Re: [PATCH 5/7] drm/mediatek: plane: Merge mtk_plane_enable into mtk_plane_atomic_update

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On Tue, 2016-08-02 at 13:04 -0400, Sean Paul wrote:
> On Tue, Aug 2, 2016 at 1:02 PM, Sean Paul <seanpaul@xxxxxxxxxxxx> wrote:
> > On Fri, Jul 29, 2016 at 5:04 AM, Bibby Hsieh <bibby.hsieh@xxxxxxxxxxxx> wrote:
> >> From: Daniel Kurtz <djkurtz@xxxxxxxxxxxx>
> >>
> >> The mtk_plane_enable is just called once by mtk_plane_atomic_update.
> >> So, merge mtk_plane_enable into mtk_plane_atomic_update.
> >>
> >> While we are here, also clean up the function a bit by using an fb local
> >> variables.
> >>
> >> Signed-off-by: Bibby Hsieh <bibby.hsieh@xxxxxxxxxxxx>
> >> Signed-off-by: Daniel Kurtz <djkurtz@xxxxxxxxxxxx>
> >> ---
> >>  drivers/gpu/drm/mediatek/mtk_drm_plane.c |   65 +++++++++++-------------------
> >>  1 file changed, 23 insertions(+), 42 deletions(-)
> >>
> >> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> >> index 17172ba..b3ddb20 100644
> >> --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> >> +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
> >> @@ -30,44 +30,6 @@ static const u32 formats[] = {
> >>         DRM_FORMAT_RGB565,
> >>  };
> >>
> >> -static void mtk_plane_enable(struct drm_plane *plane,
> >
> >
> > Hi Bibby,
> > This doesn't merge cleanly.
> >
> >
> > It seems like upstream has:
> >
> > static void mtk_plane_enable(struct mtk_drm_plane *mtk_plane,
> >
> >
> > Whereas your version of "is based on some downstream version of
> > "drm/mediatek: Use drm_plane_helper_check_state()" which changed this
> > to struct drm_plane. Can you respin the set such that the
> > mtk_drm_plane removal patch fixes this?
> 
> 
> Let me try that again, looks like I mangled my cut/paste:
> 
> Whereas your version of "drm/mediatek: Use
> drm_plane_helper_check_state()" is based on some downstream version
> which changed this to struct drm_plane. Can you respin the set such
> that the mtk_drm_plane removal patch fixes this?
> 
Sorry about the mistake, I am going to fix that as soon as possible,
thanks for your review.


Bibby
> Sean
> 
> >
> > Your set should apply cleanly to
> > https://cgit.freedesktop.org/~seanpaul/birch/?h=for-misc
> >
> > Thanks,
> >
> > Sean
> >
> >
> >
> >> -                            dma_addr_t addr)
> >> -{
> >> -       struct mtk_plane_state *state = to_mtk_plane_state(plane->state);
> >> -       unsigned int pitch, format;
> >> -       bool enable;
> >> -
> >> -       if (WARN_ON(!plane->state))
> >> -               return;
> >> -
> >> -       enable = state->base.visible;
> >> -
> >> -       if (WARN_ON(enable && !plane->state->fb))
> >> -               return;
> >> -
> >> -       if (plane->state->fb) {
> >> -               pitch = plane->state->fb->pitches[0];
> >> -               format = plane->state->fb->pixel_format;
> >> -       } else {
> >> -               pitch = 0;
> >> -               format = DRM_FORMAT_RGBA8888;
> >> -       }
> >> -
> >> -       addr += (state->base.src.x1 >> 16) * 4;
> >> -       addr += (state->base.src.y1 >> 16) * pitch;
> >> -
> >> -       state->pending.enable = enable;
> >> -       state->pending.pitch = pitch;
> >> -       state->pending.format = format;
> >> -       state->pending.addr = addr;
> >> -       state->pending.x = state->base.dst.x1;
> >> -       state->pending.y = state->base.dst.y1;
> >> -       state->pending.width = drm_rect_width(&state->base.dst);
> >> -       state->pending.height = drm_rect_height(&state->base.dst);
> >> -       wmb(); /* Make sure the above parameters are set before update */
> >> -       state->pending.dirty = true;
> >> -}
> >> -
> >>  static void mtk_plane_reset(struct drm_plane *plane)
> >>  {
> >>         struct mtk_plane_state *state;
> >> @@ -157,16 +119,35 @@ static void mtk_plane_atomic_update(struct drm_plane *plane,
> >>                                     struct drm_plane_state *old_state)
> >>  {
> >>         struct mtk_plane_state *state = to_mtk_plane_state(plane->state);
> >> -       struct drm_crtc *crtc = state->base.crtc;
> >> +       struct drm_crtc *crtc = plane->state->crtc;
> >> +       struct drm_framebuffer *fb = plane->state->fb;
> >>         struct drm_gem_object *gem;
> >>         struct mtk_drm_gem_obj *mtk_gem;
> >> +       unsigned int pitch, format;
> >> +       dma_addr_t addr;
> >>
> >> -       if (!crtc)
> >> +       if (!crtc || WARN_ON(!fb))
> >>                 return;
> >>
> >> -       gem = mtk_fb_get_gem_obj(state->base.fb);
> >> +       gem = mtk_fb_get_gem_obj(fb);
> >>         mtk_gem = to_mtk_gem_obj(gem);
> >> -       mtk_plane_enable(plane, mtk_gem->dma_addr);
> >> +       addr = mtk_gem->dma_addr;
> >> +       pitch = fb->pitches[0];
> >> +       format = fb->pixel_format;
> >> +
> >> +       addr += (plane->state->src.x1 >> 16) * 4;
> >> +       addr += (plane->state->src.y1 >> 16) * pitch;
> >> +
> >> +       state->pending.enable = true;
> >> +       state->pending.pitch = pitch;
> >> +       state->pending.format = format;
> >> +       state->pending.addr = addr;
> >> +       state->pending.x = plane->state->dst.x1;
> >> +       state->pending.y = plane->state->dst.y1;
> >> +       state->pending.width = drm_rect_width(&plane->state->dst);
> >> +       state->pending.height = drm_rect_height(&plane->state->dst);
> >> +       wmb(); /* Make sure the above parameters are set before update */
> >> +       state->pending.dirty = true;
> >>  }
> >>
> >>  static void mtk_plane_atomic_disable(struct drm_plane *plane,
> >> --
> >> 1.7.9.5
> >>
> >> _______________________________________________
> >> dri-devel mailing list
> >> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> >> https://lists.freedesktop.org/mailman/listinfo/dri-devel



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