diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_fbc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_fbc.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c index 860b8c26d29b..8c8ead2276e0 100644 --- a/drivers/gpu/drm/i915/intel_fbc.c +++ b/drivers/gpu/drm/i915/intel_fbc.c @@ -406,9 +406,7 @@ static void intel_fbc_work_fn(struct work_struct *__work) struct drm_vblank_crtc *vblank = &dev_priv->drm.vblank[crtc->pipe]; if (drm_crtc_vblank_get(&crtc->base)) { - DRM_ERROR("vblank not available for FBC on pipe %c\n", - pipe_name(crtc->pipe)); - + /* CRTC is now off, leave FBC deactivated */ mutex_lock(&fbc->lock); work->scheduled = false; mutex_unlock(&fbc->lock); @@ -461,6 +459,8 @@ static void intel_fbc_schedule_activation(struct intel_crtc *crtc) struct intel_fbc_work *work = &fbc->work; WARN_ON(!mutex_is_locked(&fbc->lock)); + if (WARN_ON(!fbc->enabled)) + return; if (drm_crtc_vblank_get(&crtc->base)) { DRM_ERROR("vblank not available for FBC on pipe %c\n", @@ -1216,7 +1216,7 @@ static void intel_fbc_underrun_work_fn(struct work_struct *work) mutex_lock(&fbc->lock); /* Maybe we were scheduled twice. */ - if (fbc->underrun_detected) + if (fbc->underrun_detected || !fbc->enabled) goto out; DRM_DEBUG_KMS("Disabling FBC due to FIFO underrun.\n"); |