diff options
Diffstat (limited to 'include/asm-arm/dma.h')
| -rw-r--r-- | include/asm-arm/dma.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/asm-arm/dma.h b/include/asm-arm/dma.h index ef41df43a584..49c01e2bf7c8 100644 --- a/include/asm-arm/dma.h +++ b/include/asm-arm/dma.h @@ -10,6 +10,13 @@ typedef unsigned int dmach_t; #include <asm/arch/dma.h> /* + * This is the maximum virtual address which can be DMA'd from. + */ +#ifndef MAX_DMA_ADDRESS +#define MAX_DMA_ADDRESS 0xffffffff +#endif + +/* * DMA modes */ typedef unsigned int dmamode_t; @@ -91,7 +98,9 @@ extern void set_dma_sg(dmach_t channel, struct scatterlist *sg, int nr_sg); * especially since some DMA architectures don't update the * DMA address immediately, but defer it to the enable_dma(). */ -extern void set_dma_addr(dmach_t channel, unsigned long physaddr); +extern void __set_dma_addr(dmach_t channel, void *addr); +#define set_dma_addr(channel, addr) \ + __set_dma_addr(channel, bus_to_virt(addr)) /* Set the DMA byte count for this channel * |