diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 767a3e2ffdd1..a3247e83b072 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -96,7 +96,18 @@ static void skl_init_clock_gating(struct drm_device *dev) static void bxt_init_clock_gating(struct drm_device *dev) { + struct drm_i915_private *dev_priv = dev->dev_private; + gen9_init_clock_gating(dev); + + /* + * FIXME: + * GEN8_SDEUNIT_CLOCK_GATE_DISABLE applies on A0 only. + */ + /* WaDisableSDEUnitClockGating:bxt */ + I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) | + GEN8_SDEUNIT_CLOCK_GATE_DISABLE); + } static void i915_pineview_get_mem_freq(struct drm_device *dev) |