Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.15 02/12] i2c: mxs: suppress probe-deferral error message | Date | Tue, 31 Jan 2023 10:00:20 -0500 |
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From: Stefan Wahren <stefan.wahren@i2se.com>
[ Upstream commit 78a4471fa1a76a8bef4919105de67660a89a1e9b ]
During boot of I2SE Duckbill the kernel log contains a confusing error:
Failed to request dma
This is caused by i2c-mxs tries to request a not yet available DMA channel (-EPROBE_DEFER). So suppress this message by using dev_err_probe().
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Reviewed-by: Fabio Estevam <festevam@gmail.com> Signed-off-by: Wolfram Sang <wsa@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/i2c/busses/i2c-mxs.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c index 68f67d084c63..b353732f593b 100644 --- a/drivers/i2c/busses/i2c-mxs.c +++ b/drivers/i2c/busses/i2c-mxs.c @@ -826,8 +826,8 @@ static int mxs_i2c_probe(struct platform_device *pdev) /* Setup the DMA */ i2c->dmach = dma_request_chan(dev, "rx-tx"); if (IS_ERR(i2c->dmach)) { - dev_err(dev, "Failed to request dma\n"); - return PTR_ERR(i2c->dmach); + return dev_err_probe(dev, PTR_ERR(i2c->dmach), + "Failed to request dma\n"); } platform_set_drvdata(pdev, i2c); -- 2.39.0
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