diff options
Diffstat (limited to 'include/linux/dmaengine.h')
-rw-r--r-- | include/linux/dmaengine.h | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index c73f1e2b59b7..3e68469c1885 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -282,6 +282,18 @@ static inline void dmaengine_put(void) } #endif +#ifdef CONFIG_NET_DMA +#define net_dmaengine_get() dmaengine_get() +#define net_dmaengine_put() dmaengine_put() +#else +static inline void net_dmaengine_get(void) +{ +} +static inline void net_dmaengine_put(void) +{ +} +#endif + dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan, void *dest, void *src, size_t len); dma_cookie_t dma_async_memcpy_buf_to_pg(struct dma_chan *chan, @@ -297,6 +309,11 @@ 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 +417,16 @@ 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 +435,6 @@ 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); |