diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/rv770.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/rv770.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 33952da65340..cec536c222c5 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -44,12 +44,18 @@ void rv770_fini(struct radeon_device *rdev); void rv770_pm_misc(struct radeon_device *rdev) { - int requested_index = rdev->pm.requested_power_state_index; - 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); + int req_ps_idx = rdev->pm.requested_power_state_index; + int req_cm_idx = rdev->pm.requested_clock_mode_index; + struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx]; + struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].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; + DRM_DEBUG("Setting: v: %d\n", voltage->voltage); + } + } } /* |