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 5af5cffc444e..d113bed79545 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);