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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-26 10:13:08 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-26 10:13:08 -0800 |
| commit | 7954d5cf39ee1ce9bb0a4b19fcf1924885a9cad1 (patch) | |
| tree | 3515ebb6ed3f15ead563ac3e30e30fd4b37992fb /include/linux | |
| parent | 37f5fed55559a030c430550bcacec75e6a833f1b (diff) | |
| parent | 86528da229a448577a8401a17c295883640d336c (diff) | |
Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx:
i.MX31: framebuffer driver
i.MX31: Image Processing Unit DMA and IRQ drivers
dmaengine: add async_tx_clear_ack() macro
dmaengine: dma_issue_pending_all == nop when CONFIG_DMA_ENGINE=n
dmaengine: kill some dubious WARN_ONCEs
fsldma: print correct IRQ on mpc83xx
fsldma: check for NO_IRQ in fsl_dma_chan_remove()
dmatest: Use custom map/unmap for destination buffer
fsldma: use a valid 'device' for dma_pool_create
dmaengine: fix dependency chaining
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/dmaengine.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index c73f1e2b59b..3e0f64c335c 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -297,6 +297,11 @@ static inline void async_tx_ack(struct dma_async_tx_descriptor *tx) tx->flags |= DMA_CTRL_ACK; } +static inline void async_tx_clear_ack(struct dma_async_tx_descriptor *tx) +{ + tx->flags &= ~DMA_CTRL_ACK; +} + static inline bool async_tx_test_ack(struct dma_async_tx_descriptor *tx) { return (tx->flags & DMA_CTRL_ACK) == DMA_CTRL_ACK; @@ -400,11 +405,16 @@ static inline enum dma_status dma_async_is_complete(dma_cookie_t cookie, enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie); #ifdef CONFIG_DMA_ENGINE enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx); +void dma_issue_pending_all(void); #else static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx) { return DMA_SUCCESS; } +static inline void dma_issue_pending_all(void) +{ + do { } while (0); +} #endif /* --- DMA device --- */ @@ -413,7 +423,6 @@ int dma_async_device_register(struct dma_device *device); void dma_async_device_unregister(struct dma_device *device); void dma_run_dependencies(struct dma_async_tx_descriptor *tx); struct dma_chan *dma_find_channel(enum dma_transaction_type tx_type); -void dma_issue_pending_all(void); #define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y) struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param); void dma_release_channel(struct dma_chan *chan); |