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linux: Disable rc6 only for Sandybridge GT1 gpus to not influence power saving on Ivybridge and others

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fritsch 2013-05-31 12:19:45 +02:00
parent acb917b8ed
commit b6a0a89951
1 changed files with 13 additions and 0 deletions
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13
packages/linux/patches/3.9.4/linux-997-disable-rc6-on-sandybridge-gt1.patch vendored Normal file
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@ -0,0 +1,13 @@
--- a/drivers/gpu/drm/i915/intel_pm.c 2013-05-30 22:57:09.098080381 +0200
+++ b/drivers/gpu/drm/i915/intel_pm.c 2013-05-30 23:31:31.644308032 +0200
@@ -2503,8 +2503,8 @@
if (i915_enable_rc6 >= 0)
return i915_enable_rc6;
- /* Disable RC6 on Ironlake */
- if (INTEL_INFO(dev)->gen == 5)
+ /* Disable RC6 on Ironlake and Sandybridge GT1 */
+ if (INTEL_INFO(dev)->gen == 5 || IS_SNB_GT1(dev))
return 0;
if (IS_HASWELL(dev)) {