drm/i915/icl: Remove Wa_1604302699
It seems that the documentation does not reference this any more, plus, bit 28 does not stick when written to the register. Therefore I can only assume this is something which was documented in the past but got removed from the hardware in the meantime. Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com> Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181129134630.8222-1-tvrtko.ursulin@linux.intel.com
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@ -882,11 +882,6 @@ static void icl_gt_workarounds_apply(struct drm_i915_private *dev_priv)
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I915_READ(SUBSLICE_UNIT_LEVEL_CLKGATE) |
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GWUNIT_CLKGATE_DIS);
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/* Wa_1604302699:icl */
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I915_WRITE(GEN10_L3_CHICKEN_MODE_REGISTER,
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I915_READ(GEN10_L3_CHICKEN_MODE_REGISTER) |
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GEN11_I2M_WRITE_DISABLE);
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/* Wa_1406838659:icl (pre-prod) */
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if (IS_ICL_REVID(dev_priv, ICL_REVID_A0, ICL_REVID_B0))
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I915_WRITE(INF_UNIT_LEVEL_CLKGATE,
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