[PATCH] radeon: Use time_before()

[Manuel Schölling]

To be future-proof and for better readability the time comparisons are modified
to use time_before() instead of plain, error-prone math.

Signed-off-by: Manuel Sch?lling <manuel.schoelling at gmx.de>
---
 drivers/gpu/drm/radeon/radeon_pm.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/radeon_pm.c 
b/drivers/gpu/drm/radeon/radeon_pm.c
index f30b842..b08db66 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -1592,7 +1592,7 @@ static void radeon_dynpm_idle_work_handler(struct 
work_struct *work)
                 * to false since we want to wait for vbl to avoid flicker.
                 */
                if (rdev->pm.dynpm_planned_action != DYNPM_ACTION_NONE &&
-                   jiffies > rdev->pm.dynpm_action_timeout) {
+                   time_before(rdev->pm.dynpm_action_timeout, jiffies)) {
                        radeon_pm_get_dynpm_state(rdev);
                        radeon_pm_set_clocks(rdev);
                }
-- 
1.7.10.4