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drm/i915: use calculated state for vblank evasion

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crtc->active will be gone eventually, and this check should be just as good.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Maarten Lankhorst 2015-06-01 12:50:11 +02:00 committed by Jani Nikula
parent 3538b9dffd
commit 5c2db1882a
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/intel_display.c
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@ -13658,6 +13658,7 @@ static void intel_begin_crtc_commit(struct drm_crtc *crtc)
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct drm_crtc_state *crtc_state = intel_crtc->base.state;
struct intel_plane *intel_plane;
struct drm_plane *p;
unsigned fb_bits = 0;
@ -13701,7 +13702,7 @@ static void intel_begin_crtc_commit(struct drm_crtc *crtc)
intel_runtime_pm_get(dev_priv);
/* Perform vblank evasion around commit operation */
if (intel_crtc->active)
if (crtc_state->active && !needs_modeset(crtc_state))
intel_crtc->atomic.evade =
intel_pipe_update_start(intel_crtc,
&intel_crtc->atomic.start_vbl_count);