On Fri, 2022-05-13 at 15:30 +0300, Jouni Högander wrote: > Current update area calculation is not handling situation where > e.g. cursor plane is fully or partially outside pipe area. > > Fix this by checking damage area against pipe_src area using > drm_rect_intersect. > > v2: Set x1 and x2 in damaged_area initialization > v3: Move drm_rect_intersect into clip_area_update > v4: draw_area -> pipe_src
Reviewed-by: José Roberto de Souza <jose.so...@intel.com> > > Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/5440 > Cc: José Roberto de Souza <jose.so...@intel.com> > Cc: Mika Kahola <mika.kah...@intel.com> > Signed-off-by: Jouni Högander <jouni.hogan...@intel.com> > --- > drivers/gpu/drm/i915/display/intel_psr.c | 23 ++++++++++++++++------- > 1 file changed, 16 insertions(+), 7 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_psr.c > b/drivers/gpu/drm/i915/display/intel_psr.c > index 1f031ebc1456..18058252037d 100644 > --- a/drivers/gpu/drm/i915/display/intel_psr.c > +++ b/drivers/gpu/drm/i915/display/intel_psr.c > @@ -1618,8 +1618,12 @@ static void psr2_man_trk_ctl_calc(struct > intel_crtc_state *crtc_state, > } > > static void clip_area_update(struct drm_rect *overlap_damage_area, > - struct drm_rect *damage_area) > + struct drm_rect *damage_area, > + struct drm_rect *pipe_src) > { > + if (!drm_rect_intersect(damage_area, pipe_src)) > + return; > + > if (overlap_damage_area->y1 == -1) { > overlap_damage_area->y1 = damage_area->y1; > overlap_damage_area->y2 = damage_area->y2; > @@ -1709,7 +1713,8 @@ int intel_psr2_sel_fetch_update(struct > intel_atomic_state *state, > */ > for_each_oldnew_intel_plane_in_state(state, plane, old_plane_state, > new_plane_state, i) { > - struct drm_rect src, damaged_area = { .y1 = -1 }; > + struct drm_rect src, damaged_area = { .x1 = 0, .y1 = -1, > + .x2 = INT_MAX }; > struct drm_atomic_helper_damage_iter iter; > struct drm_rect clip; > > @@ -1736,20 +1741,23 @@ int intel_psr2_sel_fetch_update(struct > intel_atomic_state *state, > if (old_plane_state->uapi.visible) { > damaged_area.y1 = old_plane_state->uapi.dst.y1; > damaged_area.y2 = old_plane_state->uapi.dst.y2; > - clip_area_update(&pipe_clip, &damaged_area); > + clip_area_update(&pipe_clip, &damaged_area, > + &crtc_state->pipe_src); > } > > if (new_plane_state->uapi.visible) { > damaged_area.y1 = new_plane_state->uapi.dst.y1; > damaged_area.y2 = new_plane_state->uapi.dst.y2; > - clip_area_update(&pipe_clip, &damaged_area); > + clip_area_update(&pipe_clip, &damaged_area, > + &crtc_state->pipe_src); > } > continue; > } else if (new_plane_state->uapi.alpha != > old_plane_state->uapi.alpha) { > /* If alpha changed mark the whole plane area as > damaged */ > damaged_area.y1 = new_plane_state->uapi.dst.y1; > damaged_area.y2 = new_plane_state->uapi.dst.y2; > - clip_area_update(&pipe_clip, &damaged_area); > + clip_area_update(&pipe_clip, &damaged_area, > + &crtc_state->pipe_src); > continue; > } > > @@ -1760,7 +1768,8 @@ int intel_psr2_sel_fetch_update(struct > intel_atomic_state *state, > &new_plane_state->uapi); > drm_atomic_for_each_plane_damage(&iter, &clip) { > if (drm_rect_intersect(&clip, &src)) > - clip_area_update(&damaged_area, &clip); > + clip_area_update(&damaged_area, &clip, > + &crtc_state->pipe_src); > } > > if (damaged_area.y1 == -1) > @@ -1768,7 +1777,7 @@ int intel_psr2_sel_fetch_update(struct > intel_atomic_state *state, > > damaged_area.y1 += new_plane_state->uapi.dst.y1 - src.y1; > damaged_area.y2 += new_plane_state->uapi.dst.y1 - src.y1; > - clip_area_update(&pipe_clip, &damaged_area); > + clip_area_update(&pipe_clip, &damaged_area, > &crtc_state->pipe_src); > } > > /*
