muic_pdata->init_data[i].addr, + muic_pdata->init_data[i].data); + + switch (muic_pdata->init_data[i].addr) { + case MAX77693_MUIC_REG_INTMASK1: + irq_src = MUIC_INT1; + break; + case MAX77693_MUIC_REG_INTMASK2: + irq_src = MUIC_INT2; + break; + case MAX77693_MUIC_REG_INTMASK3: + irq_src = MUIC_INT3; + break; + } + + if (irq_src < MAX77693_IRQ_GROUP_NR) + info->max77693->irq_masks_cur[irq_src] + = muic_pdata->init_data[i].data; + } + /* Check revision number of MUIC device*/ ret = max77693_read_reg(info->max77693->regmap_muic, MAX77693_MUIC_REG_ID, &id); @@ -762,6 +783,7 @@ static int __devexit max77693_muic_remove(struct platform_device *pdev) free_irq(muic_irqs[i].virq, info); cancel_work_sync(&info->irq_work); extcon_dev_unregister(info->edev); + kfree(info->edev); kfree(info); return 0; diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c index ef9090a4271d..77b66b0cc8f5 100644 --- a/drivers/extcon/extcon-max8997.c +++ b/drivers/extcon/extcon-max8997.c @@ -271,8 +271,6 @@ out: static int max8997_muic_handle_charger_type_detach( struct max8997_muic_info *info) { - int ret = 0; - switch (info->pre_charger_type) { case MAX8997_CHARGER_TYPE_USB: extcon_set_cable_state(info->edev, "USB", false); @@ -290,11 +288,11 @@ static int max8997_muic_handle_charger_type_detach( extcon_set_cable_state(info->edev, "Fast-charger", false); break; default: - ret = -EINVAL; + return -EINVAL; break; } - return ret; + return 0; } static int max8997_muic_handle_charger_type(struct max8997_muic_info *info, diff --git a/drivers/firmware/memmap.c b/drivers/firmware/memmap.c index c1cdc9236666..90723e65b081 100644 --- a/drivers/firmware/memmap.c +++ b/drivers/firmware/memmap.c @@ -237,7 +237,7 @@ static ssize_t memmap_attr_show(struct kobject *kobj, * firmware_map_add() or firmware_map_add_early() afterwards, the entries * are not added to sysfs. */ -static int __init memmap_init(void) +static int __init firmware_memmap_init(void) { struct firmware_map_entry *entry; @@ -246,5 +246,5 @@ static int __init memmap_init(void) return 0; } -late_initcall(memmap_init); +late_initcall(firmware_memmap_init); diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c index 902af437eaf2..7a874129e5d8 100644 --- a/drivers/gpio/gpio-mvebu.c +++ b/drivers/gpio/gpio-mvebu.c @@ -381,11 +381,13 @@ static int mvebu_gpio_irq_set_type(struct irq_data *d, unsigned int type) u = readl_relaxed(mvebu_gpioreg_in_pol(mvchip)); u &= ~(1 << pin); writel_relaxed(u, mvebu_gpioreg_in_pol(mvchip)); + break; case IRQ_TYPE_EDGE_FALLING: case IRQ_TYPE_LEVEL_LOW: u = readl_relaxed(mvebu_gpioreg_in_pol(mvchip)); u |= 1 << pin; writel_relaxed(u, mvebu_gpioreg_in_pol(mvchip)); + break; case IRQ_TYPE_EDGE_BOTH: { u32 v; @@ -401,6 +403,7 @@ static int mvebu_gpio_irq_set_type(struct irq_data *d, unsigned int type) else u &= ~(1 << pin); /* rising */ writel_relaxed(u, mvebu_gpioreg_in_pol(mvchip)); + break; } } return 0; diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c index 09e11a5d921a..fd9d0af4d536 100644 --- a/drivers/gpu/drm/drm_fb_cma_helper.c +++ b/drivers/gpu/drm/drm_fb_cma_helper.c @@ -206,7 +206,7 @@ static int drm_fbdev_cma_create(struct drm_fb_helper *helper, size_t size; int ret; - DRM_DEBUG_KMS("surface width(%d), height(%d) and bpp(%d\n", + DRM_DEBUG_KMS("surface width(%d), height(%d) and bpp(%d)\n", sizes->surface_width, sizes->surface_height, sizes->surface_bpp); @@ -220,7 +220,7 @@ static int drm_fbdev_cma_create(struct drm_fb_helper *helper, size = mode_cmd.pitches[0] * mode_cmd.height; obj = drm_gem_cma_create(dev, size); - if (!obj) + if (IS_ERR(obj)) return -ENOMEM; fbi = framebuffer_alloc(0, dev->dev); diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c index cdf8b1e7602d..d4b20ceda3fb 100644 --- a/drivers/gpu/drm/drm_info.c +++ b/drivers/gpu/drm/drm_info.c @@ -205,8 +205,6 @@ static int drm_gem_one_name_info(int id, void *ptr, void *data) struct drm_gem_object *obj = ptr; struct seq_file *m = data; - seq_printf(m, "name %d size %zd\n", obj->name, obj->size); - seq_printf(m, "%6d %8zd %7d %8d\n", obj->name, obj->size, atomic_read(&obj->handle_count), @@ -239,7 +237,7 @@ int drm_vma_info(struct seq_file *m, void *data) mutex_lock(&dev->struct_mutex); seq_printf(m, "vma use count: %d, high_memory = %pK, 0x%pK\n", atomic_read(&dev->vma_count), - high_memory, (void *)virt_to_phys(high_memory)); + high_memory, (void *)(unsigned long)virt_to_phys(high_memory)); list_for_each_entry(pt, &dev->vmalist, head) { vma = pt->vma; diff --git a/drivers/gpu/drm/drm_platform.c b/drivers/gpu/drm/drm_platform.c index aaeb6f8d69ce..b8a282ea8751 100644 --- a/drivers/gpu/drm/drm_platform.c +++ b/drivers/gpu/drm/drm_platform.c @@ -64,7 +64,6 @@ int drm_get_platform_dev(struct platform_device *platdev, } if (drm_core_check_feature(dev, DRIVER_MODESET)) { - dev_set_drvdata(&platdev->dev, dev); ret = drm_get_minor(dev, &dev->control, DRM_MINOR_CONTROL); if (ret) goto err_g1; diff --git a/drivers/gpu/drm/i915/dvo_ch7xxx.c b/drivers/gpu/drm/i915/dvo_ch7xxx.c index 38f3a6cb8c7d..3edd981e0770 100644 --- a/drivers/gpu/drm/i915/dvo_ch7xxx.c +++ b/drivers/gpu/drm/i915/dvo_ch7xxx.c @@ -303,10 +303,10 @@ static bool ch7xxx_get_hw_state(struct intel_dvo_device *dvo) ch7xxx_readb(dvo, CH7xxx_PM, &val); - if (val & CH7xxx_PM_FPD) - return false; - else + if (val & (CH7xxx_PM_DVIL | CH7xxx_PM_DVIP)) return true; + else + return false; } static void ch7xxx_dump_regs(struct intel_dvo_device *dvo) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index aac4e5e1a5b9..6770ee6084b4 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -118,6 +118,13 @@ module_param_named(i915_enable_ppgtt, i915_enable_ppgtt, int, 0600); MODULE_PARM_DESC(i915_enable_ppgtt, "Enable PPGTT (default: true)"); +unsigned int i915_preliminary_hw_support __read_mostly = 0; +module_param_named(preliminary_hw_support, i915_preliminary_hw_support, int, 0600); +MODULE_PARM_DESC(preliminary_hw_support, + "Enable preliminary hardware support. " + "Enable Haswell and ValleyView Support. " + "(default: false)"); + static struct drm_driver driver; extern int intel_agp_enabled; @@ -826,6 +833,12 @@ i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) struct intel_device_info *intel_info = (struct intel_device_info *) ent->driver_data; + if (intel_info->is_haswell || intel_info->is_valleyview) + if(!i915_preliminary_hw_support) { + DRM_ERROR("Preliminary hardware support disabled\n"); + return -ENODEV; + } + /* Only bind to function 0 of the device. Early generations * used function 1 as a placeholder for multi-head. This causes * us confusion instead, especially on the systems where both diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4f2831aa5fed..f511fa2f4168 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1217,6 +1217,7 @@ extern int i915_enable_rc6 __read_mostly; extern int i915_enable_fbc __read_mostly; extern bool i915_enable_hangcheck __read_mostly; extern int i915_enable_ppgtt __read_mostly; +extern unsigned int i915_preliminary_hw_support __read_mostly; extern int i915_suspend(struct drm_device *dev, pm_message_t state); extern int i915_resume(struct drm_device *dev); @@ -1341,9 +1342,14 @@ int __must_check i915_gem_object_get_pages(struct drm_i915_gem_object *obj); static inline struct page *i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n) { struct scatterlist *sg = obj->pages->sgl; - while (n >= SG_MAX_SINGLE_ALLOC) { + int nents = obj->pages->nents; + while (nents > SG_MAX_SINGLE_ALLOC) { + if (n < SG_MAX_SINGLE_ALLOC - 1) + break; + sg = sg_chain_ptr(sg + SG_MAX_SINGLE_ALLOC - 1); n -= SG_MAX_SINGLE_ALLOC - 1; + nents -= SG_MAX_SINGLE_ALLOC - 1; } return sg_page(sg+n); } @@ -1427,7 +1433,7 @@ int __must_check i915_gpu_idle(struct drm_device *dev); int __must_check i915_gem_idle(struct drm_device *dev); int i915_add_request(struct intel_ring_buffer *ring, struct drm_file *file, - struct drm_i915_gem_request *request); + u32 *seqno); int __must_check i915_wait_seqno(struct intel_ring_buffer *ring, uint32_t seqno); int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 19dbdd7dd564..107f09befe92 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1407,8 +1407,10 @@ out: return VM_FAULT_NOPAGE; case -ENOMEM: return VM_FAULT_OOM; + case -ENOSPC: + return VM_FAULT_SIGBUS; default: - WARN_ON_ONCE(ret); + WARN_ONCE(ret, "unhandled error in i915_gem_fault: %i\n", ret); return VM_FAULT_SIGBUS; } } @@ -1822,10 +1824,11 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) sg_set_page(sg, page, PAGE_SIZE, 0); } + obj->pages = st; + if (i915_gem_object_needs_bit17_swizzle(obj)) i915_gem_object_do_bit_17_swizzle(obj); - obj->pages = st; return 0; err_pages: @@ -1955,11 +1958,12 @@ i915_gem_next_request_seqno(struct intel_ring_buffer *ring) int i915_add_request(struct intel_ring_buffer *ring, struct drm_file *file, - struct drm_i915_gem_request *request) + u32 *out_seqno) { drm_i915_private_t *dev_priv = ring->dev->dev_private; - uint32_t seqno; + struct drm_i915_gem_request *request; u32 request_ring_position; + u32 seqno; int was_empty; int ret; @@ -1974,11 +1978,9 @@ i915_add_request(struct intel_ring_buffer *ring, if (ret) return ret; - if (request == NULL) { - request = kmalloc(sizeof(*request), GFP_KERNEL); - if (request == NULL) - return -ENOMEM; - } + request = kmalloc(sizeof(*request), GFP_KERNEL); + if (request == NULL) + return -ENOMEM; seqno = i915_gem_next_request_seqno(ring); @@ -2030,6 +2032,8 @@ i915_add_request(struct intel_ring_buffer *ring, } } + if (out_seqno) + *out_seqno = seqno; return 0; } @@ -3959,6 +3963,9 @@ i915_gem_init_hw(struct drm_device *dev) if (!intel_enable_gtt()) return -EIO; + if (IS_HASWELL(dev) && (I915_READ(0x120010) == 1)) + I915_WRITE(0x9008, I915_READ(0x9008) | 0xf0000); + i915_gem_l3_remap(dev); i915_gem_init_swizzling(dev); @@ -4098,7 +4105,6 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data, } BUG_ON(!list_empty(&dev_priv->mm.active_list)); - BUG_ON(!list_empty(&dev_priv->mm.inactive_list)); mutex_unlock(&dev->struct_mutex); ret = drm_irq_install(dev); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 64c1be0a9cfd..a4162ddff6c5 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -521,7 +521,7 @@ */ # define _3D_CHICKEN2_WM_READ_PIPELINED (1 << 14) #define _3D_CHICKEN3 0x02090 -#define _3D_CHICKEN_SF_DISABLE_FASTCLIP_CULL (1 << 5) +#define _3D_CHICKEN3_SF_DISABLE_FASTCLIP_CULL (1 << 5) #define MI_MODE 0x0209c # define VS_TIMER_DISPATCH (1 << 6) diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 893f30164b7e..f78061af7045 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -219,20 +219,7 @@ static void intel_crt_mode_set(struct drm_encoder *encoder, intel_encoder_to_crt(to_intel_encoder(encoder)); struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct drm_i915_private *dev_priv = dev->dev_private; - int dpll_md_reg; - u32 adpa, dpll_md; - - dpll_md_reg = DPLL_MD(intel_crtc->pipe); - - /* - * Disable separate mode multiplier used when cloning SDVO to CRT - * XXX this needs to be adjusted when we really are cloning - */ - if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev)) { - dpll_md = I915_READ(dpll_md_reg); - I915_WRITE(dpll_md_reg, - dpll_md & ~DPLL_MD_UDI_MULTIPLIER_MASK); - } + u32 adpa; adpa = ADPA_HOTPLUG_BITS; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 2b6ce9b2674a..461a637f1ef7 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3253,6 +3253,16 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc) if (HAS_PCH_CPT(dev)) intel_cpt_verify_modeset(dev, intel_crtc->pipe); + + /* + * There seems to be a race in PCH platform hw (at least on some + * outputs) where an enabled pipe still completes any pageflip right + * away (as if the pipe is off) instead of waiting for vblank. As soon + * as the first vblank happend, everything works as expected. Hence just + * wait for one vblank before returning to avoid strange things + * happening. + */ + intel_wait_for_vblank(dev, intel_crtc->pipe); } static void ironlake_crtc_disable(struct drm_crtc *crtc) @@ -7882,6 +7892,34 @@ struct intel_quirk { void (*hook)(struct drm_device *dev); }; +/* For systems that don't have a meaningful PCI subdevice/subvendor ID */ +struct intel_dmi_quirk { + void (*hook)(struct drm_device *dev); + const struct dmi_system_id (*dmi_id_list)[]; +}; + +static int intel_dmi_reverse_brightness(const struct dmi_system_id *id) +{ + DRM_INFO("Backlight polarity reversed on %s\n", id->ident); + return 1; +} + +static const struct intel_dmi_quirk intel_dmi_quirks[] = { + { + .dmi_id_list = &(const struct dmi_system_id[]) { + { + .callback = intel_dmi_reverse_brightness, + .ident = "NCR Corporation", + .matches = {DMI_MATCH(DMI_SYS_VENDOR, "NCR Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, ""), + }, + }, + { } /* terminating entry */ + }, + .hook = quirk_invert_brightness, + }, +}; + static struct intel_quirk intel_quirks[] = { /* HP Mini needs pipe A force quirk (LP: #322104) */ { 0x27ae, 0x103c, 0x361a, quirk_pipea_force }, @@ -7892,8 +7930,7 @@ static struct intel_quirk intel_quirks[] = { /* ThinkPad T60 needs pipe A force quirk (bug #16494) */ { 0x2782, 0x17aa, 0x201a, quirk_pipea_force }, - /* 855 & before need to leave pipe A & dpll A up */ - { 0x3582, PCI_ANY_ID, PCI_ANY_ID, quirk_pipea_force }, + /* 830/845 need to leave pipe A & dpll A up */ { 0x2562, PCI_ANY_ID, PCI_ANY_ID, quirk_pipea_force }, { 0x3577, PCI_ANY_ID, PCI_ANY_ID, quirk_pipea_force }, @@ -7922,6 +7959,10 @@ static void intel_init_quirks(struct drm_device *dev) q->subsystem_device == PCI_ANY_ID)) q->hook(dev); } + for (i = 0; i < ARRAY_SIZE(intel_dmi_quirks); i++) { + if (dmi_check_system(*intel_dmi_quirks[i].dmi_id_list) != 0) + intel_dmi_quirks[i].hook(dev); + } } /* Disable the VGA plane that we never use */ @@ -8049,29 +8090,42 @@ static void intel_enable_pipe_a(struct drm_device *dev) } +static bool +intel_check_plane_mapping(struct intel_crtc *crtc) +{ + struct drm_i915_private *dev_priv = crtc->base.dev->dev_private; + u32 reg, val; + + if (dev_priv->num_pipe == 1) + return true; + + reg = DSPCNTR(!crtc->plane); + val = I915_READ(reg); + + if ((val & DISPLAY_PLANE_ENABLE) && + (!!(val & DISPPLANE_SEL_PIPE_MASK) == crtc->pipe)) + return false; + + return true; +} + static void intel_sanitize_crtc(struct intel_crtc *crtc) { struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; - u32 reg, val; + u32 reg; /* Clear any frame start delays used for debugging left by the BIOS */ reg = PIPECONF(crtc->pipe); I915_WRITE(reg, I915_READ(reg) & ~PIPECONF_FRAME_START_DELAY_MASK); /* We need to sanitize the plane -> pipe mapping first because this will - * disable the crtc (and hence change the state) if it is wrong. */ - if (!HAS_PCH_SPLIT(dev)) { + * disable the crtc (and hence change the state) if it is wrong. Note + * that gen4+ has a fixed plane -> pipe mapping. */ + if (INTEL_INFO(dev)->gen < 4 && !intel_check_plane_mapping(crtc)) { struct intel_connector *connector; bool plane; - reg = DSPCNTR(crtc->plane); - val = I915_READ(reg); - - if ((val & DISPLAY_PLANE_ENABLE) == 0 && - (!!(val & DISPPLANE_SEL_PIPE_MASK) == crtc->pipe)) - goto ok; - DRM_DEBUG_KMS("[CRTC:%d] wrong plane connection detected!\n", crtc->base.base.id); @@ -8095,7 +8149,6 @@ static void intel_sanitize_crtc(struct intel_crtc *crtc) WARN_ON(crtc->active); crtc->base.enabled = false; } -ok: if (dev_priv->quirks & QUIRK_PIPEA_FORCE && crtc->pipe == PIPE_A && !crtc->active) { diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index d1e8ddb2d6c0..368ed8ef1600 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1797,7 +1797,8 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0) break; if (i == intel_dp->lane_count && voltage_tries == 5) { - if (++loop_tries == 5) { + ++loop_tries; + if (loop_tries == 5) { DRM_DEBUG_KMS("too many full retries, give up\n"); break; } @@ -1807,11 +1808,15 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) } /* Check to see if we've tried the same voltage 5 times */ - if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) != voltage) { - voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK; - voltage_tries = 0; - } else + if ((intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK) == voltage) { ++voltage_tries; + if (voltage_tries == 5) { + DRM_DEBUG_KMS("too many voltage retries, give up\n"); + break; + } + } else + voltage_tries = 0; + voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK; /* Compute new intel_dp->train_set as requested by target */ intel_get_adjust_train(intel_dp, link_status); @@ -2369,8 +2374,9 @@ static void intel_dp_destroy(struct drm_connector *connector) { struct drm_device *dev = connector->dev; + struct intel_dp *intel_dp = intel_attached_dp(connector); - if (intel_dpd_is_edp(dev)) + if (is_edp(intel_dp)) intel_panel_destroy_backlight(dev); drm_sysfs_connector_remove(connector); diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index e3166df55daa..edba93b3474b 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -777,6 +777,14 @@ static const struct dmi_system_id intel_no_lvds[] = { DMI_MATCH(DMI_BOARD_NAME, "D525TUD"), }, }, + { + .callback = intel_no_lvds_dmi_callback, + .ident = "Supermicro X7SPA-H", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Supermicro"), + DMI_MATCH(DMI_PRODUCT_NAME, "X7SPA-H"), + }, + }, { } /* terminating entry */ }; diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index ebff850a9ab6..495625914e4a 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -209,7 +209,6 @@ static void intel_overlay_unmap_regs(struct intel_overlay *overlay, } static int intel_overlay_do_wait_request(struct intel_overlay *overlay, - struct drm_i915_gem_request *request, void (*tail)(struct intel_overlay *)) { struct drm_device *dev = overlay->dev; @@ -218,12 +217,10 @@ static int intel_overlay_do_wait_request(struct intel_overlay *overlay, int ret; BUG_ON(overlay->last_flip_req); - ret = i915_add_request(ring, NULL, request); - if (ret) { - kfree(request); - return ret; - } - overlay->last_flip_req = request->seqno; + ret = i915_add_request(ring, NULL, &overlay->last_flip_req); + if (ret) + return ret; + overlay->flip_tail = tail; ret = i915_wait_seqno(ring, overlay->last_flip_req); if (ret) @@ -240,7 +237,6 @@ static int intel_overlay_on(struct intel_overlay *overlay) struct drm_device *dev = overlay->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_ring_buffer *ring = &dev_priv->ring[RCS]; - struct drm_i915_gem_request *request; int ret; BUG_ON(overlay->active); @@ -248,17 +244,9 @@ static int intel_overlay_on(struct intel_overlay *overlay) WARN_ON(IS_I830(dev) && !(dev_priv->quirks & QUIRK_PIPEA_FORCE)); - request = kzalloc(sizeof(*request), GFP_KERNEL); - if (request == NULL) { - ret = -ENOMEM; - goto out; - } - ret = intel_ring_begin(ring, 4); - if (ret) { - kfree(request); - goto out; - } + if (ret) + return ret; intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_ON); intel_ring_emit(ring, overlay->flip_addr | OFC_UPDATE); @@ -266,9 +254,7 @@ static int intel_overlay_on(struct intel_overlay *overlay) intel_ring_emit(ring, MI_NOOP); intel_ring_advance(ring); - ret = intel_overlay_do_wait_request(overlay, request, NULL); -out: - return ret; + return intel_overlay_do_wait_request(overlay, NULL); } /* overlay needs to be enabled in OCMD reg */ @@ -278,17 +264,12 @@ static int intel_overlay_continue(struct intel_overlay *overlay, struct drm_device *dev = overlay->dev; drm_i915_private_t *dev_priv = dev->dev_private; struct intel_ring_buffer *ring = &dev_priv->ring[RCS]; - struct drm_i915_gem_request *request; u32 flip_addr = overlay->flip_addr; u32 tmp; int ret; BUG_ON(!overlay->active); - request = kzalloc(sizeof(*request), GFP_KERNEL); - if (request == NULL) - return -ENOMEM; - if (load_polyphase_filter) flip_addr |= OFC_UPDATE; @@ -298,22 +279,14 @@ static int intel_overlay_continue(struct intel_overlay *overlay, DRM_DEBUG("overlay underrun, DOVSTA: %x\n", tmp); ret = intel_ring_begin(ring, 2); - if (ret) { - kfree(request); + if (ret) return ret; - } + intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE); intel_ring_emit(ring, flip_addr); intel_ring_advance(ring); - ret = i915_add_request(ring, NULL, request); - if (ret) { - kfree(request); - return ret; - } - - overlay->last_flip_req = request->seqno; - return 0; + return i915_add_request(ring, NULL, &overlay->last_flip_req); } static void intel_overlay_release_old_vid_tail(struct intel_overlay *overlay) @@ -349,15 +322,10 @@ static int intel_overlay_off(struct intel_overlay *overlay) struct drm_i915_private *dev_priv = dev->dev_private; struct intel_ring_buffer *ring = &dev_priv->ring[RCS]; u32 flip_addr = overlay->flip_addr; - struct drm_i915_gem_request *request; int ret; BUG_ON(!overlay->active); - request = kzalloc(sizeof(*request), GFP_KERNEL); - if (request == NULL) - return -ENOMEM; - /* According to intel docs the overlay hw may hang (when switching * off) without loading the filter coeffs. It is however unclear whether * this applies to the disabling of the overlay or to the switching off @@ -365,10 +333,9 @@ static int intel_overlay_off(struct intel_overlay *overlay) flip_addr |= OFC_UPDATE; ret = intel_ring_begin(ring, 6); - if (ret) { - kfree(request); + if (ret) return ret; - } + /* wait for overlay to go idle */ intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_CONTINUE); intel_ring_emit(ring, flip_addr); @@ -379,8 +346,7 @@ static int intel_overlay_off(struct intel_overlay *overlay) intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); intel_ring_advance(ring); - return intel_overlay_do_wait_request(overlay, request, - intel_overlay_off_tail); + return intel_overlay_do_wait_request(overlay, intel_overlay_off_tail); } /* recover from an interruption due to a signal @@ -425,24 +391,16 @@ static int intel_overlay_release_old_vid(struct intel_overlay *overlay) return 0; if (I915_READ(ISR) & I915_OVERLAY_PLANE_FLIP_PENDING_INTERRUPT) { - struct drm_i915_gem_request *request; - /* synchronous slowpath */ - request = kzalloc(sizeof(*request), GFP_KERNEL); - if (request == NULL) - return -ENOMEM; - ret = intel_ring_begin(ring, 2); - if (ret) { - kfree(request); + if (ret) return ret; - } intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP); intel_ring_emit(ring, MI_NOOP); intel_ring_advance(ring); - ret = intel_overlay_do_wait_request(overlay, request, + ret = intel_overlay_do_wait_request(overlay, intel_overlay_release_old_vid_tail); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index b3b4b6cea8b0..72f41aaa71ff 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3442,8 +3442,8 @@ static void gen6_init_clock_gating(struct drm_device *dev) GEN6_RCCUNIT_CLOCK_GATE_DISABLE); /* Bspec says we need to always set all mask bits. */ - I915_WRITE(_3D_CHICKEN, (0xFFFF << 16) | - _3D_CHICKEN_SF_DISABLE_FASTCLIP_CULL); + I915_WRITE(_3D_CHICKEN3, (0xFFFF << 16) | + _3D_CHICKEN3_SF_DISABLE_FASTCLIP_CULL); /* * According to the spec the following bits should be diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 0007a4d9bf6e..c01d97db0061 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -139,6 +139,11 @@ struct intel_sdvo { /* DDC bus used by this SDVO encoder */ uint8_t ddc_bus; + + /* + * the sdvo flag gets lost in round trip: dtd->adjusted_mode->dtd + */ + uint8_t dtd_sdvo_flags; }; struct intel_sdvo_connector { @@ -984,6 +989,7 @@ intel_sdvo_get_preferred_input_mode(struct intel_sdvo *intel_sdvo, return false; intel_sdvo_get_mode_from_dtd(adjusted_mode, &input_dtd); + intel_sdvo->dtd_sdvo_flags = input_dtd.part2.sdvo_flags; return true; } @@ -1092,6 +1098,8 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder, * adjusted_mode. */ intel_sdvo_get_dtd_from_mode(&input_dtd, adjusted_mode); + if (intel_sdvo->is_tv || intel_sdvo->is_lvds) + input_dtd.part2.sdvo_flags = intel_sdvo->dtd_sdvo_flags; if (!intel_sdvo_set_input_timing(intel_sdvo, &input_dtd)) DRM_INFO("Setting input timings on %s failed\n", SDVO_NAME(intel_sdvo)); @@ -2277,10 +2285,8 @@ intel_sdvo_lvds_init(struct intel_sdvo *intel_sdvo, int device) intel_sdvo_connector->output_flag = SDVO_OUTPUT_LVDS1; } - /* SDVO LVDS is cloneable because the SDVO encoder does the upscaling, - * as opposed to native LVDS, where we upscale with the panel-fitter - * (and hence only the native LVDS resolution could be cloned). */ - intel_sdvo->base.cloneable = true; + /* SDVO LVDS is not cloneable because the input mode gets adjusted by the encoder */ + intel_sdvo->base.cloneable = false; intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo); if (!intel_sdvo_create_enhance_property(intel_sdvo, intel_sdvo_connector)) diff --git a/drivers/gpu/drm/nouveau/core/core/gpuobj.c b/drivers/gpu/drm/nouveau/core/core/gpuobj.c index 1f34549aff18..70586fde69cf 100644 --- a/drivers/gpu/drm/nouveau/core/core/gpuobj.c +++ b/drivers/gpu/drm/nouveau/core/core/gpuobj.c @@ -39,6 +39,11 @@ nouveau_gpuobj_destroy(struct nouveau_gpuobj *gpuobj) nv_wo32(gpuobj, i, 0x00000000); } + if (gpuobj->node) { + nouveau_mm_free(&nv_gpuobj(gpuobj->parent)->heap, + &gpuobj->node); + } + if (gpuobj->heap.block_size) nouveau_mm_fini(&gpuobj->heap); diff --git a/drivers/gpu/drm/nouveau/core/core/mm.c b/drivers/gpu/drm/nouveau/core/core/mm.c index bfddf87926dd..4d6206448670 100644 --- a/drivers/gpu/drm/nouveau/core/core/mm.c +++ b/drivers/gpu/drm/nouveau/core/core/mm.c @@ -236,7 +236,7 @@ nouveau_mm_fini(struct nouveau_mm *mm) int nodes = 0; list_for_each_entry(node, &mm->nodes, nl_entry) { - if (nodes++ == mm->heap_nodes) + if (WARN_ON(nodes++ == mm->heap_nodes)) return -EBUSY; } diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c index dcb5c2befc92..70ca7d5a1aa1 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/base.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/base.c @@ -72,7 +72,7 @@ nouveau_bios_shadow_of(struct nouveau_bios *bios) } data = of_get_property(dn, "NVDA,BMP", &size); - if (data) { + if (data && size) { bios->size = size; bios->data = kmalloc(bios->size, GFP_KERNEL); if (bios->data) @@ -104,6 +104,9 @@ nouveau_bios_shadow_pramin(struct nouveau_bios *bios) goto out; bios->size = nv_rd08(bios, 0x700002) * 512; + if (!bios->size) + goto out; + bios->data = kmalloc(bios->size, GFP_KERNEL); if (bios->data) { for (i = 0; i < bios->size; i++) @@ -155,6 +158,9 @@ nouveau_bios_shadow_prom(struct nouveau_bios *bios) /* read entire bios image to system memory */ bios->size = nv_rd08(bios, 0x300002) * 512; + if (!bios->size) + goto out; + bios->data = kmalloc(bios->size, GFP_KERNEL); if (bios->data) { for (i = 0; i < bios->size; i++) @@ -186,14 +192,22 @@ nouveau_bios_shadow_acpi(struct nouveau_bios *bios) { struct pci_dev *pdev = nv_device(bios)->pdev; int ret, cnt, i; - u8 data[3]; - if (!nouveau_acpi_rom_supported(pdev)) + if (!nouveau_acpi_rom_supported(pdev)) { + bios->data = NULL; return; + } bios->size = 0; - if (nouveau_acpi_get_bios_chunk(data, 0, 3) == 3) - bios->size = data[2] * 512; + bios->data = kmalloc(4096, GFP_KERNEL); + if (bios->data) { + if (nouveau_acpi_get_bios_chunk(bios->data, 0, 4096) == 4096) + bios->size = bios->data[2] * 512; + kfree(bios->data); + } + + if (!bios->size) + return; bios->data = kmalloc(bios->size, GFP_KERNEL); for (i = 0; bios->data && i < bios->size; i += cnt) { @@ -229,12 +243,14 @@ nouveau_bios_shadow_pci(struct nouveau_bios *bios) static int nouveau_bios_score(struct nouveau_bios *bios, const bool writeable) { - if (!bios->data || bios->data[0] != 0x55 || bios->data[1] != 0xAA) { + if (bios->size < 3 || !bios->data || bios->data[0] != 0x55 || + bios->data[1] != 0xAA) { nv_info(bios, "... signature not found\n"); return 0; } - if (nvbios_checksum(bios->data, bios->data[2] * 512)) { + if (nvbios_checksum(bios->data, + min_t(u32, bios->data[2] * 512, bios->size))) { nv_info(bios, "... checksum invalid\n"); /* if a ro image is somewhat bad, it's probably all rubbish */ return writeable ? 2 : 1; diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c b/drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c index 9ed6e728a94c..7d750382a833 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c @@ -43,7 +43,7 @@ dcb_table(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) *ver = nv_ro08(bios, dcb); if (*ver >= 0x41) { - nv_warn(bios, "DCB *ver 0x%02x unknown\n", *ver); + nv_warn(bios, "DCB version 0x%02x unknown\n", *ver); return 0x0000; } else if (*ver >= 0x30) { diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/pll.c b/drivers/gpu/drm/nouveau/core/subdev/bios/pll.c index 5e5f4cddae3c..f835501203e5 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/pll.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/pll.c @@ -157,11 +157,10 @@ pll_map_reg(struct nouveau_bios *bios, u32 reg, u32 *type, u8 *ver, u8 *len) while (map->reg) { if (map->reg == reg && *ver >= 0x20) { u16 addr = (data += hdr); + *type = map->type; while (cnt--) { - if (nv_ro32(bios, data) == map->reg) { - *type = map->type; + if (nv_ro32(bios, data) == map->reg) return data; - } data += *len; } return addr; @@ -200,11 +199,10 @@ pll_map_type(struct nouveau_bios *bios, u8 type, u32 *reg, u8 *ver, u8 *len) while (map->reg) { if (map->type == type && *ver >= 0x20) { u16 addr = (data += hdr); + *reg = map->reg; while (cnt--) { - if (nv_ro32(bios, data) == map->reg) { - *reg = map->reg; + if (nv_ro32(bios, data) == map->reg) return data; - } data += *len; } return addr; diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c index 436e9efe7ef5..27fb1af7a779 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c @@ -237,6 +237,7 @@ nv50_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, return ret; priv->base.ram.stolen = (u64)nv_rd32(priv, 0x100e10) << 12; + priv->base.ram.type = NV_MEM_TYPE_STOLEN; break; default: ret = nouveau_mm_init(&priv->base.vram, rsvd_head, size, @@ -277,7 +278,6 @@ nv50_fb_dtor(struct nouveau_object *object) __free_page(priv->r100c08_page); } - nouveau_mm_fini(&priv->base.vram); nouveau_fb_destroy(&priv->base); } diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c b/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c index b29237970fa0..523178685180 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c @@ -134,7 +134,7 @@ nouveau_therm_fan_sense(struct nouveau_therm *therm) end = ptimer->read(ptimer); if (cycles == 5) { - tach = (u64)60000000000; + tach = (u64)60000000000ULL; do_div(tach, (end - start)); return tach; } else diff --git a/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c b/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c index 0203e1e12caa..49050d991e75 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c +++ b/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c @@ -92,7 +92,8 @@ nv41_vmmgr_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nv04_vmmgr_priv *priv; int ret; - if (!nouveau_boolopt(device->cfgopt, "NvPCIE", true)) { + if (pci_find_capability(device->pdev, PCI_CAP_ID_AGP) || + !nouveau_boolopt(device->cfgopt, "NvPCIE", true)) { return nouveau_object_ctor(parent, engine, &nv04_vmmgr_oclass, data, size, pobject); } diff --git a/drivers/gpu/drm/nouveau/core/subdev/vm/nv44.c b/drivers/gpu/drm/nouveau/core/subdev/vm/nv44.c index 0ac18d05a146..aa8131436e3d 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/vm/nv44.c +++ b/drivers/gpu/drm/nouveau/core/subdev/vm/nv44.c @@ -163,7 +163,8 @@ nv44_vmmgr_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nv04_vmmgr_priv *priv; int ret; - if (!nouveau_boolopt(device->cfgopt, "NvPCIE", true)) { + if (pci_find_capability(device->pdev, PCI_CAP_ID_AGP) || + !nouveau_boolopt(device->cfgopt, "NvPCIE", true)) { return nouveau_object_ctor(parent, engine, &nv04_vmmgr_oclass, data, size, pobject); } diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 259e5f1adf47..35ac57f0aab6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -456,6 +456,7 @@ static struct ttm_tt * nouveau_ttm_tt_create(struct ttm_bo_device *bdev, unsigned long size, uint32_t page_flags, struct page *dummy_read) { +#if __OS_HAS_AGP struct nouveau_drm *drm = nouveau_bdev(bdev); struct drm_device *dev = drm->dev; @@ -463,6 +464,7 @@ nouveau_ttm_tt_create(struct ttm_bo_device *bdev, unsigned long size, return ttm_agp_tt_create(bdev, dev->agp->bridge, size, page_flags, dummy_read); } +#endif return nouveau_sgdma_create_ttm(bdev, size, page_flags, dummy_read); } diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 8f98e5a8c488..d2f8ffeed742 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -530,9 +530,11 @@ nouveau_page_flip_reserve(struct nouveau_bo *old_bo, if (ret) goto fail; - ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0); - if (ret) - goto fail_unreserve; + if (likely(old_bo != new_bo)) { + ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0); + if (ret) + goto fail_unreserve; + } return 0; @@ -551,8 +553,10 @@ nouveau_page_flip_unreserve(struct nouveau_bo *old_bo, nouveau_bo_fence(new_bo, fence); ttm_bo_unreserve(&new_bo->bo); - nouveau_bo_fence(old_bo, fence); - ttm_bo_unreserve(&old_bo->bo); + if (likely(old_bo != new_bo)) { + nouveau_bo_fence(old_bo, fence); + ttm_bo_unreserve(&old_bo->bo); + } nouveau_bo_unpin(old_bo); } diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c index 0bf64c90aa20..5566172774df 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -52,7 +52,7 @@ nouveau_pm_perflvl_aux(struct drm_device *dev, struct nouveau_pm_level *perflvl, { struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_pm *pm = nouveau_pm(dev); - struct nouveau_therm *therm = nouveau_therm(drm); + struct nouveau_therm *therm = nouveau_therm(drm->device); int ret; /*XXX: not on all boards, we should control based on temperature @@ -64,7 +64,6 @@ nouveau_pm_perflvl_aux(struct drm_device *dev, struct nouveau_pm_level *perflvl, ret = therm->fan_set(therm, perflvl->fanspeed); if (ret && ret != -ENODEV) { NV_ERROR(drm, "fanspeed set failed: %d\n", ret); - return ret; } } @@ -706,8 +705,7 @@ nouveau_hwmon_init(struct drm_device *dev) struct device *hwmon_dev; int ret = 0; - if (!therm || !therm->temp_get || !therm->attr_get || - !therm->attr_set || therm->temp_get(therm) < 0) + if (!therm || !therm->temp_get || !therm->attr_get || !therm->attr_set) return -ENODEV; hwmon_dev = hwmon_device_register(&dev->pdev->dev); diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 96184d02c8d9..2e566e123e9e 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -1690,10 +1690,10 @@ static int radeon_atom_pick_pll(struct drm_crtc *crtc) } /* all other cases */ pll_in_use = radeon_get_pll_use_mask(crtc); - if (!(pll_in_use & (1 << ATOM_PPLL2))) - return ATOM_PPLL2; if (!(pll_in_use & (1 << ATOM_PPLL1))) return ATOM_PPLL1; + if (!(pll_in_use & (1 << ATOM_PPLL2))) + return ATOM_PPLL2; DRM_ERROR("unable to allocate a PPLL\n"); return ATOM_PPLL_INVALID; } else { @@ -1715,10 +1715,10 @@ static int radeon_atom_pick_pll(struct drm_crtc *crtc) } /* all other cases */ pll_in_use = radeon_get_pll_use_mask(crtc); - if (!(pll_in_use & (1 << ATOM_PPLL2))) - return ATOM_PPLL2; if (!(pll_in_use & (1 << ATOM_PPLL1))) return ATOM_PPLL1; + if (!(pll_in_use & (1 << ATOM_PPLL2))) + return ATOM_PPLL2; DRM_ERROR("unable to allocate a PPLL\n"); return ATOM_PPLL_INVALID; } else { diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 49cbb3795a10..ba498f8e47a2 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -184,6 +184,7 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder, struct radeon_backlight_privdata *pdata; struct radeon_encoder_atom_dig *dig; u8 backlight_level; + char bl_name[16]; if (!radeon_encoder->enc_priv) return; @@ -203,7 +204,9 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder, memset(&props, 0, sizeof(props)); props.max_brightness = RADEON_MAX_BL_LEVEL; props.type = BACKLIGHT_RAW; - bd = backlight_device_register("radeon_bl", &drm_connector->kdev, + snprintf(bl_name, sizeof(bl_name), + "radeon_bl%d", dev->primary->index); + bd = backlight_device_register(bl_name, &drm_connector->kdev, pdata, &radeon_atom_backlight_ops, &props); if (IS_ERR(bd)) { DRM_ERROR("Backlight registration failed\n"); diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index a1f49c5fd74b..14313ad43b76 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -3431,9 +3431,14 @@ void evergreen_pcie_gen2_enable(struct radeon_device *rdev) if (!(mask & DRM_PCIE_SPEED_50)) return; + speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); + if (speed_cntl & LC_CURRENT_DATA_RATE) { + DRM_INFO("PCIE gen 2 link speeds already enabled\n"); + return; + } + DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n"); - speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) || (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) { diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c index 573ed1bc6cf7..30271b641913 100644 --- a/drivers/gpu/drm/radeon/evergreen_cs.c +++ b/drivers/gpu/drm/radeon/evergreen_cs.c @@ -2829,6 +2829,7 @@ static bool evergreen_vm_reg_valid(u32 reg) case CAYMAN_SQ_EX_ALLOC_TABLE_SLOTS: return true; default: + DRM_ERROR("Invalid register 0x%x in CS\n", reg); return false; } } diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 8bcb554ea0c5..81e6a568c29d 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -770,9 +770,13 @@ static int cayman_pcie_gart_enable(struct radeon_device *rdev) WREG32(0x15DC, 0); /* empty context1-7 */ + /* Assign the pt base to something valid for now; the pts used for + * the VMs are determined by the application and setup and assigned + * on the fly in the vm part of radeon_gart.c + */ for (i = 1; i < 8; i++) { WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0); - WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), 0); + WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), rdev->vm_manager.max_pfn); WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), rdev->gart.table_addr >> 12); } @@ -1534,26 +1538,31 @@ void cayman_vm_set_page(struct radeon_device *rdev, uint64_t pe, { struct radeon_ring *ring = &rdev->ring[rdev->asic->vm.pt_ring_index]; uint32_t r600_flags = cayman_vm_page_flags(rdev, flags); - int i; - radeon_ring_write(ring, PACKET3(PACKET3_ME_WRITE, 1 + count * 2)); - radeon_ring_write(ring, pe); - radeon_ring_write(ring, upper_32_bits(pe) & 0xff); - for (i = 0; i < count; ++i) { - uint64_t value = 0; - if (flags & RADEON_VM_PAGE_SYSTEM) { - value = radeon_vm_map_gart(rdev, addr); - value &= 0xFFFFFFFFFFFFF000ULL; - addr += incr; - - } else if (flags & RADEON_VM_PAGE_VALID) { - value = addr; - addr += incr; - } + while (count) { + unsigned ndw = 1 + count * 2; + if (ndw > 0x3FFF) + ndw = 0x3FFF; + + radeon_ring_write(ring, PACKET3(PACKET3_ME_WRITE, ndw)); + radeon_ring_write(ring, pe); + radeon_ring_write(ring, upper_32_bits(pe) & 0xff); + for (; ndw > 1; ndw -= 2, --count, pe += 8) { + uint64_t value = 0; + if (flags & RADEON_VM_PAGE_SYSTEM) { + value = radeon_vm_map_gart(rdev, addr); + value &= 0xFFFFFFFFFFFFF000ULL; + addr += incr; + + } else if (flags & RADEON_VM_PAGE_VALID) { + value = addr; + addr += incr; + } - value |= r600_flags; - radeon_ring_write(ring, value); - radeon_ring_write(ring, upper_32_bits(value)); + value |= r600_flags; + radeon_ring_write(ring, value); + radeon_ring_write(ring, upper_32_bits(value)); + } } } @@ -1572,12 +1581,6 @@ void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) if (vm == NULL) return; - radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (vm->id << 2), 0)); - radeon_ring_write(ring, 0); - - radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (vm->id << 2), 0)); - radeon_ring_write(ring, vm->last_pfn); - radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0)); radeon_ring_write(ring, vm->pd_gpu_addr >> 12); @@ -1588,4 +1591,8 @@ void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) /* bits 0-7 are the VM contexts0-7 */ radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0)); radeon_ring_write(ring, 1 << vm->id); + + /* sync PFP to ME, otherwise we might get invalid PFP reads */ + radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0)); + radeon_ring_write(ring, 0x0); } diff --git a/drivers/gpu/drm/radeon/nid.h b/drivers/gpu/drm/radeon/nid.h index 2423d1b5d385..cbef6815907a 100644 --- a/drivers/gpu/drm/radeon/nid.h +++ b/drivers/gpu/drm/radeon/nid.h @@ -502,6 +502,7 @@ #define PACKET3_MPEG_INDEX 0x3A #define PACKET3_WAIT_REG_MEM 0x3C #define PACKET3_MEM_WRITE 0x3D +#define PACKET3_PFP_SYNC_ME 0x42 #define PACKET3_SURFACE_SYNC 0x43 # define PACKET3_CB0_DEST_BASE_ENA (1 << 6) # define PACKET3_CB1_DEST_BASE_ENA (1 << 7) diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 70c800ff6190..cda280d157da 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -3703,6 +3703,12 @@ static void r600_pcie_gen2_enable(struct radeon_device *rdev) if (!(mask & DRM_PCIE_SPEED_50)) return; + speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL); + if (speed_cntl & LC_CURRENT_DATA_RATE) { + DRM_INFO("PCIE gen 2 link speeds already enabled\n"); + return; + } + DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n"); /* 55 nm r6xx asics */ diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index b04c06444d8b..8c42d54c2e26 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -663,9 +663,14 @@ struct radeon_vm { struct list_head list; struct list_head va; unsigned id; - unsigned last_pfn; - u64 pd_gpu_addr; - struct radeon_sa_bo *sa_bo; + + /* contains the page directory */ + struct radeon_sa_bo *page_directory; + uint64_t pd_gpu_addr; + + /* array of page tables, one for each page directory entry */ + struct radeon_sa_bo **page_tables; + struct mutex mutex; /* last fence for cs using this vm */ struct radeon_fence *fence; @@ -1843,9 +1848,10 @@ extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size */ int radeon_vm_manager_init(struct radeon_device *rdev); void radeon_vm_manager_fini(struct radeon_device *rdev); -int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm); +void radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm); void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm); int radeon_vm_alloc_pt(struct radeon_device *rdev, struct radeon_vm *vm); +void radeon_vm_add_to_lru(struct radeon_device *rdev, struct radeon_vm *vm); struct radeon_fence *radeon_vm_grab_id(struct radeon_device *rdev, struct radeon_vm *vm, int ring); void radeon_vm_fence(struct radeon_device *rdev, diff --git a/drivers/gpu/drm/radeon/radeon_acpi.c b/drivers/gpu/drm/radeon/radeon_acpi.c index b0a5688c67f8..196d28d99570 100644 --- a/drivers/gpu/drm/radeon/radeon_acpi.c +++ b/drivers/gpu/drm/radeon/radeon_acpi.c @@ -201,7 +201,7 @@ static int radeon_atif_verify_interface(acpi_handle handle, size = *(u16 *) info->buffer.pointer; if (size < 12) { - DRM_INFO("ATIF buffer is too small: %lu\n", size); + DRM_INFO("ATIF buffer is too small: %zu\n", size); err = -EINVAL; goto out; } @@ -370,6 +370,7 @@ int radeon_atif_handler(struct radeon_device *rdev, radeon_set_backlight_level(rdev, enc, req.backlight_level); +#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) if (rdev->is_atom_bios) { struct radeon_encoder_atom_dig *dig = enc->enc_priv; backlight_force_update(dig->bl_dev, @@ -379,6 +380,7 @@ int radeon_atif_handler(struct radeon_device *rdev, backlight_force_update(dig->bl_dev, BACKLIGHT_UPDATE_HOTKEY); } +#endif } } /* TODO: check other events */ @@ -485,7 +487,7 @@ static int radeon_atcs_verify_interface(acpi_handle handle, size = *(u16 *) info->buffer.pointer; if (size < 8) { - DRM_INFO("ATCS buffer is too small: %lu\n", size); + DRM_INFO("ATCS buffer is too small: %zu\n", size); err = -EINVAL; goto out; } diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c index 582e99449c12..37f6a907aea4 100644 --- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c +++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c @@ -87,7 +87,7 @@ static union acpi_object *radeon_atpx_call(acpi_handle handle, int function, atpx_arg_elements[1].integer.value = 0; } - status = acpi_evaluate_object(handle, "ATPX", &atpx_arg, &buffer); + status = acpi_evaluate_object(handle, NULL, &atpx_arg, &buffer); /* Fail only if calling the method fails and ATPX is supported */ if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { @@ -148,7 +148,7 @@ static int radeon_atpx_verify_interface(struct radeon_atpx *atpx) size = *(u16 *) info->buffer.pointer; if (size < 8) { - printk("ATPX buffer is too small: %lu\n", size); + printk("ATPX buffer is too small: %zu\n", size); err = -EINVAL; goto out; } @@ -373,11 +373,11 @@ static int radeon_atpx_power_state(enum vga_switcheroo_client_id id, } /** - * radeon_atpx_pci_probe_handle - look up the ATRM and ATPX handles + * radeon_atpx_pci_probe_handle - look up the ATPX handle * * @pdev: pci device * - * Look up the ATPX and ATRM handles (all asics). + * Look up the ATPX handles (all asics). * Returns true if the handles are found, false if not. */ static bool radeon_atpx_pci_probe_handle(struct pci_dev *pdev) diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index cb7b7c062fef..41672cc563fb 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -478,6 +478,7 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev, } out: + radeon_vm_add_to_lru(rdev, vm); mutex_unlock(&vm->mutex); mutex_unlock(&rdev->vm_manager.lock); return r; diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 64a42647f08a..e2f5f888c374 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -355,6 +355,8 @@ int radeon_wb_init(struct radeon_device *rdev) */ void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 base) { + uint64_t limit = (uint64_t)radeon_vram_limit << 20; + mc->vram_start = base; if (mc->mc_vram_size > (0xFFFFFFFF - base + 1)) { dev_warn(rdev->dev, "limiting VRAM to PCI aperture size\n"); @@ -368,8 +370,8 @@ void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64 mc->mc_vram_size = mc->aper_size; } mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; - if (radeon_vram_limit && radeon_vram_limit < mc->real_vram_size) - mc->real_vram_size = radeon_vram_limit; + if (limit && limit < mc->real_vram_size) + mc->real_vram_size = limit; dev_info(rdev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n", mc->mc_vram_size >> 20, mc->vram_start, mc->vram_end, mc->real_vram_size >> 20); @@ -835,6 +837,19 @@ static unsigned int radeon_vga_set_decode(void *cookie, bool state) } /** + * radeon_check_pot_argument - check that argument is a power of two + * + * @arg: value to check + * + * Validates that a certain argument is a power of two (all asics). + * Returns true if argument is valid. + */ +static bool radeon_check_pot_argument(int arg) +{ + return (arg & (arg - 1)) == 0; +} + +/** * radeon_check_arguments - validate module params * * @rdev: radeon_device pointer @@ -845,52 +860,25 @@ static unsigned int radeon_vga_set_decode(void *cookie, bool state) static void radeon_check_arguments(struct radeon_device *rdev) { /* vramlimit must be a power of two */ - switch (radeon_vram_limit) { - case 0: - case 4: - case 8: - case 16: - case 32: - case 64: - case 128: - case 256: - case 512: - case 1024: - case 2048: - case 4096: - break; - default: + if (!radeon_check_pot_argument(radeon_vram_limit)) { dev_warn(rdev->dev, "vram limit (%d) must be a power of 2\n", radeon_vram_limit); radeon_vram_limit = 0; - break; } - radeon_vram_limit = radeon_vram_limit << 20; + /* gtt size must be power of two and greater or equal to 32M */ - switch (radeon_gart_size) { - case 4: - case 8: - case 16: + if (radeon_gart_size < 32) { dev_warn(rdev->dev, "gart size (%d) too small forcing to 512M\n", radeon_gart_size); radeon_gart_size = 512; - break; - case 32: - case 64: - case 128: - case 256: - case 512: - case 1024: - case 2048: - case 4096: - break; - default: + + } else if (!radeon_check_pot_argument(radeon_gart_size)) { dev_warn(rdev->dev, "gart size (%d) must be a power of 2\n", radeon_gart_size); radeon_gart_size = 512; - break; } - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; + rdev->mc.gtt_size = (uint64_t)radeon_gart_size << 20; + /* AGP mode can only be -1, 1, 2, 4, 8 */ switch (radeon_agpmode) { case -1: @@ -1018,6 +1006,10 @@ int radeon_device_init(struct radeon_device *rdev, return r; /* initialize vm here */ mutex_init(&rdev->vm_manager.lock); + /* Adjust VM size here. + * Currently set to 4GB ((1 << 20) 4k pages). + * Max GPUVM size for cayman and SI is 40 bits. + */ rdev->vm_manager.max_pfn = 1 << 20; INIT_LIST_HEAD(&rdev->vm_manager.lru_vm); diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index f0c06d196b75..4debd60e5aa6 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -355,14 +355,13 @@ int radeon_gart_init(struct radeon_device *rdev) DRM_INFO("GART: num cpu pages %u, num gpu pages %u\n", rdev->gart.num_cpu_pages, rdev->gart.num_gpu_pages); /* Allocate pages table */ - rdev->gart.pages = kzalloc(sizeof(void *) * rdev->gart.num_cpu_pages, - GFP_KERNEL); + rdev->gart.pages = vzalloc(sizeof(void *) * rdev->gart.num_cpu_pages); if (rdev->gart.pages == NULL) { radeon_gart_fini(rdev); return -ENOMEM; } - rdev->gart.pages_addr = kzalloc(sizeof(dma_addr_t) * - rdev->gart.num_cpu_pages, GFP_KERNEL); + rdev->gart.pages_addr = vzalloc(sizeof(dma_addr_t) * + rdev->gart.num_cpu_pages); if (rdev->gart.pages_addr == NULL) { radeon_gart_fini(rdev); return -ENOMEM; @@ -388,8 +387,8 @@ void radeon_gart_fini(struct radeon_device *rdev) radeon_gart_unbind(rdev, 0, rdev->gart.num_cpu_pages); } rdev->gart.ready = false; - kfree(rdev->gart.pages); - kfree(rdev->gart.pages_addr); + vfree(rdev->gart.pages); + vfree(rdev->gart.pages_addr); rdev->gart.pages = NULL; rdev->gart.pages_addr = NULL; @@ -423,6 +422,18 @@ void radeon_gart_fini(struct radeon_device *rdev) */ /** + * radeon_vm_num_pde - return the number of page directory entries + * + * @rdev: radeon_device pointer + * + * Calculate the number of page directory entries (cayman+). + */ +static unsigned radeon_vm_num_pdes(struct radeon_device *rdev) +{ + return rdev->vm_manager.max_pfn >> RADEON_VM_BLOCK_SIZE; +} + +/** * radeon_vm_directory_size - returns the size of the page directory in bytes * * @rdev: radeon_device pointer @@ -431,7 +442,7 @@ void radeon_gart_fini(struct radeon_device *rdev) */ static unsigned radeon_vm_directory_size(struct radeon_device *rdev) { - return (rdev->vm_manager.max_pfn >> RADEON_VM_BLOCK_SIZE) * 8; + return RADEON_GPU_PAGE_ALIGN(radeon_vm_num_pdes(rdev) * 8); } /** @@ -451,11 +462,11 @@ int radeon_vm_manager_init(struct radeon_device *rdev) if (!rdev->vm_manager.enabled) { /* allocate enough for 2 full VM pts */ - size = RADEON_GPU_PAGE_ALIGN(radeon_vm_directory_size(rdev)); - size += RADEON_GPU_PAGE_ALIGN(rdev->vm_manager.max_pfn * 8); + size = radeon_vm_directory_size(rdev); + size += rdev->vm_manager.max_pfn * 8; size *= 2; r = radeon_sa_bo_manager_init(rdev, &rdev->vm_manager.sa_manager, - size, + RADEON_GPU_PAGE_ALIGN(size), RADEON_GEM_DOMAIN_VRAM); if (r) { dev_err(rdev->dev, "failed to allocate vm bo (%dKB)\n", @@ -476,7 +487,7 @@ int radeon_vm_manager_init(struct radeon_device *rdev) /* restore page table */ list_for_each_entry(vm, &rdev->vm_manager.lru_vm, list) { - if (vm->sa_bo == NULL) + if (vm->page_directory == NULL) continue; list_for_each_entry(bo_va, &vm->va, vm_list) { @@ -500,16 +511,25 @@ static void radeon_vm_free_pt(struct radeon_device *rdev, struct radeon_vm *vm) { struct radeon_bo_va *bo_va; + int i; - if (!vm->sa_bo) + if (!vm->page_directory) return; list_del_init(&vm->list); - radeon_sa_bo_free(rdev, &vm->sa_bo, vm->fence); + radeon_sa_bo_free(rdev, &vm->page_directory, vm->fence); list_for_each_entry(bo_va, &vm->va, vm_list) { bo_va->valid = false; } + + if (vm->page_tables == NULL) + return; + + for (i = 0; i < radeon_vm_num_pdes(rdev); i++) + radeon_sa_bo_free(rdev, &vm->page_tables[i], vm->fence); + + kfree(vm->page_tables); } /** @@ -546,63 +566,106 @@ void radeon_vm_manager_fini(struct radeon_device *rdev) } /** + * radeon_vm_evict - evict page table to make room for new one + * + * @rdev: radeon_device pointer + * @vm: VM we want to allocate something for + * + * Evict a VM from the lru, making sure that it isn't @vm. (cayman+). + * Returns 0 for success, -ENOMEM for failure. + * + * Global and local mutex must be locked! + */ +static int radeon_vm_evict(struct radeon_device *rdev, struct radeon_vm *vm) +{ + struct radeon_vm *vm_evict; + + if (list_empty(&rdev->vm_manager.lru_vm)) + return -ENOMEM; + + vm_evict = list_first_entry(&rdev->vm_manager.lru_vm, + struct radeon_vm, list); + if (vm_evict == vm) + return -ENOMEM; + + mutex_lock(&vm_evict->mutex); + radeon_vm_free_pt(rdev, vm_evict); + mutex_unlock(&vm_evict->mutex); + return 0; +} + +/** * radeon_vm_alloc_pt - allocates a page table for a VM * * @rdev: radeon_device pointer * @vm: vm to bind * * Allocate a page table for the requested vm (cayman+). - * Also starts to populate the page table. * Returns 0 for success, error for failure. * * Global and local mutex must be locked! */ int radeon_vm_alloc_pt(struct radeon_device *rdev, struct radeon_vm *vm) { - struct radeon_vm *vm_evict; - int r; + unsigned pd_size, pts_size; u64 *pd_addr; - int tables_size; + int r; if (vm == NULL) { return -EINVAL; } - /* allocate enough to cover the current VM size */ - tables_size = RADEON_GPU_PAGE_ALIGN(radeon_vm_directory_size(rdev)); - tables_size += RADEON_GPU_PAGE_ALIGN(vm->last_pfn * 8); - - if (vm->sa_bo != NULL) { - /* update lru */ - list_del_init(&vm->list); - list_add_tail(&vm->list, &rdev->vm_manager.lru_vm); + if (vm->page_directory != NULL) { return 0; } retry: - r = radeon_sa_bo_new(rdev, &rdev->vm_manager.sa_manager, &vm->sa_bo, - tables_size, RADEON_GPU_PAGE_SIZE, false); + pd_size = RADEON_GPU_PAGE_ALIGN(radeon_vm_directory_size(rdev)); + r = radeon_sa_bo_new(rdev, &rdev->vm_manager.sa_manager, + &vm->page_directory, pd_size, + RADEON_GPU_PAGE_SIZE, false); if (r == -ENOMEM) { - if (list_empty(&rdev->vm_manager.lru_vm)) { + r = radeon_vm_evict(rdev, vm); + if (r) return r; - } - vm_evict = list_first_entry(&rdev->vm_manager.lru_vm, struct radeon_vm, list); - mutex_lock(&vm_evict->mutex); - radeon_vm_free_pt(rdev, vm_evict); - mutex_unlock(&vm_evict->mutex); goto retry; } else if (r) { return r; } - pd_addr = radeon_sa_bo_cpu_addr(vm->sa_bo); - vm->pd_gpu_addr = radeon_sa_bo_gpu_addr(vm->sa_bo); - memset(pd_addr, 0, tables_size); + vm->pd_gpu_addr = radeon_sa_bo_gpu_addr(vm->page_directory); + + /* Initially clear the page directory */ + pd_addr = radeon_sa_bo_cpu_addr(vm->page_directory); + memset(pd_addr, 0, pd_size); + + pts_size = radeon_vm_num_pdes(rdev) * sizeof(struct radeon_sa_bo *); + vm->page_tables = kzalloc(pts_size, GFP_KERNEL); + + if (vm->page_tables == NULL) { + DRM_ERROR("Cannot allocate memory for page table array\n"); + radeon_sa_bo_free(rdev, &vm->page_directory, vm->fence); + return -ENOMEM; + } + + return 0; +} +/** + * radeon_vm_add_to_lru - add VMs page table to LRU list + * + * @rdev: radeon_device pointer + * @vm: vm to add to LRU + * + * Add the allocated page table to the LRU list (cayman+). + * + * Global mutex must be locked! + */ +void radeon_vm_add_to_lru(struct radeon_device *rdev, struct radeon_vm *vm) +{ + list_del_init(&vm->list); list_add_tail(&vm->list, &rdev->vm_manager.lru_vm); - return radeon_vm_bo_update_pte(rdev, vm, rdev->ring_tmp_bo.bo, - &rdev->ring_tmp_bo.bo->tbo.mem); } /** @@ -793,20 +856,6 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev, } mutex_lock(&vm->mutex); - if (last_pfn > vm->last_pfn) { - /* release mutex and lock in right order */ - mutex_unlock(&vm->mutex); - mutex_lock(&rdev->vm_manager.lock); - mutex_lock(&vm->mutex); - /* and check again */ - if (last_pfn > vm->last_pfn) { - /* grow va space 32M by 32M */ - unsigned align = ((32 << 20) >> 12) - 1; - radeon_vm_free_pt(rdev, vm); - vm->last_pfn = (last_pfn + align) & ~align; - } - mutex_unlock(&rdev->vm_manager.lock); - } head = &vm->va; last_offset = 0; list_for_each_entry(tmp, &vm->va, vm_list) { @@ -865,6 +914,154 @@ uint64_t radeon_vm_map_gart(struct radeon_device *rdev, uint64_t addr) } /** + * radeon_vm_update_pdes - make sure that page directory is valid + * + * @rdev: radeon_device pointer + * @vm: requested vm + * @start: start of GPU address range + * @end: end of GPU address range + * + * Allocates new page tables if necessary + * and updates the page directory (cayman+). + * Returns 0 for success, error for failure. + * + * Global and local mutex must be locked! + */ +static int radeon_vm_update_pdes(struct radeon_device *rdev, + struct radeon_vm *vm, + uint64_t start, uint64_t end) +{ + static const uint32_t incr = RADEON_VM_PTE_COUNT * 8; + + uint64_t last_pde = ~0, last_pt = ~0; + unsigned count = 0; + uint64_t pt_idx; + int r; + + start = (start / RADEON_GPU_PAGE_SIZE) >> RADEON_VM_BLOCK_SIZE; + end = (end / RADEON_GPU_PAGE_SIZE) >> RADEON_VM_BLOCK_SIZE; + + /* walk over the address space and update the page directory */ + for (pt_idx = start; pt_idx <= end; ++pt_idx) { + uint64_t pde, pt; + + if (vm->page_tables[pt_idx]) + continue; + +retry: + r = radeon_sa_bo_new(rdev, &rdev->vm_manager.sa_manager, + &vm->page_tables[pt_idx], + RADEON_VM_PTE_COUNT * 8, + RADEON_GPU_PAGE_SIZE, false); + + if (r == -ENOMEM) { + r = radeon_vm_evict(rdev, vm); + if (r) + return r; + goto retry; + } else if (r) { + return r; + } + + pde = vm->pd_gpu_addr + pt_idx * 8; + + pt = radeon_sa_bo_gpu_addr(vm->page_tables[pt_idx]); + + if (((last_pde + 8 * count) != pde) || + ((last_pt + incr * count) != pt)) { + + if (count) { + radeon_asic_vm_set_page(rdev, last_pde, + last_pt, count, incr, + RADEON_VM_PAGE_VALID); + } + + count = 1; + last_pde = pde; + last_pt = pt; + } else { + ++count; + } + } + + if (count) { + radeon_asic_vm_set_page(rdev, last_pde, last_pt, count, + incr, RADEON_VM_PAGE_VALID); + + } + + return 0; +} + +/** + * radeon_vm_update_ptes - make sure that page tables are valid + * + * @rdev: radeon_device pointer + * @vm: requested vm + * @start: start of GPU address range + * @end: end of GPU address range + * @dst: destination address to map to + * @flags: mapping flags + * + * Update the page tables in the range @start - @end (cayman+). + * + * Global and local mutex must be locked! + */ +static void radeon_vm_update_ptes(struct radeon_device *rdev, + struct radeon_vm *vm, + uint64_t start, uint64_t end, + uint64_t dst, uint32_t flags) +{ + static const uint64_t mask = RADEON_VM_PTE_COUNT - 1; + + uint64_t last_pte = ~0, last_dst = ~0; + unsigned count = 0; + uint64_t addr; + + start = start / RADEON_GPU_PAGE_SIZE; + end = end / RADEON_GPU_PAGE_SIZE; + + /* walk over the address space and update the page tables */ + for (addr = start; addr < end; ) { + uint64_t pt_idx = addr >> RADEON_VM_BLOCK_SIZE; + unsigned nptes; + uint64_t pte; + + if ((addr & ~mask) == (end & ~mask)) + nptes = end - addr; + else + nptes = RADEON_VM_PTE_COUNT - (addr & mask); + + pte = radeon_sa_bo_gpu_addr(vm->page_tables[pt_idx]); + pte += (addr & mask) * 8; + + if ((last_pte + 8 * count) != pte) { + + if (count) { + radeon_asic_vm_set_page(rdev, last_pte, + last_dst, count, + RADEON_GPU_PAGE_SIZE, + flags); + } + + count = nptes; + last_pte = pte; + last_dst = dst; + } else { + count += nptes; + } + + addr += nptes; + dst += nptes * RADEON_GPU_PAGE_SIZE; + } + + if (count) { + radeon_asic_vm_set_page(rdev, last_pte, last_dst, count, + RADEON_GPU_PAGE_SIZE, flags); + } +} + +/** * radeon_vm_bo_update_pte - map a bo into the vm page table * * @rdev: radeon_device pointer @@ -887,12 +1084,11 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, struct radeon_semaphore *sem = NULL; struct radeon_bo_va *bo_va; unsigned nptes, npdes, ndw; - uint64_t pe, addr; - uint64_t pfn; + uint64_t addr; int r; /* nothing to do if vm isn't bound */ - if (vm->sa_bo == NULL) + if (vm->page_directory == NULL) return 0; bo_va = radeon_vm_bo_find(vm, bo); @@ -939,25 +1135,29 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, } } - /* estimate number of dw needed */ - /* reserve space for 32-bit padding */ - ndw = 32; - nptes = radeon_bo_ngpu_pages(bo); - pfn = (bo_va->soffset / RADEON_GPU_PAGE_SIZE); + /* assume two extra pdes in case the mapping overlaps the borders */ + npdes = (nptes >> RADEON_VM_BLOCK_SIZE) + 2; - /* handle cases where a bo spans several pdes */ - npdes = (ALIGN(pfn + nptes, RADEON_VM_PTE_COUNT) - - (pfn & ~(RADEON_VM_PTE_COUNT - 1))) >> RADEON_VM_BLOCK_SIZE; + /* estimate number of dw needed */ + /* semaphore, fence and padding */ + ndw = 32; + + if (RADEON_VM_BLOCK_SIZE > 11) + /* reserve space for one header for every 2k dwords */ + ndw += (nptes >> 11) * 4; + else + /* reserve space for one header for + every (1 << BLOCK_SIZE) entries */ + ndw += (nptes >> RADEON_VM_BLOCK_SIZE) * 4; - /* reserve space for one header for every 2k dwords */ - ndw += (nptes >> 11) * 3; /* reserve space for pte addresses */ ndw += nptes * 2; /* reserve space for one header for every 2k dwords */ - ndw += (npdes >> 11) * 3; + ndw += (npdes >> 11) * 4; + /* reserve space for pde addresses */ ndw += npdes * 2; @@ -971,22 +1171,14 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, radeon_fence_note_sync(vm->fence, ridx); } - /* update page table entries */ - pe = vm->pd_gpu_addr; - pe += radeon_vm_directory_size(rdev); - pe += (bo_va->soffset / RADEON_GPU_PAGE_SIZE) * 8; - - radeon_asic_vm_set_page(rdev, pe, addr, nptes, - RADEON_GPU_PAGE_SIZE, bo_va->flags); - - /* update page directory entries */ - addr = pe; - - pe = vm->pd_gpu_addr; - pe += ((bo_va->soffset / RADEON_GPU_PAGE_SIZE) >> RADEON_VM_BLOCK_SIZE) * 8; + r = radeon_vm_update_pdes(rdev, vm, bo_va->soffset, bo_va->eoffset); + if (r) { + radeon_ring_unlock_undo(rdev, ring); + return r; + } - radeon_asic_vm_set_page(rdev, pe, addr, npdes, - RADEON_VM_PTE_COUNT * 8, RADEON_VM_PAGE_VALID); + radeon_vm_update_ptes(rdev, vm, bo_va->soffset, bo_va->eoffset, + addr, bo_va->flags); radeon_fence_unref(&vm->fence); r = radeon_fence_emit(rdev, &vm->fence, ridx); @@ -997,6 +1189,7 @@ int radeon_vm_bo_update_pte(struct radeon_device *rdev, radeon_ring_unlock_commit(rdev, ring); radeon_semaphore_free(rdev, &sem, vm->fence); radeon_fence_unref(&vm->last_flush); + return 0; } @@ -1056,31 +1249,15 @@ void radeon_vm_bo_invalidate(struct radeon_device *rdev, * @rdev: radeon_device pointer * @vm: requested vm * - * Init @vm (cayman+). - * Map the IB pool and any other shared objects into the VM - * by default as it's used by all VMs. - * Returns 0 for success, error for failure. + * Init @vm fields (cayman+). */ -int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm) +void radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm) { - struct radeon_bo_va *bo_va; - int r; - vm->id = 0; vm->fence = NULL; - vm->last_pfn = 0; mutex_init(&vm->mutex); INIT_LIST_HEAD(&vm->list); INIT_LIST_HEAD(&vm->va); - - /* map the ib pool buffer at 0 in virtual address space, set - * read only - */ - bo_va = radeon_vm_bo_add(rdev, vm, rdev->ring_tmp_bo.bo); - r = radeon_vm_bo_set_addr(rdev, bo_va, RADEON_VA_IB_OFFSET, - RADEON_VM_PAGE_READABLE | - RADEON_VM_PAGE_SNOOPED); - return r; } /** @@ -1102,17 +1279,6 @@ void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm) radeon_vm_free_pt(rdev, vm); mutex_unlock(&rdev->vm_manager.lock); - /* remove all bo at this point non are busy any more because unbind - * waited for the last vm fence to signal - */ - r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false); - if (!r) { - bo_va = radeon_vm_bo_find(vm, rdev->ring_tmp_bo.bo); - list_del_init(&bo_va->bo_list); - list_del_init(&bo_va->vm_list); - radeon_bo_unreserve(rdev->ring_tmp_bo.bo); - kfree(bo_va); - } if (!list_empty(&vm->va)) { dev_err(rdev->dev, "still active bo inside vm\n"); } diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index f38fbcc46935..fe5c1f6b7957 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -53,6 +53,7 @@ int radeon_gem_object_create(struct radeon_device *rdev, int size, struct drm_gem_object **obj) { struct radeon_bo *robj; + unsigned long max_size; int r; *obj = NULL; @@ -60,11 +61,26 @@ int radeon_gem_object_create(struct radeon_device *rdev, int size, if (alignment < PAGE_SIZE) { alignment = PAGE_SIZE; } + + /* maximun bo size is the minimun btw visible vram and gtt size */ + max_size = min(rdev->mc.visible_vram_size, rdev->mc.gtt_size); + if (size > max_size) { + printk(KERN_WARNING "%s:%d alloc size %dMb bigger than %ldMb limit\n", + __func__, __LINE__, size >> 20, max_size >> 20); + return -ENOMEM; + } + +retry: r = radeon_bo_create(rdev, size, alignment, kernel, initial_domain, NULL, &robj); if (r) { - if (r != -ERESTARTSYS) + if (r != -ERESTARTSYS) { + if (initial_domain == RADEON_GEM_DOMAIN_VRAM) { + initial_domain |= RADEON_GEM_DOMAIN_GTT; + goto retry; + } DRM_ERROR("Failed to allocate GEM object (%d, %d, %u, %d)\n", size, initial_domain, alignment, r); + } return r; } *obj = &robj->gem_base; diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 83b8d8aa71c0..dc781c49b96b 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -419,6 +419,7 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) /* new gpu have virtual address space support */ if (rdev->family >= CHIP_CAYMAN) { struct radeon_fpriv *fpriv; + struct radeon_bo_va *bo_va; int r; fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL); @@ -426,7 +427,15 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv) return -ENOMEM; } - r = radeon_vm_init(rdev, &fpriv->vm); + radeon_vm_init(rdev, &fpriv->vm); + + /* map the ib pool buffer read only into + * virtual address space */ + bo_va = radeon_vm_bo_add(rdev, &fpriv->vm, + rdev->ring_tmp_bo.bo); + r = radeon_vm_bo_set_addr(rdev, bo_va, RADEON_VA_IB_OFFSET, + RADEON_VM_PAGE_READABLE | + RADEON_VM_PAGE_SNOOPED); if (r) { radeon_vm_fini(rdev, &fpriv->vm); kfree(fpriv); @@ -454,6 +463,17 @@ void radeon_driver_postclose_kms(struct drm_device *dev, /* new gpu have virtual address space support */ if (rdev->family >= CHIP_CAYMAN && file_priv->driver_priv) { struct radeon_fpriv *fpriv = file_priv->driver_priv; + struct radeon_bo_va *bo_va; + int r; + + r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false); + if (!r) { + bo_va = radeon_vm_bo_find(&fpriv->vm, + rdev->ring_tmp_bo.bo); + if (bo_va) + radeon_vm_bo_rmv(rdev, bo_va); + radeon_bo_unreserve(rdev->ring_tmp_bo.bo); + } radeon_vm_fini(rdev, &fpriv->vm); kfree(fpriv); diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c index 92487e614778..0063df9d166d 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c @@ -269,27 +269,6 @@ static const struct drm_encoder_helper_funcs radeon_legacy_lvds_helper_funcs = { .disable = radeon_legacy_encoder_disable, }; -#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) - -static uint8_t radeon_legacy_lvds_level(struct backlight_device *bd) -{ - struct radeon_backlight_privdata *pdata = bl_get_data(bd); - uint8_t level; - - /* Convert brightness to hardware level */ - if (bd->props.brightness < 0) - level = 0; - else if (bd->props.brightness > RADEON_MAX_BL_LEVEL) - level = RADEON_MAX_BL_LEVEL; - else - level = bd->props.brightness; - - if (pdata->negative) - level = RADEON_MAX_BL_LEVEL - level; - - return level; -} - u8 radeon_legacy_get_backlight_level(struct radeon_encoder *radeon_encoder) { @@ -331,6 +310,27 @@ radeon_legacy_set_backlight_level(struct radeon_encoder *radeon_encoder, u8 leve radeon_legacy_lvds_update(&radeon_encoder->base, dpms_mode); } +#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE) + +static uint8_t radeon_legacy_lvds_level(struct backlight_device *bd) +{ + struct radeon_backlight_privdata *pdata = bl_get_data(bd); + uint8_t level; + + /* Convert brightness to hardware level */ + if (bd->props.brightness < 0) + level = 0; + else if (bd->props.brightness > RADEON_MAX_BL_LEVEL) + level = RADEON_MAX_BL_LEVEL; + else + level = bd->props.brightness; + + if (pdata->negative) + level = RADEON_MAX_BL_LEVEL - level; + + return level; +} + static int radeon_legacy_backlight_update_status(struct backlight_device *bd) { struct radeon_backlight_privdata *pdata = bl_get_data(bd); @@ -370,6 +370,7 @@ void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder, struct backlight_properties props; struct radeon_backlight_privdata *pdata; uint8_t backlight_level; + char bl_name[16]; if (!radeon_encoder->enc_priv) return; @@ -389,7 +390,9 @@ void radeon_legacy_backlight_init(struct radeon_encoder *radeon_encoder, memset(&props, 0, sizeof(props)); props.max_brightness = RADEON_MAX_BL_LEVEL; props.type = BACKLIGHT_RAW; - bd = backlight_device_register("radeon_bl", &drm_connector->kdev, + snprintf(bl_name, sizeof(bl_name), + "radeon_bl%d", dev->primary->index); + bd = backlight_device_register(bl_name, &drm_connector->kdev, pdata, &radeon_backlight_ops, &props); if (IS_ERR(bd)) { DRM_ERROR("Backlight registration failed\n"); @@ -991,11 +994,7 @@ static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder, static void radeon_ext_tmds_enc_destroy(struct drm_encoder *encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); - struct radeon_encoder_ext_tmds *tmds = radeon_encoder->enc_priv; - if (tmds) { - if (tmds->i2c_bus) - radeon_i2c_destroy(tmds->i2c_bus); - } + /* don't destroy the i2c bus record here, this will be done in radeon_i2c_fini */ kfree(radeon_encoder->enc_priv); drm_encoder_cleanup(encoder); kfree(radeon_encoder); diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 8b27dd6e3144..b91118ccef86 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -105,7 +105,6 @@ int radeon_bo_create(struct radeon_device *rdev, struct radeon_bo *bo; enum ttm_bo_type type; unsigned long page_align = roundup(byte_align, PAGE_SIZE) >> PAGE_SHIFT; - unsigned long max_size = 0; size_t acc_size; int r; @@ -121,18 +120,9 @@ int radeon_bo_create(struct radeon_device *rdev, } *bo_ptr = NULL; - /* maximun bo size is the minimun btw visible vram and gtt size */ - max_size = min(rdev->mc.visible_vram_size, rdev->mc.gtt_size); - if ((page_align << PAGE_SHIFT) >= max_size) { - printk(KERN_WARNING "%s:%d alloc size %ldM bigger than %ldMb limit\n", - __func__, __LINE__, page_align >> (20 - PAGE_SHIFT), max_size >> 20); - return -ENOMEM; - } - acc_size = ttm_bo_dma_acc_size(&rdev->mman.bdev, size, sizeof(struct radeon_bo)); -retry: bo = kzalloc(sizeof(struct radeon_bo), GFP_KERNEL); if (bo == NULL) return -ENOMEM; @@ -154,15 +144,6 @@ retry: acc_size, sg, &radeon_ttm_bo_destroy); up_read(&rdev->pm.mclk_lock); if (unlikely(r != 0)) { - if (r != -ERESTARTSYS) { - if (domain == RADEON_GEM_DOMAIN_VRAM) { - domain |= RADEON_GEM_DOMAIN_GTT; - goto retry; - } - dev_err(rdev->dev, - "object_init failed for (%lu, 0x%08X)\n", - size, domain); - } return r; } *bo_ptr = bo; diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index bba66902c83b..47634f27f2e5 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -305,7 +305,7 @@ void radeon_ring_write(struct radeon_ring *ring, uint32_t v) { #if DRM_DEBUG_CODE if (ring->count_dw <= 0) { - DRM_ERROR("radeon: writting more dword to ring than expected !\n"); + DRM_ERROR("radeon: writing more dwords to the ring than expected!\n"); } #endif ring->ring[ring->wptr++] = v; diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index f79633a036c3..b0db712060fb 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -2407,12 +2407,13 @@ static int si_pcie_gart_enable(struct radeon_device *rdev) WREG32(0x15DC, 0); /* empty context1-15 */ - /* FIXME start with 4G, once using 2 level pt switch to full - * vm size space - */ /* set vm size, must be a multiple of 4 */ WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn); + /* Assign the pt base to something valid for now; the pts used for + * the VMs are determined by the application and setup and assigned + * on the fly in the vm part of radeon_gart.c + */ for (i = 1; i < 16; i++) { if (i < 8) WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), @@ -2807,26 +2808,31 @@ void si_vm_set_page(struct radeon_device *rdev, uint64_t pe, { struct radeon_ring *ring = &rdev->ring[rdev->asic->vm.pt_ring_index]; uint32_t r600_flags = cayman_vm_page_flags(rdev, flags); - int i; - uint64_t value; - radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 2 + count * 2)); - radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | - WRITE_DATA_DST_SEL(1))); - radeon_ring_write(ring, pe); - radeon_ring_write(ring, upper_32_bits(pe)); - for (i = 0; i < count; ++i) { - if (flags & RADEON_VM_PAGE_SYSTEM) { - value = radeon_vm_map_gart(rdev, addr); - value &= 0xFFFFFFFFFFFFF000ULL; - } else if (flags & RADEON_VM_PAGE_VALID) - value = addr; - else - value = 0; - addr += incr; - value |= r600_flags; - radeon_ring_write(ring, value); - radeon_ring_write(ring, upper_32_bits(value)); + while (count) { + unsigned ndw = 2 + count * 2; + if (ndw > 0x3FFE) + ndw = 0x3FFE; + + radeon_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, ndw)); + radeon_ring_write(ring, (WRITE_DATA_ENGINE_SEL(0) | + WRITE_DATA_DST_SEL(1))); + radeon_ring_write(ring, pe); + radeon_ring_write(ring, upper_32_bits(pe)); + for (; ndw > 2; ndw -= 2, --count, pe += 8) { + uint64_t value; + if (flags & RADEON_VM_PAGE_SYSTEM) { + value = radeon_vm_map_gart(rdev, addr); + value &= 0xFFFFFFFFFFFFF000ULL; + } else if (flags & RADEON_VM_PAGE_VALID) + value = addr; + else + value = 0; + addr += incr; + value |= r600_flags; + radeon_ring_write(ring, value); + radeon_ring_write(ring, upper_32_bits(value)); + } } } @@ -2867,6 +2873,10 @@ void si_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) radeon_ring_write(ring, VM_INVALIDATE_REQUEST >> 2); radeon_ring_write(ring, 0); radeon_ring_write(ring, 1 << vm->id); + + /* sync PFP to ME, otherwise we might get invalid PFP reads */ + radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0)); + radeon_ring_write(ring, 0x0); } /* diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/shmobile/shmob_drm_drv.c index c71d493fd0c5..1c350fc4e449 100644 --- a/drivers/gpu/drm/shmobile/shmob_drm_drv.c +++ b/drivers/gpu/drm/shmobile/shmob_drm_drv.c @@ -201,6 +201,8 @@ static int shmob_drm_load(struct drm_device *dev, unsigned long flags) goto done; } + platform_set_drvdata(pdev, sdev); + done: if (ret) shmob_drm_unload(dev); @@ -299,11 +301,9 @@ static struct drm_driver shmob_drm_driver = { #if CONFIG_PM_SLEEP static int shmob_drm_pm_suspend(struct device *dev) { - struct platform_device *pdev = to_platform_device(dev); - struct drm_device *ddev = platform_get_drvdata(pdev); - struct shmob_drm_device *sdev = ddev->dev_private; + struct shmob_drm_device *sdev = dev_get_drvdata(dev); - drm_kms_helper_poll_disable(ddev); + drm_kms_helper_poll_disable(sdev->ddev); shmob_drm_crtc_suspend(&sdev->crtc); return 0; @@ -311,9 +311,7 @@ static int shmob_drm_pm_suspend(struct device *dev) static int shmob_drm_pm_resume(struct device *dev) { - struct platform_device *pdev = to_platform_device(dev); - struct drm_device *ddev = platform_get_drvdata(pdev); - struct shmob_drm_device *sdev = ddev->dev_private; + struct shmob_drm_device *sdev = dev_get_drvdata(dev); mutex_lock(&sdev->ddev->mode_config.mutex); shmob_drm_crtc_resume(&sdev->crtc); diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 402ab69f9f99..bf6e4b5a73b5 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -580,6 +580,7 @@ retry: if (unlikely(ret != 0)) return ret; +retry_reserve: spin_lock(&glob->lru_lock); if (unlikely(list_empty(&bo->ddestroy))) { @@ -587,14 +588,20 @@ retry: return 0; } - ret = ttm_bo_reserve_locked(bo, interruptible, - no_wait_reserve, false, 0); + ret = ttm_bo_reserve_locked(bo, false, true, false, 0); - if (unlikely(ret != 0)) { + if (unlikely(ret == -EBUSY)) { spin_unlock(&glob->lru_lock); - return ret; + if (likely(!no_wait_reserve)) + ret = ttm_bo_wait_unreserved(bo, interruptible); + if (unlikely(ret != 0)) + return ret; + + goto retry_reserve; } + BUG_ON(ret != 0); + /** * We can re-check for sync object without taking * the bo::lock since setting the sync object requires @@ -811,17 +818,14 @@ retry: no_wait_reserve, no_wait_gpu); kref_put(&bo->list_kref, ttm_bo_release_list); - if (likely(ret == 0 || ret == -ERESTARTSYS)) - return ret; - - goto retry; + return ret; } - ret = ttm_bo_reserve_locked(bo, false, no_wait_reserve, false, 0); + ret = ttm_bo_reserve_locked(bo, false, true, false, 0); if (unlikely(ret == -EBUSY)) { spin_unlock(&glob->lru_lock); - if (likely(!no_wait_gpu)) + if (likely(!no_wait_reserve)) ret = ttm_bo_wait_unreserved(bo, interruptible); kref_put(&bo->list_kref, ttm_bo_release_list); diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index 406537420fff..f4c3d28cd1fc 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -146,14 +146,14 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size, if (ret != 0) { err = ret; - goto errorout; + goto error0; } ret = hv_ringbuffer_init( &newchannel->inbound, in, recv_ringbuffer_size); if (ret != 0) { err = ret; - goto errorout; + goto error0; } @@ -168,7 +168,7 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size, if (ret != 0) { err = ret; - goto errorout; + goto error0; } /* Create and init the channel open message */ @@ -177,7 +177,7 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size, GFP_KERNEL); if (!open_info) { err = -ENOMEM; - goto errorout; + goto error0; } init_completion(&open_info->waitevent); @@ -193,7 +193,7 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size, if (userdatalen > MAX_USER_DEFINED_BYTES) { err = -EINVAL; - goto errorout; + goto error0; } if (userdatalen) @@ -208,19 +208,18 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size, sizeof(struct vmbus_channel_open_channel)); if (ret != 0) - goto cleanup; + goto error1; t = wait_for_completion_timeout(&open_info->waitevent, 5*HZ); if (t == 0) { err = -ETIMEDOUT; - goto errorout; + goto error1; } if (open_info->response.open_result.status) err = open_info->response.open_result.status; -cleanup: spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags); list_del(&open_info->msglistentry); spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags); @@ -228,9 +227,12 @@ cleanup: kfree(open_info); return err; -errorout: - hv_ringbuffer_cleanup(&newchannel->outbound); - hv_ringbuffer_cleanup(&newchannel->inbound); +error1: + spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags); + list_del(&open_info->msglistentry); + spin_unlock_irqrestore(&vmbus_connection.channelmsg_lock, flags); + +error0: free_pages((unsigned long)out, get_order(send_ringbuffer_size + recv_ringbuffer_size)); kfree(open_info); diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index 984a3f13923b..47b8d84b489d 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -205,8 +205,11 @@ static const struct tjmax __cpuinitconst tjmax_table[] = { { "CPU N455", 100000 }, { "CPU N470", 100000 }, { "CPU N475", 100000 }, - { "CPU 230", 100000 }, - { "CPU 330", 125000 }, + { "CPU 230", 100000 }, /* Model 0x1c, stepping 2 */ + { "CPU 330", 125000 }, /* Model 0x1c, stepping 2 */ + { "CPU CE4110", 110000 }, /* Model 0x1c, stepping 10 */ + { "CPU CE4150", 110000 }, /* Model 0x1c, stepping 10 */ + { "CPU CE4170", 110000 }, /* Model 0x1c, stepping 10 */ }; static int __cpuinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig index 2ca6a5a4f5a7..60745a535821 100644 --- a/drivers/hwmon/pmbus/Kconfig +++ b/drivers/hwmon/pmbus/Kconfig @@ -4,7 +4,7 @@ menuconfig PMBUS tristate "PMBus support" - depends on I2C && EXPERIMENTAL + depends on I2C default n help Say yes here if you want to enable PMBus support. diff --git a/drivers/iio/Kconfig b/drivers/iio/Kconfig index 6e3f143fc71d..fc937aca71fb 100644 --- a/drivers/iio/Kconfig +++ b/drivers/iio/Kconfig @@ -62,7 +62,6 @@ source "drivers/iio/frequency/Kconfig" source "drivers/iio/dac/Kconfig" source "drivers/iio/common/Kconfig" source "drivers/iio/gyro/Kconfig" -source "drivers/iio/light/Kconfig" source "drivers/iio/magnetometer/Kconfig" endif # IIO diff --git a/drivers/iio/Makefile b/drivers/iio/Makefile index f7fa3c0867b4..761f2b65ac52 100644 --- a/drivers/iio/Makefile +++ b/drivers/iio/Makefile @@ -18,5 +18,4 @@ obj-y += frequency/ obj-y += dac/ obj-y += common/ obj-y += gyro/ -obj-y += light/ obj-y += magnetometer/ diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 6ae2ac47c9c8..f0f8928b3c8a 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -292,7 +292,6 @@ static int evdev_release(struct inode *inode, struct file *file) kfree(client); evdev_close_device(evdev); - put_device(&evdev->dev); return 0; } @@ -331,7 +330,6 @@ static int evdev_open(struct inode *inode, struct file *file) file->private_data = client; nonseekable_open(inode, file); - get_device(&evdev->dev); return 0; err_free_client: @@ -1001,6 +999,7 @@ static int evdev_connect(struct input_handler *handler, struct input_dev *dev, goto err_free_evdev; cdev_init(&evdev->cdev, &evdev_fops); + evdev->cdev.kobj.parent = &evdev->dev.kobj; error = cdev_add(&evdev->cdev, evdev->dev.devt, 1); if (error) goto err_unregister_handle; diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index b62b5891f399..f362883c94e3 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -243,7 +243,6 @@ static int joydev_release(struct inode *inode, struct file *file) kfree(client); joydev_close_device(joydev); - put_device(&joydev->dev); return 0; } @@ -270,7 +269,6 @@ static int joydev_open(struct inode *inode, struct file *file) file->private_data = client; nonseekable_open(inode, file); - get_device(&joydev->dev); return 0; err_free_client: @@ -858,6 +856,7 @@ static int joydev_connect(struct input_handler *handler, struct input_dev *dev, goto err_free_joydev; cdev_init(&joydev->cdev, &joydev_fops); + joydev->cdev.kobj.parent = &joydev->dev.kobj; error = cdev_add(&joydev->cdev, joydev->dev.devt, 1); if (error) goto err_unregister_handle; diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index a1b4c37956b2..8f02e3d0e712 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -523,7 +523,6 @@ static int mousedev_release(struct inode *inode, struct file *file) kfree(client); mousedev_close_device(mousedev); - put_device(&mousedev->dev); return 0; } @@ -558,7 +557,6 @@ static int mousedev_open(struct inode *inode, struct file *file) file->private_data = client; nonseekable_open(inode, file); - get_device(&mousedev->dev); return 0; err_free_client: @@ -892,6 +890,7 @@ static struct mousedev *mousedev_create(struct input_dev *dev, } cdev_init(&mousedev->cdev, &mousedev_fops); + mousedev->cdev.kobj.parent = &mousedev->dev.kobj; error = cdev_add(&mousedev->cdev, mousedev->dev.devt, 1); if (error) goto err_unregister_handle; diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c index 9edf9806cff9..2c1e12bf2ab4 100644 --- a/drivers/input/tablet/wacom_sys.c +++ b/drivers/input/tablet/wacom_sys.c @@ -391,7 +391,7 @@ static int wacom_parse_hid(struct usb_interface *intf, features->pktlen = WACOM_PKGLEN_TPC2FG; } - if (features->type == MTSCREEN) + if (features->type == MTSCREEN || WACOM_24HDT) features->pktlen = WACOM_PKGLEN_MTOUCH; if (features->type == BAMBOO_PT) { @@ -402,6 +402,14 @@ static int wacom_parse_hid(struct usb_interface *intf, features->x_max = get_unaligned_le16(&report[i + 8]); i += 15; + } else if (features->type == WACOM_24HDT) { + features->x_max = + get_unaligned_le16(&report[i + 3]); + features->x_phy = + get_unaligned_le16(&report[i + 8]); + features->unit = report[i - 1]; + features->unitExpo = report[i - 3]; + i += 12; } else { features->x_max = get_unaligned_le16(&report[i + 3]); @@ -434,6 +442,12 @@ static int wacom_parse_hid(struct usb_interface *intf, features->y_phy = get_unaligned_le16(&report[i + 6]); i += 7; + } else if (type == WACOM_24HDT) { + features->y_max = + get_unaligned_le16(&report[i + 3]); + features->y_phy = + get_unaligned_le16(&report[i - 2]); + i += 7; } else if (type == BAMBOO_PT) { features->y_phy = get_unaligned_le16(&report[i + 3]); @@ -541,6 +555,9 @@ static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_feat /* MT Tablet PC touch */ return wacom_set_device_mode(intf, 3, 4, 4); } + else if (features->type == WACOM_24HDT) { + return wacom_set_device_mode(intf, 18, 3, 2); + } } else if (features->device_type == BTN_TOOL_PEN) { if (features->type <= BAMBOO_PT && features->type != WIRELESS) { return wacom_set_device_mode(intf, 2, 2, 2); @@ -613,6 +630,30 @@ struct wacom_usbdev_data { static LIST_HEAD(wacom_udev_list); static DEFINE_MUTEX(wacom_udev_list_lock); +static struct usb_device *wacom_get_sibling(struct usb_device *dev, int vendor, int product) +{ + int port1; + struct usb_device *sibling; + + if (vendor == 0 && product == 0) + return dev; + + if (dev->parent == NULL) + return NULL; + + usb_hub_for_each_child(dev->parent, port1, sibling) { + struct usb_device_descriptor *d; + if (sibling == NULL) + continue; + + d = &sibling->descriptor; + if (d->idVendor == vendor && d->idProduct == product) + return sibling; + } + + return NULL; +} + static struct wacom_usbdev_data *wacom_get_usbdev_data(struct usb_device *dev) { struct wacom_usbdev_data *data; @@ -1257,13 +1298,19 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i strlcpy(wacom_wac->name, features->name, sizeof(wacom_wac->name)); if (features->quirks & WACOM_QUIRK_MULTI_INPUT) { + struct usb_device *other_dev; + /* Append the device type to the name */ strlcat(wacom_wac->name, features->device_type == BTN_TOOL_PEN ? " Pen" : " Finger", sizeof(wacom_wac->name)); - error = wacom_add_shared_data(wacom_wac, dev); + + other_dev = wacom_get_sibling(dev, features->oVid, features->oPid); + if (other_dev == NULL || wacom_get_usbdev_data(other_dev) == NULL) + other_dev = dev; + error = wacom_add_shared_data(wacom_wac, other_dev); if (error) goto fail3; } diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index c3468c8dbd89..aa6010131179 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -806,6 +806,70 @@ static int find_slot_from_contactid(struct wacom_wac *wacom, int contactid) return -1; } +static int int_dist(int x1, int y1, int x2, int y2) +{ + int x = x2 - x1; + int y = y2 - y1; + + return int_sqrt(x*x + y*y); +} + +static int wacom_24hdt_irq(struct wacom_wac *wacom) +{ + struct input_dev *input = wacom->input; + char *data = wacom->data; + int i; + int current_num_contacts = data[61]; + int contacts_to_send = 0; + + /* + * First packet resets the counter since only the first + * packet in series will have non-zero current_num_contacts. + */ + if (current_num_contacts) + wacom->num_contacts_left = current_num_contacts; + + /* There are at most 4 contacts per packet */ + contacts_to_send = min(4, wacom->num_contacts_left); + + for (i = 0; i < contacts_to_send; i++) { + int offset = (WACOM_BYTES_PER_24HDT_PACKET * i) + 1; + bool touch = data[offset] & 0x1 && !wacom->shared->stylus_in_proximity; + int id = data[offset + 1]; + int slot = find_slot_from_contactid(wacom, id); + + if (slot < 0) + continue; + input_mt_slot(input, slot); + input_mt_report_slot_state(input, MT_TOOL_FINGER, touch); + + if (touch) { + int t_x = le16_to_cpup((__le16 *)&data[offset + 2]); + int c_x = le16_to_cpup((__le16 *)&data[offset + 4]); + int t_y = le16_to_cpup((__le16 *)&data[offset + 6]); + int c_y = le16_to_cpup((__le16 *)&data[offset + 8]); + int w = le16_to_cpup((__le16 *)&data[offset + 10]); + int h = le16_to_cpup((__le16 *)&data[offset + 12]); + + input_report_abs(input, ABS_MT_POSITION_X, t_x); + input_report_abs(input, ABS_MT_POSITION_Y, t_y); + input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h)); + input_report_abs(input, ABS_MT_WIDTH_MAJOR, min(w, h) + int_dist(t_x, t_y, c_x, c_y)); + input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h)); + input_report_abs(input, ABS_MT_ORIENTATION, w > h); + } + wacom->slots[slot] = touch ? id : -1; + } + + input_mt_report_pointer_emulation(input, true); + + wacom->num_contacts_left -= contacts_to_send; + if (wacom->num_contacts_left <= 0) + wacom->num_contacts_left = 0; + + return 1; +} + static int wacom_mt_touch(struct wacom_wac *wacom) { struct input_dev *input = wacom->input; @@ -1255,6 +1319,10 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len) sync = wacom_intuos_irq(wacom_wac); break; + case WACOM_24HDT: + sync = wacom_24hdt_irq(wacom_wac); + break; + case INTUOS5S: case INTUOS5: case INTUOS5L: @@ -1340,7 +1408,8 @@ void wacom_setup_device_quirks(struct wacom_features *features) /* these device have multiple inputs */ if (features->type >= WIRELESS || - (features->type >= INTUOS5S && features->type <= INTUOS5L)) + (features->type >= INTUOS5S && features->type <= INTUOS5L) || + (features->oVid && features->oPid)) features->quirks |= WACOM_QUIRK_MULTI_INPUT; /* quirk for bamboo touch with 2 low res touches */ @@ -1575,6 +1644,15 @@ int wacom_setup_input_capabilities(struct input_dev *input_dev, __set_bit(INPUT_PROP_POINTER, input_dev->propbit); break; + case WACOM_24HDT: + if (features->device_type == BTN_TOOL_FINGER) { + input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0); + input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0); + input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0); + input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0); + } + /* fall through */ + case MTSCREEN: if (features->device_type == BTN_TOOL_FINGER) { wacom_wac->slots = kmalloc(features->touch_max * @@ -1869,8 +1947,11 @@ static const struct wacom_features wacom_features_0xF4 = { "Wacom Cintiq 24HD", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047, 63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xF8 = - { "Wacom Cintiq 24HD touch", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047, - 63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; + { "Wacom Cintiq 24HD touch", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047, /* Pen */ + 63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 }; +static const struct wacom_features wacom_features_0xF6 = + { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */ + .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10 }; static const struct wacom_features wacom_features_0x3F = { "Wacom Cintiq 21UX", WACOM_PKGLEN_INTUOS, 87200, 65600, 1023, 63, CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; @@ -2113,6 +2194,7 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_WACOM(0xF4) }, { USB_DEVICE_WACOM(0xF8) }, + { USB_DEVICE_WACOM(0xF6) }, { USB_DEVICE_WACOM(0xFA) }, { USB_DEVICE_LENOVO(0x6004) }, { } diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h index 96c185cc301e..345f1e76975e 100644 --- a/drivers/input/tablet/wacom_wac.h +++ b/drivers/input/tablet/wacom_wac.h @@ -29,6 +29,7 @@ /* wacom data size per MT contact */ #define WACOM_BYTES_PER_MT_PACKET 11 +#define WACOM_BYTES_PER_24HDT_PACKET 14 /* device IDs */ #define STYLUS_DEVICE_ID 0x02 @@ -49,6 +50,7 @@ #define WACOM_REPORT_TPCHID 15 #define WACOM_REPORT_TPCST 16 #define WACOM_REPORT_TPC1FGE 18 +#define WACOM_REPORT_24HDT 1 /* device quirks */ #define WACOM_QUIRK_MULTI_INPUT 0x0001 @@ -81,6 +83,7 @@ enum { WACOM_MO, WIRELESS, BAMBOO_PT, + WACOM_24HDT, TABLETPC, /* add new TPC below */ TABLETPCE, TABLETPC2FG, @@ -109,6 +112,8 @@ struct wacom_features { int distance_fuzz; unsigned quirks; unsigned touch_max; + int oVid; + int oPid; }; struct wacom_shared { diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c index 18b0d99bd4d6..81837b0710a9 100644 --- a/drivers/iommu/amd_iommu_init.c +++ b/drivers/iommu/amd_iommu_init.c @@ -1599,21 +1599,46 @@ static void __init free_on_init_error(void) #endif } +/* SB IOAPIC is always on this device in AMD systems */ +#define IOAPIC_SB_DEVID ((0x00 << 8) | PCI_DEVFN(0x14, 0)) + static bool __init check_ioapic_information(void) { + bool ret, has_sb_ioapic; int idx; - for (idx = 0; idx < nr_ioapics; idx++) { - int id = mpc_ioapic_id(idx); + has_sb_ioapic = false; + ret = false; - if (get_ioapic_devid(id) < 0) { - pr_err(FW_BUG "AMD-Vi: IO-APIC[%d] not in IVRS table\n", id); - pr_err("AMD-Vi: Disabling interrupt remapping due to BIOS Bug\n"); - return false; + for (idx = 0; idx < nr_ioapics; idx++) { + int devid, id = mpc_ioapic_id(idx); + + devid = get_ioapic_devid(id); + if (devid < 0) { + pr_err(FW_BUG "AMD-Vi: IOAPIC[%d] not in IVRS table\n", id); + ret = false; + } else if (devid == IOAPIC_SB_DEVID) { + has_sb_ioapic = true; + ret = true; } } - return true; + if (!has_sb_ioapic) { + /* + * We expect the SB IOAPIC to be listed in the IVRS + * table. The system timer is connected to the SB IOAPIC + * and if we don't have it in the list the system will + * panic at boot time. This situation usually happens + * when the BIOS is buggy and provides us the wrong + * device id for the IOAPIC in the system. + */ + pr_err(FW_BUG "AMD-Vi: No southbridge IOAPIC found in IVRS table\n"); + } + + if (!ret) + pr_err("AMD-Vi: Disabling interrupt remapping due to BIOS Bug(s)\n"); + + return ret; } static void __init free_dma_resources(void) diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index 0b4d62e0c645..a649f146d17b 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -200,7 +200,7 @@ enum { #define SMMU_ADDR_TO_PFN(addr) ((addr) >> 12) #define SMMU_ADDR_TO_PDN(addr) ((addr) >> 22) -#define SMMU_PDN_TO_ADDR(addr) ((pdn) << 22) +#define SMMU_PDN_TO_ADDR(pdn) ((pdn) << 22) #define _READABLE (1 << SMMU_PTB_DATA_ASID_READABLE_SHIFT) #define _WRITABLE (1 << SMMU_PTB_DATA_ASID_WRITABLE_SHIFT) diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig index dd13e3a4c272..4ef0d80b57f4 100644 --- a/drivers/media/Kconfig +++ b/drivers/media/Kconfig @@ -163,19 +163,21 @@ source "drivers/media/common/Kconfig" # config MEDIA_SUBDRV_AUTOSELECT - bool "Autoselect analog and hybrid tuner modules to build" - depends on MEDIA_TUNER + bool "Autoselect tuners and i2c modules to build" + depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_CAMERA_SUPPORT default y help - By default, a TV driver auto-selects all possible tuners - thar could be used by the driver. + By default, a media driver auto-selects all possible i2c + devices that are used by any of the supported devices. This is generally the right thing to do, except when there - are strict constraints with regards to the kernel size. + are strict constraints with regards to the kernel size, + like on embedded systems. - Use this option with care, as deselecting tuner drivers which - are in fact necessary will result in TV devices which cannot - be tuned due to lack of the tuning driver. + Use this option with care, as deselecting ancillary drivers which + are, in fact, necessary will result in the lack of the needed + functionality for your device (it may not tune or may not have + the need demodulers). If unsure say Y. diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index b721902bb6b4..b2530b002125 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1519,7 +1519,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) /* no need to lock since we're protected by rtnl_lock */ if (slave_dev->features & NETIF_F_VLAN_CHALLENGED) { pr_debug("%s: NETIF_F_VLAN_CHALLENGED\n", slave_dev->name); - if (bond_vlan_used(bond)) { + if (vlan_uses_dev(bond_dev)) { pr_err("%s: Error: cannot enslave VLAN challenged slave %s on VLAN enabled bond %s\n", bond_dev->name, slave_dev->name, bond_dev->name); return -EPERM; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 24220992413f..4833b6a9031c 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -2957,9 +2957,13 @@ netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) skb_shinfo(skb)->nr_frags + BDS_PER_TX_PKT + NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))) { - bnx2x_fp_qstats(bp, txdata->parent_fp)->driver_xoff++; - netif_tx_stop_queue(txq); - BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); + /* Handle special storage cases separately */ + if (txdata->tx_ring_size != 0) { + BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); + bnx2x_fp_qstats(bp, txdata->parent_fp)->driver_xoff++; + netif_tx_stop_queue(txq); + } + return NETDEV_TX_BUSY; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c index 71971a161bd1..614981c02264 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sp.c @@ -126,7 +126,7 @@ static inline int bnx2x_exe_queue_add(struct bnx2x *bp, /* Check if this request is ok */ rc = o->validate(bp, o->owner, elem); if (rc) { - BNX2X_ERR("Preamble failed: %d\n", rc); + DP(BNX2X_MSG_SP, "Preamble failed: %d\n", rc); goto free_and_exit; } } diff --git a/drivers/of/address.c b/drivers/of/address.c index 72e496f1e9b0..0125524c08c4 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -37,9 +37,9 @@ struct of_bus { int (*match)(struct device_node *parent); void (*count_cells)(struct device_node *child, int *addrc, int *sizec); - u64 (*map)(u32 *addr, const __be32 *range, + u64 (*map)(__be32 *addr, const __be32 *range, int na, int ns, int pna); - int (*translate)(u32 *addr, u64 offset, int na); + int (*translate)(__be32 *addr, u64 offset, int na); unsigned int (*get_flags)(const __be32 *addr); }; @@ -56,7 +56,7 @@ static void of_bus_default_count_cells(struct device_node *dev, *sizec = of_n_size_cells(dev); } -static u64 of_bus_default_map(u32 *addr, const __be32 *range, +static u64 of_bus_default_map(__be32 *addr, const __be32 *range, int na, int ns, int pna) { u64 cp, s, da; @@ -82,7 +82,7 @@ static u64 of_bus_default_map(u32 *addr, const __be32 *range, return da - cp; } -static int of_bus_default_translate(u32 *addr, u64 offset, int na) +static int of_bus_default_translate(__be32 *addr, u64 offset, int na) { u64 a = of_read_number(addr, na); memset(addr, 0, na * 4); @@ -138,7 +138,7 @@ static unsigned int of_bus_pci_get_flags(const __be32 *addr) return flags; } -static u64 of_bus_pci_map(u32 *addr, const __be32 *range, int na, int ns, +static u64 of_bus_pci_map(__be32 *addr, const __be32 *range, int na, int ns, int pna) { u64 cp, s, da; @@ -165,7 +165,7 @@ static u64 of_bus_pci_map(u32 *addr, const __be32 *range, int na, int ns, return da - cp; } -static int of_bus_pci_translate(u32 *addr, u64 offset, int na) +static int of_bus_pci_translate(__be32 *addr, u64 offset, int na) { return of_bus_default_translate(addr + 1, offset, na - 1); } @@ -247,7 +247,7 @@ static void of_bus_isa_count_cells(struct device_node *child, *sizec = 1; } -static u64 of_bus_isa_map(u32 *addr, const __be32 *range, int na, int ns, +static u64 of_bus_isa_map(__be32 *addr, const __be32 *range, int na, int ns, int pna) { u64 cp, s, da; @@ -270,7 +270,7 @@ static u64 of_bus_isa_map(u32 *addr, const __be32 *range, int na, int ns, return da - cp; } -static int of_bus_isa_translate(u32 *addr, u64 offset, int na) +static int of_bus_isa_translate(__be32 *addr, u64 offset, int na) { return of_bus_default_translate(addr + 1, offset, na - 1); } @@ -338,7 +338,7 @@ static struct of_bus *of_match_bus(struct device_node *np) } static int of_translate_one(struct device_node *parent, struct of_bus *bus, - struct of_bus *pbus, u32 *addr, + struct of_bus *pbus, __be32 *addr, int na, int ns, int pna, const char *rprop) { const __be32 *ranges; @@ -409,12 +409,12 @@ static int of_translate_one(struct device_node *parent, struct of_bus *bus, * that can be mapped to a cpu physical address). This is not really specified * that way, but this is traditionally the way IBM at least do things */ -u64 __of_translate_address(struct device_node *dev, const __be32 *in_addr, - const char *rprop) +static u64 __of_translate_address(struct device_node *dev, + const __be32 *in_addr, const char *rprop) { struct device_node *parent = NULL; struct of_bus *bus, *pbus; - u32 addr[OF_MAX_ADDR_CELLS]; + __be32 addr[OF_MAX_ADDR_CELLS]; int na, ns, pna, pns; u64 result = OF_BAD_ADDR; diff --git a/drivers/of/irq.c b/drivers/of/irq.c index a23ec7779997..a3c1c5aae6a9 100644 --- a/drivers/of/irq.c +++ b/drivers/of/irq.c @@ -192,11 +192,13 @@ int of_irq_map_raw(struct device_node *parent, const __be32 *intspec, /* Compare specifiers */ match = 1; for (i = 0; i < addrsize && match; ++i) { - u32 mask = imask ? imask[i] : 0xffffffffu; + __be32 mask = imask ? imask[i] + : cpu_to_be32(0xffffffffu); match = ((addr[i] ^ imap[i]) & mask) == 0; } for (; i < (addrsize + intsize) && match; ++i) { - u32 mask = imask ? imask[i] : 0xffffffffu; + __be32 mask = imask ? imask[i] + : cpu_to_be32(0xffffffffu); match = ((intspec[i-addrsize] ^ imap[i]) & mask) == 0; } @@ -465,7 +467,7 @@ void __init of_irq_init(const struct of_device_id *matches) pr_debug("of_irq_init: init %s @ %p, parent %p\n", match->compatible, desc->dev, desc->interrupt_parent); - irq_init_cb = match->data; + irq_init_cb = (of_irq_init_cb_t)match->data; ret = irq_init_cb(desc->dev, desc->interrupt_parent); if (ret) { kfree(desc); diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 9bdeaf30b17d..b80891b43816 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -76,7 +76,7 @@ void of_device_make_bus_id(struct device *dev) { static atomic_t bus_no_reg_magic; struct device_node *node = dev->of_node; - const u32 *reg; + const __be32 *reg; u64 addr; const __be32 *addrp; int magic; diff --git a/drivers/pcmcia/pxa2xx_sharpsl.c b/drivers/pcmcia/pxa2xx_sharpsl.c index b066273b6b4f..7dd879ce514d 100644 --- a/drivers/pcmcia/pxa2xx_sharpsl.c +++ b/drivers/pcmcia/pxa2xx_sharpsl.c @@ -194,7 +194,7 @@ static void sharpsl_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) sharpsl_pcmcia_init_reset(skt); } -static struct pcmcia_low_level sharpsl_pcmcia_ops __initdata = { +static struct pcmcia_low_level sharpsl_pcmcia_ops = { .owner = THIS_MODULE, .hw_init = sharpsl_pcmcia_hw_init, .socket_state = sharpsl_pcmcia_socket_state, diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index 0f1ec9e8ff14..2e39c04fc16b 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -1061,8 +1061,10 @@ static int pinctrl_groups_show(struct seq_file *s, void *what) seq_printf(s, "group: %s\n", gname); for (i = 0; i < num_pins; i++) { pname = pin_get_name(pctldev, pins[i]); - if (WARN_ON(!pname)) + if (WARN_ON(!pname)) { + mutex_unlock(&pinctrl_mutex); return -EINVAL; + } seq_printf(s, "pin %d (%s)\n", pins[i], pname); } seq_puts(s, "\n"); diff --git a/drivers/pinctrl/pinconf.c b/drivers/pinctrl/pinconf.c index 43f474cdc110..baee2cc46a17 100644 --- a/drivers/pinctrl/pinconf.c +++ b/drivers/pinctrl/pinconf.c @@ -537,8 +537,6 @@ static int pinconf_groups_show(struct seq_file *s, void *what) seq_puts(s, "Pin config settings per pin group\n"); seq_puts(s, "Format: group (name): configs\n"); - mutex_lock(&pinctrl_mutex); - while (selector < ngroups) { const char *gname = pctlops->get_group_name(pctldev, selector); @@ -549,8 +547,6 @@ static int pinconf_groups_show(struct seq_file *s, void *what) selector++; } - mutex_unlock(&pinctrl_mutex); - return 0; } diff --git a/drivers/pinctrl/pinctrl-bcm2835.c b/drivers/pinctrl/pinctrl-bcm2835.c index a4adee633fa9..7e9be18ec2d2 100644 --- a/drivers/pinctrl/pinctrl-bcm2835.c +++ b/drivers/pinctrl/pinctrl-bcm2835.c @@ -29,7 +29,6 @@ #include <linux/irq.h> #include <linux/irqdesc.h> #include <linux/irqdomain.h> -#include <linux/irq.h> #include <linux/module.h> #include <linux/of_address.h> #include <linux/of.h> @@ -960,7 +959,7 @@ static int __devinit bcm2835_pinctrl_probe(struct platform_device *pdev) return err; } - pc->base = devm_request_and_ioremap(&pdev->dev, &iomem); + pc->base = devm_request_and_ioremap(dev, &iomem); if (!pc->base) return -EADDRNOTAVAIL; @@ -1032,7 +1031,7 @@ static int __devinit bcm2835_pinctrl_probe(struct platform_device *pdev) pc->pctl_dev = pinctrl_register(&bcm2835_pinctrl_desc, dev, pc); if (!pc->pctl_dev) { gpiochip_remove(&pc->gpio_chip); - return PTR_ERR(pc->pctl_dev); + return -EINVAL; } pc->gpio_range = bcm2835_pinctrl_gpio_range; diff --git a/drivers/pinctrl/pinctrl-nomadik.c b/drivers/pinctrl/pinctrl-nomadik.c index fec9c30133d4..cf82d9ce4dee 100644 --- a/drivers/pinctrl/pinctrl-nomadik.c +++ b/drivers/pinctrl/pinctrl-nomadik.c @@ -30,7 +30,20 @@ #include <linux/pinctrl/pinconf.h> /* Since we request GPIOs from ourself */ #include <linux/pinctrl/consumer.h> +/* + * For the U8500 archs, use the PRCMU register interface, for the older + * Nomadik, provide some stubs. The functions using these will only be + * called on the U8500 series. + */ +#ifdef CONFIG_ARCH_U8500 #include <linux/mfd/dbx500-prcmu.h> +#else +static inline u32 prcmu_read(unsigned int reg) { + return 0; +} +static inline void prcmu_write(unsigned int reg, u32 value) {} +static inline void prcmu_write_masked(unsigned int reg, u32 mask, u32 value) {} +#endif #include <asm/mach/irq.h> @@ -1043,7 +1056,7 @@ static int nmk_gpio_to_irq(struct gpio_chip *chip, unsigned offset) struct nmk_gpio_chip *nmk_chip = container_of(chip, struct nmk_gpio_chip, chip); - return irq_find_mapping(nmk_chip->domain, offset); + return irq_create_mapping(nmk_chip->domain, offset); } #ifdef CONFIG_DEBUG_FS @@ -1268,6 +1281,7 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) struct clk *clk; int secondary_irq; void __iomem *base; + int irq_start = 0; int irq; int ret; @@ -1371,19 +1385,11 @@ static int __devinit nmk_gpio_probe(struct platform_device *dev) platform_set_drvdata(dev, nmk_chip); - if (np) { - /* The DT case will just grab a set of IRQ numbers */ - nmk_chip->domain = irq_domain_add_linear(np, NMK_GPIO_PER_CHIP, - &nmk_gpio_irq_simple_ops, nmk_chip); - } else { - /* Non-DT legacy mode, use hardwired IRQ numbers */ - int irq_start; - + if (!np) irq_start = NOMADIK_GPIO_TO_IRQ(pdata->first_gpio); - nmk_chip->domain = irq_domain_add_simple(NULL, + nmk_chip->domain = irq_domain_add_simple(np, NMK_GPIO_PER_CHIP, irq_start, &nmk_gpio_irq_simple_ops, nmk_chip); - } if (!nmk_chip->domain) { dev_err(&dev->dev, "failed to create irqdomain\n"); ret = -ENOSYS; diff --git a/drivers/pinctrl/pinctrl-samsung.c b/drivers/pinctrl/pinctrl-samsung.c index dd108a94acf9..861cd5f04d5e 100644 --- a/drivers/pinctrl/pinctrl-samsung.c +++ b/drivers/pinctrl/pinctrl-samsung.c @@ -513,7 +513,7 @@ static int samsung_gpio_direction_output(struct gpio_chip *gc, unsigned offset, * Parse the pin names listed in the 'samsung,pins' property and convert it * into a list of gpio numbers are create a pin group from it. */ -static int __init samsung_pinctrl_parse_dt_pins(struct platform_device *pdev, +static int __devinit samsung_pinctrl_parse_dt_pins(struct platform_device *pdev, struct device_node *cfg_np, struct pinctrl_desc *pctl, unsigned int **pin_list, unsigned int *npins) { @@ -560,7 +560,7 @@ static int __init samsung_pinctrl_parse_dt_pins(struct platform_device *pdev, * from device node of the pin-controller. A pin group is formed with all * the pins listed in the "samsung,pins" property. */ -static int __init samsung_pinctrl_parse_dt(struct platform_device *pdev, +static int __devinit samsung_pinctrl_parse_dt(struct platform_device *pdev, struct samsung_pinctrl_drv_data *drvdata) { struct device *dev = &pdev->dev; @@ -655,7 +655,7 @@ static int __init samsung_pinctrl_parse_dt(struct platform_device *pdev, } /* register the pinctrl interface with the pinctrl subsystem */ -static int __init samsung_pinctrl_register(struct platform_device *pdev, +static int __devinit samsung_pinctrl_register(struct platform_device *pdev, struct samsung_pinctrl_drv_data *drvdata) { struct pinctrl_desc *ctrldesc = &drvdata->pctl; @@ -729,7 +729,7 @@ static int __init samsung_pinctrl_register(struct platform_device *pdev, } /* register the gpiolib interface with the gpiolib subsystem */ -static int __init samsung_gpiolib_register(struct platform_device *pdev, +static int __devinit samsung_gpiolib_register(struct platform_device *pdev, struct samsung_pinctrl_drv_data *drvdata) { struct gpio_chip *gc; @@ -762,7 +762,7 @@ static int __init samsung_gpiolib_register(struct platform_device *pdev, } /* unregister the gpiolib interface with the gpiolib subsystem */ -static int __init samsung_gpiolib_unregister(struct platform_device *pdev, +static int __devinit samsung_gpiolib_unregister(struct platform_device *pdev, struct samsung_pinctrl_drv_data *drvdata) { int ret = gpiochip_remove(drvdata->gc); diff --git a/drivers/pinctrl/pinctrl-sirf.c b/drivers/pinctrl/pinctrl-sirf.c index 675497c15149..9ecacf3d0a75 100644 --- a/drivers/pinctrl/pinctrl-sirf.c +++ b/drivers/pinctrl/pinctrl-sirf.c @@ -1323,41 +1323,6 @@ static inline struct sirfsoc_gpio_bank *sirfsoc_gpio_to_bank(unsigned int gpio) return &sgpio_bank[gpio / SIRFSOC_GPIO_BANK_SIZE]; } -void sirfsoc_gpio_set_pull(unsigned gpio, unsigned mode) -{ - struct sirfsoc_gpio_bank *bank = sirfsoc_gpio_to_bank(gpio); - int idx = sirfsoc_gpio_to_offset(gpio); - u32 val, offset; - unsigned long flags; - - offset = SIRFSOC_GPIO_CTRL(bank->id, idx); - - spin_lock_irqsave(&sgpio_lock, flags); - - val = readl(bank->chip.regs + offset); - - switch (mode) { - case SIRFSOC_GPIO_PULL_NONE: - val &= ~SIRFSOC_GPIO_CTL_PULL_MASK; - break; - case SIRFSOC_GPIO_PULL_UP: - val |= SIRFSOC_GPIO_CTL_PULL_MASK; - val |= SIRFSOC_GPIO_CTL_PULL_HIGH; - break; - case SIRFSOC_GPIO_PULL_DOWN: - val |= SIRFSOC_GPIO_CTL_PULL_MASK; - val &= ~SIRFSOC_GPIO_CTL_PULL_HIGH; - break; - default: - break; - } - - writel(val, bank->chip.regs + offset); - - spin_unlock_irqrestore(&sgpio_lock, flags); -} -EXPORT_SYMBOL(sirfsoc_gpio_set_pull); - static inline struct sirfsoc_gpio_bank *sirfsoc_irqchip_to_bank(struct gpio_chip *chip) { return container_of(to_of_mm_gpio_chip(chip), struct sirfsoc_gpio_bank, chip); diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c index 729b686c3ad2..7da0b371fd65 100644 --- a/drivers/pinctrl/pinctrl-tegra.c +++ b/drivers/pinctrl/pinctrl-tegra.c @@ -464,7 +464,7 @@ static int tegra_pinconf_reg(struct tegra_pmx *pmx, *bank = g->drv_bank; *reg = g->drv_reg; *bit = g->lpmd_bit; - *width = 1; + *width = 2; break; case TEGRA_PINCONF_PARAM_DRIVE_DOWN_STRENGTH: *bank = g->drv_bank; diff --git a/drivers/pinctrl/pinctrl-tegra30.c b/drivers/pinctrl/pinctrl-tegra30.c index 0386fdf0da16..7894f14c7059 100644 --- a/drivers/pinctrl/pinctrl-tegra30.c +++ b/drivers/pinctrl/pinctrl-tegra30.c @@ -3345,10 +3345,10 @@ static const struct tegra_function tegra30_functions[] = { FUNCTION(vi_alt3), }; -#define MUXCTL_REG_A 0x3000 -#define PINGROUP_REG_A 0x868 +#define DRV_PINGROUP_REG_A 0x868 /* bank 0 */ +#define PINGROUP_REG_A 0x3000 /* bank 1 */ -#define PINGROUP_REG_Y(r) ((r) - MUXCTL_REG_A) +#define PINGROUP_REG_Y(r) ((r) - PINGROUP_REG_A) #define PINGROUP_REG_N(r) -1 #define PINGROUP(pg_name, f0, f1, f2, f3, f_safe, r, od, ior) \ @@ -3364,25 +3364,25 @@ static const struct tegra_function tegra30_functions[] = { }, \ .func_safe = TEGRA_MUX_ ## f_safe, \ .mux_reg = PINGROUP_REG_Y(r), \ - .mux_bank = 0, \ + .mux_bank = 1, \ .mux_bit = 0, \ .pupd_reg = PINGROUP_REG_Y(r), \ - .pupd_bank = 0, \ + .pupd_bank = 1, \ .pupd_bit = 2, \ .tri_reg = PINGROUP_REG_Y(r), \ - .tri_bank = 0, \ + .tri_bank = 1, \ .tri_bit = 4, \ .einput_reg = PINGROUP_REG_Y(r), \ - .einput_bank = 0, \ + .einput_bank = 1, \ .einput_bit = 5, \ .odrain_reg = PINGROUP_REG_##od(r), \ - .odrain_bank = 0, \ + .odrain_bank = 1, \ .odrain_bit = 6, \ .lock_reg = PINGROUP_REG_Y(r), \ - .lock_bank = 0, \ + .lock_bank = 1, \ .lock_bit = 7, \ .ioreset_reg = PINGROUP_REG_##ior(r), \ - .ioreset_bank = 0, \ + .ioreset_bank = 1, \ .ioreset_bit = 8, \ .drv_reg = -1, \ } @@ -3401,8 +3401,8 @@ static const struct tegra_function tegra30_functions[] = { .odrain_reg = -1, \ .lock_reg = -1, \ .ioreset_reg = -1, \ - .drv_reg = ((r) - PINGROUP_REG_A), \ - .drv_bank = 1, \ + .drv_reg = ((r) - DRV_PINGROUP_REG_A), \ + .drv_bank = 0, \ .hsm_bit = hsm_b, \ .schmitt_bit = schmitt_b, \ .lpmd_bit = lpmd_b, \ diff --git a/drivers/pinctrl/pinctrl-xway.c b/drivers/pinctrl/pinctrl-xway.c index f8d917d40c92..b9bcaec66223 100644 --- a/drivers/pinctrl/pinctrl-xway.c +++ b/drivers/pinctrl/pinctrl-xway.c @@ -17,8 +17,6 @@ #include <linux/ioport.h> #include <linux/io.h> #include <linux/device.h> -#include <linux/module.h> -#include <linux/io.h> #include <linux/platform_device.h> #include "pinctrl-lantiq.h" diff --git a/drivers/rtc/rtc-imxdi.c b/drivers/rtc/rtc-imxdi.c index 891cd6c61d0a..4eed51044c5d 100644 --- a/drivers/rtc/rtc-imxdi.c +++ b/drivers/rtc/rtc-imxdi.c @@ -392,6 +392,8 @@ static int dryice_rtc_probe(struct platform_device *pdev) if (imxdi->ioaddr == NULL) return -ENOMEM; + spin_lock_init(&imxdi->irq_lock); + imxdi->irq = platform_get_irq(pdev, 0); if (imxdi->irq < 0) return imxdi->irq; diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index b4d572f65f07..fd00afd8b850 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -377,7 +377,11 @@ static int css_evaluate_new_subchannel(struct subchannel_id schid, int slow) /* Will be done on the slow path. */ return -EAGAIN; } - if (stsch_err(schid, &schib) || !css_sch_is_valid(&schib)) { + if (stsch_err(schid, &schib)) { + /* Subchannel is not provided. */ + return -ENXIO; + } + if (!css_sch_is_valid(&schib)) { /* Unusable - ignore. */ return 0; } @@ -536,6 +540,7 @@ static int slow_eval_unknown_fn(struct subchannel_id schid, void *data) case -ENOMEM: case -EIO: /* These should abort looping */ + idset_sch_del_subseq(slow_subchannel_set, schid); break; default: rc = 0; diff --git a/drivers/s390/cio/idset.c b/drivers/s390/cio/idset.c index e6d5f8c49524..199bc6791177 100644 --- a/drivers/s390/cio/idset.c +++ b/drivers/s390/cio/idset.c @@ -1,9 +1,10 @@ /* - * Copyright IBM Corp. 2007 + * Copyright IBM Corp. 2007, 2012 * Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com> */ #include <linux/vmalloc.h> +#include <linux/bitmap.h> #include <linux/bitops.h> #include "idset.h" #include "css.h" @@ -89,6 +90,14 @@ void idset_sch_del(struct idset *set, struct subchannel_id schid) idset_del(set, schid.ssid, schid.sch_no); } +/* Clear ids starting from @schid up to end of subchannel set. */ +void idset_sch_del_subseq(struct idset *set, struct subchannel_id schid) +{ + int pos = schid.ssid * set->num_id + schid.sch_no; + + bitmap_clear(set->bitmap, pos, set->num_id - schid.sch_no); +} + int idset_sch_contains(struct idset *set, struct subchannel_id schid) { return idset_contains(set, schid.ssid, schid.sch_no); @@ -111,20 +120,13 @@ int idset_sch_get_first(struct idset *set, struct subchannel_id *schid) int idset_is_empty(struct idset *set) { - int bitnum; - - bitnum = find_first_bit(set->bitmap, set->num_ssid * set->num_id); - if (bitnum >= set->num_ssid * set->num_id) - return 1; - return 0; + return bitmap_empty(set->bitmap, set->num_ssid * set->num_id); } void idset_add_set(struct idset *to, struct idset *from) { - unsigned long i, len; + int len = min(__BITOPS_WORDS(to->num_ssid * to->num_id), + __BITOPS_WORDS(from->num_ssid * from->num_id)); - len = min(__BITOPS_WORDS(to->num_ssid * to->num_id), - __BITOPS_WORDS(from->num_ssid * from->num_id)); - for (i = 0; i < len ; i++) - to->bitmap[i] |= from->bitmap[i]; + bitmap_or(to->bitmap, to->bitmap, from->bitmap, len); } diff --git a/drivers/s390/cio/idset.h b/drivers/s390/cio/idset.h index 3d943f03591e..06d3bc01bb09 100644 --- a/drivers/s390/cio/idset.h +++ b/drivers/s390/cio/idset.h @@ -1,5 +1,5 @@ /* - * Copyright IBM Corp. 2007 + * Copyright IBM Corp. 2007, 2012 * Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com> */ @@ -17,6 +17,7 @@ void idset_fill(struct idset *set); struct idset *idset_sch_new(void); void idset_sch_add(struct idset *set, struct subchannel_id id); void idset_sch_del(struct idset *set, struct subchannel_id id); +void idset_sch_del_subseq(struct idset *set, struct subchannel_id schid); int idset_sch_contains(struct idset *set, struct subchannel_id id); int idset_sch_get_first(struct idset *set, struct subchannel_id *id); int idset_is_empty(struct idset *set); diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index 2db409330c21..e67e0258aec5 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -1141,11 +1141,12 @@ static int qeth_l2_recover(void *ptr) dev_info(&card->gdev->dev, "Device successfully recovered!\n"); else { - rtnl_lock(); - dev_close(card->dev); - rtnl_unlock(); - dev_warn(&card->gdev->dev, "The qeth device driver " - "failed to recover an error on the device\n"); + if (rtnl_trylock()) { + dev_close(card->dev); + rtnl_unlock(); + dev_warn(&card->gdev->dev, "The qeth device driver " + "failed to recover an error on the device\n"); + } } qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD); diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 4cd310cb5bdf..5ba390658498 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -3510,11 +3510,12 @@ static int qeth_l3_recover(void *ptr) dev_info(&card->gdev->dev, "Device successfully recovered!\n"); else { - rtnl_lock(); - dev_close(card->dev); - rtnl_unlock(); - dev_warn(&card->gdev->dev, "The qeth device driver " - "failed to recover an error on the device\n"); + if (rtnl_trylock()) { + dev_close(card->dev); + rtnl_unlock(); + dev_warn(&card->gdev->dev, "The qeth device driver " + "failed to recover an error on the device\n"); + } } qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD); diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c index 207b7d742443..d8f990b6b332 100644 --- a/drivers/s390/net/smsgiucv.c +++ b/drivers/s390/net/smsgiucv.c @@ -157,7 +157,7 @@ static int smsg_pm_restore_thaw(struct device *dev) #ifdef CONFIG_PM_DEBUG printk(KERN_WARNING "smsg_pm_restore_thaw\n"); #endif - if (smsg_path && iucv_path_connected) { + if (smsg_path && !iucv_path_connected) { memset(smsg_path, 0, sizeof(*smsg_path)); smsg_path->msglim = 255; smsg_path->flags = 0; diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 6206a666a8ec..737554c37d9e 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -179,6 +179,7 @@ static void print_SCp(struct scsi_pointer *SCp, const char *prefix, const char * SCp->buffers_residual, suffix); } +#ifdef CHECK_STRUCTURE static void fas216_dumpinfo(FAS216_Info *info) { static int used = 0; @@ -223,7 +224,6 @@ static void fas216_dumpinfo(FAS216_Info *info) info->internal_done, info->magic_end); } -#ifdef CHECK_STRUCTURE static void __fas216_checkmagic(FAS216_Info *info, const char *func) { int corruption = 0; diff --git a/drivers/scsi/arm/oak.c b/drivers/scsi/arm/oak.c index d25f944b59c2..fc6a5aabf66e 100644 --- a/drivers/scsi/arm/oak.c +++ b/drivers/scsi/arm/oak.c @@ -21,6 +21,7 @@ /*#define PSEUDO_DMA*/ #define OAKSCSI_PUBLIC_RELEASE 1 +#define DONT_USE_INTR #define priv(host) ((struct NCR5380_hostdata *)(host)->hostdata) #define NCR5380_local_declare() void __iomem *_base diff --git a/drivers/sh/intc/access.c b/drivers/sh/intc/access.c index f892ae1d212a..114390f967d2 100644 --- a/drivers/sh/intc/access.c +++ b/drivers/sh/intc/access.c @@ -75,54 +75,61 @@ unsigned long intc_get_field_from_handle(unsigned int value, unsigned int handle static unsigned long test_8(unsigned long addr, unsigned long h, unsigned long ignore) { - return intc_get_field_from_handle(__raw_readb(addr), h); + void __iomem *ptr = (void __iomem *)addr; + return intc_get_field_from_handle(__raw_readb(ptr), h); } static unsigned long test_16(unsigned long addr, unsigned long h, unsigned long ignore) { - return intc_get_field_from_handle(__raw_readw(addr), h); + void __iomem *ptr = (void __iomem *)addr; + return intc_get_field_from_handle(__raw_readw(ptr), h); } static unsigned long test_32(unsigned long addr, unsigned long h, unsigned long ignore) { - return intc_get_field_from_handle(__raw_readl(addr), h); + void __iomem *ptr = (void __iomem *)addr; + return intc_get_field_from_handle(__raw_readl(ptr), h); } static unsigned long write_8(unsigned long addr, unsigned long h, unsigned long data) { - __raw_writeb(intc_set_field_from_handle(0, data, h), addr); - (void)__raw_readb(addr); /* Defeat write posting */ + void __iomem *ptr = (void __iomem *)addr; + __raw_writeb(intc_set_field_from_handle(0, data, h), ptr); + (void)__raw_readb(ptr); /* Defeat write posting */ return 0; } static unsigned long write_16(unsigned long addr, unsigned long h, unsigned long data) { - __raw_writew(intc_set_field_from_handle(0, data, h), addr); - (void)__raw_readw(addr); /* Defeat write posting */ + void __iomem *ptr = (void __iomem *)addr; + __raw_writew(intc_set_field_from_handle(0, data, h), ptr); + (void)__raw_readw(ptr); /* Defeat write posting */ return 0; } static unsigned long write_32(unsigned long addr, unsigned long h, unsigned long data) { - __raw_writel(intc_set_field_from_handle(0, data, h), addr); - (void)__raw_readl(addr); /* Defeat write posting */ + void __iomem *ptr = (void __iomem *)addr; + __raw_writel(intc_set_field_from_handle(0, data, h), ptr); + (void)__raw_readl(ptr); /* Defeat write posting */ return 0; } static unsigned long modify_8(unsigned long addr, unsigned long h, unsigned long data) { + void __iomem *ptr = (void __iomem *)addr; unsigned long flags; unsigned int value; local_irq_save(flags); - value = intc_set_field_from_handle(__raw_readb(addr), data, h); - __raw_writeb(value, addr); - (void)__raw_readb(addr); /* Defeat write posting */ + value = intc_set_field_from_handle(__raw_readb(ptr), data, h); + __raw_writeb(value, ptr); + (void)__raw_readb(ptr); /* Defeat write posting */ local_irq_restore(flags); return 0; } @@ -130,12 +137,13 @@ static unsigned long modify_8(unsigned long addr, unsigned long h, static unsigned long modify_16(unsigned long addr, unsigned long h, unsigned long data) { + void __iomem *ptr = (void __iomem *)addr; unsigned long flags; unsigned int value; local_irq_save(flags); - value = intc_set_field_from_handle(__raw_readw(addr), data, h); - __raw_writew(value, addr); - (void)__raw_readw(addr); /* Defeat write posting */ + value = intc_set_field_from_handle(__raw_readw(ptr), data, h); + __raw_writew(value, ptr); + (void)__raw_readw(ptr); /* Defeat write posting */ local_irq_restore(flags); return 0; } @@ -143,12 +151,13 @@ static unsigned long modify_16(unsigned long addr, unsigned long h, static unsigned long modify_32(unsigned long addr, unsigned long h, unsigned long data) { + void __iomem *ptr = (void __iomem *)addr; unsigned long flags; unsigned int value; local_irq_save(flags); - value = intc_set_field_from_handle(__raw_readl(addr), data, h); - __raw_writel(value, addr); - (void)__raw_readl(addr); /* Defeat write posting */ + value = intc_set_field_from_handle(__raw_readl(ptr), data, h); + __raw_writel(value, ptr); + (void)__raw_readl(ptr); /* Defeat write posting */ local_irq_restore(flags); return 0; } diff --git a/drivers/sh/intc/chip.c b/drivers/sh/intc/chip.c index 012df2676a26..46427b48e2f1 100644 --- a/drivers/sh/intc/chip.c +++ b/drivers/sh/intc/chip.c @@ -83,7 +83,7 @@ static void intc_mask_ack(struct irq_data *data) unsigned int irq = data->irq; struct intc_desc_int *d = get_intc_desc(irq); unsigned long handle = intc_get_ack_handle(irq); - unsigned long addr; + void __iomem *addr; intc_disable(data); @@ -91,7 +91,7 @@ static void intc_mask_ack(struct irq_data *data) if (handle) { unsigned int value; - addr = INTC_REG(d, _INTC_ADDR_D(handle), 0); + addr = (void __iomem *)INTC_REG(d, _INTC_ADDR_D(handle), 0); value = intc_set_field_from_handle(0, 1, handle); switch (_INTC_FN(handle)) { diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c index 919464102d33..a1db91a99b89 100644 --- a/drivers/spi/spi-pl022.c +++ b/drivers/spi/spi-pl022.c @@ -2186,8 +2186,6 @@ pl022_probe(struct amba_device *adev, const struct amba_id *id) printk(KERN_INFO "pl022: mapped registers from 0x%08x to %p\n", adev->res.start, pl022->virtbase); - pm_runtime_resume(dev); - pl022->clk = devm_clk_get(&adev->dev, NULL); if (IS_ERR(pl022->clk)) { status = PTR_ERR(pl022->clk); @@ -2292,7 +2290,6 @@ pl022_remove(struct amba_device *adev) clk_disable(pl022->clk); clk_unprepare(pl022->clk); - pm_runtime_disable(&adev->dev); amba_release_regions(adev); tasklet_disable(&pl022->pump_transfers); spi_unregister_master(pl022->master); diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index 4894bde4bbff..30faf6d4ab91 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -147,8 +147,6 @@ struct rspi_data { unsigned char spsr; /* for dmaengine */ - struct sh_dmae_slave dma_tx; - struct sh_dmae_slave dma_rx; struct dma_chan *chan_tx; struct dma_chan *chan_rx; int irq; @@ -663,20 +661,16 @@ static irqreturn_t rspi_irq(int irq, void *_sr) return ret; } -static bool rspi_filter(struct dma_chan *chan, void *filter_param) -{ - chan->private = filter_param; - return true; -} - -static void __devinit rspi_request_dma(struct rspi_data *rspi, - struct platform_device *pdev) +static int __devinit rspi_request_dma(struct rspi_data *rspi, + struct platform_device *pdev) { struct rspi_plat_data *rspi_pd = pdev->dev.platform_data; dma_cap_mask_t mask; + struct dma_slave_config cfg; + int ret; if (!rspi_pd) - return; + return 0; /* The driver assumes no error. */ rspi->dma_width_16bit = rspi_pd->dma_width_16bit; @@ -684,21 +678,35 @@ static void __devinit rspi_request_dma(struct rspi_data *rspi, if (rspi_pd->dma_rx_id && rspi_pd->dma_tx_id) { dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); - rspi->dma_rx.slave_id = rspi_pd->dma_rx_id; - rspi->chan_rx = dma_request_channel(mask, rspi_filter, - &rspi->dma_rx); - if (rspi->chan_rx) - dev_info(&pdev->dev, "Use DMA when rx.\n"); + rspi->chan_rx = dma_request_channel(mask, shdma_chan_filter, + (void *)rspi_pd->dma_rx_id); + if (rspi->chan_rx) { + cfg.slave_id = rspi_pd->dma_rx_id; + cfg.direction = DMA_DEV_TO_MEM; + ret = dmaengine_slave_config(rspi->chan_rx, &cfg); + if (!ret) + dev_info(&pdev->dev, "Use DMA when rx.\n"); + else + return ret; + } } if (rspi_pd->dma_tx_id) { dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); - rspi->dma_tx.slave_id = rspi_pd->dma_tx_id; - rspi->chan_tx = dma_request_channel(mask, rspi_filter, - &rspi->dma_tx); - if (rspi->chan_tx) - dev_info(&pdev->dev, "Use DMA when tx\n"); + rspi->chan_tx = dma_request_channel(mask, shdma_chan_filter, + (void *)rspi_pd->dma_tx_id); + if (rspi->chan_tx) { + cfg.slave_id = rspi_pd->dma_tx_id; + cfg.direction = DMA_MEM_TO_DEV; + ret = dmaengine_slave_config(rspi->chan_tx, &cfg); + if (!ret) + dev_info(&pdev->dev, "Use DMA when tx\n"); + else + return ret; + } } + + return 0; } static void __devexit rspi_release_dma(struct rspi_data *rspi) @@ -788,7 +796,11 @@ static int __devinit rspi_probe(struct platform_device *pdev) } rspi->irq = irq; - rspi_request_dma(rspi, pdev); + ret = rspi_request_dma(rspi, pdev); + if (ret < 0) { + dev_err(&pdev->dev, "rspi_request_dma failed.\n"); + goto error4; + } ret = spi_register_master(master); if (ret < 0) { diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 1a81c90a4a71..6e7a805d324d 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -132,7 +132,7 @@ struct s3c64xx_spi_dma_data { unsigned ch; - enum dma_data_direction direction; + enum dma_transfer_direction direction; enum dma_ch dmach; struct property *dma_prop; }; @@ -1067,11 +1067,11 @@ static int __devinit s3c64xx_spi_get_dmares( if (tx) { dma_data = &sdd->tx_dma; - dma_data->direction = DMA_TO_DEVICE; + dma_data->direction = DMA_MEM_TO_DEV; chan_str = "tx"; } else { dma_data = &sdd->rx_dma; - dma_data->direction = DMA_FROM_DEVICE; + dma_data->direction = DMA_DEV_TO_MEM; chan_str = "rx"; } diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c index 7b0ba92e7e46..5d4610babd8a 100644 --- a/drivers/staging/android/binder.c +++ b/drivers/staging/android/binder.c @@ -567,7 +567,7 @@ static int binder_update_page_range(struct binder_proc *proc, int allocate, page = &proc->pages[(page_addr - proc->buffer) / PAGE_SIZE]; BUG_ON(*page); - *page = alloc_page(GFP_KERNEL | __GFP_ZERO); + *page = alloc_page(GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO); if (*page == NULL) { pr_err("binder: %d: binder_alloc_buf failed " "for page at %p\n", proc->pid, page_addr); @@ -2419,14 +2419,38 @@ static void binder_release_work(struct list_head *list) struct binder_transaction *t; t = container_of(w, struct binder_transaction, work); - if (t->buffer->target_node && !(t->flags & TF_ONE_WAY)) + if (t->buffer->target_node && + !(t->flags & TF_ONE_WAY)) { binder_send_failed_reply(t, BR_DEAD_REPLY); + } else { + binder_debug(BINDER_DEBUG_DEAD_TRANSACTION, + "binder: undelivered transaction %d\n", + t->debug_id); + t->buffer->transaction = NULL; + kfree(t); + binder_stats_deleted(BINDER_STAT_TRANSACTION); + } } break; case BINDER_WORK_TRANSACTION_COMPLETE: { + binder_debug(BINDER_DEBUG_DEAD_TRANSACTION, + "binder: undelivered TRANSACTION_COMPLETE\n"); kfree(w); binder_stats_deleted(BINDER_STAT_TRANSACTION_COMPLETE); } break; + case BINDER_WORK_DEAD_BINDER_AND_CLEAR: + case BINDER_WORK_CLEAR_DEATH_NOTIFICATION: { + struct binder_ref_death *death; + + death = container_of(w, struct binder_ref_death, work); + binder_debug(BINDER_DEBUG_DEAD_TRANSACTION, + "binder: undelivered death notification, %p\n", + death->cookie); + kfree(death); + binder_stats_deleted(BINDER_STAT_DEATH); + } break; default: + pr_err("binder: unexpected work type, %d, not freed\n", + w->type); break; } } @@ -2899,6 +2923,7 @@ static void binder_deferred_release(struct binder_proc *proc) nodes++; rb_erase(&node->rb_node, &proc->nodes); list_del_init(&node->work.entry); + binder_release_work(&node->async_todo); if (hlist_empty(&node->refs)) { kfree(node); binder_stats_deleted(BINDER_STAT_NODE); @@ -2937,6 +2962,7 @@ static void binder_deferred_release(struct binder_proc *proc) binder_delete_ref(ref); } binder_release_work(&proc->todo); + binder_release_work(&proc->delivered_death); buffers = 0; while ((n = rb_first(&proc->allocated_buffers))) { diff --git a/drivers/staging/comedi/drivers/8255_pci.c b/drivers/staging/comedi/drivers/8255_pci.c index 7dff3c01dc29..d00aff6671df 100644 --- a/drivers/staging/comedi/drivers/8255_pci.c +++ b/drivers/staging/comedi/drivers/8255_pci.c @@ -289,6 +289,8 @@ static void pci_8255_detach(struct comedi_device *dev) struct comedi_subdevice *s; int i; + if (!board || !devpriv) + return; if (dev->subdevices) { for (i = 0; i < board->n_8255; i++) { s = &dev->subdevices[i]; diff --git a/drivers/staging/comedi/drivers/amplc_dio200.c b/drivers/staging/comedi/drivers/amplc_dio200.c index 08f305210a69..29eb52d11d2f 100644 --- a/drivers/staging/comedi/drivers/amplc_dio200.c +++ b/drivers/staging/comedi/drivers/amplc_dio200.c @@ -1410,6 +1410,8 @@ static void dio200_detach(struct comedi_device *dev) const struct dio200_layout_struct *layout; unsigned n; + if (!thisboard) + return; if (dev->irq) free_irq(dev->irq, dev); if (dev->subdevices) { diff --git a/drivers/staging/comedi/drivers/amplc_pc236.c b/drivers/staging/comedi/drivers/amplc_pc236.c index eacb5e4735d7..4e4f3c15df87 100644 --- a/drivers/staging/comedi/drivers/amplc_pc236.c +++ b/drivers/staging/comedi/drivers/amplc_pc236.c @@ -573,9 +573,10 @@ static int __devinit pc236_attach_pci(struct comedi_device *dev, static void pc236_detach(struct comedi_device *dev) { const struct pc236_board *thisboard = comedi_board(dev); - struct pc236_private *devpriv = dev->private; - if (devpriv) + if (!thisboard) + return; + if (dev->iobase) pc236_intr_disable(dev); if (dev->irq) free_irq(dev->irq, dev); diff --git a/drivers/staging/comedi/drivers/amplc_pc263.c b/drivers/staging/comedi/drivers/amplc_pc263.c index 60830ccfb903..d0a4c441228b 100644 --- a/drivers/staging/comedi/drivers/amplc_pc263.c +++ b/drivers/staging/comedi/drivers/amplc_pc263.c @@ -323,6 +323,8 @@ static void pc263_detach(struct comedi_device *dev) { const struct pc263_board *thisboard = comedi_board(dev); + if (!thisboard) + return; if (is_isa_board(thisboard)) { if (dev->iobase) release_region(dev->iobase, PC263_IO_SIZE); diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c index 5fd21fa6c1c7..c304528cfb13 100644 --- a/drivers/staging/comedi/drivers/das08.c +++ b/drivers/staging/comedi/drivers/das08.c @@ -846,6 +846,8 @@ static void __maybe_unused das08_detach(struct comedi_device *dev) { const struct das08_board_struct *thisboard = comedi_board(dev); + if (!thisboard) + return; das08_common_detach(dev); if (is_isa_board(thisboard)) { if (dev->iobase) diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c index 2ba0ade45c64..68d7c6a5db7d 100644 --- a/drivers/staging/comedi/drivers/ni_daq_700.c +++ b/drivers/staging/comedi/drivers/ni_daq_700.c @@ -95,7 +95,7 @@ static int daq700_dio_insn_bits(struct comedi_device *dev, } data[1] = s->state & 0xff; - data[1] |= inb(dev->iobase + DIO_R); + data[1] |= inb(dev->iobase + DIO_R) << 8; return insn->n; } diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c index 28b91a6c3789..b5a19a0863fb 100644 --- a/drivers/staging/comedi/drivers/ni_labpc.c +++ b/drivers/staging/comedi/drivers/ni_labpc.c @@ -772,6 +772,8 @@ void labpc_common_detach(struct comedi_device *dev) { struct comedi_subdevice *s; + if (!thisboard) + return; if (dev->subdevices) { s = &dev->subdevices[2]; subdev_8255_cleanup(dev, s); diff --git a/drivers/staging/dgrp/dgrp_mon_ops.c b/drivers/staging/dgrp/dgrp_mon_ops.c index 268dcb95204b..4792d056a365 100644 --- a/drivers/staging/dgrp/dgrp_mon_ops.c +++ b/drivers/staging/dgrp/dgrp_mon_ops.c @@ -38,6 +38,7 @@ #include <linux/sched.h> #include <asm/unaligned.h> #include <linux/proc_fs.h> +#include <linux/uaccess.h> #include "dgrp_common.h" diff --git a/drivers/staging/dgrp/dgrp_specproc.c b/drivers/staging/dgrp/dgrp_specproc.c index 28f5c9ab6b43..24327c3bad83 100644 --- a/drivers/staging/dgrp/dgrp_specproc.c +++ b/drivers/staging/dgrp/dgrp_specproc.c @@ -39,6 +39,7 @@ #include <linux/proc_fs.h> #include <linux/ctype.h> #include <linux/seq_file.h> +#include <linux/uaccess.h> #include <linux/vmalloc.h> #include "dgrp_common.h" @@ -228,6 +229,9 @@ static void register_proc_table(struct dgrp_proc_entry *table, int len; mode_t mode; + if (table == NULL) + return; + for (; table->id; table++) { /* Can't do anything without a proc name. */ if (!table->name) @@ -296,6 +300,9 @@ static void unregister_proc_table(struct dgrp_proc_entry *table, struct proc_dir_entry *de; struct nd_struct *tmp; + if (table == NULL) + return; + list_for_each_entry(tmp, &nd_struct_list, list) { if ((table == dgrp_net_table) && (tmp->nd_net_de)) { unregister_dgrp_device(tmp->nd_net_de); diff --git a/drivers/staging/dgrp/dgrp_tty.c b/drivers/staging/dgrp/dgrp_tty.c index 7d7de873870c..e125b03598d7 100644 --- a/drivers/staging/dgrp/dgrp_tty.c +++ b/drivers/staging/dgrp/dgrp_tty.c @@ -40,6 +40,7 @@ #include <linux/tty.h> #include <linux/tty_flip.h> #include <linux/sched.h> +#include <linux/uaccess.h> #include "dgrp_common.h" @@ -3172,6 +3173,9 @@ dgrp_tty_init(struct nd_struct *nd) */ nd->nd_serial_ttdriver = alloc_tty_driver(CHAN_MAX); + if (!nd->nd_serial_ttdriver) + return -ENOMEM; + sprintf(nd->nd_serial_name, "tty_dgrp_%s_", id); nd->nd_serial_ttdriver->owner = THIS_MODULE; @@ -3231,6 +3235,9 @@ dgrp_tty_init(struct nd_struct *nd) } nd->nd_callout_ttdriver = alloc_tty_driver(CHAN_MAX); + if (!nd->nd_callout_ttdriver) + return -ENOMEM; + sprintf(nd->nd_callout_name, "cu_dgrp_%s_", id); nd->nd_callout_ttdriver->owner = THIS_MODULE; @@ -3268,6 +3275,9 @@ dgrp_tty_init(struct nd_struct *nd) nd->nd_xprint_ttdriver = alloc_tty_driver(CHAN_MAX); + if (!nd->nd_xprint_ttdriver) + return -ENOMEM; + sprintf(nd->nd_xprint_name, "pr_dgrp_%s_", id); nd->nd_xprint_ttdriver->owner = THIS_MODULE; diff --git a/drivers/staging/iio/accel/adis16201_core.c b/drivers/staging/iio/accel/adis16201_core.c index 8e37d6e04277..b12ca68cd9e4 100644 --- a/drivers/staging/iio/accel/adis16201_core.c +++ b/drivers/staging/iio/accel/adis16201_core.c @@ -310,30 +310,32 @@ static int adis16201_read_raw(struct iio_dev *indio_dev, case IIO_CHAN_INFO_SCALE: switch (chan->type) { case IIO_VOLTAGE: - *val = 0; - if (chan->channel == 0) - *val2 = 1220; - else - *val2 = 610; + if (chan->channel == 0) { + *val = 1; + *val2 = 220000; /* 1.22 mV */ + } else { + *val = 0; + *val2 = 610000; /* 0.610 mV */ + } return IIO_VAL_INT_PLUS_MICRO; case IIO_TEMP: - *val = 0; - *val2 = -470000; + *val = -470; /* 0.47 C */ + *val2 = 0; return IIO_VAL_INT_PLUS_MICRO; case IIO_ACCEL: *val = 0; - *val2 = 462500; - return IIO_VAL_INT_PLUS_MICRO; + *val2 = IIO_G_TO_M_S_2(462400); /* 0.4624 mg */ + return IIO_VAL_INT_PLUS_NANO; case IIO_INCLI: *val = 0; - *val2 = 100000; + *val2 = 100000; /* 0.1 degree */ return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; } break; case IIO_CHAN_INFO_OFFSET: - *val = 25; + *val = 25000 / -470 - 1278; /* 25 C = 1278 */ return IIO_VAL_INT; case IIO_CHAN_INFO_CALIBBIAS: switch (chan->type) { diff --git a/drivers/staging/iio/accel/adis16203_core.c b/drivers/staging/iio/accel/adis16203_core.c index 002fa9dfc375..e7b3441115ae 100644 --- a/drivers/staging/iio/accel/adis16203_core.c +++ b/drivers/staging/iio/accel/adis16203_core.c @@ -316,25 +316,27 @@ static int adis16203_read_raw(struct iio_dev *indio_dev, case IIO_CHAN_INFO_SCALE: switch (chan->type) { case IIO_VOLTAGE: - *val = 0; - if (chan->channel == 0) - *val2 = 1220; - else - *val2 = 610; + if (chan->channel == 0) { + *val = 1; + *val2 = 220000; /* 1.22 mV */ + } else { + *val = 0; + *val2 = 610000; /* 0.61 mV */ + } return IIO_VAL_INT_PLUS_MICRO; case IIO_TEMP: - *val = 0; - *val2 = -470000; + *val = -470; /* -0.47 C */ + *val2 = 0; return IIO_VAL_INT_PLUS_MICRO; case IIO_INCLI: *val = 0; - *val2 = 25000; + *val2 = 25000; /* 0.025 degree */ return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; } case IIO_CHAN_INFO_OFFSET: - *val = 25; + *val = 25000 / -470 - 1278; /* 25 C = 1278 */ return IIO_VAL_INT; case IIO_CHAN_INFO_CALIBBIAS: bits = 14; diff --git a/drivers/staging/iio/accel/adis16204_core.c b/drivers/staging/iio/accel/adis16204_core.c index 05bdb7c2c8e3..c6234c2f46aa 100644 --- a/drivers/staging/iio/accel/adis16204_core.c +++ b/drivers/staging/iio/accel/adis16204_core.c @@ -317,26 +317,28 @@ static int adis16204_read_raw(struct iio_dev *indio_dev, case IIO_CHAN_INFO_SCALE: switch (chan->type) { case IIO_VOLTAGE: - *val = 0; - if (chan->channel == 0) - *val2 = 1220; - else - *val2 = 610; + if (chan->channel == 0) { + *val = 1; + *val2 = 220000; /* 1.22 mV */ + } else { + *val = 0; + *val2 = 610000; /* 0.61 mV */ + } return IIO_VAL_INT_PLUS_MICRO; case IIO_TEMP: - *val = 0; - *val2 = -470000; + *val = -470; /* 0.47 C */ + *val2 = 0; return IIO_VAL_INT_PLUS_MICRO; case IIO_ACCEL: *val = 0; switch (chan->channel2) { case IIO_MOD_X: case IIO_MOD_ROOT_SUM_SQUARED_X_Y: - *val2 = 17125; + *val2 = IIO_G_TO_M_S_2(17125); /* 17.125 mg */ break; case IIO_MOD_Y: case IIO_MOD_Z: - *val2 = 8407; + *val2 = IIO_G_TO_M_S_2(8407); /* 8.407 mg */ break; } return IIO_VAL_INT_PLUS_MICRO; @@ -345,7 +347,7 @@ static int adis16204_read_raw(struct iio_dev *indio_dev, } break; case IIO_CHAN_INFO_OFFSET: - *val = 25; + *val = 25000 / -470 - 1278; /* 25 C = 1278 */ return IIO_VAL_INT; case IIO_CHAN_INFO_CALIBBIAS: case IIO_CHAN_INFO_PEAK: diff --git a/drivers/staging/iio/accel/adis16209_core.c b/drivers/staging/iio/accel/adis16209_core.c index b7333bfe0b2f..7ee974b45d7d 100644 --- a/drivers/staging/iio/accel/adis16209_core.c +++ b/drivers/staging/iio/accel/adis16209_core.c @@ -343,28 +343,29 @@ static int adis16209_read_raw(struct iio_dev *indio_dev, case IIO_VOLTAGE: *val = 0; if (chan->channel == 0) - *val2 = 305180; + *val2 = 305180; /* 0.30518 mV */ else - *val2 = 610500; + *val2 = 610500; /* 0.6105 mV */ return IIO_VAL_INT_PLUS_MICRO; case IIO_TEMP: - *val = 0; - *val2 = -470000; + *val = -470; /* -0.47 C */ + *val2 = 0; return IIO_VAL_INT_PLUS_MICRO; case IIO_ACCEL: *val = 0; - *val2 = 2394; - return IIO_VAL_INT_PLUS_MICRO; + *val2 = IIO_G_TO_M_S_2(244140); /* 0.244140 mg */ + return IIO_VAL_INT_PLUS_NANO; case IIO_INCLI: + case IIO_ROT: *val = 0; - *val2 = 436; + *val2 = 25000; /* 0.025 degree */ return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; } break; case IIO_CHAN_INFO_OFFSET: - *val = 25; + *val = 25000 / -470 - 0x4FE; /* 25 C = 0x4FE */ return IIO_VAL_INT; case IIO_CHAN_INFO_CALIBBIAS: switch (chan->type) { @@ -491,6 +492,7 @@ static const struct iio_chan_spec adis16209_channels[] = { .modified = 1, .channel2 = IIO_MOD_X, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT, + IIO_CHAN_INFO_SCALE_SHARED_BIT, .address = rot, .scan_index = ADIS16209_SCAN_ROT, .scan_type = { diff --git a/drivers/staging/iio/accel/adis16220_core.c b/drivers/staging/iio/accel/adis16220_core.c index c755089c7117..eaadd9df3f78 100644 --- a/drivers/staging/iio/accel/adis16220_core.c +++ b/drivers/staging/iio/accel/adis16220_core.c @@ -486,7 +486,7 @@ static int adis16220_read_raw(struct iio_dev *indio_dev, break; case IIO_CHAN_INFO_OFFSET: if (chan->type == IIO_TEMP) { - *val = 25; + *val = 25000 / -470 - 1278; /* 25 C = 1278 */ return IIO_VAL_INT; } addrind = 1; @@ -495,19 +495,22 @@ static int adis16220_read_raw(struct iio_dev *indio_dev, addrind = 2; break; case IIO_CHAN_INFO_SCALE: - *val = 0; switch (chan->type) { case IIO_TEMP: - *val2 = -470000; + *val = -470; /* -0.47 C */ + *val2 = 0; return IIO_VAL_INT_PLUS_MICRO; case IIO_ACCEL: - *val2 = 1887042; + *val2 = IIO_G_TO_M_S_2(19073); /* 19.073 g */ return IIO_VAL_INT_PLUS_MICRO; case IIO_VOLTAGE: - if (chan->channel == 0) - *val2 = 0012221; - else /* Should really be dependent on VDD */ - *val2 = 305; + if (chan->channel == 0) { + *val = 1; + *val2 = 220700; /* 1.2207 mV */ + } else { + /* Should really be dependent on VDD */ + *val2 = 305180; /* 305.18 uV */ + } return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; diff --git a/drivers/staging/iio/accel/adis16240_core.c b/drivers/staging/iio/accel/adis16240_core.c index 0fc26a49d681..35e093973d5c 100644 --- a/drivers/staging/iio/accel/adis16240_core.c +++ b/drivers/staging/iio/accel/adis16240_core.c @@ -373,30 +373,31 @@ static int adis16240_read_raw(struct iio_dev *indio_dev, case IIO_CHAN_INFO_SCALE: switch (chan->type) { case IIO_VOLTAGE: - *val = 0; - if (chan->channel == 0) - *val2 = 4880; - else + if (chan->channel == 0) { + *val = 4; + *val2 = 880000; /* 4.88 mV */ + return IIO_VAL_INT_PLUS_MICRO; + } else { return -EINVAL; - return IIO_VAL_INT_PLUS_MICRO; + } case IIO_TEMP: - *val = 0; - *val2 = 244000; + *val = 244; /* 0.244 C */ + *val2 = 0; return IIO_VAL_INT_PLUS_MICRO; case IIO_ACCEL: *val = 0; - *val2 = 504062; + *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */ return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; } break; case IIO_CHAN_INFO_PEAK_SCALE: - *val = 6; - *val2 = 629295; + *val = 0; + *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */ return IIO_VAL_INT_PLUS_MICRO; case IIO_CHAN_INFO_OFFSET: - *val = 25; + *val = 25000 / 244 - 0x133; /* 25 C = 0x133 */ return IIO_VAL_INT; case IIO_CHAN_INFO_CALIBBIAS: bits = 10; diff --git a/drivers/staging/iio/gyro/adis16260_core.c b/drivers/staging/iio/gyro/adis16260_core.c index 9571c03aa4cc..aa964a2d8290 100644 --- a/drivers/staging/iio/gyro/adis16260_core.c +++ b/drivers/staging/iio/gyro/adis16260_core.c @@ -498,28 +498,33 @@ static int adis16260_read_raw(struct iio_dev *indio_dev, switch (chan->type) { case IIO_ANGL_VEL: *val = 0; - if (spi_get_device_id(st->us)->driver_data) - *val2 = 320; - else - *val2 = 1278; + if (spi_get_device_id(st->us)->driver_data) { + /* 0.01832 degree / sec */ + *val2 = IIO_DEGREE_TO_RAD(18320); + } else { + /* 0.07326 degree / sec */ + *val2 = IIO_DEGREE_TO_RAD(73260); + } return IIO_VAL_INT_PLUS_MICRO; case IIO_VOLTAGE: - *val = 0; - if (chan->channel == 0) - *val2 = 18315; - else - *val2 = 610500; + if (chan->channel == 0) { + *val = 1; + *val2 = 831500; /* 1.8315 mV */ + } else { + *val = 0; + *val2 = 610500; /* 610.5 uV */ + } return IIO_VAL_INT_PLUS_MICRO; case IIO_TEMP: - *val = 0; - *val2 = 145300; + *val = 145; + *val2 = 300000; /* 0.1453 C */ return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; } break; case IIO_CHAN_INFO_OFFSET: - *val = 25; + *val = 250000 / 1453; /* 25 C = 0x00 */ return IIO_VAL_INT; case IIO_CHAN_INFO_CALIBBIAS: switch (chan->type) { diff --git a/drivers/staging/iio/imu/adis16400.h b/drivers/staging/iio/imu/adis16400.h index d59d7ac856a9..77c601da1846 100644 --- a/drivers/staging/iio/imu/adis16400.h +++ b/drivers/staging/iio/imu/adis16400.h @@ -139,6 +139,8 @@ struct adis16400_chip_info { const long flags; unsigned int gyro_scale_micro; unsigned int accel_scale_micro; + int temp_scale_nano; + int temp_offset; unsigned long default_scan_mask; }; diff --git a/drivers/staging/iio/imu/adis16400_core.c b/drivers/staging/iio/imu/adis16400_core.c index b302c9ba2712..3144a7b1e1c4 100644 --- a/drivers/staging/iio/imu/adis16400_core.c +++ b/drivers/staging/iio/imu/adis16400_core.c @@ -553,10 +553,13 @@ static int adis16400_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT_PLUS_MICRO; case IIO_VOLTAGE: *val = 0; - if (chan->channel == 0) - *val2 = 2418; - else - *val2 = 806; + if (chan->channel == 0) { + *val = 2; + *val2 = 418000; /* 2.418 mV */ + } else { + *val = 0; + *val2 = 805800; /* 805.8 uV */ + } return IIO_VAL_INT_PLUS_MICRO; case IIO_ACCEL: *val = 0; @@ -564,11 +567,11 @@ static int adis16400_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT_PLUS_MICRO; case IIO_MAGN: *val = 0; - *val2 = 500; + *val2 = 500; /* 0.5 mgauss */ return IIO_VAL_INT_PLUS_MICRO; case IIO_TEMP: - *val = 0; - *val2 = 140000; + *val = st->variant->temp_scale_nano / 1000000; + *val2 = (st->variant->temp_scale_nano % 1000000); return IIO_VAL_INT_PLUS_MICRO; default: return -EINVAL; @@ -586,9 +589,8 @@ static int adis16400_read_raw(struct iio_dev *indio_dev, return IIO_VAL_INT; case IIO_CHAN_INFO_OFFSET: /* currently only temperature */ - *val = 198; - *val2 = 160000; - return IIO_VAL_INT_PLUS_MICRO; + *val = st->variant->temp_offset; + return IIO_VAL_INT; case IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY: mutex_lock(&indio_dev->mlock); /* Need both the number of taps and the sampling frequency */ @@ -1035,7 +1037,7 @@ static const struct iio_chan_spec adis16334_channels[] = { .indexed = 1, .channel = 0, .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | - IIO_CHAN_INFO_CALIBBIAS_SEPARATE_BIT | + IIO_CHAN_INFO_OFFSET_SEPARATE_BIT | IIO_CHAN_INFO_SCALE_SHARED_BIT, .address = temp0, .scan_index = ADIS16400_SCAN_TEMP, @@ -1058,8 +1060,10 @@ static struct adis16400_chip_info adis16400_chips[] = { [ADIS16300] = { .channels = adis16300_channels, .num_channels = ARRAY_SIZE(adis16300_channels), - .gyro_scale_micro = 873, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ .accel_scale_micro = 5884, + .temp_scale_nano = 140000000, /* 0.14 C */ + .temp_offset = 25000000 / 140000, /* 25 C = 0x00 */ .default_scan_mask = (1 << ADIS16400_SCAN_SUPPLY) | (1 << ADIS16400_SCAN_GYRO_X) | (1 << ADIS16400_SCAN_ACC_X) | (1 << ADIS16400_SCAN_ACC_Y) | (1 << ADIS16400_SCAN_ACC_Z) | @@ -1070,8 +1074,10 @@ static struct adis16400_chip_info adis16400_chips[] = { [ADIS16334] = { .channels = adis16334_channels, .num_channels = ARRAY_SIZE(adis16334_channels), - .gyro_scale_micro = 873, - .accel_scale_micro = 981, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(1000), /* 1 mg */ + .temp_scale_nano = 67850000, /* 0.06785 C */ + .temp_offset = 25000000 / 67850, /* 25 C = 0x00 */ .default_scan_mask = (1 << ADIS16400_SCAN_GYRO_X) | (1 << ADIS16400_SCAN_GYRO_Y) | (1 << ADIS16400_SCAN_GYRO_Z) | (1 << ADIS16400_SCAN_ACC_X) | (1 << ADIS16400_SCAN_ACC_Y) | @@ -1080,8 +1086,10 @@ static struct adis16400_chip_info adis16400_chips[] = { [ADIS16350] = { .channels = adis16350_channels, .num_channels = ARRAY_SIZE(adis16350_channels), - .gyro_scale_micro = 872664, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(73260), /* 0.07326 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(2522), /* 0.002522 g */ + .temp_scale_nano = 145300000, /* 0.1453 C */ + .temp_offset = 25000000 / 145300, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, .flags = ADIS16400_NO_BURST, }, @@ -1090,8 +1098,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FE8, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(3333), /* 3.333 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16362] = { @@ -1099,8 +1109,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FEA, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(333), /* 0.333 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16364] = { @@ -1108,8 +1120,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FEC, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(1000), /* 1 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16365] = { @@ -1117,8 +1131,10 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16350_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x3FED, - .gyro_scale_micro = 1279, - .accel_scale_micro = 24732, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(1000), /* 1 mg */ + .temp_scale_nano = 136000000, /* 0.136 C */ + .temp_offset = 25000000 / 136000, /* 25 C = 0x00 */ .default_scan_mask = 0x7FF, }, [ADIS16400] = { @@ -1126,9 +1142,11 @@ static struct adis16400_chip_info adis16400_chips[] = { .num_channels = ARRAY_SIZE(adis16400_channels), .flags = ADIS16400_HAS_PROD_ID, .product_id = 0x4015, - .gyro_scale_micro = 873, - .accel_scale_micro = 32656, + .gyro_scale_micro = IIO_DEGREE_TO_RAD(50000), /* 0.05 deg/s */ + .accel_scale_micro = IIO_G_TO_M_S_2(3333), /* 3.333 mg */ .default_scan_mask = 0xFFF, + .temp_scale_nano = 140000000, /* 0.14 C */ + .temp_offset = 25000000 / 140000, /* 25 C = 0x00 */ } }; diff --git a/drivers/staging/ipack/bridges/tpci200.c b/drivers/staging/ipack/bridges/tpci200.c index bb8aa70281cd..46d6657280b8 100644 --- a/drivers/staging/ipack/bridges/tpci200.c +++ b/drivers/staging/ipack/bridges/tpci200.c @@ -12,6 +12,7 @@ */ #include <linux/module.h> +#include <linux/slab.h> #include "tpci200.h" static u16 tpci200_status_timeout[] = { diff --git a/drivers/staging/omapdrm/omap_gem.c b/drivers/staging/omapdrm/omap_gem.c index 3434e6ec0142..66e2c2f8a239 100644 --- a/drivers/staging/omapdrm/omap_gem.c +++ b/drivers/staging/omapdrm/omap_gem.c @@ -246,7 +246,7 @@ static int omap_gem_attach_pages(struct drm_gem_object *obj) * DSS, GPU, etc. are not cache coherent: */ if (omap_obj->flags & (OMAP_BO_WC|OMAP_BO_UNCACHED)) { - addrs = kmalloc(npages * sizeof(addrs), GFP_KERNEL); + addrs = kmalloc(npages * sizeof(*addrs), GFP_KERNEL); if (!addrs) { ret = -ENOMEM; goto free_pages; @@ -257,7 +257,7 @@ static int omap_gem_attach_pages(struct drm_gem_object *obj) 0, PAGE_SIZE, DMA_BIDIRECTIONAL); } } else { - addrs = kzalloc(npages * sizeof(addrs), GFP_KERNEL); + addrs = kzalloc(npages * sizeof(*addrs), GFP_KERNEL); if (!addrs) { ret = -ENOMEM; goto free_pages; diff --git a/drivers/staging/ramster/Kconfig b/drivers/staging/ramster/Kconfig index 843c54101438..3abf6619dace 100644 --- a/drivers/staging/ramster/Kconfig +++ b/drivers/staging/ramster/Kconfig @@ -18,6 +18,7 @@ config ZCACHE2 config RAMSTER bool "Cross-machine RAM capacity sharing, aka peer-to-peer tmem" depends on CONFIGFS_FS=y && SYSFS=y && !HIGHMEM && ZCACHE2=y + depends on NET # must ensure struct page is 8-byte aligned select HAVE_ALIGNED_STRUCT_PAGE if !64_BIT default n diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c index 066a3ceec65e..f619fb3c56d2 100644 --- a/drivers/staging/tidspbridge/core/tiomap3430.c +++ b/drivers/staging/tidspbridge/core/tiomap3430.c @@ -126,7 +126,8 @@ static int mem_map_vmalloc(struct bridge_dev_context *dev_context, u32 ul_num_bytes, struct hw_mmu_map_attrs_t *hw_attrs); -bool wait_for_start(struct bridge_dev_context *dev_context, u32 dw_sync_addr); +bool wait_for_start(struct bridge_dev_context *dev_context, + void __iomem *sync_addr); /* ----------------------------------- Globals */ @@ -363,10 +364,11 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, { int status = 0; struct bridge_dev_context *dev_context = dev_ctxt; - u32 dw_sync_addr = 0; + void __iomem *sync_addr; u32 ul_shm_base; /* Gpp Phys SM base addr(byte) */ u32 ul_shm_base_virt; /* Dsp Virt SM base addr */ u32 ul_tlb_base_virt; /* Base of MMU TLB entry */ + u32 shm_sync_pa; /* Offset of shm_base_virt from tlb_base_virt */ u32 ul_shm_offset_virt; s32 entry_ndx; @@ -397,15 +399,22 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, /* Kernel logical address */ ul_shm_base = dev_context->atlb_entry[0].gpp_va + ul_shm_offset_virt; + /* SHM physical sync address */ + shm_sync_pa = dev_context->atlb_entry[0].gpp_pa + ul_shm_offset_virt + + SHMSYNCOFFSET; + /* 2nd wd is used as sync field */ - dw_sync_addr = ul_shm_base + SHMSYNCOFFSET; + sync_addr = ioremap(shm_sync_pa, SZ_32); + if (!sync_addr) + return -ENOMEM; + /* Write a signature into the shm base + offset; this will * get cleared when the DSP program starts. */ if ((ul_shm_base_virt == 0) || (ul_shm_base == 0)) { pr_err("%s: Illegal SM base\n", __func__); status = -EPERM; } else - __raw_writel(0xffffffff, dw_sync_addr); + __raw_writel(0xffffffff, sync_addr); if (!status) { resources = dev_context->resources; @@ -419,8 +428,10 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, * function is made available. */ void __iomem *ctrl = ioremap(0x48002000, SZ_4K); - if (!ctrl) + if (!ctrl) { + iounmap(sync_addr); return -ENOMEM; + } (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST1_IVA2_MASK, OMAP3430_RST1_IVA2_MASK, OMAP3430_IVA2_MOD, @@ -588,15 +599,15 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST1_IVA2_MASK, 0, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); - dev_dbg(bridge, "Waiting for Sync @ 0x%x\n", dw_sync_addr); + dev_dbg(bridge, "Waiting for Sync @ 0x%x\n", *(u32 *)sync_addr); dev_dbg(bridge, "DSP c_int00 Address = 0x%x\n", dsp_addr); if (dsp_debug) - while (__raw_readw(dw_sync_addr)) + while (__raw_readw(sync_addr)) ; /* Wait for DSP to clear word in shared memory */ /* Read the Location */ - if (!wait_for_start(dev_context, dw_sync_addr)) + if (!wait_for_start(dev_context, sync_addr)) status = -ETIMEDOUT; dev_get_symbol(dev_context->dev_obj, "_WDT_enable", &wdt_en); @@ -612,7 +623,7 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, /* Write the synchronization bit to indicate the * completion of OPP table update to DSP */ - __raw_writel(0XCAFECAFE, dw_sync_addr); + __raw_writel(0XCAFECAFE, sync_addr); /* update board state */ dev_context->brd_state = BRD_RUNNING; @@ -621,6 +632,9 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, dev_context->brd_state = BRD_UNKNOWN; } } + + iounmap(sync_addr); + return status; } @@ -1796,12 +1810,13 @@ static int mem_map_vmalloc(struct bridge_dev_context *dev_context, * ======== wait_for_start ======== * Wait for the singal from DSP that it has started, or time out. */ -bool wait_for_start(struct bridge_dev_context *dev_context, u32 dw_sync_addr) +bool wait_for_start(struct bridge_dev_context *dev_context, + void __iomem *sync_addr) { u16 timeout = TIHELEN_ACKTIMEOUT; /* Wait for response from board */ - while (__raw_readw(dw_sync_addr) && --timeout) + while (__raw_readw(sync_addr) && --timeout) udelay(10); /* If timed out: return false */ diff --git a/drivers/staging/tidspbridge/hw/hw_mmu.c b/drivers/staging/tidspbridge/hw/hw_mmu.c index 71cb82293649..50244a474178 100644 --- a/drivers/staging/tidspbridge/hw/hw_mmu.c +++ b/drivers/staging/tidspbridge/hw/hw_mmu.c @@ -48,37 +48,12 @@ enum hw_mmu_page_size_t { }; /* - * FUNCTION : mmu_flush_entry - * - * INPUTS: - * - * Identifier : base_address - * Type : const u32 - * Description : Base Address of instance of MMU module - * - * RETURNS: - * - * Type : hw_status - * Description : 0 -- No errors occurred - * RET_BAD_NULL_PARAM -- A Pointer - * Parameter was set to NULL - * - * PURPOSE: : Flush the TLB entry pointed by the - * lock counter register - * even if this entry is set protected - * - * METHOD: : Check the Input parameter and Flush a - * single entry in the TLB. - */ -static hw_status mmu_flush_entry(const void __iomem *base_address); - -/* * FUNCTION : mmu_set_cam_entry * * INPUTS: * * Identifier : base_address - * TypE : const u32 + * Type : void __iomem * * Description : Base Address of instance of MMU module * * Identifier : page_sz @@ -112,7 +87,7 @@ static hw_status mmu_flush_entry(const void __iomem *base_address); * * METHOD: : Check the Input parameters and set the CAM entry. */ -static hw_status mmu_set_cam_entry(const void __iomem *base_address, +static hw_status mmu_set_cam_entry(void __iomem *base_address, const u32 page_sz, const u32 preserved_bit, const u32 valid_bit, @@ -124,7 +99,7 @@ static hw_status mmu_set_cam_entry(const void __iomem *base_address, * INPUTS: * * Identifier : base_address - * Type : const u32 + * Type : void __iomem * * Description : Base Address of instance of MMU module * * Identifier : physical_addr @@ -157,7 +132,7 @@ static hw_status mmu_set_cam_entry(const void __iomem *base_address, * * METHOD: : Check the Input parameters and set the RAM entry. */ -static hw_status mmu_set_ram_entry(const void __iomem *base_address, +static hw_status mmu_set_ram_entry(void __iomem *base_address, const u32 physical_addr, enum hw_endianism_t endianism, enum hw_element_size_t element_size, @@ -165,7 +140,7 @@ static hw_status mmu_set_ram_entry(const void __iomem *base_address, /* HW FUNCTIONS */ -hw_status hw_mmu_enable(const void __iomem *base_address) +hw_status hw_mmu_enable(void __iomem *base_address) { hw_status status = 0; @@ -174,7 +149,7 @@ hw_status hw_mmu_enable(const void __iomem *base_address) return status; } -hw_status hw_mmu_disable(const void __iomem *base_address) +hw_status hw_mmu_disable(void __iomem *base_address) { hw_status status = 0; @@ -183,7 +158,7 @@ hw_status hw_mmu_disable(const void __iomem *base_address) return status; } -hw_status hw_mmu_num_locked_set(const void __iomem *base_address, +hw_status hw_mmu_num_locked_set(void __iomem *base_address, u32 num_locked_entries) { hw_status status = 0; @@ -193,7 +168,7 @@ hw_status hw_mmu_num_locked_set(const void __iomem *base_address, return status; } -hw_status hw_mmu_victim_num_set(const void __iomem *base_address, +hw_status hw_mmu_victim_num_set(void __iomem *base_address, u32 victim_entry_num) { hw_status status = 0; @@ -203,7 +178,7 @@ hw_status hw_mmu_victim_num_set(const void __iomem *base_address, return status; } -hw_status hw_mmu_event_ack(const void __iomem *base_address, u32 irq_mask) +hw_status hw_mmu_event_ack(void __iomem *base_address, u32 irq_mask) { hw_status status = 0; @@ -212,7 +187,7 @@ hw_status hw_mmu_event_ack(const void __iomem *base_address, u32 irq_mask) return status; } -hw_status hw_mmu_event_disable(const void __iomem *base_address, u32 irq_mask) +hw_status hw_mmu_event_disable(void __iomem *base_address, u32 irq_mask) { hw_status status = 0; u32 irq_reg; @@ -224,7 +199,7 @@ hw_status hw_mmu_event_disable(const void __iomem *base_address, u32 irq_mask) return status; } -hw_status hw_mmu_event_enable(const void __iomem *base_address, u32 irq_mask) +hw_status hw_mmu_event_enable(void __iomem *base_address, u32 irq_mask) { hw_status status = 0; u32 irq_reg; @@ -236,7 +211,7 @@ hw_status hw_mmu_event_enable(const void __iomem *base_address, u32 irq_mask) return status; } -hw_status hw_mmu_event_status(const void __iomem *base_address, u32 *irq_mask) +hw_status hw_mmu_event_status(void __iomem *base_address, u32 *irq_mask) { hw_status status = 0; @@ -245,7 +220,7 @@ hw_status hw_mmu_event_status(const void __iomem *base_address, u32 *irq_mask) return status; } -hw_status hw_mmu_fault_addr_read(const void __iomem *base_address, u32 *addr) +hw_status hw_mmu_fault_addr_read(void __iomem *base_address, u32 *addr) { hw_status status = 0; @@ -255,7 +230,7 @@ hw_status hw_mmu_fault_addr_read(const void __iomem *base_address, u32 *addr) return status; } -hw_status hw_mmu_ttb_set(const void __iomem *base_address, u32 ttb_phys_addr) +hw_status hw_mmu_ttb_set(void __iomem *base_address, u32 ttb_phys_addr) { hw_status status = 0; u32 load_ttb; @@ -267,7 +242,7 @@ hw_status hw_mmu_ttb_set(const void __iomem *base_address, u32 ttb_phys_addr) return status; } -hw_status hw_mmu_twl_enable(const void __iomem *base_address) +hw_status hw_mmu_twl_enable(void __iomem *base_address) { hw_status status = 0; @@ -276,7 +251,7 @@ hw_status hw_mmu_twl_enable(const void __iomem *base_address) return status; } -hw_status hw_mmu_twl_disable(const void __iomem *base_address) +hw_status hw_mmu_twl_disable(void __iomem *base_address) { hw_status status = 0; @@ -285,45 +260,7 @@ hw_status hw_mmu_twl_disable(const void __iomem *base_address) return status; } -hw_status hw_mmu_tlb_flush(const void __iomem *base_address, u32 virtual_addr, - u32 page_sz) -{ - hw_status status = 0; - u32 virtual_addr_tag; - enum hw_mmu_page_size_t pg_size_bits; - - switch (page_sz) { - case HW_PAGE_SIZE4KB: - pg_size_bits = HW_MMU_SMALL_PAGE; - break; - - case HW_PAGE_SIZE64KB: - pg_size_bits = HW_MMU_LARGE_PAGE; - break; - - case HW_PAGE_SIZE1MB: - pg_size_bits = HW_MMU_SECTION; - break; - - case HW_PAGE_SIZE16MB: - pg_size_bits = HW_MMU_SUPERSECTION; - break; - - default: - return -EINVAL; - } - - /* Generate the 20-bit tag from virtual address */ - virtual_addr_tag = ((virtual_addr & MMU_ADDR_MASK) >> 12); - - mmu_set_cam_entry(base_address, pg_size_bits, 0, 0, virtual_addr_tag); - - mmu_flush_entry(base_address); - - return status; -} - -hw_status hw_mmu_tlb_add(const void __iomem *base_address, +hw_status hw_mmu_tlb_add(void __iomem *base_address, u32 physical_addr, u32 virtual_addr, u32 page_sz, @@ -503,20 +440,8 @@ hw_status hw_mmu_pte_clear(const u32 pg_tbl_va, u32 virtual_addr, u32 page_size) return status; } -/* mmu_flush_entry */ -static hw_status mmu_flush_entry(const void __iomem *base_address) -{ - hw_status status = 0; - u32 flush_entry_data = 0x1; - - /* write values to register */ - MMUMMU_FLUSH_ENTRY_WRITE_REGISTER32(base_address, flush_entry_data); - - return status; -} - /* mmu_set_cam_entry */ -static hw_status mmu_set_cam_entry(const void __iomem *base_address, +static hw_status mmu_set_cam_entry(void __iomem *base_address, const u32 page_sz, const u32 preserved_bit, const u32 valid_bit, @@ -536,7 +461,7 @@ static hw_status mmu_set_cam_entry(const void __iomem *base_address, } /* mmu_set_ram_entry */ -static hw_status mmu_set_ram_entry(const void __iomem *base_address, +static hw_status mmu_set_ram_entry(void __iomem *base_address, const u32 physical_addr, enum hw_endianism_t endianism, enum hw_element_size_t element_size, @@ -556,7 +481,7 @@ static hw_status mmu_set_ram_entry(const void __iomem *base_address, } -void hw_mmu_tlb_flush_all(const void __iomem *base) +void hw_mmu_tlb_flush_all(void __iomem *base) { __raw_writel(1, base + MMU_GFLUSH); } diff --git a/drivers/staging/tidspbridge/hw/hw_mmu.h b/drivers/staging/tidspbridge/hw/hw_mmu.h index 1458a2c6027b..1c50bb36edfe 100644 --- a/drivers/staging/tidspbridge/hw/hw_mmu.h +++ b/drivers/staging/tidspbridge/hw/hw_mmu.h @@ -42,44 +42,41 @@ struct hw_mmu_map_attrs_t { bool donotlockmpupage; }; -extern hw_status hw_mmu_enable(const void __iomem *base_address); +extern hw_status hw_mmu_enable(void __iomem *base_address); -extern hw_status hw_mmu_disable(const void __iomem *base_address); +extern hw_status hw_mmu_disable(void __iomem *base_address); -extern hw_status hw_mmu_num_locked_set(const void __iomem *base_address, +extern hw_status hw_mmu_num_locked_set(void __iomem *base_address, u32 num_locked_entries); -extern hw_status hw_mmu_victim_num_set(const void __iomem *base_address, +extern hw_status hw_mmu_victim_num_set(void __iomem *base_address, u32 victim_entry_num); /* For MMU faults */ -extern hw_status hw_mmu_event_ack(const void __iomem *base_address, +extern hw_status hw_mmu_event_ack(void __iomem *base_address, u32 irq_mask); -extern hw_status hw_mmu_event_disable(const void __iomem *base_address, +extern hw_status hw_mmu_event_disable(void __iomem *base_address, u32 irq_mask); -extern hw_status hw_mmu_event_enable(const void __iomem *base_address, +extern hw_status hw_mmu_event_enable(void __iomem *base_address, u32 irq_mask); -extern hw_status hw_mmu_event_status(const void __iomem *base_address, +extern hw_status hw_mmu_event_status(void __iomem *base_address, u32 *irq_mask); -extern hw_status hw_mmu_fault_addr_read(const void __iomem *base_address, +extern hw_status hw_mmu_fault_addr_read(void __iomem *base_address, u32 *addr); /* Set the TT base address */ -extern hw_status hw_mmu_ttb_set(const void __iomem *base_address, +extern hw_status hw_mmu_ttb_set(void __iomem *base_address, u32 ttb_phys_addr); -extern hw_status hw_mmu_twl_enable(const void __iomem *base_address); +extern hw_status hw_mmu_twl_enable(void __iomem *base_address); -extern hw_status hw_mmu_twl_disable(const void __iomem *base_address); +extern hw_status hw_mmu_twl_disable(void __iomem *base_address); -extern hw_status hw_mmu_tlb_flush(const void __iomem *base_address, - u32 virtual_addr, u32 page_sz); - -extern hw_status hw_mmu_tlb_add(const void __iomem *base_address, +extern hw_status hw_mmu_tlb_add(void __iomem *base_address, u32 physical_addr, u32 virtual_addr, u32 page_sz, @@ -97,7 +94,7 @@ extern hw_status hw_mmu_pte_set(const u32 pg_tbl_va, extern hw_status hw_mmu_pte_clear(const u32 pg_tbl_va, u32 virtual_addr, u32 page_size); -void hw_mmu_tlb_flush_all(const void __iomem *base); +void hw_mmu_tlb_flush_all(void __iomem *base); static inline u32 hw_mmu_pte_addr_l1(u32 l1_base, u32 va) { diff --git a/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h b/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h index 60a278136bdf..b32c75673ab4 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h +++ b/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h @@ -53,8 +53,8 @@ struct cfg_hostres { u32 chnl_buf_size; u32 num_chnls; void __iomem *per_base; - u32 per_pm_base; - u32 core_pm_base; + void __iomem *per_pm_base; + void __iomem *core_pm_base; void __iomem *dmmu_base; }; diff --git a/drivers/staging/tidspbridge/include/dspbridge/host_os.h b/drivers/staging/tidspbridge/include/dspbridge/host_os.h index ed00d3da3205..5e2f4d82d925 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/host_os.h +++ b/drivers/staging/tidspbridge/include/dspbridge/host_os.h @@ -47,8 +47,8 @@ #include <asm/cacheflush.h> #include <linux/dma-mapping.h> -/* TODO -- Remove, once BP defines them */ -#define INT_DSP_MMU_IRQ 28 +/* TODO -- Remove, once omap-iommu is used */ +#define INT_DSP_MMU_IRQ (28 + NR_IRQS) #define PRCM_VDD1 1 diff --git a/drivers/staging/tidspbridge/rmgr/drv.c b/drivers/staging/tidspbridge/rmgr/drv.c index 6795205b0155..db1da28cecba 100644 --- a/drivers/staging/tidspbridge/rmgr/drv.c +++ b/drivers/staging/tidspbridge/rmgr/drv.c @@ -667,10 +667,10 @@ int drv_request_bridge_res_dsp(void **phost_resources) OMAP_DSP_MEM3_SIZE); host_res->per_base = ioremap(OMAP_PER_CM_BASE, OMAP_PER_CM_SIZE); - host_res->per_pm_base = (u32) ioremap(OMAP_PER_PRM_BASE, - OMAP_PER_PRM_SIZE); - host_res->core_pm_base = (u32) ioremap(OMAP_CORE_PRM_BASE, - OMAP_CORE_PRM_SIZE); + host_res->per_pm_base = ioremap(OMAP_PER_PRM_BASE, + OMAP_PER_PRM_SIZE); + host_res->core_pm_base = ioremap(OMAP_CORE_PRM_BASE, + OMAP_CORE_PRM_SIZE); host_res->dmmu_base = ioremap(OMAP_DMMU_BASE, OMAP_DMMU_SIZE); diff --git a/drivers/staging/tidspbridge/rmgr/node.c b/drivers/staging/tidspbridge/rmgr/node.c index c2fc6137c770..294e9b40f516 100644 --- a/drivers/staging/tidspbridge/rmgr/node.c +++ b/drivers/staging/tidspbridge/rmgr/node.c @@ -304,8 +304,7 @@ int node_allocate(struct proc_object *hprocessor, u32 pul_value; u32 dynext_base; u32 off_set = 0; - u32 ul_stack_seg_addr, ul_stack_seg_val; - u32 ul_gpp_mem_base; + u32 ul_stack_seg_val; struct cfg_hostres *host_res; struct bridge_dev_context *pbridge_context; u32 mapped_addr = 0; @@ -581,6 +580,9 @@ func_cont: if (strcmp((char *) pnode->dcd_props.obj_data.node_obj.ndb_props. stack_seg_name, STACKSEGLABEL) == 0) { + void __iomem *stack_seg; + u32 stack_seg_pa; + status = hnode_mgr->nldr_fxns. get_fxn_addr(pnode->nldr_node_obj, "DYNEXT_BEG", @@ -608,14 +610,21 @@ func_cont: goto func_end; } - ul_gpp_mem_base = (u32) host_res->mem_base[1]; off_set = pul_value - dynext_base; - ul_stack_seg_addr = ul_gpp_mem_base + off_set; - ul_stack_seg_val = readl(ul_stack_seg_addr); + stack_seg_pa = host_res->mem_phys[1] + off_set; + stack_seg = ioremap(stack_seg_pa, SZ_32); + if (!stack_seg) { + status = -ENOMEM; + goto func_end; + } + + ul_stack_seg_val = readl(stack_seg); + + iounmap(stack_seg); dev_dbg(bridge, "%s: StackSegVal = 0x%x, StackSegAddr =" " 0x%x\n", __func__, ul_stack_seg_val, - ul_stack_seg_addr); + host_res->mem_base[1] + off_set); pnode->create_args.asa.task_arg_obj.stack_seg = ul_stack_seg_val; diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c index 653b074035f7..6edefde23722 100644 --- a/drivers/staging/zram/zram_drv.c +++ b/drivers/staging/zram/zram_drv.c @@ -223,8 +223,13 @@ static int zram_bvec_read(struct zram *zram, struct bio_vec *bvec, cmem = zs_map_object(zram->mem_pool, zram->table[index].handle, ZS_MM_RO); - ret = lzo1x_decompress_safe(cmem, zram->table[index].size, + if (zram->table[index].size == PAGE_SIZE) { + memcpy(uncmem, cmem, PAGE_SIZE); + ret = LZO_E_OK; + } else { + ret = lzo1x_decompress_safe(cmem, zram->table[index].size, uncmem, &clen); + } if (is_partial_io(bvec)) { memcpy(user_mem + bvec->bv_offset, uncmem + offset, @@ -342,8 +347,11 @@ static int zram_bvec_write(struct zram *zram, struct bio_vec *bvec, u32 index, goto out; } - if (unlikely(clen > max_zpage_size)) + if (unlikely(clen > max_zpage_size)) { zram_stat_inc(&zram->stats.bad_compress); + src = uncmem; + clen = PAGE_SIZE; + } handle = zs_malloc(zram->mem_pool, clen); if (!handle) { diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig index edfd67d25013..e1cb6bd75f60 100644 --- a/drivers/thermal/Kconfig +++ b/drivers/thermal/Kconfig @@ -22,6 +22,7 @@ config THERMAL_HWMON config CPU_THERMAL bool "generic cpu cooling support" depends on THERMAL && CPU_FREQ + select CPU_FREQ_TABLE help This implements the generic cpu cooling mechanism through frequency reduction, cpu hotplug and any other ways of reducing temperature. An @@ -50,6 +51,7 @@ config RCAR_THERMAL config EXYNOS_THERMAL tristate "Temperature sensor on Samsung EXYNOS" depends on (ARCH_EXYNOS4 || ARCH_EXYNOS5) && THERMAL + select CPU_FREQ_TABLE help If you say yes here you get support for TMU (Thermal Managment Unit) on SAMSUNG EXYNOS series of SoC. diff --git a/drivers/tty/serial/8250/8250_hp300.c b/drivers/tty/serial/8250/8250_hp300.c index 8f1dd2cc00a8..f3d0edf46644 100644 --- a/drivers/tty/serial/8250/8250_hp300.c +++ b/drivers/tty/serial/8250/8250_hp300.c @@ -162,7 +162,7 @@ int __init hp300_setup_serial_console(void) static int __devinit hpdca_init_one(struct dio_dev *d, const struct dio_device_id *ent) { - struct uart_port port; + struct uart_8250_port uart; int line; #ifdef CONFIG_SERIAL_8250_CONSOLE @@ -174,19 +174,19 @@ static int __devinit hpdca_init_one(struct dio_dev *d, memset(&uart, 0, sizeof(uart)); /* Memory mapped I/O */ - port.iotype = UPIO_MEM; - port.flags = UPF_SKIP_TEST | UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF; - port.irq = d->ipl; - port.uartclk = HPDCA_BAUD_BASE * 16; - port.mapbase = (d->resource.start + UART_OFFSET); - port.membase = (char *)(port.mapbase + DIO_VIRADDRBASE); - port.regshift = 1; - port.dev = &d->dev; + uart.port.iotype = UPIO_MEM; + uart.port.flags = UPF_SKIP_TEST | UPF_SHARE_IRQ | UPF_BOOT_AUTOCONF; + uart.port.irq = d->ipl; + uart.port.uartclk = HPDCA_BAUD_BASE * 16; + uart.port.mapbase = (d->resource.start + UART_OFFSET); + uart.port.membase = (char *)(uart.port.mapbase + DIO_VIRADDRBASE); + uart.port.regshift = 1; + uart.port.dev = &d->dev; line = serial8250_register_8250_port(&uart); if (line < 0) { printk(KERN_NOTICE "8250_hp300: register_serial() DCA scode %d" - " irq %d failed\n", d->scode, port.irq); + " irq %d failed\n", d->scode, uart.port.irq); return -ENOMEM; } diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 233fbaaf2559..2a53be5f010d 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -1150,7 +1150,7 @@ config SERIAL_SC26XX_CONSOLE Support for Console on SC2681/SC2692 serial ports. config SERIAL_SCCNXP - bool "SCCNXP serial port support" + tristate "SCCNXP serial port support" depends on !SERIAL_SC26XX select SERIAL_CORE default n @@ -1162,7 +1162,7 @@ config SERIAL_SCCNXP config SERIAL_SCCNXP_CONSOLE bool "Console on SCCNXP serial port" - depends on SERIAL_SCCNXP + depends on SERIAL_SCCNXP=y select SERIAL_CORE_CONSOLE help Support for console on SCCNXP serial ports. diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 6ede6fd92b4c..6d3d26a607b9 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -671,19 +671,19 @@ serial_omap_configure_xonxoff /* * IXON Flag: - * Flow control for OMAP.TX - * OMAP.RX should listen for XON/XOFF + * Enable XON/XOFF flow control on output. + * Transmit XON1, XOFF1 */ if (termios->c_iflag & IXON) - up->efr |= OMAP_UART_SW_RX; + up->efr |= OMAP_UART_SW_TX; /* * IXOFF Flag: - * Flow control for OMAP.RX - * OMAP.TX should send XON/XOFF + * Enable XON/XOFF flow control on input. + * Receiver compares XON1, XOFF1. */ if (termios->c_iflag & IXOFF) - up->efr |= OMAP_UART_SW_TX; + up->efr |= OMAP_UART_SW_RX; serial_out(up, UART_EFR, up->efr | UART_EFR_ECB); serial_out(up, UART_LCR, UART_LCR_CONF_MODE_A); diff --git a/drivers/tty/serial/sccnxp.c b/drivers/tty/serial/sccnxp.c index b7086d004f5f..e821068cd95b 100644 --- a/drivers/tty/serial/sccnxp.c +++ b/drivers/tty/serial/sccnxp.c @@ -971,6 +971,7 @@ static const struct platform_device_id sccnxp_id_table[] = { { "sc28202", SCCNXP_TYPE_SC28202 }, { "sc68681", SCCNXP_TYPE_SC68681 }, { "sc68692", SCCNXP_TYPE_SC68692 }, + { }, }; MODULE_DEVICE_TABLE(platform, sccnxp_id_table); diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 9be296cf7295..6ee59001d61d 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -530,7 +530,8 @@ static inline int sci_rxd_in(struct uart_port *port) if (s->cfg->port_reg <= 0) return 1; - return !!__raw_readb(s->cfg->port_reg); + /* Cast for ARM damage */ + return !!__raw_readb((void __iomem *)s->cfg->port_reg); } /* ********************************************************************** * diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c index 05728894a88c..16ee6cee07da 100644 --- a/drivers/tty/sysrq.c +++ b/drivers/tty/sysrq.c @@ -452,6 +452,7 @@ static struct sysrq_key_op *sysrq_key_table[36] = { NULL, /* v */ &sysrq_showstate_blocked_op, /* w */ /* x: May be registered on ppc/powerpc for xmon */ + /* x: May be registered on sparc64 for global PMU dump */ NULL, /* x */ /* y: May be registered on sparc64 for global register dump */ NULL, /* y */ diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 981f2132d128..6e49ec6f3adc 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -817,10 +817,6 @@ static const __u32 acm_tty_speed[] = { 2500000, 3000000, 3500000, 4000000 }; -static const __u8 acm_tty_size[] = { - 5, 6, 7, 8 -}; - static void acm_tty_set_termios(struct tty_struct *tty, struct ktermios *termios_old) { @@ -834,7 +830,21 @@ static void acm_tty_set_termios(struct tty_struct *tty, newline.bParityType = termios->c_cflag & PARENB ? (termios->c_cflag & PARODD ? 1 : 2) + (termios->c_cflag & CMSPAR ? 2 : 0) : 0; - newline.bDataBits = acm_tty_size[(termios->c_cflag & CSIZE) >> 4]; + switch (termios->c_cflag & CSIZE) { + case CS5: + newline.bDataBits = 5; + break; + case CS6: + newline.bDataBits = 6; + break; + case CS7: + newline.bDataBits = 7; + break; + case CS8: + default: + newline.bDataBits = 8; + break; + } /* FIXME: Needs to clear unsupported bits in the termios */ acm->clocal = ((termios->c_cflag & CLOCAL) != 0); @@ -1233,7 +1243,7 @@ made_compressed_probe: if (usb_endpoint_xfer_int(epwrite)) usb_fill_int_urb(snd->urb, usb_dev, - usb_sndbulkpipe(usb_dev, epwrite->bEndpointAddress), + usb_sndintpipe(usb_dev, epwrite->bEndpointAddress), NULL, acm->writesize, acm_write_bulk, snd, epwrite->bInterval); else usb_fill_bulk_urb(snd->urb, usb_dev, diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index e0356cb859b5..b78fbe222b72 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1348,6 +1348,7 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb, ret = -EFAULT; goto error; } + uurb->buffer += u; } totlen -= u; } diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index ddd820d25288..6056db7af410 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -367,6 +367,10 @@ static int usb_probe_interface(struct device *dev) intf->condition = USB_INTERFACE_UNBOUND; usb_cancel_queued_reset(intf); + /* If the LPM disable succeeded, balance the ref counts. */ + if (!lpm_disable_error) + usb_unlocked_enable_lpm(udev); + /* Unbound interfaces are always runtime-PM-disabled and -suspended */ if (driver->supports_autosuspend) pm_runtime_disable(dev); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 673ee4696262..1af04bdeaf0c 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -739,13 +739,16 @@ static void hub_tt_work(struct work_struct *work) int limit = 100; spin_lock_irqsave (&hub->tt.lock, flags); - while (--limit && !list_empty (&hub->tt.clear_list)) { + while (!list_empty(&hub->tt.clear_list)) { struct list_head *next; struct usb_tt_clear *clear; struct usb_device *hdev = hub->hdev; const struct hc_driver *drv; int status; + if (!hub->quiescing && --limit < 0) + break; + next = hub->tt.clear_list.next; clear = list_entry (next, struct usb_tt_clear, clear_list); list_del (&clear->clear_list); @@ -1210,7 +1213,7 @@ static void hub_quiesce(struct usb_hub *hub, enum hub_quiescing_type type) if (hub->has_indicators) cancel_delayed_work_sync(&hub->leds); if (hub->tt.hub) - cancel_work_sync(&hub->tt.clear_work); + flush_work(&hub->tt.clear_work); } /* caller has locked the hub device */ @@ -3241,8 +3244,7 @@ static int usb_req_set_sel(struct usb_device *udev, enum usb3_link_state state) (state == USB3_LPM_U2 && (u2_sel > USB3_LPM_MAX_U2_SEL_PEL || u2_pel > USB3_LPM_MAX_U2_SEL_PEL))) { - dev_dbg(&udev->dev, "Device-initiated %s disabled due " - "to long SEL %llu ms or PEL %llu ms\n", + dev_dbg(&udev->dev, "Device-initiated %s disabled due to long SEL %llu us or PEL %llu us\n", usb3_lpm_names[state], u1_sel, u1_pel); return -EINVAL; } @@ -3320,16 +3322,6 @@ static int usb_set_device_initiated_lpm(struct usb_device *udev, if (enable) { /* - * First, let the device know about the exit latencies - * associated with the link state we're about to enable. - */ - ret = usb_req_set_sel(udev, state); - if (ret < 0) { - dev_warn(&udev->dev, "Set SEL for device-initiated " - "%s failed.\n", usb3_lpm_names[state]); - return -EBUSY; - } - /* * Now send the control transfer to enable device-initiated LPM * for either U1 or U2. */ @@ -3414,7 +3406,28 @@ static int usb_set_lpm_timeout(struct usb_device *udev, static void usb_enable_link_state(struct usb_hcd *hcd, struct usb_device *udev, enum usb3_link_state state) { - int timeout; + int timeout, ret; + __u8 u1_mel = udev->bos->ss_cap->bU1devExitLat; + __le16 u2_mel = udev->bos->ss_cap->bU2DevExitLat; + + /* If the device says it doesn't have *any* exit latency to come out of + * U1 or U2, it's probably lying. Assume it doesn't implement that link + * state. + */ + if ((state == USB3_LPM_U1 && u1_mel == 0) || + (state == USB3_LPM_U2 && u2_mel == 0)) + return; + + /* + * First, let the device know about the exit latencies + * associated with the link state we're about to enable. + */ + ret = usb_req_set_sel(udev, state); + if (ret < 0) { + dev_warn(&udev->dev, "Set SEL for device-initiated %s failed.\n", + usb3_lpm_names[state]); + return; + } /* We allow the host controller to set the U1/U2 timeout internally * first, so that it can change its schedule to account for the diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index b415c0c859d3..c14ebc975ba4 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -409,6 +409,10 @@ static void dwc3_core_exit(struct dwc3 *dwc) { dwc3_event_buffers_cleanup(dwc); dwc3_free_event_buffers(dwc); + + usb_phy_shutdown(dwc->usb2_phy); + usb_phy_shutdown(dwc->usb3_phy); + } #define DWC3_ALIGN_MASK (16 - 1) diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index c9e729a4bf65..7b7deddf6a52 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1904,7 +1904,7 @@ static void dwc3_stop_active_transfer(struct dwc3 *dwc, u32 epnum) ret = dwc3_send_gadget_ep_cmd(dwc, dep->number, cmd, ¶ms); WARN_ON_ONCE(ret); dep->resource_index = 0; - + dep->flags &= ~DWC3_EP_BUSY; udelay(100); } diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index dfb51a45496c..e0ff51b89529 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -952,6 +952,7 @@ endif config USB_G_WEBCAM tristate "USB Webcam Gadget" depends on VIDEO_DEV + select USB_LIBCOMPOSITE help The Webcam Gadget acts as a composite USB Audio and Video Class device. It provides a userspace API to process UVC control requests diff --git a/drivers/usb/gadget/lpc32xx_udc.c b/drivers/usb/gadget/lpc32xx_udc.c index f696fb9b136d..21a9861dabf0 100644 --- a/drivers/usb/gadget/lpc32xx_udc.c +++ b/drivers/usb/gadget/lpc32xx_udc.c @@ -2930,10 +2930,10 @@ static void vbus_work(struct work_struct *work) /* Get the VBUS status from the transceiver */ value = i2c_smbus_read_byte_data(udc->isp1301_i2c_client, - ISP1301_I2C_OTG_CONTROL_2); + ISP1301_I2C_INTERRUPT_SOURCE); /* VBUS on or off? */ - if (value & OTG_B_SESS_VLD) + if (value & INT_SESS_VLD) udc->vbus = 1; else udc->vbus = 0; diff --git a/drivers/usb/gadget/net2272.c b/drivers/usb/gadget/net2272.c index 43ac7482fa91..c009263a47e3 100644 --- a/drivers/usb/gadget/net2272.c +++ b/drivers/usb/gadget/net2272.c @@ -2069,8 +2069,10 @@ static irqreturn_t net2272_irq(int irq, void *_dev) #if defined(PLX_PCI_RDK2) /* see if PCI int for us by checking irqstat */ intcsr = readl(dev->rdk2.fpga_base_addr + RDK2_IRQSTAT); - if (!intcsr & (1 << NET2272_PCI_IRQ)) + if (!intcsr & (1 << NET2272_PCI_IRQ)) { + spin_unlock(&dev->lock); return IRQ_NONE; + } /* check dma interrupts */ #endif /* Platform/devcice interrupt handler */ diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index 9bfde82078ec..0d2f35ca93f1 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -222,7 +222,7 @@ static int ehci_fsl_setup_phy(struct usb_hcd *hcd, if (pdata->controller_ver < 0) { dev_warn(hcd->self.controller, "Could not get controller version\n"); - return; + return -ENODEV; } portsc = ehci_readl(ehci, &ehci->regs->port_status[port_offset]); diff --git a/drivers/usb/host/ehci-orion.c b/drivers/usb/host/ehci-orion.c index 8e7eca62f169..9c2717d66730 100644 --- a/drivers/usb/host/ehci-orion.c +++ b/drivers/usb/host/ehci-orion.c @@ -160,7 +160,7 @@ static const struct hc_driver ehci_orion_hc_driver = { .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, }; -static void __init +static void __devinit ehci_orion_conf_mbus_windows(struct usb_hcd *hcd, const struct mbus_dram_target_info *dram) { diff --git a/drivers/usb/host/ehci-vt8500.c b/drivers/usb/host/ehci-vt8500.c index 96722bfebc84..d3c9a3e397b9 100644 --- a/drivers/usb/host/ehci-vt8500.c +++ b/drivers/usb/host/ehci-vt8500.c @@ -85,6 +85,8 @@ static const struct hc_driver vt8500_ehci_hc_driver = { .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, }; +static u64 vt8500_ehci_dma_mask = DMA_BIT_MASK(32); + static int vt8500_ehci_drv_probe(struct platform_device *pdev) { struct usb_hcd *hcd; @@ -95,6 +97,14 @@ static int vt8500_ehci_drv_probe(struct platform_device *pdev) if (usb_disabled()) return -ENODEV; + /* + * Right now device-tree probed devices don't get dma_mask set. + * Since shared usb code relies on it, set it here for now. + * Once we have dma capability bindings this can go away. + */ + if (!pdev->dev.dma_mask) + pdev->dev.dma_mask = &vt8500_ehci_dma_mask; + if (pdev->resource[1].flags != IORESOURCE_IRQ) { pr_debug("resource[1] is not IORESOURCE_IRQ"); return -ENOMEM; diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index 966d1484ee79..39f9e4a9a2d3 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -545,7 +545,14 @@ static const struct dmi_system_id __devinitconst ehci_dmi_nohandoff_table[] = { /* Pegatron Lucid (Ordissimo AIRIS) */ .matches = { DMI_MATCH(DMI_BOARD_NAME, "M11JB"), - DMI_MATCH(DMI_BIOS_VERSION, "Lucid-GE-133"), + DMI_MATCH(DMI_BIOS_VERSION, "Lucid-"), + }, + }, + { + /* Pegatron Lucid (Ordissimo) */ + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "Ordissimo"), + DMI_MATCH(DMI_BIOS_VERSION, "Lucid-"), }, }, { } diff --git a/drivers/usb/host/uhci-platform.c b/drivers/usb/host/uhci-platform.c index e4780491df4a..68ebf20e1519 100644 --- a/drivers/usb/host/uhci-platform.c +++ b/drivers/usb/host/uhci-platform.c @@ -60,6 +60,7 @@ static const struct hc_driver uhci_platform_hc_driver = { .hub_control = uhci_hub_control, }; +static u64 platform_uhci_dma_mask = DMA_BIT_MASK(32); static int __devinit uhci_hcd_platform_probe(struct platform_device *pdev) { @@ -71,6 +72,14 @@ static int __devinit uhci_hcd_platform_probe(struct platform_device *pdev) if (usb_disabled()) return -ENODEV; + /* + * Right now device-tree probed devices don't get dma_mask set. + * Since shared usb code relies on it, set it here for now. + * Once we have dma capability bindings this can go away. + */ + if (!pdev->dev.dma_mask) + pdev->dev.dma_mask = &platform_uhci_dma_mask; + hcd = usb_create_hcd(&uhci_platform_hc_driver, &pdev->dev, pdev->name); if (!hcd) diff --git a/drivers/usb/host/xhci-dbg.c b/drivers/usb/host/xhci-dbg.c index 4b436f5a4171..5f3a7c74aa8d 100644 --- a/drivers/usb/host/xhci-dbg.c +++ b/drivers/usb/host/xhci-dbg.c @@ -544,7 +544,6 @@ void xhci_dbg_ctx(struct xhci_hcd *xhci, int i; /* Fields are 32 bits wide, DMA addresses are in bytes */ int field_size = 32 / 8; - struct xhci_slot_ctx *slot_ctx; dma_addr_t dma = ctx->dma; int csz = HCC_64BYTE_CONTEXT(xhci->hcc_params); @@ -570,7 +569,6 @@ void xhci_dbg_ctx(struct xhci_hcd *xhci, dbg_rsvd64(xhci, (u64 *)ctrl_ctx, dma); } - slot_ctx = xhci_get_slot_ctx(xhci, ctx); xhci_dbg_slot_ctx(xhci, ctx); xhci_dbg_ep_ctx(xhci, ctx, last_ep); } diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index aa90ad4d4fd5..a686cf4905bb 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -151,9 +151,8 @@ static void xhci_usb3_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci, if (portsc & PORT_DEV_REMOVE) port_removable |= 1 << (i + 1); } - memset(&desc->u.ss.DeviceRemovable, - (__force __u16) cpu_to_le16(port_removable), - sizeof(__u16)); + + desc->u.ss.DeviceRemovable = cpu_to_le16(port_removable); } static void xhci_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci, @@ -809,11 +808,13 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, temp = xhci_readl(xhci, port_array[wIndex]); xhci_dbg(xhci, "set port power, actual port %d status = 0x%x\n", wIndex, temp); + spin_unlock_irqrestore(&xhci->lock, flags); temp = usb_acpi_power_manageable(hcd->self.root_hub, wIndex); if (temp) usb_acpi_set_power_state(hcd->self.root_hub, wIndex, true); + spin_lock_irqsave(&xhci->lock, flags); break; case USB_PORT_FEAT_RESET: temp = (temp | PORT_RESET); @@ -917,11 +918,13 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, xhci_writel(xhci, temp & ~PORT_POWER, port_array[wIndex]); + spin_unlock_irqrestore(&xhci->lock, flags); temp = usb_acpi_power_manageable(hcd->self.root_hub, wIndex); if (temp) usb_acpi_set_power_state(hcd->self.root_hub, wIndex, false); + spin_lock_irqsave(&xhci->lock, flags); break; default: goto error; diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index c6ebb176dc4f..4e1a8946b8d1 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1228,6 +1228,17 @@ static void xhci_cmd_to_noop(struct xhci_hcd *xhci, struct xhci_cd *cur_cd) cur_seg = find_trb_seg(xhci->cmd_ring->first_seg, xhci->cmd_ring->dequeue, &cycle_state); + if (!cur_seg) { + xhci_warn(xhci, "Command ring mismatch, dequeue = %p %llx (dma)\n", + xhci->cmd_ring->dequeue, + (unsigned long long) + xhci_trb_virt_to_dma(xhci->cmd_ring->deq_seg, + xhci->cmd_ring->dequeue)); + xhci_debug_ring(xhci, xhci->cmd_ring); + xhci_dbg_ring_ptrs(xhci, xhci->cmd_ring); + return; + } + /* find the command trb matched by cd from command ring */ for (cmd_trb = xhci->cmd_ring->dequeue; cmd_trb != xhci->cmd_ring->enqueue; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 8d7fcbbe6ade..c9e419f29b74 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -479,7 +479,8 @@ static bool compliance_mode_recovery_timer_quirk_check(void) if (strstr(dmi_product_name, "Z420") || strstr(dmi_product_name, "Z620") || - strstr(dmi_product_name, "Z820")) + strstr(dmi_product_name, "Z820") || + strstr(dmi_product_name, "Z1")) return true; return false; @@ -1626,7 +1627,6 @@ int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, struct xhci_hcd *xhci; struct xhci_container_ctx *in_ctx, *out_ctx; unsigned int ep_index; - struct xhci_ep_ctx *ep_ctx; struct xhci_slot_ctx *slot_ctx; struct xhci_input_control_ctx *ctrl_ctx; u32 added_ctxs; @@ -1662,7 +1662,6 @@ int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, out_ctx = virt_dev->out_ctx; ctrl_ctx = xhci_get_input_control_ctx(xhci, in_ctx); ep_index = xhci_get_endpoint_index(&ep->desc); - ep_ctx = xhci_get_ep_ctx(xhci, out_ctx, ep_index); /* If this endpoint is already in use, and the upper layers are trying * to add it again without dropping it, reject the addition. @@ -1816,6 +1815,8 @@ static int xhci_evaluate_context_result(struct xhci_hcd *xhci, case COMP_EBADSLT: dev_warn(&udev->dev, "WARN: slot not enabled for" "evaluate context command.\n"); + ret = -EINVAL; + break; case COMP_CTX_STATE: dev_warn(&udev->dev, "WARN: invalid context state for " "evaluate context command.\n"); @@ -4020,7 +4021,7 @@ int xhci_update_device(struct usb_hcd *hcd, struct usb_device *udev) static unsigned long long xhci_service_interval_to_ns( struct usb_endpoint_descriptor *desc) { - return (1 << (desc->bInterval - 1)) * 125 * 1000; + return (1ULL << (desc->bInterval - 1)) * 125 * 1000; } static u16 xhci_get_timeout_no_hub_lpm(struct usb_device *udev, @@ -4141,7 +4142,7 @@ static u16 xhci_calculate_intel_u2_timeout(struct usb_device *udev, (xhci_service_interval_to_ns(desc) > timeout_ns)) timeout_ns = xhci_service_interval_to_ns(desc); - u2_del_ns = udev->bos->ss_cap->bU2DevExitLat * 1000; + u2_del_ns = le16_to_cpu(udev->bos->ss_cap->bU2DevExitLat) * 1000ULL; if (u2_del_ns > timeout_ns) timeout_ns = u2_del_ns; diff --git a/drivers/usb/misc/ezusb.c b/drivers/usb/misc/ezusb.c index 4223d761223d..6589268a6515 100644 --- a/drivers/usb/misc/ezusb.c +++ b/drivers/usb/misc/ezusb.c @@ -158,3 +158,4 @@ int ezusb_fx2_ihex_firmware_download(struct usb_device *dev, } EXPORT_SYMBOL_GPL(ezusb_fx2_ihex_firmware_download); +MODULE_LICENSE("GPL"); diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c index 457f25e62c51..c964d6af178b 100644 --- a/drivers/usb/musb/am35x.c +++ b/drivers/usb/musb/am35x.c @@ -305,6 +305,12 @@ static irqreturn_t am35x_musb_interrupt(int irq, void *hci) ret = IRQ_HANDLED; } + /* Drop spurious RX and TX if device is disconnected */ + if (musb->int_usb & MUSB_INTR_DISCONNECT) { + musb->int_tx = 0; + musb->int_rx = 0; + } + if (musb->int_tx || musb->int_rx || musb->int_usb) ret |= musb_interrupt(musb); diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index 444346e1e10d..ff5f112053d2 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -458,11 +458,11 @@ static int __devinit dsps_create_musb_pdev(struct dsps_glue *glue, u8 id) struct platform_device *musb; struct resource *res; struct resource resources[2]; - char res_name[10]; + char res_name[11]; int ret, musbid; /* get memory resource */ - sprintf(res_name, "musb%d", id); + snprintf(res_name, sizeof(res_name), "musb%d", id); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, res_name); if (!res) { dev_err(dev, "%s get mem resource failed\n", res_name); @@ -473,7 +473,7 @@ static int __devinit dsps_create_musb_pdev(struct dsps_glue *glue, u8 id) resources[0] = *res; /* get irq resource */ - sprintf(res_name, "musb%d-irq", id); + snprintf(res_name, sizeof(res_name), "musb%d-irq", id); res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, res_name); if (!res) { dev_err(dev, "%s get irq resource failed\n", res_name); @@ -530,7 +530,7 @@ static int __devinit dsps_create_musb_pdev(struct dsps_glue *glue, u8 id) of_property_read_u32(np, "num-eps", (u32 *)&config->num_eps); of_property_read_u32(np, "ram-bits", (u32 *)&config->ram_bits); - sprintf(res_name, "port%d-mode", id); + snprintf(res_name, sizeof(res_name), "port%d-mode", id); of_property_read_u32(np, res_name, (u32 *)&pdata->mode); of_property_read_u32(np, "power", (u32 *)&pdata->power); config->multipoint = of_property_read_bool(np, "multipoint"); diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index 143c4e9e1be4..c021b202c0f3 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -795,6 +795,7 @@ static void xfer_work(struct work_struct *work) dev_dbg(dev, " %s %d (%d/ %d)\n", fifo->name, usbhs_pipe_number(pipe), pkt->length, pkt->zero); + usbhs_pipe_enable(pipe); usbhsf_dma_start(pipe, fifo); dma_async_issue_pending(chan); } diff --git a/drivers/usb/renesas_usbhs/mod.c b/drivers/usb/renesas_usbhs/mod.c index 35c5208f3249..61933a90e5bf 100644 --- a/drivers/usb/renesas_usbhs/mod.c +++ b/drivers/usb/renesas_usbhs/mod.c @@ -273,9 +273,9 @@ static irqreturn_t usbhs_interrupt(int irq, void *data) usbhs_write(priv, INTSTS0, ~irq_state.intsts0 & INTSTS0_MAGIC); usbhs_write(priv, INTSTS1, ~irq_state.intsts1 & INTSTS1_MAGIC); - usbhs_write(priv, BRDYSTS, 0); - usbhs_write(priv, NRDYSTS, 0); - usbhs_write(priv, BEMPSTS, 0); + usbhs_write(priv, BRDYSTS, ~irq_state.brdysts); + usbhs_write(priv, NRDYSTS, ~irq_state.nrdysts); + usbhs_write(priv, BEMPSTS, ~irq_state.bempsts); /* * call irq callback functions diff --git a/drivers/usb/renesas_usbhs/mod_host.c b/drivers/usb/renesas_usbhs/mod_host.c index 9b69a1323294..069cd765400c 100644 --- a/drivers/usb/renesas_usbhs/mod_host.c +++ b/drivers/usb/renesas_usbhs/mod_host.c @@ -334,6 +334,11 @@ static void usbhsh_pipe_detach(struct usbhsh_hpriv *hpriv, struct device *dev = usbhs_priv_to_dev(priv); unsigned long flags; + if (unlikely(!uep)) { + dev_err(dev, "no uep\n"); + return; + } + /******************** spin lock ********************/ usbhs_lock(priv, flags); diff --git a/drivers/usb/renesas_usbhs/pipe.h b/drivers/usb/renesas_usbhs/pipe.h index 08786c06dcf1..3d80c7b1fd1b 100644 --- a/drivers/usb/renesas_usbhs/pipe.h +++ b/drivers/usb/renesas_usbhs/pipe.h @@ -54,7 +54,7 @@ struct usbhs_pipe_info { * pipe list */ #define __usbhs_for_each_pipe(start, pos, info, i) \ - for (i = start, pos = (info)->pipe; \ + for (i = start, pos = (info)->pipe + i; \ i < (info)->size; \ i++, pos = (info)->pipe + i) diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index cf2522c397d3..bd50a8a41a0f 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -125,9 +125,6 @@ static inline int calc_divisor(int bps) static int ark3116_attach(struct usb_serial *serial) { - struct usb_serial_port *port = serial->port[0]; - struct ark3116_private *priv; - /* make sure we have our end-points */ if ((serial->num_bulk_in == 0) || (serial->num_bulk_out == 0) || @@ -142,8 +139,15 @@ static int ark3116_attach(struct usb_serial *serial) return -EINVAL; } - priv = kzalloc(sizeof(struct ark3116_private), - GFP_KERNEL); + return 0; +} + +static int ark3116_port_probe(struct usb_serial_port *port) +{ + struct usb_serial *serial = port->serial; + struct ark3116_private *priv; + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; @@ -198,18 +202,15 @@ static int ark3116_attach(struct usb_serial *serial) return 0; } -static void ark3116_release(struct usb_serial *serial) +static int ark3116_port_remove(struct usb_serial_port *port) { - struct usb_serial_port *port = serial->port[0]; struct ark3116_private *priv = usb_get_serial_port_data(port); /* device is closed, so URBs and DMA should be down */ - - usb_set_serial_port_data(port, NULL); - mutex_destroy(&priv->hw_lock); - kfree(priv); + + return 0; } static void ark3116_init_termios(struct tty_struct *tty) @@ -723,7 +724,8 @@ static struct usb_serial_driver ark3116_device = { .id_table = id_table, .num_ports = 1, .attach = ark3116_attach, - .release = ark3116_release, + .port_probe = ark3116_port_probe, + .port_remove = ark3116_port_remove, .set_termios = ark3116_set_termios, .init_termios = ark3116_init_termios, .ioctl = ark3116_ioctl, diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c index 99449424193f..ea29556f0d72 100644 --- a/drivers/usb/serial/belkin_sa.c +++ b/drivers/usb/serial/belkin_sa.c @@ -45,8 +45,8 @@ #define DRIVER_DESC "USB Belkin Serial converter driver" /* function prototypes for a Belkin USB Serial Adapter F5U103 */ -static int belkin_sa_startup(struct usb_serial *serial); -static void belkin_sa_release(struct usb_serial *serial); +static int belkin_sa_port_probe(struct usb_serial_port *port); +static int belkin_sa_port_remove(struct usb_serial_port *port); static int belkin_sa_open(struct tty_struct *tty, struct usb_serial_port *port); static void belkin_sa_close(struct usb_serial_port *port); @@ -88,8 +88,8 @@ static struct usb_serial_driver belkin_device = { .break_ctl = belkin_sa_break_ctl, .tiocmget = belkin_sa_tiocmget, .tiocmset = belkin_sa_tiocmset, - .attach = belkin_sa_startup, - .release = belkin_sa_release, + .port_probe = belkin_sa_port_probe, + .port_remove = belkin_sa_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { @@ -118,17 +118,15 @@ struct belkin_sa_private { (c), BELKIN_SA_SET_REQUEST_TYPE, \ (v), 0, NULL, 0, WDR_TIMEOUT) -/* do some startup allocations not currently performed by usb_serial_probe() */ -static int belkin_sa_startup(struct usb_serial *serial) +static int belkin_sa_port_probe(struct usb_serial_port *port) { - struct usb_device *dev = serial->dev; + struct usb_device *dev = port->serial->dev; struct belkin_sa_private *priv; - /* allocate the private data structure */ priv = kmalloc(sizeof(struct belkin_sa_private), GFP_KERNEL); if (!priv) - return -1; /* error */ - /* set initial values for control structures */ + return -ENOMEM; + spin_lock_init(&priv->lock); priv->control_state = 0; priv->last_lsr = 0; @@ -140,18 +138,19 @@ static int belkin_sa_startup(struct usb_serial *serial) le16_to_cpu(dev->descriptor.bcdDevice), priv->bad_flow_control); - init_waitqueue_head(&serial->port[0]->write_wait); - usb_set_serial_port_data(serial->port[0], priv); + usb_set_serial_port_data(port, priv); return 0; } -static void belkin_sa_release(struct usb_serial *serial) +static int belkin_sa_port_remove(struct usb_serial_port *port) { - int i; + struct belkin_sa_private *priv; - for (i = 0; i < serial->num_ports; ++i) - kfree(usb_get_serial_port_data(serial->port[i])); + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } static int belkin_sa_open(struct tty_struct *tty, diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index e9c7046ae355..d255f66e708e 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -242,13 +242,11 @@ out: kfree(buffer); return r; } -/* allocate private data */ -static int ch341_attach(struct usb_serial *serial) +static int ch341_port_probe(struct usb_serial_port *port) { struct ch341_private *priv; int r; - /* private data */ priv = kzalloc(sizeof(struct ch341_private), GFP_KERNEL); if (!priv) return -ENOMEM; @@ -258,17 +256,27 @@ static int ch341_attach(struct usb_serial *serial) priv->baud_rate = DEFAULT_BAUD_RATE; priv->line_control = CH341_BIT_RTS | CH341_BIT_DTR; - r = ch341_configure(serial->dev, priv); + r = ch341_configure(port->serial->dev, priv); if (r < 0) goto error; - usb_set_serial_port_data(serial->port[0], priv); + usb_set_serial_port_data(port, priv); return 0; error: kfree(priv); return r; } +static int ch341_port_remove(struct usb_serial_port *port) +{ + struct ch341_private *priv; + + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; +} + static int ch341_carrier_raised(struct usb_serial_port *port) { struct ch341_private *priv = usb_get_serial_port_data(port); @@ -304,7 +312,7 @@ static void ch341_close(struct usb_serial_port *port) static int ch341_open(struct tty_struct *tty, struct usb_serial_port *port) { struct usb_serial *serial = port->serial; - struct ch341_private *priv = usb_get_serial_port_data(serial->port[0]); + struct ch341_private *priv = usb_get_serial_port_data(port); int r; priv->baud_rate = DEFAULT_BAUD_RATE; @@ -608,7 +616,8 @@ static struct usb_serial_driver ch341_device = { .tiocmget = ch341_tiocmget, .tiocmset = ch341_tiocmset, .read_int_callback = ch341_read_int_callback, - .attach = ch341_attach, + .port_probe = ch341_port_probe, + .port_remove = ch341_port_remove, .reset_resume = ch341_reset_resume, }; diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 28af5acc3360..eb033fc92a15 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -162,7 +162,7 @@ static const struct usb_device_id id_table[] = { MODULE_DEVICE_TABLE(usb, id_table); -struct cp210x_port_private { +struct cp210x_serial_private { __u8 bInterfaceNumber; }; @@ -276,7 +276,7 @@ static int cp210x_get_config(struct usb_serial_port *port, u8 request, unsigned int *data, int size) { struct usb_serial *serial = port->serial; - struct cp210x_port_private *port_priv = usb_get_serial_port_data(port); + struct cp210x_serial_private *spriv = usb_get_serial_data(serial); __le32 *buf; int result, i, length; @@ -292,7 +292,7 @@ static int cp210x_get_config(struct usb_serial_port *port, u8 request, /* Issue the request, attempting to read 'size' bytes */ result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), request, REQTYPE_INTERFACE_TO_HOST, 0x0000, - port_priv->bInterfaceNumber, buf, size, + spriv->bInterfaceNumber, buf, size, USB_CTRL_GET_TIMEOUT); /* Convert data into an array of integers */ @@ -323,7 +323,7 @@ static int cp210x_set_config(struct usb_serial_port *port, u8 request, unsigned int *data, int size) { struct usb_serial *serial = port->serial; - struct cp210x_port_private *port_priv = usb_get_serial_port_data(port); + struct cp210x_serial_private *spriv = usb_get_serial_data(serial); __le32 *buf; int result, i, length; @@ -345,13 +345,13 @@ static int cp210x_set_config(struct usb_serial_port *port, u8 request, result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), request, REQTYPE_HOST_TO_INTERFACE, 0x0000, - port_priv->bInterfaceNumber, buf, size, + spriv->bInterfaceNumber, buf, size, USB_CTRL_SET_TIMEOUT); } else { result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), request, REQTYPE_HOST_TO_INTERFACE, data[0], - port_priv->bInterfaceNumber, NULL, 0, + spriv->bInterfaceNumber, NULL, 0, USB_CTRL_SET_TIMEOUT); } @@ -845,36 +845,30 @@ static void cp210x_break_ctl (struct tty_struct *tty, int break_state) static int cp210x_startup(struct usb_serial *serial) { - struct cp210x_port_private *port_priv; - int i; + struct usb_host_interface *cur_altsetting; + struct cp210x_serial_private *spriv; /* cp210x buffers behave strangely unless device is reset */ usb_reset_device(serial->dev); - for (i = 0; i < serial->num_ports; i++) { - port_priv = kzalloc(sizeof(*port_priv), GFP_KERNEL); - if (!port_priv) - return -ENOMEM; + spriv = kzalloc(sizeof(*spriv), GFP_KERNEL); + if (!spriv) + return -ENOMEM; - port_priv->bInterfaceNumber = - serial->interface->cur_altsetting->desc.bInterfaceNumber; + cur_altsetting = serial->interface->cur_altsetting; + spriv->bInterfaceNumber = cur_altsetting->desc.bInterfaceNumber; - usb_set_serial_port_data(serial->port[i], port_priv); - } + usb_set_serial_data(serial, spriv); return 0; } static void cp210x_release(struct usb_serial *serial) { - struct cp210x_port_private *port_priv; - int i; + struct cp210x_serial_private *spriv; - for (i = 0; i < serial->num_ports; i++) { - port_priv = usb_get_serial_port_data(serial->port[i]); - kfree(port_priv); - usb_set_serial_port_data(serial->port[i], NULL); - } + spriv = usb_get_serial_data(serial); + kfree(spriv); } module_usb_serial_driver(serial_drivers, id_table); diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c index 2a7aecc72237..4ee77dcbe690 100644 --- a/drivers/usb/serial/cyberjack.c +++ b/drivers/usb/serial/cyberjack.c @@ -55,9 +55,9 @@ #define CYBERJACK_PRODUCT_ID 0x0100 /* Function prototypes */ -static int cyberjack_startup(struct usb_serial *serial); static void cyberjack_disconnect(struct usb_serial *serial); -static void cyberjack_release(struct usb_serial *serial); +static int cyberjack_port_probe(struct usb_serial_port *port); +static int cyberjack_port_remove(struct usb_serial_port *port); static int cyberjack_open(struct tty_struct *tty, struct usb_serial_port *port); static void cyberjack_close(struct usb_serial_port *port); @@ -83,9 +83,9 @@ static struct usb_serial_driver cyberjack_device = { .description = "Reiner SCT Cyberjack USB card reader", .id_table = id_table, .num_ports = 1, - .attach = cyberjack_startup, .disconnect = cyberjack_disconnect, - .release = cyberjack_release, + .port_probe = cyberjack_port_probe, + .port_remove = cyberjack_port_remove, .open = cyberjack_open, .close = cyberjack_close, .write = cyberjack_write, @@ -107,56 +107,45 @@ struct cyberjack_private { short wrsent; /* Data already sent */ }; -/* do some startup allocations not currently performed by usb_serial_probe() */ -static int cyberjack_startup(struct usb_serial *serial) +static int cyberjack_port_probe(struct usb_serial_port *port) { struct cyberjack_private *priv; - int i; + int result; - /* allocate the private data structure */ priv = kmalloc(sizeof(struct cyberjack_private), GFP_KERNEL); if (!priv) return -ENOMEM; - /* set initial values */ spin_lock_init(&priv->lock); priv->rdtodo = 0; priv->wrfilled = 0; priv->wrsent = 0; - usb_set_serial_port_data(serial->port[0], priv); - init_waitqueue_head(&serial->port[0]->write_wait); + usb_set_serial_port_data(port, priv); - for (i = 0; i < serial->num_ports; ++i) { - int result; - result = usb_submit_urb(serial->port[i]->interrupt_in_urb, - GFP_KERNEL); - if (result) - dev_err(&serial->dev->dev, - "usb_submit_urb(read int) failed\n"); - dev_dbg(&serial->dev->dev, "%s - usb_submit_urb(int urb)\n", - __func__); - } + result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); + if (result) + dev_err(&port->dev, "usb_submit_urb(read int) failed\n"); return 0; } -static void cyberjack_disconnect(struct usb_serial *serial) +static int cyberjack_port_remove(struct usb_serial_port *port) { - int i; + struct cyberjack_private *priv; - for (i = 0; i < serial->num_ports; ++i) - usb_kill_urb(serial->port[i]->interrupt_in_urb); + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } -static void cyberjack_release(struct usb_serial *serial) +static void cyberjack_disconnect(struct usb_serial *serial) { int i; - for (i = 0; i < serial->num_ports; ++i) { - /* My special items, the standard routines free my urbs */ - kfree(usb_get_serial_port_data(serial->port[i])); - } + for (i = 0; i < serial->num_ports; ++i) + usb_kill_urb(serial->port[i]->interrupt_in_urb); } static int cyberjack_open(struct tty_struct *tty, diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 1befce21e173..f0da1279c114 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -123,10 +123,10 @@ struct cypress_private { }; /* function prototypes for the Cypress USB to serial device */ -static int cypress_earthmate_startup(struct usb_serial *serial); -static int cypress_hidcom_startup(struct usb_serial *serial); -static int cypress_ca42v2_startup(struct usb_serial *serial); -static void cypress_release(struct usb_serial *serial); +static int cypress_earthmate_port_probe(struct usb_serial_port *port); +static int cypress_hidcom_port_probe(struct usb_serial_port *port); +static int cypress_ca42v2_port_probe(struct usb_serial_port *port); +static int cypress_port_remove(struct usb_serial_port *port); static int cypress_open(struct tty_struct *tty, struct usb_serial_port *port); static void cypress_close(struct usb_serial_port *port); static void cypress_dtr_rts(struct usb_serial_port *port, int on); @@ -156,8 +156,8 @@ static struct usb_serial_driver cypress_earthmate_device = { .description = "DeLorme Earthmate USB", .id_table = id_table_earthmate, .num_ports = 1, - .attach = cypress_earthmate_startup, - .release = cypress_release, + .port_probe = cypress_earthmate_port_probe, + .port_remove = cypress_port_remove, .open = cypress_open, .close = cypress_close, .dtr_rts = cypress_dtr_rts, @@ -182,8 +182,8 @@ static struct usb_serial_driver cypress_hidcom_device = { .description = "HID->COM RS232 Adapter", .id_table = id_table_cyphidcomrs232, .num_ports = 1, - .attach = cypress_hidcom_startup, - .release = cypress_release, + .port_probe = cypress_hidcom_port_probe, + .port_remove = cypress_port_remove, .open = cypress_open, .close = cypress_close, .dtr_rts = cypress_dtr_rts, @@ -208,8 +208,8 @@ static struct usb_serial_driver cypress_ca42v2_device = { .description = "Nokia CA-42 V2 Adapter", .id_table = id_table_nokiaca42v2, .num_ports = 1, - .attach = cypress_ca42v2_startup, - .release = cypress_release, + .port_probe = cypress_ca42v2_port_probe, + .port_remove = cypress_port_remove, .open = cypress_open, .close = cypress_close, .dtr_rts = cypress_dtr_rts, @@ -438,10 +438,10 @@ static void cypress_set_dead(struct usb_serial_port *port) *****************************************************************************/ -static int generic_startup(struct usb_serial *serial) +static int cypress_generic_port_probe(struct usb_serial_port *port) { + struct usb_serial *serial = port->serial; struct cypress_private *priv; - struct usb_serial_port *port = serial->port[0]; priv = kzalloc(sizeof(struct cypress_private), GFP_KERNEL); if (!priv) @@ -490,14 +490,16 @@ static int generic_startup(struct usb_serial *serial) } -static int cypress_earthmate_startup(struct usb_serial *serial) +static int cypress_earthmate_port_probe(struct usb_serial_port *port) { + struct usb_serial *serial = port->serial; struct cypress_private *priv; - struct usb_serial_port *port = serial->port[0]; + int ret; - if (generic_startup(serial)) { + ret = cypress_generic_port_probe(port); + if (ret) { dev_dbg(&port->dev, "%s - Failed setting up port\n", __func__); - return 1; + return ret; } priv = usb_get_serial_port_data(port); @@ -518,56 +520,53 @@ static int cypress_earthmate_startup(struct usb_serial *serial) } return 0; -} /* cypress_earthmate_startup */ - +} -static int cypress_hidcom_startup(struct usb_serial *serial) +static int cypress_hidcom_port_probe(struct usb_serial_port *port) { struct cypress_private *priv; - struct usb_serial_port *port = serial->port[0]; + int ret; - if (generic_startup(serial)) { + ret = cypress_generic_port_probe(port); + if (ret) { dev_dbg(&port->dev, "%s - Failed setting up port\n", __func__); - return 1; + return ret; } priv = usb_get_serial_port_data(port); priv->chiptype = CT_CYPHIDCOM; return 0; -} /* cypress_hidcom_startup */ - +} -static int cypress_ca42v2_startup(struct usb_serial *serial) +static int cypress_ca42v2_port_probe(struct usb_serial_port *port) { struct cypress_private *priv; - struct usb_serial_port *port = serial->port[0]; + int ret; - if (generic_startup(serial)) { + ret = cypress_generic_port_probe(port); + if (ret) { dev_dbg(&port->dev, "%s - Failed setting up port\n", __func__); - return 1; + return ret; } priv = usb_get_serial_port_data(port); priv->chiptype = CT_CA42V2; return 0; -} /* cypress_ca42v2_startup */ - +} -static void cypress_release(struct usb_serial *serial) +static int cypress_port_remove(struct usb_serial_port *port) { struct cypress_private *priv; - /* all open ports are closed at this point */ - priv = usb_get_serial_port_data(serial->port[0]); + priv = usb_get_serial_port_data(port); - if (priv) { - kfifo_free(&priv->write_fifo); - kfree(priv); - } -} + kfifo_free(&priv->write_fifo); + kfree(priv); + return 0; +} static int cypress_open(struct tty_struct *tty, struct usb_serial_port *port) { diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index c86f68c6b078..b50fa1c6d885 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -244,6 +244,8 @@ static int digi_startup_device(struct usb_serial *serial); static int digi_startup(struct usb_serial *serial); static void digi_disconnect(struct usb_serial *serial); static void digi_release(struct usb_serial *serial); +static int digi_port_probe(struct usb_serial_port *port); +static int digi_port_remove(struct usb_serial_port *port); static void digi_read_bulk_callback(struct urb *urb); static int digi_read_inb_callback(struct urb *urb); static int digi_read_oob_callback(struct urb *urb); @@ -294,6 +296,8 @@ static struct usb_serial_driver digi_acceleport_2_device = { .attach = digi_startup, .disconnect = digi_disconnect, .release = digi_release, + .port_probe = digi_port_probe, + .port_remove = digi_port_remove, }; static struct usb_serial_driver digi_acceleport_4_device = { @@ -320,6 +324,8 @@ static struct usb_serial_driver digi_acceleport_4_device = { .attach = digi_startup, .disconnect = digi_disconnect, .release = digi_release, + .port_probe = digi_port_probe, + .port_remove = digi_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { @@ -1240,59 +1246,50 @@ static int digi_startup_device(struct usb_serial *serial) return ret; } - -static int digi_startup(struct usb_serial *serial) +static int digi_port_init(struct usb_serial_port *port, unsigned port_num) { - - int i; struct digi_port *priv; - struct digi_serial *serial_priv; - /* allocate the private data structures for all ports */ - /* number of regular ports + 1 for the out-of-band port */ - for (i = 0; i < serial->type->num_ports + 1; i++) { - /* allocate port private structure */ - priv = kmalloc(sizeof(struct digi_port), GFP_KERNEL); - if (priv == NULL) { - while (--i >= 0) - kfree(usb_get_serial_port_data(serial->port[i])); - return 1; /* error */ - } + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; - /* initialize port private structure */ - spin_lock_init(&priv->dp_port_lock); - priv->dp_port_num = i; - priv->dp_out_buf_len = 0; - priv->dp_write_urb_in_use = 0; - priv->dp_modem_signals = 0; - init_waitqueue_head(&priv->dp_modem_change_wait); - priv->dp_transmit_idle = 0; - init_waitqueue_head(&priv->dp_transmit_idle_wait); - priv->dp_throttled = 0; - priv->dp_throttle_restart = 0; - init_waitqueue_head(&priv->dp_flush_wait); - init_waitqueue_head(&priv->dp_close_wait); - INIT_WORK(&priv->dp_wakeup_work, digi_wakeup_write_lock); - priv->dp_port = serial->port[i]; - /* initialize write wait queue for this port */ - init_waitqueue_head(&serial->port[i]->write_wait); - - usb_set_serial_port_data(serial->port[i], priv); - } + spin_lock_init(&priv->dp_port_lock); + priv->dp_port_num = port_num; + init_waitqueue_head(&priv->dp_modem_change_wait); + init_waitqueue_head(&priv->dp_transmit_idle_wait); + init_waitqueue_head(&priv->dp_flush_wait); + init_waitqueue_head(&priv->dp_close_wait); + INIT_WORK(&priv->dp_wakeup_work, digi_wakeup_write_lock); + priv->dp_port = port; - /* allocate serial private structure */ - serial_priv = kmalloc(sizeof(struct digi_serial), GFP_KERNEL); - if (serial_priv == NULL) { - for (i = 0; i < serial->type->num_ports + 1; i++) - kfree(usb_get_serial_port_data(serial->port[i])); - return 1; /* error */ - } + init_waitqueue_head(&port->write_wait); + + usb_set_serial_port_data(port, priv); + + return 0; +} + +static int digi_startup(struct usb_serial *serial) +{ + struct digi_serial *serial_priv; + int ret; + + serial_priv = kzalloc(sizeof(*serial_priv), GFP_KERNEL); + if (!serial_priv) + return -ENOMEM; - /* initialize serial private structure */ spin_lock_init(&serial_priv->ds_serial_lock); serial_priv->ds_oob_port_num = serial->type->num_ports; serial_priv->ds_oob_port = serial->port[serial_priv->ds_oob_port_num]; - serial_priv->ds_device_started = 0; + + ret = digi_port_init(serial_priv->ds_oob_port, + serial_priv->ds_oob_port_num); + if (ret) { + kfree(serial_priv); + return ret; + } + usb_set_serial_data(serial, serial_priv); return 0; @@ -1313,15 +1310,35 @@ static void digi_disconnect(struct usb_serial *serial) static void digi_release(struct usb_serial *serial) { - int i; + struct digi_serial *serial_priv; + struct digi_port *priv; + + serial_priv = usb_get_serial_data(serial); + + priv = usb_get_serial_port_data(serial_priv->ds_oob_port); + kfree(priv); - /* free the private data structures for all ports */ - /* number of regular ports + 1 for the out-of-band port */ - for (i = 0; i < serial->type->num_ports + 1; i++) - kfree(usb_get_serial_port_data(serial->port[i])); - kfree(usb_get_serial_data(serial)); + kfree(serial_priv); } +static int digi_port_probe(struct usb_serial_port *port) +{ + unsigned port_num; + + port_num = port->number - port->serial->minor; + + return digi_port_init(port, port_num); +} + +static int digi_port_remove(struct usb_serial_port *port) +{ + struct digi_port *priv; + + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; +} static void digi_read_bulk_callback(struct urb *urb) { diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c index 244477107e2f..6e4eb57d0177 100644 --- a/drivers/usb/serial/f81232.c +++ b/drivers/usb/serial/f81232.c @@ -318,39 +318,30 @@ static int f81232_ioctl(struct tty_struct *tty, return -ENOIOCTLCMD; } -static int f81232_startup(struct usb_serial *serial) +static int f81232_port_probe(struct usb_serial_port *port) { struct f81232_private *priv; - int i; - for (i = 0; i < serial->num_ports; ++i) { - priv = kzalloc(sizeof(struct f81232_private), GFP_KERNEL); - if (!priv) - goto cleanup; - spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->delta_msr_wait); - usb_set_serial_port_data(serial->port[i], priv); - } - return 0; + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; -cleanup: - for (--i; i >= 0; --i) { - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - usb_set_serial_port_data(serial->port[i], NULL); - } - return -ENOMEM; + spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->delta_msr_wait); + + usb_set_serial_port_data(port, priv); + + return 0; } -static void f81232_release(struct usb_serial *serial) +static int f81232_port_remove(struct usb_serial_port *port) { - int i; struct f81232_private *priv; - for (i = 0; i < serial->num_ports; ++i) { - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - } + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } static struct usb_serial_driver f81232_device = { @@ -373,8 +364,8 @@ static struct usb_serial_driver f81232_device = { .tiocmset = f81232_tiocmset, .process_read_urb = f81232_process_read_urb, .read_int_callback = f81232_read_int_callback, - .attach = f81232_startup, - .release = f81232_release, + .port_probe = f81232_port_probe, + .port_remove = f81232_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c index 3ee92648c02d..203358d7e7bc 100644 --- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -1405,11 +1405,10 @@ static void timeout_handler(unsigned long data) -static int garmin_attach(struct usb_serial *serial) +static int garmin_port_probe(struct usb_serial_port *port) { - int status = 0; - struct usb_serial_port *port = serial->port[0]; - struct garmin_data *garmin_data_p = NULL; + int status; + struct garmin_data *garmin_data_p; garmin_data_p = kzalloc(sizeof(struct garmin_data), GFP_KERNEL); if (garmin_data_p == NULL) { @@ -1434,22 +1433,14 @@ static int garmin_attach(struct usb_serial *serial) } -static void garmin_disconnect(struct usb_serial *serial) +static int garmin_port_remove(struct usb_serial_port *port) { - struct usb_serial_port *port = serial->port[0]; struct garmin_data *garmin_data_p = usb_get_serial_port_data(port); usb_kill_urb(port->interrupt_in_urb); del_timer_sync(&garmin_data_p->timer); -} - - -static void garmin_release(struct usb_serial *serial) -{ - struct usb_serial_port *port = serial->port[0]; - struct garmin_data *garmin_data_p = usb_get_serial_port_data(port); - kfree(garmin_data_p); + return 0; } @@ -1466,9 +1457,8 @@ static struct usb_serial_driver garmin_device = { .close = garmin_close, .throttle = garmin_throttle, .unthrottle = garmin_unthrottle, - .attach = garmin_attach, - .disconnect = garmin_disconnect, - .release = garmin_release, + .port_probe = garmin_port_probe, + .port_remove = garmin_port_remove, .write = garmin_write, .write_room = garmin_write_room, .write_bulk_callback = garmin_write_bulk_callback, diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index 8e6faaf3580c..5acc0d13864a 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -225,6 +225,8 @@ static int edge_get_icount(struct tty_struct *tty, static int edge_startup(struct usb_serial *serial); static void edge_disconnect(struct usb_serial *serial); static void edge_release(struct usb_serial *serial); +static int edge_port_probe(struct usb_serial_port *port); +static int edge_port_remove(struct usb_serial_port *port); #include "io_tables.h" /* all of the devices that this driver supports */ @@ -2875,10 +2877,9 @@ static void load_application_firmware(struct edgeport_serial *edge_serial) static int edge_startup(struct usb_serial *serial) { struct edgeport_serial *edge_serial; - struct edgeport_port *edge_port; struct usb_device *dev; struct device *ddev = &serial->dev->dev; - int i, j; + int i; int response; bool interrupt_in_found; bool bulk_in_found; @@ -2961,25 +2962,6 @@ static int edge_startup(struct usb_serial *serial) /* we set up the pointers to the endpoints in the edge_open function, * as the structures aren't created yet. */ - /* set up our port private structures */ - for (i = 0; i < serial->num_ports; ++i) { - edge_port = kzalloc(sizeof(struct edgeport_port), GFP_KERNEL); - if (edge_port == NULL) { - dev_err(ddev, "%s - Out of memory\n", __func__); - for (j = 0; j < i; ++j) { - kfree(usb_get_serial_port_data(serial->port[j])); - usb_set_serial_port_data(serial->port[j], - NULL); - } - usb_set_serial_data(serial, NULL); - kfree(edge_serial); - return -ENOMEM; - } - spin_lock_init(&edge_port->ep_lock); - edge_port->port = serial->port[i]; - usb_set_serial_port_data(serial->port[i], edge_port); - } - response = 0; if (edge_serial->is_epic) { @@ -3120,14 +3102,36 @@ static void edge_disconnect(struct usb_serial *serial) static void edge_release(struct usb_serial *serial) { struct edgeport_serial *edge_serial = usb_get_serial_data(serial); - int i; - - for (i = 0; i < serial->num_ports; ++i) - kfree(usb_get_serial_port_data(serial->port[i])); kfree(edge_serial); } +static int edge_port_probe(struct usb_serial_port *port) +{ + struct edgeport_port *edge_port; + + edge_port = kzalloc(sizeof(*edge_port), GFP_KERNEL); + if (!edge_port) + return -ENOMEM; + + spin_lock_init(&edge_port->ep_lock); + edge_port->port = port; + + usb_set_serial_port_data(port, edge_port); + + return 0; +} + +static int edge_port_remove(struct usb_serial_port *port) +{ + struct edgeport_port *edge_port; + + edge_port = usb_get_serial_port_data(port); + kfree(edge_port); + + return 0; +} + module_usb_serial_driver(serial_drivers, id_table_combined); MODULE_AUTHOR(DRIVER_AUTHOR); diff --git a/drivers/usb/serial/io_tables.h b/drivers/usb/serial/io_tables.h index 350afddb55ba..1511dd0ad324 100644 --- a/drivers/usb/serial/io_tables.h +++ b/drivers/usb/serial/io_tables.h @@ -110,6 +110,8 @@ static struct usb_serial_driver edgeport_2port_device = { .attach = edge_startup, .disconnect = edge_disconnect, .release = edge_release, + .port_probe = edge_port_probe, + .port_remove = edge_port_remove, .ioctl = edge_ioctl, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, @@ -139,6 +141,8 @@ static struct usb_serial_driver edgeport_4port_device = { .attach = edge_startup, .disconnect = edge_disconnect, .release = edge_release, + .port_probe = edge_port_probe, + .port_remove = edge_port_remove, .ioctl = edge_ioctl, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, @@ -168,6 +172,8 @@ static struct usb_serial_driver edgeport_8port_device = { .attach = edge_startup, .disconnect = edge_disconnect, .release = edge_release, + .port_probe = edge_port_probe, + .port_remove = edge_port_remove, .ioctl = edge_ioctl, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, @@ -197,6 +203,8 @@ static struct usb_serial_driver epic_device = { .attach = edge_startup, .disconnect = edge_disconnect, .release = edge_release, + .port_probe = edge_port_probe, + .port_remove = edge_port_remove, .ioctl = edge_ioctl, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index a2209cd45093..60023c2d2a31 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -2532,12 +2532,7 @@ static void edge_break(struct tty_struct *tty, int break_state) static int edge_startup(struct usb_serial *serial) { struct edgeport_serial *edge_serial; - struct edgeport_port *edge_port; - struct usb_device *dev; int status; - int i; - - dev = serial->dev; /* create our private serial structure */ edge_serial = kzalloc(sizeof(struct edgeport_serial), GFP_KERNEL); @@ -2555,40 +2550,7 @@ static int edge_startup(struct usb_serial *serial) return status; } - /* set up our port private structures */ - for (i = 0; i < serial->num_ports; ++i) { - edge_port = kzalloc(sizeof(struct edgeport_port), GFP_KERNEL); - if (edge_port == NULL) { - dev_err(&serial->dev->dev, "%s - Out of memory\n", - __func__); - goto cleanup; - } - spin_lock_init(&edge_port->ep_lock); - if (kfifo_alloc(&edge_port->write_fifo, EDGE_OUT_BUF_SIZE, - GFP_KERNEL)) { - dev_err(&serial->dev->dev, "%s - Out of memory\n", - __func__); - kfree(edge_port); - goto cleanup; - } - edge_port->port = serial->port[i]; - edge_port->edge_serial = edge_serial; - usb_set_serial_port_data(serial->port[i], edge_port); - edge_port->bUartMode = default_uart_mode; - } - return 0; - -cleanup: - for (--i; i >= 0; --i) { - edge_port = usb_get_serial_port_data(serial->port[i]); - kfifo_free(&edge_port->write_fifo); - kfree(edge_port); - usb_set_serial_port_data(serial->port[i], NULL); - } - kfree(edge_serial); - usb_set_serial_data(serial, NULL); - return -ENOMEM; } static void edge_disconnect(struct usb_serial *serial) @@ -2597,17 +2559,54 @@ static void edge_disconnect(struct usb_serial *serial) static void edge_release(struct usb_serial *serial) { - int i; + kfree(usb_get_serial_data(serial)); +} + +static int edge_port_probe(struct usb_serial_port *port) +{ struct edgeport_port *edge_port; + int ret; - for (i = 0; i < serial->num_ports; ++i) { - edge_port = usb_get_serial_port_data(serial->port[i]); + edge_port = kzalloc(sizeof(*edge_port), GFP_KERNEL); + if (!edge_port) + return -ENOMEM; + + ret = kfifo_alloc(&edge_port->write_fifo, EDGE_OUT_BUF_SIZE, + GFP_KERNEL); + if (ret) { + kfree(edge_port); + return -ENOMEM; + } + + spin_lock_init(&edge_port->ep_lock); + edge_port->port = port; + edge_port->edge_serial = usb_get_serial_data(port->serial); + edge_port->bUartMode = default_uart_mode; + + usb_set_serial_port_data(port, edge_port); + + ret = edge_create_sysfs_attrs(port); + if (ret) { kfifo_free(&edge_port->write_fifo); kfree(edge_port); + return ret; } - kfree(usb_get_serial_data(serial)); + + return 0; } +static int edge_port_remove(struct usb_serial_port *port) +{ + struct edgeport_port *edge_port; + + edge_port = usb_get_serial_port_data(port); + + edge_remove_sysfs_attrs(port); + kfifo_free(&edge_port->write_fifo); + kfree(edge_port); + + return 0; +} /* Sysfs Attributes */ @@ -2667,8 +2666,8 @@ static struct usb_serial_driver edgeport_1port_device = { .attach = edge_startup, .disconnect = edge_disconnect, .release = edge_release, - .port_probe = edge_create_sysfs_attrs, - .port_remove = edge_remove_sysfs_attrs, + .port_probe = edge_port_probe, + .port_remove = edge_port_remove, .ioctl = edge_ioctl, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, @@ -2698,8 +2697,8 @@ static struct usb_serial_driver edgeport_2port_device = { .attach = edge_startup, .disconnect = edge_disconnect, .release = edge_release, - .port_probe = edge_create_sysfs_attrs, - .port_remove = edge_remove_sysfs_attrs, + .port_probe = edge_port_probe, + .port_remove = edge_port_remove, .ioctl = edge_ioctl, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c index 20a132ec39e2..4264821a3b34 100644 --- a/drivers/usb/serial/ipw.c +++ b/drivers/usb/serial/ipw.c @@ -203,8 +203,7 @@ static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port) return 0; } -/* fake probe - only to allocate data structures */ -static int ipw_probe(struct usb_serial *serial, const struct usb_device_id *id) +static int ipw_attach(struct usb_serial *serial) { struct usb_wwan_intf_private *data; @@ -303,9 +302,9 @@ static struct usb_serial_driver ipw_device = { .num_ports = 1, .open = ipw_open, .close = ipw_close, - .probe = ipw_probe, - .attach = usb_wwan_startup, + .attach = ipw_attach, .release = ipw_release, + .port_probe = usb_wwan_port_probe, .port_remove = usb_wwan_port_remove, .dtr_rts = ipw_dtr_rts, .write = usb_wwan_write, diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c index 01da3ea36e89..cd5533e81de7 100644 --- a/drivers/usb/serial/iuu_phoenix.c +++ b/drivers/usb/serial/iuu_phoenix.c @@ -53,6 +53,8 @@ static int iuu_cardout; static bool xmas; static int vcc_default = 5; +static int iuu_create_sysfs_attrs(struct usb_serial_port *port); +static int iuu_remove_sysfs_attrs(struct usb_serial_port *port); static void read_rxcmd_callback(struct urb *urb); struct iuu_private { @@ -72,63 +74,55 @@ struct iuu_private { u32 clk; }; - -static void iuu_free_buf(struct iuu_private *priv) -{ - kfree(priv->buf); - kfree(priv->writebuf); -} - -static int iuu_alloc_buf(struct usb_serial *serial, struct iuu_private *priv) -{ - priv->buf = kzalloc(256, GFP_KERNEL); - priv->writebuf = kzalloc(256, GFP_KERNEL); - if (!priv->buf || !priv->writebuf) { - iuu_free_buf(priv); - dev_dbg(&serial->dev->dev, "%s problem allocation buffer\n", __func__); - return -ENOMEM; - } - dev_dbg(&serial->dev->dev, "%s - Privates buffers allocation success\n", __func__); - return 0; -} - -static int iuu_startup(struct usb_serial *serial) +static int iuu_port_probe(struct usb_serial_port *port) { struct iuu_private *priv; + int ret; priv = kzalloc(sizeof(struct iuu_private), GFP_KERNEL); - dev_dbg(&serial->dev->dev, "%s- priv allocation success\n", __func__); if (!priv) return -ENOMEM; - if (iuu_alloc_buf(serial, priv)) { + + priv->buf = kzalloc(256, GFP_KERNEL); + if (!priv->buf) { + kfree(priv); + return -ENOMEM; + } + + priv->writebuf = kzalloc(256, GFP_KERNEL); + if (!priv->writebuf) { + kfree(priv->buf); kfree(priv); return -ENOMEM; } + priv->vcc = vcc_default; spin_lock_init(&priv->lock); init_waitqueue_head(&priv->delta_msr_wait); - usb_set_serial_port_data(serial->port[0], priv); + + usb_set_serial_port_data(port, priv); + + ret = iuu_create_sysfs_attrs(port); + if (ret) { + kfree(priv->writebuf); + kfree(priv->buf); + kfree(priv); + return ret; + } + return 0; } -/* Release function */ -static void iuu_release(struct usb_serial *serial) +static int iuu_port_remove(struct usb_serial_port *port) { - struct usb_serial_port *port = serial->port[0]; struct iuu_private *priv = usb_get_serial_port_data(port); - if (!port) - return; - if (priv) { - iuu_free_buf(priv); - dev_dbg(&port->dev, "%s - I will free all\n", __func__); - usb_set_serial_port_data(port, NULL); - - dev_dbg(&port->dev, "%s - priv is not anymore in port structure\n", __func__); - kfree(priv); + iuu_remove_sysfs_attrs(port); + kfree(priv->writebuf); + kfree(priv->buf); + kfree(priv); - dev_dbg(&port->dev, "%s priv is now kfree\n", __func__); - } + return 0; } static int iuu_tiocmset(struct tty_struct *tty, @@ -1215,8 +1209,6 @@ static struct usb_serial_driver iuu_device = { .num_ports = 1, .bulk_in_size = 512, .bulk_out_size = 512, - .port_probe = iuu_create_sysfs_attrs, - .port_remove = iuu_remove_sysfs_attrs, .open = iuu_open, .close = iuu_close, .write = iuu_uart_write, @@ -1225,8 +1217,8 @@ static struct usb_serial_driver iuu_device = { .tiocmset = iuu_tiocmset, .set_termios = iuu_set_termios, .init_termios = iuu_init_termios, - .attach = iuu_startup, - .release = iuu_release, + .port_probe = iuu_port_probe, + .port_remove = iuu_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 29c943d737d0..7179b0c5f814 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -1374,13 +1374,9 @@ static struct callbacks { data in device_details */ static void keyspan_setup_urbs(struct usb_serial *serial) { - int i, j; struct keyspan_serial_private *s_priv; const struct keyspan_device_details *d_details; - struct usb_serial_port *port; - struct keyspan_port_private *p_priv; struct callbacks *cback; - int endp; s_priv = usb_get_serial_data(serial); d_details = s_priv->device_details; @@ -1404,45 +1400,6 @@ static void keyspan_setup_urbs(struct usb_serial *serial) (serial, d_details->glocont_endpoint, USB_DIR_OUT, serial, s_priv->glocont_buf, GLOCONT_BUFLEN, cback->glocont_callback); - - /* Setup endpoints for each port specific thing */ - for (i = 0; i < d_details->num_ports; i++) { - port = serial->port[i]; - p_priv = usb_get_serial_port_data(port); - - /* Do indat endpoints first, once for each flip */ - endp = d_details->indat_endpoints[i]; - for (j = 0; j <= d_details->indat_endp_flip; ++j, ++endp) { - p_priv->in_urbs[j] = keyspan_setup_urb - (serial, endp, USB_DIR_IN, port, - p_priv->in_buffer[j], 64, - cback->indat_callback); - } - for (; j < 2; ++j) - p_priv->in_urbs[j] = NULL; - - /* outdat endpoints also have flip */ - endp = d_details->outdat_endpoints[i]; - for (j = 0; j <= d_details->outdat_endp_flip; ++j, ++endp) { - p_priv->out_urbs[j] = keyspan_setup_urb - (serial, endp, USB_DIR_OUT, port, - p_priv->out_buffer[j], 64, - cback->outdat_callback); - } - for (; j < 2; ++j) - p_priv->out_urbs[j] = NULL; - - /* inack endpoint */ - p_priv->inack_urb = keyspan_setup_urb - (serial, d_details->inack_endpoints[i], USB_DIR_IN, - port, p_priv->inack_buffer, 1, cback->inack_callback); - - /* outcont endpoint */ - p_priv->outcont_urb = keyspan_setup_urb - (serial, d_details->outcont_endpoints[i], USB_DIR_OUT, - port, p_priv->outcont_buffer, 64, - cback->outcont_callback); - } } /* usa19 function doesn't require prescaler */ @@ -2407,9 +2364,7 @@ static void keyspan_send_setup(struct usb_serial_port *port, int reset_port) static int keyspan_startup(struct usb_serial *serial) { int i, err; - struct usb_serial_port *port; struct keyspan_serial_private *s_priv; - struct keyspan_port_private *p_priv; const struct keyspan_device_details *d_details; for (i = 0; (d_details = keyspan_devices[i]) != NULL; ++i) @@ -2432,19 +2387,6 @@ static int keyspan_startup(struct usb_serial *serial) s_priv->device_details = d_details; usb_set_serial_data(serial, s_priv); - /* Now setup per port private data */ - for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - p_priv = kzalloc(sizeof(struct keyspan_port_private), - GFP_KERNEL); - if (!p_priv) { - dev_dbg(&port->dev, "%s - kmalloc for keyspan_port_private (%d) failed!.\n", __func__, i); - return 1; - } - p_priv->device_details = d_details; - usb_set_serial_port_data(port, p_priv); - } - keyspan_setup_urbs(serial); if (s_priv->instat_urb != NULL) { @@ -2463,59 +2405,112 @@ static int keyspan_startup(struct usb_serial *serial) static void keyspan_disconnect(struct usb_serial *serial) { - int i, j; - struct usb_serial_port *port; - struct keyspan_serial_private *s_priv; - struct keyspan_port_private *p_priv; + struct keyspan_serial_private *s_priv; s_priv = usb_get_serial_data(serial); - /* Stop reading/writing urbs */ stop_urb(s_priv->instat_urb); stop_urb(s_priv->glocont_urb); stop_urb(s_priv->indat_urb); - for (i = 0; i < serial->num_ports; ++i) { - port = serial->port[i]; - p_priv = usb_get_serial_port_data(port); - stop_urb(p_priv->inack_urb); - stop_urb(p_priv->outcont_urb); - for (j = 0; j < 2; j++) { - stop_urb(p_priv->in_urbs[j]); - stop_urb(p_priv->out_urbs[j]); - } - } +} + +static void keyspan_release(struct usb_serial *serial) +{ + struct keyspan_serial_private *s_priv; + + s_priv = usb_get_serial_data(serial); - /* Now free them */ usb_free_urb(s_priv->instat_urb); usb_free_urb(s_priv->indat_urb); usb_free_urb(s_priv->glocont_urb); - for (i = 0; i < serial->num_ports; ++i) { - port = serial->port[i]; - p_priv = usb_get_serial_port_data(port); - usb_free_urb(p_priv->inack_urb); - usb_free_urb(p_priv->outcont_urb); - for (j = 0; j < 2; j++) { - usb_free_urb(p_priv->in_urbs[j]); - usb_free_urb(p_priv->out_urbs[j]); - } - } + + kfree(s_priv); } -static void keyspan_release(struct usb_serial *serial) +static int keyspan_port_probe(struct usb_serial_port *port) { - int i; - struct usb_serial_port *port; - struct keyspan_serial_private *s_priv; + struct usb_serial *serial = port->serial; + struct keyspan_port_private *s_priv; + struct keyspan_port_private *p_priv; + const struct keyspan_device_details *d_details; + struct callbacks *cback; + int endp; + int port_num; + int i; s_priv = usb_get_serial_data(serial); + d_details = s_priv->device_details; - kfree(s_priv); + p_priv = kzalloc(sizeof(*p_priv), GFP_KERNEL); + if (!p_priv) + return -ENOMEM; - /* Now free per port private data */ - for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - kfree(usb_get_serial_port_data(port)); + s_priv = usb_get_serial_data(port->serial); + p_priv->device_details = d_details; + + /* Setup values for the various callback routines */ + cback = &keyspan_callbacks[d_details->msg_format]; + + port_num = port->number - port->serial->minor; + + /* Do indat endpoints first, once for each flip */ + endp = d_details->indat_endpoints[port_num]; + for (i = 0; i <= d_details->indat_endp_flip; ++i, ++endp) { + p_priv->in_urbs[i] = keyspan_setup_urb(serial, endp, + USB_DIR_IN, port, + p_priv->in_buffer[i], 64, + cback->indat_callback); + } + /* outdat endpoints also have flip */ + endp = d_details->outdat_endpoints[port_num]; + for (i = 0; i <= d_details->outdat_endp_flip; ++i, ++endp) { + p_priv->out_urbs[i] = keyspan_setup_urb(serial, endp, + USB_DIR_OUT, port, + p_priv->out_buffer[i], 64, + cback->outdat_callback); + } + /* inack endpoint */ + p_priv->inack_urb = keyspan_setup_urb(serial, + d_details->inack_endpoints[port_num], + USB_DIR_IN, port, + p_priv->inack_buffer, 1, + cback->inack_callback); + /* outcont endpoint */ + p_priv->outcont_urb = keyspan_setup_urb(serial, + d_details->outcont_endpoints[port_num], + USB_DIR_OUT, port, + p_priv->outcont_buffer, 64, + cback->outcont_callback); + + usb_set_serial_port_data(port, p_priv); + + return 0; +} + +static int keyspan_port_remove(struct usb_serial_port *port) +{ + struct keyspan_port_private *p_priv; + int i; + + p_priv = usb_get_serial_port_data(port); + + stop_urb(p_priv->inack_urb); + stop_urb(p_priv->outcont_urb); + for (i = 0; i < 2; i++) { + stop_urb(p_priv->in_urbs[i]); + stop_urb(p_priv->out_urbs[i]); + } + + usb_free_urb(p_priv->inack_urb); + usb_free_urb(p_priv->outcont_urb); + for (i = 0; i < 2; i++) { + usb_free_urb(p_priv->in_urbs[i]); + usb_free_urb(p_priv->out_urbs[i]); } + + kfree(p_priv); + + return 0; } MODULE_AUTHOR(DRIVER_AUTHOR); diff --git a/drivers/usb/serial/keyspan.h b/drivers/usb/serial/keyspan.h index 0a8a40b5711e..0273dda303a4 100644 --- a/drivers/usb/serial/keyspan.h +++ b/drivers/usb/serial/keyspan.h @@ -42,6 +42,8 @@ static void keyspan_dtr_rts (struct usb_serial_port *port, int on); static int keyspan_startup (struct usb_serial *serial); static void keyspan_disconnect (struct usb_serial *serial); static void keyspan_release (struct usb_serial *serial); +static int keyspan_port_probe(struct usb_serial_port *port); +static int keyspan_port_remove(struct usb_serial_port *port); static int keyspan_write_room (struct tty_struct *tty); static int keyspan_write (struct tty_struct *tty, @@ -567,6 +569,8 @@ static struct usb_serial_driver keyspan_1port_device = { .attach = keyspan_startup, .disconnect = keyspan_disconnect, .release = keyspan_release, + .port_probe = keyspan_port_probe, + .port_remove = keyspan_port_remove, }; static struct usb_serial_driver keyspan_2port_device = { @@ -589,6 +593,8 @@ static struct usb_serial_driver keyspan_2port_device = { .attach = keyspan_startup, .disconnect = keyspan_disconnect, .release = keyspan_release, + .port_probe = keyspan_port_probe, + .port_remove = keyspan_port_remove, }; static struct usb_serial_driver keyspan_4port_device = { @@ -611,6 +617,8 @@ static struct usb_serial_driver keyspan_4port_device = { .attach = keyspan_startup, .disconnect = keyspan_disconnect, .release = keyspan_release, + .port_probe = keyspan_port_probe, + .port_remove = keyspan_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index ca43ecb4a2bd..bb87e29c4ac2 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -713,29 +713,33 @@ MODULE_FIRMWARE("keyspan_pda/keyspan_pda.fw"); MODULE_FIRMWARE("keyspan_pda/xircom_pgs.fw"); #endif -static int keyspan_pda_startup(struct usb_serial *serial) +static int keyspan_pda_port_probe(struct usb_serial_port *port) { struct keyspan_pda_private *priv; - /* allocate the private data structures for all ports. Well, for all - one ports. */ - priv = kmalloc(sizeof(struct keyspan_pda_private), GFP_KERNEL); if (!priv) - return 1; /* error */ - usb_set_serial_port_data(serial->port[0], priv); - init_waitqueue_head(&serial->port[0]->write_wait); + return -ENOMEM; + INIT_WORK(&priv->wakeup_work, keyspan_pda_wakeup_write); INIT_WORK(&priv->unthrottle_work, keyspan_pda_request_unthrottle); - priv->serial = serial; - priv->port = serial->port[0]; + priv->serial = port->serial; + priv->port = port; + + usb_set_serial_port_data(port, priv); + return 0; } -static void keyspan_pda_release(struct usb_serial *serial) +static int keyspan_pda_port_remove(struct usb_serial_port *port) { - kfree(usb_get_serial_port_data(serial->port[0])); + struct keyspan_pda_private *priv; + + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } #ifdef KEYSPAN @@ -786,8 +790,8 @@ static struct usb_serial_driver keyspan_pda_device = { .break_ctl = keyspan_pda_break_ctl, .tiocmget = keyspan_pda_tiocmget, .tiocmset = keyspan_pda_tiocmset, - .attach = keyspan_pda_startup, - .release = keyspan_pda_release, + .port_probe = keyspan_pda_port_probe, + .port_remove = keyspan_pda_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c index 3f6d7376c02d..1f4517864cd2 100644 --- a/drivers/usb/serial/kl5kusb105.c +++ b/drivers/usb/serial/kl5kusb105.c @@ -60,8 +60,8 @@ /* * Function prototypes */ -static int klsi_105_startup(struct usb_serial *serial); -static void klsi_105_release(struct usb_serial *serial); +static int klsi_105_port_probe(struct usb_serial_port *port); +static int klsi_105_port_remove(struct usb_serial_port *port); static int klsi_105_open(struct tty_struct *tty, struct usb_serial_port *port); static void klsi_105_close(struct usb_serial_port *port); static void klsi_105_set_termios(struct tty_struct *tty, @@ -99,8 +99,8 @@ static struct usb_serial_driver kl5kusb105d_device = { /*.break_ctl = klsi_105_break_ctl,*/ .tiocmget = klsi_105_tiocmget, .tiocmset = klsi_105_tiocmset, - .attach = klsi_105_startup, - .release = klsi_105_release, + .port_probe = klsi_105_port_probe, + .port_remove = klsi_105_port_remove, .throttle = usb_serial_generic_throttle, .unthrottle = usb_serial_generic_unthrottle, .process_read_urb = klsi_105_process_read_urb, @@ -223,60 +223,40 @@ static int klsi_105_get_line_state(struct usb_serial_port *port, * Driver's tty interface functions */ -static int klsi_105_startup(struct usb_serial *serial) +static int klsi_105_port_probe(struct usb_serial_port *port) { struct klsi_105_private *priv; - int i; - /* check if we support the product id (see keyspan.c) - * FIXME - */ + priv = kmalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; - /* allocate the private data structure */ - for (i = 0; i < serial->num_ports; i++) { - priv = kmalloc(sizeof(struct klsi_105_private), - GFP_KERNEL); - if (!priv) { - dev_dbg(&serial->interface->dev, - "%s - kmalloc for klsi_105_private failed.\n", - __func__); - i--; - goto err_cleanup; - } - /* set initial values for control structures */ - priv->cfg.pktlen = 5; - priv->cfg.baudrate = kl5kusb105a_sio_b9600; - priv->cfg.databits = kl5kusb105a_dtb_8; - priv->cfg.unknown1 = 0; - priv->cfg.unknown2 = 1; + /* set initial values for control structures */ + priv->cfg.pktlen = 5; + priv->cfg.baudrate = kl5kusb105a_sio_b9600; + priv->cfg.databits = kl5kusb105a_dtb_8; + priv->cfg.unknown1 = 0; + priv->cfg.unknown2 = 1; - priv->line_state = 0; + priv->line_state = 0; - usb_set_serial_port_data(serial->port[i], priv); + spin_lock_init(&priv->lock); - spin_lock_init(&priv->lock); + /* priv->termios is left uninitialized until port opening */ - /* priv->termios is left uninitialized until port opening */ - init_waitqueue_head(&serial->port[i]->write_wait); - } + usb_set_serial_port_data(port, priv); return 0; - -err_cleanup: - for (; i >= 0; i--) { - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - usb_set_serial_port_data(serial->port[i], NULL); - } - return -ENOMEM; } -static void klsi_105_release(struct usb_serial *serial) +static int klsi_105_port_remove(struct usb_serial_port *port) { - int i; + struct klsi_105_private *priv; + + priv = usb_get_serial_port_data(port); + kfree(priv); - for (i = 0; i < serial->num_ports; ++i) - kfree(usb_get_serial_port_data(serial->port[i])); + return 0; } static int klsi_105_open(struct tty_struct *tty, struct usb_serial_port *port) diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index 5c4d2fbd4e11..c9ca7a5b12e0 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -54,8 +54,8 @@ /* Function prototypes */ -static int kobil_startup(struct usb_serial *serial); -static void kobil_release(struct usb_serial *serial); +static int kobil_port_probe(struct usb_serial_port *probe); +static int kobil_port_remove(struct usb_serial_port *probe); static int kobil_open(struct tty_struct *tty, struct usb_serial_port *port); static void kobil_close(struct usb_serial_port *port); static int kobil_write(struct tty_struct *tty, struct usb_serial_port *port, @@ -89,8 +89,8 @@ static struct usb_serial_driver kobil_device = { .description = "KOBIL USB smart card terminal", .id_table = id_table, .num_ports = 1, - .attach = kobil_startup, - .release = kobil_release, + .port_probe = kobil_port_probe, + .port_remove = kobil_port_remove, .ioctl = kobil_ioctl, .set_termios = kobil_set_termios, .init_termios = kobil_init_termios, @@ -117,9 +117,10 @@ struct kobil_private { }; -static int kobil_startup(struct usb_serial *serial) +static int kobil_port_probe(struct usb_serial_port *port) { int i; + struct usb_serial *serial = port->serial; struct kobil_private *priv; struct usb_device *pdev; struct usb_host_config *actconfig; @@ -149,7 +150,7 @@ static int kobil_startup(struct usb_serial *serial) dev_dbg(&serial->dev->dev, "KOBIL KAAN SIM detected\n"); break; } - usb_set_serial_port_data(serial->port[0], priv); + usb_set_serial_port_data(port, priv); /* search for the necessary endpoints */ pdev = serial->dev; @@ -179,12 +180,14 @@ static int kobil_startup(struct usb_serial *serial) } -static void kobil_release(struct usb_serial *serial) +static int kobil_port_remove(struct usb_serial_port *port) { - int i; + struct kobil_private *priv; - for (i = 0; i < serial->num_ports; ++i) - kfree(usb_get_serial_port_data(serial->port[i])); + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } static void kobil_init_termios(struct tty_struct *tty) diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index f3947712e137..8a2081004107 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -49,7 +49,8 @@ * Function prototypes */ static int mct_u232_startup(struct usb_serial *serial); -static void mct_u232_release(struct usb_serial *serial); +static int mct_u232_port_probe(struct usb_serial_port *port); +static int mct_u232_port_remove(struct usb_serial_port *remove); static int mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port); static void mct_u232_close(struct usb_serial_port *port); static void mct_u232_dtr_rts(struct usb_serial_port *port, int on); @@ -99,7 +100,8 @@ static struct usb_serial_driver mct_u232_device = { .tiocmget = mct_u232_tiocmget, .tiocmset = mct_u232_tiocmset, .attach = mct_u232_startup, - .release = mct_u232_release, + .port_probe = mct_u232_port_probe, + .port_remove = mct_u232_port_remove, .ioctl = mct_u232_ioctl, .get_icount = mct_u232_get_icount, }; @@ -388,18 +390,8 @@ static void mct_u232_msr_to_state(struct usb_serial_port *port, static int mct_u232_startup(struct usb_serial *serial) { - struct mct_u232_private *priv; struct usb_serial_port *port, *rport; - priv = kzalloc(sizeof(struct mct_u232_private), GFP_KERNEL); - if (!priv) - return -ENOMEM; - spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->msr_wait); - usb_set_serial_port_data(serial->port[0], priv); - - init_waitqueue_head(&serial->port[0]->write_wait); - /* Puh, that's dirty */ port = serial->port[0]; rport = serial->port[1]; @@ -412,18 +404,31 @@ static int mct_u232_startup(struct usb_serial *serial) return 0; } /* mct_u232_startup */ +static int mct_u232_port_probe(struct usb_serial_port *port) +{ + struct mct_u232_private *priv; + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->msr_wait); + + usb_set_serial_port_data(port, priv); -static void mct_u232_release(struct usb_serial *serial) + return 0; +} + +static int mct_u232_port_remove(struct usb_serial_port *port) { struct mct_u232_private *priv; - int i; - for (i = 0; i < serial->num_ports; ++i) { - /* My special items, the standard routines free my urbs */ - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - } -} /* mct_u232_release */ + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; +} static int mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port) { @@ -515,12 +520,14 @@ static void mct_u232_dtr_rts(struct usb_serial_port *port, int on) static void mct_u232_close(struct usb_serial_port *port) { - if (port->serial->dev) { - /* shutdown our urbs */ - usb_kill_urb(port->write_urb); - usb_kill_urb(port->read_urb); - usb_kill_urb(port->interrupt_in_urb); - } + /* + * Must kill the read urb as it is actually an interrupt urb, which + * generic close thus fails to kill. + */ + usb_kill_urb(port->read_urb); + usb_kill_urb(port->interrupt_in_urb); + + usb_serial_generic_close(port); } /* mct_u232_close */ diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c index 0b257ddffbdb..6f29c74eb769 100644 --- a/drivers/usb/serial/metro-usb.c +++ b/drivers/usb/serial/metro-usb.c @@ -179,16 +179,13 @@ static void metrousb_cleanup(struct usb_serial_port *port) { dev_dbg(&port->dev, "%s\n", __func__); - if (port->serial->dev) { - /* Shutdown any interrupt in urbs. */ - if (port->interrupt_in_urb) { - usb_unlink_urb(port->interrupt_in_urb); - usb_kill_urb(port->interrupt_in_urb); - } - - /* Send deactivate cmd to device */ + usb_unlink_urb(port->interrupt_in_urb); + usb_kill_urb(port->interrupt_in_urb); + + mutex_lock(&port->serial->disc_mutex); + if (!port->serial->disconnected) metrousb_send_unidirectional_cmd(UNI_CMD_CLOSE, port); - } + mutex_unlock(&port->serial->disc_mutex); } static int metrousb_open(struct tty_struct *tty, struct usb_serial_port *port) @@ -271,51 +268,27 @@ static int metrousb_set_modem_ctrl(struct usb_serial *serial, unsigned int contr return retval; } -static void metrousb_shutdown(struct usb_serial *serial) +static int metrousb_port_probe(struct usb_serial_port *port) { - int i = 0; + struct metrousb_private *metro_priv; - dev_dbg(&serial->dev->dev, "%s\n", __func__); + metro_priv = kzalloc(sizeof(*metro_priv), GFP_KERNEL); + if (!metro_priv) + return -ENOMEM; - /* Stop reading and writing on all ports. */ - for (i = 0; i < serial->num_ports; ++i) { - /* Close any open urbs. */ - metrousb_cleanup(serial->port[i]); + spin_lock_init(&metro_priv->lock); - /* Free memory. */ - kfree(usb_get_serial_port_data(serial->port[i])); - usb_set_serial_port_data(serial->port[i], NULL); + usb_set_serial_port_data(port, metro_priv); - dev_dbg(&serial->dev->dev, "%s - freed port number=%d\n", - __func__, serial->port[i]->number); - } + return 0; } -static int metrousb_startup(struct usb_serial *serial) +static int metrousb_port_remove(struct usb_serial_port *port) { struct metrousb_private *metro_priv; - struct usb_serial_port *port; - int i = 0; - dev_dbg(&serial->dev->dev, "%s\n", __func__); - - /* Loop through the serial ports setting up the private structures. - * Currently we only use one port. */ - for (i = 0; i < serial->num_ports; ++i) { - port = serial->port[i]; - - /* Declare memory. */ - metro_priv = kzalloc(sizeof(struct metrousb_private), GFP_KERNEL); - if (!metro_priv) - return -ENOMEM; - - /* Initialize memory. */ - spin_lock_init(&metro_priv->lock); - usb_set_serial_port_data(port, metro_priv); - - dev_dbg(&serial->dev->dev, "%s - port number=%d\n ", - __func__, port->number); - } + metro_priv = usb_get_serial_port_data(port); + kfree(metro_priv); return 0; } @@ -414,8 +387,8 @@ static struct usb_serial_driver metrousb_device = { .close = metrousb_cleanup, .read_int_callback = metrousb_read_int_callback, .write_int_callback = metrousb_write_int_callback, - .attach = metrousb_startup, - .release = metrousb_shutdown, + .port_probe = metrousb_port_probe, + .port_remove = metrousb_port_remove, .throttle = metrousb_throttle, .unthrottle = metrousb_unthrottle, .tiocmget = metrousb_tiocmget, diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index 1bf1ad066666..75267421aad8 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -1966,9 +1966,7 @@ static int mos7720_ioctl(struct tty_struct *tty, static int mos7720_startup(struct usb_serial *serial) { - struct moschip_port *mos7720_port; struct usb_device *dev; - int i; char data; u16 product; int ret_val; @@ -1999,29 +1997,6 @@ static int mos7720_startup(struct usb_serial *serial) serial->port[1]->interrupt_in_buffer = NULL; } - - /* set up serial port private structures */ - for (i = 0; i < serial->num_ports; ++i) { - mos7720_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL); - if (mos7720_port == NULL) { - dev_err(&dev->dev, "%s - Out of memory\n", __func__); - return -ENOMEM; - } - - /* Initialize all port interrupt end point to port 0 int - * endpoint. Our device has only one interrupt endpoint - * common to all ports */ - serial->port[i]->interrupt_in_endpointAddress = - serial->port[0]->interrupt_in_endpointAddress; - - mos7720_port->port = serial->port[i]; - usb_set_serial_port_data(serial->port[i], mos7720_port); - - dev_dbg(&dev->dev, "port number is %d\n", serial->port[i]->number); - dev_dbg(&dev->dev, "serial number is %d\n", serial->minor); - } - - /* setting configuration feature to one */ usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), (__u8)0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5*HZ); @@ -2049,8 +2024,6 @@ static int mos7720_startup(struct usb_serial *serial) static void mos7720_release(struct usb_serial *serial) { - int i; - #ifdef CONFIG_USB_SERIAL_MOS7715_PARPORT /* close the parallel port */ @@ -2089,9 +2062,36 @@ static void mos7720_release(struct usb_serial *serial) kref_put(&mos_parport->ref_count, destroy_mos_parport); } #endif - /* free private structure allocated for serial port */ - for (i = 0; i < serial->num_ports; ++i) - kfree(usb_get_serial_port_data(serial->port[i])); +} + +static int mos7720_port_probe(struct usb_serial_port *port) +{ + struct moschip_port *mos7720_port; + + mos7720_port = kzalloc(sizeof(*mos7720_port), GFP_KERNEL); + if (!mos7720_port) + return -ENOMEM; + + /* Initialize all port interrupt end point to port 0 int endpoint. + * Our device has only one interrupt endpoint common to all ports. + */ + port->interrupt_in_endpointAddress = + port->serial->port[0]->interrupt_in_endpointAddress; + mos7720_port->port = port; + + usb_set_serial_port_data(port, mos7720_port); + + return 0; +} + +static int mos7720_port_remove(struct usb_serial_port *port) +{ + struct moschip_port *mos7720_port; + + mos7720_port = usb_get_serial_port_data(port); + kfree(mos7720_port); + + return 0; } static struct usb_serial_driver moschip7720_2port_driver = { @@ -2109,6 +2109,8 @@ static struct usb_serial_driver moschip7720_2port_driver = { .probe = mos77xx_probe, .attach = mos7720_startup, .release = mos7720_release, + .port_probe = mos7720_port_probe, + .port_remove = mos7720_port_remove, .ioctl = mos7720_ioctl, .tiocmget = mos7720_tiocmget, .tiocmset = mos7720_tiocmset, diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index d6d4eeca8c68..1cf3375ec1af 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -218,12 +218,10 @@ struct moschip_port { int port_num; /*Actual port number in the device(1,2,etc) */ struct urb *write_urb; /* write URB for this port */ struct urb *read_urb; /* read URB for this port */ - struct urb *int_urb; __u8 shadowLCR; /* last LCR value received */ __u8 shadowMCR; /* last MCR value received */ char open; char open_ports; - char zombie; wait_queue_head_t wait_chase; /* for handling sleeping while waiting for chase to finish */ wait_queue_head_t delta_msr_wait; /* for handling sleeping while waiting for msr change to happen */ int delta_msr_cond; @@ -478,7 +476,6 @@ static void mos7840_control_callback(struct urb *urb) struct moschip_port *mos7840_port; struct device *dev = &urb->dev->dev; __u8 regval = 0x0; - int result = 0; int status = urb->status; mos7840_port = urb->context; @@ -495,7 +492,7 @@ static void mos7840_control_callback(struct urb *urb) return; default: dev_dbg(dev, "%s - nonzero urb status received: %d\n", __func__, status); - goto exit; + return; } dev_dbg(dev, "%s urb buffer size is %d\n", __func__, urb->actual_length); @@ -508,16 +505,6 @@ static void mos7840_control_callback(struct urb *urb) mos7840_handle_new_msr(mos7840_port, regval); else if (mos7840_port->MsrLsr == 1) mos7840_handle_new_lsr(mos7840_port, regval); - -exit: - spin_lock(&mos7840_port->pool_lock); - if (!mos7840_port->zombie) - result = usb_submit_urb(mos7840_port->int_urb, GFP_ATOMIC); - spin_unlock(&mos7840_port->pool_lock); - if (result) { - dev_err(dev, "%s - Error %d submitting interrupt urb\n", - __func__, result); - } } static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg, @@ -686,14 +673,7 @@ static void mos7840_interrupt_callback(struct urb *urb) wreg = MODEM_STATUS_REGISTER; break; } - spin_lock(&mos7840_port->pool_lock); - if (!mos7840_port->zombie) { - rv = mos7840_get_reg(mos7840_port, wval, wreg, &Data); - } else { - spin_unlock(&mos7840_port->pool_lock); - return; - } - spin_unlock(&mos7840_port->pool_lock); + rv = mos7840_get_reg(mos7840_port, wval, wreg, &Data); } } } @@ -2347,309 +2327,249 @@ static int mos7840_calc_num_ports(struct usb_serial *serial) return mos7840_num_ports; } -/**************************************************************************** - * mos7840_startup - ****************************************************************************/ - -static int mos7840_startup(struct usb_serial *serial) +static int mos7840_port_probe(struct usb_serial_port *port) { + struct usb_serial *serial = port->serial; struct moschip_port *mos7840_port; - struct usb_device *dev; - int i, status; + int status; + int pnum; __u16 Data; - dev = serial->dev; - /* we set up the pointers to the endpoints in the mos7840_open * * function, as the structures aren't created yet. */ - /* set up port private structures */ - for (i = 0; i < serial->num_ports; ++i) { - dev_dbg(&dev->dev, "mos7840_startup: configuring port %d............\n", i); - mos7840_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL); - if (mos7840_port == NULL) { - dev_err(&dev->dev, "%s - Out of memory\n", __func__); - status = -ENOMEM; - i--; /* don't follow NULL pointer cleaning up */ - goto error; - } - - /* Initialize all port interrupt end point to port 0 int - * endpoint. Our device has only one interrupt end point - * common to all port */ - - mos7840_port->port = serial->port[i]; - mos7840_set_port_private(serial->port[i], mos7840_port); - spin_lock_init(&mos7840_port->pool_lock); - - /* minor is not initialised until later by - * usb-serial.c:get_free_serial() and cannot therefore be used - * to index device instances */ - mos7840_port->port_num = i + 1; - dev_dbg(&dev->dev, "serial->port[i]->number = %d\n", serial->port[i]->number); - dev_dbg(&dev->dev, "serial->port[i]->serial->minor = %d\n", serial->port[i]->serial->minor); - dev_dbg(&dev->dev, "mos7840_port->port_num = %d\n", mos7840_port->port_num); - dev_dbg(&dev->dev, "serial->minor = %d\n", serial->minor); - - if (mos7840_port->port_num == 1) { - mos7840_port->SpRegOffset = 0x0; - mos7840_port->ControlRegOffset = 0x1; - mos7840_port->DcrRegOffset = 0x4; - } else if ((mos7840_port->port_num == 2) - && (serial->num_ports == 4)) { - mos7840_port->SpRegOffset = 0x8; - mos7840_port->ControlRegOffset = 0x9; - mos7840_port->DcrRegOffset = 0x16; - } else if ((mos7840_port->port_num == 2) - && (serial->num_ports == 2)) { - mos7840_port->SpRegOffset = 0xa; - mos7840_port->ControlRegOffset = 0xb; - mos7840_port->DcrRegOffset = 0x19; - } else if ((mos7840_port->port_num == 3) - && (serial->num_ports == 4)) { - mos7840_port->SpRegOffset = 0xa; - mos7840_port->ControlRegOffset = 0xb; - mos7840_port->DcrRegOffset = 0x19; - } else if ((mos7840_port->port_num == 4) - && (serial->num_ports == 4)) { - mos7840_port->SpRegOffset = 0xc; - mos7840_port->ControlRegOffset = 0xd; - mos7840_port->DcrRegOffset = 0x1c; - } - mos7840_dump_serial_port(serial->port[i], mos7840_port); - mos7840_set_port_private(serial->port[i], mos7840_port); + pnum = port->number - serial->minor; - /* enable rx_disable bit in control register */ - status = mos7840_get_reg_sync(serial->port[i], - mos7840_port->ControlRegOffset, &Data); - if (status < 0) { - dev_dbg(&dev->dev, "Reading ControlReg failed status-0x%x\n", status); - break; - } else - dev_dbg(&dev->dev, "ControlReg Reading success val is %x, status%d\n", Data, status); - Data |= 0x08; /* setting driver done bit */ - Data |= 0x04; /* sp1_bit to have cts change reflect in - modem status reg */ - - /* Data |= 0x20; //rx_disable bit */ - status = mos7840_set_reg_sync(serial->port[i], - mos7840_port->ControlRegOffset, Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing ControlReg failed(rx_disable) status-0x%x\n", status); - break; - } else - dev_dbg(&dev->dev, "ControlReg Writing success(rx_disable) status%d\n", status); + dev_dbg(&port->dev, "mos7840_startup: configuring port %d\n", pnum); + mos7840_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL); + if (mos7840_port == NULL) { + dev_err(&port->dev, "%s - Out of memory\n", __func__); + return -ENOMEM; + } - /* Write default values in DCR (i.e 0x01 in DCR0, 0x05 in DCR2 - and 0x24 in DCR3 */ - Data = 0x01; - status = mos7840_set_reg_sync(serial->port[i], - (__u16) (mos7840_port->DcrRegOffset + 0), Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing DCR0 failed status-0x%x\n", status); - break; - } else - dev_dbg(&dev->dev, "DCR0 Writing success status%d\n", status); + /* Initialize all port interrupt end point to port 0 int + * endpoint. Our device has only one interrupt end point + * common to all port */ + + mos7840_port->port = port; + mos7840_set_port_private(port, mos7840_port); + spin_lock_init(&mos7840_port->pool_lock); + + /* minor is not initialised until later by + * usb-serial.c:get_free_serial() and cannot therefore be used + * to index device instances */ + mos7840_port->port_num = pnum + 1; + dev_dbg(&port->dev, "port->number = %d\n", port->number); + dev_dbg(&port->dev, "port->serial->minor = %d\n", port->serial->minor); + dev_dbg(&port->dev, "mos7840_port->port_num = %d\n", mos7840_port->port_num); + dev_dbg(&port->dev, "serial->minor = %d\n", serial->minor); + + if (mos7840_port->port_num == 1) { + mos7840_port->SpRegOffset = 0x0; + mos7840_port->ControlRegOffset = 0x1; + mos7840_port->DcrRegOffset = 0x4; + } else if ((mos7840_port->port_num == 2) && (serial->num_ports == 4)) { + mos7840_port->SpRegOffset = 0x8; + mos7840_port->ControlRegOffset = 0x9; + mos7840_port->DcrRegOffset = 0x16; + } else if ((mos7840_port->port_num == 2) && (serial->num_ports == 2)) { + mos7840_port->SpRegOffset = 0xa; + mos7840_port->ControlRegOffset = 0xb; + mos7840_port->DcrRegOffset = 0x19; + } else if ((mos7840_port->port_num == 3) && (serial->num_ports == 4)) { + mos7840_port->SpRegOffset = 0xa; + mos7840_port->ControlRegOffset = 0xb; + mos7840_port->DcrRegOffset = 0x19; + } else if ((mos7840_port->port_num == 4) && (serial->num_ports == 4)) { + mos7840_port->SpRegOffset = 0xc; + mos7840_port->ControlRegOffset = 0xd; + mos7840_port->DcrRegOffset = 0x1c; + } + mos7840_dump_serial_port(port, mos7840_port); + mos7840_set_port_private(port, mos7840_port); + + /* enable rx_disable bit in control register */ + status = mos7840_get_reg_sync(port, + mos7840_port->ControlRegOffset, &Data); + if (status < 0) { + dev_dbg(&port->dev, "Reading ControlReg failed status-0x%x\n", status); + goto out; + } else + dev_dbg(&port->dev, "ControlReg Reading success val is %x, status%d\n", Data, status); + Data |= 0x08; /* setting driver done bit */ + Data |= 0x04; /* sp1_bit to have cts change reflect in + modem status reg */ - Data = 0x05; - status = mos7840_set_reg_sync(serial->port[i], - (__u16) (mos7840_port->DcrRegOffset + 1), Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing DCR1 failed status-0x%x\n", status); - break; - } else - dev_dbg(&dev->dev, "DCR1 Writing success status%d\n", status); + /* Data |= 0x20; //rx_disable bit */ + status = mos7840_set_reg_sync(port, + mos7840_port->ControlRegOffset, Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing ControlReg failed(rx_disable) status-0x%x\n", status); + goto out; + } else + dev_dbg(&port->dev, "ControlReg Writing success(rx_disable) status%d\n", status); - Data = 0x24; - status = mos7840_set_reg_sync(serial->port[i], - (__u16) (mos7840_port->DcrRegOffset + 2), Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing DCR2 failed status-0x%x\n", status); - break; - } else - dev_dbg(&dev->dev, "DCR2 Writing success status%d\n", status); + /* Write default values in DCR (i.e 0x01 in DCR0, 0x05 in DCR2 + and 0x24 in DCR3 */ + Data = 0x01; + status = mos7840_set_reg_sync(port, + (__u16) (mos7840_port->DcrRegOffset + 0), Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing DCR0 failed status-0x%x\n", status); + goto out; + } else + dev_dbg(&port->dev, "DCR0 Writing success status%d\n", status); - /* write values in clkstart0x0 and clkmulti 0x20 */ - Data = 0x0; - status = mos7840_set_reg_sync(serial->port[i], - CLK_START_VALUE_REGISTER, Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing CLK_START_VALUE_REGISTER failed status-0x%x\n", status); - break; - } else - dev_dbg(&dev->dev, "CLK_START_VALUE_REGISTER Writing success status%d\n", status); + Data = 0x05; + status = mos7840_set_reg_sync(port, + (__u16) (mos7840_port->DcrRegOffset + 1), Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing DCR1 failed status-0x%x\n", status); + goto out; + } else + dev_dbg(&port->dev, "DCR1 Writing success status%d\n", status); - Data = 0x20; - status = mos7840_set_reg_sync(serial->port[i], - CLK_MULTI_REGISTER, Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing CLK_MULTI_REGISTER failed status-0x%x\n", status); - goto error; - } else - dev_dbg(&dev->dev, "CLK_MULTI_REGISTER Writing success status%d\n", status); + Data = 0x24; + status = mos7840_set_reg_sync(port, + (__u16) (mos7840_port->DcrRegOffset + 2), Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing DCR2 failed status-0x%x\n", status); + goto out; + } else + dev_dbg(&port->dev, "DCR2 Writing success status%d\n", status); - /* write value 0x0 to scratchpad register */ - Data = 0x00; - status = mos7840_set_uart_reg(serial->port[i], - SCRATCH_PAD_REGISTER, Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing SCRATCH_PAD_REGISTER failed status-0x%x\n", status); - break; - } else - dev_dbg(&dev->dev, "SCRATCH_PAD_REGISTER Writing success status%d\n", status); + /* write values in clkstart0x0 and clkmulti 0x20 */ + Data = 0x0; + status = mos7840_set_reg_sync(port, CLK_START_VALUE_REGISTER, Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing CLK_START_VALUE_REGISTER failed status-0x%x\n", status); + goto out; + } else + dev_dbg(&port->dev, "CLK_START_VALUE_REGISTER Writing success status%d\n", status); - /* Zero Length flag register */ - if ((mos7840_port->port_num != 1) - && (serial->num_ports == 2)) { + Data = 0x20; + status = mos7840_set_reg_sync(port, CLK_MULTI_REGISTER, Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing CLK_MULTI_REGISTER failed status-0x%x\n", status); + goto error; + } else + dev_dbg(&port->dev, "CLK_MULTI_REGISTER Writing success status%d\n", status); - Data = 0xff; - status = mos7840_set_reg_sync(serial->port[i], - (__u16) (ZLP_REG1 + - ((__u16)mos7840_port->port_num)), Data); - dev_dbg(&dev->dev, "ZLIP offset %x\n", + /* write value 0x0 to scratchpad register */ + Data = 0x00; + status = mos7840_set_uart_reg(port, SCRATCH_PAD_REGISTER, Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing SCRATCH_PAD_REGISTER failed status-0x%x\n", status); + goto out; + } else + dev_dbg(&port->dev, "SCRATCH_PAD_REGISTER Writing success status%d\n", status); + + /* Zero Length flag register */ + if ((mos7840_port->port_num != 1) && (serial->num_ports == 2)) { + Data = 0xff; + status = mos7840_set_reg_sync(port, + (__u16) (ZLP_REG1 + + ((__u16)mos7840_port->port_num)), Data); + dev_dbg(&port->dev, "ZLIP offset %x\n", (__u16)(ZLP_REG1 + ((__u16) mos7840_port->port_num))); - if (status < 0) { - dev_dbg(&dev->dev, "Writing ZLP_REG%d failed status-0x%x\n", i + 2, status); - break; - } else - dev_dbg(&dev->dev, "ZLP_REG%d Writing success status%d\n", i + 2, status); - } else { - Data = 0xff; - status = mos7840_set_reg_sync(serial->port[i], - (__u16) (ZLP_REG1 + - ((__u16)mos7840_port->port_num) - 0x1), Data); - dev_dbg(&dev->dev, "ZLIP offset %x\n", + if (status < 0) { + dev_dbg(&port->dev, "Writing ZLP_REG%d failed status-0x%x\n", pnum + 2, status); + goto out; + } else + dev_dbg(&port->dev, "ZLP_REG%d Writing success status%d\n", pnum + 2, status); + } else { + Data = 0xff; + status = mos7840_set_reg_sync(port, + (__u16) (ZLP_REG1 + + ((__u16)mos7840_port->port_num) - 0x1), Data); + dev_dbg(&port->dev, "ZLIP offset %x\n", (__u16)(ZLP_REG1 + ((__u16) mos7840_port->port_num) - 0x1)); - if (status < 0) { - dev_dbg(&dev->dev, "Writing ZLP_REG%d failed status-0x%x\n", i + 1, status); - break; - } else - dev_dbg(&dev->dev, "ZLP_REG%d Writing success status%d\n", i + 1, status); + if (status < 0) { + dev_dbg(&port->dev, "Writing ZLP_REG%d failed status-0x%x\n", pnum + 1, status); + goto out; + } else + dev_dbg(&port->dev, "ZLP_REG%d Writing success status%d\n", pnum + 1, status); - } - mos7840_port->control_urb = usb_alloc_urb(0, GFP_KERNEL); - mos7840_port->ctrl_buf = kmalloc(16, GFP_KERNEL); - mos7840_port->dr = kmalloc(sizeof(struct usb_ctrlrequest), - GFP_KERNEL); - if (!mos7840_port->control_urb || !mos7840_port->ctrl_buf || - !mos7840_port->dr) { - status = -ENOMEM; - goto error; - } + } + mos7840_port->control_urb = usb_alloc_urb(0, GFP_KERNEL); + mos7840_port->ctrl_buf = kmalloc(16, GFP_KERNEL); + mos7840_port->dr = kmalloc(sizeof(struct usb_ctrlrequest), + GFP_KERNEL); + if (!mos7840_port->control_urb || !mos7840_port->ctrl_buf || + !mos7840_port->dr) { + status = -ENOMEM; + goto error; + } - mos7840_port->has_led = false; + mos7840_port->has_led = false; - /* Initialize LED timers */ - if (device_type == MOSCHIP_DEVICE_ID_7810) { - mos7840_port->has_led = true; + /* Initialize LED timers */ + if (device_type == MOSCHIP_DEVICE_ID_7810) { + mos7840_port->has_led = true; - init_timer(&mos7840_port->led_timer1); - mos7840_port->led_timer1.function = mos7840_led_off; - mos7840_port->led_timer1.expires = - jiffies + msecs_to_jiffies(LED_ON_MS); - mos7840_port->led_timer1.data = - (unsigned long)mos7840_port; + init_timer(&mos7840_port->led_timer1); + mos7840_port->led_timer1.function = mos7840_led_off; + mos7840_port->led_timer1.expires = + jiffies + msecs_to_jiffies(LED_ON_MS); + mos7840_port->led_timer1.data = (unsigned long)mos7840_port; - init_timer(&mos7840_port->led_timer2); - mos7840_port->led_timer2.function = - mos7840_led_flag_off; - mos7840_port->led_timer2.expires = - jiffies + msecs_to_jiffies(LED_OFF_MS); - mos7840_port->led_timer2.data = - (unsigned long)mos7840_port; + init_timer(&mos7840_port->led_timer2); + mos7840_port->led_timer2.function = mos7840_led_flag_off; + mos7840_port->led_timer2.expires = + jiffies + msecs_to_jiffies(LED_OFF_MS); + mos7840_port->led_timer2.data = (unsigned long)mos7840_port; - mos7840_port->led_flag = false; + mos7840_port->led_flag = false; - /* Turn off LED */ - mos7840_set_led_sync(serial->port[i], - MODEM_CONTROL_REGISTER, 0x0300); - } + /* Turn off LED */ + mos7840_set_led_sync(port, MODEM_CONTROL_REGISTER, 0x0300); } +out: + if (pnum == serial->num_ports - 1) { + /* Zero Length flag enable */ + Data = 0x0f; + status = mos7840_set_reg_sync(serial->port[0], ZLP_REG5, Data); + if (status < 0) { + dev_dbg(&port->dev, "Writing ZLP_REG5 failed status-0x%x\n", status); + goto error; + } else + dev_dbg(&port->dev, "ZLP_REG5 Writing success status%d\n", status); - /* Zero Length flag enable */ - Data = 0x0f; - status = mos7840_set_reg_sync(serial->port[0], ZLP_REG5, Data); - if (status < 0) { - dev_dbg(&dev->dev, "Writing ZLP_REG5 failed status-0x%x\n", status); - goto error; - } else - dev_dbg(&dev->dev, "ZLP_REG5 Writing success status%d\n", status); - - /* setting configuration feature to one */ - usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), - (__u8) 0x03, 0x00, 0x01, 0x00, NULL, 0x00, MOS_WDR_TIMEOUT); + /* setting configuration feature to one */ + usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), + 0x03, 0x00, 0x01, 0x00, NULL, 0x00, + MOS_WDR_TIMEOUT); + } return 0; error: - for (/* nothing */; i >= 0; i--) { - mos7840_port = mos7840_get_port_private(serial->port[i]); + kfree(mos7840_port->dr); + kfree(mos7840_port->ctrl_buf); + usb_free_urb(mos7840_port->control_urb); + kfree(mos7840_port); - kfree(mos7840_port->dr); - kfree(mos7840_port->ctrl_buf); - usb_free_urb(mos7840_port->control_urb); - kfree(mos7840_port); - serial->port[i] = NULL; - } return status; } -/**************************************************************************** - * mos7840_disconnect - * This function is called whenever the device is removed from the usb bus. - ****************************************************************************/ - -static void mos7840_disconnect(struct usb_serial *serial) +static int mos7840_port_remove(struct usb_serial_port *port) { - int i; - unsigned long flags; struct moschip_port *mos7840_port; - /* check for the ports to be closed,close the ports and disconnect */ + mos7840_port = mos7840_get_port_private(port); - /* free private structure allocated for serial port * - * stop reads and writes on all ports */ + if (mos7840_port->has_led) { + /* Turn off LED */ + mos7840_set_led_sync(port, MODEM_CONTROL_REGISTER, 0x0300); - for (i = 0; i < serial->num_ports; ++i) { - mos7840_port = mos7840_get_port_private(serial->port[i]); - if (mos7840_port) { - spin_lock_irqsave(&mos7840_port->pool_lock, flags); - mos7840_port->zombie = 1; - spin_unlock_irqrestore(&mos7840_port->pool_lock, flags); - usb_kill_urb(mos7840_port->control_urb); - } + del_timer_sync(&mos7840_port->led_timer1); + del_timer_sync(&mos7840_port->led_timer2); } -} - -/**************************************************************************** - * mos7840_release - * This function is called when the usb_serial structure is freed. - ****************************************************************************/ - -static void mos7840_release(struct usb_serial *serial) -{ - int i; - struct moschip_port *mos7840_port; - - /* check for the ports to be closed,close the ports and disconnect */ + usb_kill_urb(mos7840_port->control_urb); + usb_free_urb(mos7840_port->control_urb); + kfree(mos7840_port->ctrl_buf); + kfree(mos7840_port->dr); + kfree(mos7840_port); - /* free private structure allocated for serial port * - * stop reads and writes on all ports */ - - for (i = 0; i < serial->num_ports; ++i) { - mos7840_port = mos7840_get_port_private(serial->port[i]); - if (mos7840_port) { - if (mos7840_port->has_led) { - /* Turn off LED */ - mos7840_set_led_sync(mos7840_port->port, - MODEM_CONTROL_REGISTER, 0x0300); - - del_timer_sync(&mos7840_port->led_timer1); - del_timer_sync(&mos7840_port->led_timer2); - } - kfree(mos7840_port->ctrl_buf); - kfree(mos7840_port->dr); - kfree(mos7840_port); - } - } + return 0; } static struct usb_serial_driver moschip7840_4port_device = { @@ -2677,9 +2597,8 @@ static struct usb_serial_driver moschip7840_4port_device = { .tiocmget = mos7840_tiocmget, .tiocmset = mos7840_tiocmset, .get_icount = mos7840_get_icount, - .attach = mos7840_startup, - .disconnect = mos7840_disconnect, - .release = mos7840_release, + .port_probe = mos7840_port_probe, + .port_remove = mos7840_port_remove, .read_bulk_callback = mos7840_bulk_in_callback, .read_int_callback = mos7840_interrupt_callback, }; diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index 6def58b79382..9ab73d295774 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -44,8 +44,8 @@ static int omninet_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); static int omninet_write_room(struct tty_struct *tty); static void omninet_disconnect(struct usb_serial *serial); -static void omninet_release(struct usb_serial *serial); -static int omninet_attach(struct usb_serial *serial); +static int omninet_port_probe(struct usb_serial_port *port); +static int omninet_port_remove(struct usb_serial_port *port); static const struct usb_device_id id_table[] = { { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNINET_ID) }, @@ -62,7 +62,8 @@ static struct usb_serial_driver zyxel_omninet_device = { .description = "ZyXEL - omni.net lcd plus usb", .id_table = id_table, .num_ports = 1, - .attach = omninet_attach, + .port_probe = omninet_port_probe, + .port_remove = omninet_port_remove, .open = omninet_open, .close = omninet_close, .write = omninet_write, @@ -70,7 +71,6 @@ static struct usb_serial_driver zyxel_omninet_device = { .read_bulk_callback = omninet_read_bulk_callback, .write_bulk_callback = omninet_write_bulk_callback, .disconnect = omninet_disconnect, - .release = omninet_release, }; static struct usb_serial_driver * const serial_drivers[] = { @@ -112,18 +112,26 @@ struct omninet_data { __u8 od_outseq; /* Sequence number for bulk_out URBs */ }; -static int omninet_attach(struct usb_serial *serial) +static int omninet_port_probe(struct usb_serial_port *port) { struct omninet_data *od; - struct usb_serial_port *port = serial->port[0]; od = kmalloc(sizeof(struct omninet_data), GFP_KERNEL); - if (!od) { - dev_err(&port->dev, "%s- kmalloc(%Zd) failed.\n", - __func__, sizeof(struct omninet_data)); + if (!od) return -ENOMEM; - } + usb_set_serial_port_data(port, od); + + return 0; +} + +static int omninet_port_remove(struct usb_serial_port *port) +{ + struct omninet_data *od; + + od = usb_get_serial_port_data(port); + kfree(od); + return 0; } @@ -279,14 +287,6 @@ static void omninet_disconnect(struct usb_serial *serial) usb_kill_urb(wport->write_urb); } - -static void omninet_release(struct usb_serial *serial) -{ - struct usb_serial_port *port = serial->port[0]; - - kfree(usb_get_serial_port_data(port)); -} - module_usb_serial_driver(serial_drivers, id_table); MODULE_AUTHOR(DRIVER_AUTHOR); diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c index 41b1647306eb..6aba731d4864 100644 --- a/drivers/usb/serial/opticon.c +++ b/drivers/usb/serial/opticon.c @@ -155,7 +155,11 @@ static int send_control_msg(struct usb_serial_port *port, u8 requesttype, { struct usb_serial *serial = port->serial; int retval; - u8 buffer[2]; + u8 *buffer; + + buffer = kzalloc(1, GFP_KERNEL); + if (!buffer) + return -ENOMEM; buffer[0] = val; /* Send the message to the vendor control endpoint @@ -164,6 +168,7 @@ static int send_control_msg(struct usb_serial_port *port, u8 requesttype, requesttype, USB_DIR_OUT|USB_TYPE_VENDOR|USB_RECIP_INTERFACE, 0, 0, buffer, 1, 0); + kfree(buffer); return retval; } @@ -281,7 +286,7 @@ static int opticon_write(struct tty_struct *tty, struct usb_serial_port *port, if (!dr) { dev_err(&port->dev, "out of memory\n"); count = -ENOMEM; - goto error; + goto error_no_dr; } dr->bRequestType = USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT; @@ -311,6 +316,8 @@ static int opticon_write(struct tty_struct *tty, struct usb_serial_port *port, return count; error: + kfree(dr); +error_no_dr: usb_free_urb(urb); error_no_urb: kfree(buffer); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 30cff03e9f01..5dee7d61241e 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -47,6 +47,7 @@ /* Function prototypes */ static int option_probe(struct usb_serial *serial, const struct usb_device_id *id); +static int option_attach(struct usb_serial *serial); static void option_release(struct usb_serial *serial); static int option_send_setup(struct usb_serial_port *port); static void option_instat_callback(struct urb *urb); @@ -503,11 +504,19 @@ static const struct option_blacklist_info net_intf5_blacklist = { .reserved = BIT(5), }; +static const struct option_blacklist_info net_intf6_blacklist = { + .reserved = BIT(6), +}; + static const struct option_blacklist_info zte_mf626_blacklist = { .sendsetup = BIT(0) | BIT(1), .reserved = BIT(4), }; +static const struct option_blacklist_info zte_1255_blacklist = { + .reserved = BIT(3) | BIT(4), +}; + static const struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) }, @@ -853,13 +862,19 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0113, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf5_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0117, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0118, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0121, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0118, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf5_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0121, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf5_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0122, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0123, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0124, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0125, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0126, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0123, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0124, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf5_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0125, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf6_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0126, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf5_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0128, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0142, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0143, 0xff, 0xff, 0xff) }, @@ -872,7 +887,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0156, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0157, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf5_blacklist }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0158, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0158, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0159, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0161, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0162, 0xff, 0xff, 0xff) }, @@ -880,13 +896,22 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0165, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0167, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0191, 0xff, 0xff, 0xff), /* ZTE EuFi890 */ + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0199, 0xff, 0xff, 0xff), /* ZTE MF820S */ + .driver_info = (kernel_ulong_t)&net_intf1_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0257, 0xff, 0xff, 0xff), /* ZTE MF821 */ + .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0326, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1008, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1010, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1021, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf2_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1057, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1058, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1059, 0xff, 0xff, 0xff) }, @@ -1002,18 +1027,24 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1169, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1170, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1244, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1245, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1245, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1246, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1247, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1247, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1248, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1249, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1250, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1251, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1252, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1252, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1253, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1254, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1255, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1256, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1254, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1255, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&zte_1255_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1256, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1257, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1258, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1259, 0xff, 0xff, 0xff) }, @@ -1058,8 +1089,16 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1298, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1299, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1300, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1401, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf2_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1402, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf2_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1424, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf2_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1425, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf2_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1426, 0xff, 0xff, 0xff), /* ZTE MF91 */ + .driver_info = (kernel_ulong_t)&net_intf2_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2002, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&zte_k3765_z_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2003, 0xff, 0xff, 0xff) }, @@ -1071,15 +1110,21 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0070, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0073, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0094, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0130, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0133, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0141, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0130, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf1_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0133, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0141, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf5_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0147, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0152, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0168, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0168, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0170, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0176, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0178, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0176, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0178, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_AC8710, 0xff, 0xff, 0xff) }, @@ -1244,8 +1289,9 @@ static struct usb_serial_driver option_1port_device = { .tiocmget = usb_wwan_tiocmget, .tiocmset = usb_wwan_tiocmset, .ioctl = usb_wwan_ioctl, - .attach = usb_wwan_startup, + .attach = option_attach, .release = option_release, + .port_probe = usb_wwan_port_probe, .port_remove = usb_wwan_port_remove, .read_int_callback = option_instat_callback, #ifdef CONFIG_PM @@ -1291,8 +1337,6 @@ static bool is_blacklisted(const u8 ifnum, enum option_blacklist_reason reason, static int option_probe(struct usb_serial *serial, const struct usb_device_id *id) { - struct usb_wwan_intf_private *data; - struct option_private *priv; struct usb_interface_descriptor *iface_desc = &serial->interface->cur_altsetting->desc; struct usb_device_descriptor *dev_desc = &serial->dev->descriptor; @@ -1330,6 +1374,19 @@ static int option_probe(struct usb_serial *serial, iface_desc->bInterfaceClass != USB_CLASS_CDC_DATA) return -ENODEV; + /* Store device id so we can use it during attach. */ + usb_set_serial_data(serial, (void *)id); + + return 0; +} + +static int option_attach(struct usb_serial *serial) +{ + struct usb_interface_descriptor *iface_desc; + const struct usb_device_id *id; + struct usb_wwan_intf_private *data; + struct option_private *priv; + data = kzalloc(sizeof(struct usb_wwan_intf_private), GFP_KERNEL); if (!data) return -ENOMEM; @@ -1340,6 +1397,10 @@ static int option_probe(struct usb_serial *serial, return -ENOMEM; } + /* Retrieve device id stored at probe. */ + id = usb_get_serial_data(serial); + iface_desc = &serial->interface->cur_altsetting->desc; + priv->bInterfaceNumber = iface_desc->bInterfaceNumber; data->private = priv; diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c index 933241f03fd8..cee9a52ca891 100644 --- a/drivers/usb/serial/oti6858.c +++ b/drivers/usb/serial/oti6858.c @@ -137,8 +137,8 @@ static int oti6858_chars_in_buffer(struct tty_struct *tty); static int oti6858_tiocmget(struct tty_struct *tty); static int oti6858_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear); -static int oti6858_startup(struct usb_serial *serial); -static void oti6858_release(struct usb_serial *serial); +static int oti6858_port_probe(struct usb_serial_port *port); +static int oti6858_port_remove(struct usb_serial_port *port); /* device info */ static struct usb_serial_driver oti6858_device = { @@ -161,8 +161,8 @@ static struct usb_serial_driver oti6858_device = { .write_bulk_callback = oti6858_write_bulk_callback, .write_room = oti6858_write_room, .chars_in_buffer = oti6858_chars_in_buffer, - .attach = oti6858_startup, - .release = oti6858_release, + .port_probe = oti6858_port_probe, + .port_remove = oti6858_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { @@ -331,36 +331,33 @@ static void send_data(struct work_struct *work) usb_serial_port_softint(port); } -static int oti6858_startup(struct usb_serial *serial) +static int oti6858_port_probe(struct usb_serial_port *port) { - struct usb_serial_port *port = serial->port[0]; struct oti6858_private *priv; - int i; - - for (i = 0; i < serial->num_ports; ++i) { - priv = kzalloc(sizeof(struct oti6858_private), GFP_KERNEL); - if (!priv) - break; - - spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->intr_wait); -/* INIT_WORK(&priv->setup_work, setup_line, serial->port[i]); */ -/* INIT_WORK(&priv->write_work, send_data, serial->port[i]); */ - priv->port = port; - INIT_DELAYED_WORK(&priv->delayed_setup_work, setup_line); - INIT_DELAYED_WORK(&priv->delayed_write_work, send_data); - - usb_set_serial_port_data(serial->port[i], priv); - } - if (i == serial->num_ports) - return 0; - for (--i; i >= 0; --i) { - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - usb_set_serial_port_data(serial->port[i], NULL); - } - return -ENOMEM; + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->intr_wait); + priv->port = port; + INIT_DELAYED_WORK(&priv->delayed_setup_work, setup_line); + INIT_DELAYED_WORK(&priv->delayed_write_work, send_data); + + usb_set_serial_port_data(port, priv); + + return 0; +} + +static int oti6858_port_remove(struct usb_serial_port *port) +{ + struct oti6858_private *priv; + + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } static int oti6858_write(struct tty_struct *tty, struct usb_serial_port *port, @@ -709,15 +706,6 @@ static int oti6858_ioctl(struct tty_struct *tty, return -ENOIOCTLCMD; } - -static void oti6858_release(struct usb_serial *serial) -{ - int i; - - for (i = 0; i < serial->num_ports; ++i) - kfree(usb_get_serial_port_data(serial->port[i])); -} - static void oti6858_read_int_callback(struct urb *urb) { struct usb_serial_port *port = urb->context; diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 892ebdc7a364..600241901361 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -133,12 +133,15 @@ enum pl2303_type { HX, /* HX version of the pl2303 chip */ }; +struct pl2303_serial_private { + enum pl2303_type type; +}; + struct pl2303_private { spinlock_t lock; wait_queue_head_t delta_msr_wait; u8 line_control; u8 line_status; - enum pl2303_type type; }; static int pl2303_vendor_read(__u16 value, __u16 index, @@ -167,14 +170,19 @@ static int pl2303_vendor_write(__u16 value, __u16 index, static int pl2303_startup(struct usb_serial *serial) { - struct pl2303_private *priv; + struct pl2303_serial_private *spriv; enum pl2303_type type = type_0; unsigned char *buf; - int i; + + spriv = kzalloc(sizeof(*spriv), GFP_KERNEL); + if (!spriv) + return -ENOMEM; buf = kmalloc(10, GFP_KERNEL); - if (buf == NULL) + if (!buf) { + kfree(spriv); return -ENOMEM; + } if (serial->dev->descriptor.bDeviceClass == 0x02) type = type_0; @@ -186,15 +194,8 @@ static int pl2303_startup(struct usb_serial *serial) type = type_1; dev_dbg(&serial->interface->dev, "device type: %d\n", type); - for (i = 0; i < serial->num_ports; ++i) { - priv = kzalloc(sizeof(struct pl2303_private), GFP_KERNEL); - if (!priv) - goto cleanup; - spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->delta_msr_wait); - priv->type = type; - usb_set_serial_port_data(serial->port[i], priv); - } + spriv->type = type; + usb_set_serial_data(serial, spriv); pl2303_vendor_read(0x8484, 0, serial, buf); pl2303_vendor_write(0x0404, 0, serial); @@ -213,15 +214,40 @@ static int pl2303_startup(struct usb_serial *serial) kfree(buf); return 0; +} -cleanup: - kfree(buf); - for (--i; i >= 0; --i) { - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - usb_set_serial_port_data(serial->port[i], NULL); - } - return -ENOMEM; +static void pl2303_release(struct usb_serial *serial) +{ + struct pl2303_serial_private *spriv; + + spriv = usb_get_serial_data(serial); + kfree(spriv); +} + +static int pl2303_port_probe(struct usb_serial_port *port) +{ + struct pl2303_private *priv; + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->delta_msr_wait); + + usb_set_serial_port_data(port, priv); + + return 0; +} + +static int pl2303_port_remove(struct usb_serial_port *port) +{ + struct pl2303_private *priv; + + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } static int set_control_lines(struct usb_device *dev, u8 value) @@ -240,6 +266,7 @@ static void pl2303_set_termios(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios) { struct usb_serial *serial = port->serial; + struct pl2303_serial_private *spriv = usb_get_serial_data(serial); struct pl2303_private *priv = usb_get_serial_port_data(port); unsigned long flags; unsigned int cflag; @@ -323,7 +350,7 @@ static void pl2303_set_termios(struct tty_struct *tty, } if (baud > 1228800) { /* type_0, type_1 only support up to 1228800 baud */ - if (priv->type != HX) + if (spriv->type != HX) baud = 1228800; else if (baud > 6000000) baud = 6000000; @@ -426,7 +453,7 @@ static void pl2303_set_termios(struct tty_struct *tty, buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]); if (cflag & CRTSCTS) { - if (priv->type == HX) + if (spriv->type == HX) pl2303_vendor_write(0x0, 0x61, serial); else pl2303_vendor_write(0x0, 0x41, serial); @@ -468,10 +495,10 @@ static int pl2303_open(struct tty_struct *tty, struct usb_serial_port *port) { struct ktermios tmp_termios; struct usb_serial *serial = port->serial; - struct pl2303_private *priv = usb_get_serial_port_data(port); + struct pl2303_serial_private *spriv = usb_get_serial_data(serial); int result; - if (priv->type != HX) { + if (spriv->type != HX) { usb_clear_halt(serial->dev, port->write_urb->pipe); usb_clear_halt(serial->dev, port->read_urb->pipe); } else { @@ -655,17 +682,6 @@ static void pl2303_break_ctl(struct tty_struct *tty, int break_state) dev_err(&port->dev, "error sending break = %d\n", result); } -static void pl2303_release(struct usb_serial *serial) -{ - int i; - struct pl2303_private *priv; - - for (i = 0; i < serial->num_ports; ++i) { - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - } -} - static void pl2303_update_line_status(struct usb_serial_port *port, unsigned char *data, unsigned int actual_length) @@ -827,6 +843,8 @@ static struct usb_serial_driver pl2303_device = { .read_int_callback = pl2303_read_int_callback, .attach = pl2303_startup, .release = pl2303_release, + .port_probe = pl2303_port_probe, + .port_remove = pl2303_port_remove, }; static struct usb_serial_driver * const serial_drivers[] = { diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c index c3ddb65c05f2..aa148c21ea40 100644 --- a/drivers/usb/serial/qcserial.c +++ b/drivers/usb/serial/qcserial.c @@ -138,7 +138,6 @@ MODULE_DEVICE_TABLE(usb, id_table); static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) { - struct usb_wwan_intf_private *data; struct usb_host_interface *intf = serial->interface->cur_altsetting; struct device *dev = &serial->dev->dev; int retval = -ENODEV; @@ -154,13 +153,6 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) ifnum = intf->desc.bInterfaceNumber; dev_dbg(dev, "This Interface = %d\n", ifnum); - data = kzalloc(sizeof(struct usb_wwan_intf_private), - GFP_KERNEL); - if (!data) - return -ENOMEM; - - spin_lock_init(&data->susp_lock); - if (nintf == 1) { /* QDL mode */ /* Gobi 2000 has a single altsetting, older ones have two */ @@ -253,20 +245,28 @@ done: } } - /* Set serial->private if not returning error */ - if (retval == 0) - usb_set_serial_data(serial, data); - else - kfree(data); - return retval; } +static int qc_attach(struct usb_serial *serial) +{ + struct usb_wwan_intf_private *data; + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + spin_lock_init(&data->susp_lock); + + usb_set_serial_data(serial, data); + + return 0; +} + static void qc_release(struct usb_serial *serial) { struct usb_wwan_intf_private *priv = usb_get_serial_data(serial); - /* Free the private data allocated in qcprobe */ usb_set_serial_data(serial, NULL); kfree(priv); } @@ -285,8 +285,9 @@ static struct usb_serial_driver qcdevice = { .write = usb_wwan_write, .write_room = usb_wwan_write_room, .chars_in_buffer = usb_wwan_chars_in_buffer, - .attach = usb_wwan_startup, + .attach = qc_attach, .release = qc_release, + .port_probe = usb_wwan_port_probe, .port_remove = usb_wwan_port_remove, #ifdef CONFIG_PM .suspend = usb_wwan_suspend, diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index 2cdfdcc90b37..ffcfc962ab10 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -143,12 +143,12 @@ static void qt2_read_bulk_callback(struct urb *urb); static void qt2_release(struct usb_serial *serial) { - int i; + struct qt2_serial_private *serial_priv; - kfree(usb_get_serial_data(serial)); + serial_priv = usb_get_serial_data(serial); - for (i = 0; i < serial->num_ports; i++) - kfree(usb_get_serial_port_data(serial->port[i])); + usb_free_urb(serial_priv->read_urb); + kfree(serial_priv); } static inline int calc_baud_divisor(int baudrate) @@ -423,11 +423,16 @@ static void qt2_close(struct usb_serial_port *port) port_priv->is_open = false; spin_lock_irqsave(&port_priv->urb_lock, flags); - if (port_priv->write_urb->status == -EINPROGRESS) - usb_kill_urb(port_priv->write_urb); + usb_kill_urb(port_priv->write_urb); port_priv->urb_in_use = false; spin_unlock_irqrestore(&port_priv->urb_lock, flags); + mutex_lock(&port->serial->disc_mutex); + if (port->serial->disconnected) { + mutex_unlock(&port->serial->disc_mutex); + return; + } + /* flush the port transmit buffer */ i = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), @@ -459,26 +464,14 @@ static void qt2_close(struct usb_serial_port *port) dev_err(&port->dev, "%s - close port failed %i\n", __func__, i); + mutex_unlock(&port->serial->disc_mutex); } static void qt2_disconnect(struct usb_serial *serial) { struct qt2_serial_private *serial_priv = usb_get_serial_data(serial); - struct qt2_port_private *port_priv; - int i; - - if (serial_priv->read_urb->status == -EINPROGRESS) - usb_kill_urb(serial_priv->read_urb); - - usb_free_urb(serial_priv->read_urb); - for (i = 0; i < serial->num_ports; i++) { - port_priv = usb_get_serial_port_data(serial->port[i]); - - if (port_priv->write_urb->status == -EINPROGRESS) - usb_kill_urb(port_priv->write_urb); - usb_free_urb(port_priv->write_urb); - } + usb_kill_urb(serial_priv->read_urb); } static int get_serial_info(struct usb_serial_port *port, @@ -773,11 +766,9 @@ static void qt2_read_bulk_callback(struct urb *urb) static int qt2_setup_urbs(struct usb_serial *serial) { - struct usb_serial_port *port; struct usb_serial_port *port0; struct qt2_serial_private *serial_priv; - struct qt2_port_private *port_priv; - int pcount, status; + int status; port0 = serial->port[0]; @@ -795,46 +786,21 @@ static int qt2_setup_urbs(struct usb_serial *serial) sizeof(serial_priv->read_buffer), qt2_read_bulk_callback, serial); - /* setup write_urb for each port */ - for (pcount = 0; pcount < serial->num_ports; pcount++) { - - port = serial->port[pcount]; - port_priv = usb_get_serial_port_data(port); - - port_priv->write_urb = usb_alloc_urb(0, GFP_KERNEL); - if (!port_priv->write_urb) { - dev_err(&serial->dev->dev, - "failed to alloc write_urb for port %i\n", - pcount); - return -ENOMEM; - } - - usb_fill_bulk_urb(port_priv->write_urb, - serial->dev, - usb_sndbulkpipe(serial->dev, - port0-> - bulk_out_endpointAddress), - port_priv->write_buffer, - sizeof(port_priv->write_buffer), - qt2_write_bulk_callback, port); - } - status = usb_submit_urb(serial_priv->read_urb, GFP_KERNEL); if (status != 0) { dev_err(&serial->dev->dev, "%s - submit read urb failed %i\n", __func__, status); + usb_free_urb(serial_priv->read_urb); return status; } return 0; - } static int qt2_attach(struct usb_serial *serial) { struct qt2_serial_private *serial_priv; - struct qt2_port_private *port_priv; - int status, pcount; + int status; /* power on unit */ status = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), @@ -854,26 +820,6 @@ static int qt2_attach(struct usb_serial *serial) usb_set_serial_data(serial, serial_priv); - for (pcount = 0; pcount < serial->num_ports; pcount++) { - port_priv = kzalloc(sizeof(*port_priv), GFP_KERNEL); - if (!port_priv) { - dev_err(&serial->dev->dev, - "%s- kmalloc(%Zd) failed.\n", __func__, - sizeof(*port_priv)); - pcount--; - status = -ENOMEM; - goto attach_failed; - } - - spin_lock_init(&port_priv->lock); - spin_lock_init(&port_priv->urb_lock); - init_waitqueue_head(&port_priv->delta_msr_wait); - - port_priv->port = serial->port[pcount]; - - usb_set_serial_port_data(serial->port[pcount], port_priv); - } - status = qt2_setup_urbs(serial); if (status != 0) goto attach_failed; @@ -881,14 +827,53 @@ static int qt2_attach(struct usb_serial *serial) return 0; attach_failed: - for (/* empty */; pcount >= 0; pcount--) { - port_priv = usb_get_serial_port_data(serial->port[pcount]); - kfree(port_priv); - } kfree(serial_priv); return status; } +static int qt2_port_probe(struct usb_serial_port *port) +{ + struct usb_serial *serial = port->serial; + struct qt2_port_private *port_priv; + u8 bEndpointAddress; + + port_priv = kzalloc(sizeof(*port_priv), GFP_KERNEL); + if (!port_priv) + return -ENOMEM; + + spin_lock_init(&port_priv->lock); + spin_lock_init(&port_priv->urb_lock); + init_waitqueue_head(&port_priv->delta_msr_wait); + port_priv->port = port; + + port_priv->write_urb = usb_alloc_urb(0, GFP_KERNEL); + if (!port_priv->write_urb) { + kfree(port_priv); + return -ENOMEM; + } + bEndpointAddress = serial->port[0]->bulk_out_endpointAddress; + usb_fill_bulk_urb(port_priv->write_urb, serial->dev, + usb_sndbulkpipe(serial->dev, bEndpointAddress), + port_priv->write_buffer, + sizeof(port_priv->write_buffer), + qt2_write_bulk_callback, port); + + usb_set_serial_port_data(port, port_priv); + + return 0; +} + +static int qt2_port_remove(struct usb_serial_port *port) +{ + struct qt2_port_private *port_priv; + + port_priv = usb_get_serial_port_data(port); + usb_free_urb(port_priv->write_urb); + kfree(port_priv); + + return 0; +} + static int qt2_tiocmget(struct tty_struct *tty) { struct usb_serial_port *port = tty->driver_data; @@ -1127,6 +1112,8 @@ static struct usb_serial_driver qt2_device = { .attach = qt2_attach, .release = qt2_release, .disconnect = qt2_disconnect, + .port_probe = qt2_port_probe, + .port_remove = qt2_port_remove, .dtr_rts = qt2_dtr_rts, .break_ctl = qt2_break_ctl, .tiocmget = qt2_tiocmget, diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 01d882cf3775..270860f6bb2a 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -161,7 +161,6 @@ static int sierra_probe(struct usb_serial *serial, { int result = 0; struct usb_device *udev; - struct sierra_intf_private *data; u8 ifnum; udev = serial->dev; @@ -188,11 +187,6 @@ static int sierra_probe(struct usb_serial *serial, return -ENODEV; } - data = serial->private = kzalloc(sizeof(struct sierra_intf_private), GFP_KERNEL); - if (!data) - return -ENOMEM; - spin_lock_init(&data->susp_lock); - return result; } @@ -884,11 +878,15 @@ static void sierra_dtr_rts(struct usb_serial_port *port, int on) static int sierra_startup(struct usb_serial *serial) { - struct usb_serial_port *port; - struct sierra_port_private *portdata; - struct sierra_iface_info *himemoryp = NULL; - int i; - u8 ifnum; + struct sierra_intf_private *intfdata; + + intfdata = kzalloc(sizeof(*intfdata), GFP_KERNEL); + if (!intfdata) + return -ENOMEM; + + spin_lock_init(&intfdata->susp_lock); + + usb_set_serial_data(serial, intfdata); /* Set Device mode to D0 */ sierra_set_power_state(serial->dev, 0x0000); @@ -897,68 +895,71 @@ static int sierra_startup(struct usb_serial *serial) if (nmea) sierra_vsc_set_nmea(serial->dev, 1); - /* Now setup per port private data */ - for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - portdata = kzalloc(sizeof(*portdata), GFP_KERNEL); - if (!portdata) { - dev_dbg(&port->dev, "%s: kmalloc for " - "sierra_port_private (%d) failed!\n", - __func__, i); - return -ENOMEM; - } - spin_lock_init(&portdata->lock); - init_usb_anchor(&portdata->active); - init_usb_anchor(&portdata->delayed); - ifnum = i; - /* Assume low memory requirements */ - portdata->num_out_urbs = N_OUT_URB; - portdata->num_in_urbs = N_IN_URB; - - /* Determine actual memory requirements */ - if (serial->num_ports == 1) { - /* Get interface number for composite device */ - ifnum = sierra_calc_interface(serial); - himemoryp = - (struct sierra_iface_info *)&typeB_interface_list; - if (is_himemory(ifnum, himemoryp)) { - portdata->num_out_urbs = N_OUT_URB_HM; - portdata->num_in_urbs = N_IN_URB_HM; - } - } - else { - himemoryp = - (struct sierra_iface_info *)&typeA_interface_list; - if (is_himemory(i, himemoryp)) { - portdata->num_out_urbs = N_OUT_URB_HM; - portdata->num_in_urbs = N_IN_URB_HM; - } - } - dev_dbg(&serial->dev->dev, - "Memory usage (urbs) interface #%d, in=%d, out=%d\n", - ifnum,portdata->num_in_urbs, portdata->num_out_urbs ); - /* Set the port private data pointer */ - usb_set_serial_port_data(port, portdata); - } - return 0; } static void sierra_release(struct usb_serial *serial) { - int i; - struct usb_serial_port *port; + struct sierra_intf_private *intfdata; + + intfdata = usb_get_serial_data(serial); + kfree(intfdata); +} + +static int sierra_port_probe(struct usb_serial_port *port) +{ + struct usb_serial *serial = port->serial; struct sierra_port_private *portdata; + const struct sierra_iface_info *himemoryp; + u8 ifnum; - for (i = 0; i < serial->num_ports; ++i) { - port = serial->port[i]; - if (!port) - continue; - portdata = usb_get_serial_port_data(port); - if (!portdata) - continue; - kfree(portdata); + portdata = kzalloc(sizeof(*portdata), GFP_KERNEL); + if (!portdata) + return -ENOMEM; + + spin_lock_init(&portdata->lock); + init_usb_anchor(&portdata->active); + init_usb_anchor(&portdata->delayed); + + /* Assume low memory requirements */ + portdata->num_out_urbs = N_OUT_URB; + portdata->num_in_urbs = N_IN_URB; + + /* Determine actual memory requirements */ + if (serial->num_ports == 1) { + /* Get interface number for composite device */ + ifnum = sierra_calc_interface(serial); + himemoryp = &typeB_interface_list; + } else { + /* This is really the usb-serial port number of the interface + * rather than the interface number. + */ + ifnum = port->number - serial->minor; + himemoryp = &typeA_interface_list; } + + if (is_himemory(ifnum, himemoryp)) { + portdata->num_out_urbs = N_OUT_URB_HM; + portdata->num_in_urbs = N_IN_URB_HM; + } + + dev_dbg(&port->dev, + "Memory usage (urbs) interface #%d, in=%d, out=%d\n", + ifnum, portdata->num_in_urbs, portdata->num_out_urbs); + + usb_set_serial_port_data(port, portdata); + + return 0; +} + +static int sierra_port_remove(struct usb_serial_port *port) +{ + struct sierra_port_private *portdata; + + portdata = usb_get_serial_port_data(port); + kfree(portdata); + + return 0; } #ifdef CONFIG_PM @@ -1062,6 +1063,8 @@ static struct usb_serial_driver sierra_device = { .tiocmset = sierra_tiocmset, .attach = sierra_startup, .release = sierra_release, + .port_probe = sierra_port_probe, + .port_remove = sierra_port_remove, .suspend = sierra_suspend, .resume = sierra_resume, .read_int_callback = sierra_instat_callback, diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index 9716efe92955..769c137f8975 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c @@ -157,13 +157,10 @@ struct spcp8x5_private { u8 line_status; }; -/* desc : when device plug in,this function would be called. - * thanks to usb_serial subsystem,then do almost every things for us. And what - * we should do just alloc the buffer */ -static int spcp8x5_startup(struct usb_serial *serial) +static int spcp8x5_port_probe(struct usb_serial_port *port) { + struct usb_serial *serial = port->serial; struct spcp8x5_private *priv; - int i; enum spcp8x5_type type = SPCP825_007_TYPE; u16 product = le16_to_cpu(serial->dev->descriptor.idProduct); @@ -180,34 +177,27 @@ static int spcp8x5_startup(struct usb_serial *serial) type = SPCP825_PHILIP_TYPE; dev_dbg(&serial->dev->dev, "device type = %d\n", (int)type); - for (i = 0; i < serial->num_ports; ++i) { - priv = kzalloc(sizeof(struct spcp8x5_private), GFP_KERNEL); - if (!priv) - goto cleanup; + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; - spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->delta_msr_wait); - priv->type = type; - usb_set_serial_port_data(serial->port[i] , priv); - } + spin_lock_init(&priv->lock); + init_waitqueue_head(&priv->delta_msr_wait); + priv->type = type; + + usb_set_serial_port_data(port , priv); return 0; -cleanup: - for (--i; i >= 0; --i) { - priv = usb_get_serial_port_data(serial->port[i]); - kfree(priv); - usb_set_serial_port_data(serial->port[i] , NULL); - } - return -ENOMEM; } -/* call when the device plug out. free all the memory alloced by probe */ -static void spcp8x5_release(struct usb_serial *serial) +static int spcp8x5_port_remove(struct usb_serial_port *port) { - int i; + struct spcp8x5_private *priv; - for (i = 0; i < serial->num_ports; i++) - kfree(usb_get_serial_port_data(serial->port[i])); + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } /* set the modem control line of the device. @@ -649,8 +639,8 @@ static struct usb_serial_driver spcp8x5_device = { .ioctl = spcp8x5_ioctl, .tiocmget = spcp8x5_tiocmget, .tiocmset = spcp8x5_tiocmset, - .attach = spcp8x5_startup, - .release = spcp8x5_release, + .port_probe = spcp8x5_port_probe, + .port_remove = spcp8x5_port_remove, .process_read_urb = spcp8x5_process_read_urb, }; diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c index 015810b3785b..868d1e6852e2 100644 --- a/drivers/usb/serial/ssu100.c +++ b/drivers/usb/serial/ssu100.c @@ -67,13 +67,6 @@ struct ssu100_port_private { struct async_icount icount; }; -static void ssu100_release(struct usb_serial *serial) -{ - struct ssu100_port_private *priv = usb_get_serial_port_data(*serial->port); - - kfree(priv); -} - static inline int ssu100_control_msg(struct usb_device *dev, u8 request, u16 data, u16 index) { @@ -442,21 +435,33 @@ static int ssu100_ioctl(struct tty_struct *tty, static int ssu100_attach(struct usb_serial *serial) { + return ssu100_initdevice(serial->dev); +} + +static int ssu100_port_probe(struct usb_serial_port *port) +{ struct ssu100_port_private *priv; - struct usb_serial_port *port = *serial->port; priv = kzalloc(sizeof(*priv), GFP_KERNEL); - if (!priv) { - dev_err(&port->dev, "%s- kmalloc(%Zd) failed.\n", __func__, - sizeof(*priv)); + if (!priv) return -ENOMEM; - } spin_lock_init(&priv->status_lock); init_waitqueue_head(&priv->delta_msr_wait); + usb_set_serial_port_data(port, priv); - return ssu100_initdevice(serial->dev); + return 0; +} + +static int ssu100_port_remove(struct usb_serial_port *port) +{ + struct ssu100_port_private *priv; + + priv = usb_get_serial_port_data(port); + kfree(priv); + + return 0; } static int ssu100_tiocmget(struct tty_struct *tty) @@ -647,7 +652,8 @@ static struct usb_serial_driver ssu100_device = { .open = ssu100_open, .close = ssu100_close, .attach = ssu100_attach, - .release = ssu100_release, + .port_probe = ssu100_port_probe, + .port_remove = ssu100_port_remove, .dtr_rts = ssu100_dtr_rts, .process_read_urb = ssu100_process_read_urb, .tiocmget = ssu100_tiocmget, diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 6f49392cda5b..f2530d2ef3c4 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -97,6 +97,8 @@ struct ti_device { static int ti_startup(struct usb_serial *serial); static void ti_release(struct usb_serial *serial); +static int ti_port_probe(struct usb_serial_port *port); +static int ti_port_remove(struct usb_serial_port *port); static int ti_open(struct tty_struct *tty, struct usb_serial_port *port); static void ti_close(struct usb_serial_port *port); static int ti_write(struct tty_struct *tty, struct usb_serial_port *port, @@ -221,6 +223,8 @@ static struct usb_serial_driver ti_1port_device = { .num_ports = 1, .attach = ti_startup, .release = ti_release, + .port_probe = ti_port_probe, + .port_remove = ti_port_remove, .open = ti_open, .close = ti_close, .write = ti_write, @@ -249,6 +253,8 @@ static struct usb_serial_driver ti_2port_device = { .num_ports = 2, .attach = ti_startup, .release = ti_release, + .port_probe = ti_port_probe, + .port_remove = ti_port_remove, .open = ti_open, .close = ti_close, .write = ti_write, @@ -347,11 +353,8 @@ module_exit(ti_exit); static int ti_startup(struct usb_serial *serial) { struct ti_device *tdev; - struct ti_port *tport; struct usb_device *dev = serial->dev; int status; - int i; - dev_dbg(&dev->dev, "%s - product 0x%4X, num configurations %d, configuration value %d", @@ -399,42 +402,8 @@ static int ti_startup(struct usb_serial *serial) goto free_tdev; } - /* set up port structures */ - for (i = 0; i < serial->num_ports; ++i) { - tport = kzalloc(sizeof(struct ti_port), GFP_KERNEL); - if (tport == NULL) { - dev_err(&dev->dev, "%s - out of memory\n", __func__); - status = -ENOMEM; - goto free_tports; - } - spin_lock_init(&tport->tp_lock); - tport->tp_uart_base_addr = (i == 0 ? - TI_UART1_BASE_ADDR : TI_UART2_BASE_ADDR); - tport->tp_closing_wait = closing_wait; - init_waitqueue_head(&tport->tp_msr_wait); - init_waitqueue_head(&tport->tp_write_wait); - if (kfifo_alloc(&tport->write_fifo, TI_WRITE_BUF_SIZE, - GFP_KERNEL)) { - dev_err(&dev->dev, "%s - out of memory\n", __func__); - kfree(tport); - status = -ENOMEM; - goto free_tports; - } - tport->tp_port = serial->port[i]; - tport->tp_tdev = tdev; - usb_set_serial_port_data(serial->port[i], tport); - tport->tp_uart_mode = 0; /* default is RS232 */ - } - return 0; -free_tports: - for (--i; i >= 0; --i) { - tport = usb_get_serial_port_data(serial->port[i]); - kfifo_free(&tport->write_fifo); - kfree(tport); - usb_set_serial_port_data(serial->port[i], NULL); - } free_tdev: kfree(tdev); usb_set_serial_data(serial, NULL); @@ -444,21 +413,50 @@ free_tdev: static void ti_release(struct usb_serial *serial) { - int i; struct ti_device *tdev = usb_get_serial_data(serial); + + kfree(tdev); +} + +static int ti_port_probe(struct usb_serial_port *port) +{ struct ti_port *tport; - for (i = 0; i < serial->num_ports; ++i) { - tport = usb_get_serial_port_data(serial->port[i]); - if (tport) { - kfifo_free(&tport->write_fifo); - kfree(tport); - } + tport = kzalloc(sizeof(*tport), GFP_KERNEL); + if (!tport) + return -ENOMEM; + + spin_lock_init(&tport->tp_lock); + if (port == port->serial->port[0]) + tport->tp_uart_base_addr = TI_UART1_BASE_ADDR; + else + tport->tp_uart_base_addr = TI_UART2_BASE_ADDR; + tport->tp_closing_wait = closing_wait; + init_waitqueue_head(&tport->tp_msr_wait); + init_waitqueue_head(&tport->tp_write_wait); + if (kfifo_alloc(&tport->write_fifo, TI_WRITE_BUF_SIZE, GFP_KERNEL)) { + kfree(tport); + return -ENOMEM; } + tport->tp_port = port; + tport->tp_tdev = usb_get_serial_data(port->serial); + tport->tp_uart_mode = 0; /* default is RS232 */ - kfree(tdev); + usb_set_serial_port_data(port, tport); + + return 0; } +static int ti_port_remove(struct usb_serial_port *port) +{ + struct ti_port *tport; + + tport = usb_get_serial_port_data(port); + kfifo_free(&tport->write_fifo); + kfree(tport); + + return 0; +} static int ti_open(struct tty_struct *tty, struct usb_serial_port *port) { diff --git a/drivers/usb/serial/usb-wwan.h b/drivers/usb/serial/usb-wwan.h index 1f034d2397c6..684739b8efd0 100644 --- a/drivers/usb/serial/usb-wwan.h +++ b/drivers/usb/serial/usb-wwan.h @@ -8,7 +8,7 @@ extern void usb_wwan_dtr_rts(struct usb_serial_port *port, int on); extern int usb_wwan_open(struct tty_struct *tty, struct usb_serial_port *port); extern void usb_wwan_close(struct usb_serial_port *port); -extern int usb_wwan_startup(struct usb_serial *serial); +extern int usb_wwan_port_probe(struct usb_serial_port *port); extern int usb_wwan_port_remove(struct usb_serial_port *port); extern int usb_wwan_write_room(struct tty_struct *tty); extern void usb_wwan_set_termios(struct tty_struct *tty, diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c index e42aa398ed37..61a73ad1a187 100644 --- a/drivers/usb/serial/usb_wwan.c +++ b/drivers/usb/serial/usb_wwan.c @@ -447,10 +447,12 @@ void usb_wwan_close(struct usb_serial_port *port) EXPORT_SYMBOL(usb_wwan_close); /* Helper functions used by usb_wwan_setup_urbs */ -static struct urb *usb_wwan_setup_urb(struct usb_serial *serial, int endpoint, +static struct urb *usb_wwan_setup_urb(struct usb_serial_port *port, + int endpoint, int dir, void *ctx, char *buf, int len, void (*callback) (struct urb *)) { + struct usb_serial *serial = port->serial; struct urb *urb; if (endpoint == -1) @@ -472,101 +474,75 @@ static struct urb *usb_wwan_setup_urb(struct usb_serial *serial, int endpoint, return urb; } -/* Setup urbs */ -static void usb_wwan_setup_urbs(struct usb_serial *serial) +int usb_wwan_port_probe(struct usb_serial_port *port) { - int i, j; - struct usb_serial_port *port; struct usb_wwan_port_private *portdata; + struct urb *urb; + u8 *buffer; + int err; + int i; - for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - portdata = usb_get_serial_port_data(port); + portdata = kzalloc(sizeof(*portdata), GFP_KERNEL); + if (!portdata) + return -ENOMEM; - /* Do indat endpoints first */ - for (j = 0; j < N_IN_URB; ++j) { - portdata->in_urbs[j] = usb_wwan_setup_urb(serial, - port-> - bulk_in_endpointAddress, - USB_DIR_IN, - port, - portdata-> - in_buffer[j], - IN_BUFLEN, - usb_wwan_indat_callback); - } + init_usb_anchor(&portdata->delayed); - /* outdat endpoints */ - for (j = 0; j < N_OUT_URB; ++j) { - portdata->out_urbs[j] = usb_wwan_setup_urb(serial, - port-> - bulk_out_endpointAddress, - USB_DIR_OUT, - port, - portdata-> - out_buffer - [j], - OUT_BUFLEN, - usb_wwan_outdat_callback); - } + for (i = 0; i < N_IN_URB; i++) { + buffer = (u8 *)__get_free_page(GFP_KERNEL); + if (!buffer) + goto bail_out_error; + portdata->in_buffer[i] = buffer; + + urb = usb_wwan_setup_urb(port, port->bulk_in_endpointAddress, + USB_DIR_IN, port, + buffer, IN_BUFLEN, + usb_wwan_indat_callback); + portdata->in_urbs[i] = urb; } -} - -int usb_wwan_startup(struct usb_serial *serial) -{ - int i, j, err; - struct usb_serial_port *port; - struct usb_wwan_port_private *portdata; - u8 *buffer; - /* Now setup per port private data */ - for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - portdata = kzalloc(sizeof(*portdata), GFP_KERNEL); - if (!portdata) { - dev_dbg(&port->dev, "%s: kmalloc for usb_wwan_port_private (%d) failed!.\n", - __func__, i); - return 1; - } - init_usb_anchor(&portdata->delayed); + for (i = 0; i < N_OUT_URB; i++) { + if (port->bulk_out_endpointAddress == -1) + continue; - for (j = 0; j < N_IN_URB; j++) { - buffer = (u8 *) __get_free_page(GFP_KERNEL); - if (!buffer) - goto bail_out_error; - portdata->in_buffer[j] = buffer; - } + buffer = kmalloc(OUT_BUFLEN, GFP_KERNEL); + if (!buffer) + goto bail_out_error2; + portdata->out_buffer[i] = buffer; - for (j = 0; j < N_OUT_URB; j++) { - buffer = kmalloc(OUT_BUFLEN, GFP_KERNEL); - if (!buffer) - goto bail_out_error2; - portdata->out_buffer[j] = buffer; - } + urb = usb_wwan_setup_urb(port, port->bulk_out_endpointAddress, + USB_DIR_OUT, port, + buffer, OUT_BUFLEN, + usb_wwan_outdat_callback); + portdata->out_urbs[i] = urb; + } - usb_set_serial_port_data(port, portdata); + usb_set_serial_port_data(port, portdata); - if (!port->interrupt_in_urb) - continue; + if (port->interrupt_in_urb) { err = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); if (err) dev_dbg(&port->dev, "%s: submit irq_in urb failed %d\n", __func__, err); } - usb_wwan_setup_urbs(serial); + return 0; bail_out_error2: - for (j = 0; j < N_OUT_URB; j++) - kfree(portdata->out_buffer[j]); + for (i = 0; i < N_OUT_URB; i++) { + usb_free_urb(portdata->out_urbs[i]); + kfree(portdata->out_buffer[i]); + } bail_out_error: - for (j = 0; j < N_IN_URB; j++) - if (portdata->in_buffer[j]) - free_page((unsigned long)portdata->in_buffer[j]); + for (i = 0; i < N_IN_URB; i++) { + usb_free_urb(portdata->in_urbs[i]); + free_page((unsigned long)portdata->in_buffer[i]); + } kfree(portdata); - return 1; + + return -ENOMEM; } -EXPORT_SYMBOL(usb_wwan_startup); +EXPORT_SYMBOL_GPL(usb_wwan_port_probe); int usb_wwan_port_remove(struct usb_serial_port *port) { diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c index 346c7efc20b0..b9fca3586d74 100644 --- a/drivers/usb/serial/whiteheat.c +++ b/drivers/usb/serial/whiteheat.c @@ -83,6 +83,8 @@ static int whiteheat_firmware_attach(struct usb_serial *serial); /* function prototypes for the Connect Tech WhiteHEAT serial converter */ static int whiteheat_attach(struct usb_serial *serial); static void whiteheat_release(struct usb_serial *serial); +static int whiteheat_port_probe(struct usb_serial_port *port); +static int whiteheat_port_remove(struct usb_serial_port *port); static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port); static void whiteheat_close(struct usb_serial_port *port); @@ -117,6 +119,8 @@ static struct usb_serial_driver whiteheat_device = { .num_ports = 4, .attach = whiteheat_attach, .release = whiteheat_release, + .port_probe = whiteheat_port_probe, + .port_remove = whiteheat_port_remove, .open = whiteheat_open, .close = whiteheat_close, .ioctl = whiteheat_ioctl, @@ -218,15 +222,12 @@ static int whiteheat_attach(struct usb_serial *serial) { struct usb_serial_port *command_port; struct whiteheat_command_private *command_info; - struct usb_serial_port *port; - struct whiteheat_private *info; struct whiteheat_hw_info *hw_info; int pipe; int ret; int alen; __u8 *command; __u8 *result; - int i; command_port = serial->port[COMMAND_PORT]; @@ -285,22 +286,6 @@ static int whiteheat_attach(struct usb_serial *serial) serial->type->description, hw_info->sw_major_rev, hw_info->sw_minor_rev); - for (i = 0; i < serial->num_ports; i++) { - port = serial->port[i]; - - info = kmalloc(sizeof(struct whiteheat_private), GFP_KERNEL); - if (info == NULL) { - dev_err(&port->dev, - "%s: Out of memory for port structures\n", - serial->type->description); - goto no_private; - } - - info->mcr = 0; - - usb_set_serial_port_data(port, info); - } - command_info = kmalloc(sizeof(struct whiteheat_command_private), GFP_KERNEL); if (command_info == NULL) { @@ -333,16 +318,10 @@ no_firmware: "%s: please contact support@connecttech.com\n", serial->type->description); kfree(result); + kfree(command); return -ENODEV; no_command_private: - for (i = serial->num_ports - 1; i >= 0; i--) { - port = serial->port[i]; - info = usb_get_serial_port_data(port); - kfree(info); -no_private: - ; - } kfree(result); no_result_buffer: kfree(command); @@ -350,21 +329,36 @@ no_command_buffer: return -ENOMEM; } - static void whiteheat_release(struct usb_serial *serial) { struct usb_serial_port *command_port; - struct whiteheat_private *info; - int i; /* free up our private data for our command port */ command_port = serial->port[COMMAND_PORT]; kfree(usb_get_serial_port_data(command_port)); +} - for (i = 0; i < serial->num_ports; i++) { - info = usb_get_serial_port_data(serial->port[i]); - kfree(info); - } +static int whiteheat_port_probe(struct usb_serial_port *port) +{ + struct whiteheat_private *info; + + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + usb_set_serial_port_data(port, info); + + return 0; +} + +static int whiteheat_port_remove(struct usb_serial_port *port) +{ + struct whiteheat_private *info; + + info = usb_get_serial_port_data(port); + kfree(info); + + return 0; } static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port) diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 779cd954abcb..d305a5aa3a5d 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -1004,6 +1004,12 @@ UNUSUAL_DEV( 0x07cf, 0x1001, 0x1000, 0x9999, USB_SC_8070, USB_PR_CB, NULL, US_FL_NEED_OVERRIDE | US_FL_FIX_INQUIRY ), +/* Submitted by Oleksandr Chumachenko <ledest@gmail.com> */ +UNUSUAL_DEV( 0x07cf, 0x1167, 0x0100, 0x0100, + "Casio", + "EX-N1 DigitalCamera", + USB_SC_8070, USB_PR_DEVICE, NULL, 0), + /* Submitted by Hartmut Wahl <hwahl@hwahl.de>*/ UNUSUAL_DEV( 0x0839, 0x000a, 0x0001, 0x0001, "Samsung", diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index c101697a4ba7..765a945f8ea1 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -60,7 +60,8 @@ config LCD_LTV350QV The LTV350QV panel is present on all ATSTK1000 boards. config LCD_ILI9320 - tristate + tristate "ILI Technology ILI9320 controller support" + depends on SPI help If you have a panel based on the ILI9320 controller chip then say y to include a power driver for it. diff --git a/drivers/video/backlight/lm3639_bl.c b/drivers/video/backlight/lm3639_bl.c index c6915c6c3cd1..585949b57055 100644 --- a/drivers/video/backlight/lm3639_bl.c +++ b/drivers/video/backlight/lm3639_bl.c @@ -206,11 +206,11 @@ static ssize_t lm3639_bled_mode_store(struct device *dev, out: dev_err(pchip->dev, "%s:i2c access fail to register\n", __func__); - return size; + return ret; out_input: dev_err(pchip->dev, "%s:input conversion fail\n", __func__); - return size; + return ret; } diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index d4dffcd52873..126d8ce591ce 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -3,6 +3,7 @@ menu "Xen driver support" config XEN_BALLOON bool "Xen memory balloon driver" + depends on !ARM default y help The balloon driver allows the Xen domain to request more memory from @@ -145,6 +146,7 @@ config SWIOTLB_XEN config XEN_TMEM bool + depends on !ARM default y if (CLEANCACHE || FRONTSWAP) help Shim to interface in-kernel Transcendent Memory hooks diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index 31ab82fda38a..d6886d90ccfd 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -55,7 +55,6 @@ #include <asm/pgalloc.h> #include <asm/pgtable.h> #include <asm/tlb.h> -#include <asm/e820.h> #include <asm/xen/hypervisor.h> #include <asm/xen/hypercall.h> @@ -88,7 +87,7 @@ struct balloon_stats balloon_stats; EXPORT_SYMBOL_GPL(balloon_stats); /* We increase/decrease in batches which fit in a page */ -static unsigned long frame_list[PAGE_SIZE / sizeof(unsigned long)]; +static xen_pfn_t frame_list[PAGE_SIZE / sizeof(unsigned long)]; #ifdef CONFIG_HIGHMEM #define inc_totalhigh_pages() (totalhigh_pages++) diff --git a/drivers/xen/dbgp.c b/drivers/xen/dbgp.c index 42569c77ccc8..f3ccc80a455f 100644 --- a/drivers/xen/dbgp.c +++ b/drivers/xen/dbgp.c @@ -8,7 +8,9 @@ static int xen_dbgp_op(struct usb_hcd *hcd, int op) { +#ifdef CONFIG_PCI const struct device *ctrlr = hcd_to_bus(hcd)->controller; +#endif struct physdev_dbgp_op dbgp; if (!xen_initial_domain()) diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 59e10a1286d5..912ac81b6dbf 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -115,7 +115,9 @@ struct irq_info { #define PIRQ_SHAREABLE (1 << 1) static int *evtchn_to_irq; +#ifdef CONFIG_X86 static unsigned long *pirq_eoi_map; +#endif static bool (*pirq_needs_eoi)(unsigned irq); static DEFINE_PER_CPU(unsigned long [NR_EVENT_CHANNELS/BITS_PER_LONG], @@ -277,10 +279,12 @@ static unsigned int cpu_from_evtchn(unsigned int evtchn) return ret; } +#ifdef CONFIG_X86 static bool pirq_check_eoi_map(unsigned irq) { return test_bit(pirq_from_irq(irq), pirq_eoi_map); } +#endif static bool pirq_needs_eoi_flag(unsigned irq) { diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index b2b0a375b348..b91f14e83164 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -84,7 +84,7 @@ struct gnttab_ops { * nr_gframes is the number of frames to map grant table. Returning * GNTST_okay means success and negative value means failure. */ - int (*map_frames)(unsigned long *frames, unsigned int nr_gframes); + int (*map_frames)(xen_pfn_t *frames, unsigned int nr_gframes); /* * Release a list of frames which are mapped in map_frames for grant * entry status. @@ -960,7 +960,7 @@ static unsigned nr_status_frames(unsigned nr_grant_frames) return (nr_grant_frames * GREFS_PER_GRANT_FRAME + SPP - 1) / SPP; } -static int gnttab_map_frames_v1(unsigned long *frames, unsigned int nr_gframes) +static int gnttab_map_frames_v1(xen_pfn_t *frames, unsigned int nr_gframes) { int rc; @@ -977,7 +977,7 @@ static void gnttab_unmap_frames_v1(void) arch_gnttab_unmap(gnttab_shared.addr, nr_grant_frames); } -static int gnttab_map_frames_v2(unsigned long *frames, unsigned int nr_gframes) +static int gnttab_map_frames_v2(xen_pfn_t *frames, unsigned int nr_gframes) { uint64_t *sframes; unsigned int nr_sframes; @@ -1029,7 +1029,7 @@ static void gnttab_unmap_frames_v2(void) static int gnttab_map(unsigned int start_idx, unsigned int end_idx) { struct gnttab_setup_table setup; - unsigned long *frames; + xen_pfn_t *frames; unsigned int nr_gframes = end_idx + 1; int rc; diff --git a/drivers/xen/sys-hypervisor.c b/drivers/xen/sys-hypervisor.c index 5e5ad7e28858..96453f8a85c5 100644 --- a/drivers/xen/sys-hypervisor.c +++ b/drivers/xen/sys-hypervisor.c @@ -11,6 +11,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/kobject.h> +#include <linux/err.h> #include <asm/xen/hypervisor.h> #include <asm/xen/hypercall.h> @@ -284,7 +285,8 @@ static ssize_t virtual_start_show(struct hyp_sysfs_attr *attr, char *buffer) ret = HYPERVISOR_xen_version(XENVER_platform_parameters, parms); if (!ret) - ret = sprintf(buffer, "%lx\n", parms->virt_start); + ret = sprintf(buffer, "%"PRI_xen_ulong"\n", + parms->virt_start); kfree(parms); } diff --git a/drivers/xen/xen-pciback/vpci.c b/drivers/xen/xen-pciback/vpci.c index 46d140baebd8..0f478ac483cd 100644 --- a/drivers/xen/xen-pciback/vpci.c +++ b/drivers/xen/xen-pciback/vpci.c @@ -89,9 +89,15 @@ static int __xen_pcibk_add_pci_dev(struct xen_pcibk_device *pdev, mutex_lock(&vpci_dev->lock); - /* Keep multi-function devices together on the virtual PCI bus */ - for (slot = 0; slot < PCI_SLOT_MAX; slot++) { - if (!list_empty(&vpci_dev->dev_list[slot])) { + /* + * Keep multi-function devices together on the virtual PCI bus, except + * virtual functions. + */ + if (!dev->is_virtfn) { + for (slot = 0; slot < PCI_SLOT_MAX; slot++) { + if (list_empty(&vpci_dev->dev_list[slot])) + continue; + t = list_entry(list_first(&vpci_dev->dev_list[slot]), struct pci_dev_entry, list); @@ -116,7 +122,7 @@ static int __xen_pcibk_add_pci_dev(struct xen_pcibk_device *pdev, pci_name(dev), slot); list_add_tail(&dev_entry->list, &vpci_dev->dev_list[slot]); - func = PCI_FUNC(dev->devfn); + func = dev->is_virtfn ? 0 : PCI_FUNC(dev->devfn); goto unlock; } } diff --git a/drivers/xen/xenbus/xenbus_xs.c b/drivers/xen/xenbus/xenbus_xs.c index 48220e129f85..acedeabe589c 100644 --- a/drivers/xen/xenbus/xenbus_xs.c +++ b/drivers/xen/xenbus/xenbus_xs.c @@ -625,8 +625,9 @@ static struct xenbus_watch *find_watch(const char *token) * so if we are running on anything older than 4 do not attempt to read * control/platform-feature-xs_reset_watches. */ -static bool xen_strict_xenbus_quirk() +static bool xen_strict_xenbus_quirk(void) { +#ifdef CONFIG_X86 uint32_t eax, ebx, ecx, edx, base; base = xen_cpuid_base(); @@ -634,6 +635,7 @@ static bool xen_strict_xenbus_quirk() if ((eax >> 16) < 4) return true; +#endif return false; } |