aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 58038f5cab38..477ba673e1b4 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -226,6 +226,11 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
226{ 226{
227 int i; 227 int i;
228 228
229 /* no need to take locks, etc. if nothing's going to change */
230 if ((rdev->pm.requested_clock_mode_index == rdev->pm.current_clock_mode_index) &&
231 (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index))
232 return;
233
229 mutex_lock(&rdev->ddev->struct_mutex); 234 mutex_lock(&rdev->ddev->struct_mutex);
230 mutex_lock(&rdev->vram_mutex); 235 mutex_lock(&rdev->vram_mutex);
231 mutex_lock(&rdev->cp.mutex); 236 mutex_lock(&rdev->cp.mutex);