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authorLucas Stach <l.stach@pengutronix.de>2017-03-08 10:13:09 +0100
committerVinod Koul <vinod.koul@intel.com>2017-03-14 10:01:44 +0530
commit6f3125ceb66120796f62e7797a1a313418a5911a (patch)
treecccd99d345bf1789bb7991f2861cfcfb2726ca91 /drivers/dma/imx-sdma.c
parent7c3f4309a0e5d70d164c60cd160262db21cb050d (diff)
dmaengine: imx-sdma: advertise correct residue granularity
The SDMA hardware/driver does not actually report the transfer residue at burst size granularity, but in fact is only able to report residue after each finished segment. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Tested-by: Fabio Estevam <fabio.estevam@nxp.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/imx-sdma.c')
-rw-r--r--drivers/dma/imx-sdma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index d1651a50c349..46359c4be22d 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1832,7 +1832,7 @@ static int sdma_probe(struct platform_device *pdev)
sdma->dma_device.src_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
sdma->dma_device.dst_addr_widths = BIT(DMA_SLAVE_BUSWIDTH_4_BYTES);
sdma->dma_device.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
- sdma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
+ sdma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
sdma->dma_device.device_issue_pending = sdma_issue_pending;
sdma->dma_device.dev->dma_parms = &sdma->dma_parms;
dma_set_max_seg_size(sdma->dma_device.dev, 65535);