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Diffstat (limited to 'arch/parisc/kernel/pci-dma.c')
-rw-r--r--arch/parisc/kernel/pci-dma.c22
1 files changed, 6 insertions, 16 deletions
diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c
index df47895db82..7d927eac932 100644
--- a/arch/parisc/kernel/pci-dma.c
+++ b/arch/parisc/kernel/pci-dma.c
@@ -447,10 +447,7 @@ static void pa11_dma_free_consistent (struct device *dev, size_t size, void *vad
static dma_addr_t pa11_dma_map_single(struct device *dev, void *addr, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE) {
- printk(KERN_ERR "pa11_dma_map_single(PCI_DMA_NONE) called by %p\n", __builtin_return_address(0));
- BUG();
- }
+ BUG_ON(direction == DMA_NONE);
flush_kernel_dcache_range((unsigned long) addr, size);
return virt_to_phys(addr);
@@ -458,10 +455,7 @@ static dma_addr_t pa11_dma_map_single(struct device *dev, void *addr, size_t siz
static void pa11_dma_unmap_single(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE) {
- printk(KERN_ERR "pa11_dma_unmap_single(PCI_DMA_NONE) called by %p\n", __builtin_return_address(0));
- BUG();
- }
+ BUG_ON(direction == DMA_NONE);
if (direction == DMA_TO_DEVICE)
return;
@@ -480,8 +474,7 @@ static int pa11_dma_map_sg(struct device *dev, struct scatterlist *sglist, int n
{
int i;
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
for (i = 0; i < nents; i++, sglist++ ) {
unsigned long vaddr = sg_virt_addr(sglist);
@@ -496,8 +489,7 @@ static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, in
{
int i;
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
if (direction == DMA_TO_DEVICE)
return;
@@ -511,16 +503,14 @@ static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, in
static void pa11_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, unsigned long offset, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
flush_kernel_dcache_range((unsigned long) phys_to_virt(dma_handle) + offset, size);
}
static void pa11_dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, unsigned long offset, size_t size, enum dma_data_direction direction)
{
- if (direction == DMA_NONE)
- BUG();
+ BUG_ON(direction == DMA_NONE);
flush_kernel_dcache_range((unsigned long) phys_to_virt(dma_handle) + offset, size);
}