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author | Damien Lespiau <damien.lespiau@intel.com> | 2015-02-09 19:33:19 +0000 |
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committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-02-13 23:28:35 +0100 |
commit | 81e231afe7478f1bf14bbb17c26d6ebf054faece (patch) | |
tree | 34392d33f2e4668bc442c8d8c83bf82f269e94b8 /drivers/gpu/drm/i915/intel_pm.c | |
parent | drm/i915/skl: Implement WaDisableLSQCROPERFforOCL (diff) | |
download | linux-dev-81e231afe7478f1bf14bbb17c26d6ebf054faece.tar.xz linux-dev-81e231afe7478f1bf14bbb17c26d6ebf054faece.zip |
drm/i915/skl: Implement WaDisableHDCInvalidation
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Nick Hoath <nicholas.hoath@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to '')
-rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index d7750176091b..a2b9c3e213f9 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -66,6 +66,12 @@ static void skl_init_clock_gating(struct drm_device *dev) GEN8_SDEUNIT_CLOCK_GATE_DISABLE); } + if (INTEL_REVID(dev) <= SKL_REVID_D0) + /* WaDisableHDCInvalidation:skl */ + I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) | + BDW_DISABLE_HDC_INVALIDATION); + + if (INTEL_REVID(dev) <= SKL_REVID_E0) /* WaDisableLSQCROPERFforOCL:skl */ I915_WRITE(GEN8_L3SQCREG4, I915_READ(GEN8_L3SQCREG4) | |