[PATCH 1/3] MIPS: Add size and direction arguments to plat_unmap_dma_mem()

From: Kevin Cernekee
Date: Thu Apr 23 2009 - 21:47:48 EST


Signed-off-by: Kevin Cernekee <cernekee@xxxxxxxxx>
---
.../include/asm/mach-cavium-octeon/dma-coherence.h | 3 ++-
arch/mips/include/asm/mach-generic/dma-coherence.h | 3 ++-
arch/mips/include/asm/mach-ip27/dma-coherence.h | 3 ++-
arch/mips/include/asm/mach-ip32/dma-coherence.h | 3 ++-
arch/mips/include/asm/mach-jazz/dma-coherence.h | 3 ++-
arch/mips/include/asm/mach-lemote/dma-coherence.h | 3 ++-
arch/mips/mm/dma-default.c | 8 ++++----
7 files changed, 16 insertions(+), 10 deletions(-)

diff --git a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h
index f30fce9..7289e67 100644
--- a/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h
+++ b/arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h
@@ -35,7 +35,8 @@ static inline unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr)
return dma_addr;
}

-static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t 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)
{
octeon_unmap_dma_mem(dev, dma_addr);
}
diff --git a/arch/mips/include/asm/mach-generic/dma-coherence.h b/arch/mips/include/asm/mach-generic/dma-coherence.h
index 36c611b..804c2de 100644
--- a/arch/mips/include/asm/mach-generic/dma-coherence.h
+++ b/arch/mips/include/asm/mach-generic/dma-coherence.h
@@ -28,7 +28,8 @@ static inline unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr)
return dma_addr;
}

-static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t 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)
{
}

diff --git a/arch/mips/include/asm/mach-ip27/dma-coherence.h b/arch/mips/include/asm/mach-ip27/dma-coherence.h
index 4c21bfc..8676673 100644
--- a/arch/mips/include/asm/mach-ip27/dma-coherence.h
+++ b/arch/mips/include/asm/mach-ip27/dma-coherence.h
@@ -38,7 +38,8 @@ static unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr)
return dma_addr & ~(0xffUL << 56);
}

-static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t 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)
{
}

diff --git a/arch/mips/include/asm/mach-ip32/dma-coherence.h b/arch/mips/include/asm/mach-ip32/dma-coherence.h
index 7ae40f4..d41805e 100644
--- a/arch/mips/include/asm/mach-ip32/dma-coherence.h
+++ b/arch/mips/include/asm/mach-ip32/dma-coherence.h
@@ -60,7 +60,8 @@ static unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr)
return addr;
}

-static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t 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)
{
}

diff --git a/arch/mips/include/asm/mach-jazz/dma-coherence.h b/arch/mips/include/asm/mach-jazz/dma-coherence.h
index 1c7cd27..5f3d7ea 100644
--- a/arch/mips/include/asm/mach-jazz/dma-coherence.h
+++ b/arch/mips/include/asm/mach-jazz/dma-coherence.h
@@ -27,7 +27,8 @@ static unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr)
return vdma_log2phys(dma_addr);
}

-static void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr)
+static 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);
}
diff --git a/arch/mips/include/asm/mach-lemote/dma-coherence.h b/arch/mips/include/asm/mach-lemote/dma-coherence.h
index 38fad7d..c78f1d8 100644
--- a/arch/mips/include/asm/mach-lemote/dma-coherence.h
+++ b/arch/mips/include/asm/mach-lemote/dma-coherence.h
@@ -30,7 +30,8 @@ static inline unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr)
return dma_addr & 0x7fffffff;
}

-static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t 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)
{
}

diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 4fdb7f5..30b108c 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -111,7 +111,7 @@ EXPORT_SYMBOL(dma_alloc_coherent);
void dma_free_noncoherent(struct device *dev, size_t size, void *vaddr,
dma_addr_t dma_handle)
{
- plat_unmap_dma_mem(dev, dma_handle);
+ plat_unmap_dma_mem(dev, dma_handle, size, DMA_BIDIRECTIONAL);
free_pages((unsigned long) vaddr, get_order(size));
}

@@ -122,7 +122,7 @@ void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
{
unsigned long addr = (unsigned long) vaddr;

- plat_unmap_dma_mem(dev, dma_handle);
+ plat_unmap_dma_mem(dev, dma_handle, size, DMA_BIDIRECTIONAL);

if (!plat_device_is_coherent(dev))
addr = CAC_ADDR(addr);
@@ -173,7 +173,7 @@ void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
__dma_sync(dma_addr_to_virt(dma_addr), size,
direction);

- plat_unmap_dma_mem(dev, dma_addr);
+ plat_unmap_dma_mem(dev, dma_addr, size, direction);
}

EXPORT_SYMBOL(dma_unmap_single);
@@ -232,7 +232,7 @@ void dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
if (addr)
__dma_sync(addr, sg->length, direction);
}
- plat_unmap_dma_mem(dev, sg->dma_address);
+ plat_unmap_dma_mem(dev, sg->dma_address, sg->length, direction);
}
}

--
1.5.3.6

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