From: Deepak S <deepak.s@xxxxxxxxxxxxxxx>
As per the inputs provided by hardware team we still use DDR
Rates as 0,1=800, 2=1066, 3=1333.
With this change, Turbo freqs used on current machines matches.
This reverts commit f64a28a7c5ab2fc342326de9e126acf3cc0f91d6.
commit f64a28a7c5ab2fc342326de9e126acf3cc0f91d6
Author: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
Date: Mon Nov 4 16:07:00 2013 -0800
drm/i915/vlv: fixup DDR freq detection per Punit spec
v2: Add reference to previous commit which changed this. (Daniel)
Acked-by: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
Signed-off-by: Deepak S <deepak.s@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_pm.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index e9a9aef..55dcda6 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5037,13 +5037,11 @@ static void valleyview_init_clock_gating(struct drm_device *dev)
mutex_unlock(&dev_priv->rps.hw_lock);
switch ((val >> 6) & 3) {
case 0:
- dev_priv->mem_freq = 800;
- break;
case 1:
- dev_priv->mem_freq = 1066;
+ dev_priv->mem_freq = 800;
break;
case 2:
- dev_priv->mem_freq = 1333;
+ dev_priv->mem_freq = 1066;
break;
case 3:
dev_priv->mem_freq = 1333;
--
1.9.1
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