diff options
author | Dave Airlie <airlied@redhat.com> | 2012-07-20 00:53:28 -0400 |
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committer | Dave Airlie <airlied@redhat.com> | 2012-07-20 00:53:28 -0400 |
commit | e6b0b6a82f9c93fe3dd060ae54719456474a74a3 (patch) | |
tree | 89528134f61971718b1fa363b54bc3c7cebf1392 /drivers/gpu/drm/i915/i915_suspend.c | |
parent | 83bc5fd29afff5898cadf87fb29eb9260eecc63e (diff) | |
parent | 84a1caf1453c3d44050bd22db958af4a7f99315c (diff) | |
download | linux-e6b0b6a82f9c93fe3dd060ae54719456474a74a3.tar.bz2 |
Merge tag 'v3.5-rc7' into drm-next
Merge Linus tree into drm to fixup conflicts in radeon code for further
testing before upstream merge.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Conflicts:
drivers/gpu/drm/i915/i915_dma.c
drivers/gpu/drm/i915/intel_display.c
drivers/gpu/drm/radeon/radeon_gart.c
Diffstat (limited to 'drivers/gpu/drm/i915/i915_suspend.c')
-rw-r--r-- | drivers/gpu/drm/i915/i915_suspend.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index 740c076ea330..4776ccf1b3cd 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -740,8 +740,11 @@ static void i915_restore_display(struct drm_device *dev) if (HAS_PCH_SPLIT(dev)) { I915_WRITE(BLC_PWM_PCH_CTL1, dev_priv->saveBLC_PWM_CTL); I915_WRITE(BLC_PWM_PCH_CTL2, dev_priv->saveBLC_PWM_CTL2); - I915_WRITE(BLC_PWM_CPU_CTL, dev_priv->saveBLC_CPU_PWM_CTL); + /* NOTE: BLC_PWM_CPU_CTL must be written after BLC_PWM_CPU_CTL2; + * otherwise we get blank eDP screen after S3 on some machines + */ I915_WRITE(BLC_PWM_CPU_CTL2, dev_priv->saveBLC_CPU_PWM_CTL2); + I915_WRITE(BLC_PWM_CPU_CTL, dev_priv->saveBLC_CPU_PWM_CTL); I915_WRITE(PCH_PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS); I915_WRITE(PCH_PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS); I915_WRITE(PCH_PP_DIVISOR, dev_priv->savePP_DIVISOR); |