diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2013-08-30 19:40:32 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-09-04 17:34:57 +0200 |
| commit | 8807e55b3a1bf7b159dcefa4504e204df364d4a1 (patch) | |
| tree | ab1b17ea7f47536acdb942c8b91b360199a9ce72 /drivers/gpu/drm/i915/intel_display.c | |
| parent | ecbc5cf34068d22cf57bac596809a346576c38a3 (diff) | |
drm/i915: do display power state notification on crtc enable/disable
The spec says to notify prior to power down and after power up. It is
unclear whether it makes a difference.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e16b997bfd0..24c3937999d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3427,8 +3427,10 @@ static void haswell_crtc_enable(struct drm_crtc *crtc) intel_update_fbc(dev); mutex_unlock(&dev->struct_mutex); - for_each_encoder_on_crtc(dev, crtc, encoder) + for_each_encoder_on_crtc(dev, crtc, encoder) { encoder->enable(encoder); + intel_opregion_notify_encoder(encoder, true); + } /* * There seems to be a race in PCH platform hw (at least on some @@ -3542,8 +3544,10 @@ static void haswell_crtc_disable(struct drm_crtc *crtc) if (!intel_crtc->active) return; - for_each_encoder_on_crtc(dev, crtc, encoder) + for_each_encoder_on_crtc(dev, crtc, encoder) { + intel_opregion_notify_encoder(encoder, false); encoder->disable(encoder); + } intel_crtc_wait_for_pending_flips(crtc); drm_vblank_off(dev, pipe); |