1 files changed, 32 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/trinity_dpm.c b/drivers/gpu/drm/radeon/trinity_dpm.c
index 8a32bcc6bbb5..a1eb5f59939f 100644
--- a/drivers/gpu/drm/radeon/trinity_dpm.c
+++ b/drivers/gpu/drm/radeon/trinity_dpm.c
@@ -1158,6 +1158,37 @@ static void trinity_setup_nbp_sim(struct radeon_device *rdev,
         }
 }
 
+int trinity_dpm_force_performance_level(struct radeon_device *rdev,
+                                        enum radeon_dpm_forced_level level)
+{
+        struct trinity_power_info *pi = trinity_get_pi(rdev);
+        struct radeon_ps *rps = &pi->current_rps;
+        struct trinity_ps *ps = trinity_get_ps(rps);
+        int i, ret;
+
+        if (ps->num_levels <= 1)
+                return 0;
+
+        if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
+                /* not supported by the hw */
+                return -EINVAL;
+        } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
+                ret = trinity_dpm_n_levels_disabled(rdev, ps->num_levels - 1);
+                if (ret)
+                        return ret;
+        } else {
+                for (i = 0; i < ps->num_levels; i++) {
+                        ret = trinity_dpm_n_levels_disabled(rdev, 0);
+                        if (ret)
+                                return ret;
+                }
+        }
+
+        rdev->pm.dpm.forced_level = level;
+
+        return 0;
+}
+
 int trinity_dpm_pre_set_power_state(struct radeon_device *rdev)
 {
         struct trinity_power_info *pi = trinity_get_pi(rdev);
@@ -1190,6 +1221,7 @@ int trinity_dpm_set_power_state(struct radeon_device *rdev)
                 trinity_force_level_0(rdev);
                 trinity_unforce_levels(rdev);
                 trinity_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
+                rdev->pm.dpm.forced_level = RADEON_DPM_FORCED_LEVEL_AUTO;
         }
         trinity_release_mutex(rdev);