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Subject[PATCH 03/14 v2] MIPS: adapt for dma_map_ops changes
From: Andrzej Pietrasiewicz <andrzej.p@samsung.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@samsung.com>
[added missing changes to arch/mips/cavium-octeon/dma-octeon.c]
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.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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