[alsa-devel] [PATCH 2/3] dma: pl330: Set residue_granularity

The pl330 driver currently does not support residue reporting, so set the residue granularity to DMA_RESIDUE_GRANULARITY_DESCRIPTOR.

Signed-off-by: Lars-Peter Clausen lars@metafoo.de --- drivers/dma/pl330.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 7adaf3a..05b597a 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2890,6 +2890,7 @@ static int pl330_dma_device_slave_caps(struct dma_chan *dchan, caps->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); caps->cmd_pause = false; caps->cmd_terminate = true; + caps->residue_granularity = DMA_RESIDUE_GRANULARITY_DESCRIPTOR;

return 0; }