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Message-id: <1329129329-25205-1-git-send-email-m.szyprowski@samsung.com>
Date: Mon, 13 Feb 2012 11:35:28 +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 v2] 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]
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..cbd41f5 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, NULL);
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, NULL);
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
--
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