From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> To: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Cc: linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-xtensa-PjhNF2WwrV/0Sa2dR60CXw@public.gmane.org, Michal Simek <monstr-pSz03upnqPeHXe+LvDLADg@public.gmane.org>, Vincent Chen <deanbo422-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, linux-c6x-dev-jPsnJVOj+W6hPH1hqNUYSQ@public.gmane.org, linux-parisc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-hexagon-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-m68k-cunTk1MwBs8S/qaLPR03pWD2FQJk+8+b@public.gmane.org, openrisc-cunTk1MwBs9a3B2Vnqf2dGD2FQJk+8+b@public.gmane.org, Greentime Hu <green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, linux-alpha-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sparclinux-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, nios2-dev-g9ZBwUv/Ih/yUk5EbOjzuce+I+R0W71w@public.gmane.org, linux-snps-arc-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Subject: [PATCH 03/20] arc: use generic dma_noncoherent_ops Date: Fri, 11 May 2018 09:59:28 +0200 [thread overview] Message-ID: <20180511075945.16548-4-hch@lst.de> (raw) In-Reply-To: <20180511075945.16548-1-hch-jcswGhMUV9g@public.gmane.org> Switch to the generic noncoherent direct mapping implementation. Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> --- arch/arc/Kconfig | 4 + arch/arc/include/asm/Kbuild | 1 + arch/arc/include/asm/dma-mapping.h | 21 ----- arch/arc/mm/dma.c | 141 +++-------------------------- 4 files changed, 19 insertions(+), 148 deletions(-) delete mode 100644 arch/arc/include/asm/dma-mapping.h diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 7498aca4b887..89d47eac18b2 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -9,11 +9,15 @@ config ARC def_bool y select ARC_TIMERS + select ARCH_HAS_SYNC_DMA_FOR_CPU + select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_SG_CHAIN select ARCH_SUPPORTS_ATOMIC_RMW if ARC_HAS_LLSC select BUILDTIME_EXTABLE_SORT select CLONE_BACKWARDS select COMMON_CLK + select DMA_NONCOHERENT_OPS + select DMA_NONCOHERENT_MMAP select GENERIC_ATOMIC64 if !ISA_ARCV2 || !(ARC_HAS_LL64 && ARC_HAS_LLSC) select GENERIC_CLOCKEVENTS select GENERIC_FIND_FIRST_BIT diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index 4bd5d4369e05..bbdcb955e18f 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -2,6 +2,7 @@ generic-y += bugs.h generic-y += device.h generic-y += div64.h +generic-y += dma-mapping.h generic-y += emergency-restart.h generic-y += extable.h generic-y += fb.h diff --git a/arch/arc/include/asm/dma-mapping.h b/arch/arc/include/asm/dma-mapping.h deleted file mode 100644 index 7a16824bfe98..000000000000 --- a/arch/arc/include/asm/dma-mapping.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * DMA Mapping glue for ARC - * - * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef ASM_ARC_DMA_MAPPING_H -#define ASM_ARC_DMA_MAPPING_H - -extern const struct dma_map_ops arc_dma_ops; - -static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) -{ - return &arc_dma_ops; -} - -#endif diff --git a/arch/arc/mm/dma.c b/arch/arc/mm/dma.c index 1dcc404b5aec..e4cd485517b4 100644 --- a/arch/arc/mm/dma.c +++ b/arch/arc/mm/dma.c @@ -16,13 +16,12 @@ * The default DMA address == Phy address which is 0x8000_0000 based. */ -#include <linux/dma-mapping.h> +#include <linux/dma-noncoherent.h> #include <asm/cache.h> #include <asm/cacheflush.h> - -static void *arc_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) +void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, + gfp_t gfp, unsigned long attrs) { unsigned long order = get_order(size); struct page *page; @@ -89,7 +88,7 @@ static void *arc_dma_alloc(struct device *dev, size_t size, return kvaddr; } -static void arc_dma_free(struct device *dev, size_t size, void *vaddr, +void arch_dma_free(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, unsigned long attrs) { phys_addr_t paddr = dma_handle; @@ -105,9 +104,9 @@ static void arc_dma_free(struct device *dev, size_t size, void *vaddr, __free_pages(page, get_order(size)); } -static int arc_dma_mmap(struct device *dev, struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t dma_addr, size_t size, - unsigned long attrs) +int arch_dma_mmap(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size, + unsigned long attrs) { unsigned long user_count = vma_pages(vma); unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT; @@ -135,7 +134,7 @@ static int arc_dma_mmap(struct device *dev, struct vm_area_struct *vma, * CPU accesses page via normal paddr, thus needs to explicitly made * consistent before each use */ -static void _dma_cache_sync(phys_addr_t paddr, size_t size, +static void _dma_cache_sync(struct device *dev, phys_addr_t paddr, size_t size, enum dma_data_direction dir) { switch (dir) { @@ -153,126 +152,14 @@ static void _dma_cache_sync(phys_addr_t paddr, size_t size, } } -/* - * arc_dma_map_page - map a portion of a page for streaming DMA - * - * Ensure that any data held in the cache is appropriately discarded - * or written back. - * - * The device owns this memory once this call has completed. The CPU - * can regain ownership by calling dma_unmap_page(). - * - * Note: while it takes struct page as arg, caller can "abuse" it to pass - * a region larger than PAGE_SIZE, provided it is physically contiguous - * and this still works correctly - */ -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, - unsigned long attrs) -{ - phys_addr_t paddr = page_to_phys(page) + offset; - - if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) - _dma_cache_sync(paddr, size, dir); - - return paddr; -} - -/* - * arc_dma_unmap_page - unmap a buffer previously mapped through dma_map_page() - * - * After this call, reads by the CPU to the buffer are guaranteed to see - * whatever the device wrote there. - * - * Note: historically this routine was not implemented for ARC - */ -static void arc_dma_unmap_page(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir, - unsigned long attrs) -{ - phys_addr_t paddr = handle; - - if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) - _dma_cache_sync(paddr, size, dir); -} - -static int arc_dma_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, unsigned long attrs) -{ - struct scatterlist *s; - int i; - - for_each_sg(sg, s, nents, i) - s->dma_address = dma_map_page(dev, sg_page(s), s->offset, - s->length, dir); - - return nents; -} - -static void arc_dma_unmap_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, - unsigned long attrs) -{ - struct scatterlist *s; - int i; - - for_each_sg(sg, s, nents, i) - arc_dma_unmap_page(dev, sg_dma_address(s), sg_dma_len(s), dir, - attrs); -} - -static void arc_dma_sync_single_for_cpu(struct device *dev, - dma_addr_t dma_handle, size_t size, enum dma_data_direction dir) -{ - _dma_cache_sync(dma_handle, size, DMA_FROM_DEVICE); -} - -static void arc_dma_sync_single_for_device(struct device *dev, - dma_addr_t dma_handle, size_t size, enum dma_data_direction dir) +void arch_sync_dma_for_device(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir) { - _dma_cache_sync(dma_handle, size, DMA_TO_DEVICE); + return _dma_cache_sync(dev, paddr, size, dir); } -static void arc_dma_sync_sg_for_cpu(struct device *dev, - struct scatterlist *sglist, int nelems, - enum dma_data_direction dir) +void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir) { - int i; - struct scatterlist *sg; - - for_each_sg(sglist, sg, nelems, i) - _dma_cache_sync(sg_phys(sg), sg->length, dir); + return _dma_cache_sync(dev, paddr, size, dir); } - -static void arc_dma_sync_sg_for_device(struct device *dev, - struct scatterlist *sglist, int nelems, - enum dma_data_direction dir) -{ - int i; - struct scatterlist *sg; - - for_each_sg(sglist, sg, nelems, i) - _dma_cache_sync(sg_phys(sg), sg->length, dir); -} - -static int arc_dma_supported(struct device *dev, u64 dma_mask) -{ - /* Support 32 bit DMA mask exclusively */ - return dma_mask == DMA_BIT_MASK(32); -} - -const struct dma_map_ops arc_dma_ops = { - .alloc = arc_dma_alloc, - .free = arc_dma_free, - .mmap = arc_dma_mmap, - .map_page = arc_dma_map_page, - .unmap_page = arc_dma_unmap_page, - .map_sg = arc_dma_map_sg, - .unmap_sg = arc_dma_unmap_sg, - .sync_single_for_device = arc_dma_sync_single_for_device, - .sync_single_for_cpu = arc_dma_sync_single_for_cpu, - .sync_sg_for_cpu = arc_dma_sync_sg_for_cpu, - .sync_sg_for_device = arc_dma_sync_sg_for_device, - .dma_supported = arc_dma_supported, -}; -EXPORT_SYMBOL(arc_dma_ops); -- 2.17.0
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de> To: iommu@lists.linux-foundation.org Cc: linux-arch@vger.kernel.org, Michal Simek <monstr@monstr.eu>, Greentime Hu <green.hu@gmail.com>, Vincent Chen <deanbo422@gmail.com>, linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-m68k@lists.linux-m68k.org, nios2-dev@lists.rocketboards.org, openrisc@lists.librecores.org, linux-parisc@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-kernel@vger.kernel.org Subject: [PATCH 03/20] arc: use generic dma_noncoherent_ops Date: Fri, 11 May 2018 09:59:28 +0200 [thread overview] Message-ID: <20180511075945.16548-4-hch@lst.de> (raw) Message-ID: <20180511075928.fm06-9HlRg_AwL230a6F3rQa_7qo5UpeUjsn1J7NpGQ@z> (raw) In-Reply-To: <20180511075945.16548-1-hch@lst.de> Switch to the generic noncoherent direct mapping implementation. Signed-off-by: Christoph Hellwig <hch@lst.de> --- arch/arc/Kconfig | 4 + arch/arc/include/asm/Kbuild | 1 + arch/arc/include/asm/dma-mapping.h | 21 ----- arch/arc/mm/dma.c | 141 +++-------------------------- 4 files changed, 19 insertions(+), 148 deletions(-) delete mode 100644 arch/arc/include/asm/dma-mapping.h diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 7498aca4b887..89d47eac18b2 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -9,11 +9,15 @@ config ARC def_bool y select ARC_TIMERS + select ARCH_HAS_SYNC_DMA_FOR_CPU + select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_SG_CHAIN select ARCH_SUPPORTS_ATOMIC_RMW if ARC_HAS_LLSC select BUILDTIME_EXTABLE_SORT select CLONE_BACKWARDS select COMMON_CLK + select DMA_NONCOHERENT_OPS + select DMA_NONCOHERENT_MMAP select GENERIC_ATOMIC64 if !ISA_ARCV2 || !(ARC_HAS_LL64 && ARC_HAS_LLSC) select GENERIC_CLOCKEVENTS select GENERIC_FIND_FIRST_BIT diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild index 4bd5d4369e05..bbdcb955e18f 100644 --- a/arch/arc/include/asm/Kbuild +++ b/arch/arc/include/asm/Kbuild @@ -2,6 +2,7 @@ generic-y += bugs.h generic-y += device.h generic-y += div64.h +generic-y += dma-mapping.h generic-y += emergency-restart.h generic-y += extable.h generic-y += fb.h diff --git a/arch/arc/include/asm/dma-mapping.h b/arch/arc/include/asm/dma-mapping.h deleted file mode 100644 index 7a16824bfe98..000000000000 --- a/arch/arc/include/asm/dma-mapping.h +++ /dev/null @@ -1,21 +0,0 @@ -/* - * DMA Mapping glue for ARC - * - * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef ASM_ARC_DMA_MAPPING_H -#define ASM_ARC_DMA_MAPPING_H - -extern const struct dma_map_ops arc_dma_ops; - -static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) -{ - return &arc_dma_ops; -} - -#endif diff --git a/arch/arc/mm/dma.c b/arch/arc/mm/dma.c index 1dcc404b5aec..e4cd485517b4 100644 --- a/arch/arc/mm/dma.c +++ b/arch/arc/mm/dma.c @@ -16,13 +16,12 @@ * The default DMA address == Phy address which is 0x8000_0000 based. */ -#include <linux/dma-mapping.h> +#include <linux/dma-noncoherent.h> #include <asm/cache.h> #include <asm/cacheflush.h> - -static void *arc_dma_alloc(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) +void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, + gfp_t gfp, unsigned long attrs) { unsigned long order = get_order(size); struct page *page; @@ -89,7 +88,7 @@ static void *arc_dma_alloc(struct device *dev, size_t size, return kvaddr; } -static void arc_dma_free(struct device *dev, size_t size, void *vaddr, +void arch_dma_free(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, unsigned long attrs) { phys_addr_t paddr = dma_handle; @@ -105,9 +104,9 @@ static void arc_dma_free(struct device *dev, size_t size, void *vaddr, __free_pages(page, get_order(size)); } -static int arc_dma_mmap(struct device *dev, struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t dma_addr, size_t size, - unsigned long attrs) +int arch_dma_mmap(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size, + unsigned long attrs) { unsigned long user_count = vma_pages(vma); unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT; @@ -135,7 +134,7 @@ static int arc_dma_mmap(struct device *dev, struct vm_area_struct *vma, * CPU accesses page via normal paddr, thus needs to explicitly made * consistent before each use */ -static void _dma_cache_sync(phys_addr_t paddr, size_t size, +static void _dma_cache_sync(struct device *dev, phys_addr_t paddr, size_t size, enum dma_data_direction dir) { switch (dir) { @@ -153,126 +152,14 @@ static void _dma_cache_sync(phys_addr_t paddr, size_t size, } } -/* - * arc_dma_map_page - map a portion of a page for streaming DMA - * - * Ensure that any data held in the cache is appropriately discarded - * or written back. - * - * The device owns this memory once this call has completed. The CPU - * can regain ownership by calling dma_unmap_page(). - * - * Note: while it takes struct page as arg, caller can "abuse" it to pass - * a region larger than PAGE_SIZE, provided it is physically contiguous - * and this still works correctly - */ -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, - unsigned long attrs) -{ - phys_addr_t paddr = page_to_phys(page) + offset; - - if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) - _dma_cache_sync(paddr, size, dir); - - return paddr; -} - -/* - * arc_dma_unmap_page - unmap a buffer previously mapped through dma_map_page() - * - * After this call, reads by the CPU to the buffer are guaranteed to see - * whatever the device wrote there. - * - * Note: historically this routine was not implemented for ARC - */ -static void arc_dma_unmap_page(struct device *dev, dma_addr_t handle, - size_t size, enum dma_data_direction dir, - unsigned long attrs) -{ - phys_addr_t paddr = handle; - - if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) - _dma_cache_sync(paddr, size, dir); -} - -static int arc_dma_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, unsigned long attrs) -{ - struct scatterlist *s; - int i; - - for_each_sg(sg, s, nents, i) - s->dma_address = dma_map_page(dev, sg_page(s), s->offset, - s->length, dir); - - return nents; -} - -static void arc_dma_unmap_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, - unsigned long attrs) -{ - struct scatterlist *s; - int i; - - for_each_sg(sg, s, nents, i) - arc_dma_unmap_page(dev, sg_dma_address(s), sg_dma_len(s), dir, - attrs); -} - -static void arc_dma_sync_single_for_cpu(struct device *dev, - dma_addr_t dma_handle, size_t size, enum dma_data_direction dir) -{ - _dma_cache_sync(dma_handle, size, DMA_FROM_DEVICE); -} - -static void arc_dma_sync_single_for_device(struct device *dev, - dma_addr_t dma_handle, size_t size, enum dma_data_direction dir) +void arch_sync_dma_for_device(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir) { - _dma_cache_sync(dma_handle, size, DMA_TO_DEVICE); + return _dma_cache_sync(dev, paddr, size, dir); } -static void arc_dma_sync_sg_for_cpu(struct device *dev, - struct scatterlist *sglist, int nelems, - enum dma_data_direction dir) +void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir) { - int i; - struct scatterlist *sg; - - for_each_sg(sglist, sg, nelems, i) - _dma_cache_sync(sg_phys(sg), sg->length, dir); + return _dma_cache_sync(dev, paddr, size, dir); } - -static void arc_dma_sync_sg_for_device(struct device *dev, - struct scatterlist *sglist, int nelems, - enum dma_data_direction dir) -{ - int i; - struct scatterlist *sg; - - for_each_sg(sglist, sg, nelems, i) - _dma_cache_sync(sg_phys(sg), sg->length, dir); -} - -static int arc_dma_supported(struct device *dev, u64 dma_mask) -{ - /* Support 32 bit DMA mask exclusively */ - return dma_mask == DMA_BIT_MASK(32); -} - -const struct dma_map_ops arc_dma_ops = { - .alloc = arc_dma_alloc, - .free = arc_dma_free, - .mmap = arc_dma_mmap, - .map_page = arc_dma_map_page, - .unmap_page = arc_dma_unmap_page, - .map_sg = arc_dma_map_sg, - .unmap_sg = arc_dma_unmap_sg, - .sync_single_for_device = arc_dma_sync_single_for_device, - .sync_single_for_cpu = arc_dma_sync_single_for_cpu, - .sync_sg_for_cpu = arc_dma_sync_sg_for_cpu, - .sync_sg_for_device = arc_dma_sync_sg_for_device, - .dma_supported = arc_dma_supported, -}; -EXPORT_SYMBOL(arc_dma_ops); -- 2.17.0
next prev parent reply other threads:[~2018-05-11 7:59 UTC|newest] Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-05-11 7:59 common non-cache coherent direct dma mapping ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 01/20] dma-mapping: simplify Kconfig dependencies Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-1-hch-jcswGhMUV9g@public.gmane.org> 2018-05-11 7:59 ` [PATCH 02/20] dma-mapping: provide a generic dma-noncoherent implementation Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-3-hch-jcswGhMUV9g@public.gmane.org> 2018-05-18 13:03 ` Alexey Brodkin 2018-05-18 13:03 ` Alexey Brodkin [not found] ` <bad125dff49f6e49c895e818c9d1abb346a46e8e.camel-HKixBCOQz3hWk0Htik3J/w@public.gmane.org> 2018-05-18 13:27 ` hch-jcswGhMUV9g 2018-05-18 13:27 ` hch [not found] ` <20180518132731.GA31125-jcswGhMUV9g@public.gmane.org> 2018-05-18 14:13 ` Alexey Brodkin 2018-05-18 14:13 ` Alexey Brodkin 2018-05-18 17:28 ` Vineet Gupta 2018-05-18 17:28 ` Vineet Gupta 2018-05-18 17:20 ` dma_sync_*_for_cpu and direction=TO_DEVICE (was Re: [PATCH 02/20] dma-mapping: provide a generic dma-noncoherent implementation) Vineet Gupta 2018-05-18 17:20 ` Vineet Gupta 2018-05-18 17:50 ` Russell King - ARM Linux 2018-05-18 17:50 ` Russell King - ARM Linux [not found] ` <20180518175004.GF17671-l+eeeJia6m9URfEZ8mYm6t73F7V6hmMc@public.gmane.org> 2018-05-18 19:57 ` Alexey Brodkin 2018-05-18 19:57 ` Alexey Brodkin [not found] ` <182840dedb4890a88c672b1c5d556920bf89a8fb.camel-HKixBCOQz3hWk0Htik3J/w@public.gmane.org> 2018-05-18 21:33 ` Russell King - ARM Linux 2018-05-18 21:33 ` Russell King - ARM Linux 2018-05-18 20:35 ` Vineet Gupta 2018-05-18 20:35 ` Vineet Gupta 2018-05-18 21:55 ` Russell King - ARM Linux 2018-05-18 21:55 ` Russell King - ARM Linux 2018-05-18 20:05 ` [PATCH 02/20] dma-mapping: provide a generic dma-noncoherent implementation Helge Deller 2018-05-18 20:05 ` Helge Deller [not found] ` <0c5d27e9-2799-eb38-8b09-47a04c48b5c7-Mmb7MZpHnFY@public.gmane.org> 2018-05-19 6:38 ` hch-jcswGhMUV9g 2018-05-19 6:38 ` hch 2018-05-11 7:59 ` Christoph Hellwig [this message] 2018-05-11 7:59 ` [PATCH 03/20] arc: use generic dma_noncoherent_ops Christoph Hellwig [not found] ` <20180511075945.16548-4-hch-jcswGhMUV9g@public.gmane.org> 2018-05-11 12:44 ` Alexey Brodkin 2018-05-11 12:44 ` Alexey Brodkin 2018-05-11 7:59 ` [PATCH 04/20] arm-nommu: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-5-hch-jcswGhMUV9g@public.gmane.org> 2018-05-11 9:11 ` Russell King - ARM Linux 2018-05-11 9:11 ` Russell King - ARM Linux [not found] ` <20180511091114.GA16141-l+eeeJia6m9URfEZ8mYm6t73F7V6hmMc@public.gmane.org> 2018-05-22 11:53 ` Christoph Hellwig 2018-05-22 11:53 ` Christoph Hellwig 2018-05-11 13:56 ` John Garry 2018-05-11 13:56 ` John Garry 2018-05-11 7:59 ` [PATCH 05/20] c6x: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig [not found] ` <20180511075945.16548-6-hch-jcswGhMUV9g@public.gmane.org> 2018-05-15 0:25 ` [Linux-c6x-dev] " Mark Salter 2018-05-15 0:25 ` Mark Salter 2018-05-11 7:59 ` [PATCH 06/20] hexagon: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 07/20] m68k: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 08/20] microblaze: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 09/20] microblaze: remove the consistent_sync and consistent_sync_page Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 10/20] nds32: use generic dma_noncoherent_ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 11/20] nios2: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 12/20] openrisc: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 13/20] sh: simplify get_arch_dma_ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 14/20] sh: introduce a sh_cacheop_vaddr helper Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 15/20] sh: use dma_direct_ops for the CONFIG_DMA_COHERENT case Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 16/20] mm: split arch/sh/mm/consistent.c Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 17/20] sh: use generic dma_noncoherent_ops Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 18/20] xtensa: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 19/20] sparc: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-11 7:59 ` [PATCH 20/20] parisc: " Christoph Hellwig 2018-05-11 7:59 ` Christoph Hellwig 2018-05-13 13:26 ` common non-cache coherent direct dma mapping ops Helge Deller 2018-05-13 13:26 ` Helge Deller
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