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path: root/drivers/gpu/drm/radeon/radeon_pm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 9052d1e3a5fe..3b1b2bf9cdd5 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -530,6 +530,15 @@ void radeon_pm_suspend(struct radeon_device *rdev)
void radeon_pm_resume(struct radeon_device *rdev)
{
+ /* set up the default clocks if the MC ucode is loaded */
+ if (ASIC_IS_DCE5(rdev) && rdev->mc_fw) {
+ if (rdev->pm.default_vddc)
+ radeon_atom_set_voltage(rdev, rdev->pm.default_vddc);
+ if (rdev->pm.default_sclk)
+ radeon_set_engine_clock(rdev, rdev->pm.default_sclk);
+ if (rdev->pm.default_mclk)
+ radeon_set_memory_clock(rdev, rdev->pm.default_mclk);
+ }
/* asic init will reset the default power state */
mutex_lock(&rdev->pm.mutex);
rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
@@ -571,6 +580,15 @@ int radeon_pm_init(struct radeon_device *rdev)
radeon_combios_get_power_modes(rdev);
radeon_pm_print_states(rdev);
radeon_pm_init_profile(rdev);
+ /* set up the default clocks if the MC ucode is loaded */
+ if (ASIC_IS_DCE5(rdev) && rdev->mc_fw) {
+ if (rdev->pm.default_vddc)
+ radeon_atom_set_voltage(rdev, rdev->pm.default_vddc);
+ if (rdev->pm.default_sclk)
+ radeon_set_engine_clock(rdev, rdev->pm.default_sclk);
+ if (rdev->pm.default_mclk)
+ radeon_set_memory_clock(rdev, rdev->pm.default_mclk);
+ }
}
/* set up the internal thermal sensor if applicable */
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