Re: [PATCH] drm/i915: Don't use WaGsvRC0ResidenncyMethod on chv

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On Friday 29 August 2014 04:44 PM, ville.syrjala@xxxxxxxxxxxxxxx wrote:
From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

WaGsvRC0ResidenncyMethod is for vlv, it doesn't deal with chv
appropriately (eg. doesn't limit rps values to even numbers).

Fix a typo in the w/a name while at it.

Cc: Deepak S <deepak.s@xxxxxxxxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
  drivers/gpu/drm/i915/i915_irq.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 8a54870..6d5ae82 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -4692,8 +4692,8 @@ void intel_irq_init(struct drm_device *dev)
  	INIT_WORK(&dev_priv->l3_parity.error_work, ivybridge_parity_work);
/* Let's track the enabled rps events */
-	if (IS_VALLEYVIEW(dev))
-		/* WaGsvRC0ResidenncyMethod:VLV */
+	if (IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev))
+		/* WaGsvRC0ResidencyMethod:vlv */
  		dev_priv->pm_rps_events = GEN6_PM_RP_UP_EI_EXPIRED;
  	else
  		dev_priv->pm_rps_events = GEN6_PM_RPS_EVENTS;

Reviewed-by: Deepak S <deepak.s@xxxxxxxxxxxxxxx>

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