>-----Original Message-----
>From: Vivi, Rodrigo
>Sent: Friday, November 14, 2014 10:23 PM
>To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
>Cc: Vivi, Rodrigo; R, Durgadoss
>Subject: [PATCH 13/15] drm/i915: VLV/CHV PSR: Increase wait delay time before active PSR.
>
>Since active function on VLV immediately activate PSR let's give more
>time for idleness.
>
>v2: Rebase over intel_psr.c and fix typo.
>
>Cc: Durgadoss R <durgadoss.r@xxxxxxxxx>
>Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
>---
> drivers/gpu/drm/i915/intel_psr.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
>diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
>index b2a4ee7..fe7b0f6 100644
>--- a/drivers/gpu/drm/i915/intel_psr.c
>+++ b/drivers/gpu/drm/i915/intel_psr.c
>@@ -618,6 +618,11 @@ void intel_psr_flush(struct drm_device *dev,
> struct drm_i915_private *dev_priv = dev->dev_private;
> struct drm_crtc *crtc;
> enum pipe pipe;
>+ /* On HSW/BDW Hardware controls idle_frames to go to PSR entry state
>+ * However on VLV we go to PSR active state with psr work. So let's
s/psr/PSR
Reviewed-by: Durgadoss R <durgadoss.r@xxxxxxxxx>
Thanks,
Durga
>+ * wait more time and let the user experience smooth enough.
>+ */
>+ int delay = msecs_to_jiffies(HAS_DDI(dev) ? 100 : 5000);
>
> mutex_lock(&dev_priv->psr.lock);
> if (!dev_priv->psr.enabled) {
>@@ -651,7 +656,7 @@ void intel_psr_flush(struct drm_device *dev,
>
> if (!dev_priv->psr.active && !dev_priv->psr.busy_frontbuffer_bits)
> schedule_delayed_work(&dev_priv->psr.work,
>- msecs_to_jiffies(100));
>+ msecs_to_jiffies(delay));
> mutex_unlock(&dev_priv->psr.lock);
> }
>
>--
>1.9.3
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