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| author | Damien Lespiau <damien.lespiau@intel.com> | 2014-03-26 17:42:50 +0000 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-09-24 14:57:29 +0200 |
| commit | 91e41d1665c868a26a24580b83c321e04be43dfe (patch) | |
| tree | bad0f346c7e5c06495c50ffeb8f64d719d3da64e /drivers/gpu | |
| parent | acd5c3464038a550359433362055849e83351d89 (diff) | |
| download | linux-91e41d1665c868a26a24580b83c321e04be43dfe.tar.gz linux-91e41d1665c868a26a24580b83c321e04be43dfe.tar.bz2 linux-91e41d1665c868a26a24580b83c321e04be43dfe.zip | |
drm/i915/skl: Implement Wa4x4STCOptimizationDisable:skl
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 81465e65e876..64eb3b82b466 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -76,6 +76,10 @@ static void gen9_init_clock_gating(struct drm_device *dev) */ I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) | GEN8_SDEUNIT_CLOCK_GATE_DISABLE); + + /* Wa4x4STCOptimizationDisable:skl */ + I915_WRITE(CACHE_MODE_1, + _MASKED_BIT_ENABLE(GEN8_4x4_STC_OPTIMIZATION_DISABLE)); } static void i8xx_disable_fbc(struct drm_device *dev) |