summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/rs780_dpm.c
diff options
context:
space:
mode:
authorAlex Deucher <alexander.deucher@amd.com>2013-03-26 19:23:19 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-06-27 19:16:52 -0400
commita172230f1907f073d893ee56ce82593f833722b8 (patch)
tree6944460939f02f0d806bc94806ab84cf0c5df0dd /drivers/gpu/drm/radeon/rs780_dpm.c
parentac0cdcb51466d7eb01a248345d73144a66c25cd1 (diff)
drm/radeon/dpm/rs780: 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 <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/rs780_dpm.c')
-rw-r--r--drivers/gpu/drm/radeon/rs780_dpm.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/rs780_dpm.c b/drivers/gpu/drm/radeon/rs780_dpm.c
index 8af1a0417c7..e844c737ef7 100644
--- a/drivers/gpu/drm/radeon/rs780_dpm.c
+++ b/drivers/gpu/drm/radeon/rs780_dpm.c
@@ -546,14 +546,16 @@ int rs780_dpm_enable(struct radeon_device *rdev)
{
struct igp_power_info *pi = rs780_get_pi(rdev);
struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
+ int ret;
rs780_get_pm_mode_parameters(rdev);
rs780_disable_vbios_powersaving(rdev);
if (r600_dynamicpm_enabled(rdev))
return -EINVAL;
- if (rs780_initialize_dpm_parameters(rdev, boot_ps))
- return -EINVAL;
+ ret = rs780_initialize_dpm_parameters(rdev, boot_ps);
+ if (ret)
+ return ret;
rs780_start_dpm(rdev);
rs780_preset_ranges_slow_clk_fbdiv_en(rdev);
@@ -571,7 +573,9 @@ int rs780_dpm_enable(struct radeon_device *rdev)
r600_gfx_clockgating_enable(rdev, true);
if (rdev->irq.installed && (rdev->pm.int_thermal_type == THERMAL_TYPE_RV6XX)) {
- r600_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
+ ret = r600_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);
}
@@ -603,6 +607,7 @@ int rs780_dpm_set_power_state(struct radeon_device *rdev)
struct igp_power_info *pi = rs780_get_pi(rdev);
struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps;
struct radeon_ps *old_ps = rdev->pm.dpm.current_ps;
+ int ret;
rs780_get_pm_mode_parameters(rdev);
@@ -611,7 +616,9 @@ int rs780_dpm_set_power_state(struct radeon_device *rdev)
mdelay(5);
}
- rs780_set_engine_clock_scaling(rdev, new_ps, old_ps);
+ ret = rs780_set_engine_clock_scaling(rdev, new_ps, old_ps);
+ if (ret)
+ return ret;
rs780_set_engine_clock_spc(rdev, new_ps, old_ps);
rs780_activate_engine_clk_scaling(rdev, new_ps, old_ps);