diff options
authorPeter Ujfalusi <peter.ujfalusi@ti.com>2020-02-26 11:14:20 +0100
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-03-02 16:09:04 +0100
commit1b73c0fffbc60cfc1bee337cd115ce8ccea5a49d (patch)
parentd737e7fe4cc0a47b72c0246ce32a20ac83c545be (diff)
media: rcar_drif: Do not print error in case of EPROBE_DEFER for dma channel
If the dma channel request error code is EPROBE_DEFER there is no need to print error message. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/platform/rcar_drif.c b/drivers/media/platform/rcar_drif.c
index 02ee0e2a09e9..3d2451ac347d 100644
--- a/drivers/media/platform/rcar_drif.c
+++ b/drivers/media/platform/rcar_drif.c
@@ -277,8 +277,12 @@ static int rcar_drif_alloc_dmachannels(struct rcar_drif_sdr *sdr)
ch->dmach = dma_request_chan(&ch->pdev->dev, "rx");
if (IS_ERR(ch->dmach)) {
- rdrif_err(sdr, "ch%u: dma channel req failed\n", i);
ret = PTR_ERR(ch->dmach);
+ if (ret != -EPROBE_DEFER)
+ rdrif_err(sdr,
+ "ch%u: dma channel req failed: %pe\n",
+ i, ch->dmach);
+ ch->dmach = NULL;
goto dmach_error;

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