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Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 49c94aef0dda..b86d6ac9c5ba 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -45,8 +45,12 @@ void evergreen_pm_misc(struct radeon_device *rdev) struct radeon_power_state *ps = &rdev->pm.power_state[requested_index]; struct radeon_voltage *voltage = &ps->clock_info[0].voltage; - if ((voltage->type == VOLTAGE_SW) && voltage->voltage) - radeon_atom_set_voltage(rdev, voltage->voltage); + if ((voltage->type == VOLTAGE_SW) && voltage->voltage) { + if (voltage->voltage != rdev->pm.current_vddc) { + radeon_atom_set_voltage(rdev, voltage->voltage); + rdev->pm.current_vddc = voltage->voltage; + } + } } void evergreen_pm_prepare(struct radeon_device *rdev) |