From: Imre Deak <imre.deak@intel.com>
Date: Thu, 23 Oct 2014 16:23:26 +0000 (+0300)
Subject: drm/i915: add poweroff_late handler
X-Git-Tag: firefly_0821_release~176^2~2672^2~78^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=da2bc1b9db3351addd293e5b82757efe1f77ed1d;p=firefly-linux-kernel-4.4.55.git

drm/i915: add poweroff_late handler

The suspend_late handler saves some registers and powers off the device,
so it doesn't have a big overhead. Calling it at S4 poweroff_late time
makes the power off handling identical to the S3 suspend and S4 freeze
handling, so do this for consistency.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 8b2b34cc6552..808f6591317a 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1548,6 +1548,7 @@ static const struct dev_pm_ops i915_pm_ops = {
 	.thaw_early = i915_pm_resume_early,
 	.thaw = i915_pm_resume,
 	.poweroff = i915_pm_suspend,
+	.poweroff_late = i915_pm_suspend_late,
 	.restore_early = i915_pm_resume_early,
 	.restore = i915_pm_resume,
 	.runtime_suspend = intel_runtime_suspend,