drm/radeon/dpm: add pre/post_set_power_state callbacks (6xx-eg)

For r6xx-evergreen, they are no-ops as they don't support
any dynamic state adjustment.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

3 files changed, 20 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/r600_dpm.c b/drivers/gpu/drm/radeon/r600_dpm.c
index c9f9647aece3..bcb1967cd3fb 100644
--- a/drivers/gpu/drm/radeon/r600_dpm.c
+++ b/drivers/gpu/drm/radeon/r600_dpm.c
@@ -662,6 +662,16 @@ void r600_stop_dpm(struct radeon_device *rdev)
         r600_dynamicpm_enable(rdev, false);
 }
 
+int r600_dpm_pre_set_power_state(struct radeon_device *rdev)
+{
+        return 0;
+}
+
+void r600_dpm_post_set_power_state(struct radeon_device *rdev)
+{
+
+}
+
 bool r600_is_uvd_state(u32 class, u32 class2)
 {
         if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index a255d0a9fc58..3b8b4954af87 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -1152,7 +1152,9 @@ static struct radeon_asic rv6xx_asic = {
                 .setup_asic = &rv6xx_setup_asic,
                 .enable = &rv6xx_dpm_enable,
                 .disable = &rv6xx_dpm_disable,
+                .pre_set_power_state = &r600_dpm_pre_set_power_state,
                 .set_power_state = &rv6xx_dpm_set_power_state,
+                .post_set_power_state = &r600_dpm_post_set_power_state,
                 .display_configuration_changed = &rv6xx_dpm_display_configuration_changed,
                 .fini = &rv6xx_dpm_fini,
                 .get_sclk = &rv6xx_dpm_get_sclk,
@@ -1259,7 +1261,9 @@ static struct radeon_asic rs780_asic = {
                 .setup_asic = &rs780_dpm_setup_asic,
                 .enable = &rs780_dpm_enable,
                 .disable = &rs780_dpm_disable,
+                .pre_set_power_state = &r600_dpm_pre_set_power_state,
                 .set_power_state = &rs780_dpm_set_power_state,
+                .post_set_power_state = &r600_dpm_post_set_power_state,
                 .display_configuration_changed = &rs780_dpm_display_configuration_changed,
                 .fini = &rs780_dpm_fini,
                 .get_sclk = &rs780_dpm_get_sclk,
@@ -1379,7 +1383,9 @@ static struct radeon_asic rv770_asic = {
                 .setup_asic = &rv770_dpm_setup_asic,
                 .enable = &rv770_dpm_enable,
                 .disable = &rv770_dpm_disable,
+                .pre_set_power_state = &r600_dpm_pre_set_power_state,
                 .set_power_state = &rv770_dpm_set_power_state,
+                .post_set_power_state = &r600_dpm_post_set_power_state,
                 .display_configuration_changed = &rv770_dpm_display_configuration_changed,
                 .fini = &rv770_dpm_fini,
                 .get_sclk = &rv770_dpm_get_sclk,
@@ -1499,7 +1505,9 @@ static struct radeon_asic evergreen_asic = {
                 .setup_asic = &cypress_dpm_setup_asic,
                 .enable = &cypress_dpm_enable,
                 .disable = &cypress_dpm_disable,
+                .pre_set_power_state = &r600_dpm_pre_set_power_state,
                 .set_power_state = &cypress_dpm_set_power_state,
+                .post_set_power_state = &r600_dpm_post_set_power_state,
                 .display_configuration_changed = &cypress_dpm_display_configuration_changed,
                 .fini = &cypress_dpm_fini,
                 .get_sclk = &rv770_dpm_get_sclk,
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 654154ca32a1..8b059fedfe4f 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -402,6 +402,8 @@ int r600_mc_wait_for_idle(struct radeon_device *rdev);
 u32 r600_get_xclk(struct radeon_device *rdev);
 uint64_t r600_get_gpu_clock_counter(struct radeon_device *rdev);
 int rv6xx_get_temp(struct radeon_device *rdev);
+int r600_dpm_pre_set_power_state(struct radeon_device *rdev);
+void r600_dpm_post_set_power_state(struct radeon_device *rdev);
 /* rv6xx dpm */
 int rv6xx_dpm_init(struct radeon_device *rdev);
 int rv6xx_dpm_enable(struct radeon_device *rdev);