Re: [PATCH v7 6/6] drm/sprd: add Unisoc's drm mipi dsi&dphy driver

[Maxime Ripard]

On Fri, Dec 03, 2021 at 08:34:50PM +0800, Kevin Tang wrote:
> Maxime Ripard <maxime@xxxxxxxxxx> 于2021年12月3日周五 18:38写道：
> >
> > On Mon, Oct 25, 2021 at 05:34:18PM +0800, Kevin Tang wrote:
> > > @@ -618,9 +619,25 @@ static void sprd_crtc_mode_set_nofb(struct drm_crtc *crtc)
> > >  {
> > >       struct sprd_dpu *dpu = to_sprd_crtc(crtc);
> > >       struct drm_display_mode *mode = &crtc->state->adjusted_mode;
> > > +     struct drm_encoder *encoder;
> > > +     struct mipi_dsi_device *slave;
> > > +     struct sprd_dsi *dsi;
> > >
> > >       drm_display_mode_to_videomode(mode, &dpu->ctx.vm);
> > >
> > > +     drm_for_each_encoder(encoder, crtc->dev) {
> > > +             if (encoder->crtc != crtc)
> > > +                     continue;
> >
> > encoder->crtc is deprecated. You should be using
> > encoder->drm_for_each_encoder_mask, using the encoder_mask in
> > encoder->drm_crtc_state.
> 
> Use drm_for_each_encoder_mask to replace drm_for_each_encoder? like this:
> drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) {
>     dsi = encoder_to_dsi(encoder);
>     slave = dsi->slave;
> 
>     if (slave->mode_flags & MIPI_DSI_MODE_VIDEO)
>         dpu->ctx.if_type = SPRD_DPU_IF_DPI;
>     else
>          dpu->ctx.if_type = SPRD_DPU_IF_EDPI;
> }

Yes

Maxime

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