diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index af5b4055b38a..5d44f828b150 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -15354,12 +15354,7 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) intel_set_cdclk_pre_plane_update(state); - /* - * SKL workaround: bspec recommends we disable the SAGV when we - * have more then one pipe enabled - */ - if (!intel_can_enable_sagv(state)) - intel_disable_sagv(dev_priv); + intel_sagv_pre_plane_update(state); intel_modeset_verify_disabled(dev_priv, state); } @@ -15456,11 +15451,11 @@ static void intel_atomic_commit_tail(struct intel_atomic_state *state) intel_check_cpu_fifo_underruns(dev_priv); intel_check_pch_fifo_underruns(dev_priv); - if (state->modeset) + if (state->modeset) { intel_verify_planes(state); - if (state->modeset && intel_can_enable_sagv(state)) - intel_enable_sagv(dev_priv); + intel_sagv_post_plane_update(state); + } drm_atomic_helper_commit_hw_done(&state->base); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 1e7f9be3cb71..d54833a1578f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3757,6 +3757,22 @@ intel_disable_sagv(struct drm_i915_private *dev_priv) return 0; } +void intel_sagv_pre_plane_update(struct intel_atomic_state *state) +{ + struct drm_i915_private *dev_priv = to_i915(state->base.dev); + + if (!intel_can_enable_sagv(state)) + intel_disable_sagv(dev_priv); +} + +void intel_sagv_post_plane_update(struct intel_atomic_state *state) +{ + struct drm_i915_private *dev_priv = to_i915(state->base.dev); + + if (intel_can_enable_sagv(state)) + intel_enable_sagv(dev_priv); +} + static bool intel_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state) { struct drm_device *dev = crtc_state->uapi.crtc->dev; diff --git a/drivers/gpu/drm/i915/intel_pm.h b/drivers/gpu/drm/i915/intel_pm.h index d60a85421c5a..9a6036ab0f90 100644 --- a/drivers/gpu/drm/i915/intel_pm.h +++ b/drivers/gpu/drm/i915/intel_pm.h @@ -44,6 +44,8 @@ void vlv_wm_sanitize(struct drm_i915_private *dev_priv); bool intel_can_enable_sagv(struct intel_atomic_state *state); int intel_enable_sagv(struct drm_i915_private *dev_priv); int intel_disable_sagv(struct drm_i915_private *dev_priv); +void intel_sagv_pre_plane_update(struct intel_atomic_state *state); +void intel_sagv_post_plane_update(struct intel_atomic_state *state); bool skl_wm_level_equals(const struct skl_wm_level *l1, const struct skl_wm_level *l2); bool skl_ddb_allocation_overlaps(const struct skl_ddb_entry *ddb,