Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> 于2024年8月29日周四 19:07写道：
>
> On Thu, 29 Aug 2024 at 13:19, Jun Nie <jun.nie@xxxxxxxxxx> wrote:
> >
> > Add utility to get mixer number via CRTC handler
> >
> > Signed-off-by: Jun Nie <jun.nie@xxxxxxxxxx>
> > ---
> > drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 7 +++++++
> > drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h | 5 +++++
> > 2 files changed, 12 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> > index 7d0fff9472441..a27e39c525d1a 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> > @@ -1306,6 +1306,13 @@ int dpu_crtc_vblank(struct drm_crtc *crtc, bool en)
> > return 0;
> > }
> >
> > +unsigned int dpu_crtc_get_lm_num(const struct drm_crtc_state *state)
> > +{
> > + struct dpu_crtc_state *cstate = to_dpu_crtc_state(state);
> > +
> > + return cstate->num_mixers;
> > +}
>
> Merge with the user
OK.
>
> > +
> > #ifdef CONFIG_DEBUG_FS
> > static int _dpu_debugfs_status_show(struct seq_file *s, void *data)
> > {
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
> > index b26d5fe40c721..701c35803633d 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
> > @@ -301,5 +301,10 @@ static inline enum dpu_crtc_client_type dpu_crtc_get_client_type(
> > }
> >
> > void dpu_crtc_frame_event_cb(struct drm_crtc *crtc, u32 event);
> > +/**
> > + * dpu_crtc_get_lm_num - Get mixer number in this CRTC pipeline
> > + * @crtc: Pointer to drm crtc object
> > + */
>
> Move kerneldoc before the function implementation so that W=1 can check it.
>
> > +unsigned int dpu_crtc_get_lm_num(const struct drm_crtc_state *state);
> >
> > #endif /* _DPU_CRTC_H_ */
> >
> > --
> > 2.34.1
> >
>
>
> --
> With best wishes
> Dmitry
