On Tue, 12 Jun 2012, Chris Wilson <chris at chris-wilson.co.uk> wrote: > As we switch on/off the primary plane if it is completely obscured by an > overlapping video sprite, we also nee to make sure that we update the > FBC configuration at the same time. I had a patch to this effect which I didn't get around to sending yet. Oh well. Reviewed-by: Jani Nikula <jani.nikula at linux.intel.com> > > References: https://bugs.freedesktop.org/show_bug.cgi?id=50238 > Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk> > Cc: Jesse Barnes <jbarnes at virtuousgeek.org> > --- > drivers/gpu/drm/i915/intel_drv.h | 2 +- > drivers/gpu/drm/i915/intel_pm.c | 4 +++- > drivers/gpu/drm/i915/intel_sprite.c | 26 +++++++++++++++----------- > 3 files changed, 19 insertions(+), 13 deletions(-) > > diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h > index 11eafbd..d5cc0a2 100644 > --- a/drivers/gpu/drm/i915/intel_drv.h > +++ b/drivers/gpu/drm/i915/intel_drv.h > @@ -172,6 +172,7 @@ struct intel_crtc { > u8 lut_r[256], lut_g[256], lut_b[256]; > int dpms_mode; > bool active; /* is the crtc on? independent of the dpms mode */ > + bool primary_disabled; /* is the crtc obscured by a plane? */ > bool lowfreq_avail; > struct intel_overlay *overlay; > struct intel_unpin_work *unpin_work; > @@ -199,7 +200,6 @@ struct intel_plane { > struct drm_plane base; > enum pipe pipe; > struct drm_i915_gem_object *obj; > - bool primary_disabled; > int max_downscale; > u32 lut_r[1024], lut_g[1024], lut_b[1024]; > void (*update_plane)(struct drm_plane *plane, > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c > index 51b5872..2d5a322 100644 > --- a/drivers/gpu/drm/i915/intel_pm.c > +++ b/drivers/gpu/drm/i915/intel_pm.c > @@ -405,7 +405,9 @@ void intel_update_fbc(struct drm_device *dev) > * - going to an unsupported config (interlace, pixel multiply, etc.) > */ > list_for_each_entry(tmp_crtc, &dev->mode_config.crtc_list, head) { > - if (tmp_crtc->enabled && tmp_crtc->fb) { > + if (tmp_crtc->enabled && > + !tmp_crtc->primary_disabled && > + tmp_crtc->fb) { > if (crtc) { > DRM_DEBUG_KMS("more than one pipe active, disabling compression\n"); > dev_priv->no_fbc_reason = FBC_MULTIPLE_PIPES; > diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c > index 5369a4c..e8abb8e 100644 > --- a/drivers/gpu/drm/i915/intel_sprite.c > +++ b/drivers/gpu/drm/i915/intel_sprite.c > @@ -336,6 +336,12 @@ intel_enable_primary(struct drm_crtc *crtc) > struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > int reg = DSPCNTR(intel_crtc->plane); > > + if (!intel_crtc->primary_disabled) > + return; > + > + intel_crtc->primary_disabled = false; > + intel_update_fbc(dev); > + > I915_WRITE(reg, I915_READ(reg) | DISPLAY_PLANE_ENABLE); > } > > @@ -347,7 +353,13 @@ intel_disable_primary(struct drm_crtc *crtc) > struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > int reg = DSPCNTR(intel_crtc->plane); > > + if (intel_crtc->primary_disabled) > + return; > + > I915_WRITE(reg, I915_READ(reg) & ~DISPLAY_PLANE_ENABLE); > + > + intel_crtc->primary_disabled = true; > + intel_update_fbc(dev); > } > > static int > @@ -524,18 +536,14 @@ intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc, > * Be sure to re-enable the primary before the sprite is no longer > * covering it fully. > */ > - if (!disable_primary && intel_plane->primary_disabled) { > + if (!disable_primary) > intel_enable_primary(crtc); > - intel_plane->primary_disabled = false; > - } > > intel_plane->update_plane(plane, fb, obj, crtc_x, crtc_y, > crtc_w, crtc_h, x, y, src_w, src_h); > > - if (disable_primary) { > + if (disable_primary) > intel_disable_primary(crtc); > - intel_plane->primary_disabled = true; > - } > > /* Unpin old obj after new one is active to avoid ugliness */ > if (old_obj) > @@ -554,11 +562,7 @@ intel_disable_plane(struct drm_plane *plane) > struct intel_plane *intel_plane = to_intel_plane(plane); > int ret = 0; > > - if (intel_plane->primary_disabled) { > - intel_enable_primary(plane->crtc); > - intel_plane->primary_disabled = false; > - } > - > + intel_enable_primary(plane->crtc); > intel_plane->disable_plane(plane); > > mutex_lock(&dev->struct_mutex); > -- > 1.7.10 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx at lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/intel-gfx
