From: Akash Goel <akash.goel@xxxxxxxxx>
Ring frequency table programming is not required on BXT. Added separate
checks to enable the programming only for SKL & skip for BXT.
Issue: VIZ-5144
Signed-off-by: Akash Goel <akash.goel@xxxxxxxxx>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_pm.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 89c1b73..31d2fa0 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4696,7 +4696,7 @@ void gen6_update_ring_freq(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- if (INTEL_INFO(dev)->gen < 6 || IS_VALLEYVIEW(dev))
+ if (INTEL_INFO(dev)->gen < 6 || IS_VALLEYVIEW(dev) || IS_BROXTON(dev))
return;
mutex_lock(&dev_priv->rps.hw_lock);
@@ -5811,7 +5811,8 @@ static void intel_gen6_powersave_work(struct work_struct *work)
} else if (INTEL_INFO(dev)->gen >= 9) {
gen9_enable_rc6(dev);
gen9_enable_rps(dev);
- __gen6_update_ring_freq(dev);
+ if (IS_SKYLAKE(dev))
+ __gen6_update_ring_freq(dev);
} else if (IS_BROADWELL(dev)) {
gen8_enable_rps(dev);
__gen6_update_ring_freq(dev);
--
1.9.2
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