Re: [PATCH 1/3] drm: bridge: synopsys/dw-hdmi: Enable cec clock

From: Pierre-Hugues Husson
Date: Fri Oct 20 2017 - 15:21:40 EST


2017-10-20 10:12 GMT+02:00 Russell King - ARM Linux <linux@xxxxxxxxxxxxxxx>:
> On Sat, Oct 14, 2017 at 12:53:35AM +0200, Pierre-Hugues Husson wrote:
>> @@ -2382,6 +2383,18 @@ __dw_hdmi_probe(struct platform_device *pdev,
>> goto err_isfr;
>> }
>>
>> + hdmi->cec_clk = devm_clk_get(hdmi->dev, "cec");
>> + if (IS_ERR(hdmi->cec_clk)) {
>> + hdmi->cec_clk = NULL;
>
> What if devm_clk_get() returns EPROBE_DEFER? Does that really mean the
> clock does not exist?
Should be fixed in v2.
Thanks