Commit abf53902 authored by Viresh Kumar's avatar Viresh Kumar Committed by Vinod Koul
Browse files

dmaengine/dw_dmac: set residue as total len in dwc_tx_status if status is !DMA_SUCCESS 



If transfer status is !=DMA_SUCCESS, return total transfer len as residue,
instead of zero.

Signed-off-by: default avatarViresh Kumar <viresh.kumar@st.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 5fedefb8

drivers/dma/dw_dmac.c

+5 −1
Original line number Diff line number Diff line
@@ -860,6 +860,10 @@ dwc_tx_status(struct dma_chan *chan, 
		ret = dma_async_is_complete(cookie, last_complete, last_used);

	}



	if (ret != DMA_SUCCESS)

		dma_set_tx_state(txstate, last_complete, last_used,

				dwc_first_active(dwc)->len);

	else

		dma_set_tx_state(txstate, last_complete, last_used, 0);



	return ret;