Merge branch 'x86/untangle2' of git://git.kernel.org/pub/scm/linux/kernel/git/jeremy...

[linux-2.6-omap-h63xx.git] / arch / mips / mm / dma-default.c

diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 5b98d0e731c2238ae0f8ff64d3a3d139aa4ef562..546e6977d4ffb0bd1910a57114803bdb1bffe858 100644 (file)
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -111,6 +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);
        free_pages((unsigned long) vaddr, get_order(size));
 }
 
@@ -121,6 +122,8 @@ 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);
+
        if (!plat_device_is_coherent(dev))
                addr = CAC_ADDR(addr);
 
@@ -170,7 +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(dma_addr);
+       plat_unmap_dma_mem(dev, dma_addr);
 }
 
 EXPORT_SYMBOL(dma_unmap_single);
@@ -226,7 +229,7 @@ void dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
                dma_cache_wback_inv(addr, size);
        }
 
-       plat_unmap_dma_mem(dma_address);
+       plat_unmap_dma_mem(dev, dma_address);
 }
 
 EXPORT_SYMBOL(dma_unmap_page);
@@ -246,7 +249,7 @@ void dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries,
                        if (addr)
                                __dma_sync(addr, sg->length, direction);
                }
-               plat_unmap_dma_mem(sg->dma_address);
+               plat_unmap_dma_mem(dev, sg->dma_address);
        }
 }
 
@@ -272,6 +275,7 @@ void dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle,
 {
        BUG_ON(direction == DMA_NONE);
 
+       plat_extra_sync_for_device(dev);
        if (!plat_device_is_coherent(dev)) {
                unsigned long addr;
 
@@ -302,6 +306,7 @@ void dma_sync_single_range_for_device(struct device *dev, dma_addr_t dma_handle,
 {
        BUG_ON(direction == DMA_NONE);
 
+       plat_extra_sync_for_device(dev);
        if (!plat_device_is_coherent(dev)) {
                unsigned long addr;
 
@@ -348,22 +353,14 @@ EXPORT_SYMBOL(dma_sync_sg_for_device);
 
 int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
 {
-       return 0;
+       return plat_dma_mapping_error(dev, dma_addr);
 }
 
 EXPORT_SYMBOL(dma_mapping_error);
 
 int 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;
+       return plat_dma_supported(dev, mask);
 }
 
 EXPORT_SYMBOL(dma_supported);
@@ -380,6 +377,7 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
 {
        BUG_ON(direction == DMA_NONE);
 
+       plat_extra_sync_for_device(dev);
        if (!plat_device_is_coherent(dev))
                __dma_sync((unsigned long)vaddr, size, direction);
 }