diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/dmaengine.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 78784982b33e..4d8d619f28bc 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h | |||
| @@ -31,6 +31,8 @@ | |||
| 31 | * if dma_cookie_t is >0 it's a DMA request cookie, <0 it's an error code | 31 | * if dma_cookie_t is >0 it's a DMA request cookie, <0 it's an error code |
| 32 | */ | 32 | */ |
| 33 | typedef s32 dma_cookie_t; | 33 | typedef s32 dma_cookie_t; |
| 34 | #define DMA_MIN_COOKIE 1 | ||
| 35 | #define DMA_MAX_COOKIE INT_MAX | ||
| 34 | 36 | ||
| 35 | #define dma_submit_error(cookie) ((cookie) < 0 ? 1 : 0) | 37 | #define dma_submit_error(cookie) ((cookie) < 0 ? 1 : 0) |
| 36 | 38 | ||