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Date: Mon, 13 Feb 2012 13:41:55 +0100 From: Marek Szyprowski <m.szyprowski@...sung.com> To: linux-kernel@...r.kernel.org Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>, Thomas Gleixner <tglx@...utronix.de>, Andrew Morton <akpm@...ux-foundation.org>, Arnd Bergmann <arnd@...db.de>, Stephen Rothwell <sfr@...b.auug.org.au>, FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>, microblaze-uclinux@...e.uq.edu.au, linux-arch@...r.kernel.org, x86@...nel.org, linux-sh@...r.kernel.org, linux-alpha@...r.kernel.org, sparclinux@...r.kernel.org, linux-ia64@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org, linux-mips@...ux-mips.org, discuss@...-64.org, linux-arm-kernel@...ts.infradead.org, linux-mm@...ck.org, linaro-mm-sig@...ts.linaro.org, Jonathan Corbet <corbet@....net>, Marek Szyprowski <m.szyprowski@...sung.com>, Kyungmin Park <kyungmin.park@...sung.com>, Andrzej Pietrasiewicz <andrzej.p@...sung.com> Subject: [PATCH 03/14 v3] MIPS: adapt for dma_map_ops changes From: Andrzej Pietrasiewicz <andrzej.p@...sung.com> Adapt core MIPS architecture code for dma_map_ops changes: replace alloc/free_coherent with generic alloc/free methods. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@...sung.com> [added missing changes to arch/mips/cavium-octeon/dma-octeon.c, fixed attrs argument in dma-mapping.h] Signed-off-by: Marek Szyprowski <m.szyprowski@...sung.com> Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com> --- arch/mips/cavium-octeon/dma-octeon.c | 16 ++++++++-------- arch/mips/include/asm/dma-mapping.h | 18 ++++++++++++------ arch/mips/mm/dma-default.c | 8 ++++---- 3 files changed, 24 insertions(+), 18 deletions(-) diff --git a/arch/mips/cavium-octeon/dma-octeon.c b/arch/mips/cavium-octeon/dma-octeon.c index b6bb92c..df70600 100644 --- a/arch/mips/cavium-octeon/dma-octeon.c +++ b/arch/mips/cavium-octeon/dma-octeon.c @@ -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) + dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) { void *ret; @@ -184,7 +184,7 @@ static void *octeon_dma_alloc_coherent(struct device *dev, size_t size, /* Don't invoke OOM killer */ gfp |= __GFP_NORETRY; - ret = swiotlb_alloc_coherent(dev, size, dma_handle, gfp); + ret = swiotlb_alloc_coherent(dev, size, dma_handle, gfp, attrs); mb(); @@ -192,14 +192,14 @@ 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) + void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs) { int order = get_order(size); if (dma_release_from_coherent(dev, order, vaddr)) return; - swiotlb_free_coherent(dev, size, vaddr, dma_handle); + swiotlb_free_coherent(dev, size, vaddr, dma_handle, attrs); } static dma_addr_t octeon_unity_phys_to_dma(struct device *dev, phys_addr_t paddr) @@ -240,8 +240,8 @@ EXPORT_SYMBOL(dma_to_phys); static struct octeon_dma_map_ops octeon_linear_dma_map_ops = { .dma_map_ops = { - .alloc_coherent = octeon_dma_alloc_coherent, - .free_coherent = octeon_dma_free_coherent, + .alloc = octeon_dma_alloc_coherent, + .free = octeon_dma_free_coherent, .map_page = octeon_dma_map_page, .unmap_page = swiotlb_unmap_page, .map_sg = octeon_dma_map_sg, @@ -325,8 +325,8 @@ void __init plat_swiotlb_setup(void) #ifdef CONFIG_PCI static struct octeon_dma_map_ops _octeon_pci_dma_map_ops = { .dma_map_ops = { - .alloc_coherent = octeon_dma_alloc_coherent, - .free_coherent = octeon_dma_free_coherent, + .alloc = octeon_dma_alloc_coherent, + .free = octeon_dma_free_coherent, .map_page = octeon_dma_map_page, .unmap_page = swiotlb_unmap_page, .map_sg = octeon_dma_map_sg, diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h index 7aa37dd..be39a12 100644 --- a/arch/mips/include/asm/dma-mapping.h +++ b/arch/mips/include/asm/dma-mapping.h @@ -57,25 +57,31 @@ dma_set_mask(struct device *dev, u64 mask) extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction); -static inline void *dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp) +#define dma_alloc_coherent(d,s,h,f) dma_alloc_attrs(d,s,h,f,NULL) + +static inline void *dma_alloc_attrs(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t gfp, + struct dma_attrs *attrs) { void *ret; struct dma_map_ops *ops = get_dma_ops(dev); - ret = ops->alloc_coherent(dev, size, dma_handle, gfp); + ret = ops->alloc(dev, size, dma_handle, gfp, attrs); debug_dma_alloc_coherent(dev, size, *dma_handle, ret); return ret; } -static inline void dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle) +#define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL) + +static inline void dma_free_attrs(struct device *dev, size_t size, + void *vaddr, dma_addr_t dma_handle, + struct dma_attrs *attrs) { struct dma_map_ops *ops = get_dma_ops(dev); - ops->free_coherent(dev, size, vaddr, dma_handle); + ops->free(dev, size, vaddr, dma_handle, attrs); debug_dma_free_coherent(dev, size, vaddr, dma_handle); } diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index 4608491..3fab204 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -98,7 +98,7 @@ void *dma_alloc_noncoherent(struct device *dev, size_t size, EXPORT_SYMBOL(dma_alloc_noncoherent); static void *mips_dma_alloc_coherent(struct device *dev, size_t size, - dma_addr_t * dma_handle, gfp_t gfp) + dma_addr_t * dma_handle, gfp_t gfp, struct dma_attrs *attrs) { void *ret; @@ -132,7 +132,7 @@ void dma_free_noncoherent(struct device *dev, size_t size, void *vaddr, EXPORT_SYMBOL(dma_free_noncoherent); static void mips_dma_free_coherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle) + dma_addr_t dma_handle, struct dma_attrs *attrs) { unsigned long addr = (unsigned long) vaddr; int order = get_order(size); @@ -323,8 +323,8 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size, EXPORT_SYMBOL(dma_cache_sync); static struct dma_map_ops mips_default_dma_map_ops = { - .alloc_coherent = mips_dma_alloc_coherent, - .free_coherent = mips_dma_free_coherent, + .alloc = mips_dma_alloc_coherent, + .free = mips_dma_free_coherent, .map_page = mips_dma_map_page, .unmap_page = mips_dma_unmap_page, .map_sg = mips_dma_map_sg, -- 1.7.1.569.g6f426 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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