Re: [PATCH 4/7] ASoC: imx-audio-rpmsg: Add rpmsg_driver for audio channel

[Shengjiu Wang <shengjiu.wang@xxxxxxxxx>]

On Fri, Feb 5, 2021 at 10:27 PM Mark Brown <broonie@xxxxxxxxxx> wrote:
>
> On Fri, Feb 05, 2021 at 02:57:27PM +0800, Shengjiu Wang wrote:
>
> > +     /* TYPE C is notification from M core */
> > +     if (r_msg->header.type == MSG_TYPE_C) {
> > +             if (r_msg->header.cmd == TX_PERIOD_DONE) {
>
> > +             } else if (r_msg->header.cmd == RX_PERIOD_DONE) {
>
> A switch statement would be clearer and more extensible...
>
> > +     /* TYPE B is response msg */
> > +     if (r_msg->header.type == MSG_TYPE_B) {
> > +             memcpy(&info->r_msg, r_msg, sizeof(struct rpmsg_r_msg));
> > +             complete(&info->cmd_complete);
> > +     }
>
> ...and make this flow clearer for example.  Do we need to warn on
> unknown messages?

Thanks for reviewing. I will update them.

Best regards
wang shengjiu