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author | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2018-03-05 17:20:00 -0800 |
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committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2018-03-06 14:41:26 -0800 |
commit | 14941b6e86873680714aae2fee0b529024c63380 (patch) | |
tree | 6fb68907800047f675f994a58e988f2c8ba2bc14 | |
parent | c90c275c6ff4b7eca4221a302b399499239ae89e (diff) | |
download | linux-14941b6e86873680714aae2fee0b529024c63380.tar.bz2 |
drm/i915/cnl: document WaVFUnitClockGatingDisable
No functional change. WA is already properly applied.
but in different databases it has different names.
Let's document all of them to avoid future confusion.
Cc: Rafael Antognolli <rafael.antognolli@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Rafael Antognolli <rafael.antognolli@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180306012000.18928-1-rodrigo.vivi@intel.com
-rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 3e60279f18b1..1ed1abb5b6a0 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -8523,6 +8523,7 @@ static void cnl_init_clock_gating(struct drm_i915_private *dev_priv) I915_WRITE(SLICE_UNIT_LEVEL_CLKGATE, val); /* WaDisableVFclkgate:cnl */ + /* WaVFUnitClockGatingDisable:cnl */ val = I915_READ(UNSLICE_UNIT_LEVEL_CLKGATE); val |= VFUNIT_CLKGATE_DIS; I915_WRITE(UNSLICE_UNIT_LEVEL_CLKGATE, val); |