On Tue, Jul 9, 2019 at 7:47 PM Cezary Rojewski
<cezary.rojewski@xxxxxxxxx> wrote:
>
> On 2019-07-05 06:26, Cheng-Yi Chiang wrote:
> > +static void hdmi_codec_jack_report(struct hdmi_codec_priv *hcp,
> > + unsigned int jack_status)
> > +{
> > + if (!hcp->jack)
> > + return;
> > +
> > + if (jack_status != hcp->jack_status) {
> > + snd_soc_jack_report(hcp->jack, jack_status, SND_JACK_LINEOUT);
> > + hcp->jack_status = jack_status;
> > + }
> > +}
>
> Single "if" statement instead? The first "if" does not even cover all
> cases - if the secondary check fails, you'll "return;" too.
>
ACK.
I will fix in v2.
> > +/**
> > + * hdmi_codec_set_jack_detect - register HDMI plugged callback
> > + * @component: the hdmi-codec instance
> > + * @jack: ASoC jack to report (dis)connection events on
> > + */
> > +int hdmi_codec_set_jack_detect(struct snd_soc_component *component,
> > + struct snd_soc_jack *jack)
> > +{
> > + struct hdmi_codec_priv *hcp = snd_soc_component_get_drvdata(component);
> > + int ret;
> > +
> > + if (hcp->hcd.ops->hook_plugged_cb) {
> > + hcp->jack = jack;
> > + ret = hcp->hcd.ops->hook_plugged_cb(component->dev->parent,
> > + hcp->hcd.data,
> > + plugged_cb);
> > + if (ret) {
> > + hcp->jack = NULL;
> > + return ret;
> > + }
> > + return 0;
> > + }
> > + return -EOPNOTSUPP;
> > +}
> > +EXPORT_SYMBOL_GPL(hdmi_codec_set_jack_detect);
>
> int ret = -EOPNOTSUPP;
> (...)
>
> return ret;
>
> In consequence, you can reduce the number of "return(s)" and also remove
> the redundant parenthesis for the if-statement used to set jack to NULL.
>
> Czarek
ACK
will fix in v2.
Thanks a lot for the review!
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