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Commit 3d626a97 authored by Eric Long's avatar Eric Long Committed by Vinod Koul
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dmaengine: sprd: Fix the incorrect start for 2-stage destination channels 



The 2-stage destination channel will be triggered by source channel
automatically, which means we should not trigger it by software request.

Signed-off-by: default avatarEric Long <eric.long@unisoc.com>
Signed-off-by: default avatarBaolin Wang <baolin.wang@linaro.org>
Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 58152b0e

drivers/dma/sprd-dma.c

+3 −1
Original line number Diff line number Diff line
@@ -510,7 +510,9 @@ static void sprd_dma_start(struct sprd_dma_chn *schan) 
	sprd_dma_set_uid(schan);

	sprd_dma_enable_chn(schan);



	if (schan->dev_id == SPRD_DMA_SOFTWARE_UID)

	if (schan->dev_id == SPRD_DMA_SOFTWARE_UID &&

	    schan->chn_mode != SPRD_DMA_DST_CHN0 &&

	    schan->chn_mode != SPRD_DMA_DST_CHN1)

		sprd_dma_soft_request(schan);

}