On 11/20/19 1:11 PM, Srinivas Neeli wrote: > From: Venkatesh Yadav Abbarapu > > When can clock is provided from the clock wizard, clock wizard driver ^^^ The code looks like the "bus" clock is probed here, not the "can" clock. > 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 > Signed-off-by: Srinivas Neeli > Signed-off-by: Michal Simek > --- > drivers/net/can/xilinx_can.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c > index 4a96e2dd7d77..c5f05b994435 100644 > --- a/drivers/net/can/xilinx_can.c > +++ b/drivers/net/can/xilinx_can.c > @@ -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; > } > Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |