lkml.org 
[lkml]   [2013]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] drm/i915: use do_div() as needed in debugfs code
This replaces the open-coded divisions in the debugfs code by calls
to do_div().

Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
---
drivers/gpu/drm/i915/i915_debugfs.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index d86c304..6f3cbf8 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1814,9 +1814,9 @@ i915_max_freq_set(void *data, u64 val)
/*
* Turbo will still be enabled, but won't go above the set value.
*/
- dev_priv->rps.max_delay = val / GT_FREQUENCY_MULTIPLIER;
-
- gen6_set_rps(dev, val / GT_FREQUENCY_MULTIPLIER);
+ do_div(val, GT_FREQUENCY_MULTIPLIER);
+ dev_priv->rps.max_delay = val;
+ gen6_set_rps(dev, val);
mutex_unlock(&dev_priv->rps.hw_lock);

return 0;
@@ -1865,9 +1865,9 @@ i915_min_freq_set(void *data, u64 val)
/*
* Turbo will still be enabled, but won't go below the set value.
*/
- dev_priv->rps.min_delay = val / GT_FREQUENCY_MULTIPLIER;
-
- gen6_set_rps(dev, val / GT_FREQUENCY_MULTIPLIER);
+ do_div(val, GT_FREQUENCY_MULTIPLIER);
+ dev_priv->rps.min_delay = val;
+ gen6_set_rps(dev, val);
mutex_unlock(&dev_priv->rps.hw_lock);

return 0;
--
1.7.9.5

--
Kees Cook
Chrome OS Security


\
 
 \ /
  Last update: 2013-03-12 07:41    [W:0.046 / U:27.408 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site