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drm/radeon/dpm/sumo: properly catch errors in dpm setup

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We weren't properly catching errors in dpm_enable()
and dpm_set_power_state().

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-03-26 18:55:59 -04:00
parent 1f67df4df7
commit 2c47b063a0
1 changed files with 7 additions and 2 deletions
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9
drivers/gpu/drm/radeon/sumo_dpm.c
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@ -1198,11 +1198,14 @@ static void sumo_update_requested_ps(struct radeon_device *rdev,
int sumo_dpm_enable(struct radeon_device *rdev)
{
struct sumo_power_info *pi = sumo_get_pi(rdev);
int ret;
if (sumo_dpm_enabled(rdev))
return -EINVAL;
sumo_enable_clock_power_gating(rdev);
ret = sumo_enable_clock_power_gating(rdev);
if (ret)
return ret;
sumo_program_bootup_state(rdev);
sumo_init_bsp(rdev);
sumo_reset_am(rdev);
@ -1228,7 +1231,9 @@ int sumo_dpm_enable(struct radeon_device *rdev)
if (rdev->irq.installed &&
r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
sumo_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
ret = sumo_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
if (ret)
return ret;
rdev->irq.dpm_thermal = true;
radeon_irq_set(rdev);
}