From 493b9f4cb2f155e9ebcd317d84e93c65b8cc906f Mon Sep 17 00:00:00 2001 From: Stanislav Lisovskiy Date: Wed, 13 May 2020 12:38:13 +0300 Subject: [PATCH] drm/i915: Make active_pipes check skl specific MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Seems that only skl needs to have SAGV turned off for multipipe scenarios, so lets do it this way. If anything blows up - we can always revert this patch. v2: Changed if condition to look better (Ville). Signed-off-by: Stanislav Lisovskiy [vsyrjala: wrapped long line to appease checkpatch] Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20200513093816.11466-4-stanislav.lisovskiy@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 14 +++++++++----- drivers/gpu/drm/i915/intel_pm.h | 3 ++- 2 files changed, 11 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 3df8e60c61536..f7bd1dbb625e8 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3777,7 +3777,7 @@ void intel_sagv_pre_plane_update(struct intel_atomic_state *state) if (!new_bw_state) return; - if (!intel_can_enable_sagv(new_bw_state)) + if (!intel_can_enable_sagv(dev_priv, new_bw_state)) intel_disable_sagv(dev_priv); } @@ -3800,7 +3800,7 @@ void intel_sagv_post_plane_update(struct intel_atomic_state *state) if (!new_bw_state) return; - if (intel_can_enable_sagv(new_bw_state)) + if (intel_can_enable_sagv(dev_priv, new_bw_state)) intel_enable_sagv(dev_priv); } @@ -3858,9 +3858,11 @@ static bool intel_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state return skl_crtc_can_enable_sagv(crtc_state); } -bool intel_can_enable_sagv(const struct intel_bw_state *bw_state) +bool intel_can_enable_sagv(struct drm_i915_private *dev_priv, + const struct intel_bw_state *bw_state) { - if (bw_state->active_pipes && !is_power_of_2(bw_state->active_pipes)) + if (INTEL_GEN(dev_priv) < 11 && + bw_state->active_pipes && !is_power_of_2(bw_state->active_pipes)) return false; return bw_state->pipe_sagv_reject == 0; @@ -3868,6 +3870,7 @@ bool intel_can_enable_sagv(const struct intel_bw_state *bw_state) static int intel_compute_sagv_mask(struct intel_atomic_state *state) { + struct drm_i915_private *dev_priv = to_i915(state->base.dev); int ret; struct intel_crtc *crtc; const struct intel_crtc_state *new_crtc_state; @@ -3901,7 +3904,8 @@ static int intel_compute_sagv_mask(struct intel_atomic_state *state) return ret; } - if (intel_can_enable_sagv(new_bw_state) != intel_can_enable_sagv(old_bw_state)) { + if (intel_can_enable_sagv(dev_priv, new_bw_state) != + intel_can_enable_sagv(dev_priv, old_bw_state)) { ret = intel_atomic_serialize_global_state(&new_bw_state->base); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/intel_pm.h b/drivers/gpu/drm/i915/intel_pm.h index fd1dc422e6c59..614ac7f8d4ccc 100644 --- a/drivers/gpu/drm/i915/intel_pm.h +++ b/drivers/gpu/drm/i915/intel_pm.h @@ -42,7 +42,8 @@ void skl_pipe_wm_get_hw_state(struct intel_crtc *crtc, struct skl_pipe_wm *out); void g4x_wm_sanitize(struct drm_i915_private *dev_priv); void vlv_wm_sanitize(struct drm_i915_private *dev_priv); -bool intel_can_enable_sagv(const struct intel_bw_state *bw_state); +bool intel_can_enable_sagv(struct drm_i915_private *dev_priv, + const struct intel_bw_state *bw_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); -- 2.39.5