This can all be done from the intel_update_crtc function. Split out the pipe update into a separate function, just like is done for the planes. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_display.c | 124 ++++++++----------- 1 file changed, 52 insertions(+), 72 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 520c66071e67..fd8b398733b8 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -136,8 +136,6 @@ static void vlv_prepare_pll(struct intel_crtc *crtc, const struct intel_crtc_state *pipe_config); static void chv_prepare_pll(struct intel_crtc *crtc, const struct intel_crtc_state *pipe_config); -static void intel_begin_crtc_commit(struct intel_atomic_state *, struct intel_crtc *); -static void intel_finish_crtc_commit(struct intel_atomic_state *, struct intel_crtc *); static void intel_crtc_init_scalers(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state); static void skylake_pfit_enable(const struct intel_crtc_state *crtc_state); @@ -13673,13 +13671,54 @@ u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc) return crtc->base.funcs->get_vblank_counter(&crtc->base); } +void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, + struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + + if (!IS_GEN(dev_priv, 2)) + intel_set_cpu_fifo_underrun_reporting(dev_priv, crtc->pipe, true); + + if (crtc_state->has_pch_encoder) { + enum pipe pch_transcoder = + intel_crtc_pch_transcoder(crtc); + + intel_set_pch_fifo_underrun_reporting(dev_priv, pch_transcoder, true); + } +} + +static void commit_pipe_config(struct intel_atomic_state *state, + struct intel_crtc_state *old_crtc_state, + struct intel_crtc_state *new_crtc_state) +{ + struct drm_i915_private *dev_priv = to_i915(state->base.dev); + bool modeset = needs_modeset(new_crtc_state); + + if (!modeset) { + if (new_crtc_state->uapi.color_mgmt_changed || + new_crtc_state->update_pipe) + intel_color_commit(new_crtc_state); + + if (new_crtc_state->update_pipe) + intel_update_pipe_config(old_crtc_state, new_crtc_state); + else if (INTEL_GEN(dev_priv) >= 9) + skl_detach_scalers(new_crtc_state); + + if (INTEL_GEN(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) + bdw_set_pipemisc(new_crtc_state); + } + + if (dev_priv->display.atomic_update_watermarks) + dev_priv->display.atomic_update_watermarks(state, + new_crtc_state); +} + static void intel_update_crtc(struct intel_crtc *crtc, struct intel_atomic_state *state, struct intel_crtc_state *old_crtc_state, struct intel_crtc_state *new_crtc_state) { - struct drm_device *dev = state->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(state->base.dev); bool modeset = needs_modeset(new_crtc_state); struct intel_plane_state *new_plane_state = intel_atomic_get_new_plane_state(state, @@ -13703,14 +13742,21 @@ static void intel_update_crtc(struct intel_crtc *crtc, else if (new_plane_state) intel_fbc_enable(crtc, new_crtc_state, new_plane_state); - intel_begin_crtc_commit(state, crtc); + /* Perform vblank evasion around commit operation */ + intel_pipe_update_start(new_crtc_state); + + commit_pipe_config(state, old_crtc_state, new_crtc_state); if (INTEL_GEN(dev_priv) >= 9) skl_update_planes_on_crtc(state, crtc); else i9xx_update_planes_on_crtc(state, crtc); - intel_finish_crtc_commit(state, crtc); + intel_pipe_update_end(new_crtc_state); + + if (new_crtc_state->update_pipe && !modeset && + old_crtc_state->hw.mode.private_flags & I915_MODE_FLAG_INHERITED) + intel_crtc_arm_fifo_underrun(crtc, new_crtc_state); } static void intel_old_crtc_state_disables(struct intel_atomic_state *state, @@ -14507,72 +14553,6 @@ skl_max_scale(const struct intel_crtc_state *crtc_state, return max_scale; } -static void intel_begin_crtc_commit(struct intel_atomic_state *state, - struct intel_crtc *crtc) -{ - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - struct intel_crtc_state *old_crtc_state = - intel_atomic_get_old_crtc_state(state, crtc); - struct intel_crtc_state *new_crtc_state = - intel_atomic_get_new_crtc_state(state, crtc); - bool modeset = needs_modeset(new_crtc_state); - - /* Perform vblank evasion around commit operation */ - intel_pipe_update_start(new_crtc_state); - - if (modeset) - goto out; - - if (new_crtc_state->uapi.color_mgmt_changed || - new_crtc_state->update_pipe) - intel_color_commit(new_crtc_state); - - if (new_crtc_state->update_pipe) - intel_update_pipe_config(old_crtc_state, new_crtc_state); - else if (INTEL_GEN(dev_priv) >= 9) - skl_detach_scalers(new_crtc_state); - - if (INTEL_GEN(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) - bdw_set_pipemisc(new_crtc_state); - -out: - if (dev_priv->display.atomic_update_watermarks) - dev_priv->display.atomic_update_watermarks(state, - new_crtc_state); -} - -void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, - struct intel_crtc_state *crtc_state) -{ - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - - if (!IS_GEN(dev_priv, 2)) - intel_set_cpu_fifo_underrun_reporting(dev_priv, crtc->pipe, true); - - if (crtc_state->has_pch_encoder) { - enum pipe pch_transcoder = - intel_crtc_pch_transcoder(crtc); - - intel_set_pch_fifo_underrun_reporting(dev_priv, pch_transcoder, true); - } -} - -static void intel_finish_crtc_commit(struct intel_atomic_state *state, - struct intel_crtc *crtc) -{ - struct intel_crtc_state *old_crtc_state = - intel_atomic_get_old_crtc_state(state, crtc); - struct intel_crtc_state *new_crtc_state = - intel_atomic_get_new_crtc_state(state, crtc); - - intel_pipe_update_end(new_crtc_state); - - if (new_crtc_state->update_pipe && - !needs_modeset(new_crtc_state) && - old_crtc_state->hw.mode.private_flags & I915_MODE_FLAG_INHERITED) - intel_crtc_arm_fifo_underrun(crtc, new_crtc_state); -} - /** * intel_plane_destroy - destroy a plane * @plane: plane to destroy -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx