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| author | Oscar Mateo | 2018-05-08 23:29:28 +0200 |
|---|---|---|
| committer | Mika Kuoppala | 2018-05-11 14:55:52 +0200 |
| commit | 5246ae4bdb4ceae9778a7966db1d9522c6cb0ea7 (patch) | |
| tree | 4b271af8de255cd1972f746559fad58cb5810e78 /drivers/gpu/drm/i915/intel_workarounds.c | |
| parent | drm/i915/icl: WaModifyGamTlbPartitioning (diff) | |
| download | kernel-qcow2-linux-5246ae4bdb4ceae9778a7966db1d9522c6cb0ea7.tar.gz kernel-qcow2-linux-5246ae4bdb4ceae9778a7966db1d9522c6cb0ea7.tar.xz kernel-qcow2-linux-5246ae4bdb4ceae9778a7966db1d9522c6cb0ea7.zip | |
drm/i915/icl: WaDisableCleanEvicts
Avoids an undefined LLC behavior.
BSpec: 9613
v2: Renamed to Wa_1405733216
v3: Spaces around '<<' and fix surrounding code
v4: Rebased on top of the WA refactoring
v5: Added References (Mika)
v6:
- Rebased
- C, not lisp (Chris)
References: HSDES#1405733216
Signed-off-by: Oscar Mateo <oscar.mateo@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1525814984-20039-7-git-send-email-oscar.mateo@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_workarounds.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_workarounds.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c index 2561c55043c5..7e8bcc2ae091 100644 --- a/drivers/gpu/drm/i915/intel_workarounds.c +++ b/drivers/gpu/drm/i915/intel_workarounds.c @@ -720,6 +720,12 @@ static void icl_gt_workarounds_apply(struct drm_i915_private *dev_priv) I915_WRITE(GEN11_GACB_PERF_CTRL, (I915_READ(GEN11_GACB_PERF_CTRL) & ~GEN11_HASH_CTRL_MASK) | GEN11_HASH_CTRL_BIT0 | GEN11_HASH_CTRL_BIT4); + + /* Wa_1405733216:icl + * Formerly known as WaDisableCleanEvicts + */ + I915_WRITE(GEN8_L3SQCREG4, I915_READ(GEN8_L3SQCREG4) | + GEN11_LQSC_CLEAN_EVICT_DISABLE); } void intel_gt_workarounds_apply(struct drm_i915_private *dev_priv) |