diff options
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/sumo_dpm.c | 44 |
3 files changed, 47 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 6ec4831..5d592ae 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1641,6 +1641,7 @@ static struct radeon_asic sumo_asic = { .get_mclk = &sumo_dpm_get_mclk, .print_power_state = &sumo_dpm_print_power_state, .debugfs_print_current_performance_level = &sumo_dpm_debugfs_print_current_performance_level, + .force_performance_level = &sumo_dpm_force_performance_level, }, .pflip = { .pre_page_flip = &evergreen_pre_page_flip, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 7efa51a..1a89b3a 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -569,6 +569,8 @@ void sumo_dpm_print_power_state(struct radeon_device *rdev, struct radeon_ps *ps); void sumo_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, struct seq_file *m); +int sumo_dpm_force_performance_level(struct radeon_device *rdev, + enum radeon_dpm_forced_level level); /* * cayman diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c index dc59906..11b6b99 100644 --- a/drivers/gpu/drm/radeon/sumo_dpm.c +++ b/drivers/gpu/drm/radeon/sumo_dpm.c @@ -1319,6 +1319,8 @@ int sumo_dpm_set_power_state(struct radeon_device *rdev) if (pi->enable_dpm) sumo_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps); + rdev->pm.dpm.forced_level = RADEON_DPM_FORCED_LEVEL_AUTO; + return 0; } @@ -1830,3 +1832,45 @@ u32 sumo_dpm_get_mclk(struct radeon_device *rdev, bool low) return pi->sys_info.bootup_uma_clk; } + +int sumo_dpm_force_performance_level(struct radeon_device *rdev, + enum radeon_dpm_forced_level level) +{ + struct sumo_power_info *pi = sumo_get_pi(rdev); + struct radeon_ps *rps = &pi->current_rps; + struct sumo_ps *ps = sumo_get_ps(rps); + int i; + + if (ps->num_levels <= 1) + return 0; + + if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { + sumo_power_level_enable(rdev, ps->num_levels - 1, true); + sumo_set_forced_level(rdev, ps->num_levels - 1); + sumo_set_forced_mode_enabled(rdev); + for (i = 0; i < ps->num_levels - 1; i++) { + sumo_power_level_enable(rdev, i, false); + } + sumo_set_forced_mode(rdev, false); + sumo_set_forced_mode_enabled(rdev); + sumo_set_forced_mode(rdev, false); + } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { + sumo_power_level_enable(rdev, 0, true); + sumo_set_forced_level(rdev, 0); + sumo_set_forced_mode_enabled(rdev); + for (i = 1; i < ps->num_levels; i++) { + sumo_power_level_enable(rdev, i, false); + } + sumo_set_forced_mode(rdev, false); + sumo_set_forced_mode_enabled(rdev); + sumo_set_forced_mode(rdev, false); + } else { + for (i = 0; i < ps->num_levels; i++) { + sumo_power_level_enable(rdev, i, true); + } + } + + rdev->pm.dpm.forced_level = level; + + return 0; +} |