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From: deepak.s@linux.intel.com
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH v2 3/4] drm/i915/chv: Set min freq to efficient frequency on chv
Date: Thu, 19 Mar 2015 19:44:28 +0530	[thread overview]
Message-ID: <1426774469-11170-4-git-send-email-deepak.s@linux.intel.com> (raw)
In-Reply-To: <1426774469-11170-1-git-send-email-deepak.s@linux.intel.com>

From: Deepak S <deepak.s@linux.intel.com>

After feedback from the hardware team, now we set the GPU min/idel freq to RPe.
Punit is expecting us to operate GPU between Rpe & Rp0. If we drop the
frequency to RPn, punit is failing to change the input voltage to
minimum :(

v2: Change commit message

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

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 6d04147..b9b4d16 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4859,7 +4859,7 @@ static void valleyview_init_gt_powersave(struct drm_device *dev)
 		dev_priv->rps.max_freq_softlimit = dev_priv->rps.max_freq;
 
 	if (dev_priv->rps.min_freq_softlimit == 0)
-		dev_priv->rps.min_freq_softlimit = dev_priv->rps.min_freq;
+		dev_priv->rps.min_freq_softlimit = dev_priv->rps.efficient_freq;
 
 	mutex_unlock(&dev_priv->rps.hw_lock);
 }
-- 
1.9.1

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  parent reply	other threads:[~2015-03-19 14:17 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-19 14:14 [PATCH v2 0/4] CHV PM fix & Improvements deepak.s
2015-03-19 14:14 ` [PATCH v2 1/4] drm/i915/chv: Remove Wait for a previous gfx force-off deepak.s
2015-03-19 14:14 ` [PATCH v2 2/4] drm/i915: Re-adjusting rc6 promotional timer for chv deepak.s
2015-03-26 21:02   ` Paulo Zanoni
2015-03-27  4:56     ` Deepak S
2015-03-19 14:14 ` deepak.s [this message]
2015-03-26 21:32   ` [PATCH v2 3/4] drm/i915/chv: Set min freq to efficient frequency on chv Paulo Zanoni
2015-03-26 21:43     ` Chris Wilson
2015-03-27  4:54       ` Deepak S
2015-03-19 14:14 ` [PATCH v2 4/4] drm/i915: Setup static bias for GPU deepak.s
2015-03-20  2:01   ` shuang.he

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