diff mbox

[v2] Revert "drm/i915/vlv: fixup DDR freq detection per Punit spec"

Message ID 1396539088-2976-1-git-send-email-deepak.s@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

deepak.s@linux.intel.com April 3, 2014, 3:31 p.m. UTC 
From: Deepak S <deepak.s@linux.intel.com>

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@virtuousgeek.org>
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@virtuousgeek.org>
Signed-off-by: Deepak S <deepak.s@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

Comments

Daniel Vetter April 3, 2014, 9:05 p.m. UTC | #1 
On Thu, Apr 03, 2014 at 09:01:28PM +0530, deepak.s@linux.intel.com wrote:
> From: Deepak S <deepak.s@linux.intel.com>
> 
> 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@virtuousgeek.org>
> 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@virtuousgeek.org>
> Signed-off-by: Deepak S <deepak.s@linux.intel.com>

Picked up for -fixes, thanks for the patch.
-Daniel
diff mbox

Patch

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;