From: Alex Deucher Date: Tue, 26 Mar 2013 22:55:59 +0000 (-0400) Subject: drm/radeon/dpm/sumo: properly catch errors in dpm setup X-Git-Tag: v4.0~3715^2~60^2~23 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2c47b063a0d41b8bf7e95d2cae76698298b9b02f;p=platform%2Fkernel%2Flinux-amlogic.git drm/radeon/dpm/sumo: properly catch errors in dpm setup We weren't properly catching errors in dpm_enable() and dpm_set_power_state(). Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c index e6e6e90..dbad293 100644 --- a/drivers/gpu/drm/radeon/sumo_dpm.c +++ b/drivers/gpu/drm/radeon/sumo_dpm.c @@ -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); }