drm/radeon/kms: add dpm support for rs780/rs880
This adds dpm support for rs780/rs880 asics. This includes:
- clockgating
- dynamic engine clock scaling
- dynamic voltage scaling
set radeon.dpm=1 to enable it.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 8559ff3..1448270 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -1242,6 +1242,18 @@
.set_clock_gating = NULL,
.get_temperature = &rv6xx_get_temp,
},
+ .dpm = {
+ .init = &rs780_dpm_init,
+ .setup_asic = &rs780_dpm_setup_asic,
+ .enable = &rs780_dpm_enable,
+ .disable = &rs780_dpm_disable,
+ .set_power_state = &rs780_dpm_set_power_state,
+ .display_configuration_changed = &rs780_dpm_display_configuration_changed,
+ .fini = &rs780_dpm_fini,
+ .get_sclk = &rs780_dpm_get_sclk,
+ .get_mclk = &rs780_dpm_get_mclk,
+ .print_power_state = &rs780_dpm_print_power_state,
+ },
.pflip = {
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,