diff options
Diffstat (limited to 'sound/soc/intel/catpt')
| -rw-r--r-- | sound/soc/intel/catpt/Makefile | 6 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/core.h | 188 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/device.c | 355 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/dsp.c | 578 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/ipc.c | 298 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/loader.c | 671 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/messages.c | 313 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/messages.h | 401 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/pcm.c | 1175 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/registers.h | 178 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/sysfs.c | 55 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/trace.h | 83 |
12 files changed, 4301 insertions, 0 deletions
diff --git a/sound/soc/intel/catpt/Makefile b/sound/soc/intel/catpt/Makefile new file mode 100644 index 000000000000..c393a45795da --- /dev/null +++ b/sound/soc/intel/catpt/Makefile @@ -0,0 +1,6 @@ +snd-soc-catpt-objs := device.o dsp.o loader.o ipc.o messages.o pcm.o sysfs.o + +# tell define_trace.h where to find the trace header +CFLAGS_device.o := -I$(src) + +obj-$(CONFIG_SND_SOC_INTEL_CATPT) += snd-soc-catpt.o diff --git a/sound/soc/intel/catpt/core.h b/sound/soc/intel/catpt/core.h new file mode 100644 index 000000000000..88dc3fb6306f --- /dev/null +++ b/sound/soc/intel/catpt/core.h @@ -0,0 +1,188 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright(c) 2020 Intel Corporation. All rights reserved. + * + * Author: Cezary Rojewski <cezary.rojewski@intel.com> + */ + +#ifndef __SND_SOC_INTEL_CATPT_CORE_H +#define __SND_SOC_INTEL_CATPT_CORE_H + +#include <linux/dma/dw.h> +#include <linux/irqreturn.h> +#include "messages.h" +#include "registers.h" + +struct catpt_dev; + +extern const struct attribute_group *catpt_attr_groups[]; + +void catpt_sram_init(struct resource *sram, u32 start, u32 size); +void catpt_sram_free(struct resource *sram); +struct resource * +catpt_request_region(struct resource *root, resource_size_t size); + +static inline bool catpt_resource_overlapping(struct resource *r1, + struct resource *r2, + struct resource *ret) +{ + if (!resource_overlaps(r1, r2)) + return false; + ret->start = max(r1->start, r2->start); + ret->end = min(r1->end, r2->end); + return true; +} + +struct catpt_ipc_msg { + union { + u32 header; + union catpt_global_msg rsp; + }; + void *data; + size_t size; +}; + +struct catpt_ipc { + struct device *dev; + + struct catpt_ipc_msg rx; + struct catpt_fw_ready config; + u32 default_timeout; + bool ready; + + spinlock_t lock; + struct mutex mutex; + struct completion done_completion; + struct completion busy_completion; +}; + +void catpt_ipc_init(struct catpt_ipc *ipc, struct device *dev); + +struct catpt_module_type { + bool loaded; + u32 entry_point; + u32 persistent_size; + u32 scratch_size; + /* DRAM, initial module state */ + u32 state_offset; + u32 state_size; + + struct list_head node; +}; + +struct catpt_spec { + struct snd_soc_acpi_mach *machines; + u8 core_id; + u32 host_dram_offset; + u32 host_iram_offset; + u32 host_shim_offset; + u32 host_dma_offset[CATPT_DMA_COUNT]; + u32 host_ssp_offset[CATPT_SSP_COUNT]; + u32 dram_mask; + u32 iram_mask; + void (*pll_shutdown)(struct catpt_dev *cdev, bool enable); + int (*power_up)(struct catpt_dev *cdev); + int (*power_down)(struct catpt_dev *cdev); +}; + +struct catpt_dev { + struct device *dev; + struct dw_dma_chip *dmac; + struct catpt_ipc ipc; + + void __iomem *pci_ba; + void __iomem *lpe_ba; + u32 lpe_base; + int irq; + + const struct catpt_spec *spec; + struct completion fw_ready; + + struct resource dram; + struct resource iram; + struct resource *scratch; + + struct catpt_mixer_stream_info mixer; + struct catpt_module_type modules[CATPT_MODULE_COUNT]; + struct catpt_ssp_device_format devfmt[CATPT_SSP_COUNT]; + struct list_head stream_list; + spinlock_t list_lock; + struct mutex clk_mutex; + + struct catpt_dx_context dx_ctx; + void *dxbuf_vaddr; + dma_addr_t dxbuf_paddr; +}; + +int catpt_dmac_probe(struct catpt_dev *cdev); +void catpt_dmac_remove(struct catpt_dev *cdev); +struct dma_chan *catpt_dma_request_config_chan(struct catpt_dev *cdev); +int catpt_dma_memcpy_todsp(struct catpt_dev *cdev, struct dma_chan *chan, + dma_addr_t dst_addr, dma_addr_t src_addr, + size_t size); +int catpt_dma_memcpy_fromdsp(struct catpt_dev *cdev, struct dma_chan *chan, + dma_addr_t dst_addr, dma_addr_t src_addr, + size_t size); + +void lpt_dsp_pll_shutdown(struct catpt_dev *cdev, bool enable); +void wpt_dsp_pll_shutdown(struct catpt_dev *cdev, bool enable); +int lpt_dsp_power_up(struct catpt_dev *cdev); +int lpt_dsp_power_down(struct catpt_dev *cdev); +int wpt_dsp_power_up(struct catpt_dev *cdev); +int wpt_dsp_power_down(struct catpt_dev *cdev); +int catpt_dsp_stall(struct catpt_dev *cdev, bool stall); +void catpt_dsp_update_srampge(struct catpt_dev *cdev, struct resource *sram, + unsigned long mask); +int catpt_dsp_update_lpclock(struct catpt_dev *cdev); +irqreturn_t catpt_dsp_irq_handler(int irq, void *dev_id); +irqreturn_t catpt_dsp_irq_thread(int irq, void *dev_id); + +/* + * IPC handlers may return positive values which denote successful + * HOST <-> DSP communication yet failure to process specific request. + * Use below macro to convert returned non-zero values appropriately + */ +#define CATPT_IPC_ERROR(err) (((err) < 0) ? (err) : -EREMOTEIO) + +int catpt_dsp_send_msg_timeout(struct catpt_dev *cdev, + struct catpt_ipc_msg request, + struct catpt_ipc_msg *reply, int timeout); +int catpt_dsp_send_msg(struct catpt_dev *cdev, struct catpt_ipc_msg request, + struct catpt_ipc_msg *reply); + +int catpt_first_boot_firmware(struct catpt_dev *cdev); +int catpt_boot_firmware(struct catpt_dev *cdev, bool restore); +int catpt_store_streams_context(struct catpt_dev *cdev, struct dma_chan *chan); +int catpt_store_module_states(struct catpt_dev *cdev, struct dma_chan *chan); +int catpt_store_memdumps(struct catpt_dev *cdev, struct dma_chan *chan); +int catpt_coredump(struct catpt_dev *cdev); + +#include <sound/memalloc.h> +#include <uapi/sound/asound.h> + +struct snd_pcm_substream; +struct catpt_stream_template; + +struct catpt_stream_runtime { + struct snd_pcm_substream *substream; + + struct catpt_stream_template *template; + struct catpt_stream_info info; + struct resource *persistent; + struct snd_dma_buffer pgtbl; + + bool allocated; + bool prepared; + + struct list_head node; +}; + +int catpt_register_plat_component(struct catpt_dev *cdev); +void catpt_stream_update_position(struct catpt_dev *cdev, + struct catpt_stream_runtime *stream, + struct catpt_notify_position *pos); +struct catpt_stream_runtime * +catpt_stream_find(struct catpt_dev *cdev, u8 stream_hw_id); +int catpt_arm_stream_templates(struct catpt_dev *cdev); + +#endif diff --git a/sound/soc/intel/catpt/device.c b/sound/soc/intel/catpt/device.c new file mode 100644 index 000000000000..a70179959795 --- /dev/null +++ b/sound/soc/intel/catpt/device.c @@ -0,0 +1,355 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// +// Special thanks to: +// Marcin Barlik <marcin.barlik@intel.com> +// Piotr Papierkowski <piotr.papierkowski@intel.com> +// +// for sharing LPT-LP and WTP-LP AudioDSP architecture expertise and +// helping backtrack its historical background +// + +#include <linux/acpi.h> +#include <linux/dma-mapping.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <sound/soc.h> +#include <sound/soc-acpi.h> +#include <sound/soc-acpi-intel-match.h> +#include "core.h" +#include "registers.h" + +#define CREATE_TRACE_POINTS +#include "trace.h" + +static int __maybe_unused catpt_suspend(struct device *dev) +{ + struct catpt_dev *cdev = dev_get_drvdata(dev); + struct dma_chan *chan; + int ret; + + chan = catpt_dma_request_config_chan(cdev); + if (IS_ERR(chan)) + return PTR_ERR(chan); + + memset(&cdev->dx_ctx, 0, sizeof(cdev->dx_ctx)); + ret = catpt_ipc_enter_dxstate(cdev, CATPT_DX_STATE_D3, &cdev->dx_ctx); + if (ret) { + ret = CATPT_IPC_ERROR(ret); + goto release_dma_chan; + } + + ret = catpt_dsp_stall(cdev, true); + if (ret) + goto release_dma_chan; + + ret = catpt_store_memdumps(cdev, chan); + if (ret) { + dev_err(cdev->dev, "store memdumps failed: %d\n", ret); + goto release_dma_chan; + } + + ret = catpt_store_module_states(cdev, chan); + if (ret) { + dev_err(cdev->dev, "store module states failed: %d\n", ret); + goto release_dma_chan; + } + + ret = catpt_store_streams_context(cdev, chan); + if (ret) + dev_err(cdev->dev, "store streams ctx failed: %d\n", ret); + +release_dma_chan: + dma_release_channel(chan); + if (ret) + return ret; + return cdev->spec->power_down(cdev); +} + +static int __maybe_unused catpt_resume(struct device *dev) +{ + struct catpt_dev *cdev = dev_get_drvdata(dev); + int ret, i; + + ret = cdev->spec->power_up(cdev); + if (ret) + return ret; + + if (!try_module_get(dev->driver->owner)) { + dev_info(dev, "module unloading, skipping fw boot\n"); + return 0; + } + module_put(dev->driver->owner); + + ret = catpt_boot_firmware(cdev, true); + if (ret) { + dev_err(cdev->dev, "boot firmware failed: %d\n", ret); + return ret; + } + + /* reconfigure SSP devices after Dx transition */ + for (i = 0; i < CATPT_SSP_COUNT; i++) { + if (cdev->devfmt[i].iface == UINT_MAX) + continue; + + ret = catpt_ipc_set_device_format(cdev, &cdev->devfmt[i]); + if (ret) + return CATPT_IPC_ERROR(ret); + } + + return 0; +} + +static int __maybe_unused catpt_runtime_suspend(struct device *dev) +{ + if (!try_module_get(dev->driver->owner)) { + dev_info(dev, "module unloading, skipping suspend\n"); + return 0; + } + module_put(dev->driver->owner); + + return catpt_suspend(dev); +} + +static int __maybe_unused catpt_runtime_resume(struct device *dev) +{ + return catpt_resume(dev); +} + +static const struct dev_pm_ops catpt_dev_pm = { + SET_SYSTEM_SLEEP_PM_OPS(catpt_suspend, catpt_resume) + SET_RUNTIME_PM_OPS(catpt_runtime_suspend, catpt_runtime_resume, NULL) +}; + +/* machine board owned by CATPT is removed with this hook */ +static void board_pdev_unregister(void *data) +{ + platform_device_unregister(data); +} + +static int catpt_register_board(struct catpt_dev *cdev) +{ + const struct catpt_spec *spec = cdev->spec; + struct snd_soc_acpi_mach *mach; + struct platform_device *board; + + mach = snd_soc_acpi_find_machine(spec->machines); + if (!mach) { + dev_info(cdev->dev, "no machines present\n"); + return 0; + } + + mach->mach_params.platform = "catpt-platform"; + board = platform_device_register_data(NULL, mach->drv_name, + PLATFORM_DEVID_NONE, + (const void *)mach, sizeof(*mach)); + if (IS_ERR(board)) { + dev_err(cdev->dev, "board register failed\n"); + return PTR_ERR(board); + } + + return devm_add_action_or_reset(cdev->dev, board_pdev_unregister, + board); +} + +static int catpt_probe_components(struct catpt_dev *cdev) +{ + int ret; + + ret = cdev->spec->power_up(cdev); + if (ret) + return ret; + + ret = catpt_dmac_probe(cdev); + if (ret) { + dev_err(cdev->dev, "DMAC probe failed: %d\n", ret); + goto err_dmac_probe; + } + + ret = catpt_first_boot_firmware(cdev); + if (ret) { + dev_err(cdev->dev, "first fw boot failed: %d\n", ret); + goto err_boot_fw; + } + + ret = catpt_register_plat_component(cdev); + if (ret) { + dev_err(cdev->dev, "register plat comp failed: %d\n", ret); + goto err_boot_fw; + } + + ret = catpt_register_board(cdev); + if (ret) { + dev_err(cdev->dev, "register board failed: %d\n", ret); + goto err_reg_board; + } + + /* reflect actual ADSP state in pm_runtime */ + pm_runtime_set_active(cdev->dev); + + pm_runtime_set_autosuspend_delay(cdev->dev, 2000); + pm_runtime_use_autosuspend(cdev->dev); + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_enable(cdev->dev); + return 0; + +err_reg_board: + snd_soc_unregister_component(cdev->dev); +err_boot_fw: + catpt_dmac_remove(cdev); +err_dmac_probe: + cdev->spec->power_down(cdev); + + return ret; +} + +static void catpt_dev_init(struct catpt_dev *cdev, struct device *dev, + const struct catpt_spec *spec) +{ + cdev->dev = dev; + cdev->spec = spec; + init_completion(&cdev->fw_ready); + INIT_LIST_HEAD(&cdev->stream_list); + spin_lock_init(&cdev->list_lock); + mutex_init(&cdev->clk_mutex); + + /* + * Mark both device formats as uninitialized. Once corresponding + * cpu_dai's pcm is created, proper values are assigned. + */ + cdev->devfmt[CATPT_SSP_IFACE_0].iface = UINT_MAX; + cdev->devfmt[CATPT_SSP_IFACE_1].iface = UINT_MAX; + + catpt_ipc_init(&cdev->ipc, dev); + + catpt_sram_init(&cdev->dram, spec->host_dram_offset, + catpt_dram_size(cdev)); + catpt_sram_init(&cdev->iram, spec->host_iram_offset, + catpt_iram_size(cdev)); +} + +static int catpt_acpi_probe(struct platform_device *pdev) +{ + const struct catpt_spec *spec; + struct catpt_dev *cdev; + struct device *dev = &pdev->dev; + struct resource *res; + int ret; + + spec = device_get_match_data(dev); + if (!spec) + return -ENODEV; + + cdev = devm_kzalloc(dev, sizeof(*cdev), GFP_KERNEL); + if (!cdev) + return -ENOMEM; + + catpt_dev_init(cdev, dev, spec); + + /* map DSP bar address */ + cdev->lpe_ba = devm_platform_get_and_ioremap_resource(pdev, 0, &res); + if (IS_ERR(cdev->lpe_ba)) + return PTR_ERR(cdev->lpe_ba); + cdev->lpe_base = res->start; + + /* map PCI bar address */ + cdev->pci_ba = devm_platform_ioremap_resource(pdev, 1); + if (IS_ERR(cdev->pci_ba)) + return PTR_ERR(cdev->pci_ba); + + /* alloc buffer for storing DRAM context during dx transitions */ + cdev->dxbuf_vaddr = dmam_alloc_coherent(dev, catpt_dram_size(cdev), + &cdev->dxbuf_paddr, GFP_KERNEL); + if (!cdev->dxbuf_vaddr) + return -ENOMEM; + + ret = platform_get_irq(pdev, 0); + if (ret < 0) + return ret; + cdev->irq = ret; + + platform_set_drvdata(pdev, cdev); + + ret = devm_request_threaded_irq(dev, cdev->irq, catpt_dsp_irq_handler, + catpt_dsp_irq_thread, + IRQF_SHARED, "AudioDSP", cdev); + if (ret) + return ret; + + return catpt_probe_components(cdev); +} + +static int catpt_acpi_remove(struct platform_device *pdev) +{ + struct catpt_dev *cdev = platform_get_drvdata(pdev); + + pm_runtime_disable(cdev->dev); + + snd_soc_unregister_component(cdev->dev); + catpt_dmac_remove(cdev); + cdev->spec->power_down(cdev); + + catpt_sram_free(&cdev->iram); + catpt_sram_free(&cdev->dram); + + return 0; +} + +static struct catpt_spec lpt_desc = { + .machines = snd_soc_acpi_intel_haswell_machines, + .core_id = 0x01, + .host_dram_offset = 0x000000, + .host_iram_offset = 0x080000, + .host_shim_offset = 0x0E7000, + .host_dma_offset = { 0x0F0000, 0x0F8000 }, + .host_ssp_offset = { 0x0E8000, 0x0E9000 }, + .dram_mask = LPT_VDRTCTL0_DSRAMPGE_MASK, + .iram_mask = LPT_VDRTCTL0_ISRAMPGE_MASK, + .pll_shutdown = lpt_dsp_pll_shutdown, + .power_up = lpt_dsp_power_up, + .power_down = lpt_dsp_power_down, +}; + +static struct catpt_spec wpt_desc = { + .machines = snd_soc_acpi_intel_broadwell_machines, + .core_id = 0x02, + .host_dram_offset = 0x000000, + .host_iram_offset = 0x0A0000, + .host_shim_offset = 0x0FB000, + .host_dma_offset = { 0x0FE000, 0x0FF000 }, + .host_ssp_offset = { 0x0FC000, 0x0FD000 }, + .dram_mask = WPT_VDRTCTL0_DSRAMPGE_MASK, + .iram_mask = WPT_VDRTCTL0_ISRAMPGE_MASK, + .pll_shutdown = wpt_dsp_pll_shutdown, + .power_up = wpt_dsp_power_up, + .power_down = wpt_dsp_power_down, +}; + +static const struct acpi_device_id catpt_ids[] = { + { "INT33C8", (unsigned long)&lpt_desc }, + { "INT3438", (unsigned long)&wpt_desc }, + { } +}; +MODULE_DEVICE_TABLE(acpi, catpt_ids); + +static struct platform_driver catpt_acpi_driver = { + .probe = catpt_acpi_probe, + .remove = catpt_acpi_remove, + .driver = { + .name = "intel_catpt", + .acpi_match_table = catpt_ids, + .pm = &catpt_dev_pm, + .dev_groups = catpt_attr_groups, + }, +}; +module_platform_driver(catpt_acpi_driver); + +MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>"); +MODULE_DESCRIPTION("Intel LPT/WPT AudioDSP driver"); +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/intel/catpt/dsp.c b/sound/soc/intel/catpt/dsp.c new file mode 100644 index 000000000000..7d2968571951 --- /dev/null +++ b/sound/soc/intel/catpt/dsp.c @@ -0,0 +1,578 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/devcoredump.h> +#include <linux/dma-mapping.h> +#include <linux/firmware.h> +#include <linux/pci.h> +#include <linux/pxa2xx_ssp.h> +#include "core.h" +#include "messages.h" +#include "registers.h" + +static bool catpt_dma_filter(struct dma_chan *chan, void *param) +{ + return param == chan->device->dev; +} + +/* + * Either engine 0 or 1 can be used for image loading. + * Align with Windows driver equivalent and stick to engine 1. + */ +#define CATPT_DMA_DEVID 1 +#define CATPT_DMA_DSP_ADDR_MASK GENMASK(31, 20) + +struct dma_chan *catpt_dma_request_config_chan(struct catpt_dev *cdev) +{ + struct dma_slave_config config; + struct dma_chan *chan; + dma_cap_mask_t mask; + int ret; + + dma_cap_zero(mask); + dma_cap_set(DMA_MEMCPY, mask); + + chan = dma_request_channel(mask, catpt_dma_filter, cdev->dev); + if (!chan) { + dev_err(cdev->dev, "request channel failed\n"); + return ERR_PTR(-ENODEV); + } + + memset(&config, 0, sizeof(config)); + config.direction = DMA_MEM_TO_DEV; + config.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + config.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; + config.src_maxburst = 16; + config.dst_maxburst = 16; + + ret = dmaengine_slave_config(chan, &config); + if (ret) { + dev_err(cdev->dev, "slave config failed: %d\n", ret); + dma_release_channel(chan); + return ERR_PTR(ret); + } + + return chan; +} + +static int catpt_dma_memcpy(struct catpt_dev *cdev, struct dma_chan *chan, + dma_addr_t dst_addr, dma_addr_t src_addr, + size_t size) +{ + struct dma_async_tx_descriptor *desc; + enum dma_status status; + + desc = dmaengine_prep_dma_memcpy(chan, dst_addr, src_addr, size, + DMA_CTRL_ACK); + if (!desc) { + dev_err(cdev->dev, "prep dma memcpy failed\n"); + return -EIO; + } + + /* enable demand mode for dma channel */ + catpt_updatel_shim(cdev, HMDC, + CATPT_HMDC_HDDA(CATPT_DMA_DEVID, chan->chan_id), + CATPT_HMDC_HDDA(CATPT_DMA_DEVID, chan->chan_id)); + dmaengine_submit(desc); + status = dma_wait_for_async_tx(desc); + /* regardless of status, disable access to HOST memory in demand mode */ + catpt_updatel_shim(cdev, HMDC, + CATPT_HMDC_HDDA(CATPT_DMA_DEVID, chan->chan_id), 0); + + return (status == DMA_COMPLETE) ? 0 : -EPROTO; +} + +int catpt_dma_memcpy_todsp(struct catpt_dev *cdev, struct dma_chan *chan, + dma_addr_t dst_addr, dma_addr_t src_addr, + size_t size) +{ + return catpt_dma_memcpy(cdev, chan, dst_addr | CATPT_DMA_DSP_ADDR_MASK, + src_addr, size); +} + +int catpt_dma_memcpy_fromdsp(struct catpt_dev *cdev, struct dma_chan *chan, + dma_addr_t dst_addr, dma_addr_t src_addr, + size_t size) +{ + return catpt_dma_memcpy(cdev, chan, dst_addr, + src_addr | CATPT_DMA_DSP_ADDR_MASK, size); +} + +int catpt_dmac_probe(struct catpt_dev *cdev) +{ + struct dw_dma_chip *dmac; + int ret; + + dmac = devm_kzalloc(cdev->dev, sizeof(*dmac), GFP_KERNEL); + if (!dmac) + return -ENOMEM; + + dmac->regs = cdev->lpe_ba + cdev->spec->host_dma_offset[CATPT_DMA_DEVID]; + dmac->dev = cdev->dev; + dmac->irq = cdev->irq; + + ret = dma_coerce_mask_and_coherent(cdev->dev, DMA_BIT_MASK(31)); + if (ret) + return ret; + /* + * Caller is responsible for putting device in D0 to allow + * for I/O and memory access before probing DW. + */ + ret = dw_dma_probe(dmac); + if (ret) + return ret; + + cdev->dmac = dmac; + return 0; +} + +void catpt_dmac_remove(struct catpt_dev *cdev) +{ + /* + * As do_dma_remove() juggles with pm_runtime_get_xxx() and + * pm_runtime_put_xxx() while both ADSP and DW 'devices' are part of + * the same module, caller makes sure pm_runtime_disable() is invoked + * before removing DW to prevent postmortem resume and suspend. + */ + dw_dma_remove(cdev->dmac); +} + +static void catpt_dsp_set_srampge(struct catpt_dev *cdev, struct resource *sram, + unsigned long mask, unsigned long new) +{ + unsigned long old; + u32 off = sram->start; + u32 b = __ffs(mask); + + old = catpt_readl_pci(cdev, VDRTCTL0) & mask; + dev_dbg(cdev->dev, "SRAMPGE [0x%08lx] 0x%08lx -> 0x%08lx", + mask, old, new); + + if (old == new) + return; + + catpt_updatel_pci(cdev, VDRTCTL0, mask, new); + /* wait for SRAM power gating to propagate */ + udelay(60); + + /* + * Dummy read as the very first access after block enable + * to prevent byte loss in future operations. + */ + for_each_clear_bit_from(b, &new, fls_long(mask)) { + u8 buf[4]; + + /* newly enabled: new bit=0 while old bit=1 */ + if (test_bit(b, &old)) { + dev_dbg(cdev->dev, "sanitize block %ld: off 0x%08x\n", + b - __ffs(mask), off); + memcpy_fromio(buf, cdev->lpe_ba + off, sizeof(buf)); + } + off += CATPT_MEMBLOCK_SIZE; + } +} + +void catpt_dsp_update_srampge(struct catpt_dev *cdev, struct resource *sram, + unsigned long mask) +{ + struct resource *res; + unsigned long new = 0; + + /* flag all busy blocks */ + for (res = sram->child; res; res = res->sibling) { + u32 h, l; + + h = (res->end - sram->start) / CATPT_MEMBLOCK_SIZE; + l = (res->start - sram->start) / CATPT_MEMBLOCK_SIZE; + new |= GENMASK(h, l); + } + + /* offset value given mask's start and invert it as ON=b0 */ + new = ~(new << __ffs(mask)) & mask; + + /* disable core clock gating */ + catpt_updatel_pci(cdev, VDRTCTL2, CATPT_VDRTCTL2_DCLCGE, 0); + + catpt_dsp_set_srampge(cdev, sram, mask, new); + + /* enable core clock gating */ + catpt_updatel_pci(cdev, VDRTCTL2, CATPT_VDRTCTL2_DCLCGE, + CATPT_VDRTCTL2_DCLCGE); +} + +int catpt_dsp_stall(struct catpt_dev *cdev, bool stall) +{ + u32 reg, val; + + val = stall ? CATPT_CS_STALL : 0; + catpt_updatel_shim(cdev, CS1, CATPT_CS_STALL, val); + + return catpt_readl_poll_shim(cdev, CS1, + reg, (reg & CATPT_CS_STALL) == val, + 500, 10000); +} + +static int catpt_dsp_reset(struct catpt_dev *cdev, bool reset) +{ + u32 reg, val; + + val = reset ? CATPT_CS_RST : 0; + catpt_updatel_shim(cdev, CS1, CATPT_CS_RST, val); + + return catpt_readl_poll_shim(cdev, CS1, + reg, (reg & CATPT_CS_RST) == val, + 500, 10000); +} + +void lpt_dsp_pll_shutdown(struct catpt_dev *cdev, bool enable) +{ + u32 val; + + val = enable ? LPT_VDRTCTL0_APLLSE : 0; + catpt_updatel_pci(cdev, VDRTCTL0, LPT_VDRTCTL0_APLLSE, val); +} + +void wpt_dsp_pll_shutdown(struct catpt_dev *cdev, bool enable) +{ + u32 val; + + val = enable ? WPT_VDRTCTL2_APLLSE : 0; + catpt_updatel_pci(cdev, VDRTCTL2, WPT_VDRTCTL2_APLLSE, val); +} + +static int catpt_dsp_select_lpclock(struct catpt_dev *cdev, bool lp, bool waiti) +{ + u32 mask, reg, val; + int ret; + + mutex_lock(&cdev->clk_mutex); + + val = lp ? CATPT_CS_LPCS : 0; + reg = catpt_readl_shim(cdev, CS1) & CATPT_CS_LPCS; + dev_dbg(cdev->dev, "LPCS [0x%08lx] 0x%08x -> 0x%08x", + CATPT_CS_LPCS, reg, val); + + if (reg == val) { + mutex_unlock(&cdev->clk_mutex); + return 0; + } + + if (waiti) { + /* wait for DSP to signal WAIT state */ + ret = catpt_readl_poll_shim(cdev, ISD, + reg, (reg & CATPT_ISD_DCPWM), + 500, 10000); + if (ret) { + dev_err(cdev->dev, "await WAITI timeout\n"); + mutex_unlock(&cdev->clk_mutex); + return ret; + } + } + + ret = catpt_readl_poll_shim(cdev, CLKCTL, + reg, !(reg & CATPT_CLKCTL_CFCIP), + 500, 10000); + if (ret) + dev_warn(cdev->dev, "clock change still in progress\n"); + + /* default to DSP core & audio fabric high clock */ + val |= CATPT_CS_DCS_HIGH; + mask = CATPT_CS_LPCS | CATPT_CS_DCS; + catpt_updatel_shim(cdev, CS1, mask, val); + + ret = catpt_readl_poll_shim(cdev, CLKCTL, + reg, !(reg & CATPT_CLKCTL_CFCIP), + 500, 10000); + if (ret) + dev_warn(cdev->dev, "clock change still in progress\n"); + + /* update PLL accordingly */ + cdev->spec->pll_shutdown(cdev, lp); + + mutex_unlock(&cdev->clk_mutex); + return 0; +} + +int catpt_dsp_update_lpclock(struct catpt_dev *cdev) +{ + struct catpt_stream_runtime *stream; + + list_for_each_entry(stream, &cdev->stream_list, node) + if (stream->prepared) + return catpt_dsp_select_lpclock(cdev, false, true); + + return catpt_dsp_select_lpclock(cdev, true, true); +} + +/* bring registers to their defaults as HW won't reset itself */ +static void catpt_dsp_set_regs_defaults(struct catpt_dev *cdev) +{ + int i; + + catpt_writel_shim(cdev, CS1, CATPT_CS_DEFAULT); + catpt_writel_shim(cdev, ISC, CATPT_ISC_DEFAULT); + catpt_writel_shim(cdev, ISD, CATPT_ISD_DEFAULT); + catpt_writel_shim(cdev, IMC, CATPT_IMC_DEFAULT); + catpt_writel_shim(cdev, IMD, CATPT_IMD_DEFAULT); + catpt_writel_shim(cdev, IPCC, CATPT_IPCC_DEFAULT); + catpt_writel_shim(cdev, IPCD, CATPT_IPCD_DEFAULT); + catpt_writel_shim(cdev, CLKCTL, CATPT_CLKCTL_DEFAULT); + catpt_writel_shim(cdev, CS2, CATPT_CS2_DEFAULT); + catpt_writel_shim(cdev, LTRC, CATPT_LTRC_DEFAULT); + catpt_writel_shim(cdev, HMDC, CATPT_HMDC_DEFAULT); + + for (i = 0; i < CATPT_SSP_COUNT; i++) { + catpt_writel_ssp(cdev, i, SSCR0, CATPT_SSC0_DEFAULT); + catpt_writel_ssp(cdev, i, SSCR1, CATPT_SSC1_DEFAULT); + catpt_writel_ssp(cdev, i, SSSR, CATPT_SSS_DEFAULT); + catpt_writel_ssp(cdev, i, SSITR, CATPT_SSIT_DEFAULT); + catpt_writel_ssp(cdev, i, SSDR, CATPT_SSD_DEFAULT); + catpt_writel_ssp(cdev, i, SSTO, CATPT_SSTO_DEFAULT); + catpt_writel_ssp(cdev, i, SSPSP, CATPT_SSPSP_DEFAULT); + catpt_writel_ssp(cdev, i, SSTSA, CATPT_SSTSA_DEFAULT); + catpt_writel_ssp(cdev, i, SSRSA, CATPT_SSRSA_DEFAULT); + catpt_writel_ssp(cdev, i, SSTSS, CATPT_SSTSS_DEFAULT); + catpt_writel_ssp(cdev, i, SSCR2, CATPT_SSCR2_DEFAULT); + catpt_writel_ssp(cdev, i, SSPSP2, CATPT_SSPSP2_DEFAULT); + } +} + +int lpt_dsp_power_down(struct catpt_dev *cdev) +{ + catpt_dsp_reset(cdev, true); + + /* set 24Mhz clock for both SSPs */ + catpt_updatel_shim(cdev, CS1, CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1), + CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1)); + catpt_dsp_select_lpclock(cdev, true, false); + + /* DRAM power gating all */ + catpt_dsp_set_srampge(cdev, &cdev->dram, cdev->spec->dram_mask, + cdev->spec->dram_mask); + catpt_dsp_set_srampge(cdev, &cdev->iram, cdev->spec->iram_mask, + cdev->spec->iram_mask); + + catpt_updatel_pci(cdev, PMCS, PCI_PM_CTRL_STATE_MASK, PCI_D3hot); + /* give hw time to drop off */ + udelay(50); + + return 0; +} + +int lpt_dsp_power_up(struct catpt_dev *cdev) +{ + /* SRAM power gating none */ + catpt_dsp_set_srampge(cdev, &cdev->dram, cdev->spec->dram_mask, 0); + catpt_dsp_set_srampge(cdev, &cdev->iram, cdev->spec->iram_mask, 0); + + catpt_updatel_pci(cdev, PMCS, PCI_PM_CTRL_STATE_MASK, PCI_D0); + /* give hw time to wake up */ + udelay(100); + + catpt_dsp_select_lpclock(cdev, false, false); + catpt_updatel_shim(cdev, CS1, + CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1), + CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1)); + /* stagger DSP reset after clock selection */ + udelay(50); + + catpt_dsp_reset(cdev, false); + /* generate int deassert msg to fix inversed int logic */ + catpt_updatel_shim(cdev, IMC, CATPT_IMC_IPCDB | CATPT_IMC_IPCCD, 0); + + return 0; +} + +int wpt_dsp_power_down(struct catpt_dev *cdev) +{ + u32 mask, val; + + /* disable core clock gating */ + catpt_updatel_pci(cdev, VDRTCTL2, CATPT_VDRTCTL2_DCLCGE, 0); + + catpt_dsp_reset(cdev, true); + /* set 24Mhz clock for both SSPs */ + catpt_updatel_shim(cdev, CS1, CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1), + CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1)); + catpt_dsp_select_lpclock(cdev, true, false); + /* disable MCLK */ + catpt_updatel_shim(cdev, CLKCTL, CATPT_CLKCTL_SMOS, 0); + + catpt_dsp_set_regs_defaults(cdev); + + /* switch clock gating */ + mask = CATPT_VDRTCTL2_CGEALL & (~CATPT_VDRTCTL2_DCLCGE); + val = mask & (~CATPT_VDRTCTL2_DTCGE); + catpt_updatel_pci(cdev, VDRTCTL2, mask, val); + /* enable DTCGE separatelly */ + catpt_updatel_pci(cdev, VDRTCTL2, CATPT_VDRTCTL2_DTCGE, + CATPT_VDRTCTL2_DTCGE); + + /* SRAM power gating all */ + catpt_dsp_set_srampge(cdev, &cdev->dram, cdev->spec->dram_mask, + cdev->spec->dram_mask); + catpt_dsp_set_srampge(cdev, &cdev->iram, cdev->spec->iram_mask, + cdev->spec->iram_mask); + mask = WPT_VDRTCTL0_D3SRAMPGD | WPT_VDRTCTL0_D3PGD; + catpt_updatel_pci(cdev, VDRTCTL0, mask, WPT_VDRTCTL0_D3PGD); + + catpt_updatel_pci(cdev, PMCS, PCI_PM_CTRL_STATE_MASK, PCI_D3hot); + /* give hw time to drop off */ + udelay(50); + + /* enable core clock gating */ + catpt_updatel_pci(cdev, VDRTCTL2, CATPT_VDRTCTL2_DCLCGE, + CATPT_VDRTCTL2_DCLCGE); + udelay(50); + + return 0; +} + +int wpt_dsp_power_up(struct catpt_dev *cdev) +{ + u32 mask, val; + + /* disable core clock gating */ + catpt_updatel_pci(cdev, VDRTCTL2, CATPT_VDRTCTL2_DCLCGE, 0); + + /* switch clock gating */ + mask = CATPT_VDRTCTL2_CGEALL & (~CATPT_VDRTCTL2_DCLCGE); + val = mask & (~CATPT_VDRTCTL2_DTCGE); + catpt_updatel_pci(cdev, VDRTCTL2, mask, val); + + catpt_updatel_pci(cdev, PMCS, PCI_PM_CTRL_STATE_MASK, PCI_D0); + + /* SRAM power gating none */ + mask = WPT_VDRTCTL0_D3SRAMPGD | WPT_VDRTCTL0_D3PGD; + catpt_updatel_pci(cdev, VDRTCTL0, mask, mask); + catpt_dsp_set_srampge(cdev, &cdev->dram, cdev->spec->dram_mask, 0); + catpt_dsp_set_srampge(cdev, &cdev->iram, cdev->spec->iram_mask, 0); + + catpt_dsp_set_regs_defaults(cdev); + + /* restore MCLK */ + catpt_updatel_shim(cdev, CLKCTL, CATPT_CLKCTL_SMOS, CATPT_CLKCTL_SMOS); + catpt_dsp_select_lpclock(cdev, false, false); + /* set 24Mhz clock for both SSPs */ + catpt_updatel_shim(cdev, CS1, CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1), + CATPT_CS_SBCS(0) | CATPT_CS_SBCS(1)); + catpt_dsp_reset(cdev, false); + + /* enable core clock gating */ + catpt_updatel_pci(cdev, VDRTCTL2, CATPT_VDRTCTL2_DCLCGE, + CATPT_VDRTCTL2_DCLCGE); + + /* generate int deassert msg to fix inversed int logic */ + catpt_updatel_shim(cdev, IMC, CATPT_IMC_IPCDB | CATPT_IMC_IPCCD, 0); + + return 0; +} + +#define CATPT_DUMP_MAGIC 0xcd42 +#define CATPT_DUMP_SECTION_ID_FILE 0x00 +#define CATPT_DUMP_SECTION_ID_IRAM 0x01 +#define CATPT_DUMP_SECTION_ID_DRAM 0x02 +#define CATPT_DUMP_SECTION_ID_REGS 0x03 +#define CATPT_DUMP_HASH_SIZE 20 + +struct catpt_dump_section_hdr { + u16 magic; + u8 core_id; + u8 section_id; + u32 size; +}; + +int catpt_coredump(struct catpt_dev *cdev) +{ + struct catpt_dump_section_hdr *hdr; + size_t dump_size, regs_size; + u8 *dump, *pos; + const char *eof; + char *info; + int i; + + regs_size = CATPT_SHIM_REGS_SIZE; + regs_size += CATPT_DMA_COUNT * CATPT_DMA_REGS_SIZE; + regs_size += CATPT_SSP_COUNT * CATPT_SSP_REGS_SIZE; + dump_size = resource_size(&cdev->dram); + dump_size += resource_size(&cdev->iram); + dump_size += regs_size; + /* account for header of each section and hash chunk */ + dump_size += 4 * sizeof(*hdr) + CATPT_DUMP_HASH_SIZE; + + dump = vzalloc(dump_size); + if (!dump) + return -ENOMEM; + + pos = dump; + + hdr = (struct catpt_dump_section_hdr *)pos; + hdr->magic = CATPT_DUMP_MAGIC; + hdr->core_id = cdev->spec->core_id; + hdr->section_id = CATPT_DUMP_SECTION_ID_FILE; + hdr->size = dump_size - sizeof(*hdr); + pos += sizeof(*hdr); + + info = cdev->ipc.config.fw_info; + eof = info + FW_INFO_SIZE_MAX; + /* navigate to fifth info segment (fw hash) */ + for (i = 0; i < 4 && info < eof; i++, info++) { + /* info segments are separated by space each */ + info = strnchr(info, eof - info, ' '); + if (!info) + break; + } + + if (i == 4 && info) + memcpy(pos, info, min_t(u32, eof - info, CATPT_DUMP_HASH_SIZE)); + pos += CATPT_DUMP_HASH_SIZE; + + hdr = (struct catpt_dump_section_hdr *)pos; + hdr->magic = CATPT_DUMP_MAGIC; + hdr->core_id = cdev->spec->core_id; + hdr->section_id = CATPT_DUMP_SECTION_ID_IRAM; + hdr->size = resource_size(&cdev->iram); + pos += sizeof(*hdr); + + memcpy_fromio(pos, cdev->lpe_ba + cdev->iram.start, hdr->size); + pos += hdr->size; + + hdr = (struct catpt_dump_section_hdr *)pos; + hdr->magic = CATPT_DUMP_MAGIC; + hdr->core_id = cdev->spec->core_id; + hdr->section_id = CATPT_DUMP_SECTION_ID_DRAM; + hdr->size = resource_size(&cdev->dram); + pos += sizeof(*hdr); + + memcpy_fromio(pos, cdev->lpe_ba + cdev->dram.start, hdr->size); + pos += hdr->size; + + hdr = (struct catpt_dump_section_hdr *)pos; + hdr->magic = CATPT_DUMP_MAGIC; + hdr->core_id = cdev->spec->core_id; + hdr->section_id = CATPT_DUMP_SECTION_ID_REGS; + hdr->size = regs_size; + pos += sizeof(*hdr); + + memcpy_fromio(pos, catpt_shim_addr(cdev), CATPT_SHIM_REGS_SIZE); + pos += CATPT_SHIM_REGS_SIZE; + + for (i = 0; i < CATPT_SSP_COUNT; i++) { + memcpy_fromio(pos, catpt_ssp_addr(cdev, i), + CATPT_SSP_REGS_SIZE); + pos += CATPT_SSP_REGS_SIZE; + } + for (i = 0; i < CATPT_DMA_COUNT; i++) { + memcpy_fromio(pos, catpt_dma_addr(cdev, i), + CATPT_DMA_REGS_SIZE); + pos += CATPT_DMA_REGS_SIZE; + } + + dev_coredumpv(cdev->dev, dump, dump_size, GFP_KERNEL); + + return 0; +} diff --git a/sound/soc/intel/catpt/ipc.c b/sound/soc/intel/catpt/ipc.c new file mode 100644 index 000000000000..5b718a846fda --- /dev/null +++ b/sound/soc/intel/catpt/ipc.c @@ -0,0 +1,298 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/irqreturn.h> +#include "core.h" +#include "messages.h" +#include "registers.h" +#include "trace.h" + +#define CATPT_IPC_TIMEOUT_MS 300 + +void catpt_ipc_init(struct catpt_ipc *ipc, struct device *dev) +{ + ipc->dev = dev; + ipc->ready = false; + ipc->default_timeout = CATPT_IPC_TIMEOUT_MS; + init_completion(&ipc->done_completion); + init_completion(&ipc->busy_completion); + spin_lock_init(&ipc->lock); + mutex_init(&ipc->mutex); +} + +static int catpt_ipc_arm(struct catpt_ipc *ipc, struct catpt_fw_ready *config) +{ + /* + * Both tx and rx are put into and received from outbox. Inbox is + * only used for notifications where payload size is known upfront, + * thus no separate buffer is allocated for it. + */ + ipc->rx.data = devm_kzalloc(ipc->dev, config->outbox_size, GFP_KERNEL); + if (!ipc->rx.data) + return -ENOMEM; + + memcpy(&ipc->config, config, sizeof(*config)); + ipc->ready = true; + + return 0; +} + +static void catpt_ipc_msg_init(struct catpt_ipc *ipc, + struct catpt_ipc_msg *reply) +{ + lockdep_assert_held(&ipc->lock); + + ipc->rx.header = 0; + ipc->rx.size = reply ? reply->size : 0; + reinit_completion(&ipc->done_completion); + reinit_completion(&ipc->busy_completion); +} + +static void catpt_dsp_send_tx(struct catpt_dev *cdev, + const struct catpt_ipc_msg *tx) +{ + u32 header = tx->header | CATPT_IPCC_BUSY; + + trace_catpt_ipc_request(header); + trace_catpt_ipc_payload(tx->data, tx->size); + + memcpy_toio(catpt_outbox_addr(cdev), tx->data, tx->size); + catpt_writel_shim(cdev, IPCC, header); +} + +static int catpt_wait_msg_completion(struct catpt_dev *cdev, int timeout) +{ + struct catpt_ipc *ipc = &cdev->ipc; + int ret; + + ret = wait_for_completion_timeout(&ipc->done_completion, + msecs_to_jiffies(timeout)); + if (!ret) + return -ETIMEDOUT; + if (ipc->rx.rsp.status != CATPT_REPLY_PENDING) + return 0; + + /* wait for delayed reply */ + ret = wait_for_completion_timeout(&ipc->busy_completion, + msecs_to_jiffies(timeout)); + return ret ? 0 : -ETIMEDOUT; +} + +static int catpt_dsp_do_send_msg(struct catpt_dev *cdev, + struct catpt_ipc_msg request, + struct catpt_ipc_msg *reply, int timeout) +{ + struct catpt_ipc *ipc = &cdev->ipc; + unsigned long flags; + int ret; + + if (!ipc->ready) + return -EPERM; + if (request.size > ipc->config.outbox_size || + (reply && reply->size > ipc->config.outbox_size)) + return -EINVAL; + + spin_lock_irqsave(&ipc->lock, flags); + catpt_ipc_msg_init(ipc, reply); + catpt_dsp_send_tx(cdev, &request); + spin_unlock_irqrestore(&ipc->lock, flags); + + ret = catpt_wait_msg_completion(cdev, timeout); + if (ret) { + dev_crit(cdev->dev, "communication severed: %d, rebooting dsp..\n", + ret); + ipc->ready = false; + /* TODO: attempt recovery */ + return ret; + } + + ret = ipc->rx.rsp.status; + if (reply) { + reply->header = ipc->rx.header; + + if (!ret && reply->data) + memcpy(reply->data, ipc->rx.data, reply->size); + } + + return ret; +} + +int catpt_dsp_send_msg_timeout(struct catpt_dev *cdev, + struct catpt_ipc_msg request, + struct catpt_ipc_msg *reply, int timeout) +{ + struct catpt_ipc *ipc = &cdev->ipc; + int ret; + + mutex_lock(&ipc->mutex); + ret = catpt_dsp_do_send_msg(cdev, request, reply, timeout); + mutex_unlock(&ipc->mutex); + + return ret; +} + +int catpt_dsp_send_msg(struct catpt_dev *cdev, struct catpt_ipc_msg request, + struct catpt_ipc_msg *reply) +{ + return catpt_dsp_send_msg_timeout(cdev, request, reply, + cdev->ipc.default_timeout); +} + +static void +catpt_dsp_notify_stream(struct catpt_dev *cdev, union catpt_notify_msg msg) +{ + struct catpt_stream_runtime *stream; + struct catpt_notify_position pos; + struct catpt_notify_glitch glitch; + + stream = catpt_stream_find(cdev, msg.stream_hw_id); + if (!stream) { + dev_warn(cdev->dev, "notify %d for non-existent stream %d\n", + msg.notify_reason, msg.stream_hw_id); + return; + } + + switch (msg.notify_reason) { + case CATPT_NOTIFY_POSITION_CHANGED: + memcpy_fromio(&pos, catpt_inbox_addr(cdev), sizeof(pos)); + trace_catpt_ipc_payload((u8 *)&pos, sizeof(pos)); + + catpt_stream_update_position(cdev, stream, &pos); + break; + + case CATPT_NOTIFY_GLITCH_OCCURRED: + memcpy_fromio(&glitch, catpt_inbox_addr(cdev), sizeof(glitch)); + trace_catpt_ipc_payload((u8 *)&glitch, sizeof(glitch)); + + dev_warn(cdev->dev, "glitch %d at pos: 0x%08llx, wp: 0x%08x\n", + glitch.type, glitch.presentation_pos, + glitch.write_pos); + break; + + default: + dev_warn(cdev->dev, "unknown notification: %d received\n", + msg.notify_reason); + break; + } +} + +static void catpt_dsp_copy_rx(struct catpt_dev *cdev, u32 header) +{ + struct catpt_ipc *ipc = &cdev->ipc; + + ipc->rx.header = header; + if (ipc->rx.rsp.status != CATPT_REPLY_SUCCESS) + return; + + memcpy_fromio(ipc->rx.data, catpt_outbox_addr(cdev), ipc->rx.size); + trace_catpt_ipc_payload(ipc->rx.data, ipc->rx.size); +} + +static void catpt_dsp_process_response(struct catpt_dev *cdev, u32 header) +{ + union catpt_notify_msg msg = CATPT_MSG(header); + struct catpt_ipc *ipc = &cdev->ipc; + + if (msg.fw_ready) { + struct catpt_fw_ready config; + /* to fit 32b header original address is shifted right by 3 */ + u32 off = msg.mailbox_address << 3; + + memcpy_fromio(&config, cdev->lpe_ba + off, sizeof(config)); + trace_catpt_ipc_payload((u8 *)&config, sizeof(config)); + + catpt_ipc_arm(ipc, &config); + complete(&cdev->fw_ready); + return; + } + + switch (msg.global_msg_type) { + case CATPT_GLB_REQUEST_CORE_DUMP: + dev_err(cdev->dev, "ADSP device coredump received\n"); + ipc->ready = false; + catpt_coredump(cdev); + /* TODO: attempt recovery */ + break; + + case CATPT_GLB_STREAM_MESSAGE: + switch (msg.stream_msg_type) { + case CATPT_STRM_NOTIFICATION: + catpt_dsp_notify_stream(cdev, msg); + break; + default: + catpt_dsp_copy_rx(cdev, header); + /* signal completion of delayed reply */ + complete(&ipc->busy_completion); + break; + } + break; + + default: + dev_warn(cdev->dev, "unknown response: %d received\n", + msg.global_msg_type); + break; + } +} + +irqreturn_t catpt_dsp_irq_thread(int irq, void *dev_id) +{ + struct catpt_dev *cdev = dev_id; + u32 ipcd; + + ipcd = catpt_readl_shim(cdev, IPCD); + trace_catpt_ipc_notify(ipcd); + + /* ensure there is delayed reply or notification to process */ + if (!(ipcd & CATPT_IPCD_BUSY)) + return IRQ_NONE; + + catpt_dsp_process_response(cdev, ipcd); + + /* tell DSP processing is completed */ + catpt_updatel_shim(cdev, IPCD, CATPT_IPCD_BUSY | CATPT_IPCD_DONE, + CATPT_IPCD_DONE); + /* unmask dsp BUSY interrupt */ + catpt_updatel_shim(cdev, IMC, CATPT_IMC_IPCDB, 0); + + return IRQ_HANDLED; +} + +irqreturn_t catpt_dsp_irq_handler(int irq, void *dev_id) +{ + struct catpt_dev *cdev = dev_id; + irqreturn_t ret = IRQ_NONE; + u32 isc, ipcc; + + isc = catpt_readl_shim(cdev, ISC); + trace_catpt_irq(isc); + + /* immediate reply */ + if (isc & CATPT_ISC_IPCCD) { + /* mask host DONE interrupt */ + catpt_updatel_shim(cdev, IMC, CATPT_IMC_IPCCD, CATPT_IMC_IPCCD); + + ipcc = catpt_readl_shim(cdev, IPCC); + trace_catpt_ipc_reply(ipcc); + catpt_dsp_copy_rx(cdev, ipcc); + complete(&cdev->ipc.done_completion); + + /* tell DSP processing is completed */ + catpt_updatel_shim(cdev, IPCC, CATPT_IPCC_DONE, 0); + /* unmask host DONE interrupt */ + catpt_updatel_shim(cdev, IMC, CATPT_IMC_IPCCD, 0); + ret = IRQ_HANDLED; + } + + /* delayed reply or notification */ + if (isc & CATPT_ISC_IPCDB) { + /* mask dsp BUSY interrupt */ + catpt_updatel_shim(cdev, IMC, CATPT_IMC_IPCDB, CATPT_IMC_IPCDB); + ret = IRQ_WAKE_THREAD; + } + + return ret; +} diff --git a/sound/soc/intel/catpt/loader.c b/sound/soc/intel/catpt/loader.c new file mode 100644 index 000000000000..8a5f20abcadb --- /dev/null +++ b/sound/soc/intel/catpt/loader.c @@ -0,0 +1,671 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/dma-mapping.h> +#include <linux/firmware.h> +#include <linux/slab.h> +#include "core.h" +#include "registers.h" + +/* FW load (200ms) plus operational delays */ +#define FW_READY_TIMEOUT_MS 250 + +#define FW_SIGNATURE "$SST" +#define FW_SIGNATURE_SIZE 4 + +struct catpt_fw_hdr { + char signature[FW_SIGNATURE_SIZE]; + u32 file_size; + u32 modules; + u32 file_format; + u32 reserved[4]; +} __packed; + +struct catpt_fw_mod_hdr { + char signature[FW_SIGNATURE_SIZE]; + u32 mod_size; + u32 blocks; + u16 slot; + u16 module_id; + u32 entry_point; + u32 persistent_size; + u32 scratch_size; +} __packed; + +enum catpt_ram_type { + CATPT_RAM_TYPE_IRAM = 1, + CATPT_RAM_TYPE_DRAM = 2, + /* DRAM with module's initial state */ + CATPT_RAM_TYPE_INSTANCE = 3, +}; + +struct catpt_fw_block_hdr { + u32 ram_type; + u32 size; + u32 ram_offset; + u32 rsvd; +} __packed; + +void catpt_sram_init(struct resource *sram, u32 start, u32 size) +{ + sram->start = start; + sram->end = start + size - 1; +} + +void catpt_sram_free(struct resource *sram) +{ + struct resource *res, *save; + + for (res = sram->child; res;) { + save = res->sibling; + release_resource(res); + kfree(res); + res = save; + } +} + +struct resource * +catpt_request_region(struct resource *root, resource_size_t size) +{ + struct resource *res = root->child; + resource_size_t addr = root->start; + + for (;;) { + if (res->start - addr >= size) + break; + addr = res->end + 1; + res = res->sibling; + if (!res) + return NULL; + } + + return __request_region(root, addr, size, NULL, 0); +} + +int catpt_store_streams_context(struct catpt_dev *cdev, struct dma_chan *chan) +{ + struct catpt_stream_runtime *stream; + + list_for_each_entry(stream, &cdev->stream_list, node) { + u32 off, size; + int ret; + + off = stream->persistent->start; + size = resource_size(stream->persistent); + dev_dbg(cdev->dev, "storing stream %d ctx: off 0x%08x size %d\n", + stream->info.stream_hw_id, off, size); + + ret = catpt_dma_memcpy_fromdsp(cdev, chan, + cdev->dxbuf_paddr + off, + cdev->lpe_base + off, + ALIGN(size, 4)); + if (ret) { + dev_err(cdev->dev, "memcpy fromdsp failed: %d\n", ret); + return ret; + } + } + + return 0; +} + +int catpt_store_module_states(struct catpt_dev *cdev, struct dma_chan *chan) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(cdev->modules); i++) { + struct catpt_module_type *type; + u32 off; + int ret; + + type = &cdev->modules[i]; + if (!type->loaded || !type->state_size) + continue; + + off = type->state_offset; + dev_dbg(cdev->dev, "storing mod %d state: off 0x%08x size %d\n", + i, off, type->state_size); + + ret = catpt_dma_memcpy_fromdsp(cdev, chan, + cdev->dxbuf_paddr + off, + cdev->lpe_base + off, + ALIGN(type->state_size, 4)); + if (ret) { + dev_err(cdev->dev, "memcpy fromdsp failed: %d\n", ret); + return ret; + } + } + + return 0; +} + +int catpt_store_memdumps(struct catpt_dev *cdev, struct dma_chan *chan) +{ + int i; + + for (i = 0; i < cdev->dx_ctx.num_meminfo; i++) { + struct catpt_save_meminfo *info; + u32 off; + int ret; + + info = &cdev->dx_ctx.meminfo[i]; + if (info->source != CATPT_DX_TYPE_MEMORY_DUMP) + continue; + + off = catpt_to_host_offset(info->offset); + if (off < cdev->dram.start || off > cdev->dram.end) + continue; + + dev_dbg(cdev->dev, "storing memdump: off 0x%08x size %d\n", + off, info->size); + + ret = catpt_dma_memcpy_fromdsp(cdev, chan, + cdev->dxbuf_paddr + off, + cdev->lpe_base + off, + ALIGN(info->size, 4)); + if (ret) { + dev_err(cdev->dev, "memcpy fromdsp failed: %d\n", ret); + return ret; + } + } + + return 0; +} + +static int +catpt_restore_streams_context(struct catpt_dev *cdev, struct dma_chan *chan) +{ + struct catpt_stream_runtime *stream; + + list_for_each_entry(stream, &cdev->stream_list, node) { + u32 off, size; + int ret; + + off = stream->persistent->start; + size = resource_size(stream->persistent); + dev_dbg(cdev->dev, "restoring stream %d ctx: off 0x%08x size %d\n", + stream->info.stream_hw_id, off, size); + + ret = catpt_dma_memcpy_todsp(cdev, chan, + cdev->lpe_base + off, + cdev->dxbuf_paddr + off, + ALIGN(size, 4)); + if (ret) { + dev_err(cdev->dev, "memcpy fromdsp failed: %d\n", ret); + return ret; + } + } + + return 0; +} + +static int catpt_restore_memdumps(struct catpt_dev *cdev, struct dma_chan *chan) +{ + int i; + + for (i = 0; i < cdev->dx_ctx.num_meminfo; i++) { + struct catpt_save_meminfo *info; + u32 off; + int ret; + + info = &cdev->dx_ctx.meminfo[i]; + if (info->source != CATPT_DX_TYPE_MEMORY_DUMP) + continue; + + off = catpt_to_host_offset(info->offset); + if (off < cdev->dram.start || off > cdev->dram.end) + continue; + + dev_dbg(cdev->dev, "restoring memdump: off 0x%08x size %d\n", + off, info->size); + + ret = catpt_dma_memcpy_todsp(cdev, chan, + cdev->lpe_base + off, + cdev->dxbuf_paddr + off, + ALIGN(info->size, 4)); + if (ret) { + dev_err(cdev->dev, "restore block failed: %d\n", ret); + return ret; + } + } + + return 0; +} + +static int catpt_restore_fwimage(struct catpt_dev *cdev, + struct dma_chan *chan, dma_addr_t paddr, + struct catpt_fw_block_hdr *blk) +{ + struct resource r1, r2, common; + int i; + + print_hex_dump_debug(__func__, DUMP_PREFIX_OFFSET, 8, 4, + blk, sizeof(*blk), false); + + r1.start = cdev->dram.start + blk->ram_offset; + r1.end = r1.start + blk->size - 1; + /* advance to data area */ + paddr += sizeof(*blk); + + for (i = 0; i < cdev->dx_ctx.num_meminfo; i++) { + struct catpt_save_meminfo *info; + u32 off; + int ret; + + info = &cdev->dx_ctx.meminfo[i]; + + if (info->source != CATPT_DX_TYPE_FW_IMAGE) + continue; + + off = catpt_to_host_offset(info->offset); + if (off < cdev->dram.start || off > cdev->dram.end) + continue; + + r2.start = off; + r2.end = r2.start + info->size - 1; + + if (!catpt_resource_overlapping(&r2, &r1, &common)) + continue; + /* calculate start offset of common data area */ + off = common.start - r1.start; + + dev_dbg(cdev->dev, "restoring fwimage: %pr\n", &common); + + ret = catpt_dma_memcpy_todsp(cdev, chan, common.start, + paddr + off, + resource_size(&common)); + if (ret) { + dev_err(cdev->dev, "memcpy todsp failed: %d\n", ret); + return ret; + } + } + + return 0; +} + +static int catpt_load_block(struct catpt_dev *cdev, + struct dma_chan *chan, dma_addr_t paddr, + struct catpt_fw_block_hdr *blk, bool alloc) +{ + struct resource *sram, *res; + dma_addr_t dst_addr; + int ret; + + print_hex_dump_debug(__func__, DUMP_PREFIX_OFFSET, 8, 4, + blk, sizeof(*blk), false); + + switch (blk->ram_type) { + case CATPT_RAM_TYPE_IRAM: + sram = &cdev->iram; + break; + default: + sram = &cdev->dram; + break; + }; + + dst_addr = sram->start + blk->ram_offset; + if (alloc) { + res = __request_region(sram, dst_addr, blk->size, NULL, 0); + if (!res) + return -EBUSY; + } + + /* advance to data area */ + paddr += sizeof(*blk); + + ret = catpt_dma_memcpy_todsp(cdev, chan, dst_addr, paddr, blk->size); + if (ret) { + dev_err(cdev->dev, "memcpy error: %d\n", ret); + __release_region(sram, dst_addr, blk->size); + } + + return ret; +} + +static int catpt_restore_basefw(struct catpt_dev *cdev, + struct dma_chan *chan, dma_addr_t paddr, + struct catpt_fw_mod_hdr *basefw) +{ + u32 offset = sizeof(*basefw); + int ret, i; + + print_hex_dump_debug(__func__, DUMP_PREFIX_OFFSET, 8, 4, + basefw, sizeof(*basefw), false); + + /* restore basefw image */ + for (i = 0; i < basefw->blocks; i++) { + struct catpt_fw_block_hdr *blk; + + blk = (struct catpt_fw_block_hdr *)((u8 *)basefw + offset); + + switch (blk->ram_type) { + case CATPT_RAM_TYPE_IRAM: + ret = catpt_load_block(cdev, chan, paddr + offset, + blk, false); + break; + default: + ret = catpt_restore_fwimage(cdev, chan, paddr + offset, + blk); + break; + } + + if (ret) { + dev_err(cdev->dev, "restore block failed: %d\n", ret); + return ret; + } + + offset += sizeof(*blk) + blk->size; + } + + /* then proceed with memory dumps */ + ret = catpt_restore_memdumps(cdev, chan); + if (ret) + dev_err(cdev->dev, "restore memdumps failed: %d\n", ret); + + return ret; +} + +static int catpt_restore_module(struct catpt_dev *cdev, + struct dma_chan *chan, dma_addr_t paddr, + struct catpt_fw_mod_hdr *mod) +{ + u32 offset = sizeof(*mod); + int i; + + print_hex_dump_debug(__func__, DUMP_PREFIX_OFFSET, 8, 4, + mod, sizeof(*mod), false); + + for (i = 0; i < mod->blocks; i++) { + struct catpt_fw_block_hdr *blk; + int ret; + + blk = (struct catpt_fw_block_hdr *)((u8 *)mod + offset); + + switch (blk->ram_type) { + case CATPT_RAM_TYPE_INSTANCE: + /* restore module state */ + ret = catpt_dma_memcpy_todsp(cdev, chan, + cdev->lpe_base + blk->ram_offset, + cdev->dxbuf_paddr + blk->ram_offset, + ALIGN(blk->size, 4)); + break; + default: + ret = catpt_load_block(cdev, chan, paddr + offset, + blk, false); + break; + } + + if (ret) { + dev_err(cdev->dev, "restore block failed: %d\n", ret); + return ret; + } + + offset += sizeof(*blk) + blk->size; + } + + return 0; +} + +static int catpt_load_module(struct catpt_dev *cdev, + struct dma_chan *chan, dma_addr_t paddr, + struct catpt_fw_mod_hdr *mod) +{ + struct catpt_module_type *type; + u32 offset = sizeof(*mod); + int i; + + print_hex_dump_debug(__func__, DUMP_PREFIX_OFFSET, 8, 4, + mod, sizeof(*mod), false); + + type = &cdev->modules[mod->module_id]; + + for (i = 0; i < mod->blocks; i++) { + struct catpt_fw_block_hdr *blk; + int ret; + + blk = (struct catpt_fw_block_hdr *)((u8 *)mod + offset); + + ret = catpt_load_block(cdev, chan, paddr + offset, blk, true); + if (ret) { + dev_err(cdev->dev, "load block failed: %d\n", ret); + return ret; + } + + /* + * Save state window coordinates - these will be + * used to capture module state on D0 exit. + */ + if (blk->ram_type == CATPT_RAM_TYPE_INSTANCE) { + type->state_offset = blk->ram_offset; + type->state_size = blk->size; + } + + offset += sizeof(*blk) + blk->size; + } + + /* init module type static info */ + type->loaded = true; + /* DSP expects address from module header substracted by 4 */ + type->entry_point = mod->entry_point - 4; + type->persistent_size = mod->persistent_size; + type->scratch_size = mod->scratch_size; + + return 0; +} + +static int catpt_restore_firmware(struct catpt_dev *cdev, + struct dma_chan *chan, dma_addr_t paddr, + struct catpt_fw_hdr *fw) +{ + u32 offset = sizeof(*fw); + int i; + + print_hex_dump_debug(__func__, DUMP_PREFIX_OFFSET, 8, 4, + fw, sizeof(*fw), false); + + for (i = 0; i < fw->modules; i++) { + struct catpt_fw_mod_hdr *mod; + int ret; + + mod = (struct catpt_fw_mod_hdr *)((u8 *)fw + offset); + if (strncmp(fw->signature, mod->signature, + FW_SIGNATURE_SIZE)) { + dev_err(cdev->dev, "module signature mismatch\n"); + return -EINVAL; + } + + if (mod->module_id > CATPT_MODID_LAST) + return -EINVAL; + + switch (mod->module_id) { + case CATPT_MODID_BASE_FW: + ret = catpt_restore_basefw(cdev, chan, paddr + offset, + mod); + break; + default: + ret = catpt_restore_module(cdev, chan, paddr + offset, + mod); + break; + } + + if (ret) { + dev_err(cdev->dev, "restore module failed: %d\n", ret); + return ret; + } + + offset += sizeof(*mod) + mod->mod_size; + } + + return 0; +} + +static int catpt_load_firmware(struct catpt_dev *cdev, + struct dma_chan *chan, dma_addr_t paddr, + struct catpt_fw_hdr *fw) +{ + u32 offset = sizeof(*fw); + int i; + + print_hex_dump_debug(__func__, DUMP_PREFIX_OFFSET, 8, 4, + fw, sizeof(*fw), false); + + for (i = 0; i < fw->modules; i++) { + struct catpt_fw_mod_hdr *mod; + int ret; + + mod = (struct catpt_fw_mod_hdr *)((u8 *)fw + offset); + if (strncmp(fw->signature, mod->signature, + FW_SIGNATURE_SIZE)) { + dev_err(cdev->dev, "module signature mismatch\n"); + return -EINVAL; + } + + if (mod->module_id > CATPT_MODID_LAST) + return -EINVAL; + + ret = catpt_load_module(cdev, chan, paddr + offset, mod); + if (ret) { + dev_err(cdev->dev, "load module failed: %d\n", ret); + return ret; + } + + offset += sizeof(*mod) + mod->mod_size; + } + + return 0; +} + +static int catpt_load_image(struct catpt_dev *cdev, struct dma_chan *chan, + const char *name, const char *signature, + bool restore) +{ + struct catpt_fw_hdr *fw; + struct firmware *img; + dma_addr_t paddr; + void *vaddr; + int ret; + + ret = request_firmware((const struct firmware **)&img, name, cdev->dev); + if (ret) + return ret; + + fw = (struct catpt_fw_hdr *)img->data; + if (strncmp(fw->signature, signature, FW_SIGNATURE_SIZE)) { + dev_err(cdev->dev, "firmware signature mismatch\n"); + ret = -EINVAL; + goto release_fw; + } + + vaddr = dma_alloc_coherent(cdev->dev, img->size, &paddr, GFP_KERNEL); + if (!vaddr) { + ret = -ENOMEM; + goto release_fw; + } + + memcpy(vaddr, img->data, img->size); + fw = (struct catpt_fw_hdr *)vaddr; + if (restore) + ret = catpt_restore_firmware(cdev, chan, paddr, fw); + else + ret = catpt_load_firmware(cdev, chan, paddr, fw); + + dma_free_coherent(cdev->dev, img->size, vaddr, paddr); +release_fw: + release_firmware(img); + return ret; +} + +static int catpt_load_images(struct catpt_dev *cdev, bool restore) +{ + static const char *const names[] = { + "intel/IntcSST1.bin", + "intel/IntcSST2.bin", + }; + struct dma_chan *chan; + int ret; + + chan = catpt_dma_request_config_chan(cdev); + if (IS_ERR(chan)) + return PTR_ERR(chan); + + ret = catpt_load_image(cdev, chan, names[cdev->spec->core_id - 1], + FW_SIGNATURE, restore); + if (ret) + goto release_dma_chan; + + if (!restore) + goto release_dma_chan; + ret = catpt_restore_streams_context(cdev, chan); + if (ret) + dev_err(cdev->dev, "restore streams ctx failed: %d\n", ret); +release_dma_chan: + dma_release_channel(chan); + return ret; +} + +int catpt_boot_firmware(struct catpt_dev *cdev, bool restore) +{ + int ret; + + catpt_dsp_stall(cdev, true); + + ret = catpt_load_images(cdev, restore); + if (ret) { + dev_err(cdev->dev, "load binaries failed: %d\n", ret); + return ret; + } + + reinit_completion(&cdev->fw_ready); + catpt_dsp_stall(cdev, false); + + ret = wait_for_completion_timeout(&cdev->fw_ready, + msecs_to_jiffies(FW_READY_TIMEOUT_MS)); + if (!ret) { + dev_err(cdev->dev, "firmware ready timeout\n"); + return -ETIMEDOUT; + } + + /* update sram pg & clock once done booting */ + catpt_dsp_update_srampge(cdev, &cdev->dram, cdev->spec->dram_mask); + catpt_dsp_update_srampge(cdev, &cdev->iram, cdev->spec->iram_mask); + + return catpt_dsp_update_lpclock(cdev); +} + +int catpt_first_boot_firmware(struct catpt_dev *cdev) +{ + struct resource *res; + int ret; + + ret = catpt_boot_firmware(cdev, false); + if (ret) { + dev_err(cdev->dev, "basefw boot failed: %d\n", ret); + return ret; + } + + /* restrict FW Core dump area */ + __request_region(&cdev->dram, 0, 0x200, NULL, 0); + /* restrict entire area following BASE_FW - highest offset in DRAM */ + for (res = cdev->dram.child; res->sibling; res = res->sibling) + ; + __request_region(&cdev->dram, res->end + 1, + cdev->dram.end - res->end, NULL, 0); + + ret = catpt_ipc_get_mixer_stream_info(cdev, &cdev->mixer); + if (ret) + return CATPT_IPC_ERROR(ret); + + ret = catpt_arm_stream_templates(cdev); + if (ret) { + dev_err(cdev->dev, "arm templates failed: %d\n", ret); + return ret; + } + + /* update dram pg for scratch and restricted regions */ + catpt_dsp_update_srampge(cdev, &cdev->dram, cdev->spec->dram_mask); + + return 0; +} diff --git a/sound/soc/intel/catpt/messages.c b/sound/soc/intel/catpt/messages.c new file mode 100644 index 000000000000..a793d114afa4 --- /dev/null +++ b/sound/soc/intel/catpt/messages.c @@ -0,0 +1,313 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/slab.h> +#include "core.h" +#include "messages.h" +#include "registers.h" + +int catpt_ipc_get_fw_version(struct catpt_dev *cdev, + struct catpt_fw_version *version) +{ + union catpt_global_msg msg = CATPT_GLOBAL_MSG(GET_FW_VERSION); + struct catpt_ipc_msg request = {{0}}, reply; + int ret; + + request.header = msg.val; + reply.size = sizeof(*version); + reply.data = version; + + ret = catpt_dsp_send_msg(cdev, request, &reply); + if (ret) + dev_err(cdev->dev, "get fw version failed: %d\n", ret); + + return ret; +} + +struct catpt_alloc_stream_input { + enum catpt_path_id path_id:8; + enum catpt_stream_type stream_type:8; + enum catpt_format_id format_id:8; + u8 reserved; + struct catpt_audio_format input_format; + struct catpt_ring_info ring_info; + u8 num_entries; + /* flex array with entries here */ + struct catpt_memory_info persistent_mem; + struct catpt_memory_info scratch_mem; + u32 num_notifications; /* obsolete */ +} __packed; + +int catpt_ipc_alloc_stream(struct catpt_dev *cdev, + enum catpt_path_id path_id, + enum catpt_stream_type type, + struct catpt_audio_format *afmt, + struct catpt_ring_info *rinfo, + u8 num_modules, + struct catpt_module_entry *modules, + struct resource *persistent, + struct resource *scratch, + struct catpt_stream_info *sinfo) +{ + union catpt_global_msg msg = CATPT_GLOBAL_MSG(ALLOCATE_STREAM); + struct catpt_alloc_stream_input input; + struct catpt_ipc_msg request, reply; + size_t size, arrsz; + u8 *payload; + off_t off; + int ret; + + off = offsetof(struct catpt_alloc_stream_input, persistent_mem); + arrsz = sizeof(*modules) * num_modules; + size = sizeof(input) + arrsz; + + payload = kzalloc(size, GFP_KERNEL); + if (!payload) + return -ENOMEM; + + memset(&input, 0, sizeof(input)); + input.path_id = path_id; + input.stream_type = type; + input.format_id = CATPT_FORMAT_PCM; + input.input_format = *afmt; + input.ring_info = *rinfo; + input.num_entries = num_modules; + input.persistent_mem.offset = catpt_to_dsp_offset(persistent->start); + input.persistent_mem.size = resource_size(persistent); + if (scratch) { + input.scratch_mem.offset = catpt_to_dsp_offset(scratch->start); + input.scratch_mem.size = resource_size(scratch); + } + + /* re-arrange the input: account for flex array 'entries' */ + memcpy(payload, &input, sizeof(input)); + memmove(payload + off + arrsz, payload + off, sizeof(input) - off); + memcpy(payload + off, modules, arrsz); + + request.header = msg.val; + request.size = size; + request.data = payload; + reply.size = sizeof(*sinfo); + reply.data = sinfo; + + ret = catpt_dsp_send_msg(cdev, request, &reply); + if (ret) + dev_err(cdev->dev, "alloc stream type %d failed: %d\n", + type, ret); + + kfree(payload); + return ret; +} + +int catpt_ipc_free_stream(struct catpt_dev *cdev, u8 stream_hw_id) +{ + union catpt_global_msg msg = CATPT_GLOBAL_MSG(FREE_STREAM); + struct catpt_ipc_msg request; + int ret; + + request.header = msg.val; + request.size = sizeof(stream_hw_id); + request.data = &stream_hw_id; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "free stream %d failed: %d\n", + stream_hw_id, ret); + + return ret; +} + +int catpt_ipc_set_device_format(struct catpt_dev *cdev, + struct catpt_ssp_device_format *devfmt) +{ + union catpt_global_msg msg = CATPT_GLOBAL_MSG(SET_DEVICE_FORMATS); + struct catpt_ipc_msg request; + int ret; + + request.header = msg.val; + request.size = sizeof(*devfmt); + request.data = devfmt; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "set device format failed: %d\n", ret); + + return ret; +} + +int catpt_ipc_enter_dxstate(struct catpt_dev *cdev, enum catpt_dx_state state, + struct catpt_dx_context *context) +{ + union catpt_global_msg msg = CATPT_GLOBAL_MSG(ENTER_DX_STATE); + struct catpt_ipc_msg request, reply; + int ret; + + request.header = msg.val; + request.size = sizeof(state); + request.data = &state; + reply.size = sizeof(*context); + reply.data = context; + + ret = catpt_dsp_send_msg(cdev, request, &reply); + if (ret) + dev_err(cdev->dev, "enter dx state failed: %d\n", ret); + + return ret; +} + +int catpt_ipc_get_mixer_stream_info(struct catpt_dev *cdev, + struct catpt_mixer_stream_info *info) +{ + union catpt_global_msg msg = CATPT_GLOBAL_MSG(GET_MIXER_STREAM_INFO); + struct catpt_ipc_msg request = {{0}}, reply; + int ret; + + request.header = msg.val; + reply.size = sizeof(*info); + reply.data = info; + + ret = catpt_dsp_send_msg(cdev, request, &reply); + if (ret) + dev_err(cdev->dev, "get mixer info failed: %d\n", ret); + + return ret; +} + +int catpt_ipc_reset_stream(struct catpt_dev *cdev, u8 stream_hw_id) +{ + union catpt_stream_msg msg = CATPT_STREAM_MSG(RESET_STREAM); + struct catpt_ipc_msg request = {{0}}; + int ret; + + msg.stream_hw_id = stream_hw_id; + request.header = msg.val; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "reset stream %d failed: %d\n", + stream_hw_id, ret); + + return ret; +} + +int catpt_ipc_pause_stream(struct catpt_dev *cdev, u8 stream_hw_id) +{ + union catpt_stream_msg msg = CATPT_STREAM_MSG(PAUSE_STREAM); + struct catpt_ipc_msg request = {{0}}; + int ret; + + msg.stream_hw_id = stream_hw_id; + request.header = msg.val; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "pause stream %d failed: %d\n", + stream_hw_id, ret); + + return ret; +} + +int catpt_ipc_resume_stream(struct catpt_dev *cdev, u8 stream_hw_id) +{ + union catpt_stream_msg msg = CATPT_STREAM_MSG(RESUME_STREAM); + struct catpt_ipc_msg request = {{0}}; + int ret; + + msg.stream_hw_id = stream_hw_id; + request.header = msg.val; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "resume stream %d failed: %d\n", + stream_hw_id, ret); + + return ret; +} + +struct catpt_set_volume_input { + u32 channel; + u32 target_volume; + u64 curve_duration; + u32 curve_type; +} __packed; + +int catpt_ipc_set_volume(struct catpt_dev *cdev, u8 stream_hw_id, + u32 channel, u32 volume, + u32 curve_duration, + enum catpt_audio_curve_type curve_type) +{ + union catpt_stream_msg msg = CATPT_STAGE_MSG(SET_VOLUME); + struct catpt_ipc_msg request; + struct catpt_set_volume_input input; + int ret; + + msg.stream_hw_id = stream_hw_id; + input.channel = channel; + input.target_volume = volume; + input.curve_duration = curve_duration; + input.curve_type = curve_type; + + request.header = msg.val; + request.size = sizeof(input); + request.data = &input; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "set stream %d volume failed: %d\n", + stream_hw_id, ret); + + return ret; +} + +struct catpt_set_write_pos_input { + u32 new_write_pos; + bool end_of_buffer; + bool low_latency; +} __packed; + +int catpt_ipc_set_write_pos(struct catpt_dev *cdev, u8 stream_hw_id, + u32 pos, bool eob, bool ll) +{ + union catpt_stream_msg msg = CATPT_STAGE_MSG(SET_WRITE_POSITION); + struct catpt_ipc_msg request; + struct catpt_set_write_pos_input input; + int ret; + + msg.stream_hw_id = stream_hw_id; + input.new_write_pos = pos; + input.end_of_buffer = eob; + input.low_latency = ll; + + request.header = msg.val; + request.size = sizeof(input); + request.data = &input; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "set stream %d write pos failed: %d\n", + stream_hw_id, ret); + + return ret; +} + +int catpt_ipc_mute_loopback(struct catpt_dev *cdev, u8 stream_hw_id, bool mute) +{ + union catpt_stream_msg msg = CATPT_STAGE_MSG(MUTE_LOOPBACK); + struct catpt_ipc_msg request; + int ret; + + msg.stream_hw_id = stream_hw_id; + request.header = msg.val; + request.size = sizeof(mute); + request.data = &mute; + + ret = catpt_dsp_send_msg(cdev, request, NULL); + if (ret) + dev_err(cdev->dev, "mute loopback failed: %d\n", ret); + + return ret; +} diff --git a/sound/soc/intel/catpt/messages.h b/sound/soc/intel/catpt/messages.h new file mode 100644 index 000000000000..978a20b3f471 --- /dev/null +++ b/sound/soc/intel/catpt/messages.h @@ -0,0 +1,401 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright(c) 2020 Intel Corporation. All rights reserved. + * + * Author: Cezary Rojewski <cezary.rojewski@intel.com> + */ + +#ifndef __SND_SOC_INTEL_CATPT_MSG_H +#define __SND_SOC_INTEL_CATPT_MSG_H + +struct catpt_dev; + +/* IPC messages base types */ + +enum catpt_reply_status { + CATPT_REPLY_SUCCESS = 0, + CATPT_REPLY_ERROR_INVALID_PARAM = 1, + CATPT_REPLY_UNKNOWN_MESSAGE_TYPE = 2, + CATPT_REPLY_OUT_OF_RESOURCES = 3, + CATPT_REPLY_BUSY = 4, + CATPT_REPLY_PENDING = 5, + CATPT_REPLY_FAILURE = 6, + CATPT_REPLY_INVALID_REQUEST = 7, + CATPT_REPLY_UNINITIALIZED = 8, + CATPT_REPLY_NOT_FOUND = 9, + CATPT_REPLY_SOURCE_NOT_STARTED = 10, +}; + +/* GLOBAL messages */ + +enum catpt_global_msg_type { + CATPT_GLB_GET_FW_VERSION = 0, + CATPT_GLB_ALLOCATE_STREAM = 3, + CATPT_GLB_FREE_STREAM = 4, + CATPT_GLB_STREAM_MESSAGE = 6, + CATPT_GLB_REQUEST_CORE_DUMP = 7, + CATPT_GLB_SET_DEVICE_FORMATS = 10, + CATPT_GLB_ENTER_DX_STATE = 12, + CATPT_GLB_GET_MIXER_STREAM_INFO = 13, +}; + +union catpt_global_msg { + u32 val; + struct { + u32 status:5; + u32 context:19; /* stream or module specific */ + u32 global_msg_type:5; + u32 fw_ready:1; + u32 done:1; + u32 busy:1; + }; +} __packed; + +#define CATPT_MSG(hdr) { .val = hdr } +#define CATPT_GLOBAL_MSG(msg_type) \ + { .global_msg_type = CATPT_GLB_##msg_type } + +#define BUILD_HASH_SIZE 40 + +struct catpt_fw_version { + u8 build; + u8 minor; + u8 major; + u8 type; + u8 build_hash[BUILD_HASH_SIZE]; + u32 log_providers_hash; +} __packed; + +int catpt_ipc_get_fw_version(struct catpt_dev *cdev, + struct catpt_fw_version *version); + +enum catpt_pin_id { + CATPT_PIN_ID_SYSTEM = 0, + CATPT_PIN_ID_REFERENCE = 1, + CATPT_PIN_ID_CAPTURE1 = 2, + CATPT_PIN_ID_CAPTURE2 = 3, + CATPT_PIN_ID_OFFLOAD1 = 4, + CATPT_PIN_ID_OFFLOAD2 = 5, + CATPT_PIN_ID_MIXER = 7, + CATPT_PIN_ID_BLUETOOTH_CAPTURE = 8, + CATPT_PIN_ID_BLUETOOTH_RENDER = 9, +}; + +enum catpt_path_id { + CATPT_PATH_SSP0_OUT = 0, + CATPT_PATH_SSP0_IN = 1, + CATPT_PATH_SSP1_OUT = 2, + CATPT_PATH_SSP1_IN = 3, + /* duplicated audio in capture path */ + CATPT_PATH_SSP0_IN_DUP = 4, +}; + +enum catpt_stream_type { + CATPT_STRM_TYPE_RENDER = 0, /* offload */ + CATPT_STRM_TYPE_SYSTEM = 1, + CATPT_STRM_TYPE_CAPTURE = 2, + CATPT_STRM_TYPE_LOOPBACK = 3, + CATPT_STRM_TYPE_BLUETOOTH_RENDER = 4, + CATPT_STRM_TYPE_BLUETOOTH_CAPTURE = 5, +}; + +enum catpt_format_id { + CATPT_FORMAT_PCM = 0, + CATPT_FORMAT_MP3 = 1, + CATPT_FORMAT_AAC = 2, + CATPT_FORMAT_WMA = 3, +}; + +enum catpt_channel_index { + CATPT_CHANNEL_LEFT = 0x0, + CATPT_CHANNEL_CENTER = 0x1, + CATPT_CHANNEL_RIGHT = 0x2, + CATPT_CHANNEL_LEFT_SURROUND = 0x3, + CATPT_CHANNEL_CENTER_SURROUND = 0x3, + CATPT_CHANNEL_RIGHT_SURROUND = 0x4, + CATPT_CHANNEL_LFE = 0x7, + CATPT_CHANNEL_INVALID = 0xF, +}; + +enum catpt_channel_config { + CATPT_CHANNEL_CONFIG_MONO = 0, /* One channel only */ + CATPT_CHANNEL_CONFIG_STEREO = 1, /* L & R */ + CATPT_CHANNEL_CONFIG_2_POINT_1 = 2, /* L, R & LFE; PCM only */ + CATPT_CHANNEL_CONFIG_3_POINT_0 = 3, /* L, C & R; MP3 & AAC only */ + CATPT_CHANNEL_CONFIG_3_POINT_1 = 4, /* L, C, R & LFE; PCM only */ + CATPT_CHANNEL_CONFIG_QUATRO = 5, /* L, R, Ls & Rs; PCM only */ + CATPT_CHANNEL_CONFIG_4_POINT_0 = 6, /* L, C, R & Cs; MP3 & AAC only */ + CATPT_CHANNEL_CONFIG_5_POINT_0 = 7, /* L, C, R, Ls & Rs */ + CATPT_CHANNEL_CONFIG_5_POINT_1 = 8, /* L, C, R, Ls, Rs & LFE */ + CATPT_CHANNEL_CONFIG_DUAL_MONO = 9, /* One channel replicated in two */ + CATPT_CHANNEL_CONFIG_INVALID = 10, +}; + +enum catpt_interleaving_style { + CATPT_INTERLEAVING_PER_CHANNEL = 0, + CATPT_INTERLEAVING_PER_SAMPLE = 1, +}; + +struct catpt_audio_format { + u32 sample_rate; + u32 bit_depth; + u32 channel_map; + u32 channel_config; + u32 interleaving; + u8 num_channels; + u8 valid_bit_depth; + u8 reserved[2]; +} __packed; + +struct catpt_ring_info { + u32 page_table_addr; + u32 num_pages; + u32 size; + u32 offset; + u32 ring_first_page_pfn; +} __packed; + +#define CATPT_MODULE_COUNT (CATPT_MODID_LAST + 1) + +enum catpt_module_id { + CATPT_MODID_BASE_FW = 0x0, + CATPT_MODID_MP3 = 0x1, + CATPT_MODID_AAC_5_1 = 0x2, + CATPT_MODID_AAC_2_0 = 0x3, + CATPT_MODID_SRC = 0x4, + CATPT_MODID_WAVES = 0x5, + CATPT_MODID_DOLBY = 0x6, + CATPT_MODID_BOOST = 0x7, + CATPT_MODID_LPAL = 0x8, + CATPT_MODID_DTS = 0x9, + CATPT_MODID_PCM_CAPTURE = 0xA, + CATPT_MODID_PCM_SYSTEM = 0xB, + CATPT_MODID_PCM_REFERENCE = 0xC, + CATPT_MODID_PCM = 0xD, /* offload */ + CATPT_MODID_BLUETOOTH_RENDER = 0xE, + CATPT_MODID_BLUETOOTH_CAPTURE = 0xF, + CATPT_MODID_LAST = CATPT_MODID_BLUETOOTH_CAPTURE, +}; + +struct catpt_module_entry { + u32 module_id; + u32 entry_point; +} __packed; + +struct catpt_module_map { + u8 num_entries; + struct catpt_module_entry entries[]; +} __packed; + +struct catpt_memory_info { + u32 offset; + u32 size; +} __packed; + +#define CATPT_CHANNELS_MAX 4 +#define CATPT_ALL_CHANNELS_MASK UINT_MAX + +struct catpt_stream_info { + u32 stream_hw_id; + u32 reserved; + u32 read_pos_regaddr; + u32 pres_pos_regaddr; + u32 peak_meter_regaddr[CATPT_CHANNELS_MAX]; + u32 volume_regaddr[CATPT_CHANNELS_MAX]; +} __packed; + +int catpt_ipc_alloc_stream(struct catpt_dev *cdev, + enum catpt_path_id path_id, + enum catpt_stream_type type, + struct catpt_audio_format *afmt, + struct catpt_ring_info *rinfo, + u8 num_modules, + struct catpt_module_entry *modules, + struct resource *persistent, + struct resource *scratch, + struct catpt_stream_info *sinfo); +int catpt_ipc_free_stream(struct catpt_dev *cdev, u8 stream_hw_id); + +enum catpt_ssp_iface { + CATPT_SSP_IFACE_0 = 0, + CATPT_SSP_IFACE_1 = 1, + CATPT_SSP_IFACE_LAST = CATPT_SSP_IFACE_1, +}; + +#define CATPT_SSP_COUNT (CATPT_SSP_IFACE_LAST + 1) + +enum catpt_mclk_frequency { + CATPT_MCLK_OFF = 0, + CATPT_MCLK_FREQ_6_MHZ = 1, + CATPT_MCLK_FREQ_21_MHZ = 2, + CATPT_MCLK_FREQ_24_MHZ = 3, +}; + +enum catpt_ssp_mode { + CATPT_SSP_MODE_I2S_CONSUMER = 0, + CATPT_SSP_MODE_I2S_PROVIDER = 1, + CATPT_SSP_MODE_TDM_PROVIDER = 2, +}; + +struct catpt_ssp_device_format { + u32 iface; + u32 mclk; + u32 mode; + u16 clock_divider; + u8 channels; +} __packed; + +int catpt_ipc_set_device_format(struct catpt_dev *cdev, + struct catpt_ssp_device_format *devfmt); + +enum catpt_dx_state { + CATPT_DX_STATE_D3 = 3, +}; + +enum catpt_dx_type { + CATPT_DX_TYPE_FW_IMAGE = 0, + CATPT_DX_TYPE_MEMORY_DUMP = 1, +}; + +struct catpt_save_meminfo { + u32 offset; + u32 size; + u32 source; +} __packed; + +#define SAVE_MEMINFO_MAX 14 + +struct catpt_dx_context { + u32 num_meminfo; + struct catpt_save_meminfo meminfo[SAVE_MEMINFO_MAX]; +} __packed; + +int catpt_ipc_enter_dxstate(struct catpt_dev *cdev, enum catpt_dx_state state, + struct catpt_dx_context *context); + +struct catpt_mixer_stream_info { + u32 mixer_hw_id; + u32 peak_meter_regaddr[CATPT_CHANNELS_MAX]; + u32 volume_regaddr[CATPT_CHANNELS_MAX]; +} __packed; + +int catpt_ipc_get_mixer_stream_info(struct catpt_dev *cdev, + struct catpt_mixer_stream_info *info); + +/* STREAM messages */ + +enum catpt_stream_msg_type { + CATPT_STRM_RESET_STREAM = 0, + CATPT_STRM_PAUSE_STREAM = 1, + CATPT_STRM_RESUME_STREAM = 2, + CATPT_STRM_STAGE_MESSAGE = 3, + CATPT_STRM_NOTIFICATION = 4, +}; + +enum catpt_stage_action { + CATPT_STG_SET_VOLUME = 1, + CATPT_STG_SET_WRITE_POSITION = 2, + CATPT_STG_MUTE_LOOPBACK = 3, +}; + +union catpt_stream_msg { + u32 val; + struct { + u32 status:5; + u32 reserved:7; + u32 stage_action:4; + u32 stream_hw_id:4; + u32 stream_msg_type:4; + u32 global_msg_type:5; + u32 fw_ready:1; + u32 done:1; + u32 busy:1; + }; +} __packed; + +#define CATPT_STREAM_MSG(msg_type) \ +{ \ + .stream_msg_type = CATPT_STRM_##msg_type, \ + .global_msg_type = CATPT_GLB_STREAM_MESSAGE } +#define CATPT_STAGE_MSG(msg_type) \ +{ \ + .stage_action = CATPT_STG_##msg_type, \ + .stream_msg_type = CATPT_STRM_STAGE_MESSAGE, \ + .global_msg_type = CATPT_GLB_STREAM_MESSAGE } + +int catpt_ipc_reset_stream(struct catpt_dev *cdev, u8 stream_hw_id); +int catpt_ipc_pause_stream(struct catpt_dev *cdev, u8 stream_hw_id); +int catpt_ipc_resume_stream(struct catpt_dev *cdev, u8 stream_hw_id); + +/* STREAM messages - STAGE subtype */ + +enum catpt_audio_curve_type { + CATPT_AUDIO_CURVE_NONE = 0, + CATPT_AUDIO_CURVE_WINDOWS_FADE = 1, +}; + +int catpt_ipc_set_volume(struct catpt_dev *cdev, u8 stream_hw_id, + u32 channel, u32 volume, + u32 curve_duration, + enum catpt_audio_curve_type curve_type); + +int catpt_ipc_set_write_pos(struct catpt_dev *cdev, u8 stream_hw_id, + u32 pos, bool eob, bool ll); + +int catpt_ipc_mute_loopback(struct catpt_dev *cdev, u8 stream_hw_id, bool mute); + +/* NOTIFICATION messages */ + +enum catpt_notify_reason { + CATPT_NOTIFY_POSITION_CHANGED = 0, + CATPT_NOTIFY_GLITCH_OCCURRED = 1, +}; + +union catpt_notify_msg { + u32 val; + struct { + u32 mailbox_address:29; + u32 fw_ready:1; + u32 done:1; + u32 busy:1; + }; + struct { + u32 status:5; + u32 reserved:7; + u32 notify_reason:4; + u32 stream_hw_id:4; + u32 stream_msg_type:4; + u32 global_msg_type:5; + u32 hdr:3; /* fw_ready, done, busy */ + }; +} __packed; + +#define FW_INFO_SIZE_MAX 100 + +struct catpt_fw_ready { + u32 inbox_offset; + u32 outbox_offset; + u32 inbox_size; + u32 outbox_size; + u32 fw_info_size; + char fw_info[FW_INFO_SIZE_MAX]; +} __packed; + +struct catpt_notify_position { + u32 stream_position; + u32 fw_cycle_count; +} __packed; + +enum catpt_glitch_type { + CATPT_GLITCH_UNDERRUN = 1, + CATPT_GLITCH_DECODER_ERROR = 2, + CATPT_GLITCH_DOUBLED_WRITE_POS = 3, +}; + +struct catpt_notify_glitch { + u32 type; + u64 presentation_pos; + u32 write_pos; +} __packed; + +#endif diff --git a/sound/soc/intel/catpt/pcm.c b/sound/soc/intel/catpt/pcm.c new file mode 100644 index 000000000000..f78018c857b8 --- /dev/null +++ b/sound/soc/intel/catpt/pcm.c @@ -0,0 +1,1175 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/pm_runtime.h> +#include <sound/soc.h> +#include <sound/pcm_params.h> +#include <uapi/sound/tlv.h> +#include "core.h" +#include "messages.h" + +struct catpt_stream_template { + enum catpt_path_id path_id; + enum catpt_stream_type type; + u32 persistent_size; + u8 num_entries; + struct catpt_module_entry entries[]; +}; + +static struct catpt_stream_template system_pb = { + .path_id = CATPT_PATH_SSP0_OUT, + .type = CATPT_STRM_TYPE_SYSTEM, + .num_entries = 1, + .entries = {{ CATPT_MODID_PCM_SYSTEM, 0 }}, +}; + +static struct catpt_stream_template system_cp = { + .path_id = CATPT_PATH_SSP0_IN, + .type = CATPT_STRM_TYPE_CAPTURE, + .num_entries = 1, + .entries = {{ CATPT_MODID_PCM_CAPTURE, 0 }}, +}; + +static struct catpt_stream_template offload_pb = { + .path_id = CATPT_PATH_SSP0_OUT, + .type = CATPT_STRM_TYPE_RENDER, + .num_entries = 1, + .entries = {{ CATPT_MODID_PCM, 0 }}, +}; + +static struct catpt_stream_template loopback_cp = { + .path_id = CATPT_PATH_SSP0_OUT, + .type = CATPT_STRM_TYPE_LOOPBACK, + .num_entries = 1, + .entries = {{ CATPT_MODID_PCM_REFERENCE, 0 }}, +}; + +static struct catpt_stream_template bluetooth_pb = { + .path_id = CATPT_PATH_SSP1_OUT, + .type = CATPT_STRM_TYPE_BLUETOOTH_RENDER, + .num_entries = 1, + .entries = {{ CATPT_MODID_BLUETOOTH_RENDER, 0 }}, +}; + +static struct catpt_stream_template bluetooth_cp = { + .path_id = CATPT_PATH_SSP1_IN, + .type = CATPT_STRM_TYPE_BLUETOOTH_CAPTURE, + .num_entries = 1, + .entries = {{ CATPT_MODID_BLUETOOTH_CAPTURE, 0 }}, +}; + +static struct catpt_stream_template *catpt_topology[] = { + [CATPT_STRM_TYPE_RENDER] = &offload_pb, + [CATPT_STRM_TYPE_SYSTEM] = &system_pb, + [CATPT_STRM_TYPE_CAPTURE] = &system_cp, + [CATPT_STRM_TYPE_LOOPBACK] = &loopback_cp, + [CATPT_STRM_TYPE_BLUETOOTH_RENDER] = &bluetooth_pb, + [CATPT_STRM_TYPE_BLUETOOTH_CAPTURE] = &bluetooth_cp, +}; + +static struct catpt_stream_template * +catpt_get_stream_template(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtm = substream->private_data; + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtm, 0); + enum catpt_stream_type type; + + type = cpu_dai->driver->id; + + /* account for capture in bidirectional dais */ + switch (type) { + case CATPT_STRM_TYPE_SYSTEM: + if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) + type = CATPT_STRM_TYPE_CAPTURE; + break; + case CATPT_STRM_TYPE_BLUETOOTH_RENDER: + if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) + type = CATPT_STRM_TYPE_BLUETOOTH_CAPTURE; + break; + default: + break; + }; + + return catpt_topology[type]; +} + +struct catpt_stream_runtime * +catpt_stream_find(struct catpt_dev *cdev, u8 stream_hw_id) +{ + struct catpt_stream_runtime *pos, *result = NULL; + + spin_lock(&cdev->list_lock); + list_for_each_entry(pos, &cdev->stream_list, node) { + if (pos->info.stream_hw_id == stream_hw_id) { + result = pos; + break; + } + } + + spin_unlock(&cdev->list_lock); + return result; +} + +static u32 catpt_stream_read_position(struct catpt_dev *cdev, + struct catpt_stream_runtime *stream) +{ + u32 pos; + + memcpy_fromio(&pos, cdev->lpe_ba + stream->info.read_pos_regaddr, + sizeof(pos)); + return pos; +} + +static u32 catpt_stream_volume(struct catpt_dev *cdev, + struct catpt_stream_runtime *stream, u32 channel) +{ + u32 volume, offset; + + if (channel >= CATPT_CHANNELS_MAX) + channel = 0; + + offset = stream->info.volume_regaddr[channel]; + memcpy_fromio(&volume, cdev->lpe_ba + offset, sizeof(volume)); + return volume; +} + +static u32 catpt_mixer_volume(struct catpt_dev *cdev, + struct catpt_mixer_stream_info *info, u32 channel) +{ + u32 volume, offset; + + if (channel >= CATPT_CHANNELS_MAX) + channel = 0; + + offset = info->volume_regaddr[channel]; + memcpy_fromio(&volume, cdev->lpe_ba + offset, sizeof(volume)); + return volume; +} + +static void catpt_arrange_page_table(struct snd_pcm_substream *substream, + struct snd_dma_buffer *pgtbl) +{ + struct snd_pcm_runtime *rtm = substream->runtime; + struct snd_dma_buffer *databuf = snd_pcm_get_dma_buf(substream); + int i, pages; + + pages = snd_sgbuf_aligned_pages(rtm->dma_bytes); + + for (i = 0; i < pages; i++) { + u32 pfn, offset; + u32 *page_table; + + pfn = PFN_DOWN(snd_sgbuf_get_addr(databuf, i * PAGE_SIZE)); + /* incrementing by 2 on even and 3 on odd */ + offset = ((i << 2) + i) >> 1; + page_table = (u32 *)(pgtbl->area + offset); + + if (i & 1) + *page_table |= (pfn << 4); + else + *page_table |= pfn; + } +} + +static u32 catpt_get_channel_map(enum catpt_channel_config config) +{ + switch (config) { + case CATPT_CHANNEL_CONFIG_MONO: + return GENMASK(31, 4) | CATPT_CHANNEL_CENTER; + + case CATPT_CHANNEL_CONFIG_STEREO: + return GENMASK(31, 8) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_RIGHT << 4); + + case CATPT_CHANNEL_CONFIG_2_POINT_1: + return GENMASK(31, 12) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_RIGHT << 4) + | (CATPT_CHANNEL_LFE << 8); + + case CATPT_CHANNEL_CONFIG_3_POINT_0: + return GENMASK(31, 12) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_CENTER << 4) + | (CATPT_CHANNEL_RIGHT << 8); + + case CATPT_CHANNEL_CONFIG_3_POINT_1: + return GENMASK(31, 16) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_CENTER << 4) + | (CATPT_CHANNEL_RIGHT << 8) + | (CATPT_CHANNEL_LFE << 12); + + case CATPT_CHANNEL_CONFIG_QUATRO: + return GENMASK(31, 16) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_RIGHT << 4) + | (CATPT_CHANNEL_LEFT_SURROUND << 8) + | (CATPT_CHANNEL_RIGHT_SURROUND << 12); + + case CATPT_CHANNEL_CONFIG_4_POINT_0: + return GENMASK(31, 16) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_CENTER << 4) + | (CATPT_CHANNEL_RIGHT << 8) + | (CATPT_CHANNEL_CENTER_SURROUND << 12); + + case CATPT_CHANNEL_CONFIG_5_POINT_0: + return GENMASK(31, 20) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_CENTER << 4) + | (CATPT_CHANNEL_RIGHT << 8) + | (CATPT_CHANNEL_LEFT_SURROUND << 12) + | (CATPT_CHANNEL_RIGHT_SURROUND << 16); + + case CATPT_CHANNEL_CONFIG_5_POINT_1: + return GENMASK(31, 24) | CATPT_CHANNEL_CENTER + | (CATPT_CHANNEL_LEFT << 4) + | (CATPT_CHANNEL_RIGHT << 8) + | (CATPT_CHANNEL_LEFT_SURROUND << 12) + | (CATPT_CHANNEL_RIGHT_SURROUND << 16) + | (CATPT_CHANNEL_LFE << 20); + + case CATPT_CHANNEL_CONFIG_DUAL_MONO: + return GENMASK(31, 8) | CATPT_CHANNEL_LEFT + | (CATPT_CHANNEL_LEFT << 4); + + default: + return U32_MAX; + } +} + +static enum catpt_channel_config catpt_get_channel_config(u32 num_channels) +{ + switch (num_channels) { + case 6: + return CATPT_CHANNEL_CONFIG_5_POINT_1; + case 5: + return CATPT_CHANNEL_CONFIG_5_POINT_0; + case 4: + return CATPT_CHANNEL_CONFIG_QUATRO; + case 3: + return CATPT_CHANNEL_CONFIG_2_POINT_1; + case 1: + return CATPT_CHANNEL_CONFIG_MONO; + case 2: + default: + return CATPT_CHANNEL_CONFIG_STEREO; + } +} + +static int catpt_dai_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct catpt_stream_template *template; + struct catpt_stream_runtime *stream; + struct resource *res; + int ret; + + template = catpt_get_stream_template(substream); + + stream = kzalloc(sizeof(*stream), GFP_KERNEL); + if (!stream) + return -ENOMEM; + + ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, cdev->dev, PAGE_SIZE, + &stream->pgtbl); + if (ret) + goto err_pgtbl; + + res = catpt_request_region(&cdev->dram, template->persistent_size); + if (!res) { + ret = -EBUSY; + goto err_request; + } + + catpt_dsp_update_srampge(cdev, &cdev->dram, cdev->spec->dram_mask); + + stream->template = template; + stream->persistent = res; + stream->substream = substream; + INIT_LIST_HEAD(&stream->node); + snd_soc_dai_set_dma_data(dai, substream, stream); + + spin_lock(&cdev->list_lock); + list_add_tail(&stream->node, &cdev->stream_list); + spin_unlock(&cdev->list_lock); + + return 0; + +err_request: + snd_dma_free_pages(&stream->pgtbl); +err_pgtbl: + kfree(stream); + return ret; +} + +static void catpt_dai_shutdown(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct catpt_stream_runtime *stream; + + stream = snd_soc_dai_get_dma_data(dai, substream); + + spin_lock(&cdev->list_lock); + list_del(&stream->node); + spin_unlock(&cdev->list_lock); + + release_resource(stream->persistent); + kfree(stream->persistent); + catpt_dsp_update_srampge(cdev, &cdev->dram, cdev->spec->dram_mask); + + snd_dma_free_pages(&stream->pgtbl); + kfree(stream); + snd_soc_dai_set_dma_data(dai, substream, NULL); +} + +static int catpt_dai_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct catpt_stream_runtime *stream; + struct catpt_audio_format afmt; + struct catpt_ring_info rinfo; + struct snd_pcm_runtime *rtm = substream->runtime; + struct snd_dma_buffer *dmab; + int ret; + + stream = snd_soc_dai_get_dma_data(dai, substream); + if (stream->allocated) + return 0; + + memset(&afmt, 0, sizeof(afmt)); + afmt.sample_rate = params_rate(params); + afmt.bit_depth = params_physical_width(params); + afmt.valid_bit_depth = params_width(params); + afmt.num_channels = params_channels(params); + afmt.channel_config = catpt_get_channel_config(afmt.num_channels); + afmt.channel_map = catpt_get_channel_map(afmt.channel_config); + afmt.interleaving = CATPT_INTERLEAVING_PER_CHANNEL; + + dmab = snd_pcm_get_dma_buf(substream); + catpt_arrange_page_table(substream, &stream->pgtbl); + + memset(&rinfo, 0, sizeof(rinfo)); + rinfo.page_table_addr = stream->pgtbl.addr; + rinfo.num_pages = DIV_ROUND_UP(rtm->dma_bytes, PAGE_SIZE); + rinfo.size = rtm->dma_bytes; + rinfo.offset = 0; + rinfo.ring_first_page_pfn = PFN_DOWN(snd_sgbuf_get_addr(dmab, 0)); + + ret = catpt_ipc_alloc_stream(cdev, stream->template->path_id, + stream->template->type, + &afmt, &rinfo, + stream->template->num_entries, + stream->template->entries, + stream->persistent, + cdev->scratch, + &stream->info); + if (ret) + return CATPT_IPC_ERROR(ret); + + stream->allocated = true; + return 0; +} + +static int catpt_dai_hw_free(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct catpt_stream_runtime *stream; + + stream = snd_soc_dai_get_dma_data(dai, substream); + if (!stream->allocated) + return 0; + + catpt_ipc_reset_stream(cdev, stream->info.stream_hw_id); + catpt_ipc_free_stream(cdev, stream->info.stream_hw_id); + + stream->allocated = false; + return 0; +} + +static int catpt_set_dspvol(struct catpt_dev *cdev, u8 stream_id, long *ctlvol); + +static int catpt_dai_apply_usettings(struct snd_soc_dai *dai, + struct catpt_stream_runtime *stream) +{ + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct snd_soc_component *component = dai->component; + struct snd_kcontrol *pos, *kctl = NULL; + const char *name; + int ret; + u32 id = stream->info.stream_hw_id; + + /* only selected streams have individual controls */ + switch (id) { + case CATPT_PIN_ID_OFFLOAD1: + name = "Media0 Playback Volume"; + break; + case CATPT_PIN_ID_OFFLOAD2: + name = "Media1 Playback Volume"; + break; + case CATPT_PIN_ID_CAPTURE1: + name = "Mic Capture Volume"; + break; + case CATPT_PIN_ID_REFERENCE: + name = "Loopback Mute"; + break; + default: + return 0; + }; + + list_for_each_entry(pos, &component->card->snd_card->controls, list) { + if (pos->private_data == component && + !strncmp(name, pos->id.name, sizeof(pos->id.name))) { + kctl = pos; + break; + } + } + if (!kctl) + return -ENOENT; + + if (stream->template->type != CATPT_STRM_TYPE_LOOPBACK) + return catpt_set_dspvol(cdev, id, (long *)kctl->private_value); + ret = catpt_ipc_mute_loopback(cdev, id, *(bool *)kctl->private_value); + if (ret) + return CATPT_IPC_ERROR(ret); + return 0; +} + +static int catpt_dai_prepare(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct catpt_stream_runtime *stream; + int ret; + + stream = snd_soc_dai_get_dma_data(dai, substream); + if (stream->prepared) + return 0; + + ret = catpt_ipc_reset_stream(cdev, stream->info.stream_hw_id); + if (ret) + return CATPT_IPC_ERROR(ret); + + ret = catpt_ipc_pause_stream(cdev, stream->info.stream_hw_id); + if (ret) + return CATPT_IPC_ERROR(ret); + + ret = catpt_dsp_update_lpclock(cdev); + if (ret) + return ret; + + ret = catpt_dai_apply_usettings(dai, stream); + if (ret) + return ret; + + stream->prepared = true; + return 0; +} + +static int catpt_dai_trigger(struct snd_pcm_substream *substream, int cmd, + struct snd_soc_dai *dai) +{ + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct catpt_stream_runtime *stream; + struct snd_pcm_runtime *runtime = substream->runtime; + snd_pcm_uframes_t pos; + int ret; + + stream = snd_soc_dai_get_dma_data(dai, substream); + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + /* only offload is set_write_pos driven */ + if (stream->template->type != CATPT_STRM_TYPE_RENDER) + goto resume_stream; + + pos = frames_to_bytes(runtime, runtime->start_threshold); + /* + * Dsp operates on buffer halves, thus max 2x set_write_pos + * (entire buffer filled) prior to stream start. + */ + ret = catpt_ipc_set_write_pos(cdev, stream->info.stream_hw_id, + pos, false, false); + if (ret) + return CATPT_IPC_ERROR(ret); + fallthrough; + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + resume_stream: + ret = catpt_ipc_resume_stream(cdev, stream->info.stream_hw_id); + if (ret) + return CATPT_IPC_ERROR(ret); + break; + + case SNDRV_PCM_TRIGGER_STOP: + stream->prepared = false; + catpt_dsp_update_lpclock(cdev); + fallthrough; + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + ret = catpt_ipc_pause_stream(cdev, stream->info.stream_hw_id); + if (ret) + return CATPT_IPC_ERROR(ret); + break; + + default: + break; + } + + return 0; +} + +void catpt_stream_update_position(struct catpt_dev *cdev, + struct catpt_stream_runtime *stream, + struct catpt_notify_position *pos) +{ + struct snd_pcm_substream *substream = stream->substream; + struct snd_pcm_runtime *r = substream->runtime; + snd_pcm_uframes_t dsppos, newpos; + int ret; + + dsppos = bytes_to_frames(r, pos->stream_position); + + /* only offload is set_write_pos driven */ + if (stream->template->type != CATPT_STRM_TYPE_RENDER) + goto exit; + + if (dsppos >= r->buffer_size / 2) + newpos = r->buffer_size / 2; + else + newpos = 0; + /* + * Dsp operates on buffer halves, thus on every notify position + * (buffer half consumed) update wp to allow stream progression. + */ + ret = catpt_ipc_set_write_pos(cdev, stream->info.stream_hw_id, + frames_to_bytes(r, newpos), + false, false); + if (ret) { + dev_err(cdev->dev, "update position for stream %d failed: %d\n", + stream->info.stream_hw_id, ret); + return; + } +exit: + snd_pcm_period_elapsed(substream); +} + +/* 200 ms for 2 32-bit channels at 48kHz (native format) */ +#define CATPT_BUFFER_MAX_SIZE 76800 +#define CATPT_PCM_PERIODS_MAX 4 +#define CATPT_PCM_PERIODS_MIN 2 + +static const struct snd_pcm_hardware catpt_pcm_hardware = { + .info = SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_PAUSE | + SNDRV_PCM_INFO_RESUME | + SNDRV_PCM_INFO_NO_PERIOD_WAKEUP, + .formats = SNDRV_PCM_FMTBIT_S16_LE | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, + .period_bytes_min = PAGE_SIZE, + .period_bytes_max = CATPT_BUFFER_MAX_SIZE / CATPT_PCM_PERIODS_MIN, + .periods_min = CATPT_PCM_PERIODS_MIN, + .periods_max = CATPT_PCM_PERIODS_MAX, + .buffer_bytes_max = CATPT_BUFFER_MAX_SIZE, +}; + +static int catpt_component_pcm_construct(struct snd_soc_component *component, + struct snd_soc_pcm_runtime *rtm) +{ + struct catpt_dev *cdev = dev_get_drvdata(component->dev); + + snd_pcm_set_managed_buffer_all(rtm->pcm, SNDRV_DMA_TYPE_DEV_SG, + cdev->dev, + catpt_pcm_hardware.buffer_bytes_max, + catpt_pcm_hardware.buffer_bytes_max); + + return 0; +} + +static int catpt_component_open(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtm = substream->private_data; + + if (rtm->dai_link->no_pcm) + return 0; + snd_soc_set_runtime_hwparams(substream, &catpt_pcm_hardware); + return 0; +} + +static snd_pcm_uframes_t +catpt_component_pointer(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + struct catpt_dev *cdev = dev_get_drvdata(component->dev); + struct catpt_stream_runtime *stream; + struct snd_soc_pcm_runtime *rtm = substream->private_data; + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtm, 0); + u32 pos; + + if (rtm->dai_link->no_pcm) + return 0; + + stream = snd_soc_dai_get_dma_data(cpu_dai, substream); + pos = catpt_stream_read_position(cdev, stream); + + return bytes_to_frames(substream->runtime, pos); +} + +static const struct snd_soc_dai_ops catpt_fe_dai_ops = { + .startup = catpt_dai_startup, + .shutdown = catpt_dai_shutdown, + .hw_params = catpt_dai_hw_params, + .hw_free = catpt_dai_hw_free, + .prepare = catpt_dai_prepare, + .trigger = catpt_dai_trigger, +}; + +static int catpt_dai_pcm_new(struct snd_soc_pcm_runtime *rtm, + struct snd_soc_dai *dai) +{ + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtm, 0); + struct catpt_dev *cdev = dev_get_drvdata(dai->dev); + struct catpt_ssp_device_format devfmt; + int ret; + + devfmt.iface = dai->driver->id; + devfmt.channels = codec_dai->driver->capture.channels_max; + + switch (devfmt.iface) { + case CATPT_SSP_IFACE_0: + devfmt.mclk = CATPT_MCLK_FREQ_24_MHZ; + + switch (devfmt.channels) { + case 4: + devfmt.mode = CATPT_SSP_MODE_TDM_PROVIDER; + devfmt.clock_divider = 4; + break; + case 2: + default: + devfmt.mode = CATPT_SSP_MODE_I2S_PROVIDER; + devfmt.clock_divider = 9; + break; + } + break; + + case CATPT_SSP_IFACE_1: + devfmt.mclk = CATPT_MCLK_OFF; + devfmt.mode = CATPT_SSP_MODE_I2S_CONSUMER; + devfmt.clock_divider = 0; + break; + } + + ret = catpt_ipc_set_device_format(cdev, &devfmt); + if (ret) + return CATPT_IPC_ERROR(ret); + + /* store device format set for given SSP */ + memcpy(&cdev->devfmt[devfmt.iface], &devfmt, sizeof(devfmt)); + return 0; +} + +static struct snd_soc_dai_driver dai_drivers[] = { +/* FE DAIs */ +{ + .name = "System Pin", + .id = CATPT_STRM_TYPE_SYSTEM, + .ops = &catpt_fe_dai_ops, + .playback = { + .stream_name = "System Playback", + .channels_min = 2, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_48000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, + }, + .capture = { + .stream_name = "Analog Capture", + .channels_min = 2, + .channels_max = 4, + .rates = SNDRV_PCM_RATE_48000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, + }, +}, +{ + .name = "Offload0 Pin", + .id = CATPT_STRM_TYPE_RENDER, + .ops = &catpt_fe_dai_ops, + .playback = { + .stream_name = "Offload0 Playback", + .channels_min = 2, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_8000_192000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, + }, +}, +{ + .name = "Offload1 Pin", + .id = CATPT_STRM_TYPE_RENDER, + .ops = &catpt_fe_dai_ops, + .playback = { + .stream_name = "Offload1 Playback", + .channels_min = 2, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_8000_192000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, + }, +}, +{ + .name = "Loopback Pin", + .id = CATPT_STRM_TYPE_LOOPBACK, + .ops = &catpt_fe_dai_ops, + .capture = { + .stream_name = "Loopback Capture", + .channels_min = 2, + .channels_max = 2, + .rates = SNDRV_PCM_RATE_48000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, + }, +}, +{ + .name = "Bluetooth Pin", + .id = CATPT_STRM_TYPE_BLUETOOTH_RENDER, + .ops = &catpt_fe_dai_ops, + .playback = { + .stream_name = "Bluetooth Playback", + .channels_min = 1, + .channels_max = 1, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, + .capture = { + .stream_name = "Bluetooth Capture", + .channels_min = 1, + .channels_max = 1, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, +}, +/* BE DAIs */ +{ + .name = "ssp0-port", + .id = CATPT_SSP_IFACE_0, + .pcm_new = catpt_dai_pcm_new, + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + }, +}, +{ + .name = "ssp1-port", + .id = CATPT_SSP_IFACE_1, + .pcm_new = catpt_dai_pcm_new, + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + }, +}, +}; + +#define DSP_VOLUME_MAX S32_MAX /* 0db */ +#define DSP_VOLUME_STEP_MAX 30 + +static u32 ctlvol_to_dspvol(u32 value) +{ + if (value > DSP_VOLUME_STEP_MAX) + value = 0; + return DSP_VOLUME_MAX >> (DSP_VOLUME_STEP_MAX - value); +} + +static u32 dspvol_to_ctlvol(u32 volume) +{ + if (volume > DSP_VOLUME_MAX) + return DSP_VOLUME_STEP_MAX; + return volume ? __fls(volume) : 0; +} + +static int catpt_set_dspvol(struct catpt_dev *cdev, u8 stream_id, long *ctlvol) +{ + u32 dspvol; + int ret, i; + + for (i = 1; i < CATPT_CHANNELS_MAX; i++) + if (ctlvol[i] != ctlvol[0]) + break; + + if (i == CATPT_CHANNELS_MAX) { + dspvol = ctlvol_to_dspvol(ctlvol[0]); + + ret = catpt_ipc_set_volume(cdev, stream_id, + CATPT_ALL_CHANNELS_MASK, dspvol, + 0, CATPT_AUDIO_CURVE_NONE); + } else { + for (i = 0; i < CATPT_CHANNELS_MAX; i++) { + dspvol = ctlvol_to_dspvol(ctlvol[i]); + + ret = catpt_ipc_set_volume(cdev, stream_id, + i, dspvol, + 0, CATPT_AUDIO_CURVE_NONE); + if (ret) + break; + } + } + + if (ret) + return CATPT_IPC_ERROR(ret); + return 0; +} + +static int catpt_volume_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = CATPT_CHANNELS_MAX; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = DSP_VOLUME_STEP_MAX; + return 0; +} + +static int catpt_mixer_volume_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct catpt_dev *cdev = dev_get_drvdata(component->dev); + u32 dspvol; + int i; + + pm_runtime_get_sync(cdev->dev); + + for (i = 0; i < CATPT_CHANNELS_MAX; i++) { + dspvol = catpt_mixer_volume(cdev, &cdev->mixer, i); + ucontrol->value.integer.value[i] = dspvol_to_ctlvol(dspvol); + } + + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_put_autosuspend(cdev->dev); + + return 0; +} + +static int catpt_mixer_volume_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct catpt_dev *cdev = dev_get_drvdata(component->dev); + int ret; + + pm_runtime_get_sync(cdev->dev); + + ret = catpt_set_dspvol(cdev, cdev->mixer.mixer_hw_id, + ucontrol->value.integer.value); + + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_put_autosuspend(cdev->dev); + + return ret; +} + +static int catpt_stream_volume_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol, + enum catpt_pin_id pin_id) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct catpt_dev *cdev = dev_get_drvdata(component->dev); + struct catpt_stream_runtime *stream; + long *ctlvol = (long *)kcontrol->private_value; + u32 dspvol; + int i; + + stream = catpt_stream_find(cdev, pin_id); + if (!stream) { + for (i = 0; i < CATPT_CHANNELS_MAX; i++) + ucontrol->value.integer.value[i] = ctlvol[i]; + return 0; + } + + pm_runtime_get_sync(cdev->dev); + + for (i = 0; i < CATPT_CHANNELS_MAX; i++) { + dspvol = catpt_stream_volume(cdev, stream, i); + ucontrol->value.integer.value[i] = dspvol_to_ctlvol(dspvol); + } + + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_put_autosuspend(cdev->dev); + + return 0; +} + +static int catpt_stream_volume_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol, + enum catpt_pin_id pin_id) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct catpt_dev *cdev = dev_get_drvdata(component->dev); + struct catpt_stream_runtime *stream; + long *ctlvol = (long *)kcontrol->private_value; + int ret, i; + + stream = catpt_stream_find(cdev, pin_id); + if (!stream) { + for (i = 0; i < CATPT_CHANNELS_MAX; i++) + ctlvol[i] = ucontrol->value.integer.value[i]; + return 0; + } + + pm_runtime_get_sync(cdev->dev); + + ret = catpt_set_dspvol(cdev, stream->info.stream_hw_id, + ucontrol->value.integer.value); + + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_put_autosuspend(cdev->dev); + + if (ret) + return ret; + + for (i = 0; i < CATPT_CHANNELS_MAX; i++) + ctlvol[i] = ucontrol->value.integer.value[i]; + return 0; +} + +static int catpt_offload1_volume_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uctl) +{ + return catpt_stream_volume_get(kctl, uctl, CATPT_PIN_ID_OFFLOAD1); +} + +static int catpt_offload1_volume_put(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uctl) +{ + return catpt_stream_volume_put(kctl, uctl, CATPT_PIN_ID_OFFLOAD1); +} + +static int catpt_offload2_volume_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uctl) +{ + return catpt_stream_volume_get(kctl, uctl, CATPT_PIN_ID_OFFLOAD2); +} + +static int catpt_offload2_volume_put(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uctl) +{ + return catpt_stream_volume_put(kctl, uctl, CATPT_PIN_ID_OFFLOAD2); +} + +static int catpt_capture_volume_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uctl) +{ + return catpt_stream_volume_get(kctl, uctl, CATPT_PIN_ID_CAPTURE1); +} + +static int catpt_capture_volume_put(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *uctl) +{ + return catpt_stream_volume_put(kctl, uctl, CATPT_PIN_ID_CAPTURE1); +} + +static int catpt_loopback_switch_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + ucontrol->value.integer.value[0] = *(bool *)kcontrol->private_value; + return 0; +} + +static int catpt_loopback_switch_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = + snd_soc_kcontrol_component(kcontrol); + struct catpt_dev *cdev = dev_get_drvdata(component->dev); + struct catpt_stream_runtime *stream; + bool mute; + int ret; + + mute = (bool)ucontrol->value.integer.value[0]; + stream = catpt_stream_find(cdev, CATPT_PIN_ID_REFERENCE); + if (!stream) { + *(bool *)kcontrol->private_value = mute; + return 0; + } + + pm_runtime_get_sync(cdev->dev); + + ret = catpt_ipc_mute_loopback(cdev, stream->info.stream_hw_id, mute); + + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_put_autosuspend(cdev->dev); + + if (ret) + return CATPT_IPC_ERROR(ret); + + *(bool *)kcontrol->private_value = mute; + return 0; +} + +static int catpt_waves_switch_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + return 0; +} + +static int catpt_waves_switch_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + return 0; +} + +static int catpt_waves_param_get(struct snd_kcontrol *kcontrol, + unsigned int __user *bytes, + unsigned int size) +{ + return 0; +} + +static int catpt_waves_param_put(struct snd_kcontrol *kcontrol, + const unsigned int __user *bytes, + unsigned int size) +{ + return 0; +} + +static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(catpt_volume_tlv, -9000, 300, 1); + +#define CATPT_VOLUME_CTL(kname, sname) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = (kname), \ + .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ + SNDRV_CTL_ELEM_ACCESS_READWRITE, \ + .info = catpt_volume_info, \ + .get = catpt_##sname##_volume_get, \ + .put = catpt_##sname##_volume_put, \ + .tlv.p = catpt_volume_tlv, \ + .private_value = (unsigned long) \ + &(long[CATPT_CHANNELS_MAX]) {0} } + +static const struct snd_kcontrol_new component_kcontrols[] = { +/* Master volume (mixer stream) */ +CATPT_VOLUME_CTL("Master Playback Volume", mixer), +/* Individual volume controls for offload and capture */ +CATPT_VOLUME_CTL("Media0 Playback Volume", offload1), +CATPT_VOLUME_CTL("Media1 Playback Volume", offload2), +CATPT_VOLUME_CTL("Mic Capture Volume", capture), +SOC_SINGLE_BOOL_EXT("Loopback Mute", (unsigned long)&(bool[1]) {0}, + catpt_loopback_switch_get, catpt_loopback_switch_put), +/* Enable or disable WAVES module */ +SOC_SINGLE_BOOL_EXT("Waves Switch", 0, + catpt_waves_switch_get, catpt_waves_switch_put), +/* WAVES module parameter control */ +SND_SOC_BYTES_TLV("Waves Set Param", 128, + catpt_waves_param_get, catpt_waves_param_put), +}; + +static const struct snd_soc_dapm_widget component_widgets[] = { + SND_SOC_DAPM_AIF_IN("SSP0 CODEC IN", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("SSP0 CODEC OUT", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("SSP1 BT IN", NULL, 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("SSP1 BT OUT", NULL, 0, SND_SOC_NOPM, 0, 0), + + SND_SOC_DAPM_MIXER("Playback VMixer", SND_SOC_NOPM, 0, 0, NULL, 0), +}; + +static const struct snd_soc_dapm_route component_routes[] = { + {"Playback VMixer", NULL, "System Playback"}, + {"Playback VMixer", NULL, "Offload0 Playback"}, + {"Playback VMixer", NULL, "Offload1 Playback"}, + + {"SSP0 CODEC OUT", NULL, "Playback VMixer"}, + + {"Analog Capture", NULL, "SSP0 CODEC IN"}, + {"Loopback Capture", NULL, "SSP0 CODEC IN"}, + + {"SSP1 BT OUT", NULL, "Bluetooth Playback"}, + {"Bluetooth Capture", NULL, "SSP1 BT IN"}, +}; + +static const struct snd_soc_component_driver catpt_comp_driver = { + .name = "catpt-platform", + + .pcm_construct = catpt_component_pcm_construct, + .open = catpt_component_open, + .pointer = catpt_component_pointer, + + .controls = component_kcontrols, + .num_controls = ARRAY_SIZE(component_kcontrols), + .dapm_widgets = component_widgets, + .num_dapm_widgets = ARRAY_SIZE(component_widgets), + .dapm_routes = component_routes, + .num_dapm_routes = ARRAY_SIZE(component_routes), +}; + +int catpt_arm_stream_templates(struct catpt_dev *cdev) +{ + struct resource *res; + u32 scratch_size = 0; + int i, j; + + for (i = 0; i < ARRAY_SIZE(catpt_topology); i++) { + struct catpt_stream_template *template; + struct catpt_module_entry *entry; + struct catpt_module_type *type; + + template = catpt_topology[i]; + template->persistent_size = 0; + + for (j = 0; j < template->num_entries; j++) { + entry = &template->entries[j]; + type = &cdev->modules[entry->module_id]; + + if (!type->loaded) + return -ENOENT; + + entry->entry_point = type->entry_point; + template->persistent_size += type->persistent_size; + if (type->scratch_size > scratch_size) + scratch_size = type->scratch_size; + } + } + + if (scratch_size) { + /* allocate single scratch area for all modules */ + res = catpt_request_region(&cdev->dram, scratch_size); + if (!res) + return -EBUSY; + cdev->scratch = res; + } + + return 0; +} + +int catpt_register_plat_component(struct catpt_dev *cdev) +{ + struct snd_soc_component *component; + int ret; + + component = devm_kzalloc(cdev->dev, sizeof(*component), GFP_KERNEL); + if (!component) + return -ENOMEM; + + ret = snd_soc_component_initialize(component, &catpt_comp_driver, + cdev->dev); + if (ret) + return ret; + + component->name = catpt_comp_driver.name; + return snd_soc_add_component(component, dai_drivers, + ARRAY_SIZE(dai_drivers)); +} diff --git a/sound/soc/intel/catpt/registers.h b/sound/soc/intel/catpt/registers.h new file mode 100644 index 000000000000..47280d82842e --- /dev/null +++ b/sound/soc/intel/catpt/registers.h @@ -0,0 +1,178 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright(c) 2020 Intel Corporation. All rights reserved. + * + * Author: Cezary Rojewski <cezary.rojewski@intel.com> + */ + +#ifndef __SND_SOC_INTEL_CATPT_REGS_H +#define __SND_SOC_INTEL_CATPT_REGS_H + +#include <linux/bitops.h> +#include <linux/iopoll.h> +#include <uapi/linux/pci_regs.h> + +#define CATPT_SHIM_REGS_SIZE 4096 +#define CATPT_DMA_REGS_SIZE 1024 +#define CATPT_DMA_COUNT 2 +#define CATPT_SSP_REGS_SIZE 512 + +/* DSP Shim registers */ + +#define CATPT_SHIM_CS1 0x00 +#define CATPT_SHIM_ISC 0x18 +#define CATPT_SHIM_ISD 0x20 +#define CATPT_SHIM_IMC 0x28 +#define CATPT_SHIM_IMD 0x30 +#define CATPT_SHIM_IPCC 0x38 +#define CATPT_SHIM_IPCD 0x40 +#define CATPT_SHIM_CLKCTL 0x78 +#define CATPT_SHIM_CS2 0x80 +#define CATPT_SHIM_LTRC 0xE0 +#define CATPT_SHIM_HMDC 0xE8 + +#define CATPT_CS_LPCS BIT(31) +#define CATPT_CS_SFCR(ssp) BIT(27 + (ssp)) +#define CATPT_CS_S1IOCS BIT(23) +#define CATPT_CS_S0IOCS BIT(21) +#define CATPT_CS_PCE BIT(15) +#define CATPT_CS_SDPM(ssp) BIT(11 + (ssp)) +#define CATPT_CS_STALL BIT(10) +#define CATPT_CS_DCS GENMASK(6, 4) +/* b100 DSP core & audio fabric high clock */ +#define CATPT_CS_DCS_HIGH (0x4 << 4) +#define CATPT_CS_SBCS(ssp) BIT(2 + (ssp)) +#define CATPT_CS_RST BIT(1) + +#define CATPT_ISC_IPCDB BIT(1) +#define CATPT_ISC_IPCCD BIT(0) +#define CATPT_ISD_DCPWM BIT(31) +#define CATPT_ISD_IPCCB BIT(1) +#define CATPT_ISD_IPCDD BIT(0) + +#define CATPT_IMC_IPCDB BIT(1) +#define CATPT_IMC_IPCCD BIT(0) +#define CATPT_IMD_IPCCB BIT(1) +#define CATPT_IMD_IPCDD BIT(0) + +#define CATPT_IPCC_BUSY BIT(31) +#define CATPT_IPCC_DONE BIT(30) +#define CATPT_IPCD_BUSY BIT(31) +#define CATPT_IPCD_DONE BIT(30) + +#define CATPT_CLKCTL_CFCIP BIT(31) +#define CATPT_CLKCTL_SMOS GENMASK(25, 24) + +#define CATPT_HMDC_HDDA(e, ch) BIT(8 * (e) + (ch)) + +/* defaults to reset SHIM registers to after each power cycle */ +#define CATPT_CS_DEFAULT 0x8480040E +#define CATPT_ISC_DEFAULT 0x0 +#define CATPT_ISD_DEFAULT 0x0 +#define CATPT_IMC_DEFAULT 0x7FFF0003 +#define CATPT_IMD_DEFAULT 0x7FFF0003 +#define CATPT_IPCC_DEFAULT 0x0 +#define CATPT_IPCD_DEFAULT 0x0 +#define CATPT_CLKCTL_DEFAULT 0x7FF +#define CATPT_CS2_DEFAULT 0x0 +#define CATPT_LTRC_DEFAULT 0x0 +#define CATPT_HMDC_DEFAULT 0x0 + +/* PCI Configuration registers */ + +#define CATPT_PCI_PMCAPID 0x80 +#define CATPT_PCI_PMCS (CATPT_PCI_PMCAPID + PCI_PM_CTRL) +#define CATPT_PCI_VDRTCTL0 0xA0 +#define CATPT_PCI_VDRTCTL2 0xA8 + +#define CATPT_VDRTCTL2_DTCGE BIT(10) +#define CATPT_VDRTCTL2_DCLCGE BIT(1) +#define CATPT_VDRTCTL2_CGEALL 0xF7F + +/* LPT PCI Configuration bits */ + +#define LPT_VDRTCTL0_DSRAMPGE(b) BIT(16 + (b)) +#define LPT_VDRTCTL0_DSRAMPGE_MASK GENMASK(31, 16) +#define LPT_VDRTCTL0_ISRAMPGE(b) BIT(6 + (b)) +#define LPT_VDRTCTL0_ISRAMPGE_MASK GENMASK(15, 6) +#define LPT_VDRTCTL0_D3SRAMPGD BIT(2) +#define LPT_VDRTCTL0_D3PGD BIT(1) +#define LPT_VDRTCTL0_APLLSE BIT(0) + +/* WPT PCI Configuration bits */ + +#define WPT_VDRTCTL0_DSRAMPGE(b) BIT(12 + (b)) +#define WPT_VDRTCTL0_DSRAMPGE_MASK GENMASK(31, 12) +#define WPT_VDRTCTL0_ISRAMPGE(b) BIT(2 + (b)) +#define WPT_VDRTCTL0_ISRAMPGE_MASK GENMASK(11, 2) +#define WPT_VDRTCTL0_D3SRAMPGD BIT(1) +#define WPT_VDRTCTL0_D3PGD BIT(0) + +#define WPT_VDRTCTL2_APLLSE BIT(31) + +/* defaults to reset SSP registers to after each power cycle */ +#define CATPT_SSC0_DEFAULT 0x0 +#define CATPT_SSC1_DEFAULT 0x0 +#define CATPT_SSS_DEFAULT 0xF004 +#define CATPT_SSIT_DEFAULT 0x0 +#define CATPT_SSD_DEFAULT 0xC43893A3 +#define CATPT_SSTO_DEFAULT 0x0 +#define CATPT_SSPSP_DEFAULT 0x0 +#define CATPT_SSTSA_DEFAULT 0x0 +#define CATPT_SSRSA_DEFAULT 0x0 +#define CATPT_SSTSS_DEFAULT 0x0 +#define CATPT_SSCR2_DEFAULT 0x0 +#define CATPT_SSPSP2_DEFAULT 0x0 + +/* Physically the same block, access address differs between host and dsp */ +#define CATPT_DSP_DRAM_OFFSET 0x400000 +#define catpt_to_host_offset(offset) ((offset) & ~(CATPT_DSP_DRAM_OFFSET)) +#define catpt_to_dsp_offset(offset) ((offset) | CATPT_DSP_DRAM_OFFSET) + +#define CATPT_MEMBLOCK_SIZE 0x8000 +#define catpt_num_dram(cdev) (hweight_long((cdev)->spec->dram_mask)) +#define catpt_num_iram(cdev) (hweight_long((cdev)->spec->iram_mask)) +#define catpt_dram_size(cdev) (catpt_num_dram(cdev) * CATPT_MEMBLOCK_SIZE) +#define catpt_iram_size(cdev) (catpt_num_iram(cdev) * CATPT_MEMBLOCK_SIZE) + +/* registry I/O helpers */ + +#define catpt_shim_addr(cdev) \ + ((cdev)->lpe_ba + (cdev)->spec->host_shim_offset) +#define catpt_dma_addr(cdev, dma) \ + ((cdev)->lpe_ba + (cdev)->spec->host_dma_offset[dma]) +#define catpt_ssp_addr(cdev, ssp) \ + ((cdev)->lpe_ba + (cdev)->spec->host_ssp_offset[ssp]) +#define catpt_inbox_addr(cdev) \ + ((cdev)->lpe_ba + (cdev)->ipc.config.inbox_offset) +#define catpt_outbox_addr(cdev) \ + ((cdev)->lpe_ba + (cdev)->ipc.config.outbox_offset) + +#define catpt_writel_ssp(cdev, ssp, reg, val) \ + writel(val, catpt_ssp_addr(cdev, ssp) + (reg)) + +#define catpt_readl_shim(cdev, reg) \ + readl(catpt_shim_addr(cdev) + CATPT_SHIM_##reg) +#define catpt_writel_shim(cdev, reg, val) \ + writel(val, catpt_shim_addr(cdev) + CATPT_SHIM_##reg) +#define catpt_updatel_shim(cdev, reg, mask, val) \ + catpt_writel_shim(cdev, reg, \ + (catpt_readl_shim(cdev, reg) & ~(mask)) | (val)) + +#define catpt_readl_poll_shim(cdev, reg, val, cond, delay_us, timeout_us) \ + readl_poll_timeout(catpt_shim_addr(cdev) + CATPT_SHIM_##reg, \ + val, cond, delay_us, timeout_us) + +#define catpt_readl_pci(cdev, reg) \ + readl(cdev->pci_ba + CATPT_PCI_##reg) +#define catpt_writel_pci(cdev, reg, val) \ + writel(val, cdev->pci_ba + CATPT_PCI_##reg) +#define catpt_updatel_pci(cdev, reg, mask, val) \ + catpt_writel_pci(cdev, reg, \ + (catpt_readl_pci(cdev, reg) & ~(mask)) | (val)) + +#define catpt_readl_poll_pci(cdev, reg, val, cond, delay_us, timeout_us) \ + readl_poll_timeout((cdev)->pci_ba + CATPT_PCI_##reg, \ + val, cond, delay_us, timeout_us) + +#endif diff --git a/sound/soc/intel/catpt/sysfs.c b/sound/soc/intel/catpt/sysfs.c new file mode 100644 index 000000000000..9579e233a15d --- /dev/null +++ b/sound/soc/intel/catpt/sysfs.c @@ -0,0 +1,55 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/pm_runtime.h> +#include "core.h" + +static ssize_t fw_version_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct catpt_dev *cdev = dev_get_drvdata(dev); + struct catpt_fw_version version; + int ret; + + pm_runtime_get_sync(cdev->dev); + + ret = catpt_ipc_get_fw_version(cdev, &version); + + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_put_autosuspend(cdev->dev); + + if (ret) + return CATPT_IPC_ERROR(ret); + + return sprintf(buf, "%d.%d.%d.%d\n", version.type, version.major, + version.minor, version.build); +} +static DEVICE_ATTR_RO(fw_version); + +static ssize_t fw_info_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct catpt_dev *cdev = dev_get_drvdata(dev); + + return sprintf(buf, "%s\n", cdev->ipc.config.fw_info); +} +static DEVICE_ATTR_RO(fw_info); + +static struct attribute *catpt_attrs[] = { + &dev_attr_fw_version.attr, + &dev_attr_fw_info.attr, + NULL +}; + +static const struct attribute_group catpt_attr_group = { + .attrs = catpt_attrs, +}; + +const struct attribute_group *catpt_attr_groups[] = { + &catpt_attr_group, + NULL +}; diff --git a/sound/soc/intel/catpt/trace.h b/sound/soc/intel/catpt/trace.h new file mode 100644 index 000000000000..bb3d627dbeaf --- /dev/null +++ b/sound/soc/intel/catpt/trace.h @@ -0,0 +1,83 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright(c) 2020 Intel Corporation. All rights reserved. + * + * Author: Cezary Rojewski <cezary.rojewski@intel.com> + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM intel_catpt + +#if !defined(__SND_SOC_INTEL_CATPT_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) +#define __SND_SOC_INTEL_CATPT_TRACE_H + +#include <linux/types.h> +#include <linux/tracepoint.h> + +DECLARE_EVENT_CLASS(catpt_ipc_msg, + + TP_PROTO(u32 header), + + TP_ARGS(header), + + TP_STRUCT__entry( + __field(u32, header) + ), + + TP_fast_assign( + __entry->header = header; + ), + + TP_printk("0x%08x", __entry->header) +); + +DEFINE_EVENT(catpt_ipc_msg, catpt_irq, + TP_PROTO(u32 header), + TP_ARGS(header) +); + +DEFINE_EVENT(catpt_ipc_msg, catpt_ipc_request, + TP_PROTO(u32 header), + TP_ARGS(header) +); + +DEFINE_EVENT(catpt_ipc_msg, catpt_ipc_reply, + TP_PROTO(u32 header), + TP_ARGS(header) +); + +DEFINE_EVENT(catpt_ipc_msg, catpt_ipc_notify, + TP_PROTO(u32 header), + TP_ARGS(header) +); + +TRACE_EVENT_CONDITION(catpt_ipc_payload, + + TP_PROTO(const u8 *data, size_t size), + + TP_ARGS(data, size), + + TP_CONDITION(data && size), + + TP_STRUCT__entry( + __dynamic_array(u8, buf, size) + ), + + TP_fast_assign( + memcpy(__get_dynamic_array(buf), data, size); + ), + + TP_printk("%u byte(s)%s", + __get_dynamic_array_len(buf), + __print_hex_dump("", DUMP_PREFIX_NONE, 16, 4, + __get_dynamic_array(buf), + __get_dynamic_array_len(buf), false)) +); + +#endif /* __SND_SOC_INTEL_CATPT_TRACE_H */ + +/* This part must be outside protection */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#define TRACE_INCLUDE_FILE trace +#include <trace/define_trace.h> |