drm/i915: Use clamp_t() when limiting cur_delay

Make the cur_delay limiting code a bit less prone to typo errors
by using clamp_t().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2013-11-07 19:57:49 +02:00 committed by Daniel Vetter
parent 4c7915616a
commit 1272e7b854

View File

@ -966,10 +966,8 @@ static void gen6_pm_rps_work(struct work_struct *work)
/* sysfs frequency interfaces may have snuck in while servicing the
* interrupt
*/
if (new_delay < (int)dev_priv->rps.min_delay)
new_delay = dev_priv->rps.min_delay;
if (new_delay > (int)dev_priv->rps.max_delay)
new_delay = dev_priv->rps.max_delay;
new_delay = clamp_t(int, new_delay,
dev_priv->rps.min_delay, dev_priv->rps.max_delay);
dev_priv->rps.last_adj = new_delay - dev_priv->rps.cur_delay;
if (IS_VALLEYVIEW(dev_priv->dev))