linux-kernel - Re: [PATCH v3 10/15] drm/msm/dpu: Add pipe as trace argument

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Message-ID: <CABymUCPDTxR7drbanHpjYmVgQyHqWSWwL-_rsFWZ9=uOFj2kPQ@mail.gmail.com>
Date: Tue, 31 Dec 2024 21:24:12 +0800
From: Jun Nie <jun.nie@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Rob Clark <robdclark@...il.com>, Abhinav Kumar <quic_abhinavk@...cinc.com>, 
	Sean Paul <sean@...rly.run>, Marijn Suijten <marijn.suijten@...ainline.org>, 
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, linux-arm-msm@...r.kernel.org, 
	dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 10/15] drm/msm/dpu: Add pipe as trace argument

Dmitry Baryshkov <dmitry.baryshkov@...aro.org> 于2024年12月20日周五 06:29写道：


>
> On Thu, Dec 19, 2024 at 03:49:28PM +0800, Jun Nie wrote:
> > Add pipe as trace argument to ease converting pipe into
> > pipe array later.
>
> Isn't it already converted in on of the previous patches? Also you are
> adding it to a particular trace function, trace_dpu_crtc_setup_mixer().

It is converted in this patch. But this patch should be earlier than
the patch to
convert pipe into array actually. Will reverse the sequence in next version.
Yes, I am adding it to a particular trace function. Do you mean I should mention
the specific function in title?

>
> >
> > Signed-off-by: Jun Nie <jun.nie@...aro.org>
> > ---
> >  drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c  |  2 +-
> >  drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h | 10 +++++-----
> >  2 files changed, 6 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> > index 72ed8749cd716..6841d0504d450 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
> > @@ -411,7 +411,7 @@ static void _dpu_crtc_blend_setup_pipe(struct drm_crtc *crtc,
> >
> >       trace_dpu_crtc_setup_mixer(DRMID(crtc), DRMID(plane),
> >                                  state, to_dpu_plane_state(state), stage_idx,
> > -                                format->pixel_format,
> > +                                format->pixel_format, pipe,
> >                                  modifier);
> >
> >       DRM_DEBUG_ATOMIC("crtc %d stage:%d - plane %d sspp %d fb %d multirect_idx %d\n",
> > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> > index 5307cbc2007c5..cb24ad2a6d8d3 100644
> > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_trace.h
> > @@ -651,9 +651,9 @@ TRACE_EVENT(dpu_crtc_setup_mixer,
> >       TP_PROTO(uint32_t crtc_id, uint32_t plane_id,
> >                struct drm_plane_state *state, struct dpu_plane_state *pstate,
> >                uint32_t stage_idx, uint32_t pixel_format,
> > -              uint64_t modifier),
> > +              struct dpu_sw_pipe *pipe, uint64_t modifier),
> >       TP_ARGS(crtc_id, plane_id, state, pstate, stage_idx,
> > -             pixel_format, modifier),
> > +             pixel_format, pipe, modifier),
> >       TP_STRUCT__entry(
> >               __field(        uint32_t,               crtc_id         )
> >               __field(        uint32_t,               plane_id        )
> > @@ -676,9 +676,9 @@ TRACE_EVENT(dpu_crtc_setup_mixer,
> >               __entry->dst_rect = drm_plane_state_dest(state);
> >               __entry->stage_idx = stage_idx;
> >               __entry->stage = pstate->stage;
> > -             __entry->sspp = pstate->pipe.sspp->idx;
> > -             __entry->multirect_idx = pstate->pipe.multirect_index;
> > -             __entry->multirect_mode = pstate->pipe.multirect_mode;
> > +             __entry->sspp = pipe->sspp->idx;
> > +             __entry->multirect_idx = pipe->multirect_index;
> > +             __entry->multirect_mode = pipe->multirect_mode;
> >               __entry->pixel_format = pixel_format;
> >               __entry->modifier = modifier;
> >       ),
> >
> > --
> > 2.34.1
> >
>
> --
> With best wishes
> Dmitry