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-rw-r--r--include/linux/async_tx.h15
-rw-r--r--include/linux/dmaengine.h9
2 files changed, 9 insertions, 15 deletions
diff --git a/include/linux/async_tx.h b/include/linux/async_tx.h
index 0f50d4cc4360..1c816775f135 100644
--- a/include/linux/async_tx.h
+++ b/include/linux/async_tx.h
@@ -60,8 +60,6 @@ enum async_tx_flags {
60 60
61#ifdef CONFIG_DMA_ENGINE 61#ifdef CONFIG_DMA_ENGINE
62void async_tx_issue_pending_all(void); 62void async_tx_issue_pending_all(void);
63enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx);
64void async_tx_run_dependencies(struct dma_async_tx_descriptor *tx);
65#ifdef CONFIG_ARCH_HAS_ASYNC_TX_FIND_CHANNEL 63#ifdef CONFIG_ARCH_HAS_ASYNC_TX_FIND_CHANNEL
66#include <asm/async_tx.h> 64#include <asm/async_tx.h>
67#else 65#else
@@ -77,19 +75,6 @@ static inline void async_tx_issue_pending_all(void)
77 do { } while (0); 75 do { } while (0);
78} 76}
79 77
80static inline enum dma_status
81dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx)
82{
83 return DMA_SUCCESS;
84}
85
86static inline void
87async_tx_run_dependencies(struct dma_async_tx_descriptor *tx,
88 struct dma_chan *host_chan)
89{
90 do { } while (0);
91}
92
93static inline struct dma_chan * 78static inline struct dma_chan *
94async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx, 79async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
95 enum dma_transaction_type tx_type, struct page **dst, int dst_count, 80 enum dma_transaction_type tx_type, struct page **dst, int dst_count,
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index adb0b084eb5a..e4ec7e7b8056 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -475,11 +475,20 @@ static inline enum dma_status dma_async_is_complete(dma_cookie_t cookie,
475} 475}
476 476
477enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie); 477enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie);
478#ifdef CONFIG_DMA_ENGINE
479enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx);
480#else
481static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx)
482{
483 return DMA_SUCCESS;
484}
485#endif
478 486
479/* --- DMA device --- */ 487/* --- DMA device --- */
480 488
481int dma_async_device_register(struct dma_device *device); 489int dma_async_device_register(struct dma_device *device);
482void dma_async_device_unregister(struct dma_device *device); 490void dma_async_device_unregister(struct dma_device *device);
491void dma_run_dependencies(struct dma_async_tx_descriptor *tx);
483 492
484/* --- Helper iov-locking functions --- */ 493/* --- Helper iov-locking functions --- */
485 494