On Mon, Oct 01, 2018 at 05:29:07PM +0300, Ville Syrjala wrote: > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > > Plane sanitation needs vblank interrupts (on account of CxSR disable). > So let's restore vblank interrupts earlier. > > v2: Make it actually build > > Cc: stable@xxxxxxxxxxxxxxx > Cc: Dennis <dennis.nezic@xxxxxxxxxxx> > Tested-by: Dennis <dennis.nezic@xxxxxxxxxxx> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=105637 > Fixes: b1e01595a66d ("drm/i915: Redo plane sanitation during readout") > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > --- > drivers/gpu/drm/i915/intel_display.c | 19 +++++++++---------- > 1 file changed, 9 insertions(+), 10 deletions(-) > > diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c > index 4c5c2b39e65c..e018b37bed39 100644 > --- a/drivers/gpu/drm/i915/intel_display.c > +++ b/drivers/gpu/drm/i915/intel_display.c > @@ -15551,13 +15551,9 @@ static void intel_sanitize_crtc(struct intel_crtc *crtc, > I915_READ(reg) & ~PIPECONF_FRAME_START_DELAY_MASK); > } > > - /* restore vblank interrupts to correct state */ > - drm_crtc_vblank_reset(&crtc->base); > if (crtc->active) { > struct intel_plane *plane; > > - drm_crtc_vblank_on(&crtc->base); > - > /* Disable everything but the primary plane */ > for_each_intel_plane_on_crtc(dev, crtc, plane) { > const struct intel_plane_state *plane_state = > @@ -15899,7 +15895,6 @@ intel_modeset_setup_hw_state(struct drm_device *dev, > struct drm_modeset_acquire_ctx *ctx) > { > struct drm_i915_private *dev_priv = to_i915(dev); > - enum pipe pipe; > struct intel_crtc *crtc; > struct intel_encoder *encoder; > int i; > @@ -15912,15 +15907,19 @@ intel_modeset_setup_hw_state(struct drm_device *dev, > /* HW state is read out, now we need to sanitize this mess. */ > get_encoder_power_domains(dev_priv); > > - intel_sanitize_plane_mapping(dev_priv); If you add a comment here why we need to do this, this has my Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx> > + for_each_intel_crtc(&dev_priv->drm, crtc) { > + drm_crtc_vblank_reset(&crtc->base); > > - for_each_intel_encoder(dev, encoder) { > - intel_sanitize_encoder(encoder); > + if (crtc->active) > + drm_crtc_vblank_on(&crtc->base); > } > > - for_each_pipe(dev_priv, pipe) { > - crtc = intel_get_crtc_for_pipe(dev_priv, pipe); > + intel_sanitize_plane_mapping(dev_priv); > > + for_each_intel_encoder(dev, encoder) > + intel_sanitize_encoder(encoder); > + > + for_each_intel_crtc(&dev_priv->drm, crtc) { > intel_sanitize_crtc(crtc, ctx); > intel_dump_pipe_config(crtc, crtc->config, > "[setup_hw_state]"); > -- > 2.16.4 > > _______________________________________________ > dri-devel mailing list > dri-devel@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/dri-devel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
