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| author | Dave Airlie <airlied@redhat.com> | 2015-05-04 08:56:47 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-05-04 08:56:47 +1000 |
| commit | 71aee81937963ccb07b3fa1b912e4cc6cd77dfa8 (patch) | |
| tree | f888b081e7855494e30407711d98b93525220d5b /drivers/gpu/drm/i915/intel_uncore.c | |
| parent | df9ebeb2da3ae0122f44521ee833d31e1a2b3845 (diff) | |
| parent | a04f90a33fab74789b91fc9739999012f11022d1 (diff) | |
Merge tag 'drm-intel-fixes-2015-04-30' of git://anongit.freedesktop.org/drm-intel into drm-fixes
Just a single intel fix
* tag 'drm-intel-fixes-2015-04-30' of git://anongit.freedesktop.org/drm-intel:
drm/i915/chv: Implement WaDisableShadowRegForCpd
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uncore.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_uncore.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index ab5cc94588e1..ff2a74651dd4 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -360,6 +360,14 @@ static void __intel_uncore_early_sanitize(struct drm_device *dev, __raw_i915_write32(dev_priv, GTFIFODBG, __raw_i915_read32(dev_priv, GTFIFODBG)); + /* WaDisableShadowRegForCpd:chv */ + if (IS_CHERRYVIEW(dev)) { + __raw_i915_write32(dev_priv, GTFIFOCTL, + __raw_i915_read32(dev_priv, GTFIFOCTL) | + GT_FIFO_CTL_BLOCK_ALL_POLICY_STALL | + GT_FIFO_CTL_RC6_POLICY_STALL); + } + intel_uncore_forcewake_reset(dev, restore_forcewake); } |