diff options
| author | Frank Li <Frank.Li@nxp.com> | 2024-01-23 12:28:41 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-02-16 19:06:24 +0100 |
| commit | 296fb308f4f822bdee1d07fd67a86d1003d2922b (patch) | |
| tree | f19d81a5d9a555fb280df2693dbe2ab70a874ae7 | |
| parent | ed3bb52a05d3975b77b143576ef109eb595f080b (diff) | |
dmaengine: fix is_slave_direction() return false when DMA_DEV_TO_DEV
[ Upstream commit a22fe1d6dec7e98535b97249fdc95c2be79120bb ]
is_slave_direction() should return true when direction is DMA_DEV_TO_DEV.
Fixes: 49920bc66984 ("dmaengine: add new enum dma_transfer_direction")
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20240123172842.3764529-1-Frank.Li@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | include/linux/dmaengine.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index c923f4e60f24..3576c6e89fea 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -954,7 +954,8 @@ static inline int dmaengine_slave_config(struct dma_chan *chan, static inline bool is_slave_direction(enum dma_transfer_direction direction) { - return (direction == DMA_MEM_TO_DEV) || (direction == DMA_DEV_TO_MEM); + return (direction == DMA_MEM_TO_DEV) || (direction == DMA_DEV_TO_MEM) || + (direction == DMA_DEV_TO_DEV); } static inline struct dma_async_tx_descriptor *dmaengine_prep_slave_single( |