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[2/2] drm/i915/skl: Double RC6 WRL always on

Message ID 1449505785-20812-2-git-send-email-mika.kuoppala@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mika Kuoppala Dec. 7, 2015, 4:29 p.m. UTC 
WaRsDoubleRc6WrlWithCoarsePowerGating should
be enabled for all Skylakes. Make it so.

Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

sagar.a.kamble@intel.com Dec. 8, 2015, 5:25 a.m. UTC | #1 
Reviewed-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>

On 12/7/2015 9:59 PM, Mika Kuoppala wrote:
> WaRsDoubleRc6WrlWithCoarsePowerGating should
> be enabled for all Skylakes. Make it so.
>
> Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com>
> Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
> ---
>   drivers/gpu/drm/i915/intel_pm.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 7096c06..8598456 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -4673,8 +4673,7 @@ static void gen9_enable_rc6(struct drm_device *dev)
>   	/* 2b: Program RC6 thresholds.*/
>   
>   	/* WaRsDoubleRc6WrlWithCoarsePowerGating: Doubling WRL only when CPG is enabled */
> -	if (IS_SKYLAKE(dev) && !((IS_SKL_GT3(dev) || IS_SKL_GT4(dev)) &&
> -				 IS_SKL_REVID(dev, 0, SKL_REVID_E0)))
> +	if (IS_SKYLAKE(dev))
>   		I915_WRITE(GEN6_RC6_WAKE_RATE_LIMIT, 108 << 16);
>   	else
>   		I915_WRITE(GEN6_RC6_WAKE_RATE_LIMIT, 54 << 16);
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 7096c06..8598456 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4673,8 +4673,7 @@  static void gen9_enable_rc6(struct drm_device *dev)
 	/* 2b: Program RC6 thresholds.*/
 
 	/* WaRsDoubleRc6WrlWithCoarsePowerGating: Doubling WRL only when CPG is enabled */
-	if (IS_SKYLAKE(dev) && !((IS_SKL_GT3(dev) || IS_SKL_GT4(dev)) &&
-				 IS_SKL_REVID(dev, 0, SKL_REVID_E0)))
+	if (IS_SKYLAKE(dev))
 		I915_WRITE(GEN6_RC6_WAKE_RATE_LIMIT, 108 << 16);
 	else
 		I915_WRITE(GEN6_RC6_WAKE_RATE_LIMIT, 54 << 16);