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| author | Lucas Stach <l.stach@pengutronix.de> | 2017-03-08 10:13:09 +0100 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2017-03-14 10:01:44 +0530 |
| commit | 6f3125ceb66120796f62e7797a1a313418a5911a (patch) | |
| tree | cccd99d345bf1789bb7991f2861cfcfb2726ca91 /drivers/dma/imx-sdma.c | |
| parent | 7c3f4309a0e5d70d164c60cd160262db21cb050d (diff) | |
| download | linux-0-day-6f3125ceb66120796f62e7797a1a313418a5911a.tar.gz linux-0-day-6f3125ceb66120796f62e7797a1a313418a5911a.tar.xz | |
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.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index d1651a50c3491..46359c4be22d6 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); |