AuxXxilium/linux_dsm_epyc7002
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can: xilinx_can: skip error message on deferred probe

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When the CAN bus clock is provided from the clock wizard, clock wizard
driver may not be available when can driver probes resulting to the
error message "bus clock not found error".

As this error message is not very useful to the end user, skip printing
in the case of deferred probe.

Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@xilinx.com>
Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Appana Durga Kedareswara Rao <appana.durga.rao@xilinx.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Venkatesh Yadav Abbarapu 2019-12-02 18:32:10 +05:30 committed by Marc Kleine-Budde
parent 870db5d101
commit b848238d86
1 changed files with 2 additions and 1 deletions
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3
drivers/net/can/xilinx_can.c
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@ -1772,7 +1772,8 @@ static int xcan_probe(struct platform_device *pdev)
priv->bus_clk = devm_clk_get(&pdev->dev, devtype->bus_clk_name);
if (IS_ERR(priv->bus_clk)) {
dev_err(&pdev->dev, "bus clock not found\n");
if (PTR_ERR(priv->bus_clk) != -EPROBE_DEFER)
dev_err(&pdev->dev, "bus clock not found\n");
ret = PTR_ERR(priv->bus_clk);
goto err_free;
}