From: Christoph Hellwig <hch@lst.de> To: Ralf Baechle <ralf@linux-mips.org>, James Hogan <jhogan@kernel.org> Cc: Florian Fainelli <f.fainelli@gmail.com>, David Daney <david.daney@cavium.com>, Kevin Cernekee <cernekee@gmail.com>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Tom Bogendoerfer <tsbogend@alpha.franken.de>, Huacai Chen <chenhc@lemote.com>, Paul Burton <paul.burton@mips.com>, iommu@lists.linux-foundation.org, linux-mips@linux-mips.org Subject: [PATCH 21/25] MIPS: jazz: split dma mapping operations from dma-default Date: Fri, 15 Jun 2018 13:08:50 +0200 [thread overview] Message-ID: <20180615110854.19253-22-hch@lst.de> (raw) In-Reply-To: <20180615110854.19253-1-hch@lst.de> Jazz actually has a very basic IOMMU, so split the ops into a separate implementation from the generic default support (which is about to go away anyway). Signed-off-by: Christoph Hellwig <hch@lst.de> --- arch/mips/include/asm/dma-mapping.h | 5 +- .../include/asm/mach-jazz/dma-coherence.h | 60 -------- arch/mips/jazz/Kconfig | 3 - arch/mips/jazz/jazzdma.c | 141 +++++++++++++++++- 4 files changed, 144 insertions(+), 65 deletions(-) delete mode 100644 arch/mips/include/asm/mach-jazz/dma-coherence.h diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h index e32a7b439816..caf97f739897 100644 --- a/arch/mips/include/asm/dma-mapping.h +++ b/arch/mips/include/asm/dma-mapping.h @@ -10,12 +10,15 @@ #include <dma-coherence.h> #endif +extern const struct dma_map_ops jazz_dma_ops; extern const struct dma_map_ops mips_default_dma_map_ops; extern const struct dma_map_ops mips_swiotlb_ops; static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { -#ifdef CONFIG_SWIOTLB +#if defined(CONFIG_MACH_JAZZ) + return &jazz_dma_ops; +#elif defined(CONFIG_SWIOTLB) return &mips_swiotlb_ops; #elif defined(CONFIG_MIPS_DMA_DEFAULT) return &mips_default_dma_map_ops; diff --git a/arch/mips/include/asm/mach-jazz/dma-coherence.h b/arch/mips/include/asm/mach-jazz/dma-coherence.h deleted file mode 100644 index dc347c25c343..000000000000 --- a/arch/mips/include/asm/mach-jazz/dma-coherence.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org> - */ -#ifndef __ASM_MACH_JAZZ_DMA_COHERENCE_H -#define __ASM_MACH_JAZZ_DMA_COHERENCE_H - -#include <asm/jazzdma.h> - -struct device; - -static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size) -{ - return vdma_alloc(virt_to_phys(addr), size); -} - -static inline dma_addr_t plat_map_dma_mem_page(struct device *dev, - struct page *page) -{ - return vdma_alloc(page_to_phys(page), PAGE_SIZE); -} - -static inline unsigned long plat_dma_addr_to_phys(struct device *dev, - dma_addr_t dma_addr) -{ - return vdma_log2phys(dma_addr); -} - -static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction direction) -{ - vdma_free(dma_addr); -} - -static inline int plat_dma_supported(struct device *dev, u64 mask) -{ - /* - * we fall back to GFP_DMA when the mask isn't all 1s, - * so we can't guarantee allocations that must be - * within a tighter range than GFP_DMA.. - */ - if (mask < DMA_BIT_MASK(24)) - return 0; - - return 1; -} - -static inline void plat_post_dma_flush(struct device *dev) -{ -} - -static inline int plat_device_is_coherent(struct device *dev) -{ - return 0; -} - -#endif /* __ASM_MACH_JAZZ_DMA_COHERENCE_H */ diff --git a/arch/mips/jazz/Kconfig b/arch/mips/jazz/Kconfig index d3ae3e0356f6..06838f80a5d7 100644 --- a/arch/mips/jazz/Kconfig +++ b/arch/mips/jazz/Kconfig @@ -3,7 +3,6 @@ config ACER_PICA_61 bool "Support for Acer PICA 1 chipset" depends on MACH_JAZZ select DMA_NONCOHERENT - select MIPS_DMA_DEFAULT select SYS_SUPPORTS_LITTLE_ENDIAN help This is a machine with a R4400 133/150 MHz CPU. To compile a Linux @@ -15,7 +14,6 @@ config MIPS_MAGNUM_4000 bool "Support for MIPS Magnum 4000" depends on MACH_JAZZ select DMA_NONCOHERENT - select MIPS_DMA_DEFAULT select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_LITTLE_ENDIAN help @@ -28,7 +26,6 @@ config OLIVETTI_M700 bool "Support for Olivetti M700-10" depends on MACH_JAZZ select DMA_NONCOHERENT - select MIPS_DMA_DEFAULT select SYS_SUPPORTS_LITTLE_ENDIAN help This is a machine with a R4000 100 MHz CPU. To compile a Linux diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c index d626a9a391cc..446fc8c92e1e 100644 --- a/arch/mips/jazz/jazzdma.c +++ b/arch/mips/jazz/jazzdma.c @@ -16,6 +16,8 @@ #include <linux/bootmem.h> #include <linux/spinlock.h> #include <linux/gfp.h> +#include <linux/dma-direct.h> +#include <linux/dma-noncoherent.h> #include <asm/mipsregs.h> #include <asm/jazz.h> #include <asm/io.h> @@ -86,6 +88,7 @@ static int __init vdma_init(void) printk(KERN_INFO "VDMA: R4030 DMA pagetables initialized.\n"); return 0; } +arch_initcall(vdma_init); /* * Allocate DMA pagetables using a simple first-fit algorithm @@ -556,4 +559,140 @@ int vdma_get_enable(int channel) return enable; } -arch_initcall(vdma_init); +static void *jazz_dma_alloc(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) +{ + void *ret; + + ret = dma_direct_alloc(dev, size, dma_handle, gfp, attrs); + if (!ret) + return NULL; + + *dma_handle = vdma_alloc(virt_to_phys(ret), size); + if (*dma_handle == VDMA_ERROR) { + dma_direct_free(dev, size, ret, *dma_handle, attrs); + return NULL; + } + + if (!(attrs & DMA_ATTR_NON_CONSISTENT)) { + dma_cache_wback_inv((unsigned long)ret, size); + ret = UNCAC_ADDR(ret); + } + return ret; +} + +static void jazz_dma_free(struct device *dev, size_t size, void *vaddr, + dma_addr_t dma_handle, unsigned long attrs) +{ + vdma_free(dma_handle); + if (!(attrs & DMA_ATTR_NON_CONSISTENT)) + vaddr = (void *)CAC_ADDR((unsigned long)vaddr); + return dma_direct_free(dev, size, vaddr, dma_handle, attrs); +} + +static dma_addr_t jazz_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 phys = page_to_phys(page) + offset; + + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_device(dev, phys, size, dir); + return vdma_alloc(phys, size); +} + +static void jazz_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, + size_t size, enum dma_data_direction dir, unsigned long attrs) +{ + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_cpu(dev, vdma_log2phys(dma_addr), size, dir); + vdma_free(dma_addr); +} + +static int jazz_dma_map_sg(struct device *dev, struct scatterlist *sglist, + int nents, enum dma_data_direction dir, unsigned long attrs) +{ + int i; + struct scatterlist *sg; + + for_each_sg(sglist, sg, nents, i) { + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_device(dev, sg_phys(sg), sg->length, + dir); + sg->dma_address = vdma_alloc(sg_phys(sg), sg->length); + if (sg->dma_address == VDMA_ERROR) + return 0; + sg_dma_len(sg) = sg->length; + } + + return nents; +} + +static void jazz_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, + int nents, enum dma_data_direction dir, unsigned long attrs) +{ + int i; + struct scatterlist *sg; + + for_each_sg(sglist, sg, nents, i) { + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_cpu(dev, sg_phys(sg), sg->length, + dir); + vdma_free(sg->dma_address); + } +} + +static void jazz_dma_sync_single_for_device(struct device *dev, + dma_addr_t addr, size_t size, enum dma_data_direction dir) +{ + arch_sync_dma_for_device(dev, vdma_log2phys(addr), size, dir); +} + +static void jazz_dma_sync_single_for_cpu(struct device *dev, + dma_addr_t addr, size_t size, enum dma_data_direction dir) +{ + arch_sync_dma_for_cpu(dev, vdma_log2phys(addr), size, dir); +} + +static void jazz_dma_sync_sg_for_device(struct device *dev, + struct scatterlist *sgl, int nents, enum dma_data_direction dir) +{ + struct scatterlist *sg; + int i; + + for_each_sg(sgl, sg, nents, i) + arch_sync_dma_for_device(dev, sg_phys(sg), sg->length, dir); +} + +static void jazz_dma_sync_sg_for_cpu(struct device *dev, + struct scatterlist *sgl, int nents, enum dma_data_direction dir) +{ + struct scatterlist *sg; + int i; + + for_each_sg(sgl, sg, nents, i) + arch_sync_dma_for_cpu(dev, sg_phys(sg), sg->length, dir); +} + +static int jazz_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) +{ + return dma_addr == VDMA_ERROR; +} + +const struct dma_map_ops jazz_dma_ops = { + .alloc = jazz_dma_alloc, + .free = jazz_dma_free, + .mmap = arch_dma_mmap, + .map_page = jazz_dma_map_page, + .unmap_page = jazz_dma_unmap_page, + .map_sg = jazz_dma_map_sg, + .unmap_sg = jazz_dma_unmap_sg, + .sync_single_for_cpu = jazz_dma_sync_single_for_cpu, + .sync_single_for_device = jazz_dma_sync_single_for_device, + .sync_sg_for_cpu = jazz_dma_sync_sg_for_cpu, + .sync_sg_for_device = jazz_dma_sync_sg_for_device, + .dma_supported = dma_direct_supported, + .cache_sync = arch_dma_cache_sync, + .mapping_error = jazz_dma_mapping_error, +}; +EXPORT_SYMBOL(jazz_dma_ops); -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> To: Ralf Baechle <ralf-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org>, James Hogan <jhogan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Cc: linux-mips-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org, Tom Bogendoerfer <tsbogend-I1c7kopa9pxLokYuJOExCg@public.gmane.org>, David Daney <david.daney-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org>, Kevin Cernekee <cernekee-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, Jiaxun Yang <jiaxun.yang-nEvAom26CKtBDgjK7y7TUQ@public.gmane.org>, Paul Burton <paul.burton-8NJIiSa5LzA@public.gmane.org>, Florian Fainelli <f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Huacai Chen <chenhc-h23VmSynlr/QT0dZR+AlfA@public.gmane.org> Subject: [PATCH 21/25] MIPS: jazz: split dma mapping operations from dma-default Date: Fri, 15 Jun 2018 13:08:50 +0200 [thread overview] Message-ID: <20180615110854.19253-22-hch@lst.de> (raw) In-Reply-To: <20180615110854.19253-1-hch-jcswGhMUV9g@public.gmane.org> Jazz actually has a very basic IOMMU, so split the ops into a separate implementation from the generic default support (which is about to go away anyway). Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> --- arch/mips/include/asm/dma-mapping.h | 5 +- .../include/asm/mach-jazz/dma-coherence.h | 60 -------- arch/mips/jazz/Kconfig | 3 - arch/mips/jazz/jazzdma.c | 141 +++++++++++++++++- 4 files changed, 144 insertions(+), 65 deletions(-) delete mode 100644 arch/mips/include/asm/mach-jazz/dma-coherence.h diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h index e32a7b439816..caf97f739897 100644 --- a/arch/mips/include/asm/dma-mapping.h +++ b/arch/mips/include/asm/dma-mapping.h @@ -10,12 +10,15 @@ #include <dma-coherence.h> #endif +extern const struct dma_map_ops jazz_dma_ops; extern const struct dma_map_ops mips_default_dma_map_ops; extern const struct dma_map_ops mips_swiotlb_ops; static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { -#ifdef CONFIG_SWIOTLB +#if defined(CONFIG_MACH_JAZZ) + return &jazz_dma_ops; +#elif defined(CONFIG_SWIOTLB) return &mips_swiotlb_ops; #elif defined(CONFIG_MIPS_DMA_DEFAULT) return &mips_default_dma_map_ops; diff --git a/arch/mips/include/asm/mach-jazz/dma-coherence.h b/arch/mips/include/asm/mach-jazz/dma-coherence.h deleted file mode 100644 index dc347c25c343..000000000000 --- a/arch/mips/include/asm/mach-jazz/dma-coherence.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 2006 Ralf Baechle <ralf-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org> - */ -#ifndef __ASM_MACH_JAZZ_DMA_COHERENCE_H -#define __ASM_MACH_JAZZ_DMA_COHERENCE_H - -#include <asm/jazzdma.h> - -struct device; - -static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr, size_t size) -{ - return vdma_alloc(virt_to_phys(addr), size); -} - -static inline dma_addr_t plat_map_dma_mem_page(struct device *dev, - struct page *page) -{ - return vdma_alloc(page_to_phys(page), PAGE_SIZE); -} - -static inline unsigned long plat_dma_addr_to_phys(struct device *dev, - dma_addr_t dma_addr) -{ - return vdma_log2phys(dma_addr); -} - -static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction direction) -{ - vdma_free(dma_addr); -} - -static inline int plat_dma_supported(struct device *dev, u64 mask) -{ - /* - * we fall back to GFP_DMA when the mask isn't all 1s, - * so we can't guarantee allocations that must be - * within a tighter range than GFP_DMA.. - */ - if (mask < DMA_BIT_MASK(24)) - return 0; - - return 1; -} - -static inline void plat_post_dma_flush(struct device *dev) -{ -} - -static inline int plat_device_is_coherent(struct device *dev) -{ - return 0; -} - -#endif /* __ASM_MACH_JAZZ_DMA_COHERENCE_H */ diff --git a/arch/mips/jazz/Kconfig b/arch/mips/jazz/Kconfig index d3ae3e0356f6..06838f80a5d7 100644 --- a/arch/mips/jazz/Kconfig +++ b/arch/mips/jazz/Kconfig @@ -3,7 +3,6 @@ config ACER_PICA_61 bool "Support for Acer PICA 1 chipset" depends on MACH_JAZZ select DMA_NONCOHERENT - select MIPS_DMA_DEFAULT select SYS_SUPPORTS_LITTLE_ENDIAN help This is a machine with a R4400 133/150 MHz CPU. To compile a Linux @@ -15,7 +14,6 @@ config MIPS_MAGNUM_4000 bool "Support for MIPS Magnum 4000" depends on MACH_JAZZ select DMA_NONCOHERENT - select MIPS_DMA_DEFAULT select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_LITTLE_ENDIAN help @@ -28,7 +26,6 @@ config OLIVETTI_M700 bool "Support for Olivetti M700-10" depends on MACH_JAZZ select DMA_NONCOHERENT - select MIPS_DMA_DEFAULT select SYS_SUPPORTS_LITTLE_ENDIAN help This is a machine with a R4000 100 MHz CPU. To compile a Linux diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c index d626a9a391cc..446fc8c92e1e 100644 --- a/arch/mips/jazz/jazzdma.c +++ b/arch/mips/jazz/jazzdma.c @@ -16,6 +16,8 @@ #include <linux/bootmem.h> #include <linux/spinlock.h> #include <linux/gfp.h> +#include <linux/dma-direct.h> +#include <linux/dma-noncoherent.h> #include <asm/mipsregs.h> #include <asm/jazz.h> #include <asm/io.h> @@ -86,6 +88,7 @@ static int __init vdma_init(void) printk(KERN_INFO "VDMA: R4030 DMA pagetables initialized.\n"); return 0; } +arch_initcall(vdma_init); /* * Allocate DMA pagetables using a simple first-fit algorithm @@ -556,4 +559,140 @@ int vdma_get_enable(int channel) return enable; } -arch_initcall(vdma_init); +static void *jazz_dma_alloc(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) +{ + void *ret; + + ret = dma_direct_alloc(dev, size, dma_handle, gfp, attrs); + if (!ret) + return NULL; + + *dma_handle = vdma_alloc(virt_to_phys(ret), size); + if (*dma_handle == VDMA_ERROR) { + dma_direct_free(dev, size, ret, *dma_handle, attrs); + return NULL; + } + + if (!(attrs & DMA_ATTR_NON_CONSISTENT)) { + dma_cache_wback_inv((unsigned long)ret, size); + ret = UNCAC_ADDR(ret); + } + return ret; +} + +static void jazz_dma_free(struct device *dev, size_t size, void *vaddr, + dma_addr_t dma_handle, unsigned long attrs) +{ + vdma_free(dma_handle); + if (!(attrs & DMA_ATTR_NON_CONSISTENT)) + vaddr = (void *)CAC_ADDR((unsigned long)vaddr); + return dma_direct_free(dev, size, vaddr, dma_handle, attrs); +} + +static dma_addr_t jazz_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 phys = page_to_phys(page) + offset; + + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_device(dev, phys, size, dir); + return vdma_alloc(phys, size); +} + +static void jazz_dma_unmap_page(struct device *dev, dma_addr_t dma_addr, + size_t size, enum dma_data_direction dir, unsigned long attrs) +{ + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_cpu(dev, vdma_log2phys(dma_addr), size, dir); + vdma_free(dma_addr); +} + +static int jazz_dma_map_sg(struct device *dev, struct scatterlist *sglist, + int nents, enum dma_data_direction dir, unsigned long attrs) +{ + int i; + struct scatterlist *sg; + + for_each_sg(sglist, sg, nents, i) { + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_device(dev, sg_phys(sg), sg->length, + dir); + sg->dma_address = vdma_alloc(sg_phys(sg), sg->length); + if (sg->dma_address == VDMA_ERROR) + return 0; + sg_dma_len(sg) = sg->length; + } + + return nents; +} + +static void jazz_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, + int nents, enum dma_data_direction dir, unsigned long attrs) +{ + int i; + struct scatterlist *sg; + + for_each_sg(sglist, sg, nents, i) { + if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) + arch_sync_dma_for_cpu(dev, sg_phys(sg), sg->length, + dir); + vdma_free(sg->dma_address); + } +} + +static void jazz_dma_sync_single_for_device(struct device *dev, + dma_addr_t addr, size_t size, enum dma_data_direction dir) +{ + arch_sync_dma_for_device(dev, vdma_log2phys(addr), size, dir); +} + +static void jazz_dma_sync_single_for_cpu(struct device *dev, + dma_addr_t addr, size_t size, enum dma_data_direction dir) +{ + arch_sync_dma_for_cpu(dev, vdma_log2phys(addr), size, dir); +} + +static void jazz_dma_sync_sg_for_device(struct device *dev, + struct scatterlist *sgl, int nents, enum dma_data_direction dir) +{ + struct scatterlist *sg; + int i; + + for_each_sg(sgl, sg, nents, i) + arch_sync_dma_for_device(dev, sg_phys(sg), sg->length, dir); +} + +static void jazz_dma_sync_sg_for_cpu(struct device *dev, + struct scatterlist *sgl, int nents, enum dma_data_direction dir) +{ + struct scatterlist *sg; + int i; + + for_each_sg(sgl, sg, nents, i) + arch_sync_dma_for_cpu(dev, sg_phys(sg), sg->length, dir); +} + +static int jazz_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) +{ + return dma_addr == VDMA_ERROR; +} + +const struct dma_map_ops jazz_dma_ops = { + .alloc = jazz_dma_alloc, + .free = jazz_dma_free, + .mmap = arch_dma_mmap, + .map_page = jazz_dma_map_page, + .unmap_page = jazz_dma_unmap_page, + .map_sg = jazz_dma_map_sg, + .unmap_sg = jazz_dma_unmap_sg, + .sync_single_for_cpu = jazz_dma_sync_single_for_cpu, + .sync_single_for_device = jazz_dma_sync_single_for_device, + .sync_sg_for_cpu = jazz_dma_sync_sg_for_cpu, + .sync_sg_for_device = jazz_dma_sync_sg_for_device, + .dma_supported = dma_direct_supported, + .cache_sync = arch_dma_cache_sync, + .mapping_error = jazz_dma_mapping_error, +}; +EXPORT_SYMBOL(jazz_dma_ops); -- 2.17.1
next prev parent reply other threads:[~2018-06-15 11:18 UTC|newest] Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-06-15 11:08 switch mips to use the generic dma map ops v2 Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 01/25] MIPS: remove a dead ifdef from mach-ath25/dma-coherence.h Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 02/25] MIPS: simplify CONFIG_DMA_NONCOHERENT ifdefs Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 03/25] MIPS: remove CONFIG_DMA_COHERENT Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 04/25] MIPS: Octeon: unexport __phys_to_dma and __dma_to_phys Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 05/25] MIPS: Octeon: refactor swiotlb code Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 06/25] MIPS: loongson: remove loongson_dma_supported Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 07/25] MIPS: consolidate the swiotlb implementations Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 08/25] MIPS: remove the mips_dma_map_ops indirection Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 09/25] MIPS: make the default mips dma implementation optional Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 10/25] MIPS: Octeon: remove mips dma-default stubs Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 11/25] MIPS: Octeon: move swiotlb declarations out of dma-coherence.h Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 12/25] MIPS: loongson: untangle dma implementations Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 13/25] MIPS: loongson: remove loongson-3 handling from dma-coherence.h Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 14/25] MIPS: use dma_direct_ops for coherent I/O Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 15/25] MIPS: IP27: use dma_direct_ops Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 16/25] MIPS: move coherentio setup to setup.c Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 17/25] MIPS: use generic dma noncoherent ops for simple noncoherent platforms Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 18/25] MIPS: loongson64: use generic dma noncoherent ops Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-19 23:19 ` Paul Burton 2018-06-19 23:19 ` Paul Burton 2018-06-19 23:19 ` Paul Burton 2018-06-20 7:23 ` Christoph Hellwig 2018-06-20 7:23 ` Christoph Hellwig 2018-06-20 7:23 ` Christoph Hellwig 2018-07-10 12:35 ` Christoph Hellwig 2018-07-10 12:35 ` Christoph Hellwig 2018-07-10 18:02 ` Paul Burton 2018-07-10 18:02 ` Paul Burton 2018-06-15 11:08 ` [PATCH 19/25] MIPS: IP32: " Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 20/25] MIPS: ath25: " Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig [this message] 2018-06-15 11:08 ` [PATCH 21/25] MIPS: jazz: split dma mapping operations from dma-default Christoph Hellwig 2018-07-11 12:39 ` Tom Bogendoerfer 2018-06-15 11:08 ` [PATCH 22/25] dma-noncoherent: add a arch_sync_dma_for_cpu_all hook Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 23/25] MIPS: bmips: use generic dma noncoherent ops Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 24/25] MIPS: remove the old dma-default implementation Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig 2018-06-15 11:08 ` [PATCH 25/25] MIPS: remove unneeded includes from dma-mapping.h Christoph Hellwig 2018-06-15 11:08 ` Christoph Hellwig -- strict thread matches above, loose matches on Subject: below -- 2018-05-25 9:20 [RFC] switch mips to use the generic dma map ops Christoph Hellwig 2018-05-25 9:21 ` [PATCH 21/25] MIPS: jazz: split dma mapping operations from dma-default Christoph Hellwig 2018-05-25 9:21 ` Christoph Hellwig
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20180615110854.19253-22-hch@lst.de \ --to=hch@lst.de \ --cc=cernekee@gmail.com \ --cc=chenhc@lemote.com \ --cc=david.daney@cavium.com \ --cc=f.fainelli@gmail.com \ --cc=iommu@lists.linux-foundation.org \ --cc=jhogan@kernel.org \ --cc=jiaxun.yang@flygoat.com \ --cc=linux-mips@linux-mips.org \ --cc=paul.burton@mips.com \ --cc=ralf@linux-mips.org \ --cc=tsbogend@alpha.franken.de \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.