[PATCH 5/5] drm/i915: Enable rc6 with bdw

Mika Kuoppala
2014-05-15T17:59:51Z

Everything should be in place so enable rc6/rps for bdw.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
---
drivers/gpu/drm/i915/intel_pm.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 36eb1ea..34b0766 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3374,10 +3374,6 @@ static int sanitize_rc6_option(const struct drm_device *dev, int enable_rc6)
if (INTEL_INFO(dev)->gen == 5 && !IS_IRONLAKE_M(dev))
return 0;

- /* Disable RC6 on Broadwell for now */
- if (IS_BROADWELL(dev))
- return 0;
-
/* Respect the kernel parameter if it is set */
if (enable_rc6 >= 0) {
int mask;
@@ -4685,7 +4681,7 @@ void intel_disable_gt_powersave(struct drm_device *dev)
if (IS_IRONLAKE_M(dev)) {
ironlake_disable_drps(dev);
ironlake_disable_rc6(dev);
- } else if (IS_GEN6(dev) || IS_GEN7(dev)) {
+ } else if (IS_GEN6(dev) || IS_GEN7(dev) || IS_BROADWELL(dev)) {
cancel_delayed_work_sync(&dev_priv->rps.delayed_resume_work);
cancel_work_sync(&dev_priv->rps.work);
mutex_lock(&dev_priv->rps.hw_lock);
@@ -4732,7 +4728,7 @@ void intel_enable_gt_powersave(struct drm_device *dev)
ironlake_enable_rc6(dev);
intel_init_emon(dev);
mutex_unlock(&dev->struct_mutex);
- } else if (IS_GEN6(dev) || IS_GEN7(dev)) {
+ } else if (IS_GEN6(dev) || IS_GEN7(dev) || IS_BROADWELL(dev)) {
/*
* PCU communication is slow and this doesn't need to be
* done at any specific time, so do this out of our fast path
--
1.7.9.5

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