[Intel-gfx] [PATCH 35/89] drm/i915/skl: Implement Wa4x4STCOptimizationDisable:skl

[Rodrigo Vivi]

Although I believe that we could have a init_workaround function for skl as
we have for bdw and chv

On Wed, Sep 17, 2014 at 12:00 PM, Rodrigo Vivi <rodrigo.vivi at gmail.com>
wrote:

> Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
>
> On Thu, Sep 4, 2014 at 4:27 AM, Damien Lespiau <damien.lespiau at intel.com>
> wrote:
>
>> Signed-off-by: Damien Lespiau <damien.lespiau at intel.com>
>> ---
>>  drivers/gpu/drm/i915/intel_pm.c | 4 ++++
>>  1 file changed, 4 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_pm.c
>> b/drivers/gpu/drm/i915/intel_pm.c
>> index 0dc148c..c38baea 100644
>> --- a/drivers/gpu/drm/i915/intel_pm.c
>> +++ b/drivers/gpu/drm/i915/intel_pm.c
>> @@ -76,6 +76,10 @@ static void gen9_init_clock_gating(struct drm_device
>> *dev)
>>          */
>>         I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) |
>>                    GEN8_SDEUNIT_CLOCK_GATE_DISABLE);
>> +
>> +       /* Wa4x4STCOptimizationDisable:skl */
>> +       I915_WRITE(CACHE_MODE_1,
>> +                  _MASKED_BIT_ENABLE(GEN8_4x4_STC_OPTIMIZATION_DISABLE));
>>  }
>>
>>  static void i8xx_disable_fbc(struct drm_device *dev)
>> --
>> 1.8.3.1
>>
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>> Intel-gfx at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
>>
>
>
>
> --
> Rodrigo Vivi
> Blog: http://blog.vivi.eng.br
>
>



-- 
Rodrigo Vivi
Blog: http://blog.vivi.eng.br
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