On Thursday 14 April 2016, [email protected] wrote:
> @@ -337,6 +338,17 @@ static int dwc2_lowlevel_hw_init(struct dwc2_hsotg
> *hsotg)
> {
> int i, ret;
>
> + hsotg->reset = devm_reset_control_get(hsotg->dev, "dwc2");
> + if (IS_ERR(hsotg->reset)) {
> + if (PTR_ERR(hsotg->reset) == -EPROBE_DEFER)
> + return -EPROBE_DEFER;
> + dev_dbg(hsotg->dev, "Could not get reset control.\n");
> + hsotg->reset = NULL;
> + }
> +
> + if(hsotg->reset)
> + reset_control_deassert(hsotg->reset);
The error handling seems a bit odd here. If there is a failure to get the
reset control and it's actually needed, I would argue the init function should
not continue. Conversely, if there was no reset line specified in the
device, why even print a message about it?
Arnd
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