Commit 307e4498 authored by Maarten Lankhorst's avatar Maarten Lankhorst

drm/i915: Remove vblank wait from hsw_enable_ips, v2.

intel_post_plane_update did an extra vblank wait that's no longer needed when enabling ips.

Changes since v1:
- Add comment explaining why vblank wait is performed. (Paulo)
Signed-off-by: default avatarMaarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/56F29B28.5070804@linux.intel.com
parent 321d178e
...@@ -4412,8 +4412,11 @@ void hsw_enable_ips(struct intel_crtc *crtc) ...@@ -4412,8 +4412,11 @@ void hsw_enable_ips(struct intel_crtc *crtc)
if (!crtc->config->ips_enabled) if (!crtc->config->ips_enabled)
return; return;
/* We can only enable IPS after we enable a plane and wait for a vblank */ /*
intel_wait_for_vblank(dev, crtc->pipe); * We can only enable IPS after we enable a plane and wait for a vblank
* This function is called from post_plane_update, which is run after
* a vblank wait.
*/
assert_plane_enabled(dev_priv, crtc->plane); assert_plane_enabled(dev_priv, crtc->plane);
if (IS_BROADWELL(dev)) { if (IS_BROADWELL(dev)) {
......
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