diff options
Diffstat (limited to 'drivers/gpu/drm/radeon')
| -rw-r--r-- | drivers/gpu/drm/radeon/kv_dpm.c | 43 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_asic.h | 2 |
3 files changed, 46 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c index d584ee4a09ad..c26c4e3005e7 100644 --- a/drivers/gpu/drm/radeon/kv_dpm.c +++ b/drivers/gpu/drm/radeon/kv_dpm.c @@ -40,6 +40,7 @@ static void kv_enable_new_levels(struct radeon_device *rdev); static void kv_program_nbps_index_settings(struct radeon_device *rdev, struct radeon_ps *new_rps); static int kv_set_enabled_levels(struct radeon_device *rdev); +static int kv_force_dpm_highest(struct radeon_device *rdev); static int kv_force_dpm_lowest(struct radeon_device *rdev); static void kv_apply_state_adjust_rules(struct radeon_device *rdev, struct radeon_ps *new_rps, @@ -1641,6 +1642,30 @@ static int kv_enable_nb_dpm(struct radeon_device *rdev) return ret; } +int kv_dpm_force_performance_level(struct radeon_device *rdev, + enum radeon_dpm_forced_level level) +{ + int ret; + + if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { + ret = kv_force_dpm_highest(rdev); + if (ret) + return ret; + } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { + ret = kv_force_dpm_lowest(rdev); + if (ret) + return ret; + } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { + ret = kv_unforce_levels(rdev); + if (ret) + return ret; + } + + rdev->pm.dpm.forced_level = level; + + return 0; +} + int kv_dpm_pre_set_power_state(struct radeon_device *rdev) { struct kv_power_info *pi = kv_get_pi(rdev); @@ -1720,6 +1745,7 @@ int kv_dpm_set_power_state(struct radeon_device *rdev) kv_enable_nb_dpm(rdev); } } + rdev->pm.dpm.forced_level = RADEON_DPM_FORCED_LEVEL_AUTO; return 0; } @@ -1796,6 +1822,23 @@ static void kv_construct_boot_state(struct radeon_device *rdev) pi->boot_pl.vce_wm = 0; } +static int kv_force_dpm_highest(struct radeon_device *rdev) +{ + int ret; + u32 enable_mask, i; + + ret = kv_dpm_get_enable_mask(rdev, &enable_mask); + if (ret) + return ret; + + for (i = SMU7_MAX_LEVELS_GRAPHICS - 1; i >= 0; i--) { + if (enable_mask & (1 << i)) + break; + } + + return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); +} + static int kv_force_dpm_lowest(struct radeon_device *rdev) { int ret; diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index b25172bc1ef2..1dad80c0e17f 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -2641,6 +2641,7 @@ static struct radeon_asic kv_asic = { .get_mclk = &kv_dpm_get_mclk, .print_power_state = &kv_dpm_print_power_state, .debugfs_print_current_performance_level = &kv_dpm_debugfs_print_current_performance_level, + .force_performance_level = &kv_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 80ad5d89e4bb..1e386c48ae2d 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -784,5 +784,7 @@ void kv_dpm_print_power_state(struct radeon_device *rdev, struct radeon_ps *ps); void kv_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, struct seq_file *m); +int kv_dpm_force_performance_level(struct radeon_device *rdev, + enum radeon_dpm_forced_level level); #endif |