Message ID | 20190624210850.17223-9-manasi.d.navare@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | Enable Transcoder Port Sync feature for tiled displays | expand |
On Mon, Jun 24, 2019 at 2:07 PM Manasi Navare <manasi.d.navare@intel.com> wrote: > > In the transcoder port sync mode, the slave transcoders mask their vblanks > until master transcoder's vblank so while disabling them, make > sure slaves are disabled first and then the masters. > > Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> > Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > Cc: Matt Roper <matthew.d.roper@intel.com> > Cc: Jani Nikula <jani.nikula@intel.com> > Signed-off-by: Manasi Navare <manasi.d.navare@intel.com> > --- > drivers/gpu/drm/i915/display/intel_display.c | 117 ++++++++++++++++++- > 1 file changed, 111 insertions(+), 6 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c > index 0a0d97ef03d6..85746a26d0e0 100644 > --- a/drivers/gpu/drm/i915/display/intel_display.c > +++ b/drivers/gpu/drm/i915/display/intel_display.c > @@ -13901,6 +13901,106 @@ static void intel_commit_modeset_disables(struct drm_atomic_state *state) > } > } > > +static void icl_commit_modeset_disables(struct drm_atomic_state *state) > +{ > + struct drm_device *dev = state->dev; > + struct intel_atomic_state *intel_state = to_intel_atomic_state(state); > + struct drm_i915_private *dev_priv = to_i915(dev); > + struct drm_crtc_state *old_crtc_state, *new_crtc_state; > + struct intel_crtc_state *new_intel_crtc_state, *old_intel_crtc_state; > + struct drm_crtc *crtc; > + struct intel_crtc *intel_crtc; > + int i; > + > + /* > + * Disable all the Port Sync Slaves first > + */ > + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); > + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > + intel_crtc = to_intel_crtc(crtc); > + > + if (!needs_modeset(new_crtc_state) || > + !is_trans_port_sync_slave(old_intel_crtc_state)) > + continue; > + > + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); > + > + if (old_crtc_state->active) { > + intel_crtc_disable_planes(intel_state, intel_crtc); > + > + /* > + * We need to disable pipe CRC before disabling the pipe, > + * or we race against vblank off. > + */ > + intel_crtc_disable_pipe_crc(intel_crtc); > + > + dev_priv->display.crtc_disable(old_intel_crtc_state, state); > + intel_crtc->active = false; > + intel_fbc_disable(intel_crtc); > + intel_disable_shared_dpll(old_intel_crtc_state); > + > + /* > + * Underruns don't always raise interrupts, > + * so check manually. > + */ > + intel_check_cpu_fifo_underruns(dev_priv); > + intel_check_pch_fifo_underruns(dev_priv); > + > + /* FIXME unify this for all platforms */ > + if (!new_crtc_state->active && > + !HAS_GMCH(dev_priv) && > + dev_priv->display.initial_watermarks) > + dev_priv->display.initial_watermarks(intel_state, > + new_intel_crtc_state); > + } > + } > + > + /* > + * Disable rest of the CRTCs other than slaves > + */ > + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); > + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > + intel_crtc = to_intel_crtc(crtc); > + > + if (!needs_modeset(new_crtc_state) || > + is_trans_port_sync_slave(old_intel_crtc_state)) > + continue; > + > + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); > + > + if (old_crtc_state->active) { > + intel_crtc_disable_planes(intel_state, intel_crtc); > + > + /* > + * We need to disable pipe CRC before disabling the pipe, > + * or we race against vblank off. > + */ > + intel_crtc_disable_pipe_crc(intel_crtc); > + > + dev_priv->display.crtc_disable(old_intel_crtc_state, state); > + intel_crtc->active = false; > + intel_fbc_disable(intel_crtc); > + intel_disable_shared_dpll(old_intel_crtc_state); > + > + /* > + * Underruns don't always raise interrupts, > + * so check manually. > + */ > + intel_check_cpu_fifo_underruns(dev_priv); > + intel_check_pch_fifo_underruns(dev_priv); > + > + /* FIXME unify this for all platforms */ > + if (!new_crtc_state->active && > + !HAS_GMCH(dev_priv) && > + dev_priv->display.initial_watermarks) > + dev_priv->display.initial_watermarks(intel_state, > + new_intel_crtc_state); > + } > + } Not a fan of this duplicate code here. At least a helper function would be needed. Jose, didn't you have a pending patch to disable in reverse order to solve this same problem? Lucas De Marchi > +} > + > static void intel_commit_modeset_enables(struct drm_atomic_state *state) > { > struct drm_crtc *crtc; > @@ -14257,6 +14357,11 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) > > intel_atomic_commit_fence_wait(intel_state); > > + drm_atomic_helper_wait_for_dependencies(state); > + > + if (intel_state->modeset) > + wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); > + > for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > intel_crtc = to_intel_crtc(crtc); > @@ -14269,11 +14374,6 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) > } > } > > - drm_atomic_helper_wait_for_dependencies(state); > - > - if (intel_state->modeset) > - wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); > - > dev_priv->display.commit_modeset_disables(state); > > /* FIXME: Eventually get rid of our intel_crtc->config pointer */ > @@ -16170,7 +16270,12 @@ void intel_init_display_hooks(struct drm_i915_private *dev_priv) > else > dev_priv->display.commit_modeset_enables = intel_commit_modeset_enables; > > - dev_priv->display.commit_modeset_disables = intel_commit_modeset_disables; > + if (INTEL_GEN(dev_priv) >= 11) > + dev_priv->display.commit_modeset_disables = > + icl_commit_modeset_disables; > + else > + dev_priv->display.commit_modeset_disables = > + intel_commit_modeset_disables; > > } > > -- > 2.19.1 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
On Mon, Jun 24, 2019 at 11:34:42PM -0700, Lucas De Marchi wrote: > On Mon, Jun 24, 2019 at 2:07 PM Manasi Navare <manasi.d.navare@intel.com> wrote: > > > > In the transcoder port sync mode, the slave transcoders mask their vblanks > > until master transcoder's vblank so while disabling them, make > > sure slaves are disabled first and then the masters. > > > > Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> > > Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > > Cc: Matt Roper <matthew.d.roper@intel.com> > > Cc: Jani Nikula <jani.nikula@intel.com> > > Signed-off-by: Manasi Navare <manasi.d.navare@intel.com> > > --- > > drivers/gpu/drm/i915/display/intel_display.c | 117 ++++++++++++++++++- > > 1 file changed, 111 insertions(+), 6 deletions(-) > > > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c > > index 0a0d97ef03d6..85746a26d0e0 100644 > > --- a/drivers/gpu/drm/i915/display/intel_display.c > > +++ b/drivers/gpu/drm/i915/display/intel_display.c > > @@ -13901,6 +13901,106 @@ static void intel_commit_modeset_disables(struct drm_atomic_state *state) > > } > > } > > > > +static void icl_commit_modeset_disables(struct drm_atomic_state *state) > > +{ > > + struct drm_device *dev = state->dev; > > + struct intel_atomic_state *intel_state = to_intel_atomic_state(state); > > + struct drm_i915_private *dev_priv = to_i915(dev); > > + struct drm_crtc_state *old_crtc_state, *new_crtc_state; > > + struct intel_crtc_state *new_intel_crtc_state, *old_intel_crtc_state; > > + struct drm_crtc *crtc; > > + struct intel_crtc *intel_crtc; > > + int i; > > + > > + /* > > + * Disable all the Port Sync Slaves first > > + */ > > + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > > + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); > > + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > > + intel_crtc = to_intel_crtc(crtc); > > + > > + if (!needs_modeset(new_crtc_state) || > > + !is_trans_port_sync_slave(old_intel_crtc_state)) > > + continue; > > + > > + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); > > + > > + if (old_crtc_state->active) { > > + intel_crtc_disable_planes(intel_state, intel_crtc); > > + > > + /* > > + * We need to disable pipe CRC before disabling the pipe, > > + * or we race against vblank off. > > + */ > > + intel_crtc_disable_pipe_crc(intel_crtc); > > + > > + dev_priv->display.crtc_disable(old_intel_crtc_state, state); > > + intel_crtc->active = false; > > + intel_fbc_disable(intel_crtc); > > + intel_disable_shared_dpll(old_intel_crtc_state); > > + > > + /* > > + * Underruns don't always raise interrupts, > > + * so check manually. > > + */ > > + intel_check_cpu_fifo_underruns(dev_priv); > > + intel_check_pch_fifo_underruns(dev_priv); > > + > > + /* FIXME unify this for all platforms */ > > + if (!new_crtc_state->active && > > + !HAS_GMCH(dev_priv) && > > + dev_priv->display.initial_watermarks) > > + dev_priv->display.initial_watermarks(intel_state, > > + new_intel_crtc_state); > > + } > > + } > > + > > + /* > > + * Disable rest of the CRTCs other than slaves > > + */ > > + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > > + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); > > + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > > + intel_crtc = to_intel_crtc(crtc); > > + > > + if (!needs_modeset(new_crtc_state) || > > + is_trans_port_sync_slave(old_intel_crtc_state)) > > + continue; > > + > > + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); > > + > > + if (old_crtc_state->active) { > > + intel_crtc_disable_planes(intel_state, intel_crtc); > > + > > + /* > > + * We need to disable pipe CRC before disabling the pipe, > > + * or we race against vblank off. > > + */ > > + intel_crtc_disable_pipe_crc(intel_crtc); > > + > > + dev_priv->display.crtc_disable(old_intel_crtc_state, state); > > + intel_crtc->active = false; > > + intel_fbc_disable(intel_crtc); > > + intel_disable_shared_dpll(old_intel_crtc_state); > > + > > + /* > > + * Underruns don't always raise interrupts, > > + * so check manually. > > + */ > > + intel_check_cpu_fifo_underruns(dev_priv); > > + intel_check_pch_fifo_underruns(dev_priv); > > + > > + /* FIXME unify this for all platforms */ > > + if (!new_crtc_state->active && > > + !HAS_GMCH(dev_priv) && > > + dev_priv->display.initial_watermarks) > > + dev_priv->display.initial_watermarks(intel_state, > > + new_intel_crtc_state); > > + } > > + } > > Not a fan of this duplicate code here. At least a helper function > would be needed. Hmm yea creating a helper is a good idea, will do that > > Jose, didn't you have a pending patch to disable in reverse order to > solve this same problem? This is not necessarily in the reverse order, it just does it for all slaves first and then all masters Manasi > > Lucas De Marchi > > > +} > > + > > static void intel_commit_modeset_enables(struct drm_atomic_state *state) > > { > > struct drm_crtc *crtc; > > @@ -14257,6 +14357,11 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) > > > > intel_atomic_commit_fence_wait(intel_state); > > > > + drm_atomic_helper_wait_for_dependencies(state); > > + > > + if (intel_state->modeset) > > + wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); > > + > > for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > > new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > > intel_crtc = to_intel_crtc(crtc); > > @@ -14269,11 +14374,6 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) > > } > > } > > > > - drm_atomic_helper_wait_for_dependencies(state); > > - > > - if (intel_state->modeset) > > - wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); > > - > > dev_priv->display.commit_modeset_disables(state); > > > > /* FIXME: Eventually get rid of our intel_crtc->config pointer */ > > @@ -16170,7 +16270,12 @@ void intel_init_display_hooks(struct drm_i915_private *dev_priv) > > else > > dev_priv->display.commit_modeset_enables = intel_commit_modeset_enables; > > > > - dev_priv->display.commit_modeset_disables = intel_commit_modeset_disables; > > + if (INTEL_GEN(dev_priv) >= 11) > > + dev_priv->display.commit_modeset_disables = > > + icl_commit_modeset_disables; > > + else > > + dev_priv->display.commit_modeset_disables = > > + intel_commit_modeset_disables; > > > > } > > > > -- > > 2.19.1 > > > > _______________________________________________ > > Intel-gfx mailing list > > Intel-gfx@lists.freedesktop.org > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx > > > > -- > Lucas De Marchi
On Mon, Jun 24, 2019 at 11:34:42PM -0700, Lucas De Marchi wrote: > On Mon, Jun 24, 2019 at 2:07 PM Manasi Navare <manasi.d.navare@intel.com> wrote: > > > > In the transcoder port sync mode, the slave transcoders mask their vblanks > > until master transcoder's vblank so while disabling them, make > > sure slaves are disabled first and then the masters. > > > > Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> > > Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > > Cc: Matt Roper <matthew.d.roper@intel.com> > > Cc: Jani Nikula <jani.nikula@intel.com> > > Signed-off-by: Manasi Navare <manasi.d.navare@intel.com> > > --- > > drivers/gpu/drm/i915/display/intel_display.c | 117 ++++++++++++++++++- > > 1 file changed, 111 insertions(+), 6 deletions(-) > > > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c > > index 0a0d97ef03d6..85746a26d0e0 100644 > > --- a/drivers/gpu/drm/i915/display/intel_display.c > > +++ b/drivers/gpu/drm/i915/display/intel_display.c > > @@ -13901,6 +13901,106 @@ static void intel_commit_modeset_disables(struct drm_atomic_state *state) > > } > > } > > > > +static void icl_commit_modeset_disables(struct drm_atomic_state *state) > > +{ > > + struct drm_device *dev = state->dev; > > + struct intel_atomic_state *intel_state = to_intel_atomic_state(state); > > + struct drm_i915_private *dev_priv = to_i915(dev); > > + struct drm_crtc_state *old_crtc_state, *new_crtc_state; > > + struct intel_crtc_state *new_intel_crtc_state, *old_intel_crtc_state; > > + struct drm_crtc *crtc; > > + struct intel_crtc *intel_crtc; > > + int i; > > + > > + /* > > + * Disable all the Port Sync Slaves first > > + */ > > + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > > + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); > > + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > > + intel_crtc = to_intel_crtc(crtc); > > + > > + if (!needs_modeset(new_crtc_state) || > > + !is_trans_port_sync_slave(old_intel_crtc_state)) > > + continue; > > + > > + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); > > + > > + if (old_crtc_state->active) { > > + intel_crtc_disable_planes(intel_state, intel_crtc); > > + > > + /* > > + * We need to disable pipe CRC before disabling the pipe, > > + * or we race against vblank off. > > + */ > > + intel_crtc_disable_pipe_crc(intel_crtc); > > + > > + dev_priv->display.crtc_disable(old_intel_crtc_state, state); > > + intel_crtc->active = false; > > + intel_fbc_disable(intel_crtc); > > + intel_disable_shared_dpll(old_intel_crtc_state); > > + > > + /* > > + * Underruns don't always raise interrupts, > > + * so check manually. > > + */ > > + intel_check_cpu_fifo_underruns(dev_priv); > > + intel_check_pch_fifo_underruns(dev_priv); > > + > > + /* FIXME unify this for all platforms */ > > + if (!new_crtc_state->active && > > + !HAS_GMCH(dev_priv) && > > + dev_priv->display.initial_watermarks) > > + dev_priv->display.initial_watermarks(intel_state, > > + new_intel_crtc_state); > > + } I will move this part inside if (old_crtc_state->active) to a helper function. Any suggestions on the name of this helper? Manasi > > + } > > + > > + /* > > + * Disable rest of the CRTCs other than slaves > > + */ > > + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > > + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); > > + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > > + intel_crtc = to_intel_crtc(crtc); > > + > > + if (!needs_modeset(new_crtc_state) || > > + is_trans_port_sync_slave(old_intel_crtc_state)) > > + continue; > > + > > + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); > > + > > + if (old_crtc_state->active) { > > + intel_crtc_disable_planes(intel_state, intel_crtc); > > + > > + /* > > + * We need to disable pipe CRC before disabling the pipe, > > + * or we race against vblank off. > > + */ > > + intel_crtc_disable_pipe_crc(intel_crtc); > > + > > + dev_priv->display.crtc_disable(old_intel_crtc_state, state); > > + intel_crtc->active = false; > > + intel_fbc_disable(intel_crtc); > > + intel_disable_shared_dpll(old_intel_crtc_state); > > + > > + /* > > + * Underruns don't always raise interrupts, > > + * so check manually. > > + */ > > + intel_check_cpu_fifo_underruns(dev_priv); > > + intel_check_pch_fifo_underruns(dev_priv); > > + > > + /* FIXME unify this for all platforms */ > > + if (!new_crtc_state->active && > > + !HAS_GMCH(dev_priv) && > > + dev_priv->display.initial_watermarks) > > + dev_priv->display.initial_watermarks(intel_state, > > + new_intel_crtc_state); > > + } > > + } > > Not a fan of this duplicate code here. At least a helper function > would be needed. > > Jose, didn't you have a pending patch to disable in reverse order to > solve this same problem? > > Lucas De Marchi > > > +} > > + > > static void intel_commit_modeset_enables(struct drm_atomic_state *state) > > { > > struct drm_crtc *crtc; > > @@ -14257,6 +14357,11 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) > > > > intel_atomic_commit_fence_wait(intel_state); > > > > + drm_atomic_helper_wait_for_dependencies(state); > > + > > + if (intel_state->modeset) > > + wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); > > + > > for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { > > new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); > > intel_crtc = to_intel_crtc(crtc); > > @@ -14269,11 +14374,6 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) > > } > > } > > > > - drm_atomic_helper_wait_for_dependencies(state); > > - > > - if (intel_state->modeset) > > - wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); > > - > > dev_priv->display.commit_modeset_disables(state); > > > > /* FIXME: Eventually get rid of our intel_crtc->config pointer */ > > @@ -16170,7 +16270,12 @@ void intel_init_display_hooks(struct drm_i915_private *dev_priv) > > else > > dev_priv->display.commit_modeset_enables = intel_commit_modeset_enables; > > > > - dev_priv->display.commit_modeset_disables = intel_commit_modeset_disables; > > + if (INTEL_GEN(dev_priv) >= 11) > > + dev_priv->display.commit_modeset_disables = > > + icl_commit_modeset_disables; > > + else > > + dev_priv->display.commit_modeset_disables = > > + intel_commit_modeset_disables; > > > > } > > > > -- > > 2.19.1 > > > > _______________________________________________ > > Intel-gfx mailing list > > Intel-gfx@lists.freedesktop.org > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx > > > > -- > Lucas De Marchi
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 0a0d97ef03d6..85746a26d0e0 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -13901,6 +13901,106 @@ static void intel_commit_modeset_disables(struct drm_atomic_state *state) } } +static void icl_commit_modeset_disables(struct drm_atomic_state *state) +{ + struct drm_device *dev = state->dev; + struct intel_atomic_state *intel_state = to_intel_atomic_state(state); + struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_crtc_state *old_crtc_state, *new_crtc_state; + struct intel_crtc_state *new_intel_crtc_state, *old_intel_crtc_state; + struct drm_crtc *crtc; + struct intel_crtc *intel_crtc; + int i; + + /* + * Disable all the Port Sync Slaves first + */ + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); + intel_crtc = to_intel_crtc(crtc); + + if (!needs_modeset(new_crtc_state) || + !is_trans_port_sync_slave(old_intel_crtc_state)) + continue; + + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); + + if (old_crtc_state->active) { + intel_crtc_disable_planes(intel_state, intel_crtc); + + /* + * We need to disable pipe CRC before disabling the pipe, + * or we race against vblank off. + */ + intel_crtc_disable_pipe_crc(intel_crtc); + + dev_priv->display.crtc_disable(old_intel_crtc_state, state); + intel_crtc->active = false; + intel_fbc_disable(intel_crtc); + intel_disable_shared_dpll(old_intel_crtc_state); + + /* + * Underruns don't always raise interrupts, + * so check manually. + */ + intel_check_cpu_fifo_underruns(dev_priv); + intel_check_pch_fifo_underruns(dev_priv); + + /* FIXME unify this for all platforms */ + if (!new_crtc_state->active && + !HAS_GMCH(dev_priv) && + dev_priv->display.initial_watermarks) + dev_priv->display.initial_watermarks(intel_state, + new_intel_crtc_state); + } + } + + /* + * Disable rest of the CRTCs other than slaves + */ + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { + old_intel_crtc_state = to_intel_crtc_state(old_crtc_state); + new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); + intel_crtc = to_intel_crtc(crtc); + + if (!needs_modeset(new_crtc_state) || + is_trans_port_sync_slave(old_intel_crtc_state)) + continue; + + intel_pre_plane_update(old_intel_crtc_state, new_intel_crtc_state); + + if (old_crtc_state->active) { + intel_crtc_disable_planes(intel_state, intel_crtc); + + /* + * We need to disable pipe CRC before disabling the pipe, + * or we race against vblank off. + */ + intel_crtc_disable_pipe_crc(intel_crtc); + + dev_priv->display.crtc_disable(old_intel_crtc_state, state); + intel_crtc->active = false; + intel_fbc_disable(intel_crtc); + intel_disable_shared_dpll(old_intel_crtc_state); + + /* + * Underruns don't always raise interrupts, + * so check manually. + */ + intel_check_cpu_fifo_underruns(dev_priv); + intel_check_pch_fifo_underruns(dev_priv); + + /* FIXME unify this for all platforms */ + if (!new_crtc_state->active && + !HAS_GMCH(dev_priv) && + dev_priv->display.initial_watermarks) + dev_priv->display.initial_watermarks(intel_state, + new_intel_crtc_state); + } + } +} + static void intel_commit_modeset_enables(struct drm_atomic_state *state) { struct drm_crtc *crtc; @@ -14257,6 +14357,11 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) intel_atomic_commit_fence_wait(intel_state); + drm_atomic_helper_wait_for_dependencies(state); + + if (intel_state->modeset) + wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { new_intel_crtc_state = to_intel_crtc_state(new_crtc_state); intel_crtc = to_intel_crtc(crtc); @@ -14269,11 +14374,6 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) } } - drm_atomic_helper_wait_for_dependencies(state); - - if (intel_state->modeset) - wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_MODESET); - dev_priv->display.commit_modeset_disables(state); /* FIXME: Eventually get rid of our intel_crtc->config pointer */ @@ -16170,7 +16270,12 @@ void intel_init_display_hooks(struct drm_i915_private *dev_priv) else dev_priv->display.commit_modeset_enables = intel_commit_modeset_enables; - dev_priv->display.commit_modeset_disables = intel_commit_modeset_disables; + if (INTEL_GEN(dev_priv) >= 11) + dev_priv->display.commit_modeset_disables = + icl_commit_modeset_disables; + else + dev_priv->display.commit_modeset_disables = + intel_commit_modeset_disables; }
In the transcoder port sync mode, the slave transcoders mask their vblanks until master transcoder's vblank so while disabling them, make sure slaves are disabled first and then the masters. Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Matt Roper <matthew.d.roper@intel.com> Cc: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Manasi Navare <manasi.d.navare@intel.com> --- drivers/gpu/drm/i915/display/intel_display.c | 117 ++++++++++++++++++- 1 file changed, 111 insertions(+), 6 deletions(-)