Commit e0d34ce7 authored by Rafael Barbalho's avatar Rafael Barbalho Committed by Daniel Vetter

drm/i915/chv: Implement WaDisableSamplerPowerBypass for CHV

Cherryview also needs this WA.
Signed-off-by: default avatarRafael Barbalho <rafael.barbalho@intel.com>
[vsyrjala: Looks like it's for pre-prodution hw only]
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: default avatarPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent b3f797ac
...@@ -5401,6 +5401,10 @@ static void cherryview_init_clock_gating(struct drm_device *dev) ...@@ -5401,6 +5401,10 @@ static void cherryview_init_clock_gating(struct drm_device *dev)
/* WaDisableSDEUnitClockGating:chv */ /* WaDisableSDEUnitClockGating:chv */
I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) | I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) |
GEN8_SDEUNIT_CLOCK_GATE_DISABLE); GEN8_SDEUNIT_CLOCK_GATE_DISABLE);
/* WaDisableSamplerPowerBypass:chv (pre-production hw) */
I915_WRITE(HALF_SLICE_CHICKEN3,
_MASKED_BIT_ENABLE(GEN8_SAMPLER_POWER_BYPASS_DIS));
} }
static void g4x_init_clock_gating(struct drm_device *dev) static void g4x_init_clock_gating(struct drm_device *dev)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment