[PATCH] dmaengine: use phys_addr_t for slave configuration

Linus Walleij
2013-04-26T09:07:04Z

The documentation already says these are physical addresses, and
we have concluded that any translation into the DMA address space
needs to reside in the dmaengine driver, so change the type of
the passed arguments.

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
include/linux/dmaengine.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 91ac8da..681df5f9 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -361,8 +361,8 @@ enum dma_slave_buswidth {
*/
struct dma_slave_config {
enum dma_transfer_direction direction;
- dma_addr_t src_addr;
- dma_addr_t dst_addr;
+ phys_addr_t src_addr;
+ phys_addr_t dst_addr;
enum dma_slave_buswidth src_addr_width;
enum dma_slave_buswidth dst_addr_width;
u32 src_maxburst;
--
1.8.1.4