diff options
177 files changed, 1040 insertions, 1029 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt index 45ef3f279c3b..1d26eeb6b5f6 100644 --- a/Documentation/DMA-API.txt +++ b/Documentation/DMA-API.txt @@ -369,35 +369,32 @@ See also dma_map_single(). dma_addr_t dma_map_single_attrs(struct device *dev, void *cpu_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) void dma_unmap_single_attrs(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) int dma_map_sg_attrs(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) void dma_unmap_sg_attrs(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) The four functions above are just like the counterpart functions without the _attrs suffixes, except that they pass an optional -struct dma_attrs*. - -struct dma_attrs encapsulates a set of "DMA attributes". For the -definition of struct dma_attrs see linux/dma-attrs.h. +dma_attrs. The interpretation of DMA attributes is architecture-specific, and each attribute should be documented in Documentation/DMA-attributes.txt. -If struct dma_attrs* is NULL, the semantics of each of these -functions is identical to those of the corresponding function +If dma_attrs are 0, the semantics of each of these functions +is identical to those of the corresponding function without the _attrs suffix. As a result dma_map_single_attrs() can generally replace dma_map_single(), etc. @@ -405,15 +402,15 @@ As an example of the use of the *_attrs functions, here's how you could pass an attribute DMA_ATTR_FOO when mapping memory for DMA: -#include <linux/dma-attrs.h> -/* DMA_ATTR_FOO should be defined in linux/dma-attrs.h and +#include <linux/dma-mapping.h> +/* DMA_ATTR_FOO should be defined in linux/dma-mapping.h and * documented in Documentation/DMA-attributes.txt */ ... - DEFINE_DMA_ATTRS(attrs); - dma_set_attr(DMA_ATTR_FOO, &attrs); + unsigned long attr; + attr |= DMA_ATTR_FOO; .... - n = dma_map_sg_attrs(dev, sg, nents, DMA_TO_DEVICE, &attr); + n = dma_map_sg_attrs(dev, sg, nents, DMA_TO_DEVICE, attr); .... Architectures that care about DMA_ATTR_FOO would check for its @@ -422,12 +419,10 @@ routines, e.g.: void whizco_dma_map_sg_attrs(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { .... - int foo = dma_get_attr(DMA_ATTR_FOO, attrs); - .... - if (foo) + if (attrs & DMA_ATTR_FOO) /* twizzle the frobnozzle */ .... diff --git a/Documentation/DMA-attributes.txt b/Documentation/DMA-attributes.txt index e8cf9cf873b3..2d455a5cf671 100644 --- a/Documentation/DMA-attributes.txt +++ b/Documentation/DMA-attributes.txt @@ -2,7 +2,7 @@ ============== This document describes the semantics of the DMA attributes that are -defined in linux/dma-attrs.h. +defined in linux/dma-mapping.h. DMA_ATTR_WRITE_BARRIER ---------------------- diff --git a/MAINTAINERS b/MAINTAINERS index 429fc61bee81..bafc8043d4f0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1648,7 +1648,8 @@ F: arch/arm/mach-s5pv210/ ARM/SAMSUNG S5P SERIES 2D GRAPHICS ACCELERATION (G2D) SUPPORT M: Kyungmin Park <kyungmin.park@samsung.com> -M: Kamil Debski <k.debski@samsung.com> +M: Kamil Debski <kamil@wypas.org> +M: Andrzej Hajda <a.hajda@samsung.com> L: linux-arm-kernel@lists.infradead.org L: linux-media@vger.kernel.org S: Maintained @@ -1656,8 +1657,9 @@ F: drivers/media/platform/s5p-g2d/ ARM/SAMSUNG S5P SERIES Multi Format Codec (MFC) SUPPORT M: Kyungmin Park <kyungmin.park@samsung.com> -M: Kamil Debski <k.debski@samsung.com> +M: Kamil Debski <kamil@wypas.org> M: Jeongtae Park <jtp.park@samsung.com> +M: Andrzej Hajda <a.hajda@samsung.com> L: linux-arm-kernel@lists.infradead.org L: linux-media@vger.kernel.org S: Maintained @@ -9470,7 +9472,8 @@ S: Odd Fixes F: drivers/media/usb/pwc/* PWM FAN DRIVER -M: Kamil Debski <k.debski@samsung.com> +M: Kamil Debski <kamil@wypas.org> +M: Lukasz Majewski <l.majewski@samsung.com> L: linux-hwmon@vger.kernel.org S: Supported F: Documentation/devicetree/bindings/hwmon/pwm-fan.txt @@ -10218,7 +10221,8 @@ T: git https://github.com/lmajewski/linux-samsung-thermal.git F: drivers/thermal/samsung/ SAMSUNG USB2 PHY DRIVER -M: Kamil Debski <k.debski@samsung.com> +M: Kamil Debski <kamil@wypas.org> +M: Sylwester Nawrocki <s.nawrocki@samsung.com> L: linux-kernel@vger.kernel.org S: Supported F: Documentation/devicetree/bindings/phy/samsung-phy.txt diff --git a/arch/alpha/include/asm/dma-mapping.h b/arch/alpha/include/asm/dma-mapping.h index 3c3451f58ff4..c63b6ac19ee5 100644 --- a/arch/alpha/include/asm/dma-mapping.h +++ b/arch/alpha/include/asm/dma-mapping.h @@ -1,8 +1,6 @@ #ifndef _ALPHA_DMA_MAPPING_H #define _ALPHA_DMA_MAPPING_H -#include <linux/dma-attrs.h> - extern struct dma_map_ops *dma_ops; static inline struct dma_map_ops *get_dma_ops(struct device *dev) diff --git a/arch/alpha/kernel/pci-noop.c b/arch/alpha/kernel/pci-noop.c index 8e735b5e56bd..bb152e21e5ae 100644 --- a/arch/alpha/kernel/pci-noop.c +++ b/arch/alpha/kernel/pci-noop.c @@ -109,7 +109,7 @@ sys_pciconfig_write(unsigned long bus, unsigned long dfn, static void *alpha_noop_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret; diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c index 8969bf2dfe3a..451fc9cdd323 100644 --- a/arch/alpha/kernel/pci_iommu.c +++ b/arch/alpha/kernel/pci_iommu.c @@ -349,7 +349,7 @@ static struct pci_dev *alpha_gendev_to_pci(struct device *dev) static dma_addr_t alpha_pci_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_dev *pdev = alpha_gendev_to_pci(dev); int dac_allowed; @@ -369,7 +369,7 @@ static dma_addr_t alpha_pci_map_page(struct device *dev, struct page *page, static void alpha_pci_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long flags; struct pci_dev *pdev = alpha_gendev_to_pci(dev); @@ -433,7 +433,7 @@ static void alpha_pci_unmap_page(struct device *dev, dma_addr_t dma_addr, static void *alpha_pci_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addrp, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_dev *pdev = alpha_gendev_to_pci(dev); void *cpu_addr; @@ -478,7 +478,7 @@ try_again: static void alpha_pci_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_addr, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_dev *pdev = alpha_gendev_to_pci(dev); pci_unmap_single(pdev, dma_addr, size, PCI_DMA_BIDIRECTIONAL); @@ -651,7 +651,7 @@ sg_fill(struct device *dev, struct scatterlist *leader, struct scatterlist *end, static int alpha_pci_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_dev *pdev = alpha_gendev_to_pci(dev); struct scatterlist *start, *end, *out; @@ -729,7 +729,7 @@ static int alpha_pci_map_sg(struct device *dev, struct scatterlist *sg, static void alpha_pci_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_dev *pdev = alpha_gendev_to_pci(dev); unsigned long flags; diff --git a/arch/arc/mm/dma.c b/arch/arc/mm/dma.c index ab74b5d9186c..20afc65e22dc 100644 --- a/arch/arc/mm/dma.c +++ b/arch/arc/mm/dma.c @@ -22,7 +22,7 @@ static void *arc_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { unsigned long order = get_order(size); struct page *page; @@ -46,7 +46,7 @@ static void *arc_dma_alloc(struct device *dev, size_t size, * (vs. always going to memory - thus are faster) */ if ((is_isa_arcv2() && ioc_exists) || - dma_get_attr(DMA_ATTR_NON_CONSISTENT, attrs)) + (attrs & DMA_ATTR_NON_CONSISTENT)) need_coh = 0; /* @@ -90,13 +90,13 @@ static void *arc_dma_alloc(struct device *dev, size_t size, } static void arc_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { phys_addr_t paddr = plat_dma_to_phys(dev, dma_handle); struct page *page = virt_to_page(paddr); int is_non_coh = 1; - is_non_coh = dma_get_attr(DMA_ATTR_NON_CONSISTENT, attrs) || + is_non_coh = (attrs & DMA_ATTR_NON_CONSISTENT) || (is_isa_arcv2() && ioc_exists); if (PageHighMem(page) || !is_non_coh) @@ -130,7 +130,7 @@ static void _dma_cache_sync(phys_addr_t paddr, size_t size, static dma_addr_t arc_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { phys_addr_t paddr = page_to_phys(page) + offset; _dma_cache_sync(paddr, size, dir); @@ -138,7 +138,7 @@ static dma_addr_t arc_dma_map_page(struct device *dev, struct page *page, } static int arc_dma_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, unsigned long attrs) { struct scatterlist *s; int i; diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c index 1143c4d5c567..301281645d08 100644 --- a/arch/arm/common/dmabounce.c +++ b/arch/arm/common/dmabounce.c @@ -310,7 +310,7 @@ static inline void unmap_single(struct device *dev, struct safe_buffer *buf, */ static dma_addr_t dmabounce_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t dma_addr; int ret; @@ -344,7 +344,7 @@ static dma_addr_t dmabounce_map_page(struct device *dev, struct page *page, * should be) */ static void dmabounce_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct safe_buffer *buf; diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index a83570f10124..d009f7911ffc 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -5,7 +5,6 @@ #include <linux/mm_types.h> #include <linux/scatterlist.h> -#include <linux/dma-attrs.h> #include <linux/dma-debug.h> #include <asm/memory.h> @@ -174,7 +173,7 @@ static inline void dma_mark_clean(void *addr, size_t size) { } * to be the device-viewed address. */ extern void *arm_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t gfp, struct dma_attrs *attrs); + gfp_t gfp, unsigned long attrs); /** * arm_dma_free - free memory allocated by arm_dma_alloc @@ -191,7 +190,7 @@ extern void *arm_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, * during and after this call executing are illegal. */ extern void arm_dma_free(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t handle, struct dma_attrs *attrs); + dma_addr_t handle, unsigned long attrs); /** * arm_dma_mmap - map a coherent DMA allocation into user space @@ -208,7 +207,7 @@ extern void arm_dma_free(struct device *dev, size_t size, void *cpu_addr, */ extern int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs); + unsigned long attrs); /* * This can be called during early boot to increase the size of the atomic @@ -262,16 +261,16 @@ extern void dmabounce_unregister_dev(struct device *); * The scatter list versions of the above methods. */ extern int arm_dma_map_sg(struct device *, struct scatterlist *, int, - enum dma_data_direction, struct dma_attrs *attrs); + enum dma_data_direction, unsigned long attrs); extern void arm_dma_unmap_sg(struct device *, struct scatterlist *, int, - enum dma_data_direction, struct dma_attrs *attrs); + enum dma_data_direction, unsigned long attrs); extern void arm_dma_sync_sg_for_cpu(struct device *, struct scatterlist *, int, enum dma_data_direction); extern void arm_dma_sync_sg_for_device(struct device *, struct scatterlist *, int, enum dma_data_direction); extern int arm_dma_get_sgtable(struct device *dev, struct sg_table *sgt, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs); + unsigned long attrs); #endif /* __KERNEL__ */ #endif diff --git a/arch/arm/include/asm/xen/page-coherent.h b/arch/arm/include/asm/xen/page-coherent.h index 9408a994cc91..95ce6ac3a971 100644 --- a/arch/arm/include/asm/xen/page-coherent.h +++ b/arch/arm/include/asm/xen/page-coherent.h @@ -2,15 +2,14 @@ #define _ASM_ARM_XEN_PAGE_COHERENT_H #include <asm/page.h> -#include <linux/dma-attrs.h> #include <linux/dma-mapping.h> void __xen_dma_map_page(struct device *hwdev, struct page *page, dma_addr_t dev_addr, unsigned long offset, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs); + enum dma_data_direction dir, unsigned long attrs); void __xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); void __xen_dma_sync_single_for_cpu(struct device *hwdev, dma_addr_t handle, size_t size, enum dma_data_direction dir); @@ -18,22 +17,20 @@ void __xen_dma_sync_single_for_device(struct device *hwdev, dma_addr_t handle, size_t size, enum dma_data_direction dir); static inline void *xen_alloc_coherent_pages(struct device *hwdev, size_t size, - dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t flags, unsigned long attrs) { return __generic_dma_ops(hwdev)->alloc(hwdev, size, dma_handle, flags, attrs); } static inline void xen_free_coherent_pages(struct device *hwdev, size_t size, - void *cpu_addr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + void *cpu_addr, dma_addr_t dma_handle, unsigned long attrs) { __generic_dma_ops(hwdev)->free(hwdev, size, cpu_addr, dma_handle, attrs); } static inline void xen_dma_map_page(struct device *hwdev, struct page *page, dma_addr_t dev_addr, unsigned long offset, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { unsigned long page_pfn = page_to_xen_pfn(page); unsigned long dev_pfn = XEN_PFN_DOWN(dev_addr); @@ -58,8 +55,7 @@ static inline void xen_dma_map_page(struct device *hwdev, struct page *page, } static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, - size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + size_t size, enum dma_data_direction dir, unsigned long attrs) { unsigned long pfn = PFN_DOWN(handle); /* diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 99420fc1f066..d24e5dd2aa7a 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -44,7 +44,7 @@ #endif #if (defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)) || \ - defined(CONFIG_GENERIC_BUG) + defined(CONFIG_GENERIC_BUG) || defined(CONFIG_JUMP_LABEL) #define ARM_EXIT_KEEP(x) x #define ARM_EXIT_DISCARD(x) #else diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index b7eed75960fe..c6834c0cfd1c 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -128,16 +128,16 @@ static void __dma_page_dev_to_cpu(struct page *, unsigned long, */ static dma_addr_t arm_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { - if (!dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if ((attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __dma_page_cpu_to_dev(page, offset, size, dir); return pfn_to_dma(dev, page_to_pfn(page)) + offset; } static dma_addr_t arm_coherent_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { return pfn_to_dma(dev, page_to_pfn(page)) + offset; } @@ -157,10 +157,9 @@ static dma_addr_t arm_coherent_dma_map_page(struct device *dev, struct page *pag * whatever the device wrote there. */ static void arm_dma_unmap_page(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + size_t size, enum dma_data_direction dir, unsigned long attrs) { - if (!dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if ((attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __dma_page_dev_to_cpu(pfn_to_page(dma_to_pfn(dev, handle)), handle & ~PAGE_MASK, size, dir); } @@ -198,12 +197,12 @@ struct dma_map_ops arm_dma_ops = { EXPORT_SYMBOL(arm_dma_ops); static void *arm_coherent_dma_alloc(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs); + dma_addr_t *handle, gfp_t gfp, unsigned long attrs); static void arm_coherent_dma_free(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t handle, struct dma_attrs *attrs); + dma_addr_t handle, unsigned long attrs); static int arm_coherent_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs); + unsigned long attrs); struct dma_map_ops arm_coherent_dma_ops = { .alloc = arm_coherent_dma_alloc, @@ -639,11 +638,11 @@ static void __free_from_contiguous(struct device *dev, struct page *page, dma_release_from_contiguous(dev, page, size >> PAGE_SHIFT); } -static inline pgprot_t __get_dma_pgprot(struct dma_attrs *attrs, pgprot_t prot) +static inline pgprot_t __get_dma_pgprot(unsigned long attrs, pgprot_t prot) { - prot = dma_get_attr(DMA_ATTR_WRITE_COMBINE, attrs) ? - pgprot_writecombine(prot) : - pgprot_dmacoherent(prot); + prot = (attrs & DMA_ATTR_WRITE_COMBINE) ? + pgprot_writecombine(prot) : + pgprot_dmacoherent(prot); return prot; } @@ -751,7 +750,7 @@ static struct arm_dma_allocator remap_allocator = { static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, pgprot_t prot, bool is_coherent, - struct dma_attrs *attrs, const void *caller) + unsigned long attrs, const void *caller) { u64 mask = get_coherent_dma_mask(dev); struct page *page = NULL; @@ -764,7 +763,7 @@ static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, .gfp = gfp, .prot = prot, .caller = caller, - .want_vaddr = !dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs), + .want_vaddr = ((attrs & DMA_ATTR_NO_KERNEL_MAPPING) == 0), .coherent_flag = is_coherent ? COHERENT : NORMAL, }; @@ -834,7 +833,7 @@ static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, * virtual and bus address for that space. */ void *arm_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t gfp, struct dma_attrs *attrs) + gfp_t gfp, unsigned long attrs) { pgprot_t prot = __get_dma_pgprot(attrs, PAGE_KERNEL); @@ -843,7 +842,7 @@ void *arm_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, } static void *arm_coherent_dma_alloc(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *handle, gfp_t gfp, unsigned long attrs) { return __dma_alloc(dev, size, handle, gfp, PAGE_KERNEL, true, attrs, __builtin_return_address(0)); @@ -851,7 +850,7 @@ static void *arm_coherent_dma_alloc(struct device *dev, size_t size, static int __arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { int ret = -ENXIO; #ifdef CONFIG_MMU @@ -879,14 +878,14 @@ static int __arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, */ static int arm_coherent_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { return __arm_dma_mmap(dev, vma, cpu_addr, dma_addr, size, attrs); } int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { #ifdef CONFIG_MMU vma->vm_page_prot = __get_dma_pgprot(attrs, vma->vm_page_prot); @@ -898,7 +897,7 @@ int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, * Free a buffer as defined by the above mapping. */ static void __arm_dma_free(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t handle, struct dma_attrs *attrs, + dma_addr_t handle, unsigned long attrs, bool is_coherent) { struct page *page = pfn_to_page(dma_to_pfn(dev, handle)); @@ -908,7 +907,7 @@ static void __arm_dma_free(struct device *dev, size_t size, void *cpu_addr, .size = PAGE_ALIGN(size), .cpu_addr = cpu_addr, .page = page, - .want_vaddr = !dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs), + .want_vaddr = ((attrs & DMA_ATTR_NO_KERNEL_MAPPING) == 0), }; buf = arm_dma_buffer_find(cpu_addr); @@ -920,20 +919,20 @@ static void __arm_dma_free(struct device *dev, size_t size, void *cpu_addr, } void arm_dma_free(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t handle, struct dma_attrs *attrs) + dma_addr_t handle, unsigned long attrs) { __arm_dma_free(dev, size, cpu_addr, handle, attrs, false); } static void arm_coherent_dma_free(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t handle, struct dma_attrs *attrs) + dma_addr_t handle, unsigned long attrs) { __arm_dma_free(dev, size, cpu_addr, handle, attrs, true); } int arm_dma_get_sgtable(struct device *dev, struct sg_table *sgt, void *cpu_addr, dma_addr_t handle, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { struct page *page = pfn_to_page(dma_to_pfn(dev, handle)); int ret; @@ -1066,7 +1065,7 @@ static void __dma_page_dev_to_cpu(struct page *page, unsigned long off, * here. */ int arm_dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); struct scatterlist *s; @@ -1100,7 +1099,7 @@ int arm_dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, * rules concerning calls here are the same as for dma_unmap_single(). */ void arm_dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); struct scatterlist *s; @@ -1273,7 +1272,7 @@ static inline void __free_iova(struct dma_iommu_mapping *mapping, static const int iommu_order_array[] = { 9, 8, 4, 0 }; static struct page **__iommu_alloc_buffer(struct device *dev, size_t size, - gfp_t gfp, struct dma_attrs *attrs, + gfp_t gfp, unsigned long attrs, int coherent_flag) { struct page **pages; @@ -1289,7 +1288,7 @@ static struct page **__iommu_alloc_buffer(struct device *dev, size_t size, if (!pages) return NULL; - if (dma_get_attr(DMA_ATTR_FORCE_CONTIGUOUS, attrs)) + if (attrs & DMA_ATTR_FORCE_CONTIGUOUS) { unsigned long order = get_order(size); struct page *page; @@ -1307,7 +1306,7 @@ static struct page **__iommu_alloc_buffer(struct device *dev, size_t size, } /* Go straight to 4K chunks if caller says it's OK. */ - if (dma_get_attr(DMA_ATTR_ALLOC_SINGLE_PAGES, attrs)) + if (attrs & DMA_ATTR_ALLOC_SINGLE_PAGES) order_idx = ARRAY_SIZE(iommu_order_array) - 1; /* @@ -1363,12 +1362,12 @@ error: } static int __iommu_free_buffer(struct device *dev, struct page **pages, - size_t size, struct dma_attrs *attrs) + size_t size, unsigned long attrs) { int count = size >> PAGE_SHIFT; int i; - if (dma_get_attr(DMA_ATTR_FORCE_CONTIGUOUS, attrs)) { + if (attrs & DMA_ATTR_FORCE_CONTIGUOUS) { dma_release_from_contiguous(dev, pages[0], count); } else { for (i = 0; i < count; i++) @@ -1460,14 +1459,14 @@ static struct page **__atomic_get_pages(void *addr) return (struct page **)page; } -static struct page **__iommu_get_pages(void *cpu_addr, struct dma_attrs *attrs) +static struct page **__iommu_get_pages(void *cpu_addr, unsigned long attrs) { struct vm_struct *area; if (__in_atomic_pool(cpu_addr, PAGE_SIZE)) return __atomic_get_pages(cpu_addr); - if (dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) + if (attrs & DMA_ATTR_NO_KERNEL_MAPPING) return cpu_addr; area = find_vm_area(cpu_addr); @@ -1511,7 +1510,7 @@ static void __iommu_free_atomic(struct device *dev, void *cpu_addr, } static void *__arm_iommu_alloc_attrs(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs, + dma_addr_t *handle, gfp_t gfp, unsigned long attrs, int coherent_flag) { pgprot_t prot = __get_dma_pgprot(attrs, PAGE_KERNEL); @@ -1542,7 +1541,7 @@ static void *__arm_iommu_alloc_attrs(struct device *dev, size_t size, if (*handle == DMA_ERROR_CODE) goto err_buffer; - if (dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) + if (attrs & DMA_ATTR_NO_KERNEL_MAPPING) return pages; addr = __iommu_alloc_remap(pages, size, gfp, prot, @@ -1560,20 +1559,20 @@ err_buffer: } static void *arm_iommu_alloc_attrs(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *handle, gfp_t gfp, unsigned long attrs) { return __arm_iommu_alloc_attrs(dev, size, handle, gfp, attrs, NORMAL); } static void *arm_coherent_iommu_alloc_attrs(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *handle, gfp_t gfp, unsigned long attrs) { return __arm_iommu_alloc_attrs(dev, size, handle, gfp, attrs, COHERENT); } static int __arm_iommu_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long uaddr = vma->vm_start; unsigned long usize = vma->vm_end - vma->vm_start; @@ -1603,7 +1602,7 @@ static int __arm_iommu_mmap_attrs(struct device *dev, struct vm_area_struct *vma } static int arm_iommu_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, - dma_addr_t dma_addr, size_t size, struct dma_attrs *attrs) + dma_addr_t dma_addr, size_t size, unsigned long attrs) { vma->vm_page_prot = __get_dma_pgprot(attrs, vma->vm_page_prot); @@ -1612,7 +1611,7 @@ static int arm_iommu_mmap_attrs(struct device *dev, static int arm_coherent_iommu_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, - dma_addr_t dma_addr, size_t size, struct dma_attrs *attrs) + dma_addr_t dma_addr, size_t size, unsigned long attrs) { return __arm_iommu_mmap_attrs(dev, vma, cpu_addr, dma_addr, size, attrs); } @@ -1622,7 +1621,7 @@ static int arm_coherent_iommu_mmap_attrs(struct device *dev, * Must not be called with IRQs disabled. */ void __arm_iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t handle, struct dma_attrs *attrs, int coherent_flag) + dma_addr_t handle, unsigned long attrs, int coherent_flag) { struct page **pages; size = PAGE_ALIGN(size); @@ -1638,7 +1637,7 @@ void __arm_iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, return; } - if (!dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) { + if ((attrs & DMA_ATTR_NO_KERNEL_MAPPING) == 0) { dma_common_free_remap(cpu_addr, size, VM_ARM_DMA_CONSISTENT | VM_USERMAP); } @@ -1648,20 +1647,20 @@ void __arm_iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, } void arm_iommu_free_attrs(struct device *dev, size_t size, - void *cpu_addr, dma_addr_t handle, struct dma_attrs *attrs) + void *cpu_addr, dma_addr_t handle, unsigned long attrs) { __arm_iommu_free_attrs(dev, size, cpu_addr, handle, attrs, NORMAL); } void arm_coherent_iommu_free_attrs(struct device *dev, size_t size, - void *cpu_addr, dma_addr_t handle, struct dma_attrs *attrs) + void *cpu_addr, dma_addr_t handle, unsigned long attrs) { __arm_iommu_free_attrs(dev, size, cpu_addr, handle, attrs, COHERENT); } static int arm_iommu_get_sgtable(struct device *dev, struct sg_table *sgt, void *cpu_addr, dma_addr_t dma_addr, - size_t size, struct dma_attrs *attrs) + size_t size, unsigned long attrs) { unsigned int count = PAGE_ALIGN(size) >> PAGE_SHIFT; struct page **pages = __iommu_get_pages(cpu_addr, attrs); @@ -1699,7 +1698,7 @@ static int __dma_direction_to_prot(enum dma_data_direction dir) */ static int __map_sg_chunk(struct device *dev, struct scatterlist *sg, size_t size, dma_addr_t *handle, - enum dma_data_direction dir, struct dma_attrs *attrs, + enum dma_data_direction dir, unsigned long attrs, bool is_coherent) { struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); @@ -1720,8 +1719,7 @@ static int __map_sg_chunk(struct device *dev, struct scatterlist *sg, phys_addr_t phys = page_to_phys(sg_page(s)); unsigned int len = PAGE_ALIGN(s->offset + s->length); - if (!is_coherent && - !dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if (!is_coherent && (attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __dma_page_cpu_to_dev(sg_page(s), s->offset, s->length, dir); prot = __dma_direction_to_prot(dir); @@ -1742,7 +1740,7 @@ fail: } static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs, + enum dma_data_direction dir, unsigned long attrs, bool is_coherent) { struct scatterlist *s = sg, *dma = sg, *start = sg; @@ -1800,7 +1798,7 @@ bad_mapping: * obtained via sg_dma_{address,length}. */ int arm_coherent_iommu_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, unsigned long attrs) { return __iommu_map_sg(dev, sg, nents, dir, attrs, true); } @@ -1818,14 +1816,14 @@ int arm_coherent_iommu_map_sg(struct device *dev, struct scatterlist *sg, * sg_dma_{address,length}. */ int arm_iommu_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, unsigned long attrs) { return __iommu_map_sg(dev, sg, nents, dir, attrs, false); } static void __iommu_unmap_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, struct dma_attrs *attrs, - bool is_coherent) + int nents, enum dma_data_direction dir, + unsigned long attrs, bool is_coherent) { struct scatterlist *s; int i; @@ -1834,8 +1832,7 @@ static void __iommu_unmap_sg(struct device *dev, struct scatterlist *sg, if (sg_dma_len(s)) __iommu_remove_mapping(dev, sg_dma_address(s), sg_dma_len(s)); - if (!is_coherent && - !dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if (!is_coherent && (attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __dma_page_dev_to_cpu(sg_page(s), s->offset, s->length, dir); } @@ -1852,7 +1849,8 @@ static void __iommu_unmap_sg(struct device *dev, struct scatterlist *sg, * rules concerning calls here are the same as for dma_unmap_single(). */ void arm_coherent_iommu_unmap_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, + unsigned long attrs) { __iommu_unmap_sg(dev, sg, nents, dir, attrs, true); } @@ -1868,7 +1866,8 @@ void arm_coherent_iommu_unmap_sg(struct device *dev, struct scatterlist *sg, * rules concerning calls here are the same as for dma_unmap_single(). */ void arm_iommu_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, + unsigned long attrs) { __iommu_unmap_sg(dev, sg, nents, dir, attrs, false); } @@ -1921,7 +1920,7 @@ void arm_iommu_sync_sg_for_device(struct device *dev, struct scatterlist *sg, */ static dma_addr_t arm_coherent_iommu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t dma_addr; @@ -1955,9 +1954,9 @@ fail: */ static dma_addr_t arm_iommu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { - if (!dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if ((attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __dma_page_cpu_to_dev(page, offset, size, dir); return arm_coherent_iommu_map_page(dev, page, offset, size, dir, attrs); @@ -1973,8 +1972,7 @@ static dma_addr_t arm_iommu_map_page(struct device *dev, struct page *page, * Coherent IOMMU aware version of arm_dma_unmap_page() */ static void arm_coherent_iommu_unmap_page(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + size_t size, enum dma_data_direction dir, unsigned long attrs) { struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t iova = handle & PAGE_MASK; @@ -1998,8 +1996,7 @@ static void arm_coherent_iommu_unmap_page(struct device *dev, dma_addr_t handle, * IOMMU aware version of arm_dma_unmap_page() */ static void arm_iommu_unmap_page(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + size_t size, enum dma_data_direction dir, unsigned long attrs) { struct dma_iommu_mapping *mapping = to_dma_iommu_mapping(dev); dma_addr_t iova = handle & PAGE_MASK; @@ -2010,7 +2007,7 @@ static void arm_iommu_unmap_page(struct device *dev, dma_addr_t handle, if (!iova) return; - if (!dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if ((attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __dma_page_dev_to_cpu(page, offset, size, dir); iommu_unmap(mapping->domain, iova, len); diff --git a/arch/arm/xen/mm.c b/arch/arm/xen/mm.c index c5f9a9e3d1f3..d062f08f5020 100644 --- a/arch/arm/xen/mm.c +++ b/arch/arm/xen/mm.c @@ -98,11 +98,11 @@ static void __xen_dma_page_cpu_to_dev(struct device *hwdev, dma_addr_t handle, void __xen_dma_map_page(struct device *hwdev, struct page *page, dma_addr_t dev_addr, unsigned long offset, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { if (is_device_dma_coherent(hwdev)) return; - if (dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if (attrs & DMA_ATTR_SKIP_CPU_SYNC) return; __xen_dma_page_cpu_to_dev(hwdev, dev_addr, size, dir); @@ -110,12 +110,12 @@ void __xen_dma_map_page(struct device *hwdev, struct page *page, void __xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { if (is_device_dma_coherent(hwdev)) return; - if (dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if (attrs & DMA_ATTR_SKIP_CPU_SYNC) return; __xen_dma_page_dev_to_cpu(hwdev, handle, size, dir); diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index f6c55afab3e2..c4284c432ae8 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -32,10 +32,10 @@ static int swiotlb __read_mostly; -static pgprot_t __get_dma_pgprot(struct dma_attrs *attrs, pgprot_t prot, +static pgprot_t __get_dma_pgprot(unsigned long attrs, pgprot_t prot, bool coherent) { - if (!coherent || dma_get_attr(DMA_ATTR_WRITE_COMBINE, attrs)) + if (!coherent || (attrs & DMA_ATTR_WRITE_COMBINE)) return pgprot_writecombine(prot); return prot; } @@ -91,7 +91,7 @@ static int __free_from_pool(void *start, size_t size) static void *__dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { if (dev == NULL) { WARN_ONCE(1, "Use an actual device structure for DMA allocation\n"); @@ -121,7 +121,7 @@ static void *__dma_alloc_coherent(struct device *dev, size_t size, static void __dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { bool freed; phys_addr_t paddr = dma_to_phys(dev, dma_handle); @@ -140,7 +140,7 @@ static void __dma_free_coherent(struct device *dev, size_t size, static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { struct page *page; void *ptr, *coherent_ptr; @@ -188,7 +188,7 @@ no_mem: static void __dma_free(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { void *swiotlb_addr = phys_to_virt(dma_to_phys(dev, dma_handle)); @@ -205,7 +205,7 @@ static void __dma_free(struct device *dev, size_t size, static dma_addr_t __swiotlb_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t dev_addr; @@ -219,7 +219,7 @@ static dma_addr_t __swiotlb_map_page(struct device *dev, struct page *page, static void __swiotlb_unmap_page(struct device *dev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { if (!is_device_dma_coherent(dev)) __dma_unmap_area(phys_to_virt(dma_to_phys(dev, dev_addr)), size, dir); @@ -228,7 +228,7 @@ static void __swiotlb_unmap_page(struct device *dev, dma_addr_t dev_addr, static int __swiotlb_map_sg_attrs(struct device *dev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i, ret; @@ -245,7 +245,7 @@ static int __swiotlb_map_sg_attrs(struct device *dev, struct scatterlist *sgl, static void __swiotlb_unmap_sg_attrs(struct device *dev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -306,7 +306,7 @@ static void __swiotlb_sync_sg_for_device(struct device *dev, static int __swiotlb_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { int ret = -ENXIO; unsigned long nr_vma_pages = (vma->vm_end - vma->vm_start) >> @@ -333,7 +333,7 @@ static int __swiotlb_mmap(struct device *dev, static int __swiotlb_get_sgtable(struct device *dev, struct sg_table *sgt, void *cpu_addr, dma_addr_t handle, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { int ret = sg_alloc_table(sgt, 1, GFP_KERNEL); @@ -435,21 +435,21 @@ out: static void *__dummy_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { return NULL; } static void __dummy_free(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { } static int __dummy_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { return -ENXIO; } @@ -457,20 +457,20 @@ static int __dummy_mmap(struct device *dev, static dma_addr_t __dummy_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { return DMA_ERROR_CODE; } static void __dummy_unmap_page(struct device *dev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { } static int __dummy_map_sg(struct device *dev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { return 0; } @@ -478,7 +478,7 @@ static int __dummy_map_sg(struct device *dev, struct scatterlist *sgl, static void __dummy_unmap_sg(struct device *dev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { } @@ -553,7 +553,7 @@ static void flush_page(struct device *dev, const void *virt, phys_addr_t phys) static void *__iommu_alloc_attrs(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { bool coherent = is_device_dma_coherent(dev); int ioprot = dma_direction_to_prot(DMA_BIDIRECTIONAL, coherent); @@ -613,7 +613,7 @@ static void *__iommu_alloc_attrs(struct device *dev, size_t size, } static void __iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t handle, struct dma_attrs *attrs) + dma_addr_t handle, unsigned long attrs) { size_t iosize = size; @@ -629,7 +629,7 @@ static void __iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, * Hence how dodgy the below logic looks... */ if (__in_atomic_pool(cpu_addr, size)) { - iommu_dma_unmap_page(dev, handle, iosize, 0, NULL); + iommu_dma_unmap_page(dev, handle, iosize, 0, 0); __free_from_pool(cpu_addr, size); } else if (is_vmalloc_addr(cpu_addr)){ struct vm_struct *area = find_vm_area(cpu_addr); @@ -639,14 +639,14 @@ static void __iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, iommu_dma_free(dev, area->pages, iosize, &handle); dma_common_free_remap(cpu_addr, size, VM_USERMAP); } else { - iommu_dma_unmap_page(dev, handle, iosize, 0, NULL); + iommu_dma_unmap_page(dev, handle, iosize, 0, 0); __free_pages(virt_to_page(cpu_addr), get_order(size)); } } static int __iommu_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { struct vm_struct *area; int ret; @@ -666,7 +666,7 @@ static int __iommu_mmap_attrs(struct device *dev, struct vm_area_struct *vma, static int __iommu_get_sgtable(struct device *dev, struct sg_table *sgt, void *cpu_addr, dma_addr_t dma_addr, - size_t size, struct dma_attrs *attrs) + size_t size, unsigned long attrs) { unsigned int count = PAGE_ALIGN(size) >> PAGE_SHIFT; struct vm_struct *area = find_vm_area(cpu_addr); @@ -707,14 +707,14 @@ static void __iommu_sync_single_for_device(struct device *dev, static dma_addr_t __iommu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { bool coherent = is_device_dma_coherent(dev); int prot = dma_direction_to_prot(dir, coherent); dma_addr_t dev_addr = iommu_dma_map_page(dev, page, offset, size, prot); if (!iommu_dma_mapping_error(dev, dev_addr) && - !dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + (attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __iommu_sync_single_for_device(dev, dev_addr, size, dir); return dev_addr; @@ -722,9 +722,9 @@ static dma_addr_t __iommu_map_page(struct device *dev, struct page *page, static void __iommu_unmap_page(struct device *dev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { - if (!dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if ((attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __iommu_sync_single_for_cpu(dev, dev_addr, size, dir); iommu_dma_unmap_page(dev, dev_addr, size, dir, attrs); @@ -760,11 +760,11 @@ static void __iommu_sync_sg_for_device(struct device *dev, static int __iommu_map_sg_attrs(struct device *dev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { bool coherent = is_device_dma_coherent(dev); - if (!dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if ((attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __iommu_sync_sg_for_device(dev, sgl, nelems, dir); return iommu_dma_map_sg(dev, sgl, nelems, @@ -774,9 +774,9 @@ static int __iommu_map_sg_attrs(struct device *dev, struct scatterlist *sgl, static void __iommu_unmap_sg_attrs(struct device *dev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { - if (!dma_get_attr(DMA_ATTR_SKIP_CPU_SYNC, attrs)) + if ((attrs & DMA_ATTR_SKIP_CPU_SYNC) == 0) __iommu_sync_sg_for_cpu(dev, sgl, nelems, dir); iommu_dma_unmap_sg(dev, sgl, nelems, dir, attrs); diff --git a/arch/avr32/mm/dma-coherent.c b/arch/avr32/mm/dma-coherent.c index 92cf1fb2b3e6..58610d0df7ed 100644 --- a/arch/avr32/mm/dma-coherent.c +++ b/arch/avr32/mm/dma-coherent.c @@ -99,7 +99,7 @@ static void __dma_free(struct device *dev, size_t size, } static void *avr32_dma_alloc(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *handle, gfp_t gfp, unsigned long attrs) { struct page *page; dma_addr_t phys; @@ -109,7 +109,7 @@ static void *avr32_dma_alloc(struct device *dev, size_t size, return NULL; phys = page_to_phys(page); - if (dma_get_attr(DMA_ATTR_WRITE_COMBINE, attrs)) { + if (attrs & DMA_ATTR_WRITE_COMBINE) { /* Now, map the page into P3 with write-combining turned on */ *handle = phys; return __ioremap(phys, size, _PAGE_BUFFER); @@ -119,11 +119,11 @@ static void *avr32_dma_alloc(struct device *dev, size_t size, } static void avr32_dma_free(struct device *dev, size_t size, - void *cpu_addr, dma_addr_t handle, struct dma_attrs *attrs) + void *cpu_addr, dma_addr_t handle, unsigned long attrs) { struct page *page; - if (dma_get_attr(DMA_ATTR_WRITE_COMBINE, attrs)) { + if (attrs & DMA_ATTR_WRITE_COMBINE) { iounmap(cpu_addr); page = phys_to_page(handle); @@ -142,7 +142,7 @@ static void avr32_dma_free(struct device *dev, size_t size, static dma_addr_t avr32_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { void *cpu_addr = page_address(page) + offset; @@ -152,7 +152,7 @@ static dma_addr_t avr32_dma_map_page(struct device *dev, struct page *page, static int avr32_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int i; struct scatterlist *sg; diff --git a/arch/blackfin/kernel/dma-mapping.c b/arch/blackfin/kernel/dma-mapping.c index 771afe6e4264..53fbbb61aa86 100644 --- a/arch/blackfin/kernel/dma-mapping.c +++ b/arch/blackfin/kernel/dma-mapping.c @@ -79,7 +79,7 @@ static void __free_dma_pages(unsigned long addr, unsigned int pages) } static void *bfin_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; @@ -94,7 +94,7 @@ static void *bfin_dma_alloc(struct device *dev, size_t size, } static void bfin_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { __free_dma_pages((unsigned long)vaddr, get_pages(size)); } @@ -111,7 +111,7 @@ EXPORT_SYMBOL(__dma_sync); static int bfin_dma_map_sg(struct device *dev, struct scatterlist *sg_list, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -139,7 +139,7 @@ static void bfin_dma_sync_sg_for_device(struct device *dev, static dma_addr_t bfin_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t handle = (dma_addr_t)(page_address(page) + offset); diff --git a/arch/c6x/include/asm/dma-mapping.h b/arch/c6x/include/asm/dma-mapping.h index 6b5cd7b0cf32..5717b1e52d96 100644 --- a/arch/c6x/include/asm/dma-mapping.h +++ b/arch/c6x/include/asm/dma-mapping.h @@ -26,8 +26,8 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev) extern void coherent_mem_init(u32 start, u32 size); void *c6x_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t gfp, struct dma_attrs *attrs); + gfp_t gfp, unsigned long attrs); void c6x_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs); + dma_addr_t dma_handle, unsigned long attrs); #endif /* _ASM_C6X_DMA_MAPPING_H */ diff --git a/arch/c6x/kernel/dma.c b/arch/c6x/kernel/dma.c index 8a80f3a250c0..db4a6a301f5e 100644 --- a/arch/c6x/kernel/dma.c +++ b/arch/c6x/kernel/dma.c @@ -38,7 +38,7 @@ static void c6x_dma_sync(dma_addr_t handle, size_t size, static dma_addr_t c6x_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t handle = virt_to_phys(page_address(page) + offset); @@ -47,13 +47,13 @@ static dma_addr_t c6x_dma_map_page(struct device *dev, struct page *page, } static void c6x_dma_unmap_page(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir, struct dma_attrs *attrs) + size_t size, enum dma_data_direction dir, unsigned long attrs) { c6x_dma_sync(handle, size, dir); } static int c6x_dma_map_sg(struct device *dev, struct scatterlist *sglist, - int nents, enum dma_data_direction dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, unsigned long attrs) { struct scatterlist *sg; int i; @@ -67,8 +67,7 @@ static int c6x_dma_map_sg(struct device *dev, struct scatterlist *sglist, } static void c6x_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, - int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, unsigned long attrs) { struct scatterlist *sg; int i; diff --git a/arch/c6x/mm/dma-coherent.c b/arch/c6x/mm/dma-coherent.c index f7ee63af2541..95e38ad27c69 100644 --- a/arch/c6x/mm/dma-coherent.c +++ b/arch/c6x/mm/dma-coherent.c @@ -74,7 +74,7 @@ static void __free_dma_pages(u32 addr, int order) * virtual and DMA address for that space. */ void *c6x_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t gfp, struct dma_attrs *attrs) + gfp_t gfp, unsigned long attrs) { u32 paddr; int order; @@ -99,7 +99,7 @@ void *c6x_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, * Free DMA coherent memory as defined by the above mapping. */ void c6x_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { int order; diff --git a/arch/cris/arch-v32/drivers/pci/dma.c b/arch/cris/arch-v32/drivers/pci/dma.c index 8d5efa58cce1..1f0636793f0c 100644 --- a/arch/cris/arch-v32/drivers/pci/dma.c +++ b/arch/cris/arch-v32/drivers/pci/dma.c @@ -17,7 +17,7 @@ #include <asm/io.h> static void *v32_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; @@ -37,22 +37,21 @@ static void *v32_dma_alloc(struct device *dev, size_t size, } static void v32_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { free_pages((unsigned long)vaddr, get_order(size)); } static inline dma_addr_t v32_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction direction, - struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { return page_to_phys(page) + offset; } static inline int v32_dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { printk("Map sg\n"); return nents; diff --git a/arch/frv/mb93090-mb00/pci-dma-nommu.c b/arch/frv/mb93090-mb00/pci-dma-nommu.c index 082be49b5df0..90f2e4cb33d6 100644 --- a/arch/frv/mb93090-mb00/pci-dma-nommu.c +++ b/arch/frv/mb93090-mb00/pci-dma-nommu.c @@ -35,7 +35,7 @@ static DEFINE_SPINLOCK(dma_alloc_lock); static LIST_HEAD(dma_alloc_list); static void *frv_dma_alloc(struct device *hwdev, size_t size, dma_addr_t *dma_handle, - gfp_t gfp, struct dma_attrs *attrs) + gfp_t gfp, unsigned long attrs) { struct dma_alloc_record *new; struct list_head *this = &dma_alloc_list; @@ -86,7 +86,7 @@ static void *frv_dma_alloc(struct device *hwdev, size_t size, dma_addr_t *dma_ha } static void frv_dma_free(struct device *hwdev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { struct dma_alloc_record *rec; unsigned long flags; @@ -107,7 +107,7 @@ static void frv_dma_free(struct device *hwdev, size_t size, void *vaddr, static int frv_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int i; struct scatterlist *sg; @@ -124,7 +124,7 @@ static int frv_dma_map_sg(struct device *dev, struct scatterlist *sglist, static dma_addr_t frv_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { BUG_ON(direction == DMA_NONE); flush_dcache_page(page); diff --git a/arch/frv/mb93090-mb00/pci-dma.c b/arch/frv/mb93090-mb00/pci-dma.c index 316b7b65348d..f585745b1abc 100644 --- a/arch/frv/mb93090-mb00/pci-dma.c +++ b/arch/frv/mb93090-mb00/pci-dma.c @@ -19,8 +19,7 @@ #include <asm/io.h> static void *frv_dma_alloc(struct device *hwdev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; @@ -32,14 +31,14 @@ static void *frv_dma_alloc(struct device *hwdev, size_t size, } static void frv_dma_free(struct device *hwdev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { consistent_free(vaddr); } static int frv_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long dampr2; void *vaddr; @@ -69,7 +68,7 @@ static int frv_dma_map_sg(struct device *dev, struct scatterlist *sglist, static dma_addr_t frv_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { flush_dcache_page(page); return (dma_addr_t) page_to_phys(page) + offset; diff --git a/arch/h8300/kernel/dma.c b/arch/h8300/kernel/dma.c index eeb13d3f2424..3651da045806 100644 --- a/arch/h8300/kernel/dma.c +++ b/arch/h8300/kernel/dma.c @@ -12,7 +12,7 @@ static void *dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret; @@ -32,7 +32,7 @@ static void *dma_alloc(struct device *dev, size_t size, static void dma_free(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { free_pages((unsigned long)vaddr, get_order(size)); @@ -41,14 +41,14 @@ static void dma_free(struct device *dev, size_t size, static dma_addr_t map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return page_to_phys(page) + offset; } static int map_sg(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; diff --git a/arch/hexagon/include/asm/dma-mapping.h b/arch/hexagon/include/asm/dma-mapping.h index aa6203464520..7ef58df909fc 100644 --- a/arch/hexagon/include/asm/dma-mapping.h +++ b/arch/hexagon/include/asm/dma-mapping.h @@ -26,7 +26,6 @@ #include <linux/mm.h> #include <linux/scatterlist.h> #include <linux/dma-debug.h> -#include <linux/dma-attrs.h> #include <asm/io.h> struct device; diff --git a/arch/hexagon/kernel/dma.c b/arch/hexagon/kernel/dma.c index 9e3ddf792bd3..b9017785fb71 100644 --- a/arch/hexagon/kernel/dma.c +++ b/arch/hexagon/kernel/dma.c @@ -51,7 +51,7 @@ static struct gen_pool *coherent_pool; static void *hexagon_dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret; @@ -84,7 +84,7 @@ static void *hexagon_dma_alloc_coherent(struct device *dev, size_t size, } static void hexagon_free_coherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_addr, struct dma_attrs *attrs) + dma_addr_t dma_addr, unsigned long attrs) { gen_pool_free(coherent_pool, (unsigned long) vaddr, size); } @@ -105,7 +105,7 @@ static int check_addr(const char *name, struct device *hwdev, static int hexagon_map_sg(struct device *hwdev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; @@ -172,7 +172,7 @@ static inline void dma_sync(void *addr, size_t size, static dma_addr_t hexagon_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t bus = page_to_phys(page) + offset; WARN_ON(size == 0); diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c index a6d6190c9d24..630ee8073899 100644 --- a/arch/ia64/hp/common/sba_iommu.c +++ b/arch/ia64/hp/common/sba_iommu.c @@ -919,7 +919,7 @@ sba_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt) static dma_addr_t sba_map_page(struct device *dev, struct page *page, unsigned long poff, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct ioc *ioc; void *addr = page_address(page) + poff; @@ -1005,7 +1005,7 @@ static dma_addr_t sba_map_page(struct device *dev, struct page *page, static dma_addr_t sba_map_single_attrs(struct device *dev, void *addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { return sba_map_page(dev, virt_to_page(addr), (unsigned long)addr & ~PAGE_MASK, size, dir, attrs); @@ -1046,7 +1046,7 @@ sba_mark_clean(struct ioc *ioc, dma_addr_t iova, size_t size) * See Documentation/DMA-API-HOWTO.txt */ static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct ioc *ioc; #if DELAYED_RESOURCE_CNT > 0 @@ -1115,7 +1115,7 @@ static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size, } void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { sba_unmap_page(dev, iova, size, dir, attrs); } @@ -1130,7 +1130,7 @@ void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size, */ static void * sba_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, - gfp_t flags, struct dma_attrs *attrs) + gfp_t flags, unsigned long attrs) { struct ioc *ioc; void *addr; @@ -1175,7 +1175,7 @@ sba_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, * device to map single to get an iova mapping. */ *dma_handle = sba_map_single_attrs(&ioc->sac_only_dev->dev, addr, - size, 0, NULL); + size, 0, 0); return addr; } @@ -1191,9 +1191,9 @@ sba_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, * See Documentation/DMA-API-HOWTO.txt */ static void sba_free_coherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { - sba_unmap_single_attrs(dev, dma_handle, size, 0, NULL); + sba_unmap_single_attrs(dev, dma_handle, size, 0, 0); free_pages((unsigned long) vaddr, get_order(size)); } @@ -1442,7 +1442,7 @@ sba_coalesce_chunks(struct ioc *ioc, struct device *dev, static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); /** * sba_map_sg - map Scatter/Gather list * @dev: instance of PCI owned by the driver that's asking. @@ -1455,7 +1455,7 @@ static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist, */ static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct ioc *ioc; int coalesced, filled = 0; @@ -1551,7 +1551,7 @@ static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist, */ static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { #ifdef ASSERT_PDIR_SANITY struct ioc *ioc; diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h index 9c39bdfc2da8..ed7f09089f12 100644 --- a/arch/ia64/include/asm/machvec.h +++ b/arch/ia64/include/asm/machvec.h @@ -22,7 +22,6 @@ struct pci_bus; struct task_struct; struct pci_dev; struct msi_desc; -struct dma_attrs; typedef void ia64_mv_setup_t (char **); typedef void ia64_mv_cpu_init_t (void); diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c index 939260aeac98..2933208c0285 100644 --- a/arch/ia64/kernel/pci-swiotlb.c +++ b/arch/ia64/kernel/pci-swiotlb.c @@ -16,7 +16,7 @@ EXPORT_SYMBOL(swiotlb); static void *ia64_swiotlb_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { if (dev->coherent_dma_mask != DMA_BIT_MASK(64)) gfp |= GFP_DMA; @@ -25,7 +25,7 @@ static void *ia64_swiotlb_alloc_coherent(struct device *dev, size_t size, static void ia64_swiotlb_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_addr, - struct dma_attrs *attrs) + unsigned long attrs) { swiotlb_free_coherent(dev, size, vaddr, dma_addr); } diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c index 8f59907007cb..74c934a997bb 100644 --- a/arch/ia64/sn/pci/pci_dma.c +++ b/arch/ia64/sn/pci/pci_dma.c @@ -77,7 +77,7 @@ EXPORT_SYMBOL(sn_dma_set_mask); */ static void *sn_dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t * dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { void *cpuaddr; unsigned long phys_addr; @@ -138,7 +138,7 @@ static void *sn_dma_alloc_coherent(struct device *dev, size_t size, * any associated IOMMU mappings. */ static void sn_dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { struct pci_dev *pdev = to_pci_dev(dev); struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); @@ -176,21 +176,18 @@ static void sn_dma_free_coherent(struct device *dev, size_t size, void *cpu_addr static dma_addr_t sn_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { void *cpu_addr = page_address(page) + offset; dma_addr_t dma_addr; unsigned long phys_addr; struct pci_dev *pdev = to_pci_dev(dev); struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); - int dmabarr; - - dmabarr = dma_get_attr(DMA_ATTR_WRITE_BARRIER, attrs); BUG_ON(!dev_is_pci(dev)); phys_addr = __pa(cpu_addr); - if (dmabarr) + if (attrs & DMA_ATTR_WRITE_BARRIER) dma_addr = provider->dma_map_consistent(pdev, phys_addr, size, SN_DMA_ADDR_PHYS); else @@ -218,7 +215,7 @@ static dma_addr_t sn_dma_map_page(struct device *dev, struct page *page, */ static void sn_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_dev *pdev = to_pci_dev(dev); struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); @@ -240,7 +237,7 @@ static void sn_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, */ static void sn_dma_unmap_sg(struct device *dev, struct scatterlist *sgl, int nhwentries, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { int i; struct pci_dev *pdev = to_pci_dev(dev); @@ -273,16 +270,13 @@ static void sn_dma_unmap_sg(struct device *dev, struct scatterlist *sgl, */ static int sn_dma_map_sg(struct device *dev, struct scatterlist *sgl, int nhwentries, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long phys_addr; struct scatterlist *saved_sg = sgl, *sg; struct pci_dev *pdev = to_pci_dev(dev); struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev); int i; - int dmabarr; - - dmabarr = dma_get_attr(DMA_ATTR_WRITE_BARRIER, attrs); BUG_ON(!dev_is_pci(dev)); @@ -292,7 +286,7 @@ static int sn_dma_map_sg(struct device *dev, struct scatterlist *sgl, for_each_sg(sgl, sg, nhwentries, i) { dma_addr_t dma_addr; phys_addr = SG_ENT_PHYS_ADDRESS(sg); - if (dmabarr) + if (attrs & DMA_ATTR_WRITE_BARRIER) dma_addr = provider->dma_map_consistent(pdev, phys_addr, sg->length, diff --git a/arch/m68k/kernel/dma.c b/arch/m68k/kernel/dma.c index cbc78b4117b5..8cf97cbadc91 100644 --- a/arch/m68k/kernel/dma.c +++ b/arch/m68k/kernel/dma.c @@ -19,7 +19,7 @@ #if defined(CONFIG_MMU) && !defined(CONFIG_COLDFIRE) static void *m68k_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t flag, struct dma_attrs *attrs) + gfp_t flag, unsigned long attrs) { struct page *page, **map; pgprot_t pgprot; @@ -62,7 +62,7 @@ static void *m68k_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, } static void m68k_dma_free(struct device *dev, size_t size, void *addr, - dma_addr_t handle, struct dma_attrs *attrs) + dma_addr_t handle, unsigned long attrs) { pr_debug("dma_free_coherent: %p, %x\n", addr, handle); vfree(addr); @@ -73,7 +73,7 @@ static void m68k_dma_free(struct device *dev, size_t size, void *addr, #include <asm/cacheflush.h> static void *m68k_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; /* ignore region specifiers */ @@ -91,7 +91,7 @@ static void *m68k_dma_alloc(struct device *dev, size_t size, } static void m68k_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { free_pages((unsigned long)vaddr, get_order(size)); } @@ -130,7 +130,7 @@ static void m68k_dma_sync_sg_for_device(struct device *dev, static dma_addr_t m68k_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t handle = page_to_phys(page) + offset; @@ -139,7 +139,7 @@ static dma_addr_t m68k_dma_map_page(struct device *dev, struct page *page, } static int m68k_dma_map_sg(struct device *dev, struct scatterlist *sglist, - int nents, enum dma_data_direction dir, struct dma_attrs *attrs) + int nents, enum dma_data_direction dir, unsigned long attrs) { int i; struct scatterlist *sg; diff --git a/arch/metag/kernel/dma.c b/arch/metag/kernel/dma.c index e12368d02155..0db31e24c541 100644 --- a/arch/metag/kernel/dma.c +++ b/arch/metag/kernel/dma.c @@ -172,7 +172,7 @@ out: * virtual and bus address for that space. */ static void *metag_dma_alloc(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *handle, gfp_t gfp, unsigned long attrs) { struct page *page; struct metag_vm_region *c; @@ -268,7 +268,7 @@ no_page: * free a page as defined by the above mapping. */ static void metag_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { struct metag_vm_region *c; unsigned long flags, addr; @@ -331,13 +331,13 @@ no_area: static int metag_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long flags, user_size, kern_size; struct metag_vm_region *c; int ret = -ENXIO; - if (dma_get_attr(DMA_ATTR_WRITE_COMBINE, attrs)) + if (attrs & DMA_ATTR_WRITE_COMBINE) vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); else vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); @@ -482,7 +482,7 @@ static void dma_sync_for_cpu(void *vaddr, size_t size, int dma_direction) static dma_addr_t metag_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { dma_sync_for_device((void *)(page_to_phys(page) + offset), size, direction); @@ -491,14 +491,14 @@ static dma_addr_t metag_dma_map_page(struct device *dev, struct page *page, static void metag_dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { dma_sync_for_cpu(phys_to_virt(dma_address), size, direction); } static int metag_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -516,7 +516,7 @@ static int metag_dma_map_sg(struct device *dev, struct scatterlist *sglist, static void metag_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, int nhwentries, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; diff --git a/arch/microblaze/include/asm/dma-mapping.h b/arch/microblaze/include/asm/dma-mapping.h index 1884783d15c0..1768d4bdc8d3 100644 --- a/arch/microblaze/include/asm/dma-mapping.h +++ b/arch/microblaze/include/asm/dma-mapping.h @@ -25,7 +25,6 @@ #include <linux/mm.h> #include <linux/scatterlist.h> #include <linux/dma-debug.h> -#include <linux/dma-attrs.h> #include <asm/io.h> #include <asm/cacheflush.h> diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c index bf4dec229437..ec04dc1e2527 100644 --- a/arch/microblaze/kernel/dma.c +++ b/arch/microblaze/kernel/dma.c @@ -17,7 +17,7 @@ static void *dma_direct_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { #ifdef NOT_COHERENT_CACHE return consistent_alloc(flag, size, dma_handle); @@ -42,7 +42,7 @@ static void *dma_direct_alloc_coherent(struct device *dev, size_t size, static void dma_direct_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { #ifdef NOT_COHERENT_CACHE consistent_free(size, vaddr); @@ -53,7 +53,7 @@ static void dma_direct_free_coherent(struct device *dev, size_t size, static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -78,7 +78,7 @@ static inline dma_addr_t dma_direct_map_page(struct device *dev, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { __dma_sync(page_to_phys(page) + offset, size, direction); return page_to_phys(page) + offset; @@ -88,7 +88,7 @@ static inline void dma_direct_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { /* There is not necessary to do cache cleanup * @@ -157,7 +157,7 @@ dma_direct_sync_sg_for_device(struct device *dev, static int dma_direct_mmap_coherent(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t handle, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { #ifdef CONFIG_MMU unsigned long user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; diff --git a/arch/mips/cavium-octeon/dma-octeon.c b/arch/mips/cavium-octeon/dma-octeon.c index 2cd45f5f9481..fd69528b24fb 100644 --- a/arch/mips/cavium-octeon/dma-octeon.c +++ b/arch/mips/cavium-octeon/dma-octeon.c @@ -125,7 +125,7 @@ static phys_addr_t octeon_small_dma_to_phys(struct device *dev, static dma_addr_t octeon_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t daddr = swiotlb_map_page(dev, page, offset, size, direction, attrs); @@ -135,7 +135,7 @@ static dma_addr_t octeon_dma_map_page(struct device *dev, struct page *page, } static int octeon_dma_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction direction, struct dma_attrs *attrs) + int nents, enum dma_data_direction direction, unsigned long attrs) { int r = swiotlb_map_sg_attrs(dev, sg, nents, direction, attrs); mb(); @@ -157,7 +157,7 @@ static void octeon_dma_sync_sg_for_device(struct device *dev, } static void *octeon_dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; @@ -189,7 +189,7 @@ static void *octeon_dma_alloc_coherent(struct device *dev, size_t size, } static void octeon_dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs) + void *vaddr, dma_addr_t dma_handle, unsigned long attrs) { swiotlb_free_coherent(dev, size, vaddr, dma_handle); } diff --git a/arch/mips/include/asm/mips-cm.h b/arch/mips/include/asm/mips-cm.h index 9411a4c0bdad..58e7874e9347 100644 --- a/arch/mips/include/asm/mips-cm.h +++ b/arch/mips/include/asm/mips-cm.h @@ -462,7 +462,7 @@ static inline unsigned int mips_cm_max_vp_width(void) if (mips_cm_revision() >= CM_REV_CM3) return read_gcr_sys_config2() & CM_GCR_SYS_CONFIG2_MAXVPW_MSK; - if (config_enabled(CONFIG_SMP)) + if (IS_ENABLED(CONFIG_SMP)) return smp_num_siblings; return 1; diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h index 7d44e888134f..70128d3f770a 100644 --- a/arch/mips/include/asm/pgtable.h +++ b/arch/mips/include/asm/pgtable.h @@ -159,7 +159,7 @@ static inline void set_pte(pte_t *ptep, pte_t pte) * it better already be global) */ if (pte_none(*buddy)) { - if (!config_enabled(CONFIG_XPA)) + if (!IS_ENABLED(CONFIG_XPA)) buddy->pte_low |= _PAGE_GLOBAL; buddy->pte_high |= _PAGE_GLOBAL; } @@ -172,7 +172,7 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt htw_stop(); /* Preserve global status for the pair */ - if (config_enabled(CONFIG_XPA)) { + if (IS_ENABLED(CONFIG_XPA)) { if (ptep_buddy(ptep)->pte_high & _PAGE_GLOBAL) null.pte_high = _PAGE_GLOBAL; } else { @@ -319,7 +319,7 @@ static inline int pte_young(pte_t pte) { return pte.pte_low & _PAGE_ACCESSED; } static inline pte_t pte_wrprotect(pte_t pte) { pte.pte_low &= ~_PAGE_WRITE; - if (!config_enabled(CONFIG_XPA)) + if (!IS_ENABLED(CONFIG_XPA)) pte.pte_low &= ~_PAGE_SILENT_WRITE; pte.pte_high &= ~_PAGE_SILENT_WRITE; return pte; @@ -328,7 +328,7 @@ static inline pte_t pte_wrprotect(pte_t pte) static inline pte_t pte_mkclean(pte_t pte) { pte.pte_low &= ~_PAGE_MODIFIED; - if (!config_enabled(CONFIG_XPA)) + if (!IS_ENABLED(CONFIG_XPA)) pte.pte_low &= ~_PAGE_SILENT_WRITE; pte.pte_high &= ~_PAGE_SILENT_WRITE; return pte; @@ -337,7 +337,7 @@ static inline pte_t pte_mkclean(pte_t pte) static inline pte_t pte_mkold(pte_t pte) { pte.pte_low &= ~_PAGE_ACCESSED; - if (!config_enabled(CONFIG_XPA)) + if (!IS_ENABLED(CONFIG_XPA)) pte.pte_low &= ~_PAGE_SILENT_READ; pte.pte_high &= ~_PAGE_SILENT_READ; return pte; @@ -347,7 +347,7 @@ static inline pte_t pte_mkwrite(pte_t pte) { pte.pte_low |= _PAGE_WRITE; if (pte.pte_low & _PAGE_MODIFIED) { - if (!config_enabled(CONFIG_XPA)) + if (!IS_ENABLED(CONFIG_XPA)) pte.pte_low |= _PAGE_SILENT_WRITE; pte.pte_high |= _PAGE_SILENT_WRITE; } @@ -358,7 +358,7 @@ static inline pte_t pte_mkdirty(pte_t pte) { pte.pte_low |= _PAGE_MODIFIED; if (pte.pte_low & _PAGE_WRITE) { - if (!config_enabled(CONFIG_XPA)) + if (!IS_ENABLED(CONFIG_XPA)) pte.pte_low |= _PAGE_SILENT_WRITE; pte.pte_high |= _PAGE_SILENT_WRITE; } @@ -369,7 +369,7 @@ static inline pte_t pte_mkyoung(pte_t pte) { pte.pte_low |= _PAGE_ACCESSED; if (!(pte.pte_low & _PAGE_NO_READ)) { - if (!config_enabled(CONFIG_XPA)) + if (!IS_ENABLED(CONFIG_XPA)) pte.pte_low |= _PAGE_SILENT_READ; pte.pte_high |= _PAGE_SILENT_READ; } diff --git a/arch/mips/include/asm/seccomp.h b/arch/mips/include/asm/seccomp.h index 684fb3a12ed3..d886d6f7687a 100644 --- a/arch/mips/include/asm/seccomp.h +++ b/arch/mips/include/asm/seccomp.h @@ -16,10 +16,10 @@ static inline const int *get_compat_mode1_syscalls(void) 0, /* null terminated */ }; - if (config_enabled(CONFIG_MIPS32_O32) && test_thread_flag(TIF_32BIT_REGS)) + if (IS_ENABLED(CONFIG_MIPS32_O32) && test_thread_flag(TIF_32BIT_REGS)) return syscalls_O32; - if (config_enabled(CONFIG_MIPS32_N32)) + if (IS_ENABLED(CONFIG_MIPS32_N32)) return syscalls_N32; BUG(); diff --git a/arch/mips/include/asm/signal.h b/arch/mips/include/asm/signal.h index 2292373ff11a..82eae1583bcf 100644 --- a/arch/mips/include/asm/signal.h +++ b/arch/mips/include/asm/signal.h @@ -19,8 +19,8 @@ extern struct mips_abi mips_abi_32; ((ka)->sa.sa_flags & SA_SIGINFO)) #else #define sig_uses_siginfo(ka, abi) \ - (config_enabled(CONFIG_64BIT) ? 1 : \ - (config_enabled(CONFIG_TRAD_SIGNALS) ? \ + (IS_ENABLED(CONFIG_64BIT) ? 1 : \ + (IS_ENABLED(CONFIG_TRAD_SIGNALS) ? \ ((ka)->sa.sa_flags & SA_SIGINFO) : 1) ) #endif diff --git a/arch/mips/include/asm/syscall.h b/arch/mips/include/asm/syscall.h index 47bc45a67e9b..d87882513ee3 100644 --- a/arch/mips/include/asm/syscall.h +++ b/arch/mips/include/asm/syscall.h @@ -99,7 +99,7 @@ static inline void syscall_get_arguments(struct task_struct *task, { int ret; /* O32 ABI syscall() - Either 64-bit with O32 or 32-bit */ - if ((config_enabled(CONFIG_32BIT) || + if ((IS_ENABLED(CONFIG_32BIT) || test_tsk_thread_flag(task, TIF_32BIT_REGS)) && (regs->regs[2] == __NR_syscall)) i++; diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h index 7f109d4f64a4..11b965f98d95 100644 --- a/arch/mips/include/asm/uaccess.h +++ b/arch/mips/include/asm/uaccess.h @@ -88,7 +88,7 @@ extern u64 __ua_limit; */ static inline bool eva_kernel_access(void) { - if (!config_enabled(CONFIG_EVA)) + if (!IS_ENABLED(CONFIG_EVA)) return false; return segment_eq(get_fs(), get_ds()); diff --git a/arch/mips/jz4740/setup.c b/arch/mips/jz4740/setup.c index 0914ef775b5f..6d0152321819 100644 --- a/arch/mips/jz4740/setup.c +++ b/arch/mips/jz4740/setup.c @@ -75,7 +75,7 @@ void __init device_tree_init(void) const char *get_system_type(void) { - if (config_enabled(CONFIG_MACH_JZ4780)) + if (IS_ENABLED(CONFIG_MACH_JZ4780)) return "JZ4780"; return "JZ4740"; diff --git a/arch/mips/kernel/cpu-bugs64.c b/arch/mips/kernel/cpu-bugs64.c index 6392dbe504fb..a378e44688f5 100644 --- a/arch/mips/kernel/cpu-bugs64.c +++ b/arch/mips/kernel/cpu-bugs64.c @@ -244,7 +244,7 @@ static inline void check_daddi(void) panic(bug64hit, !DADDI_WAR ? daddiwar : nowar); } -int daddiu_bug = config_enabled(CONFIG_CPU_MIPSR6) ? 0 : -1; +int daddiu_bug = IS_ENABLED(CONFIG_CPU_MIPSR6) ? 0 : -1; static inline void check_daddiu(void) { @@ -314,7 +314,7 @@ static inline void check_daddiu(void) void __init check_bugs64_early(void) { - if (!config_enabled(CONFIG_CPU_MIPSR6)) { + if (!IS_ENABLED(CONFIG_CPU_MIPSR6)) { check_mult_sh(); check_daddiu(); } @@ -322,6 +322,6 @@ void __init check_bugs64_early(void) void __init check_bugs64(void) { - if (!config_enabled(CONFIG_CPU_MIPSR6)) + if (!IS_ENABLED(CONFIG_CPU_MIPSR6)) check_daddi(); } diff --git a/arch/mips/kernel/elf.c b/arch/mips/kernel/elf.c index 891f5ee63983..e6eb7f1f7723 100644 --- a/arch/mips/kernel/elf.c +++ b/arch/mips/kernel/elf.c @@ -179,7 +179,7 @@ int arch_check_elf(void *_ehdr, bool has_interpreter, void *_interp_ehdr, return -ELIBBAD; } - if (!config_enabled(CONFIG_MIPS_O32_FP64_SUPPORT)) + if (!IS_ENABLED(CONFIG_MIPS_O32_FP64_SUPPORT)) return 0; fp_abi = state->fp_abi; @@ -285,7 +285,7 @@ void mips_set_personality_fp(struct arch_elf_state *state) * not be worried about N32/N64 binaries. */ - if (!config_enabled(CONFIG_MIPS_O32_FP64_SUPPORT)) + if (!IS_ENABLED(CONFIG_MIPS_O32_FP64_SUPPORT)) return; switch (state->overall_fp_mode) { diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c index 760217bbb2fa..659e6d3ae335 100644 --- a/arch/mips/kernel/mips-cm.c +++ b/arch/mips/kernel/mips-cm.c @@ -251,7 +251,7 @@ int mips_cm_probe(void) mips_cm_probe_l2sync(); /* determine register width for this CM */ - mips_cm_is64 = config_enabled(CONFIG_64BIT) && (mips_cm_revision() >= CM_REV_CM3); + mips_cm_is64 = IS_ENABLED(CONFIG_64BIT) && (mips_cm_revision() >= CM_REV_CM3); for_each_possible_cpu(cpu) spin_lock_init(&per_cpu(cm_core_lock, cpu)); diff --git a/arch/mips/kernel/mips-r2-to-r6-emul.c b/arch/mips/kernel/mips-r2-to-r6-emul.c index 7ff2a557f4aa..43fbadc78d0a 100644 --- a/arch/mips/kernel/mips-r2-to-r6-emul.c +++ b/arch/mips/kernel/mips-r2-to-r6-emul.c @@ -84,7 +84,7 @@ static inline int mipsr6_emul(struct pt_regs *regs, u32 ir) (s32)MIPSInst_SIMM(ir); return 0; case daddiu_op: - if (config_enabled(CONFIG_32BIT)) + if (IS_ENABLED(CONFIG_32BIT)) break; if (MIPSInst_RT(ir)) @@ -143,7 +143,7 @@ static inline int mipsr6_emul(struct pt_regs *regs, u32 ir) (u32)regs->regs[MIPSInst_RT(ir)]); return 0; case dsll_op: - if (config_enabled(CONFIG_32BIT) || MIPSInst_RS(ir)) + if (IS_ENABLED(CONFIG_32BIT) || MIPSInst_RS(ir)) break; if (MIPSInst_RD(ir)) @@ -152,7 +152,7 @@ static inline int mipsr6_emul(struct pt_regs *regs, u32 ir) MIPSInst_FD(ir)); return 0; case dsrl_op: - if (config_enabled(CONFIG_32BIT) || MIPSInst_RS(ir)) + if (IS_ENABLED(CONFIG_32BIT) || MIPSInst_RS(ir)) break; if (MIPSInst_RD(ir)) @@ -161,7 +161,7 @@ static inline int mipsr6_emul(struct pt_regs *regs, u32 ir) MIPSInst_FD(ir)); return 0; case daddu_op: - if (config_enabled(CONFIG_32BIT) || MIPSInst_FD(ir)) + if (IS_ENABLED(CONFIG_32BIT) || MIPSInst_FD(ir)) break; if (MIPSInst_RD(ir)) @@ -170,7 +170,7 @@ static inline int mipsr6_emul(struct pt_regs *regs, u32 ir) (u64)regs->regs[MIPSInst_RT(ir)]; return 0; case dsubu_op: - if (config_enabled(CONFIG_32BIT) || MIPSInst_FD(ir)) + if (IS_ENABLED(CONFIG_32BIT) || MIPSInst_FD(ir)) break; if (MIPSInst_RD(ir)) @@ -498,7 +498,7 @@ static int dmult_func(struct pt_regs *regs, u32 ir) s64 res; s64 rt, rs; - if (config_enabled(CONFIG_32BIT)) + if (IS_ENABLED(CONFIG_32BIT)) return SIGILL; rt = regs->regs[MIPSInst_RT(ir)]; @@ -530,7 +530,7 @@ static int dmultu_func(struct pt_regs *regs, u32 ir) u64 res; u64 rt, rs; - if (config_enabled(CONFIG_32BIT)) + if (IS_ENABLED(CONFIG_32BIT)) return SIGILL; rt = regs->regs[MIPSInst_RT(ir)]; @@ -561,7 +561,7 @@ static int ddiv_func(struct pt_regs *regs, u32 ir) { s64 rt, rs; - if (config_enabled(CONFIG_32BIT)) + if (IS_ENABLED(CONFIG_32BIT)) return SIGILL; rt = regs->regs[MIPSInst_RT(ir)]; @@ -586,7 +586,7 @@ static int ddivu_func(struct pt_regs *regs, u32 ir) { u64 rt, rs; - if (config_enabled(CONFIG_32BIT)) + if (IS_ENABLED(CONFIG_32BIT)) return SIGILL; rt = regs->regs[MIPSInst_RT(ir)]; @@ -825,7 +825,7 @@ static int dclz_func(struct pt_regs *regs, u32 ir) u64 res; u64 rs; - if (config_enabled(CONFIG_32BIT)) + if (IS_ENABLED(CONFIG_32BIT)) return SIGILL; if (!MIPSInst_RD(ir)) @@ -852,7 +852,7 @@ static int dclo_func(struct pt_regs *regs, u32 ir) u64 res; u64 rs; - if (config_enabled(CONFIG_32BIT)) + if (IS_ENABLED(CONFIG_32BIT)) return SIGILL; if (!MIPSInst_RD(ir)) @@ -1484,7 +1484,7 @@ fpu_emul: break; case ldl_op: - if (config_enabled(CONFIG_32BIT)) { + if (IS_ENABLED(CONFIG_32BIT)) { err = SIGILL; break; } @@ -1603,7 +1603,7 @@ fpu_emul: break; case ldr_op: - if (config_enabled(CONFIG_32BIT)) { + if (IS_ENABLED(CONFIG_32BIT)) { err = SIGILL; break; } @@ -1722,7 +1722,7 @@ fpu_emul: break; case sdl_op: - if (config_enabled(CONFIG_32BIT)) { + if (IS_ENABLED(CONFIG_32BIT)) { err = SIGILL; break; } @@ -1840,7 +1840,7 @@ fpu_emul: break; case sdr_op: - if (config_enabled(CONFIG_32BIT)) { + if (IS_ENABLED(CONFIG_32BIT)) { err = SIGILL; break; } @@ -2072,7 +2072,7 @@ fpu_emul: break; case lld_op: - if (config_enabled(CONFIG_32BIT)) { + if (IS_ENABLED(CONFIG_32BIT)) { err = SIGILL; break; } @@ -2133,7 +2133,7 @@ fpu_emul: break; case scd_op: - if (config_enabled(CONFIG_32BIT)) { + if (IS_ENABLED(CONFIG_32BIT)) { err = SIGILL; break; } diff --git a/arch/mips/kernel/pm-cps.c b/arch/mips/kernel/pm-cps.c index adda3ffb9b78..5b31a9405ebc 100644 --- a/arch/mips/kernel/pm-cps.c +++ b/arch/mips/kernel/pm-cps.c @@ -148,7 +148,7 @@ int cps_pm_enter_state(enum cps_pm_state state) } /* Setup the VPE to run mips_cps_pm_restore when started again */ - if (config_enabled(CONFIG_CPU_PM) && state == CPS_PM_POWER_GATED) { + if (IS_ENABLED(CONFIG_CPU_PM) && state == CPS_PM_POWER_GATED) { /* Power gating relies upon CPS SMP */ if (!mips_cps_smp_in_use()) return -EINVAL; @@ -387,7 +387,7 @@ static void * __init cps_gen_entry_code(unsigned cpu, enum cps_pm_state state) memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); - if (config_enabled(CONFIG_CPU_PM) && state == CPS_PM_POWER_GATED) { + if (IS_ENABLED(CONFIG_CPU_PM) && state == CPS_PM_POWER_GATED) { /* Power gating relies upon CPS SMP */ if (!mips_cps_smp_in_use()) goto out_err; diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c index ae4231452115..1975cd2f7de6 100644 --- a/arch/mips/kernel/signal.c +++ b/arch/mips/kernel/signal.c @@ -165,7 +165,7 @@ static int save_msa_extcontext(void __user *buf) * should already have been done when handling scalar FP * context. */ - BUG_ON(config_enabled(CONFIG_EVA)); + BUG_ON(IS_ENABLED(CONFIG_EVA)); err = __put_user(read_msa_csr(), &msa->csr); err |= _save_msa_all_upper(&msa->wr); @@ -195,7 +195,7 @@ static int restore_msa_extcontext(void __user *buf, unsigned int size) unsigned int csr; int i, err; - if (!config_enabled(CONFIG_CPU_HAS_MSA)) + if (!IS_ENABLED(CONFIG_CPU_HAS_MSA)) return SIGSYS; if (size != sizeof(*msa)) @@ -215,7 +215,7 @@ static int restore_msa_extcontext(void __user *buf, unsigned int size) * scalar FP context, so FPU & MSA should have already been * disabled whilst handling scalar FP context. */ - BUG_ON(config_enabled(CONFIG_EVA)); + BUG_ON(IS_ENABLED(CONFIG_EVA)); write_msa_csr(csr); err |= _restore_msa_all_upper(&msa->wr); @@ -315,7 +315,7 @@ int protected_save_fp_context(void __user *sc) * EVA does not have userland equivalents of ldc1 or sdc1, so * save to the kernel FP context & copy that to userland below. */ - if (config_enabled(CONFIG_EVA)) + if (IS_ENABLED(CONFIG_EVA)) lose_fpu(1); while (1) { @@ -378,7 +378,7 @@ int protected_restore_fp_context(void __user *sc) * disable the FPU here such that the code below simply copies to * the kernel FP context. */ - if (config_enabled(CONFIG_EVA)) + if (IS_ENABLED(CONFIG_EVA)) lose_fpu(0); while (1) { diff --git a/arch/mips/kernel/smp-cps.c b/arch/mips/kernel/smp-cps.c index 4ed36f288d64..05b3201271b4 100644 --- a/arch/mips/kernel/smp-cps.c +++ b/arch/mips/kernel/smp-cps.c @@ -46,8 +46,8 @@ static unsigned core_vpe_count(unsigned core) if (threads_disabled) return 1; - if ((!config_enabled(CONFIG_MIPS_MT_SMP) || !cpu_has_mipsmt) - && (!config_enabled(CONFIG_CPU_MIPSR6) || !cpu_has_vp)) + if ((!IS_ENABLED(CONFIG_MIPS_MT_SMP) || !cpu_has_mipsmt) + && (!IS_ENABLED(CONFIG_CPU_MIPSR6) || !cpu_has_vp)) return 1; mips_cm_lock_other(core, 0); diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c index 28b3af73a17b..f1c308dbbc4a 100644 --- a/arch/mips/kernel/unaligned.c +++ b/arch/mips/kernel/unaligned.c @@ -1025,7 +1025,7 @@ static void emulate_load_store_insn(struct pt_regs *regs, if (!access_ok(VERIFY_READ, addr, 2)) goto sigbus; - if (config_enabled(CONFIG_EVA)) { + if (IS_ENABLED(CONFIG_EVA)) { if (segment_eq(get_fs(), get_ds())) LoadHW(addr, value, res); else @@ -1044,7 +1044,7 @@ static void emulate_load_store_insn(struct pt_regs *regs, if (!access_ok(VERIFY_READ, addr, 4)) goto sigbus; - if (config_enabled(CONFIG_EVA)) { + if (IS_ENABLED(CONFIG_EVA)) { if (segment_eq(get_fs(), get_ds())) LoadW(addr, value, res); else @@ -1063,7 +1063,7 @@ static void emulate_load_store_insn(struct pt_regs *regs, if (!access_ok(VERIFY_READ, addr, 2)) goto sigbus; - if (config_enabled(CONFIG_EVA)) { + if (IS_ENABLED(CONFIG_EVA)) { if (segment_eq(get_fs(), get_ds())) LoadHWU(addr, value, res); else @@ -1131,7 +1131,7 @@ static void emulate_load_store_insn(struct pt_regs *regs, compute_return_epc(regs); value = regs->regs[insn.i_format.rt]; - if (config_enabled(CONFIG_EVA)) { + if (IS_ENABLED(CONFIG_EVA)) { if (segment_eq(get_fs(), get_ds())) StoreHW(addr, value, res); else @@ -1151,7 +1151,7 @@ static void emulate_load_store_insn(struct pt_regs *regs, compute_return_epc(regs); value = regs->regs[insn.i_format.rt]; - if (config_enabled(CONFIG_EVA)) { + if (IS_ENABLED(CONFIG_EVA)) { if (segment_eq(get_fs(), get_ds())) StoreW(addr, value, res); else diff --git a/arch/mips/loongson64/common/dma-swiotlb.c b/arch/mips/loongson64/common/dma-swiotlb.c index 4ffa6fc81c8f..1a80b6f73ab2 100644 --- a/arch/mips/loongson64/common/dma-swiotlb.c +++ b/arch/mips/loongson64/common/dma-swiotlb.c @@ -10,7 +10,7 @@ #include <dma-coherence.h> static void *loongson_dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; @@ -41,7 +41,7 @@ static void *loongson_dma_alloc_coherent(struct device *dev, size_t size, } static void loongson_dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs) + void *vaddr, dma_addr_t dma_handle, unsigned long attrs) { swiotlb_free_coherent(dev, size, vaddr, dma_handle); } @@ -49,7 +49,7 @@ static void loongson_dma_free_coherent(struct device *dev, size_t size, static dma_addr_t loongson_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t daddr = swiotlb_map_page(dev, page, offset, size, dir, attrs); @@ -59,9 +59,9 @@ static dma_addr_t loongson_dma_map_page(struct device *dev, struct page *page, static int loongson_dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { - int r = swiotlb_map_sg_attrs(dev, sg, nents, dir, NULL); + int r = swiotlb_map_sg_attrs(dev, sg, nents, dir, 0); mb(); return r; diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index 6dc07fba187f..92d15e68abb6 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -784,10 +784,10 @@ static int isBranchInstr(struct pt_regs *regs, struct mm_decoded_insn dec_insn, */ static inline int cop1_64bit(struct pt_regs *xcp) { - if (config_enabled(CONFIG_64BIT) && !config_enabled(CONFIG_MIPS32_O32)) + if (IS_ENABLED(CONFIG_64BIT) && !IS_ENABLED(CONFIG_MIPS32_O32)) return 1; - else if (config_enabled(CONFIG_32BIT) && - !config_enabled(CONFIG_MIPS_O32_FP64_SUPPORT)) + else if (IS_ENABLED(CONFIG_32BIT) && + !IS_ENABLED(CONFIG_MIPS_O32_FP64_SUPPORT)) return 0; return !test_thread_flag(TIF_32BIT_FPREGS); diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index cb557d28cb21..b2eadd6fa9a1 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -131,7 +131,7 @@ static void *mips_dma_alloc_noncoherent(struct device *dev, size_t size, } static void *mips_dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t * dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; struct page *page = NULL; @@ -141,7 +141,7 @@ static void *mips_dma_alloc_coherent(struct device *dev, size_t size, * XXX: seems like the coherent and non-coherent implementations could * be consolidated. */ - if (dma_get_attr(DMA_ATTR_NON_CONSISTENT, attrs)) + if (attrs & DMA_ATTR_NON_CONSISTENT) return mips_dma_alloc_noncoherent(dev, size, dma_handle, gfp); gfp = massage_gfp_flags(dev, gfp); @@ -176,13 +176,13 @@ static void mips_dma_free_noncoherent(struct device *dev, size_t size, } static void mips_dma_free_coherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { unsigned long addr = (unsigned long) vaddr; unsigned int count = PAGE_ALIGN(size) >> PAGE_SHIFT; struct page *page = NULL; - if (dma_get_attr(DMA_ATTR_NON_CONSISTENT, attrs)) { + if (attrs & DMA_ATTR_NON_CONSISTENT) { mips_dma_free_noncoherent(dev, size, vaddr, dma_handle); return; } @@ -200,7 +200,7 @@ static void mips_dma_free_coherent(struct device *dev, size_t size, void *vaddr, static int mips_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT; @@ -214,7 +214,7 @@ static int mips_dma_mmap(struct device *dev, struct vm_area_struct *vma, pfn = page_to_pfn(virt_to_page((void *)addr)); - if (dma_get_attr(DMA_ATTR_WRITE_COMBINE, attrs)) + if (attrs & DMA_ATTR_WRITE_COMBINE) vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); else vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); @@ -291,7 +291,7 @@ static inline void __dma_sync(struct page *page, } static void mips_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction direction, struct dma_attrs *attrs) + size_t size, enum dma_data_direction direction, unsigned long attrs) { if (cpu_needs_post_dma_flush(dev)) __dma_sync(dma_addr_to_page(dev, dma_addr), @@ -301,7 +301,7 @@ static void mips_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, } static int mips_dma_map_sg(struct device *dev, struct scatterlist *sglist, - int nents, enum dma_data_direction direction, struct dma_attrs *attrs) + int nents, enum dma_data_direction direction, unsigned long attrs) { int i; struct scatterlist *sg; @@ -322,7 +322,7 @@ static int mips_dma_map_sg(struct device *dev, struct scatterlist *sglist, static dma_addr_t mips_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { if (!plat_device_is_coherent(dev)) __dma_sync(page, offset, size, direction); @@ -332,7 +332,7 @@ static dma_addr_t mips_dma_map_page(struct device *dev, struct page *page, static void mips_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, int nhwentries, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int i; struct scatterlist *sg; diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 4004b659ce50..ff49b29c2d16 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -1025,7 +1025,7 @@ static void build_update_entries(u32 **p, unsigned int tmp, unsigned int ptep) pte_off_odd += offsetof(pte_t, pte_high); #endif - if (config_enabled(CONFIG_XPA)) { + if (IS_ENABLED(CONFIG_XPA)) { uasm_i_lw(p, tmp, pte_off_even, ptep); /* even pte */ UASM_i_ROTR(p, tmp, tmp, ilog2(_PAGE_GLOBAL)); UASM_i_MTC0(p, tmp, C0_ENTRYLO0); @@ -1643,7 +1643,7 @@ iPTE_SW(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr, unsigned int hwmode = mode & (_PAGE_VALID | _PAGE_DIRTY); unsigned int swmode = mode & ~hwmode; - if (config_enabled(CONFIG_XPA) && !cpu_has_64bits) { + if (IS_ENABLED(CONFIG_XPA) && !cpu_has_64bits) { uasm_i_lui(p, scratch, swmode >> 16); uasm_i_or(p, pte, pte, scratch); BUG_ON(swmode & 0xffff); @@ -2432,7 +2432,7 @@ static void config_htw_params(void) pwsize |= ilog2(PTRS_PER_PMD) << MIPS_PWSIZE_MDW_SHIFT; /* Set pointer size to size of directory pointers */ - if (config_enabled(CONFIG_64BIT)) + if (IS_ENABLED(CONFIG_64BIT)) pwsize |= MIPS_PWSIZE_PS_MASK; /* PTEs may be multiple pointers long (e.g. with XPA) */ pwsize |= ((PTE_T_LOG2 - PGD_T_LOG2) << MIPS_PWSIZE_PTEW_SHIFT) @@ -2448,7 +2448,7 @@ static void config_htw_params(void) * the pwctl fields. */ config = 1 << MIPS_PWCTL_PWEN_SHIFT; - if (config_enabled(CONFIG_64BIT)) + if (IS_ENABLED(CONFIG_64BIT)) config |= MIPS_PWCTL_XU_MASK; write_c0_pwctl(config); pr_info("Hardware Page Table Walker enabled\n"); @@ -2522,7 +2522,7 @@ void build_tlb_refill_handler(void) */ static int run_once = 0; - if (config_enabled(CONFIG_XPA) && !cpu_has_rixi) + if (IS_ENABLED(CONFIG_XPA) && !cpu_has_rixi) panic("Kernels supporting XPA currently require CPUs with RIXI"); output_pgtable_bits_defines(); diff --git a/arch/mips/mti-malta/malta-dtshim.c b/arch/mips/mti-malta/malta-dtshim.c index f7133efc5843..151f4882ec8a 100644 --- a/arch/mips/mti-malta/malta-dtshim.c +++ b/arch/mips/mti-malta/malta-dtshim.c @@ -31,7 +31,7 @@ static unsigned __init gen_fdt_mem_array(__be32 *mem_array, unsigned long size) entries = 1; mem_array[0] = cpu_to_be32(PHYS_OFFSET); - if (config_enabled(CONFIG_EVA)) { + if (IS_ENABLED(CONFIG_EVA)) { /* * The current Malta EVA configuration is "special" in that it * always makes use of addresses in the upper half of the 32 bit @@ -82,7 +82,7 @@ static void __init append_memory(void *fdt, int root_off) physical_memsize = 32 << 20; } - if (config_enabled(CONFIG_CPU_BIG_ENDIAN)) { + if (IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) { /* * SOC-it swaps, or perhaps doesn't swap, when DMA'ing * the last word of physical memory. diff --git a/arch/mips/mti-malta/malta-memory.c b/arch/mips/mti-malta/malta-memory.c index d5f8dae6a797..a47556723b85 100644 --- a/arch/mips/mti-malta/malta-memory.c +++ b/arch/mips/mti-malta/malta-memory.c @@ -32,7 +32,7 @@ static void free_init_pages_eva_malta(void *begin, void *end) void __init fw_meminit(void) { - bool eva = config_enabled(CONFIG_EVA); + bool eva = IS_ENABLED(CONFIG_EVA); free_init_pages_eva = eva ? free_init_pages_eva_malta : NULL; } diff --git a/arch/mips/mti-malta/malta-setup.c b/arch/mips/mti-malta/malta-setup.c index 33d5ff5069e5..ec5b21678fad 100644 --- a/arch/mips/mti-malta/malta-setup.c +++ b/arch/mips/mti-malta/malta-setup.c @@ -261,7 +261,7 @@ void __init plat_mem_setup(void) fdt = malta_dt_shim(fdt); __dt_setup_arch(fdt); - if (config_enabled(CONFIG_EVA)) + if (IS_ENABLED(CONFIG_EVA)) /* EVA has already been configured in mach-malta/kernel-init.h */ pr_info("Enhanced Virtual Addressing (EVA) activated\n"); diff --git a/arch/mips/net/bpf_jit.c b/arch/mips/net/bpf_jit.c index 1a8c96035716..d1b7bd09253a 100644 --- a/arch/mips/net/bpf_jit.c +++ b/arch/mips/net/bpf_jit.c @@ -426,7 +426,7 @@ static inline void emit_load_ptr(unsigned int dst, unsigned int src, static inline void emit_load_func(unsigned int reg, ptr imm, struct jit_ctx *ctx) { - if (config_enabled(CONFIG_64BIT)) { + if (IS_ENABLED(CONFIG_64BIT)) { /* At this point imm is always 64-bit */ emit_load_imm(r_tmp, (u64)imm >> 32, ctx); emit_dsll(r_tmp_imm, r_tmp, 16, ctx); /* left shift by 16 */ @@ -516,7 +516,7 @@ static inline void emit_jr(unsigned int reg, struct jit_ctx *ctx) static inline u16 align_sp(unsigned int num) { /* Double word alignment for 32-bit, quadword for 64-bit */ - unsigned int align = config_enabled(CONFIG_64BIT) ? 16 : 8; + unsigned int align = IS_ENABLED(CONFIG_64BIT) ? 16 : 8; num = (num + (align - 1)) & -align; return num; } diff --git a/arch/mips/netlogic/common/nlm-dma.c b/arch/mips/netlogic/common/nlm-dma.c index 3758715d4ab6..0630693bec2a 100644 --- a/arch/mips/netlogic/common/nlm-dma.c +++ b/arch/mips/netlogic/common/nlm-dma.c @@ -45,7 +45,7 @@ static char *nlm_swiotlb; static void *nlm_dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { /* ignore region specifiers */ gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); @@ -62,7 +62,7 @@ static void *nlm_dma_alloc_coherent(struct device *dev, size_t size, } static void nlm_dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs) + void *vaddr, dma_addr_t dma_handle, unsigned long attrs) { swiotlb_free_coherent(dev, size, vaddr, dma_handle); } diff --git a/arch/mn10300/mm/dma-alloc.c b/arch/mn10300/mm/dma-alloc.c index 8842394cb49a..4f4b9029f0ea 100644 --- a/arch/mn10300/mm/dma-alloc.c +++ b/arch/mn10300/mm/dma-alloc.c @@ -21,7 +21,7 @@ static unsigned long pci_sram_allocated = 0xbc000000; static void *mn10300_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { unsigned long addr; void *ret; @@ -63,7 +63,7 @@ done: } static void mn10300_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { unsigned long addr = (unsigned long) vaddr & ~0x20000000; @@ -75,7 +75,7 @@ static void mn10300_dma_free(struct device *dev, size_t size, void *vaddr, static int mn10300_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -92,7 +92,7 @@ static int mn10300_dma_map_sg(struct device *dev, struct scatterlist *sglist, static dma_addr_t mn10300_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { return page_to_bus(page) + offset; } diff --git a/arch/nios2/mm/dma-mapping.c b/arch/nios2/mm/dma-mapping.c index 90422c367ed3..d800fad87896 100644 --- a/arch/nios2/mm/dma-mapping.c +++ b/arch/nios2/mm/dma-mapping.c @@ -59,7 +59,7 @@ static inline void __dma_sync_for_cpu(void *vaddr, size_t size, } static void *nios2_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { void *ret; @@ -84,7 +84,7 @@ static void *nios2_dma_alloc(struct device *dev, size_t size, } static void nios2_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { unsigned long addr = (unsigned long) CAC_ADDR((unsigned long) vaddr); @@ -93,7 +93,7 @@ static void nios2_dma_free(struct device *dev, size_t size, void *vaddr, static int nios2_dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int i; @@ -113,7 +113,7 @@ static int nios2_dma_map_sg(struct device *dev, struct scatterlist *sg, static dma_addr_t nios2_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { void *addr = page_address(page) + offset; @@ -123,14 +123,14 @@ static dma_addr_t nios2_dma_map_page(struct device *dev, struct page *page, static void nios2_dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { __dma_sync_for_cpu(phys_to_virt(dma_address), size, direction); } static void nios2_dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { void *addr; int i; diff --git a/arch/openrisc/kernel/dma.c b/arch/openrisc/kernel/dma.c index 0b77ddb1ee07..140c99140649 100644 --- a/arch/openrisc/kernel/dma.c +++ b/arch/openrisc/kernel/dma.c @@ -22,7 +22,6 @@ #include <linux/dma-mapping.h> #include <linux/dma-debug.h> #include <linux/export.h> -#include <linux/dma-attrs.h> #include <asm/cpuinfo.h> #include <asm/spr_defs.h> @@ -83,7 +82,7 @@ page_clear_nocache(pte_t *pte, unsigned long addr, static void * or1k_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long va; void *page; @@ -101,7 +100,7 @@ or1k_dma_alloc(struct device *dev, size_t size, va = (unsigned long)page; - if (!dma_get_attr(DMA_ATTR_NON_CONSISTENT, attrs)) { + if ((attrs & DMA_ATTR_NON_CONSISTENT) == 0) { /* * We need to iterate through the pages, clearing the dcache for * them and setting the cache-inhibit bit. @@ -117,7 +116,7 @@ or1k_dma_alloc(struct device *dev, size_t size, static void or1k_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { unsigned long va = (unsigned long)vaddr; struct mm_walk walk = { @@ -125,7 +124,7 @@ or1k_dma_free(struct device *dev, size_t size, void *vaddr, .mm = &init_mm }; - if (!dma_get_attr(DMA_ATTR_NON_CONSISTENT, attrs)) { + if ((attrs & DMA_ATTR_NON_CONSISTENT) == 0) { /* walk_page_range shouldn't be able to fail here */ WARN_ON(walk_page_range(va, va + size, &walk)); } @@ -137,7 +136,7 @@ static dma_addr_t or1k_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long cl; dma_addr_t addr = page_to_phys(page) + offset; @@ -170,7 +169,7 @@ or1k_map_page(struct device *dev, struct page *page, static void or1k_unmap_page(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { /* Nothing special to do here... */ } @@ -178,14 +177,14 @@ or1k_unmap_page(struct device *dev, dma_addr_t dma_handle, static int or1k_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; for_each_sg(sg, s, nents, i) { s->dma_address = or1k_map_page(dev, sg_page(s), s->offset, - s->length, dir, NULL); + s->length, dir, 0); } return nents; @@ -194,13 +193,13 @@ or1k_map_sg(struct device *dev, struct scatterlist *sg, static void or1k_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; for_each_sg(sg, s, nents, i) { - or1k_unmap_page(dev, sg_dma_address(s), sg_dma_len(s), dir, NULL); + or1k_unmap_page(dev, sg_dma_address(s), sg_dma_len(s), dir, 0); } } diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c index a27e4928bf73..02d9ed0f3949 100644 --- a/arch/parisc/kernel/pci-dma.c +++ b/arch/parisc/kernel/pci-dma.c @@ -414,7 +414,7 @@ pcxl_dma_init(void) __initcall(pcxl_dma_init); static void *pa11_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t flag, unsigned long attrs) { unsigned long vaddr; unsigned long paddr; @@ -441,7 +441,7 @@ static void *pa11_dma_alloc(struct device *dev, size_t size, } static void pa11_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { int order; @@ -454,7 +454,7 @@ static void pa11_dma_free(struct device *dev, size_t size, void *vaddr, static dma_addr_t pa11_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { void *addr = page_address(page) + offset; BUG_ON(direction == DMA_NONE); @@ -465,7 +465,7 @@ static dma_addr_t pa11_dma_map_page(struct device *dev, struct page *page, static void pa11_dma_unmap_page(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { BUG_ON(direction == DMA_NONE); @@ -484,7 +484,7 @@ static void pa11_dma_unmap_page(struct device *dev, dma_addr_t dma_handle, static int pa11_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int i; struct scatterlist *sg; @@ -503,7 +503,7 @@ static int pa11_dma_map_sg(struct device *dev, struct scatterlist *sglist, static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int i; struct scatterlist *sg; @@ -577,11 +577,11 @@ struct dma_map_ops pcxl_dma_ops = { }; static void *pcx_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t flag, unsigned long attrs) { void *addr; - if (!dma_get_attr(DMA_ATTR_NON_CONSISTENT, attrs)) + if ((attrs & DMA_ATTR_NON_CONSISTENT) == 0) return NULL; addr = (void *)__get_free_pages(flag, get_order(size)); @@ -592,7 +592,7 @@ static void *pcx_dma_alloc(struct device *dev, size_t size, } static void pcx_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t iova, struct dma_attrs *attrs) + dma_addr_t iova, unsigned long attrs) { free_pages((unsigned long)vaddr, get_order(size)); return; diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h index 77816acd4fd9..84e3f8dd5e4f 100644 --- a/arch/powerpc/include/asm/dma-mapping.h +++ b/arch/powerpc/include/asm/dma-mapping.h @@ -13,7 +13,6 @@ /* need struct page definitions */ #include <linux/mm.h> #include <linux/scatterlist.h> -#include <linux/dma-attrs.h> #include <linux/dma-debug.h> #include <asm/io.h> #include <asm/swiotlb.h> @@ -25,14 +24,14 @@ /* Some dma direct funcs must be visible for use in other dma_ops */ extern void *__dma_direct_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs); + unsigned long attrs); extern void __dma_direct_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs); + unsigned long attrs); extern int dma_direct_mmap_coherent(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t handle, - size_t size, struct dma_attrs *attrs); + size_t size, unsigned long attrs); #ifdef CONFIG_NOT_COHERENT_CACHE /* diff --git a/arch/powerpc/include/asm/iommu.h b/arch/powerpc/include/asm/iommu.h index f49a72a9062d..2c1d50792944 100644 --- a/arch/powerpc/include/asm/iommu.h +++ b/arch/powerpc/include/asm/iommu.h @@ -53,7 +53,7 @@ struct iommu_table_ops { long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs); + unsigned long attrs); #ifdef CONFIG_IOMMU_API /* * Exchanges existing TCE with new TCE plus direction bits; @@ -248,12 +248,12 @@ extern int ppc_iommu_map_sg(struct device *dev, struct iommu_table *tbl, struct scatterlist *sglist, int nelems, unsigned long mask, enum dma_data_direction direction, - struct dma_attrs *attrs); + unsigned long attrs); extern void ppc_iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs); + unsigned long attrs); extern void *iommu_alloc_coherent(struct device *dev, struct iommu_table *tbl, size_t size, dma_addr_t *dma_handle, @@ -264,10 +264,10 @@ extern dma_addr_t iommu_map_page(struct device *dev, struct iommu_table *tbl, struct page *page, unsigned long offset, size_t size, unsigned long mask, enum dma_data_direction direction, - struct dma_attrs *attrs); + unsigned long attrs); extern void iommu_unmap_page(struct iommu_table *tbl, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs); + unsigned long attrs); extern void iommu_init_early_pSeries(void); extern void iommu_init_early_dart(struct pci_controller_ops *controller_ops); diff --git a/arch/powerpc/include/asm/jump_label.h b/arch/powerpc/include/asm/jump_label.h index 47e155f15433..9af103a23975 100644 --- a/arch/powerpc/include/asm/jump_label.h +++ b/arch/powerpc/include/asm/jump_label.h @@ -14,6 +14,7 @@ #include <linux/types.h> #include <asm/feature-fixups.h> +#include <asm/asm-compat.h> #define JUMP_ENTRY_TYPE stringify_in_c(FTR_ENTRY_LONG) #define JUMP_LABEL_NOP_SIZE 4 diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c index 41a7d9d49a5a..fb7cbaa37658 100644 --- a/arch/powerpc/kernel/dma-iommu.c +++ b/arch/powerpc/kernel/dma-iommu.c @@ -18,7 +18,7 @@ */ static void *dma_iommu_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { return iommu_alloc_coherent(dev, get_iommu_table_base(dev), size, dma_handle, dev->coherent_dma_mask, flag, @@ -27,7 +27,7 @@ static void *dma_iommu_alloc_coherent(struct device *dev, size_t size, static void dma_iommu_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { iommu_free_coherent(get_iommu_table_base(dev), size, vaddr, dma_handle); } @@ -40,7 +40,7 @@ static void dma_iommu_free_coherent(struct device *dev, size_t size, static dma_addr_t dma_iommu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return iommu_map_page(dev, get_iommu_table_base(dev), page, offset, size, device_to_mask(dev), direction, attrs); @@ -49,7 +49,7 @@ static dma_addr_t dma_iommu_map_page(struct device *dev, struct page *page, static void dma_iommu_unmap_page(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { iommu_unmap_page(get_iommu_table_base(dev), dma_handle, size, direction, attrs); @@ -58,7 +58,7 @@ static void dma_iommu_unmap_page(struct device *dev, dma_addr_t dma_handle, static int dma_iommu_map_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return ppc_iommu_map_sg(dev, get_iommu_table_base(dev), sglist, nelems, device_to_mask(dev), direction, attrs); @@ -66,7 +66,7 @@ static int dma_iommu_map_sg(struct device *dev, struct scatterlist *sglist, static void dma_iommu_unmap_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { ppc_iommu_unmap_sg(get_iommu_table_base(dev), sglist, nelems, direction, attrs); diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c index 3f1472a78f39..e64a6016fba7 100644 --- a/arch/powerpc/kernel/dma.c +++ b/arch/powerpc/kernel/dma.c @@ -64,7 +64,7 @@ static int dma_direct_dma_supported(struct device *dev, u64 mask) void *__dma_direct_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret; #ifdef CONFIG_NOT_COHERENT_CACHE @@ -121,7 +121,7 @@ void *__dma_direct_alloc_coherent(struct device *dev, size_t size, void __dma_direct_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { #ifdef CONFIG_NOT_COHERENT_CACHE __dma_free_coherent(size, vaddr); @@ -132,7 +132,7 @@ void __dma_direct_free_coherent(struct device *dev, size_t size, static void *dma_direct_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu_table *iommu; @@ -156,7 +156,7 @@ static void *dma_direct_alloc_coherent(struct device *dev, size_t size, static void dma_direct_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu_table *iommu; @@ -177,7 +177,7 @@ static void dma_direct_free_coherent(struct device *dev, size_t size, int dma_direct_mmap_coherent(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t handle, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long pfn; @@ -195,7 +195,7 @@ int dma_direct_mmap_coherent(struct device *dev, struct vm_area_struct *vma, static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -211,7 +211,7 @@ static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl, static void dma_direct_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { } @@ -232,7 +232,7 @@ static inline dma_addr_t dma_direct_map_page(struct device *dev, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { BUG_ON(dir == DMA_NONE); __dma_sync_page(page, offset, size, dir); @@ -243,7 +243,7 @@ static inline void dma_direct_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { } diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c index a89f4f7a66bd..c1ca9282f4a0 100644 --- a/arch/powerpc/kernel/ibmebus.c +++ b/arch/powerpc/kernel/ibmebus.c @@ -65,7 +65,7 @@ static void *ibmebus_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { void *mem; @@ -78,7 +78,7 @@ static void *ibmebus_alloc_coherent(struct device *dev, static void ibmebus_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { kfree(vaddr); } @@ -88,7 +88,7 @@ static dma_addr_t ibmebus_map_page(struct device *dev, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return (dma_addr_t)(page_address(page) + offset); } @@ -97,7 +97,7 @@ static void ibmebus_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return; } @@ -105,7 +105,7 @@ static void ibmebus_unmap_page(struct device *dev, static int ibmebus_map_sg(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -121,7 +121,7 @@ static int ibmebus_map_sg(struct device *dev, static void ibmebus_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return; } diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index a8e3490b54e3..37d6e741be82 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -307,7 +307,7 @@ static dma_addr_t iommu_alloc(struct device *dev, struct iommu_table *tbl, void *page, unsigned int npages, enum dma_data_direction direction, unsigned long mask, unsigned int align_order, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long entry; dma_addr_t ret = DMA_ERROR_CODE; @@ -431,7 +431,7 @@ static void iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr, int ppc_iommu_map_sg(struct device *dev, struct iommu_table *tbl, struct scatterlist *sglist, int nelems, unsigned long mask, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t dma_next = 0, dma_addr; struct scatterlist *s, *outs, *segstart; @@ -574,7 +574,7 @@ int ppc_iommu_map_sg(struct device *dev, struct iommu_table *tbl, void ppc_iommu_unmap_sg(struct iommu_table *tbl, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; @@ -753,7 +753,7 @@ void iommu_free_table(struct iommu_table *tbl, const char *node_name) dma_addr_t iommu_map_page(struct device *dev, struct iommu_table *tbl, struct page *page, unsigned long offset, size_t size, unsigned long mask, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t dma_handle = DMA_ERROR_CODE; void *vaddr; @@ -790,7 +790,7 @@ dma_addr_t iommu_map_page(struct device *dev, struct iommu_table *tbl, void iommu_unmap_page(struct iommu_table *tbl, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned int npages; @@ -845,7 +845,7 @@ void *iommu_alloc_coherent(struct device *dev, struct iommu_table *tbl, nio_pages = size >> tbl->it_page_shift; io_order = get_iommu_order(size, tbl); mapping = iommu_alloc(dev, tbl, ret, nio_pages, DMA_BIDIRECTIONAL, - mask >> tbl->it_page_shift, io_order, NULL); + mask >> tbl->it_page_shift, io_order, 0); if (mapping == DMA_ERROR_CODE) { free_pages((unsigned long)ret, order); return NULL; diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index 8d7358f3a273..b3813ddb2fb4 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -482,7 +482,7 @@ static void vio_cmo_balance(struct work_struct *work) static void *vio_dma_iommu_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { struct vio_dev *viodev = to_vio_dev(dev); void *ret; @@ -503,7 +503,7 @@ static void *vio_dma_iommu_alloc_coherent(struct device *dev, size_t size, static void vio_dma_iommu_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { struct vio_dev *viodev = to_vio_dev(dev); @@ -515,7 +515,7 @@ static void vio_dma_iommu_free_coherent(struct device *dev, size_t size, static dma_addr_t vio_dma_iommu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct vio_dev *viodev = to_vio_dev(dev); struct iommu_table *tbl; @@ -539,7 +539,7 @@ static dma_addr_t vio_dma_iommu_map_page(struct device *dev, struct page *page, static void vio_dma_iommu_unmap_page(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct vio_dev *viodev = to_vio_dev(dev); struct iommu_table *tbl; @@ -552,7 +552,7 @@ static void vio_dma_iommu_unmap_page(struct device *dev, dma_addr_t dma_handle, static int vio_dma_iommu_map_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct vio_dev *viodev = to_vio_dev(dev); struct iommu_table *tbl; @@ -588,7 +588,7 @@ static int vio_dma_iommu_map_sg(struct device *dev, struct scatterlist *sglist, static void vio_dma_iommu_unmap_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct vio_dev *viodev = to_vio_dev(dev); struct iommu_table *tbl; diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c index 9027d7c48507..f7d1a4953ea0 100644 --- a/arch/powerpc/platforms/cell/iommu.c +++ b/arch/powerpc/platforms/cell/iommu.c @@ -166,7 +166,7 @@ static void invalidate_tce_cache(struct cbe_iommu *iommu, unsigned long *pte, static int tce_build_cell(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int i; unsigned long *io_pte, base_pte; @@ -193,7 +193,7 @@ static int tce_build_cell(struct iommu_table *tbl, long index, long npages, base_pte = CBE_IOPTE_PP_W | CBE_IOPTE_PP_R | CBE_IOPTE_M | CBE_IOPTE_SO_RW | (window->ioid & CBE_IOPTE_IOID_Mask); #endif - if (unlikely(dma_get_attr(DMA_ATTR_WEAK_ORDERING, attrs))) + if (unlikely(attrs & DMA_ATTR_WEAK_ORDERING)) base_pte &= ~CBE_IOPTE_SO_RW; io_pte = (unsigned long *)tbl->it_base + (index - tbl->it_offset); @@ -526,7 +526,7 @@ cell_iommu_setup_window(struct cbe_iommu *iommu, struct device_node *np, __set_bit(0, window->table.it_map); tce_build_cell(&window->table, window->table.it_offset, 1, - (unsigned long)iommu->pad_page, DMA_TO_DEVICE, NULL); + (unsigned long)iommu->pad_page, DMA_TO_DEVICE, 0); return window; } @@ -572,7 +572,7 @@ static struct iommu_table *cell_get_iommu_table(struct device *dev) static void *dma_fixed_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { if (iommu_fixed_is_weak) return iommu_alloc_coherent(dev, cell_get_iommu_table(dev), @@ -586,7 +586,7 @@ static void *dma_fixed_alloc_coherent(struct device *dev, size_t size, static void dma_fixed_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { if (iommu_fixed_is_weak) iommu_free_coherent(cell_get_iommu_table(dev), size, vaddr, @@ -598,9 +598,9 @@ static void dma_fixed_free_coherent(struct device *dev, size_t size, static dma_addr_t dma_fixed_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { - if (iommu_fixed_is_weak == dma_get_attr(DMA_ATTR_WEAK_ORDERING, attrs)) + if (iommu_fixed_is_weak == (attrs & DMA_ATTR_WEAK_ORDERING)) return dma_direct_ops.map_page(dev, page, offset, size, direction, attrs); else @@ -611,9 +611,9 @@ static dma_addr_t dma_fixed_map_page(struct device *dev, struct page *page, static void dma_fixed_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { - if (iommu_fixed_is_weak == dma_get_attr(DMA_ATTR_WEAK_ORDERING, attrs)) + if (iommu_fixed_is_weak == (attrs & DMA_ATTR_WEAK_ORDERING)) dma_direct_ops.unmap_page(dev, dma_addr, size, direction, attrs); else @@ -623,9 +623,9 @@ static void dma_fixed_unmap_page(struct device *dev, dma_addr_t dma_addr, static int dma_fixed_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { - if (iommu_fixed_is_weak == dma_get_attr(DMA_ATTR_WEAK_ORDERING, attrs)) + if (iommu_fixed_is_weak == (attrs & DMA_ATTR_WEAK_ORDERING)) return dma_direct_ops.map_sg(dev, sg, nents, direction, attrs); else return ppc_iommu_map_sg(dev, cell_get_iommu_table(dev), sg, @@ -635,9 +635,9 @@ static int dma_fixed_map_sg(struct device *dev, struct scatterlist *sg, static void dma_fixed_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { - if (iommu_fixed_is_weak == dma_get_attr(DMA_ATTR_WEAK_ORDERING, attrs)) + if (iommu_fixed_is_weak == (attrs & DMA_ATTR_WEAK_ORDERING)) dma_direct_ops.unmap_sg(dev, sg, nents, direction, attrs); else ppc_iommu_unmap_sg(cell_get_iommu_table(dev), sg, nents, @@ -1162,7 +1162,7 @@ static int __init setup_iommu_fixed(char *str) pciep = of_find_node_by_type(NULL, "pcie-endpoint"); if (strcmp(str, "weak") == 0 || (pciep && strcmp(str, "strong") != 0)) - iommu_fixed_is_weak = 1; + iommu_fixed_is_weak = DMA_ATTR_WEAK_ORDERING; of_node_put(pciep); diff --git a/arch/powerpc/platforms/pasemi/iommu.c b/arch/powerpc/platforms/pasemi/iommu.c index 43dd3fb514e0..309d9ccccd50 100644 --- a/arch/powerpc/platforms/pasemi/iommu.c +++ b/arch/powerpc/platforms/pasemi/iommu.c @@ -88,7 +88,7 @@ static int iommu_table_iobmap_inited; static int iobmap_build(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { u32 *ip; u32 rpn; diff --git a/arch/powerpc/platforms/powernv/npu-dma.c b/arch/powerpc/platforms/powernv/npu-dma.c index 4383a5ff82ba..00e1a0195c78 100644 --- a/arch/powerpc/platforms/powernv/npu-dma.c +++ b/arch/powerpc/platforms/powernv/npu-dma.c @@ -73,7 +73,7 @@ EXPORT_SYMBOL(pnv_pci_get_npu_dev); static void *dma_npu_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { NPU_DMA_OP_UNSUPPORTED(); return NULL; @@ -81,7 +81,7 @@ static void *dma_npu_alloc(struct device *dev, size_t size, static void dma_npu_free(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { NPU_DMA_OP_UNSUPPORTED(); } @@ -89,7 +89,7 @@ static void dma_npu_free(struct device *dev, size_t size, static dma_addr_t dma_npu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { NPU_DMA_OP_UNSUPPORTED(); return 0; @@ -97,7 +97,7 @@ static dma_addr_t dma_npu_map_page(struct device *dev, struct page *page, static int dma_npu_map_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { NPU_DMA_OP_UNSUPPORTED(); return 0; diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 891fc4a453df..6b9528307f62 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1806,7 +1806,7 @@ static void pnv_pci_p7ioc_tce_invalidate(struct iommu_table *tbl, static int pnv_ioda1_tce_build(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int ret = pnv_tce_build(tbl, index, npages, uaddr, direction, attrs); @@ -1950,7 +1950,7 @@ static void pnv_pci_ioda2_tce_invalidate(struct iommu_table *tbl, static int pnv_ioda2_tce_build(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int ret = pnv_tce_build(tbl, index, npages, uaddr, direction, attrs); diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index 6701dd5ded20..a21d831c1114 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -704,7 +704,7 @@ static __be64 *pnv_tce(struct iommu_table *tbl, long idx) int pnv_tce_build(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { u64 proto_tce = iommu_direction_to_tce_perm(direction); u64 rpn = __pa(uaddr) >> tbl->it_page_shift; diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h index d088d4f06116..e64df7894d6e 100644 --- a/arch/powerpc/platforms/powernv/pci.h +++ b/arch/powerpc/platforms/powernv/pci.h @@ -181,7 +181,7 @@ struct pnv_phb { extern struct pci_ops pnv_pci_ops; extern int pnv_tce_build(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs); + unsigned long attrs); extern void pnv_tce_free(struct iommu_table *tbl, long index, long npages); extern int pnv_tce_xchg(struct iommu_table *tbl, long index, unsigned long *hpa, enum dma_data_direction *direction); diff --git a/arch/powerpc/platforms/ps3/system-bus.c b/arch/powerpc/platforms/ps3/system-bus.c index 5606fe36faf2..8af1c15aef85 100644 --- a/arch/powerpc/platforms/ps3/system-bus.c +++ b/arch/powerpc/platforms/ps3/system-bus.c @@ -516,7 +516,7 @@ core_initcall(ps3_system_bus_init); */ static void * ps3_alloc_coherent(struct device *_dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { int result; struct ps3_system_bus_device *dev = ps3_dev_to_system_bus_dev(_dev); @@ -553,7 +553,7 @@ clean_none: } static void ps3_free_coherent(struct device *_dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { struct ps3_system_bus_device *dev = ps3_dev_to_system_bus_dev(_dev); @@ -569,7 +569,7 @@ static void ps3_free_coherent(struct device *_dev, size_t size, void *vaddr, static dma_addr_t ps3_sb_map_page(struct device *_dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct ps3_system_bus_device *dev = ps3_dev_to_system_bus_dev(_dev); int result; @@ -592,7 +592,7 @@ static dma_addr_t ps3_sb_map_page(struct device *_dev, struct page *page, static dma_addr_t ps3_ioc0_map_page(struct device *_dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct ps3_system_bus_device *dev = ps3_dev_to_system_bus_dev(_dev); int result; @@ -626,7 +626,7 @@ static dma_addr_t ps3_ioc0_map_page(struct device *_dev, struct page *page, } static void ps3_unmap_page(struct device *_dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction direction, struct dma_attrs *attrs) + size_t size, enum dma_data_direction direction, unsigned long attrs) { struct ps3_system_bus_device *dev = ps3_dev_to_system_bus_dev(_dev); int result; @@ -640,7 +640,7 @@ static void ps3_unmap_page(struct device *_dev, dma_addr_t dma_addr, } static int ps3_sb_map_sg(struct device *_dev, struct scatterlist *sgl, - int nents, enum dma_data_direction direction, struct dma_attrs *attrs) + int nents, enum dma_data_direction direction, unsigned long attrs) { #if defined(CONFIG_PS3_DYNAMIC_DMA) BUG_ON("do"); @@ -670,14 +670,14 @@ static int ps3_sb_map_sg(struct device *_dev, struct scatterlist *sgl, static int ps3_ioc0_map_sg(struct device *_dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { BUG(); return 0; } static void ps3_sb_unmap_sg(struct device *_dev, struct scatterlist *sg, - int nents, enum dma_data_direction direction, struct dma_attrs *attrs) + int nents, enum dma_data_direction direction, unsigned long attrs) { #if defined(CONFIG_PS3_DYNAMIC_DMA) BUG_ON("do"); @@ -686,7 +686,7 @@ static void ps3_sb_unmap_sg(struct device *_dev, struct scatterlist *sg, static void ps3_ioc0_unmap_sg(struct device *_dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { BUG(); } diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index 770a753b52c9..0024e451bb36 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -123,7 +123,7 @@ static void iommu_pseries_free_group(struct iommu_table_group *table_group, static int tce_build_pSeries(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { u64 proto_tce; __be64 *tcep, *tces; @@ -173,7 +173,7 @@ static void tce_freemulti_pSeriesLP(struct iommu_table*, long, long); static int tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { u64 rc = 0; u64 proto_tce, tce; @@ -216,7 +216,7 @@ static DEFINE_PER_CPU(__be64 *, tce_page); static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { u64 rc = 0; u64 proto_tce; diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index 26904f4879ec..3573d54b2770 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c @@ -185,7 +185,7 @@ static void dart_flush(struct iommu_table *tbl) static int dart_build(struct iommu_table *tbl, long index, long npages, unsigned long uaddr, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned int *dp, *orig_dp; unsigned int rpn; diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h index 3249b7464889..ffaba07f50ab 100644 --- a/arch/s390/include/asm/dma-mapping.h +++ b/arch/s390/include/asm/dma-mapping.h @@ -5,7 +5,6 @@ #include <linux/types.h> #include <linux/mm.h> #include <linux/scatterlist.h> -#include <linux/dma-attrs.h> #include <linux/dma-debug.h> #include <linux/io.h> diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c index 070f1ae5cfad..7297fce9bf80 100644 --- a/arch/s390/pci/pci_dma.c +++ b/arch/s390/pci/pci_dma.c @@ -286,7 +286,7 @@ static inline void zpci_err_dma(unsigned long rc, unsigned long addr) static dma_addr_t s390_dma_map_pages(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); unsigned long nr_pages, iommu_page_index; @@ -332,7 +332,7 @@ out_err: static void s390_dma_unmap_pages(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); unsigned long iommu_page_index; @@ -355,7 +355,7 @@ static void s390_dma_unmap_pages(struct device *dev, dma_addr_t dma_addr, static void *s390_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); struct page *page; @@ -370,7 +370,7 @@ static void *s390_dma_alloc(struct device *dev, size_t size, pa = page_to_phys(page); memset((void *) pa, 0, size); - map = s390_dma_map_pages(dev, page, 0, size, DMA_BIDIRECTIONAL, NULL); + map = s390_dma_map_pages(dev, page, 0, size, DMA_BIDIRECTIONAL, 0); if (dma_mapping_error(dev, map)) { free_pages(pa, get_order(size)); return NULL; @@ -384,19 +384,19 @@ static void *s390_dma_alloc(struct device *dev, size_t size, static void s390_dma_free(struct device *dev, size_t size, void *pa, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { struct zpci_dev *zdev = to_zpci(to_pci_dev(dev)); size = PAGE_ALIGN(size); atomic64_sub(size / PAGE_SIZE, &zdev->allocated_pages); - s390_dma_unmap_pages(dev, dma_handle, size, DMA_BIDIRECTIONAL, NULL); + s390_dma_unmap_pages(dev, dma_handle, size, DMA_BIDIRECTIONAL, 0); free_pages((unsigned long) pa, get_order(size)); } static int s390_dma_map_sg(struct device *dev, struct scatterlist *sg, int nr_elements, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { int mapped_elements = 0; struct scatterlist *s; @@ -405,7 +405,7 @@ static int s390_dma_map_sg(struct device *dev, struct scatterlist *sg, for_each_sg(sg, s, nr_elements, i) { struct page *page = sg_page(s); s->dma_address = s390_dma_map_pages(dev, page, s->offset, - s->length, dir, NULL); + s->length, dir, 0); if (!dma_mapping_error(dev, s->dma_address)) { s->dma_length = s->length; mapped_elements++; @@ -419,7 +419,7 @@ unmap: for_each_sg(sg, s, mapped_elements, i) { if (s->dma_address) s390_dma_unmap_pages(dev, s->dma_address, s->dma_length, - dir, NULL); + dir, 0); s->dma_address = 0; s->dma_length = 0; } @@ -429,13 +429,14 @@ unmap: static void s390_dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nr_elements, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; for_each_sg(sg, s, nr_elements, i) { - s390_dma_unmap_pages(dev, s->dma_address, s->dma_length, dir, NULL); + s390_dma_unmap_pages(dev, s->dma_address, s->dma_length, dir, + 0); s->dma_address = 0; s->dma_length = 0; } diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h index e11cf0c8206b..0052ad40e86d 100644 --- a/arch/sh/include/asm/dma-mapping.h +++ b/arch/sh/include/asm/dma-mapping.h @@ -17,9 +17,9 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size, /* arch/sh/mm/consistent.c */ extern void *dma_generic_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, gfp_t flag, - struct dma_attrs *attrs); + unsigned long attrs); extern void dma_generic_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs); + unsigned long attrs); #endif /* __ASM_SH_DMA_MAPPING_H */ diff --git a/arch/sh/kernel/dma-nommu.c b/arch/sh/kernel/dma-nommu.c index 5b0bfcda6d0b..eadb669a7329 100644 --- a/arch/sh/kernel/dma-nommu.c +++ b/arch/sh/kernel/dma-nommu.c @@ -13,7 +13,7 @@ static dma_addr_t nommu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t addr = page_to_phys(page) + offset; @@ -25,7 +25,7 @@ static dma_addr_t nommu_map_page(struct device *dev, struct page *page, static int nommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index b81d9dbf9fef..92b6976fde59 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -34,7 +34,7 @@ fs_initcall(dma_init); void *dma_generic_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret, *ret_nocache; int order = get_order(size); @@ -66,7 +66,7 @@ void *dma_generic_alloc_coherent(struct device *dev, size_t size, void dma_generic_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { int order = get_order(size); unsigned long pfn = dma_handle >> PAGE_SHIFT; diff --git a/arch/sparc/kernel/iommu.c b/arch/sparc/kernel/iommu.c index 37686828c3d9..5c615abff030 100644 --- a/arch/sparc/kernel/iommu.c +++ b/arch/sparc/kernel/iommu.c @@ -196,7 +196,7 @@ static inline void iommu_free_ctx(struct iommu *iommu, int ctx) static void *dma_4u_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addrp, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long order, first_page; struct iommu *iommu; @@ -245,7 +245,7 @@ static void *dma_4u_alloc_coherent(struct device *dev, size_t size, static void dma_4u_free_coherent(struct device *dev, size_t size, void *cpu, dma_addr_t dvma, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu *iommu; unsigned long order, npages; @@ -263,7 +263,7 @@ static void dma_4u_free_coherent(struct device *dev, size_t size, static dma_addr_t dma_4u_map_page(struct device *dev, struct page *page, unsigned long offset, size_t sz, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu *iommu; struct strbuf *strbuf; @@ -385,7 +385,7 @@ do_flush_sync: static void dma_4u_unmap_page(struct device *dev, dma_addr_t bus_addr, size_t sz, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu *iommu; struct strbuf *strbuf; @@ -431,7 +431,7 @@ static void dma_4u_unmap_page(struct device *dev, dma_addr_t bus_addr, static int dma_4u_map_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s, *outs, *segstart; unsigned long flags, handle, prot, ctx; @@ -607,7 +607,7 @@ static unsigned long fetch_sg_ctx(struct iommu *iommu, struct scatterlist *sg) static void dma_4u_unmap_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long flags, ctx; struct scatterlist *sg; diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index ffd5ff4678cf..2344103414d1 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -260,7 +260,7 @@ EXPORT_SYMBOL(sbus_set_sbus64); */ static void *sbus_alloc_coherent(struct device *dev, size_t len, dma_addr_t *dma_addrp, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { struct platform_device *op = to_platform_device(dev); unsigned long len_total = PAGE_ALIGN(len); @@ -315,7 +315,7 @@ err_nopages: } static void sbus_free_coherent(struct device *dev, size_t n, void *p, - dma_addr_t ba, struct dma_attrs *attrs) + dma_addr_t ba, unsigned long attrs) { struct resource *res; struct page *pgv; @@ -355,7 +355,7 @@ static void sbus_free_coherent(struct device *dev, size_t n, void *p, static dma_addr_t sbus_map_page(struct device *dev, struct page *page, unsigned long offset, size_t len, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { void *va = page_address(page) + offset; @@ -371,20 +371,20 @@ static dma_addr_t sbus_map_page(struct device *dev, struct page *page, } static void sbus_unmap_page(struct device *dev, dma_addr_t ba, size_t n, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { mmu_release_scsi_one(dev, ba, n); } static int sbus_map_sg(struct device *dev, struct scatterlist *sg, int n, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { mmu_get_scsi_sgl(dev, sg, n); return n; } static void sbus_unmap_sg(struct device *dev, struct scatterlist *sg, int n, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { mmu_release_scsi_sgl(dev, sg, n); } @@ -429,7 +429,7 @@ arch_initcall(sparc_register_ioport); */ static void *pci32_alloc_coherent(struct device *dev, size_t len, dma_addr_t *pba, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long len_total = PAGE_ALIGN(len); void *va; @@ -482,7 +482,7 @@ err_nopages: * past this call are illegal. */ static void pci32_free_coherent(struct device *dev, size_t n, void *p, - dma_addr_t ba, struct dma_attrs *attrs) + dma_addr_t ba, unsigned long attrs) { struct resource *res; @@ -518,14 +518,14 @@ static void pci32_free_coherent(struct device *dev, size_t n, void *p, static dma_addr_t pci32_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { /* IIep is write-through, not flushing. */ return page_to_phys(page) + offset; } static void pci32_unmap_page(struct device *dev, dma_addr_t ba, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { if (dir != PCI_DMA_TODEVICE) dma_make_coherent(ba, PAGE_ALIGN(size)); @@ -548,7 +548,7 @@ static void pci32_unmap_page(struct device *dev, dma_addr_t ba, size_t size, */ static int pci32_map_sg(struct device *device, struct scatterlist *sgl, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int n; @@ -567,7 +567,7 @@ static int pci32_map_sg(struct device *device, struct scatterlist *sgl, */ static void pci32_unmap_sg(struct device *dev, struct scatterlist *sgl, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int n; diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c index 836e8cef47e2..61c6f935accc 100644 --- a/arch/sparc/kernel/pci_sun4v.c +++ b/arch/sparc/kernel/pci_sun4v.c @@ -130,7 +130,7 @@ static inline long iommu_batch_end(void) static void *dma_4v_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addrp, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long flags, order, first_page, npages, n; struct iommu *iommu; @@ -213,7 +213,7 @@ static void dma_4v_iommu_demap(void *demap_arg, unsigned long entry, } static void dma_4v_free_coherent(struct device *dev, size_t size, void *cpu, - dma_addr_t dvma, struct dma_attrs *attrs) + dma_addr_t dvma, unsigned long attrs) { struct pci_pbm_info *pbm; struct iommu *iommu; @@ -235,7 +235,7 @@ static void dma_4v_free_coherent(struct device *dev, size_t size, void *cpu, static dma_addr_t dma_4v_map_page(struct device *dev, struct page *page, unsigned long offset, size_t sz, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu *iommu; unsigned long flags, npages, oaddr; @@ -294,7 +294,7 @@ iommu_map_fail: static void dma_4v_unmap_page(struct device *dev, dma_addr_t bus_addr, size_t sz, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_pbm_info *pbm; struct iommu *iommu; @@ -322,7 +322,7 @@ static void dma_4v_unmap_page(struct device *dev, dma_addr_t bus_addr, static int dma_4v_map_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s, *outs, *segstart; unsigned long flags, handle, prot; @@ -466,7 +466,7 @@ iommu_map_failed: static void dma_4v_unmap_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct pci_pbm_info *pbm; struct scatterlist *sg; diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S index 7d02b1fef025..d79b3b734245 100644 --- a/arch/sparc/kernel/vmlinux.lds.S +++ b/arch/sparc/kernel/vmlinux.lds.S @@ -150,6 +150,13 @@ SECTIONS } PERCPU_SECTION(SMP_CACHE_BYTES) +#ifdef CONFIG_JUMP_LABEL + . = ALIGN(PAGE_SIZE); + .exit.text : { + EXIT_TEXT + } +#endif + . = ALIGN(PAGE_SIZE); __init_end = .; BSS_SECTION(0, 0, 0) diff --git a/arch/tile/kernel/pci-dma.c b/arch/tile/kernel/pci-dma.c index b6bc0547a4f6..09bb774b39cd 100644 --- a/arch/tile/kernel/pci-dma.c +++ b/arch/tile/kernel/pci-dma.c @@ -34,7 +34,7 @@ static void *tile_dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { u64 dma_mask = (dev && dev->coherent_dma_mask) ? dev->coherent_dma_mask : DMA_BIT_MASK(32); @@ -78,7 +78,7 @@ static void *tile_dma_alloc_coherent(struct device *dev, size_t size, */ static void tile_dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { homecache_free_pages((unsigned long)vaddr, get_order(size)); } @@ -202,7 +202,7 @@ static void __dma_complete_pa_range(dma_addr_t dma_addr, size_t size, static int tile_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -224,7 +224,7 @@ static int tile_dma_map_sg(struct device *dev, struct scatterlist *sglist, static void tile_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -240,7 +240,7 @@ static void tile_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, static dma_addr_t tile_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { BUG_ON(!valid_dma_direction(direction)); @@ -252,7 +252,7 @@ static dma_addr_t tile_dma_map_page(struct device *dev, struct page *page, static void tile_dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { BUG_ON(!valid_dma_direction(direction)); @@ -343,7 +343,7 @@ EXPORT_SYMBOL(tile_dma_map_ops); static void *tile_pci_dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { int node = dev_to_node(dev); int order = get_order(size); @@ -368,14 +368,14 @@ static void *tile_pci_dma_alloc_coherent(struct device *dev, size_t size, */ static void tile_pci_dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { homecache_free_pages((unsigned long)vaddr, get_order(size)); } static int tile_pci_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -400,7 +400,7 @@ static int tile_pci_dma_map_sg(struct device *dev, struct scatterlist *sglist, static void tile_pci_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -416,7 +416,7 @@ static void tile_pci_dma_unmap_sg(struct device *dev, static dma_addr_t tile_pci_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { BUG_ON(!valid_dma_direction(direction)); @@ -429,7 +429,7 @@ static dma_addr_t tile_pci_dma_map_page(struct device *dev, struct page *page, static void tile_pci_dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { BUG_ON(!valid_dma_direction(direction)); @@ -531,7 +531,7 @@ EXPORT_SYMBOL(gx_pci_dma_map_ops); #ifdef CONFIG_SWIOTLB static void *tile_swiotlb_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { gfp |= GFP_DMA; return swiotlb_alloc_coherent(dev, size, dma_handle, gfp); @@ -539,7 +539,7 @@ static void *tile_swiotlb_alloc_coherent(struct device *dev, size_t size, static void tile_swiotlb_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_addr, - struct dma_attrs *attrs) + unsigned long attrs) { swiotlb_free_coherent(dev, size, vaddr, dma_addr); } diff --git a/arch/tile/kernel/vmlinux.lds.S b/arch/tile/kernel/vmlinux.lds.S index 378f5d8d1ec8..9d449caf8910 100644 --- a/arch/tile/kernel/vmlinux.lds.S +++ b/arch/tile/kernel/vmlinux.lds.S @@ -60,6 +60,18 @@ SECTIONS /* "Init" is divided into two areas with very different virtual addresses. */ INIT_TEXT_SECTION(PAGE_SIZE) + /* + * Some things, like the __jump_table, may contain symbol references + * to __exit text, so include such text in the final image if so. + * In that case we also override the _einittext from INIT_TEXT_SECTION. + */ +#ifdef CONFIG_JUMP_LABEL + .exit.text : { + EXIT_TEXT + _einittext = .; + } +#endif + /* Now we skip back to PAGE_OFFSET for the data. */ . = (. - TEXT_OFFSET + PAGE_OFFSET); #undef LOAD_OFFSET diff --git a/arch/unicore32/mm/dma-swiotlb.c b/arch/unicore32/mm/dma-swiotlb.c index 16c08b2143a7..3e9f6489ba38 100644 --- a/arch/unicore32/mm/dma-swiotlb.c +++ b/arch/unicore32/mm/dma-swiotlb.c @@ -19,14 +19,14 @@ static void *unicore_swiotlb_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { return swiotlb_alloc_coherent(dev, size, dma_handle, flags); } static void unicore_swiotlb_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_addr, - struct dma_attrs *attrs) + unsigned long attrs) { swiotlb_free_coherent(dev, size, vaddr, dma_addr); } diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h index 3a27b93e6261..44461626830e 100644 --- a/arch/x86/include/asm/dma-mapping.h +++ b/arch/x86/include/asm/dma-mapping.h @@ -9,7 +9,6 @@ #include <linux/kmemcheck.h> #include <linux/scatterlist.h> #include <linux/dma-debug.h> -#include <linux/dma-attrs.h> #include <asm/io.h> #include <asm/swiotlb.h> #include <linux/dma-contiguous.h> @@ -48,11 +47,11 @@ extern int dma_supported(struct device *hwdev, u64 mask); extern void *dma_generic_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, gfp_t flag, - struct dma_attrs *attrs); + unsigned long attrs); extern void dma_generic_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_addr, - struct dma_attrs *attrs); + unsigned long attrs); #ifdef CONFIG_X86_DMA_REMAP /* Platform code defines bridge-specific code */ extern bool dma_capable(struct device *dev, dma_addr_t addr, size_t size); diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h index fea7724141a0..e7f155c3045e 100644 --- a/arch/x86/include/asm/elf.h +++ b/arch/x86/include/asm/elf.h @@ -344,8 +344,8 @@ extern int compat_arch_setup_additional_pages(struct linux_binprm *bprm, */ static inline int mmap_is_ia32(void) { - return config_enabled(CONFIG_X86_32) || - (config_enabled(CONFIG_COMPAT) && + return IS_ENABLED(CONFIG_X86_32) || + (IS_ENABLED(CONFIG_COMPAT) && test_thread_flag(TIF_ADDR32)); } diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h index 116b58347501..2737366ea583 100644 --- a/arch/x86/include/asm/fpu/internal.h +++ b/arch/x86/include/asm/fpu/internal.h @@ -137,9 +137,9 @@ static inline int copy_fregs_to_user(struct fregs_state __user *fx) static inline int copy_fxregs_to_user(struct fxregs_state __user *fx) { - if (config_enabled(CONFIG_X86_32)) + if (IS_ENABLED(CONFIG_X86_32)) return user_insn(fxsave %[fx], [fx] "=m" (*fx), "m" (*fx)); - else if (config_enabled(CONFIG_AS_FXSAVEQ)) + else if (IS_ENABLED(CONFIG_AS_FXSAVEQ)) return user_insn(fxsaveq %[fx], [fx] "=m" (*fx), "m" (*fx)); /* See comment in copy_fxregs_to_kernel() below. */ @@ -150,10 +150,10 @@ static inline void copy_kernel_to_fxregs(struct fxregs_state *fx) { int err; - if (config_enabled(CONFIG_X86_32)) { + if (IS_ENABLED(CONFIG_X86_32)) { err = check_insn(fxrstor %[fx], "=m" (*fx), [fx] "m" (*fx)); } else { - if (config_enabled(CONFIG_AS_FXSAVEQ)) { + if (IS_ENABLED(CONFIG_AS_FXSAVEQ)) { err = check_insn(fxrstorq %[fx], "=m" (*fx), [fx] "m" (*fx)); } else { /* See comment in copy_fxregs_to_kernel() below. */ @@ -166,9 +166,9 @@ static inline void copy_kernel_to_fxregs(struct fxregs_state *fx) static inline int copy_user_to_fxregs(struct fxregs_state __user *fx) { - if (config_enabled(CONFIG_X86_32)) + if (IS_ENABLED(CONFIG_X86_32)) return user_insn(fxrstor %[fx], "=m" (*fx), [fx] "m" (*fx)); - else if (config_enabled(CONFIG_AS_FXSAVEQ)) + else if (IS_ENABLED(CONFIG_AS_FXSAVEQ)) return user_insn(fxrstorq %[fx], "=m" (*fx), [fx] "m" (*fx)); /* See comment in copy_fxregs_to_kernel() below. */ @@ -190,9 +190,9 @@ static inline int copy_user_to_fregs(struct fregs_state __user *fx) static inline void copy_fxregs_to_kernel(struct fpu *fpu) { - if (config_enabled(CONFIG_X86_32)) + if (IS_ENABLED(CONFIG_X86_32)) asm volatile( "fxsave %[fx]" : [fx] "=m" (fpu->state.fxsave)); - else if (config_enabled(CONFIG_AS_FXSAVEQ)) + else if (IS_ENABLED(CONFIG_AS_FXSAVEQ)) asm volatile("fxsaveq %[fx]" : [fx] "=m" (fpu->state.fxsave)); else { /* Using "rex64; fxsave %0" is broken because, if the memory diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h index 396348196aa7..d8abfcf524d1 100644 --- a/arch/x86/include/asm/mmu_context.h +++ b/arch/x86/include/asm/mmu_context.h @@ -155,7 +155,7 @@ static inline void arch_exit_mmap(struct mm_struct *mm) #ifdef CONFIG_X86_64 static inline bool is_64bit_mm(struct mm_struct *mm) { - return !config_enabled(CONFIG_IA32_EMULATION) || + return !IS_ENABLED(CONFIG_IA32_EMULATION) || !(mm->context.ia32_compat == TIF_IA32); } #else diff --git a/arch/x86/include/asm/swiotlb.h b/arch/x86/include/asm/swiotlb.h index ab05d73e2bb7..d2f69b9ff732 100644 --- a/arch/x86/include/asm/swiotlb.h +++ b/arch/x86/include/asm/swiotlb.h @@ -31,9 +31,9 @@ static inline void dma_mark_clean(void *addr, size_t size) {} extern void *x86_swiotlb_alloc_coherent(struct device *hwdev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs); + unsigned long attrs); extern void x86_swiotlb_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_addr, - struct dma_attrs *attrs); + unsigned long attrs); #endif /* _ASM_X86_SWIOTLB_H */ diff --git a/arch/x86/include/asm/xen/page-coherent.h b/arch/x86/include/asm/xen/page-coherent.h index acd844c017d3..f02f025ff988 100644 --- a/arch/x86/include/asm/xen/page-coherent.h +++ b/arch/x86/include/asm/xen/page-coherent.h @@ -2,12 +2,11 @@ #define _ASM_X86_XEN_PAGE_COHERENT_H #include <asm/page.h> -#include <linux/dma-attrs.h> #include <linux/dma-mapping.h> static inline void *xen_alloc_coherent_pages(struct device *hwdev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { void *vstart = (void*)__get_free_pages(flags, get_order(size)); *dma_handle = virt_to_phys(vstart); @@ -16,18 +15,18 @@ static inline void *xen_alloc_coherent_pages(struct device *hwdev, size_t size, static inline void xen_free_coherent_pages(struct device *hwdev, size_t size, void *cpu_addr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { free_pages((unsigned long) cpu_addr, get_order(size)); } static inline void xen_dma_map_page(struct device *hwdev, struct page *page, dma_addr_t dev_addr, unsigned long offset, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) { } + enum dma_data_direction dir, unsigned long attrs) { } static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) { } + unsigned long attrs) { } static inline void xen_dma_sync_single_for_cpu(struct device *hwdev, dma_addr_t handle, size_t size, enum dma_data_direction dir) { } diff --git a/arch/x86/kernel/amd_gart_64.c b/arch/x86/kernel/amd_gart_64.c index 42d27a62a404..63ff468a7986 100644 --- a/arch/x86/kernel/amd_gart_64.c +++ b/arch/x86/kernel/amd_gart_64.c @@ -241,7 +241,7 @@ static dma_addr_t dma_map_area(struct device *dev, dma_addr_t phys_mem, static dma_addr_t gart_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long bus; phys_addr_t paddr = page_to_phys(page) + offset; @@ -263,7 +263,7 @@ static dma_addr_t gart_map_page(struct device *dev, struct page *page, */ static void gart_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long iommu_page; int npages; @@ -285,7 +285,7 @@ static void gart_unmap_page(struct device *dev, dma_addr_t dma_addr, * Wrapper for pci_unmap_single working with scatterlists. */ static void gart_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct scatterlist *s; int i; @@ -293,7 +293,7 @@ static void gart_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, for_each_sg(sg, s, nents, i) { if (!s->dma_length || !s->length) break; - gart_unmap_page(dev, s->dma_address, s->dma_length, dir, NULL); + gart_unmap_page(dev, s->dma_address, s->dma_length, dir, 0); } } @@ -315,7 +315,7 @@ static int dma_map_sg_nonforce(struct device *dev, struct scatterlist *sg, addr = dma_map_area(dev, addr, s->length, dir, 0); if (addr == bad_dma_addr) { if (i > 0) - gart_unmap_sg(dev, sg, i, dir, NULL); + gart_unmap_sg(dev, sg, i, dir, 0); nents = 0; sg[0].dma_length = 0; break; @@ -386,7 +386,7 @@ dma_map_cont(struct device *dev, struct scatterlist *start, int nelems, * Merge chunks that have page aligned sizes into a continuous mapping. */ static int gart_map_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct scatterlist *s, *ps, *start_sg, *sgmap; int need = 0, nextneed, i, out, start; @@ -456,7 +456,7 @@ static int gart_map_sg(struct device *dev, struct scatterlist *sg, int nents, error: flush_gart(); - gart_unmap_sg(dev, sg, out, dir, NULL); + gart_unmap_sg(dev, sg, out, dir, 0); /* When it was forced or merged try again in a dumb way */ if (force_iommu || iommu_merge) { @@ -476,7 +476,7 @@ error: /* allocate and map a coherent mapping */ static void * gart_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, - gfp_t flag, struct dma_attrs *attrs) + gfp_t flag, unsigned long attrs) { dma_addr_t paddr; unsigned long align_mask; @@ -508,9 +508,9 @@ gart_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, /* free a coherent mapping */ static void gart_free_coherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_addr, struct dma_attrs *attrs) + dma_addr_t dma_addr, unsigned long attrs) { - gart_unmap_page(dev, dma_addr, size, DMA_BIDIRECTIONAL, NULL); + gart_unmap_page(dev, dma_addr, size, DMA_BIDIRECTIONAL, 0); dma_generic_free_coherent(dev, size, vaddr, dma_addr, attrs); } diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 7943d38c57ca..20abd912f0e4 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -147,7 +147,7 @@ static int force_enable_local_apic __initdata; */ static int __init parse_lapic(char *arg) { - if (config_enabled(CONFIG_X86_32) && !arg) + if (IS_ENABLED(CONFIG_X86_32) && !arg) force_enable_local_apic = 1; else if (arg && !strncmp(arg, "notscdeadline", 13)) setup_clear_cpu_cap(X86_FEATURE_TSC_DEADLINE_TIMER); diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index a5e400afc563..6066d945c40e 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -523,7 +523,7 @@ static int apic_set_affinity(struct irq_data *irq_data, struct apic_chip_data *data = irq_data->chip_data; int err, irq = irq_data->irq; - if (!config_enabled(CONFIG_SMP)) + if (!IS_ENABLED(CONFIG_SMP)) return -EPERM; if (!cpumask_intersects(dest, cpu_online_mask)) diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c index 9e231d88bb33..a184c210efba 100644 --- a/arch/x86/kernel/fpu/signal.c +++ b/arch/x86/kernel/fpu/signal.c @@ -159,8 +159,8 @@ int copy_fpstate_to_sigframe(void __user *buf, void __user *buf_fx, int size) struct task_struct *tsk = current; int ia32_fxstate = (buf != buf_fx); - ia32_fxstate &= (config_enabled(CONFIG_X86_32) || - config_enabled(CONFIG_IA32_EMULATION)); + ia32_fxstate &= (IS_ENABLED(CONFIG_X86_32) || + IS_ENABLED(CONFIG_IA32_EMULATION)); if (!access_ok(VERIFY_WRITE, buf, size)) return -EACCES; @@ -268,8 +268,8 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) u64 xfeatures = 0; int fx_only = 0; - ia32_fxstate &= (config_enabled(CONFIG_X86_32) || - config_enabled(CONFIG_IA32_EMULATION)); + ia32_fxstate &= (IS_ENABLED(CONFIG_X86_32) || + IS_ENABLED(CONFIG_IA32_EMULATION)); if (!buf) { fpu__clear(fpu); @@ -416,8 +416,8 @@ void fpu__init_prepare_fx_sw_frame(void) fx_sw_reserved.xfeatures = xfeatures_mask; fx_sw_reserved.xstate_size = fpu_user_xstate_size; - if (config_enabled(CONFIG_IA32_EMULATION) || - config_enabled(CONFIG_X86_32)) { + if (IS_ENABLED(CONFIG_IA32_EMULATION) || + IS_ENABLED(CONFIG_X86_32)) { int fsave_header_size = sizeof(struct fregs_state); fx_sw_reserved_ia32 = fx_sw_reserved; diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c index 833b1d329c47..5d400ba1349d 100644 --- a/arch/x86/kernel/pci-calgary_64.c +++ b/arch/x86/kernel/pci-calgary_64.c @@ -340,7 +340,7 @@ static inline struct iommu_table *find_iommu_table(struct device *dev) static void calgary_unmap_sg(struct device *dev, struct scatterlist *sglist, int nelems,enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu_table *tbl = find_iommu_table(dev); struct scatterlist *s; @@ -364,7 +364,7 @@ static void calgary_unmap_sg(struct device *dev, struct scatterlist *sglist, static int calgary_map_sg(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu_table *tbl = find_iommu_table(dev); struct scatterlist *s; @@ -396,7 +396,7 @@ static int calgary_map_sg(struct device *dev, struct scatterlist *sg, return nelems; error: - calgary_unmap_sg(dev, sg, nelems, dir, NULL); + calgary_unmap_sg(dev, sg, nelems, dir, 0); for_each_sg(sg, s, nelems, i) { sg->dma_address = DMA_ERROR_CODE; sg->dma_length = 0; @@ -407,7 +407,7 @@ error: static dma_addr_t calgary_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { void *vaddr = page_address(page) + offset; unsigned long uaddr; @@ -422,7 +422,7 @@ static dma_addr_t calgary_map_page(struct device *dev, struct page *page, static void calgary_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct iommu_table *tbl = find_iommu_table(dev); unsigned int npages; @@ -432,7 +432,7 @@ static void calgary_unmap_page(struct device *dev, dma_addr_t dma_addr, } static void* calgary_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t flag, struct dma_attrs *attrs) + dma_addr_t *dma_handle, gfp_t flag, unsigned long attrs) { void *ret = NULL; dma_addr_t mapping; @@ -466,7 +466,7 @@ error: static void calgary_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned int npages; struct iommu_table *tbl = find_iommu_table(dev); diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 6ba014c61d62..d30c37750765 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -77,7 +77,7 @@ void __init pci_iommu_alloc(void) } void *dma_generic_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long dma_mask; struct page *page; @@ -120,7 +120,7 @@ again: } void dma_generic_free_coherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_addr, struct dma_attrs *attrs) + dma_addr_t dma_addr, unsigned long attrs) { unsigned int count = PAGE_ALIGN(size) >> PAGE_SHIFT; struct page *page = virt_to_page(vaddr); diff --git a/arch/x86/kernel/pci-nommu.c b/arch/x86/kernel/pci-nommu.c index da15918d1c81..00e71ce396a8 100644 --- a/arch/x86/kernel/pci-nommu.c +++ b/arch/x86/kernel/pci-nommu.c @@ -28,7 +28,7 @@ check_addr(char *name, struct device *hwdev, dma_addr_t bus, size_t size) static dma_addr_t nommu_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t bus = page_to_phys(page) + offset; WARN_ON(size == 0); @@ -55,7 +55,7 @@ static dma_addr_t nommu_map_page(struct device *dev, struct page *page, */ static int nommu_map_sg(struct device *hwdev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c index 5069ef560d83..b47edb8f5256 100644 --- a/arch/x86/kernel/pci-swiotlb.c +++ b/arch/x86/kernel/pci-swiotlb.c @@ -16,7 +16,7 @@ int swiotlb __read_mostly; void *x86_swiotlb_alloc_coherent(struct device *hwdev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { void *vaddr; @@ -37,7 +37,7 @@ void *x86_swiotlb_alloc_coherent(struct device *hwdev, size_t size, void x86_swiotlb_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_addr, - struct dma_attrs *attrs) + unsigned long attrs) { if (is_swiotlb_buffer(dma_to_phys(dev, dma_addr))) swiotlb_free_coherent(dev, size, vaddr, dma_addr); diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index 22cc2f9f8aec..99f285b512db 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -146,7 +146,7 @@ static int restore_sigcontext(struct pt_regs *regs, buf = (void __user *)buf_val; } get_user_catch(err); - err |= fpu__restore_sig(buf, config_enabled(CONFIG_X86_32)); + err |= fpu__restore_sig(buf, IS_ENABLED(CONFIG_X86_32)); force_iret(); @@ -245,14 +245,14 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size, struct fpu *fpu = ¤t->thread.fpu; /* redzone */ - if (config_enabled(CONFIG_X86_64)) + if (IS_ENABLED(CONFIG_X86_64)) sp -= 128; /* This is the X/Open sanctioned signal stack switching. */ if (ka->sa.sa_flags & SA_ONSTACK) { if (sas_ss_flags(sp) == 0) sp = current->sas_ss_sp + current->sas_ss_size; - } else if (config_enabled(CONFIG_X86_32) && + } else if (IS_ENABLED(CONFIG_X86_32) && !onsigstack && (regs->ss & 0xffff) != __USER_DS && !(ka->sa.sa_flags & SA_RESTORER) && @@ -262,7 +262,7 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size, } if (fpu->fpstate_active) { - sp = fpu__alloc_mathframe(sp, config_enabled(CONFIG_X86_32), + sp = fpu__alloc_mathframe(sp, IS_ENABLED(CONFIG_X86_32), &buf_fx, &math_size); *fpstate = (void __user *)sp; } @@ -662,18 +662,18 @@ badframe: static inline int is_ia32_compat_frame(void) { - return config_enabled(CONFIG_IA32_EMULATION) && + return IS_ENABLED(CONFIG_IA32_EMULATION) && test_thread_flag(TIF_IA32); } static inline int is_ia32_frame(void) { - return config_enabled(CONFIG_X86_32) || is_ia32_compat_frame(); + return IS_ENABLED(CONFIG_X86_32) || is_ia32_compat_frame(); } static inline int is_x32_frame(void) { - return config_enabled(CONFIG_X86_X32_ABI) && test_thread_flag(TIF_X32); + return IS_ENABLED(CONFIG_X86_X32_ABI) && test_thread_flag(TIF_X32); } static int diff --git a/arch/x86/pci/sta2x11-fixup.c b/arch/x86/pci/sta2x11-fixup.c index 5ceda85b8687..052c1cb76305 100644 --- a/arch/x86/pci/sta2x11-fixup.c +++ b/arch/x86/pci/sta2x11-fixup.c @@ -169,7 +169,7 @@ static void *sta2x11_swiotlb_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { void *vaddr; diff --git a/arch/x86/pci/vmd.c b/arch/x86/pci/vmd.c index e88b4176260f..b814ca675131 100644 --- a/arch/x86/pci/vmd.c +++ b/arch/x86/pci/vmd.c @@ -274,14 +274,14 @@ static struct dma_map_ops *vmd_dma_ops(struct device *dev) } static void *vmd_alloc(struct device *dev, size_t size, dma_addr_t *addr, - gfp_t flag, struct dma_attrs *attrs) + gfp_t flag, unsigned long attrs) { return vmd_dma_ops(dev)->alloc(to_vmd_dev(dev), size, addr, flag, attrs); } static void vmd_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t addr, struct dma_attrs *attrs) + dma_addr_t addr, unsigned long attrs) { return vmd_dma_ops(dev)->free(to_vmd_dev(dev), size, vaddr, addr, attrs); @@ -289,7 +289,7 @@ static void vmd_free(struct device *dev, size_t size, void *vaddr, static int vmd_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { return vmd_dma_ops(dev)->mmap(to_vmd_dev(dev), vma, cpu_addr, addr, size, attrs); @@ -297,7 +297,7 @@ static int vmd_mmap(struct device *dev, struct vm_area_struct *vma, static int vmd_get_sgtable(struct device *dev, struct sg_table *sgt, void *cpu_addr, dma_addr_t addr, size_t size, - struct dma_attrs *attrs) + unsigned long attrs) { return vmd_dma_ops(dev)->get_sgtable(to_vmd_dev(dev), sgt, cpu_addr, addr, size, attrs); @@ -306,26 +306,26 @@ static int vmd_get_sgtable(struct device *dev, struct sg_table *sgt, static dma_addr_t vmd_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { return vmd_dma_ops(dev)->map_page(to_vmd_dev(dev), page, offset, size, dir, attrs); } static void vmd_unmap_page(struct device *dev, dma_addr_t addr, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { vmd_dma_ops(dev)->unmap_page(to_vmd_dev(dev), addr, size, dir, attrs); } static int vmd_map_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { return vmd_dma_ops(dev)->map_sg(to_vmd_dev(dev), sg, nents, dir, attrs); } static void vmd_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { vmd_dma_ops(dev)->unmap_sg(to_vmd_dev(dev), sg, nents, dir, attrs); } diff --git a/arch/xtensa/kernel/pci-dma.c b/arch/xtensa/kernel/pci-dma.c index cd66698348ca..1e68806d6695 100644 --- a/arch/xtensa/kernel/pci-dma.c +++ b/arch/xtensa/kernel/pci-dma.c @@ -142,7 +142,7 @@ static void xtensa_sync_sg_for_device(struct device *dev, static void *xtensa_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { unsigned long ret; unsigned long uncached = 0; @@ -171,7 +171,7 @@ static void *xtensa_dma_alloc(struct device *dev, size_t size, } static void xtensa_dma_free(struct device *hwdev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { unsigned long addr = (unsigned long)vaddr + XCHAL_KSEG_CACHED_VADDR - XCHAL_KSEG_BYPASS_VADDR; @@ -185,7 +185,7 @@ static void xtensa_dma_free(struct device *hwdev, size_t size, void *vaddr, static dma_addr_t xtensa_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t dma_handle = page_to_phys(page) + offset; @@ -195,14 +195,14 @@ static dma_addr_t xtensa_map_page(struct device *dev, struct page *page, static void xtensa_unmap_page(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { xtensa_sync_single_for_cpu(dev, dma_handle, size, dir); } static int xtensa_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; @@ -217,7 +217,7 @@ static int xtensa_map_sg(struct device *dev, struct scatterlist *sg, static void xtensa_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *s; int i; diff --git a/block/Kconfig b/block/Kconfig index 0363cd731320..161491d0a879 100644 --- a/block/Kconfig +++ b/block/Kconfig @@ -88,19 +88,6 @@ config BLK_DEV_INTEGRITY T10/SCSI Data Integrity Field or the T13/ATA External Path Protection. If in doubt, say N. -config BLK_DEV_DAX - bool "Block device DAX support" - depends on FS_DAX - depends on BROKEN - help - When DAX support is available (CONFIG_FS_DAX) raw block - devices can also support direct userspace access to the - storage capacity via MMAP(2) similar to a file on a - DAX-enabled filesystem. However, the DAX I/O-path disables - some standard I/O-statistics, and the MMAP(2) path has some - operational differences due to bypassing the page - cache. If in doubt, say N. - config BLK_DEV_THROTTLING bool "Block layer bio throttling support" depends on BLK_CGROUP=y diff --git a/drivers/firmware/broadcom/bcm47xx_sprom.c b/drivers/firmware/broadcom/bcm47xx_sprom.c index b6eb875d4af3..62aa3cf09b4d 100644 --- a/drivers/firmware/broadcom/bcm47xx_sprom.c +++ b/drivers/firmware/broadcom/bcm47xx_sprom.c @@ -669,7 +669,7 @@ static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out) case BCMA_HOSTTYPE_PCI: memset(out, 0, sizeof(struct ssb_sprom)); /* On BCM47XX all PCI buses share the same domain */ - if (config_enabled(CONFIG_BCM47XX)) + if (IS_ENABLED(CONFIG_BCM47XX)) snprintf(buf, sizeof(buf), "pci/%u/%u/", bus->host_pci->bus->number + 1, PCI_SLOT(bus->host_pci->devfn)); diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig index c9b9fdf6cfbb..d61410299ec0 100644 --- a/drivers/fpga/Kconfig +++ b/drivers/fpga/Kconfig @@ -21,6 +21,7 @@ config FPGA_MGR_SOCFPGA config FPGA_MGR_ZYNQ_FPGA tristate "Xilinx Zynq FPGA" + depends on HAS_DMA help FPGA manager driver support for Xilinx Zynq FPGAs. diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index fb49443bfd32..4cfb39d543b4 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -52,7 +52,7 @@ static int exynos_drm_fb_mmap(struct fb_info *info, ret = dma_mmap_attrs(to_dma_dev(helper->dev), vma, exynos_gem->cookie, exynos_gem->dma_addr, exynos_gem->size, - &exynos_gem->dma_attrs); + exynos_gem->dma_attrs); if (ret < 0) { DRM_ERROR("failed to mmap.\n"); return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 8564c3da0d22..4bf00f57ffe8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -17,7 +17,6 @@ #include <linux/slab.h> #include <linux/workqueue.h> #include <linux/dma-mapping.h> -#include <linux/dma-attrs.h> #include <linux/of.h> #include <drm/drmP.h> @@ -235,7 +234,7 @@ struct g2d_data { struct mutex cmdlist_mutex; dma_addr_t cmdlist_pool; void *cmdlist_pool_virt; - struct dma_attrs cmdlist_dma_attrs; + unsigned long cmdlist_dma_attrs; /* runqueue*/ struct g2d_runqueue_node *runqueue_node; @@ -256,13 +255,12 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) int ret; struct g2d_buf_info *buf_info; - init_dma_attrs(&g2d->cmdlist_dma_attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &g2d->cmdlist_dma_attrs); + g2d->cmdlist_dma_attrs = DMA_ATTR_WRITE_COMBINE; g2d->cmdlist_pool_virt = dma_alloc_attrs(to_dma_dev(subdrv->drm_dev), G2D_CMDLIST_POOL_SIZE, &g2d->cmdlist_pool, GFP_KERNEL, - &g2d->cmdlist_dma_attrs); + g2d->cmdlist_dma_attrs); if (!g2d->cmdlist_pool_virt) { dev_err(dev, "failed to allocate dma memory\n"); return -ENOMEM; @@ -295,7 +293,7 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) err: dma_free_attrs(to_dma_dev(subdrv->drm_dev), G2D_CMDLIST_POOL_SIZE, g2d->cmdlist_pool_virt, - g2d->cmdlist_pool, &g2d->cmdlist_dma_attrs); + g2d->cmdlist_pool, g2d->cmdlist_dma_attrs); return ret; } @@ -309,7 +307,7 @@ static void g2d_fini_cmdlist(struct g2d_data *g2d) dma_free_attrs(to_dma_dev(subdrv->drm_dev), G2D_CMDLIST_POOL_SIZE, g2d->cmdlist_pool_virt, - g2d->cmdlist_pool, &g2d->cmdlist_dma_attrs); + g2d->cmdlist_pool, g2d->cmdlist_dma_attrs); } } diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index cdf9f1af4347..f2ae72ba7d5a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -24,7 +24,7 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *exynos_gem) { struct drm_device *dev = exynos_gem->base.dev; - enum dma_attr attr; + unsigned long attr; unsigned int nr_pages; struct sg_table sgt; int ret = -ENOMEM; @@ -34,7 +34,7 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *exynos_gem) return 0; } - init_dma_attrs(&exynos_gem->dma_attrs); + exynos_gem->dma_attrs = 0; /* * if EXYNOS_BO_CONTIG, fully physically contiguous memory @@ -42,7 +42,7 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *exynos_gem) * as possible. */ if (!(exynos_gem->flags & EXYNOS_BO_NONCONTIG)) - dma_set_attr(DMA_ATTR_FORCE_CONTIGUOUS, &exynos_gem->dma_attrs); + exynos_gem->dma_attrs |= DMA_ATTR_FORCE_CONTIGUOUS; /* * if EXYNOS_BO_WC or EXYNOS_BO_NONCACHABLE, writecombine mapping @@ -54,8 +54,8 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *exynos_gem) else attr = DMA_ATTR_NON_CONSISTENT; - dma_set_attr(attr, &exynos_gem->dma_attrs); - dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &exynos_gem->dma_attrs); + exynos_gem->dma_attrs |= attr; + exynos_gem->dma_attrs |= DMA_ATTR_NO_KERNEL_MAPPING; nr_pages = exynos_gem->size >> PAGE_SHIFT; @@ -67,7 +67,7 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *exynos_gem) exynos_gem->cookie = dma_alloc_attrs(to_dma_dev(dev), exynos_gem->size, &exynos_gem->dma_addr, GFP_KERNEL, - &exynos_gem->dma_attrs); + exynos_gem->dma_attrs); if (!exynos_gem->cookie) { DRM_ERROR("failed to allocate buffer.\n"); goto err_free; @@ -75,7 +75,7 @@ static int exynos_drm_alloc_buf(struct exynos_drm_gem *exynos_gem) ret = dma_get_sgtable_attrs(to_dma_dev(dev), &sgt, exynos_gem->cookie, exynos_gem->dma_addr, exynos_gem->size, - &exynos_gem->dma_attrs); + exynos_gem->dma_attrs); if (ret < 0) { DRM_ERROR("failed to get sgtable.\n"); goto err_dma_free; @@ -99,7 +99,7 @@ err_sgt_free: sg_free_table(&sgt); err_dma_free: dma_free_attrs(to_dma_dev(dev), exynos_gem->size, exynos_gem->cookie, - exynos_gem->dma_addr, &exynos_gem->dma_attrs); + exynos_gem->dma_addr, exynos_gem->dma_attrs); err_free: drm_free_large(exynos_gem->pages); @@ -120,7 +120,7 @@ static void exynos_drm_free_buf(struct exynos_drm_gem *exynos_gem) dma_free_attrs(to_dma_dev(dev), exynos_gem->size, exynos_gem->cookie, (dma_addr_t)exynos_gem->dma_addr, - &exynos_gem->dma_attrs); + exynos_gem->dma_attrs); drm_free_large(exynos_gem->pages); } @@ -346,7 +346,7 @@ static int exynos_drm_gem_mmap_buffer(struct exynos_drm_gem *exynos_gem, ret = dma_mmap_attrs(to_dma_dev(drm_dev), vma, exynos_gem->cookie, exynos_gem->dma_addr, exynos_gem->size, - &exynos_gem->dma_attrs); + exynos_gem->dma_attrs); if (ret < 0) { DRM_ERROR("failed to mmap.\n"); return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h index 78100742281d..df7c543d6558 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -50,7 +50,7 @@ struct exynos_drm_gem { void *cookie; void __iomem *kvaddr; dma_addr_t dma_addr; - struct dma_attrs dma_attrs; + unsigned long dma_attrs; struct page **pages; struct sg_table *sgt; }; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index fa2ec0cd00e8..7abc550ebc00 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -54,15 +54,14 @@ struct mtk_drm_gem_obj *mtk_drm_gem_create(struct drm_device *dev, obj = &mtk_gem->base; - init_dma_attrs(&mtk_gem->dma_attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &mtk_gem->dma_attrs); + mtk_gem->dma_attrs = DMA_ATTR_WRITE_COMBINE; if (!alloc_kmap) - dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &mtk_gem->dma_attrs); + mtk_gem->dma_attrs |= DMA_ATTR_NO_KERNEL_MAPPING; mtk_gem->cookie = dma_alloc_attrs(priv->dma_dev, obj->size, &mtk_gem->dma_addr, GFP_KERNEL, - &mtk_gem->dma_attrs); + mtk_gem->dma_attrs); if (!mtk_gem->cookie) { DRM_ERROR("failed to allocate %zx byte dma buffer", obj->size); ret = -ENOMEM; @@ -93,7 +92,7 @@ void mtk_drm_gem_free_object(struct drm_gem_object *obj) drm_prime_gem_destroy(obj, mtk_gem->sg); else dma_free_attrs(priv->dma_dev, obj->size, mtk_gem->cookie, - mtk_gem->dma_addr, &mtk_gem->dma_attrs); + mtk_gem->dma_addr, mtk_gem->dma_attrs); /* release file pointer to gem object. */ drm_gem_object_release(obj); @@ -173,7 +172,7 @@ static int mtk_drm_gem_object_mmap(struct drm_gem_object *obj, vma->vm_pgoff = 0; ret = dma_mmap_attrs(priv->dma_dev, vma, mtk_gem->cookie, - mtk_gem->dma_addr, obj->size, &mtk_gem->dma_attrs); + mtk_gem->dma_addr, obj->size, mtk_gem->dma_attrs); if (ret) drm_gem_vm_close(vma); @@ -224,7 +223,7 @@ struct sg_table *mtk_gem_prime_get_sg_table(struct drm_gem_object *obj) ret = dma_get_sgtable_attrs(priv->dma_dev, sgt, mtk_gem->cookie, mtk_gem->dma_addr, obj->size, - &mtk_gem->dma_attrs); + mtk_gem->dma_attrs); if (ret) { DRM_ERROR("failed to allocate sgt, %d\n", ret); kfree(sgt); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.h b/drivers/gpu/drm/mediatek/mtk_drm_gem.h index 3a2a5624a1cb..2752718fa5b2 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.h @@ -35,7 +35,7 @@ struct mtk_drm_gem_obj { void *cookie; void *kvaddr; dma_addr_t dma_addr; - struct dma_attrs dma_attrs; + unsigned long dma_attrs; struct sg_table *sg; }; diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 26f859ec24b3..8a0237008f74 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -238,11 +238,10 @@ static int msm_drm_uninit(struct device *dev) } if (priv->vram.paddr) { - DEFINE_DMA_ATTRS(attrs); - dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &attrs); + unsigned long attrs = DMA_ATTR_NO_KERNEL_MAPPING; drm_mm_takedown(&priv->vram.mm); dma_free_attrs(dev, priv->vram.size, NULL, - priv->vram.paddr, &attrs); + priv->vram.paddr, attrs); } component_unbind_all(dev, ddev); @@ -310,21 +309,21 @@ static int msm_init_vram(struct drm_device *dev) } if (size) { - DEFINE_DMA_ATTRS(attrs); + unsigned long attrs = 0; void *p; priv->vram.size = size; drm_mm_init(&priv->vram.mm, 0, (size >> PAGE_SHIFT) - 1); - dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); + attrs |= DMA_ATTR_NO_KERNEL_MAPPING; + attrs |= DMA_ATTR_WRITE_COMBINE; /* note that for no-kernel-mapping, the vaddr returned * is bogus, but non-null if allocation succeeded: */ p = dma_alloc_attrs(dev->dev, size, - &priv->vram.paddr, GFP_KERNEL, &attrs); + &priv->vram.paddr, GFP_KERNEL, attrs); if (!p) { dev_err(dev->dev, "failed to allocate VRAM\n"); priv->vram.paddr = 0; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c index 6b8f2a19b2d9..a6a7fa0d7679 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c @@ -109,7 +109,7 @@ struct gk20a_instmem { u16 iommu_bit; /* Only used by DMA API */ - struct dma_attrs attrs; + unsigned long attrs; }; #define gk20a_instmem(p) container_of((p), struct gk20a_instmem, base) @@ -293,7 +293,7 @@ gk20a_instobj_dtor_dma(struct nvkm_memory *memory) goto out; dma_free_attrs(dev, node->base.mem.size << PAGE_SHIFT, node->base.vaddr, - node->handle, &imem->attrs); + node->handle, imem->attrs); out: return node; @@ -386,7 +386,7 @@ gk20a_instobj_ctor_dma(struct gk20a_instmem *imem, u32 npages, u32 align, node->base.vaddr = dma_alloc_attrs(dev, npages << PAGE_SHIFT, &node->handle, GFP_KERNEL, - &imem->attrs); + imem->attrs); if (!node->base.vaddr) { nvkm_error(subdev, "cannot allocate DMA memory\n"); return -ENOMEM; @@ -597,10 +597,9 @@ gk20a_instmem_new(struct nvkm_device *device, int index, nvkm_info(&imem->base.subdev, "using IOMMU\n"); } else { - init_dma_attrs(&imem->attrs); - dma_set_attr(DMA_ATTR_NON_CONSISTENT, &imem->attrs); - dma_set_attr(DMA_ATTR_WEAK_ORDERING, &imem->attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &imem->attrs); + imem->attrs = DMA_ATTR_NON_CONSISTENT | + DMA_ATTR_WEAK_ORDERING | + DMA_ATTR_WRITE_COMBINE; nvkm_info(&imem->base.subdev, "using DMA API\n"); } diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c index 059e902f872d..b70f9423379c 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c @@ -17,8 +17,6 @@ #include <drm/drm_gem.h> #include <drm/drm_vma_manager.h> -#include <linux/dma-attrs.h> - #include "rockchip_drm_drv.h" #include "rockchip_drm_gem.h" @@ -28,15 +26,14 @@ static int rockchip_gem_alloc_buf(struct rockchip_gem_object *rk_obj, struct drm_gem_object *obj = &rk_obj->base; struct drm_device *drm = obj->dev; - init_dma_attrs(&rk_obj->dma_attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &rk_obj->dma_attrs); + rk_obj->dma_attrs = DMA_ATTR_WRITE_COMBINE; if (!alloc_kmap) - dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &rk_obj->dma_attrs); + rk_obj->dma_attrs |= DMA_ATTR_NO_KERNEL_MAPPING; rk_obj->kvaddr = dma_alloc_attrs(drm->dev, obj->size, &rk_obj->dma_addr, GFP_KERNEL, - &rk_obj->dma_attrs); + rk_obj->dma_attrs); if (!rk_obj->kvaddr) { DRM_ERROR("failed to allocate %zu byte dma buffer", obj->size); return -ENOMEM; @@ -51,7 +48,7 @@ static void rockchip_gem_free_buf(struct rockchip_gem_object *rk_obj) struct drm_device *drm = obj->dev; dma_free_attrs(drm->dev, obj->size, rk_obj->kvaddr, rk_obj->dma_addr, - &rk_obj->dma_attrs); + rk_obj->dma_attrs); } static int rockchip_drm_gem_object_mmap(struct drm_gem_object *obj, @@ -70,7 +67,7 @@ static int rockchip_drm_gem_object_mmap(struct drm_gem_object *obj, vma->vm_pgoff = 0; ret = dma_mmap_attrs(drm->dev, vma, rk_obj->kvaddr, rk_obj->dma_addr, - obj->size, &rk_obj->dma_attrs); + obj->size, rk_obj->dma_attrs); if (ret) drm_gem_vm_close(vma); @@ -262,7 +259,7 @@ struct sg_table *rockchip_gem_prime_get_sg_table(struct drm_gem_object *obj) ret = dma_get_sgtable_attrs(drm->dev, sgt, rk_obj->kvaddr, rk_obj->dma_addr, obj->size, - &rk_obj->dma_attrs); + rk_obj->dma_attrs); if (ret) { DRM_ERROR("failed to allocate sgt, %d\n", ret); kfree(sgt); @@ -276,7 +273,7 @@ void *rockchip_gem_prime_vmap(struct drm_gem_object *obj) { struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj); - if (dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, &rk_obj->dma_attrs)) + if (rk_obj->dma_attrs & DMA_ATTR_NO_KERNEL_MAPPING) return NULL; return rk_obj->kvaddr; diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.h b/drivers/gpu/drm/rockchip/rockchip_drm_gem.h index ad22618473a4..18b3488db4ec 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.h +++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.h @@ -23,7 +23,7 @@ struct rockchip_gem_object { void *kvaddr; dma_addr_t dma_addr; - struct dma_attrs dma_attrs; + unsigned long dma_attrs; }; struct sg_table *rockchip_gem_prime_get_sg_table(struct drm_gem_object *obj); diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c index fe4d2e1a8b58..c68746ce6624 100644 --- a/drivers/infiniband/core/umem.c +++ b/drivers/infiniband/core/umem.c @@ -37,7 +37,6 @@ #include <linux/sched.h> #include <linux/export.h> #include <linux/hugetlb.h> -#include <linux/dma-attrs.h> #include <linux/slab.h> #include <rdma/ib_umem_odp.h> @@ -92,12 +91,12 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr, unsigned long npages; int ret; int i; - DEFINE_DMA_ATTRS(attrs); + unsigned long dma_attrs = 0; struct scatterlist *sg, *sg_list_start; int need_release = 0; if (dmasync) - dma_set_attr(DMA_ATTR_WRITE_BARRIER, &attrs); + dma_attrs |= DMA_ATTR_WRITE_BARRIER; if (!size) return ERR_PTR(-EINVAL); @@ -215,7 +214,7 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr, umem->sg_head.sgl, umem->npages, DMA_BIDIRECTIONAL, - &attrs); + dma_attrs); if (umem->nmap <= 0) { ret = -ENOMEM; diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 33c177ba93be..96de97a46079 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2375,7 +2375,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom, static dma_addr_t map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { phys_addr_t paddr = page_to_phys(page) + offset; struct protection_domain *domain; @@ -2398,7 +2398,7 @@ static dma_addr_t map_page(struct device *dev, struct page *page, * The exported unmap_single function for dma_ops. */ static void unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct protection_domain *domain; struct dma_ops_domain *dma_dom; @@ -2444,7 +2444,7 @@ static int sg_num_pages(struct device *dev, */ static int map_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { int mapped_pages = 0, npages = 0, prot = 0, i; struct protection_domain *domain; @@ -2525,7 +2525,7 @@ out_err: */ static void unmap_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct protection_domain *domain; struct dma_ops_domain *dma_dom; @@ -2548,7 +2548,7 @@ static void unmap_sg(struct device *dev, struct scatterlist *sglist, */ static void *alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { u64 dma_mask = dev->coherent_dma_mask; struct protection_domain *domain; @@ -2604,7 +2604,7 @@ out_free: */ static void free_coherent(struct device *dev, size_t size, void *virt_addr, dma_addr_t dma_addr, - struct dma_attrs *attrs) + unsigned long attrs) { struct protection_domain *domain; struct dma_ops_domain *dma_dom; diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c index ea5a9ebf0f78..08a1e2f3690f 100644 --- a/drivers/iommu/dma-iommu.c +++ b/drivers/iommu/dma-iommu.c @@ -286,7 +286,7 @@ void iommu_dma_free(struct device *dev, struct page **pages, size_t size, * or NULL on failure. */ struct page **iommu_dma_alloc(struct device *dev, size_t size, gfp_t gfp, - struct dma_attrs *attrs, int prot, dma_addr_t *handle, + unsigned long attrs, int prot, dma_addr_t *handle, void (*flush_page)(struct device *, const void *, phys_addr_t)) { struct iommu_domain *domain = iommu_get_domain_for_dev(dev); @@ -306,7 +306,7 @@ struct page **iommu_dma_alloc(struct device *dev, size_t size, gfp_t gfp, } else { size = ALIGN(size, min_size); } - if (dma_get_attr(DMA_ATTR_ALLOC_SINGLE_PAGES, attrs)) + if (attrs & DMA_ATTR_ALLOC_SINGLE_PAGES) alloc_sizes = min_size; count = PAGE_ALIGN(size) >> PAGE_SHIFT; @@ -400,7 +400,7 @@ dma_addr_t iommu_dma_map_page(struct device *dev, struct page *page, } void iommu_dma_unmap_page(struct device *dev, dma_addr_t handle, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { __iommu_dma_unmap(iommu_get_domain_for_dev(dev), handle); } @@ -560,7 +560,7 @@ out_restore_sg: } void iommu_dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { /* * The scatterlist segments are mapped into a single diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index afbaa2c69a59..ebb5bf3ddbd9 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -3552,7 +3552,7 @@ error: static dma_addr_t intel_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { return __intel_map_single(dev, page_to_phys(page) + offset, size, dir, *dev->dma_mask); @@ -3711,14 +3711,14 @@ static void intel_unmap(struct device *dev, dma_addr_t dev_addr, size_t size) static void intel_unmap_page(struct device *dev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { intel_unmap(dev, dev_addr, size); } static void *intel_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { struct page *page = NULL; int order; @@ -3764,7 +3764,7 @@ static void *intel_alloc_coherent(struct device *dev, size_t size, } static void intel_free_coherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { int order; struct page *page = virt_to_page(vaddr); @@ -3779,7 +3779,7 @@ static void intel_free_coherent(struct device *dev, size_t size, void *vaddr, static void intel_unmap_sg(struct device *dev, struct scatterlist *sglist, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { dma_addr_t startaddr = sg_dma_address(sglist) & PAGE_MASK; unsigned long nrpages = 0; @@ -3808,7 +3808,7 @@ static int intel_nontranslate_map_sg(struct device *hddev, } static int intel_map_sg(struct device *dev, struct scatterlist *sglist, int nelems, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { int i; struct dmar_domain *domain; diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c index 3786d0f21972..c5f33c3bd228 100644 --- a/drivers/irqchip/irq-mips-gic.c +++ b/drivers/irqchip/irq-mips-gic.c @@ -359,7 +359,7 @@ static void gic_handle_shared_int(bool chained) pending_reg += gic_reg_step; intrmask_reg += gic_reg_step; - if (!config_enabled(CONFIG_64BIT) || mips_cm_is64) + if (!IS_ENABLED(CONFIG_64BIT) || mips_cm_is64) continue; pending[i] |= (u64)gic_read(pending_reg) << 32; diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c index 09c39346167f..ffe88bc6b813 100644 --- a/drivers/media/dvb-frontends/cxd2841er.c +++ b/drivers/media/dvb-frontends/cxd2841er.c @@ -3378,20 +3378,28 @@ static int cxd2841er_tune_tc(struct dvb_frontend *fe, ret = cxd2841er_get_carrier_offset_i( priv, p->bandwidth_hz, &carrier_offset); + if (ret) + return ret; break; case SYS_DVBT: ret = cxd2841er_get_carrier_offset_t( priv, p->bandwidth_hz, &carrier_offset); + if (ret) + return ret; break; case SYS_DVBT2: ret = cxd2841er_get_carrier_offset_t2( priv, p->bandwidth_hz, &carrier_offset); + if (ret) + return ret; break; case SYS_DVBC_ANNEX_A: ret = cxd2841er_get_carrier_offset_c( priv, &carrier_offset); + if (ret) + return ret; break; default: dev_dbg(&priv->i2c->dev, @@ -3399,8 +3407,6 @@ static int cxd2841er_tune_tc(struct dvb_frontend *fe, __func__, priv->system); return -EINVAL; } - if (ret) - return ret; dev_dbg(&priv->i2c->dev, "%s(): carrier offset %d\n", __func__, carrier_offset); p->frequency += carrier_offset; diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c index e277b7c23516..c7806ecda2dd 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c @@ -246,7 +246,6 @@ static int mtk_vcodec_probe(struct platform_device *pdev) struct video_device *vfd_enc; struct resource *res; int i, j, ret; - DEFINE_DMA_ATTRS(attrs); dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); if (!dev) @@ -378,9 +377,6 @@ static int mtk_vcodec_probe(struct platform_device *pdev) goto err_enc_reg; } - /* Avoid the iommu eat big hunks */ - dma_set_attr(DMA_ATTR_ALLOC_SINGLE_PAGES, &attrs); - mtk_v4l2_debug(0, "encoder registered as /dev/video%d", vfd_enc->num); diff --git a/drivers/media/platform/sti/bdisp/bdisp-hw.c b/drivers/media/platform/sti/bdisp/bdisp-hw.c index 3df66d11c795..b7892f3efd98 100644 --- a/drivers/media/platform/sti/bdisp/bdisp-hw.c +++ b/drivers/media/platform/sti/bdisp/bdisp-hw.c @@ -430,14 +430,11 @@ int bdisp_hw_get_and_clear_irq(struct bdisp_dev *bdisp) */ void bdisp_hw_free_nodes(struct bdisp_ctx *ctx) { - if (ctx && ctx->node[0]) { - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); + if (ctx && ctx->node[0]) dma_free_attrs(ctx->bdisp_dev->dev, sizeof(struct bdisp_node) * MAX_NB_NODE, - ctx->node[0], ctx->node_paddr[0], &attrs); - } + ctx->node[0], ctx->node_paddr[0], + DMA_ATTR_WRITE_COMBINE); } /** @@ -455,12 +452,10 @@ int bdisp_hw_alloc_nodes(struct bdisp_ctx *ctx) unsigned int i, node_size = sizeof(struct bdisp_node); void *base; dma_addr_t paddr; - DEFINE_DMA_ATTRS(attrs); /* Allocate all the nodes within a single memory page */ - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); base = dma_alloc_attrs(dev, node_size * MAX_NB_NODE, &paddr, - GFP_KERNEL | GFP_DMA, &attrs); + GFP_KERNEL | GFP_DMA, DMA_ATTR_WRITE_COMBINE); if (!base) { dev_err(dev, "%s no mem\n", __func__); return -ENOMEM; @@ -493,13 +488,9 @@ void bdisp_hw_free_filters(struct device *dev) { int size = (BDISP_HF_NB * NB_H_FILTER) + (BDISP_VF_NB * NB_V_FILTER); - if (bdisp_h_filter[0].virt) { - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); + if (bdisp_h_filter[0].virt) dma_free_attrs(dev, size, bdisp_h_filter[0].virt, - bdisp_h_filter[0].paddr, &attrs); - } + bdisp_h_filter[0].paddr, DMA_ATTR_WRITE_COMBINE); } /** @@ -516,12 +507,11 @@ int bdisp_hw_alloc_filters(struct device *dev) unsigned int i, size; void *base; dma_addr_t paddr; - DEFINE_DMA_ATTRS(attrs); /* Allocate all the filters within a single memory page */ size = (BDISP_HF_NB * NB_H_FILTER) + (BDISP_VF_NB * NB_V_FILTER); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); - base = dma_alloc_attrs(dev, size, &paddr, GFP_KERNEL | GFP_DMA, &attrs); + base = dma_alloc_attrs(dev, size, &paddr, GFP_KERNEL | GFP_DMA, + DMA_ATTR_WRITE_COMBINE); if (!base) return -ENOMEM; diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index 863f658a3fa1..b09b2c9b6b63 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -27,7 +27,7 @@ struct vb2_dc_buf { unsigned long size; void *cookie; dma_addr_t dma_addr; - struct dma_attrs attrs; + unsigned long attrs; enum dma_data_direction dma_dir; struct sg_table *dma_sgt; struct frame_vector *vec; @@ -130,12 +130,12 @@ static void vb2_dc_put(void *buf_priv) kfree(buf->sgt_base); } dma_free_attrs(buf->dev, buf->size, buf->cookie, buf->dma_addr, - &buf->attrs); + buf->attrs); put_device(buf->dev); kfree(buf); } -static void *vb2_dc_alloc(struct device *dev, const struct dma_attrs *attrs, +static void *vb2_dc_alloc(struct device *dev, unsigned long attrs, unsigned long size, enum dma_data_direction dma_dir, gfp_t gfp_flags) { @@ -146,16 +146,16 @@ static void *vb2_dc_alloc(struct device *dev, const struct dma_attrs *attrs, return ERR_PTR(-ENOMEM); if (attrs) - buf->attrs = *attrs; + buf->attrs = attrs; buf->cookie = dma_alloc_attrs(dev, size, &buf->dma_addr, - GFP_KERNEL | gfp_flags, &buf->attrs); + GFP_KERNEL | gfp_flags, buf->attrs); if (!buf->cookie) { dev_err(dev, "dma_alloc_coherent of size %ld failed\n", size); kfree(buf); return ERR_PTR(-ENOMEM); } - if (!dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, &buf->attrs)) + if ((buf->attrs & DMA_ATTR_NO_KERNEL_MAPPING) == 0) buf->vaddr = buf->cookie; /* Prevent the device from being released while the buffer is used */ @@ -189,7 +189,7 @@ static int vb2_dc_mmap(void *buf_priv, struct vm_area_struct *vma) vma->vm_pgoff = 0; ret = dma_mmap_attrs(buf->dev, vma, buf->cookie, - buf->dma_addr, buf->size, &buf->attrs); + buf->dma_addr, buf->size, buf->attrs); if (ret) { pr_err("Remapping memory failed, error: %d\n", ret); @@ -372,7 +372,7 @@ static struct sg_table *vb2_dc_get_base_sgt(struct vb2_dc_buf *buf) } ret = dma_get_sgtable_attrs(buf->dev, sgt, buf->cookie, buf->dma_addr, - buf->size, &buf->attrs); + buf->size, buf->attrs); if (ret < 0) { dev_err(buf->dev, "failed to get scatterlist from DMA API\n"); kfree(sgt); @@ -421,15 +421,12 @@ static void vb2_dc_put_userptr(void *buf_priv) struct page **pages; if (sgt) { - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_SKIP_CPU_SYNC, &attrs); /* * No need to sync to CPU, it's already synced to the CPU * since the finish() memop will have been called before this. */ dma_unmap_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, - buf->dma_dir, &attrs); + buf->dma_dir, DMA_ATTR_SKIP_CPU_SYNC); pages = frame_vector_pages(buf->vec); /* sgt should exist only if vector contains pages... */ BUG_ON(IS_ERR(pages)); @@ -484,9 +481,6 @@ static void *vb2_dc_get_userptr(struct device *dev, unsigned long vaddr, struct sg_table *sgt; unsigned long contig_size; unsigned long dma_align = dma_get_cache_alignment(); - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_SKIP_CPU_SYNC, &attrs); /* Only cache aligned DMA transfers are reliable */ if (!IS_ALIGNED(vaddr | size, dma_align)) { @@ -548,7 +542,7 @@ static void *vb2_dc_get_userptr(struct device *dev, unsigned long vaddr, * prepare() memop is called. */ sgt->nents = dma_map_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, - buf->dma_dir, &attrs); + buf->dma_dir, DMA_ATTR_SKIP_CPU_SYNC); if (sgt->nents <= 0) { pr_err("failed to map scatterlist\n"); ret = -EIO; @@ -572,7 +566,7 @@ out: fail_map_sg: dma_unmap_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, - buf->dma_dir, &attrs); + buf->dma_dir, DMA_ATTR_SKIP_CPU_SYNC); fail_sgt_init: sg_free_table(sgt); diff --git a/drivers/media/v4l2-core/videobuf2-dma-sg.c b/drivers/media/v4l2-core/videobuf2-dma-sg.c index a39db8a6db7a..bd82d709ee82 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-sg.c +++ b/drivers/media/v4l2-core/videobuf2-dma-sg.c @@ -95,7 +95,7 @@ static int vb2_dma_sg_alloc_compacted(struct vb2_dma_sg_buf *buf, return 0; } -static void *vb2_dma_sg_alloc(struct device *dev, const struct dma_attrs *dma_attrs, +static void *vb2_dma_sg_alloc(struct device *dev, unsigned long dma_attrs, unsigned long size, enum dma_data_direction dma_dir, gfp_t gfp_flags) { @@ -103,9 +103,6 @@ static void *vb2_dma_sg_alloc(struct device *dev, const struct dma_attrs *dma_at struct sg_table *sgt; int ret; int num_pages; - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_SKIP_CPU_SYNC, &attrs); if (WARN_ON(dev == NULL)) return NULL; @@ -144,7 +141,7 @@ static void *vb2_dma_sg_alloc(struct device *dev, const struct dma_attrs *dma_at * prepare() memop is called. */ sgt->nents = dma_map_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, - buf->dma_dir, &attrs); + buf->dma_dir, DMA_ATTR_SKIP_CPU_SYNC); if (!sgt->nents) goto fail_map; @@ -179,13 +176,10 @@ static void vb2_dma_sg_put(void *buf_priv) int i = buf->num_pages; if (atomic_dec_and_test(&buf->refcount)) { - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_SKIP_CPU_SYNC, &attrs); dprintk(1, "%s: Freeing buffer of %d pages\n", __func__, buf->num_pages); dma_unmap_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, - buf->dma_dir, &attrs); + buf->dma_dir, DMA_ATTR_SKIP_CPU_SYNC); if (buf->vaddr) vm_unmap_ram(buf->vaddr, buf->num_pages); sg_free_table(buf->dma_sgt); @@ -228,10 +222,8 @@ static void *vb2_dma_sg_get_userptr(struct device *dev, unsigned long vaddr, { struct vb2_dma_sg_buf *buf; struct sg_table *sgt; - DEFINE_DMA_ATTRS(attrs); struct frame_vector *vec; - dma_set_attr(DMA_ATTR_SKIP_CPU_SYNC, &attrs); buf = kzalloc(sizeof *buf, GFP_KERNEL); if (!buf) return NULL; @@ -262,7 +254,7 @@ static void *vb2_dma_sg_get_userptr(struct device *dev, unsigned long vaddr, * prepare() memop is called. */ sgt->nents = dma_map_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, - buf->dma_dir, &attrs); + buf->dma_dir, DMA_ATTR_SKIP_CPU_SYNC); if (!sgt->nents) goto userptr_fail_map; @@ -286,14 +278,11 @@ static void vb2_dma_sg_put_userptr(void *buf_priv) struct vb2_dma_sg_buf *buf = buf_priv; struct sg_table *sgt = &buf->sg_table; int i = buf->num_pages; - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_SKIP_CPU_SYNC, &attrs); dprintk(1, "%s: Releasing userspace buffer of %d pages\n", __func__, buf->num_pages); dma_unmap_sg_attrs(buf->dev, sgt->sgl, sgt->orig_nents, buf->dma_dir, - &attrs); + DMA_ATTR_SKIP_CPU_SYNC); if (buf->vaddr) vm_unmap_ram(buf->vaddr, buf->num_pages); sg_free_table(buf->dma_sgt); diff --git a/drivers/media/v4l2-core/videobuf2-vmalloc.c b/drivers/media/v4l2-core/videobuf2-vmalloc.c index 7e8a07ed8d82..c2820a6e164d 100644 --- a/drivers/media/v4l2-core/videobuf2-vmalloc.c +++ b/drivers/media/v4l2-core/videobuf2-vmalloc.c @@ -33,7 +33,7 @@ struct vb2_vmalloc_buf { static void vb2_vmalloc_put(void *buf_priv); -static void *vb2_vmalloc_alloc(struct device *dev, const struct dma_attrs *attrs, +static void *vb2_vmalloc_alloc(struct device *dev, unsigned long attrs, unsigned long size, enum dma_data_direction dma_dir, gfp_t gfp_flags) { diff --git a/drivers/misc/mic/host/mic_boot.c b/drivers/misc/mic/host/mic_boot.c index e047efd83f57..9599d732aff3 100644 --- a/drivers/misc/mic/host/mic_boot.c +++ b/drivers/misc/mic/host/mic_boot.c @@ -38,7 +38,7 @@ static inline struct mic_device *vpdev_to_mdev(struct device *dev) static dma_addr_t _mic_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { void *va = phys_to_virt(page_to_phys(page)) + offset; struct mic_device *mdev = vpdev_to_mdev(dev); @@ -48,7 +48,7 @@ _mic_dma_map_page(struct device *dev, struct page *page, static void _mic_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct mic_device *mdev = vpdev_to_mdev(dev); @@ -144,7 +144,7 @@ static inline struct mic_device *scdev_to_mdev(struct scif_hw_dev *scdev) static void *__mic_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { struct scif_hw_dev *scdev = dev_get_drvdata(dev); struct mic_device *mdev = scdev_to_mdev(scdev); @@ -164,7 +164,7 @@ static void *__mic_dma_alloc(struct device *dev, size_t size, } static void __mic_dma_free(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { struct scif_hw_dev *scdev = dev_get_drvdata(dev); struct mic_device *mdev = scdev_to_mdev(scdev); @@ -176,7 +176,7 @@ static void __mic_dma_free(struct device *dev, size_t size, void *vaddr, static dma_addr_t __mic_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { void *va = phys_to_virt(page_to_phys(page)) + offset; struct scif_hw_dev *scdev = dev_get_drvdata(dev); @@ -188,7 +188,7 @@ __mic_dma_map_page(struct device *dev, struct page *page, unsigned long offset, static void __mic_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scif_hw_dev *scdev = dev_get_drvdata(dev); struct mic_device *mdev = scdev_to_mdev(scdev); @@ -198,7 +198,7 @@ __mic_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, static int __mic_dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scif_hw_dev *scdev = dev_get_drvdata(dev); struct mic_device *mdev = scdev_to_mdev(scdev); @@ -229,7 +229,7 @@ err: static void __mic_dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scif_hw_dev *scdev = dev_get_drvdata(dev); struct mic_device *mdev = scdev_to_mdev(scdev); @@ -327,7 +327,7 @@ static inline struct mic_device *mbdev_to_mdev(struct mbus_device *mbdev) static dma_addr_t mic_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { void *va = phys_to_virt(page_to_phys(page)) + offset; struct mic_device *mdev = dev_get_drvdata(dev->parent); @@ -338,7 +338,7 @@ mic_dma_map_page(struct device *dev, struct page *page, static void mic_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct mic_device *mdev = dev_get_drvdata(dev->parent); mic_unmap_single(mdev, dma_addr, size); diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c index 845dd27d9f41..377947580203 100644 --- a/drivers/mtd/bcm47xxpart.c +++ b/drivers/mtd/bcm47xxpart.c @@ -122,7 +122,7 @@ static int bcm47xxpart_parse(struct mtd_info *master, for (offset = 0; offset <= master->size - blocksize; offset += blocksize) { /* Nothing more in higher memory on BCM47XX (MIPS) */ - if (config_enabled(CONFIG_BCM47XX) && offset >= 0x2000000) + if (IS_ENABLED(CONFIG_BCM47XX) && offset >= 0x2000000) break; if (curr_part >= BCM47XXPART_MAX_PARTS) { diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 355e1ae665f9..8f0fd41dfd4b 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -139,11 +139,11 @@ void ath10k_debug_print_hwfw_info(struct ath10k *ar) ar->id.subsystem_vendor, ar->id.subsystem_device); ath10k_info(ar, "kconfig debug %d debugfs %d tracing %d dfs %d testmode %d\n", - config_enabled(CONFIG_ATH10K_DEBUG), - config_enabled(CONFIG_ATH10K_DEBUGFS), - config_enabled(CONFIG_ATH10K_TRACING), - config_enabled(CONFIG_ATH10K_DFS_CERTIFIED), - config_enabled(CONFIG_NL80211_TESTMODE)); + IS_ENABLED(CONFIG_ATH10K_DEBUG), + IS_ENABLED(CONFIG_ATH10K_DEBUGFS), + IS_ENABLED(CONFIG_ATH10K_TRACING), + IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED), + IS_ENABLED(CONFIG_NL80211_TESTMODE)); firmware = ar->normal_mode_fw.fw_file.firmware; if (firmware) @@ -2424,7 +2424,7 @@ int ath10k_debug_register(struct ath10k *ar) debugfs_create_file("nf_cal_period", S_IRUSR | S_IWUSR, ar->debug.debugfs_phy, ar, &fops_nf_cal_period); - if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) { + if (IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED)) { debugfs_create_file("dfs_simulate_radar", S_IWUSR, ar->debug.debugfs_phy, ar, &fops_simulate_radar); diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index fb8e38df9446..0bbd0a00edcc 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3039,7 +3039,7 @@ static void ath10k_regd_update(struct ath10k *ar) regpair = ar->ath_common.regulatory.regpair; - if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) { + if (IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) { nl_dfs_reg = ar->dfs_detector->region; wmi_dfs_reg = ath10k_mac_get_dfs_region(nl_dfs_reg); } else { @@ -3068,7 +3068,7 @@ static void ath10k_reg_notifier(struct wiphy *wiphy, ath_reg_notifier_apply(wiphy, request, &ar->ath_common.regulatory); - if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) { + if (IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) { ath10k_dbg(ar, ATH10K_DBG_REGULATORY, "dfs region 0x%x\n", request->dfs_region); result = ar->dfs_detector->set_dfs_domain(ar->dfs_detector, @@ -7955,7 +7955,7 @@ int ath10k_mac_register(struct ath10k *ar) if (!test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) ar->hw->netdev_features = NETIF_F_HW_CSUM; - if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) { + if (IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED)) { /* Init ath dfs pattern detector */ ar->ath_common.debug_mask = ATH_DBG_DFS; ar->dfs_detector = dfs_pattern_detector_init(&ar->ath_common, @@ -8003,7 +8003,7 @@ err_unregister: ieee80211_unregister_hw(ar->hw); err_dfs_detector_exit: - if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) + if (IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) ar->dfs_detector->exit(ar->dfs_detector); err_free: @@ -8018,7 +8018,7 @@ void ath10k_mac_unregister(struct ath10k *ar) { ieee80211_unregister_hw(ar->hw); - if (config_enabled(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) + if (IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED) && ar->dfs_detector) ar->dfs_detector->exit(ar->dfs_detector); kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 169cd2e783eb..d2462886b75c 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -3704,7 +3704,7 @@ void ath10k_wmi_event_dfs(struct ath10k *ar, phyerr->tsf_timestamp, tsf, buf_len); /* Skip event if DFS disabled */ - if (!config_enabled(CONFIG_ATH10K_DFS_CERTIFIED)) + if (!IS_ENABLED(CONFIG_ATH10K_DFS_CERTIFIED)) return; ATH10K_DFS_STAT_INC(ar, pulses_total); diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 4ad6284fc37d..72e2ec67768d 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -3881,7 +3881,7 @@ int ath6kl_cfg80211_init(struct ath6kl *ar) BIT(NL80211_IFTYPE_P2P_CLIENT); } - if (config_enabled(CONFIG_ATH6KL_REGDOMAIN) && + if (IS_ENABLED(CONFIG_ATH6KL_REGDOMAIN) && test_bit(ATH6KL_FW_CAPABILITY_REGDOMAIN, ar->fw_capabilities)) { wiphy->reg_notifier = ath6kl_cfg80211_reg_notify; ar->wiphy->features |= NL80211_FEATURE_CELL_BASE_REG_HINTS; diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c index a8762711ad74..e2512d5bc0e1 100644 --- a/drivers/net/wireless/ath/ath9k/common-spectral.c +++ b/drivers/net/wireless/ath/ath9k/common-spectral.c @@ -731,7 +731,7 @@ void ath9k_cmn_spectral_scan_trigger(struct ath_common *common, struct ath_hw *ah = spec_priv->ah; u32 rxfilter; - if (config_enabled(CONFIG_ATH9K_TX99)) + if (IS_ENABLED(CONFIG_ATH9K_TX99)) return; if (!ath9k_hw_ops(ah)->spectral_scan_trigger) { @@ -806,7 +806,7 @@ static ssize_t write_file_spec_scan_ctl(struct file *file, char buf[32]; ssize_t len; - if (config_enabled(CONFIG_ATH9K_TX99)) + if (IS_ENABLED(CONFIG_ATH9K_TX99)) return -EOPNOTSUPP; len = min(count, sizeof(buf) - 1); @@ -1072,7 +1072,7 @@ static struct rchan_callbacks rfs_spec_scan_cb = { void ath9k_cmn_spectral_deinit_debug(struct ath_spec_scan_priv *spec_priv) { - if (config_enabled(CONFIG_ATH9K_DEBUGFS)) { + if (IS_ENABLED(CONFIG_ATH9K_DEBUGFS)) { relay_close(spec_priv->rfs_chan_spec_scan); spec_priv->rfs_chan_spec_scan = NULL; } diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index edc74fca60aa..cfa3fe82ade3 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -843,7 +843,7 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw) NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE | NL80211_FEATURE_P2P_GO_CTWIN; - if (!config_enabled(CONFIG_ATH9K_TX99)) { + if (!IS_ENABLED(CONFIG_ATH9K_TX99)) { hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_P2P_GO) | BIT(NL80211_IFTYPE_P2P_CLIENT) | diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 7594650f214f..a394622c9022 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1250,7 +1250,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, mutex_lock(&sc->mutex); - if (config_enabled(CONFIG_ATH9K_TX99)) { + if (IS_ENABLED(CONFIG_ATH9K_TX99)) { if (sc->cur_chan->nvifs >= 1) { mutex_unlock(&sc->mutex); return -EOPNOTSUPP; @@ -1300,7 +1300,7 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, mutex_lock(&sc->mutex); - if (config_enabled(CONFIG_ATH9K_TX99)) { + if (IS_ENABLED(CONFIG_ATH9K_TX99)) { mutex_unlock(&sc->mutex); return -EOPNOTSUPP; } @@ -1360,7 +1360,7 @@ static void ath9k_enable_ps(struct ath_softc *sc) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - if (config_enabled(CONFIG_ATH9K_TX99)) + if (IS_ENABLED(CONFIG_ATH9K_TX99)) return; sc->ps_enabled = true; @@ -1379,7 +1379,7 @@ static void ath9k_disable_ps(struct ath_softc *sc) struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); - if (config_enabled(CONFIG_ATH9K_TX99)) + if (IS_ENABLED(CONFIG_ATH9K_TX99)) return; sc->ps_enabled = false; @@ -1953,7 +1953,7 @@ static int ath9k_get_survey(struct ieee80211_hw *hw, int idx, struct ieee80211_channel *chan; int pos; - if (config_enabled(CONFIG_ATH9K_TX99)) + if (IS_ENABLED(CONFIG_ATH9K_TX99)) return -EOPNOTSUPP; spin_lock_bh(&common->cc_lock); @@ -2003,7 +2003,7 @@ static void ath9k_set_coverage_class(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; - if (config_enabled(CONFIG_ATH9K_TX99)) + if (IS_ENABLED(CONFIG_ATH9K_TX99)) return; mutex_lock(&sc->mutex); diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 32160fca876a..669734252664 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -377,7 +377,7 @@ u32 ath_calcrxfilter(struct ath_softc *sc) struct ath_common *common = ath9k_hw_common(sc->sc_ah); u32 rfilt; - if (config_enabled(CONFIG_ATH9K_TX99)) + if (IS_ENABLED(CONFIG_ATH9K_TX99)) return 0; rfilt = ATH9K_RX_FILTER_UCAST | ATH9K_RX_FILTER_BCAST diff --git a/drivers/net/wireless/ath/dfs_pattern_detector.c b/drivers/net/wireless/ath/dfs_pattern_detector.c index 2303ef96299d..2f8136d50f78 100644 --- a/drivers/net/wireless/ath/dfs_pattern_detector.c +++ b/drivers/net/wireless/ath/dfs_pattern_detector.c @@ -352,7 +352,7 @@ dfs_pattern_detector_init(struct ath_common *common, { struct dfs_pattern_detector *dpd; - if (!config_enabled(CONFIG_CFG80211_CERTIFICATION_ONUS)) + if (!IS_ENABLED(CONFIG_CFG80211_CERTIFICATION_ONUS)) return NULL; dpd = kmalloc(sizeof(*dpd), GFP_KERNEL); diff --git a/drivers/net/wireless/ath/regd.c b/drivers/net/wireless/ath/regd.c index 7e15ed9ed31f..f8506037736f 100644 --- a/drivers/net/wireless/ath/regd.c +++ b/drivers/net/wireless/ath/regd.c @@ -116,7 +116,7 @@ static const struct ieee80211_regdomain ath_world_regdom_67_68_6A_6C = { static bool dynamic_country_user_possible(struct ath_regulatory *reg) { - if (config_enabled(CONFIG_ATH_REG_DYNAMIC_USER_CERT_TESTING)) + if (IS_ENABLED(CONFIG_ATH_REG_DYNAMIC_USER_CERT_TESTING)) return true; switch (reg->country_code) { @@ -188,7 +188,7 @@ static bool dynamic_country_user_possible(struct ath_regulatory *reg) static bool ath_reg_dyn_country_user_allow(struct ath_regulatory *reg) { - if (!config_enabled(CONFIG_ATH_REG_DYNAMIC_USER_REG_HINTS)) + if (!IS_ENABLED(CONFIG_ATH_REG_DYNAMIC_USER_REG_HINTS)) return false; if (!dynamic_country_user_possible(reg)) return false; diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index e24b05996a1b..3ed6238f8f6e 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -790,7 +790,7 @@ ccio_map_single(struct device *dev, void *addr, size_t size, static dma_addr_t ccio_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return ccio_map_single(dev, page_address(page) + offset, size, direction); @@ -806,7 +806,7 @@ ccio_map_page(struct device *dev, struct page *page, unsigned long offset, */ static void ccio_unmap_page(struct device *dev, dma_addr_t iova, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { struct ioc *ioc; unsigned long flags; @@ -844,7 +844,7 @@ ccio_unmap_page(struct device *dev, dma_addr_t iova, size_t size, */ static void * ccio_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret; #if 0 @@ -878,9 +878,9 @@ ccio_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, */ static void ccio_free(struct device *dev, size_t size, void *cpu_addr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { - ccio_unmap_page(dev, dma_handle, size, 0, NULL); + ccio_unmap_page(dev, dma_handle, size, 0, 0); free_pages((unsigned long)cpu_addr, get_order(size)); } @@ -907,7 +907,7 @@ ccio_free(struct device *dev, size_t size, void *cpu_addr, */ static int ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { struct ioc *ioc; int coalesced, filled = 0; @@ -984,7 +984,7 @@ ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents, */ static void ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { struct ioc *ioc; @@ -1004,7 +1004,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, ioc->usg_pages += sg_dma_len(sglist) >> PAGE_SHIFT; #endif ccio_unmap_page(dev, sg_dma_address(sglist), - sg_dma_len(sglist), direction, NULL); + sg_dma_len(sglist), direction, 0); ++sglist; } diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index 42ec4600b7e4..151b86b6d2e2 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -783,7 +783,7 @@ sba_map_single(struct device *dev, void *addr, size_t size, static dma_addr_t sba_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return sba_map_single(dev, page_address(page) + offset, size, direction); @@ -801,7 +801,7 @@ sba_map_page(struct device *dev, struct page *page, unsigned long offset, */ static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { struct ioc *ioc; #if DELAYED_RESOURCE_CNT > 0 @@ -876,7 +876,7 @@ sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size, * See Documentation/DMA-API-HOWTO.txt */ static void *sba_alloc(struct device *hwdev, size_t size, dma_addr_t *dma_handle, - gfp_t gfp, struct dma_attrs *attrs) + gfp_t gfp, unsigned long attrs) { void *ret; @@ -908,9 +908,9 @@ static void *sba_alloc(struct device *hwdev, size_t size, dma_addr_t *dma_handle */ static void sba_free(struct device *hwdev, size_t size, void *vaddr, - dma_addr_t dma_handle, struct dma_attrs *attrs) + dma_addr_t dma_handle, unsigned long attrs) { - sba_unmap_page(hwdev, dma_handle, size, 0, NULL); + sba_unmap_page(hwdev, dma_handle, size, 0, 0); free_pages((unsigned long) vaddr, get_order(size)); } @@ -943,7 +943,7 @@ int dump_run_sg = 0; */ static int sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { struct ioc *ioc; int coalesced, filled = 0; @@ -1026,7 +1026,7 @@ sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents, */ static void sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, - enum dma_data_direction direction, struct dma_attrs *attrs) + enum dma_data_direction direction, unsigned long attrs) { struct ioc *ioc; #ifdef ASSERT_PDIR_SANITY @@ -1051,7 +1051,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, while (sg_dma_len(sglist) && nents--) { sba_unmap_page(dev, sg_dma_address(sglist), sg_dma_len(sglist), - direction, NULL); + direction, 0); #ifdef SBA_COLLECT_STATS ioc->usg_pages += ((sg_dma_address(sglist) & ~IOVP_MASK) + sg_dma_len(sglist) + IOVP_SIZE - 1) >> PAGE_SHIFT; ioc->usingle_calls--; /* kluge since call is unmap_sg() */ diff --git a/drivers/pci/ecam.c b/drivers/pci/ecam.c index 66e0d718472f..43ed08dd8b01 100644 --- a/drivers/pci/ecam.c +++ b/drivers/pci/ecam.c @@ -27,7 +27,7 @@ * since we have enough virtual address range available. On 32-bit, we * ioremap the config space for each bus individually. */ -static const bool per_bus_mapping = !config_enabled(CONFIG_64BIT); +static const bool per_bus_mapping = !IS_ENABLED(CONFIG_64BIT); /* * Create a PCI config space window diff --git a/drivers/remoteproc/qcom_q6v5_pil.c b/drivers/remoteproc/qcom_q6v5_pil.c index 24791886219a..2a1b2c7d8f2c 100644 --- a/drivers/remoteproc/qcom_q6v5_pil.c +++ b/drivers/remoteproc/qcom_q6v5_pil.c @@ -349,13 +349,12 @@ static void q6v5proc_halt_axi_port(struct q6v5 *qproc, static int q6v5_mpss_init_image(struct q6v5 *qproc, const struct firmware *fw) { - DEFINE_DMA_ATTRS(attrs); + unsigned long dma_attrs = DMA_ATTR_FORCE_CONTIGUOUS; dma_addr_t phys; void *ptr; int ret; - dma_set_attr(DMA_ATTR_FORCE_CONTIGUOUS, &attrs); - ptr = dma_alloc_attrs(qproc->dev, fw->size, &phys, GFP_KERNEL, &attrs); + ptr = dma_alloc_attrs(qproc->dev, fw->size, &phys, GFP_KERNEL, dma_attrs); if (!ptr) { dev_err(qproc->dev, "failed to allocate mdt buffer\n"); return -ENOMEM; @@ -372,7 +371,7 @@ static int q6v5_mpss_init_image(struct q6v5 *qproc, const struct firmware *fw) else if (ret < 0) dev_err(qproc->dev, "MPSS header authentication failed: %d\n", ret); - dma_free_attrs(qproc->dev, fw->size, ptr, phys, &attrs); + dma_free_attrs(qproc->dev, fw->size, ptr, phys, dma_attrs); return ret < 0 ? ret : 0; } diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c index 1519d2ca7705..73137f4aac20 100644 --- a/drivers/tty/serial/ar933x_uart.c +++ b/drivers/tty/serial/ar933x_uart.c @@ -54,7 +54,7 @@ struct ar933x_uart_port { static inline bool ar933x_uart_console_enabled(void) { - return config_enabled(CONFIG_SERIAL_AR933X_CONSOLE); + return IS_ENABLED(CONFIG_SERIAL_AR933X_CONSOLE); } static inline unsigned int ar933x_uart_read(struct ar933x_uart_port *up, @@ -636,7 +636,7 @@ static int ar933x_uart_probe(struct platform_device *pdev) int ret; np = pdev->dev.of_node; - if (config_enabled(CONFIG_OF) && np) { + if (IS_ENABLED(CONFIG_OF) && np) { id = of_alias_get_id(np, "serial"); if (id < 0) { dev_err(&pdev->dev, "unable to get alias id, err=%d\n", diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c index 2fb90cb6803f..1d7c012f09db 100644 --- a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c +++ b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c @@ -1332,7 +1332,7 @@ static void omapfb_free_fbmem(struct fb_info *fbi) } dma_free_attrs(fbdev->dev, rg->size, rg->token, rg->dma_handle, - &rg->attrs); + rg->attrs); rg->token = NULL; rg->vaddr = NULL; @@ -1370,7 +1370,7 @@ static int omapfb_alloc_fbmem(struct fb_info *fbi, unsigned long size, struct omapfb2_device *fbdev = ofbi->fbdev; struct omapfb2_mem_region *rg; void *token; - DEFINE_DMA_ATTRS(attrs); + unsigned long attrs; dma_addr_t dma_handle; int r; @@ -1386,15 +1386,15 @@ static int omapfb_alloc_fbmem(struct fb_info *fbi, unsigned long size, size = PAGE_ALIGN(size); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); + attrs = DMA_ATTR_WRITE_COMBINE; if (ofbi->rotation_type == OMAP_DSS_ROT_VRFB) - dma_set_attr(DMA_ATTR_NO_KERNEL_MAPPING, &attrs); + attrs |= DMA_ATTR_NO_KERNEL_MAPPING; DBG("allocating %lu bytes for fb %d\n", size, ofbi->id); token = dma_alloc_attrs(fbdev->dev, size, &dma_handle, - GFP_KERNEL, &attrs); + GFP_KERNEL, attrs); if (token == NULL) { dev_err(fbdev->dev, "failed to allocate framebuffer\n"); @@ -1408,7 +1408,7 @@ static int omapfb_alloc_fbmem(struct fb_info *fbi, unsigned long size, r = omap_vrfb_request_ctx(&rg->vrfb); if (r) { dma_free_attrs(fbdev->dev, size, token, dma_handle, - &attrs); + attrs); dev_err(fbdev->dev, "vrfb create ctx failed\n"); return r; } diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb.h b/drivers/video/fbdev/omap2/omapfb/omapfb.h index bcb9ff4a607d..555487d6dbea 100644 --- a/drivers/video/fbdev/omap2/omapfb/omapfb.h +++ b/drivers/video/fbdev/omap2/omapfb/omapfb.h @@ -28,7 +28,6 @@ #endif #include <linux/rwsem.h> -#include <linux/dma-attrs.h> #include <linux/dma-mapping.h> #include <video/omapfb_dss.h> @@ -51,7 +50,7 @@ extern bool omapfb_debug; struct omapfb2_mem_region { int id; - struct dma_attrs attrs; + unsigned long attrs; void *token; dma_addr_t dma_handle; u32 paddr; diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 7399782c0998..87e6035c9e81 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -294,7 +294,7 @@ error: void * xen_swiotlb_alloc_coherent(struct device *hwdev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret; int order = get_order(size); @@ -346,7 +346,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_alloc_coherent); void xen_swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr, - dma_addr_t dev_addr, struct dma_attrs *attrs) + dma_addr_t dev_addr, unsigned long attrs) { int order = get_order(size); phys_addr_t phys; @@ -378,7 +378,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_free_coherent); dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { phys_addr_t map, phys = page_to_phys(page) + offset; dma_addr_t dev_addr = xen_phys_to_bus(phys); @@ -434,7 +434,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_map_page); */ static void xen_unmap_single(struct device *hwdev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { phys_addr_t paddr = xen_bus_to_phys(dev_addr); @@ -462,7 +462,7 @@ static void xen_unmap_single(struct device *hwdev, dma_addr_t dev_addr, void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { xen_unmap_single(hwdev, dev_addr, size, dir, attrs); } @@ -538,7 +538,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_sync_single_for_device); int xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; @@ -599,7 +599,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_map_sg_attrs); void xen_swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct scatterlist *sg; int i; diff --git a/fs/block_dev.c b/fs/block_dev.c index ada42cf42d06..2033a3f91d58 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1275,11 +1275,7 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part) bdev->bd_disk = disk; bdev->bd_queue = disk->queue; bdev->bd_contains = bdev; - if (IS_ENABLED(CONFIG_BLK_DEV_DAX) && - blk_queue_dax(disk->queue)) - bdev->bd_inode->i_flags = S_DAX; - else - bdev->bd_inode->i_flags = 0; + bdev->bd_inode->i_flags = 0; if (!partno) { ret = -ENXIO; diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 27bfc0b631a9..598bc999f4c2 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -266,13 +266,12 @@ static inline int bitmap_equal(const unsigned long *src1, const unsigned long *src2, unsigned int nbits) { if (small_const_nbits(nbits)) - return ! ((*src1 ^ *src2) & BITMAP_LAST_WORD_MASK(nbits)); + return !((*src1 ^ *src2) & BITMAP_LAST_WORD_MASK(nbits)); #ifdef CONFIG_S390 - else if (__builtin_constant_p(nbits) && (nbits % BITS_PER_LONG) == 0) + if (__builtin_constant_p(nbits) && (nbits % BITS_PER_LONG) == 0) return !memcmp(src1, src2, nbits / 8); #endif - else - return __bitmap_equal(src1, src2, nbits); + return __bitmap_equal(src1, src2, nbits); } static inline int bitmap_intersects(const unsigned long *src1, diff --git a/include/linux/dma-attrs.h b/include/linux/dma-attrs.h deleted file mode 100644 index 5246239a4953..000000000000 --- a/include/linux/dma-attrs.h +++ /dev/null @@ -1,71 +0,0 @@ -#ifndef _DMA_ATTR_H -#define _DMA_ATTR_H - -#include <linux/bitmap.h> -#include <linux/bitops.h> -#include <linux/bug.h> - -/** - * an enum dma_attr represents an attribute associated with a DMA - * mapping. The semantics of each attribute should be defined in - * Documentation/DMA-attributes.txt. - */ -enum dma_attr { - DMA_ATTR_WRITE_BARRIER, - DMA_ATTR_WEAK_ORDERING, - DMA_ATTR_WRITE_COMBINE, - DMA_ATTR_NON_CONSISTENT, - DMA_ATTR_NO_KERNEL_MAPPING, - DMA_ATTR_SKIP_CPU_SYNC, - DMA_ATTR_FORCE_CONTIGUOUS, - DMA_ATTR_ALLOC_SINGLE_PAGES, - DMA_ATTR_MAX, -}; - -#define __DMA_ATTRS_LONGS BITS_TO_LONGS(DMA_ATTR_MAX) - -/** - * struct dma_attrs - an opaque container for DMA attributes - * @flags - bitmask representing a collection of enum dma_attr - */ -struct dma_attrs { - unsigned long flags[__DMA_ATTRS_LONGS]; -}; - -#define DEFINE_DMA_ATTRS(x) \ - struct dma_attrs x = { \ - .flags = { [0 ... __DMA_ATTRS_LONGS-1] = 0 }, \ - } - -static inline void init_dma_attrs(struct dma_attrs *attrs) -{ - bitmap_zero(attrs->flags, __DMA_ATTRS_LONGS); -} - -/** - * dma_set_attr - set a specific attribute - * @attr: attribute to set - * @attrs: struct dma_attrs (may be NULL) - */ -static inline void dma_set_attr(enum dma_attr attr, struct dma_attrs *attrs) -{ - if (attrs == NULL) - return; - BUG_ON(attr >= DMA_ATTR_MAX); - __set_bit(attr, attrs->flags); -} - -/** - * dma_get_attr - check for a specific attribute - * @attr: attribute to set - * @attrs: struct dma_attrs (may be NULL) - */ -static inline int dma_get_attr(enum dma_attr attr, struct dma_attrs *attrs) -{ - if (attrs == NULL) - return 0; - BUG_ON(attr >= DMA_ATTR_MAX); - return test_bit(attr, attrs->flags); -} - -#endif /* _DMA_ATTR_H */ diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h index 8443bbb5c071..81c5c8d167ad 100644 --- a/include/linux/dma-iommu.h +++ b/include/linux/dma-iommu.h @@ -39,7 +39,7 @@ int dma_direction_to_prot(enum dma_data_direction dir, bool coherent); * the arch code to take care of attributes and cache maintenance */ struct page **iommu_dma_alloc(struct device *dev, size_t size, gfp_t gfp, - struct dma_attrs *attrs, int prot, dma_addr_t *handle, + unsigned long attrs, int prot, dma_addr_t *handle, void (*flush_page)(struct device *, const void *, phys_addr_t)); void iommu_dma_free(struct device *dev, struct page **pages, size_t size, dma_addr_t *handle); @@ -56,9 +56,9 @@ int iommu_dma_map_sg(struct device *dev, struct scatterlist *sg, * directly as DMA mapping callbacks for simplicity */ void iommu_dma_unmap_page(struct device *dev, dma_addr_t handle, size_t size, - enum dma_data_direction dir, struct dma_attrs *attrs); + enum dma_data_direction dir, unsigned long attrs); void iommu_dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs); + enum dma_data_direction dir, unsigned long attrs); int iommu_dma_supported(struct device *dev, u64 mask); int iommu_dma_mapping_error(struct device *dev, dma_addr_t dma_addr); diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 71c1b215ef66..66533e18276c 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -5,13 +5,58 @@ #include <linux/string.h> #include <linux/device.h> #include <linux/err.h> -#include <linux/dma-attrs.h> #include <linux/dma-debug.h> #include <linux/dma-direction.h> #include <linux/scatterlist.h> #include <linux/kmemcheck.h> #include <linux/bug.h> +/** + * List of possible attributes associated with a DMA mapping. The semantics + * of each attribute should be defined in Documentation/DMA-attributes.txt. + * + * DMA_ATTR_WRITE_BARRIER: DMA to a memory region with this attribute + * forces all pending DMA writes to complete. + */ +#define DMA_ATTR_WRITE_BARRIER (1UL << 0) +/* + * DMA_ATTR_WEAK_ORDERING: Specifies that reads and writes to the mapping + * may be weakly ordered, that is that reads and writes may pass each other. + */ +#define DMA_ATTR_WEAK_ORDERING (1UL << 1) +/* + * DMA_ATTR_WRITE_COMBINE: Specifies that writes to the mapping may be + * buffered to improve performance. + */ +#define DMA_ATTR_WRITE_COMBINE (1UL << 2) +/* + * DMA_ATTR_NON_CONSISTENT: Lets the platform to choose to return either + * consistent or non-consistent memory as it sees fit. + */ +#define DMA_ATTR_NON_CONSISTENT (1UL << 3) +/* + * DMA_ATTR_NO_KERNEL_MAPPING: Lets the platform to avoid creating a kernel + * virtual mapping for the allocated buffer. + */ +#define DMA_ATTR_NO_KERNEL_MAPPING (1UL << 4) +/* + * DMA_ATTR_SKIP_CPU_SYNC: Allows platform code to skip synchronization of + * the CPU cache for the given buffer assuming that it has been already + * transferred to 'device' domain. + */ +#define DMA_ATTR_SKIP_CPU_SYNC (1UL << 5) +/* + * DMA_ATTR_FORCE_CONTIGUOUS: Forces contiguous allocation of the buffer + * in physical memory. + */ +#define DMA_ATTR_FORCE_CONTIGUOUS (1UL << 6) +/* + * DMA_ATTR_ALLOC_SINGLE_PAGES: This is a hint to the DMA-mapping subsystem + * that it's probably not worth the time to try to allocate memory to in a way + * that gives better TLB efficiency. + */ +#define DMA_ATTR_ALLOC_SINGLE_PAGES (1UL << 7) + /* * A dma_addr_t can hold any valid DMA or bus address for the platform. * It can be given to a device to use as a DMA source or target. A CPU cannot @@ -21,34 +66,35 @@ struct dma_map_ops { void* (*alloc)(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs); + unsigned long attrs); void (*free)(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs); + unsigned long attrs); int (*mmap)(struct device *, struct vm_area_struct *, - void *, dma_addr_t, size_t, struct dma_attrs *attrs); + void *, dma_addr_t, size_t, + unsigned long attrs); int (*get_sgtable)(struct device *dev, struct sg_table *sgt, void *, - dma_addr_t, size_t, struct dma_attrs *attrs); + dma_addr_t, size_t, unsigned long attrs); dma_addr_t (*map_page)(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); void (*unmap_page)(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); /* * map_sg returns 0 on error and a value > 0 on success. * It should never return a value < 0. */ int (*map_sg)(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); void (*unmap_sg)(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); void (*sync_single_for_cpu)(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction dir); @@ -123,7 +169,7 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev) static inline dma_addr_t dma_map_single_attrs(struct device *dev, void *ptr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); dma_addr_t addr; @@ -142,7 +188,7 @@ static inline dma_addr_t dma_map_single_attrs(struct device *dev, void *ptr, static inline void dma_unmap_single_attrs(struct device *dev, dma_addr_t addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); @@ -158,7 +204,7 @@ static inline void dma_unmap_single_attrs(struct device *dev, dma_addr_t addr, */ static inline int dma_map_sg_attrs(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); int i, ents; @@ -176,7 +222,7 @@ static inline int dma_map_sg_attrs(struct device *dev, struct scatterlist *sg, static inline void dma_unmap_sg_attrs(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); @@ -195,7 +241,7 @@ static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, kmemcheck_mark_initialized(page_address(page) + offset, size); BUG_ON(!valid_dma_direction(dir)); - addr = ops->map_page(dev, page, offset, size, dir, NULL); + addr = ops->map_page(dev, page, offset, size, dir, 0); debug_dma_map_page(dev, page, offset, size, dir, addr, false); return addr; @@ -208,7 +254,7 @@ static inline void dma_unmap_page(struct device *dev, dma_addr_t addr, BUG_ON(!valid_dma_direction(dir)); if (ops->unmap_page) - ops->unmap_page(dev, addr, size, dir, NULL); + ops->unmap_page(dev, addr, size, dir, 0); debug_dma_unmap_page(dev, addr, size, dir, false); } @@ -289,10 +335,10 @@ dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, } -#define dma_map_single(d, a, s, r) dma_map_single_attrs(d, a, s, r, NULL) -#define dma_unmap_single(d, a, s, r) dma_unmap_single_attrs(d, a, s, r, NULL) -#define dma_map_sg(d, s, n, r) dma_map_sg_attrs(d, s, n, r, NULL) -#define dma_unmap_sg(d, s, n, r) dma_unmap_sg_attrs(d, s, n, r, NULL) +#define dma_map_single(d, a, s, r) dma_map_single_attrs(d, a, s, r, 0) +#define dma_unmap_single(d, a, s, r) dma_unmap_single_attrs(d, a, s, r, 0) +#define dma_map_sg(d, s, n, r) dma_map_sg_attrs(d, s, n, r, 0) +#define dma_unmap_sg(d, s, n, r) dma_unmap_sg_attrs(d, s, n, r, 0) extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size); @@ -321,7 +367,7 @@ void dma_common_free_remap(void *cpu_addr, size_t size, unsigned long vm_flags); */ static inline int dma_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, - dma_addr_t dma_addr, size_t size, struct dma_attrs *attrs) + dma_addr_t dma_addr, size_t size, unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); BUG_ON(!ops); @@ -330,7 +376,7 @@ dma_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, return dma_common_mmap(dev, vma, cpu_addr, dma_addr, size); } -#define dma_mmap_coherent(d, v, c, h, s) dma_mmap_attrs(d, v, c, h, s, NULL) +#define dma_mmap_coherent(d, v, c, h, s) dma_mmap_attrs(d, v, c, h, s, 0) int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt, @@ -338,7 +384,8 @@ dma_common_get_sgtable(struct device *dev, struct sg_table *sgt, static inline int dma_get_sgtable_attrs(struct device *dev, struct sg_table *sgt, void *cpu_addr, - dma_addr_t dma_addr, size_t size, struct dma_attrs *attrs) + dma_addr_t dma_addr, size_t size, + unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); BUG_ON(!ops); @@ -348,7 +395,7 @@ dma_get_sgtable_attrs(struct device *dev, struct sg_table *sgt, void *cpu_addr, return dma_common_get_sgtable(dev, sgt, cpu_addr, dma_addr, size); } -#define dma_get_sgtable(d, t, v, h, s) dma_get_sgtable_attrs(d, t, v, h, s, NULL) +#define dma_get_sgtable(d, t, v, h, s) dma_get_sgtable_attrs(d, t, v, h, s, 0) #ifndef arch_dma_alloc_attrs #define arch_dma_alloc_attrs(dev, flag) (true) @@ -356,7 +403,7 @@ dma_get_sgtable_attrs(struct device *dev, struct sg_table *sgt, void *cpu_addr, static inline void *dma_alloc_attrs(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag, - struct dma_attrs *attrs) + unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); void *cpu_addr; @@ -378,7 +425,7 @@ static inline void *dma_alloc_attrs(struct device *dev, size_t size, static inline void dma_free_attrs(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_handle, - struct dma_attrs *attrs) + unsigned long attrs) { struct dma_map_ops *ops = get_dma_ops(dev); @@ -398,31 +445,27 @@ static inline void dma_free_attrs(struct device *dev, size_t size, static inline void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag) { - return dma_alloc_attrs(dev, size, dma_handle, flag, NULL); + return dma_alloc_attrs(dev, size, dma_handle, flag, 0); } static inline void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_handle) { - return dma_free_attrs(dev, size, cpu_addr, dma_handle, NULL); + return dma_free_attrs(dev, size, cpu_addr, dma_handle, 0); } static inline void *dma_alloc_noncoherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp) { - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_NON_CONSISTENT, &attrs); - return dma_alloc_attrs(dev, size, dma_handle, gfp, &attrs); + return dma_alloc_attrs(dev, size, dma_handle, gfp, + DMA_ATTR_NON_CONSISTENT); } static inline void dma_free_noncoherent(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_handle) { - DEFINE_DMA_ATTRS(attrs); - - dma_set_attr(DMA_ATTR_NON_CONSISTENT, &attrs); - dma_free_attrs(dev, size, cpu_addr, dma_handle, &attrs); + dma_free_attrs(dev, size, cpu_addr, dma_handle, + DMA_ATTR_NON_CONSISTENT); } static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) @@ -646,9 +689,8 @@ static inline void dmam_release_declared_memory(struct device *dev) static inline void *dma_alloc_wc(struct device *dev, size_t size, dma_addr_t *dma_addr, gfp_t gfp) { - DEFINE_DMA_ATTRS(attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); - return dma_alloc_attrs(dev, size, dma_addr, gfp, &attrs); + return dma_alloc_attrs(dev, size, dma_addr, gfp, + DMA_ATTR_WRITE_COMBINE); } #ifndef dma_alloc_writecombine #define dma_alloc_writecombine dma_alloc_wc @@ -657,9 +699,8 @@ static inline void *dma_alloc_wc(struct device *dev, size_t size, static inline void dma_free_wc(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_addr) { - DEFINE_DMA_ATTRS(attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); - return dma_free_attrs(dev, size, cpu_addr, dma_addr, &attrs); + return dma_free_attrs(dev, size, cpu_addr, dma_addr, + DMA_ATTR_WRITE_COMBINE); } #ifndef dma_free_writecombine #define dma_free_writecombine dma_free_wc @@ -670,9 +711,8 @@ static inline int dma_mmap_wc(struct device *dev, void *cpu_addr, dma_addr_t dma_addr, size_t size) { - DEFINE_DMA_ATTRS(attrs); - dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); - return dma_mmap_attrs(dev, vma, cpu_addr, dma_addr, size, &attrs); + return dma_mmap_attrs(dev, vma, cpu_addr, dma_addr, size, + DMA_ATTR_WRITE_COMBINE); } #ifndef dma_mmap_writecombine #define dma_mmap_writecombine dma_mmap_wc diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h index 4f1bbc68cd1b..546d68057e3b 100644 --- a/include/linux/dynamic_debug.h +++ b/include/linux/dynamic_debug.h @@ -1,6 +1,10 @@ #ifndef _DYNAMIC_DEBUG_H #define _DYNAMIC_DEBUG_H +#if defined(CC_HAVE_ASM_GOTO) && defined(CONFIG_JUMP_LABEL) +#include <linux/jump_label.h> +#endif + /* * An instance of this structure is created in a special * ELF section at every dynamic debug callsite. At runtime, @@ -33,6 +37,12 @@ struct _ddebug { #define _DPRINTK_FLAGS_DEFAULT 0 #endif unsigned int flags:8; +#ifdef HAVE_JUMP_LABEL + union { + struct static_key_true dd_key_true; + struct static_key_false dd_key_false; + } key; +#endif } __attribute__((aligned(8))); @@ -60,7 +70,7 @@ void __dynamic_netdev_dbg(struct _ddebug *descriptor, const struct net_device *dev, const char *fmt, ...); -#define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt) \ +#define DEFINE_DYNAMIC_DEBUG_METADATA_KEY(name, fmt, key, init) \ static struct _ddebug __aligned(8) \ __attribute__((section("__verbose"))) name = { \ .modname = KBUILD_MODNAME, \ @@ -68,13 +78,51 @@ void __dynamic_netdev_dbg(struct _ddebug *descriptor, .filename = __FILE__, \ .format = (fmt), \ .lineno = __LINE__, \ - .flags = _DPRINTK_FLAGS_DEFAULT, \ + .flags = _DPRINTK_FLAGS_DEFAULT, \ + dd_key_init(key, init) \ } +#ifdef HAVE_JUMP_LABEL + +#define dd_key_init(key, init) key = (init) + +#ifdef DEBUG +#define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt) \ + DEFINE_DYNAMIC_DEBUG_METADATA_KEY(name, fmt, .key.dd_key_true, \ + (STATIC_KEY_TRUE_INIT)) + +#define DYNAMIC_DEBUG_BRANCH(descriptor) \ + static_branch_likely(&descriptor.key.dd_key_true) +#else +#define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt) \ + DEFINE_DYNAMIC_DEBUG_METADATA_KEY(name, fmt, .key.dd_key_false, \ + (STATIC_KEY_FALSE_INIT)) + +#define DYNAMIC_DEBUG_BRANCH(descriptor) \ + static_branch_unlikely(&descriptor.key.dd_key_false) +#endif + +#else + +#define dd_key_init(key, init) + +#define DEFINE_DYNAMIC_DEBUG_METADATA(name, fmt) \ + DEFINE_DYNAMIC_DEBUG_METADATA_KEY(name, fmt, 0, 0) + +#ifdef DEBUG +#define DYNAMIC_DEBUG_BRANCH(descriptor) \ + likely(descriptor.flags & _DPRINTK_FLAGS_PRINT) +#else +#define DYNAMIC_DEBUG_BRANCH(descriptor) \ + unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT) +#endif + +#endif + #define dynamic_pr_debug(fmt, ...) \ do { \ DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ - if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ + if (DYNAMIC_DEBUG_BRANCH(descriptor)) \ __dynamic_pr_debug(&descriptor, pr_fmt(fmt), \ ##__VA_ARGS__); \ } while (0) @@ -82,7 +130,7 @@ do { \ #define dynamic_dev_dbg(dev, fmt, ...) \ do { \ DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ - if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ + if (DYNAMIC_DEBUG_BRANCH(descriptor)) \ __dynamic_dev_dbg(&descriptor, dev, fmt, \ ##__VA_ARGS__); \ } while (0) @@ -90,7 +138,7 @@ do { \ #define dynamic_netdev_dbg(dev, fmt, ...) \ do { \ DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ - if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ + if (DYNAMIC_DEBUG_BRANCH(descriptor)) \ __dynamic_netdev_dbg(&descriptor, dev, fmt, \ ##__VA_ARGS__); \ } while (0) @@ -100,7 +148,7 @@ do { \ do { \ DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, \ __builtin_constant_p(prefix_str) ? prefix_str : "hexdump");\ - if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ + if (DYNAMIC_DEBUG_BRANCH(descriptor)) \ print_hex_dump(KERN_DEBUG, prefix_str, \ prefix_type, rowsize, groupsize, \ buf, len, ascii); \ diff --git a/include/linux/fence.h b/include/linux/fence.h index 523ea3fbbddd..8cc719a63728 100644 --- a/include/linux/fence.h +++ b/include/linux/fence.h @@ -358,7 +358,7 @@ u64 fence_context_alloc(unsigned num); #define FENCE_TRACE(f, fmt, args...) \ do { \ struct fence *__ff = (f); \ - if (config_enabled(CONFIG_FENCE_TRACE)) \ + if (IS_ENABLED(CONFIG_FENCE_TRACE)) \ pr_info("f %llu#%u: " fmt, \ __ff->context, __ff->seqno, ##args); \ } while (0) diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h index 68904469fba1..661af564fae8 100644 --- a/include/linux/jump_label.h +++ b/include/linux/jump_label.h @@ -76,7 +76,6 @@ #include <linux/types.h> #include <linux/compiler.h> -#include <linux/bug.h> extern bool static_key_initialized; @@ -115,20 +114,8 @@ enum jump_label_type { struct module; -#include <linux/atomic.h> - #ifdef HAVE_JUMP_LABEL -static inline int static_key_count(struct static_key *key) -{ - /* - * -1 means the first static_key_slow_inc() is in progress. - * static_key_enabled() must return true, so return 1 here. - */ - int n = atomic_read(&key->enabled); - return n >= 0 ? n : 1; -} - #define JUMP_TYPE_FALSE 0UL #define JUMP_TYPE_TRUE 1UL #define JUMP_TYPE_MASK 1UL @@ -157,16 +144,29 @@ extern int jump_label_text_reserved(void *start, void *end); extern void static_key_slow_inc(struct static_key *key); extern void static_key_slow_dec(struct static_key *key); extern void jump_label_apply_nops(struct module *mod); +extern int static_key_count(struct static_key *key); +extern void static_key_enable(struct static_key *key); +extern void static_key_disable(struct static_key *key); +/* + * We should be using ATOMIC_INIT() for initializing .enabled, but + * the inclusion of atomic.h is problematic for inclusion of jump_label.h + * in 'low-level' headers. Thus, we are initializing .enabled with a + * raw value, but have added a BUILD_BUG_ON() to catch any issues in + * jump_label_init() see: kernel/jump_label.c. + */ #define STATIC_KEY_INIT_TRUE \ - { .enabled = ATOMIC_INIT(1), \ + { .enabled = { 1 }, \ .entries = (void *)JUMP_TYPE_TRUE } #define STATIC_KEY_INIT_FALSE \ - { .enabled = ATOMIC_INIT(0), \ + { .enabled = { 0 }, \ .entries = (void *)JUMP_TYPE_FALSE } #else /* !HAVE_JUMP_LABEL */ +#include <linux/atomic.h> +#include <linux/bug.h> + static inline int static_key_count(struct static_key *key) { return atomic_read(&key->enabled); @@ -216,14 +216,6 @@ static inline int jump_label_apply_nops(struct module *mod) return 0; } -#define STATIC_KEY_INIT_TRUE { .enabled = ATOMIC_INIT(1) } -#define STATIC_KEY_INIT_FALSE { .enabled = ATOMIC_INIT(0) } - -#endif /* HAVE_JUMP_LABEL */ - -#define STATIC_KEY_INIT STATIC_KEY_INIT_FALSE -#define jump_label_enabled static_key_enabled - static inline void static_key_enable(struct static_key *key) { int count = static_key_count(key); @@ -244,6 +236,14 @@ static inline void static_key_disable(struct static_key *key) static_key_slow_dec(key); } +#define STATIC_KEY_INIT_TRUE { .enabled = ATOMIC_INIT(1) } +#define STATIC_KEY_INIT_FALSE { .enabled = ATOMIC_INIT(0) } + +#endif /* HAVE_JUMP_LABEL */ + +#define STATIC_KEY_INIT STATIC_KEY_INIT_FALSE +#define jump_label_enabled static_key_enabled + /* -------------------------------------------------------------------------- */ /* diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 017fced60242..5f81f8a187f2 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -6,7 +6,6 @@ #include <linux/types.h> struct device; -struct dma_attrs; struct page; struct scatterlist; @@ -68,10 +67,10 @@ swiotlb_free_coherent(struct device *hwdev, size_t size, extern dma_addr_t swiotlb_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); extern void swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); extern int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, int nents, @@ -83,12 +82,13 @@ swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, int nents, extern int swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, - enum dma_data_direction dir, struct dma_attrs *attrs); + enum dma_data_direction dir, + unsigned long attrs); extern void swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); extern void swiotlb_sync_single_for_cpu(struct device *hwdev, dma_addr_t dev_addr, diff --git a/include/linux/ww_mutex.h b/include/linux/ww_mutex.h index 760399a470bd..2bb5deb0012e 100644 --- a/include/linux/ww_mutex.h +++ b/include/linux/ww_mutex.h @@ -173,14 +173,14 @@ static inline void ww_acquire_fini(struct ww_acquire_ctx *ctx) mutex_release(&ctx->dep_map, 0, _THIS_IP_); DEBUG_LOCKS_WARN_ON(ctx->acquired); - if (!config_enabled(CONFIG_PROVE_LOCKING)) + if (!IS_ENABLED(CONFIG_PROVE_LOCKING)) /* * lockdep will normally handle this, * but fail without anyway */ ctx->done_acquire = 1; - if (!config_enabled(CONFIG_DEBUG_LOCK_ALLOC)) + if (!IS_ENABLED(CONFIG_DEBUG_LOCK_ALLOC)) /* ensure ww_acquire_fini will still fail if called twice */ ctx->acquired = ~0U; #endif diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index 946340ce7701..a4a9a55a0c42 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -98,7 +98,7 @@ struct vb2_threadio_data; * #) Required ops for DMABUF types: attach_dmabuf, detach_dmabuf, map_dmabuf, unmap_dmabuf. */ struct vb2_mem_ops { - void *(*alloc)(struct device *dev, const struct dma_attrs *attrs, + void *(*alloc)(struct device *dev, unsigned long attrs, unsigned long size, enum dma_data_direction dma_dir, gfp_t gfp_flags); void (*put)(void *buf_priv); @@ -408,7 +408,7 @@ struct vb2_buf_ops { * @io_modes: supported io methods (see vb2_io_modes enum) * @dev: device to use for the default allocation context if the driver * doesn't fill in the @alloc_devs array. - * @dma_attrs: DMA attributes to use for the DMA. May be NULL. + * @dma_attrs: DMA attributes to use for the DMA. * @fileio_read_once: report EOF after reading the first buffer * @fileio_write_immediately: queue buffer after each write() call * @allow_zero_bytesused: allow bytesused == 0 to be passed to the driver @@ -476,7 +476,7 @@ struct vb2_queue { unsigned int type; unsigned int io_modes; struct device *dev; - const struct dma_attrs *dma_attrs; + unsigned long dma_attrs; unsigned fileio_read_once:1; unsigned fileio_write_immediately:1; unsigned allow_zero_bytesused:1; diff --git a/include/media/videobuf2-dma-contig.h b/include/media/videobuf2-dma-contig.h index df2aabee3401..5604818d137e 100644 --- a/include/media/videobuf2-dma-contig.h +++ b/include/media/videobuf2-dma-contig.h @@ -16,8 +16,6 @@ #include <media/videobuf2-v4l2.h> #include <linux/dma-mapping.h> -struct dma_attrs; - static inline dma_addr_t vb2_dma_contig_plane_dma_addr(struct vb2_buffer *vb, unsigned int plane_no) { diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 7e440d41487a..a8137dcf5a00 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2819,19 +2819,19 @@ static inline void ib_dma_unmap_single(struct ib_device *dev, static inline u64 ib_dma_map_single_attrs(struct ib_device *dev, void *cpu_addr, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long dma_attrs) { return dma_map_single_attrs(dev->dma_device, cpu_addr, size, - direction, attrs); + direction, dma_attrs); } static inline void ib_dma_unmap_single_attrs(struct ib_device *dev, u64 addr, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long dma_attrs) { return dma_unmap_single_attrs(dev->dma_device, addr, size, - direction, attrs); + direction, dma_attrs); } /** @@ -2906,17 +2906,18 @@ static inline void ib_dma_unmap_sg(struct ib_device *dev, static inline int ib_dma_map_sg_attrs(struct ib_device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long dma_attrs) { - return dma_map_sg_attrs(dev->dma_device, sg, nents, direction, attrs); + return dma_map_sg_attrs(dev->dma_device, sg, nents, direction, + dma_attrs); } static inline void ib_dma_unmap_sg_attrs(struct ib_device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long dma_attrs) { - dma_unmap_sg_attrs(dev->dma_device, sg, nents, direction, attrs); + dma_unmap_sg_attrs(dev->dma_device, sg, nents, direction, dma_attrs); } /** * ib_sg_dma_address - Return the DMA address from a scatter/gather entry diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h index 8b2eb93ae8ba..7c35e279d1e3 100644 --- a/include/xen/swiotlb-xen.h +++ b/include/xen/swiotlb-xen.h @@ -9,30 +9,30 @@ extern int xen_swiotlb_init(int verbose, bool early); extern void *xen_swiotlb_alloc_coherent(struct device *hwdev, size_t size, dma_addr_t *dma_handle, gfp_t flags, - struct dma_attrs *attrs); + unsigned long attrs); extern void xen_swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs); + unsigned long attrs); extern dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); extern void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); extern int xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); extern void xen_swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, - struct dma_attrs *attrs); + unsigned long attrs); extern void xen_swiotlb_sync_single_for_cpu(struct device *hwdev, dma_addr_t dev_addr, diff --git a/kernel/jump_label.c b/kernel/jump_label.c index 0dbea887d625..f19aa02a8f48 100644 --- a/kernel/jump_label.c +++ b/kernel/jump_label.c @@ -14,6 +14,7 @@ #include <linux/err.h> #include <linux/static_key.h> #include <linux/jump_label_ratelimit.h> +#include <linux/bug.h> #ifdef HAVE_JUMP_LABEL @@ -56,6 +57,49 @@ jump_label_sort_entries(struct jump_entry *start, struct jump_entry *stop) static void jump_label_update(struct static_key *key); +/* + * There are similar definitions for the !HAVE_JUMP_LABEL case in jump_label.h. + * The use of 'atomic_read()' requires atomic.h and its problematic for some + * kernel headers such as kernel.h and others. Since static_key_count() is not + * used in the branch statements as it is for the !HAVE_JUMP_LABEL case its ok + * to have it be a function here. Similarly, for 'static_key_enable()' and + * 'static_key_disable()', which require bug.h. This should allow jump_label.h + * to be included from most/all places for HAVE_JUMP_LABEL. + */ +int static_key_count(struct static_key *key) +{ + /* + * -1 means the first static_key_slow_inc() is in progress. + * static_key_enabled() must return true, so return 1 here. + */ + int n = atomic_read(&key->enabled); + + return n >= 0 ? n : 1; +} +EXPORT_SYMBOL_GPL(static_key_count); + +void static_key_enable(struct static_key *key) +{ + int count = static_key_count(key); + + WARN_ON_ONCE(count < 0 || count > 1); + + if (!count) + static_key_slow_inc(key); +} +EXPORT_SYMBOL_GPL(static_key_enable); + +void static_key_disable(struct static_key *key) +{ + int count = static_key_count(key); + + WARN_ON_ONCE(count < 0 || count > 1); + + if (count) + static_key_slow_dec(key); +} +EXPORT_SYMBOL_GPL(static_key_disable); + void static_key_slow_inc(struct static_key *key) { int v, v1; @@ -235,6 +279,15 @@ void __init jump_label_init(void) struct static_key *key = NULL; struct jump_entry *iter; + /* + * Since we are initializing the static_key.enabled field with + * with the 'raw' int values (to avoid pulling in atomic.h) in + * jump_label.h, let's make sure that is safe. There are only two + * cases to check since we initialize to 0 or 1. + */ + BUILD_BUG_ON((int)ATOMIC_INIT(0) != 0); + BUILD_BUG_ON((int)ATOMIC_INIT(1) != 1); + jump_label_lock(); jump_label_sort_entries(iter_start, iter_stop); diff --git a/kernel/ptrace.c b/kernel/ptrace.c index d49bfa1e53e6..1d3b7665d0be 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -585,8 +585,8 @@ static int ptrace_setoptions(struct task_struct *child, unsigned long data) return -EINVAL; if (unlikely(data & PTRACE_O_SUSPEND_SECCOMP)) { - if (!config_enabled(CONFIG_CHECKPOINT_RESTORE) || - !config_enabled(CONFIG_SECCOMP)) + if (!IS_ENABLED(CONFIG_CHECKPOINT_RESTORE) || + !IS_ENABLED(CONFIG_SECCOMP)) return -EINVAL; if (!capable(CAP_SYS_ADMIN)) diff --git a/kernel/seccomp.c b/kernel/seccomp.c index 54d15eb2b701..ef6c6c3f9d8a 100644 --- a/kernel/seccomp.c +++ b/kernel/seccomp.c @@ -347,7 +347,7 @@ static struct seccomp_filter *seccomp_prepare_filter(struct sock_fprog *fprog) { struct seccomp_filter *sfilter; int ret; - const bool save_orig = config_enabled(CONFIG_CHECKPOINT_RESTORE); + const bool save_orig = IS_ENABLED(CONFIG_CHECKPOINT_RESTORE); if (fprog->len == 0 || fprog->len > BPF_MAXINSNS) return ERR_PTR(-EINVAL); @@ -542,7 +542,7 @@ void secure_computing_strict(int this_syscall) { int mode = current->seccomp.mode; - if (config_enabled(CONFIG_CHECKPOINT_RESTORE) && + if (IS_ENABLED(CONFIG_CHECKPOINT_RESTORE) && unlikely(current->ptrace & PT_SUSPEND_SECCOMP)) return; @@ -655,7 +655,7 @@ int __secure_computing(const struct seccomp_data *sd) int mode = current->seccomp.mode; int this_syscall; - if (config_enabled(CONFIG_CHECKPOINT_RESTORE) && + if (IS_ENABLED(CONFIG_CHECKPOINT_RESTORE) && unlikely(current->ptrace & PT_SUSPEND_SECCOMP)) return 0; diff --git a/lib/dma-noop.c b/lib/dma-noop.c index 72145646857e..3d766e78fbe2 100644 --- a/lib/dma-noop.c +++ b/lib/dma-noop.c @@ -10,7 +10,7 @@ static void *dma_noop_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) + unsigned long attrs) { void *ret; @@ -22,7 +22,7 @@ static void *dma_noop_alloc(struct device *dev, size_t size, static void dma_noop_free(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_addr, - struct dma_attrs *attrs) + unsigned long attrs) { free_pages((unsigned long)cpu_addr, get_order(size)); } @@ -30,13 +30,14 @@ static void dma_noop_free(struct device *dev, size_t size, static dma_addr_t dma_noop_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { return page_to_phys(page) + offset; } static int dma_noop_map_sg(struct device *dev, struct scatterlist *sgl, int nents, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, + unsigned long attrs) { int i; struct scatterlist *sg; diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c index fe42b6ec3f0c..da796e2dc4f5 100644 --- a/lib/dynamic_debug.c +++ b/lib/dynamic_debug.c @@ -188,6 +188,13 @@ static int ddebug_change(const struct ddebug_query *query, newflags = (dp->flags & mask) | flags; if (newflags == dp->flags) continue; +#ifdef HAVE_JUMP_LABEL + if (dp->flags & _DPRINTK_FLAGS_PRINT) { + if (!(flags & _DPRINTK_FLAGS_PRINT)) + static_branch_disable(&dp->key.dd_key_true); + } else if (flags & _DPRINTK_FLAGS_PRINT) + static_branch_enable(&dp->key.dd_key_true); +#endif dp->flags = newflags; vpr_info("changed %s:%d [%s]%s =%s\n", trim_prefix(dp->filename), dp->lineno, diff --git a/lib/swiotlb.c b/lib/swiotlb.c index 76f29ecba8f4..22e13a0e19d7 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -738,7 +738,7 @@ swiotlb_full(struct device *dev, size_t size, enum dma_data_direction dir, dma_addr_t swiotlb_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { phys_addr_t map, phys = page_to_phys(page) + offset; dma_addr_t dev_addr = phys_to_dma(dev, phys); @@ -807,7 +807,7 @@ static void unmap_single(struct device *hwdev, dma_addr_t dev_addr, void swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr, size_t size, enum dma_data_direction dir, - struct dma_attrs *attrs) + unsigned long attrs) { unmap_single(hwdev, dev_addr, size, dir); } @@ -877,7 +877,7 @@ EXPORT_SYMBOL(swiotlb_sync_single_for_device); */ int swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, int nelems, - enum dma_data_direction dir, struct dma_attrs *attrs) + enum dma_data_direction dir, unsigned long attrs) { struct scatterlist *sg; int i; @@ -914,7 +914,7 @@ int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir) { - return swiotlb_map_sg_attrs(hwdev, sgl, nelems, dir, NULL); + return swiotlb_map_sg_attrs(hwdev, sgl, nelems, dir, 0); } EXPORT_SYMBOL(swiotlb_map_sg); @@ -924,7 +924,8 @@ EXPORT_SYMBOL(swiotlb_map_sg); */ void swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl, - int nelems, enum dma_data_direction dir, struct dma_attrs *attrs) + int nelems, enum dma_data_direction dir, + unsigned long attrs) { struct scatterlist *sg; int i; @@ -941,7 +942,7 @@ void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir) { - return swiotlb_unmap_sg_attrs(hwdev, sgl, nelems, dir, NULL); + return swiotlb_unmap_sg_attrs(hwdev, sgl, nelems, dir, 0); } EXPORT_SYMBOL(swiotlb_unmap_sg); diff --git a/net/wireless/chan.c b/net/wireless/chan.c index da49c0b1fd32..b0e11b6dc994 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -715,7 +715,7 @@ static bool cfg80211_ir_permissive_chan(struct wiphy *wiphy, ASSERT_RTNL(); - if (!config_enabled(CONFIG_CFG80211_REG_RELAX_NO_IR) || + if (!IS_ENABLED(CONFIG_CFG80211_REG_RELAX_NO_IR) || !(wiphy->regulatory_flags & REGULATORY_ENABLE_RELAX_NO_IR)) return false; diff --git a/samples/kprobes/jprobe_example.c b/samples/kprobes/jprobe_example.c index c3108bb15789..e3c0a40909f7 100644 --- a/samples/kprobes/jprobe_example.c +++ b/samples/kprobes/jprobe_example.c @@ -48,10 +48,10 @@ static int __init jprobe_init(void) ret = register_jprobe(&my_jprobe); if (ret < 0) { - printk(KERN_INFO "register_jprobe failed, returned %d\n", ret); + pr_err("register_jprobe failed, returned %d\n", ret); return -1; } - printk(KERN_INFO "Planted jprobe at %p, handler addr %p\n", + pr_info("Planted jprobe at %p, handler addr %p\n", my_jprobe.kp.addr, my_jprobe.entry); return 0; } @@ -59,7 +59,7 @@ static int __init jprobe_init(void) static void __exit jprobe_exit(void) { unregister_jprobe(&my_jprobe); - printk(KERN_INFO "jprobe at %p unregistered\n", my_jprobe.kp.addr); + pr_info("jprobe at %p unregistered\n", my_jprobe.kp.addr); } module_init(jprobe_init) diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index f3b61b4ee09c..88b3e2d227ae 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -27,23 +27,19 @@ static struct kprobe kp = { static int handler_pre(struct kprobe *p, struct pt_regs *regs) { #ifdef CONFIG_X86 - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, ip = %lx," - " flags = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, ip = %lx, flags = 0x%lx\n", p->symbol_name, p->addr, regs->ip, regs->flags); #endif #ifdef CONFIG_PPC - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, nip = 0x%lx," - " msr = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, nip = 0x%lx, msr = 0x%lx\n", p->symbol_name, p->addr, regs->nip, regs->msr); #endif #ifdef CONFIG_MIPS - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, epc = 0x%lx," - " status = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, epc = 0x%lx, status = 0x%lx\n", p->symbol_name, p->addr, regs->cp0_epc, regs->cp0_status); #endif #ifdef CONFIG_TILEGX - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx," - " ex1 = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx, ex1 = 0x%lx\n", p->symbol_name, p->addr, regs->pc, regs->ex1); #endif #ifdef CONFIG_ARM64 @@ -61,19 +57,19 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, unsigned long flags) { #ifdef CONFIG_X86 - printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, flags = 0x%lx\n", + pr_info("<%s> post_handler: p->addr = 0x%p, flags = 0x%lx\n", p->symbol_name, p->addr, regs->flags); #endif #ifdef CONFIG_PPC - printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, msr = 0x%lx\n", + pr_info("<%s> post_handler: p->addr = 0x%p, msr = 0x%lx\n", p->symbol_name, p->addr, regs->msr); #endif #ifdef CONFIG_MIPS - printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, status = 0x%lx\n", + pr_info("<%s> post_handler: p->addr = 0x%p, status = 0x%lx\n", p->symbol_name, p->addr, regs->cp0_status); #endif #ifdef CONFIG_TILEGX - printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", + pr_info("<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", p->symbol_name, p->addr, regs->ex1); #endif #ifdef CONFIG_ARM64 @@ -89,8 +85,7 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, */ static int handler_fault(struct kprobe *p, struct pt_regs *regs, int trapnr) { - printk(KERN_INFO "fault_handler: p->addr = 0x%p, trap #%dn", - p->addr, trapnr); + pr_info("fault_handler: p->addr = 0x%p, trap #%dn", p->addr, trapnr); /* Return 0 because we don't handle the fault. */ return 0; } @@ -104,17 +99,17 @@ static int __init kprobe_init(void) ret = register_kprobe(&kp); if (ret < 0) { - printk(KERN_INFO "register_kprobe failed, returned %d\n", ret); + pr_err("register_kprobe failed, returned %d\n", ret); return ret; } - printk(KERN_INFO "Planted kprobe at %p\n", kp.addr); + pr_info("Planted kprobe at %p\n", kp.addr); return 0; } static void __exit kprobe_exit(void) { unregister_kprobe(&kp); - printk(KERN_INFO "kprobe at %p unregistered\n", kp.addr); + pr_info("kprobe at %p unregistered\n", kp.addr); } module_init(kprobe_init) diff --git a/samples/kprobes/kretprobe_example.c b/samples/kprobes/kretprobe_example.c index ebb1d1aed547..7f9060f435cd 100644 --- a/samples/kprobes/kretprobe_example.c +++ b/samples/kprobes/kretprobe_example.c @@ -55,14 +55,14 @@ static int entry_handler(struct kretprobe_instance *ri, struct pt_regs *regs) */ static int ret_handler(struct kretprobe_instance *ri, struct pt_regs *regs) { - int retval = regs_return_value(regs); + unsigned long retval = regs_return_value(regs); struct my_data *data = (struct my_data *)ri->data; s64 delta; ktime_t now; now = ktime_get(); delta = ktime_to_ns(ktime_sub(now, data->entry_stamp)); - printk(KERN_INFO "%s returned %d and took %lld ns to execute\n", + pr_info("%s returned %lu and took %lld ns to execute\n", func_name, retval, (long long)delta); return 0; } @@ -82,11 +82,10 @@ static int __init kretprobe_init(void) my_kretprobe.kp.symbol_name = func_name; ret = register_kretprobe(&my_kretprobe); if (ret < 0) { - printk(KERN_INFO "register_kretprobe failed, returned %d\n", - ret); + pr_err("register_kretprobe failed, returned %d\n", ret); return -1; } - printk(KERN_INFO "Planted return probe at %s: %p\n", + pr_info("Planted return probe at %s: %p\n", my_kretprobe.kp.symbol_name, my_kretprobe.kp.addr); return 0; } @@ -94,11 +93,10 @@ static int __init kretprobe_init(void) static void __exit kretprobe_exit(void) { unregister_kretprobe(&my_kretprobe); - printk(KERN_INFO "kretprobe at %p unregistered\n", - my_kretprobe.kp.addr); + pr_info("kretprobe at %p unregistered\n", my_kretprobe.kp.addr); /* nmissed > 0 suggests that maxactive was set too low. */ - printk(KERN_INFO "Missed probing %d instances of %s\n", + pr_info("Missed probing %d instances of %s\n", my_kretprobe.nmissed, my_kretprobe.kp.symbol_name); } |