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path: root/drivers/gpu/drm/radeon/trinity_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/trinity_dpm.c')
-rw-r--r--drivers/gpu/drm/radeon/trinity_dpm.c32
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);