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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-04 08:20:14 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-04 08:20:14 -0800 |
| commit | 9bb676966aa85e56af00b353387d3c274a26e480 (patch) | |
| tree | cafc9a409aa05cc9060eb53f03c35881f41b6cec /include | |
| parent | 0f2cc4ecd81dc1917a041dc93db0ada28f8356fa (diff) | |
| parent | dd58ffcf5a5352fc10820c8ffbcd5fed416a2c3a (diff) | |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx: (28 commits)
ioat: cleanup ->timer_fn() and ->cleanup_fn() prototypes
ioat3: interrupt coalescing
ioat: close potential BUG_ON race in the descriptor cleanup path
ioat2: kill pending flag
ioat3: use ioat2_quiesce()
ioat3: cleanup, don't enable DCA completion writes
DMAENGINE: COH 901 318 lli sg offset fix
DMAENGINE: COH 901 318 configure channel direction
DMAENGINE: COH 901 318 remove irq counting
DMAENGINE: COH 901 318 descriptor pool refactoring
DMAENGINE: COH 901 318 cleanups
dma: Add MPC512x DMA driver
Debugging options for the DMA engine subsystem
iop-adma: redundant/wrong tests in iop_*_count()?
dmatest: fix handling of an even number of xor_sources
dmatest: correct raid6 PQ test
fsldma: Fix cookie issues
fsldma: Fix cookie issues
dma: cases IPU_PIX_FMT_BGRA32, BGR32 and ABGR32 are the same in ipu_ch_param_set_size()
dma: make Open Firmware device id constant
...
Diffstat (limited to 'include')
| -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 21fd9b7c6a4..20ea12c86fd 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -31,6 +31,8 @@ * if dma_cookie_t is >0 it's a DMA request cookie, <0 it's an error code */ typedef s32 dma_cookie_t; +#define DMA_MIN_COOKIE 1 +#define DMA_MAX_COOKIE INT_MAX #define dma_submit_error(cookie) ((cookie) < 0 ? 1 : 0) |