drm/radeon/kms: add dpm support for rv6xx (v3)
This adds dpm support for rv6xx asics. This includes:
- clockgating
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2 switching
Set radeon.dpm=1 to enable.
v2: remove duplicate line
v3: fix thermal interrupt check noticed by Jerome
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 1448270..45fb196 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -1147,6 +1147,18 @@
.set_clock_gating = NULL,
.get_temperature = &rv6xx_get_temp,
},
+ .dpm = {
+ .init = &rv6xx_dpm_init,
+ .setup_asic = &rv6xx_setup_asic,
+ .enable = &rv6xx_dpm_enable,
+ .disable = &rv6xx_dpm_disable,
+ .set_power_state = &rv6xx_dpm_set_power_state,
+ .display_configuration_changed = &rv6xx_dpm_display_configuration_changed,
+ .fini = &rv6xx_dpm_fini,
+ .get_sclk = &rv6xx_dpm_get_sclk,
+ .get_mclk = &rv6xx_dpm_get_mclk,
+ .print_power_state = &rv6xx_dpm_print_power_state,
+ },
.pflip = {
.pre_page_flip = &rs600_pre_page_flip,
.page_flip = &rs600_page_flip,