diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2011-11-12 11:57:29 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-11-12 17:46:40 +0000 |
| commit | a7c36fd8c5ee6dcca584137cb81aeefd785a0721 (patch) | |
| tree | da8a9677415a4dd41bfc2cd1356d60e33edc4714 /drivers/gpu | |
| parent | 8f3f1c9a22a6420e28c2d3eff59b832893bc8efc (diff) | |
drm/radeon/kms/combios: fix dynamic allocation of PM clock modes
I missed the combios path when I updated the atombios pm code.
Reported by amarsh04 on IRC.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_combios.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 8bf83c4b4147..81fc100be7e1 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -2563,14 +2563,17 @@ void radeon_combios_get_power_modes(struct radeon_device *rdev) /* allocate 2 power states */ rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * 2, GFP_KERNEL); - if (!rdev->pm.power_state) { - rdev->pm.default_power_state_index = state_index; - rdev->pm.num_power_states = 0; - - rdev->pm.current_power_state_index = rdev->pm.default_power_state_index; - rdev->pm.current_clock_mode_index = 0; - return; - } + if (rdev->pm.power_state) { + /* allocate 1 clock mode per state */ + rdev->pm.power_state[0].clock_info = + kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL); + rdev->pm.power_state[1].clock_info = + kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL); + if (!rdev->pm.power_state[0].clock_info || + !rdev->pm.power_state[1].clock_info) + goto pm_failed; + } else + goto pm_failed; /* check for a thermal chip */ offset = combios_get_table_offset(dev, COMBIOS_OVERDRIVE_INFO_TABLE); @@ -2735,6 +2738,14 @@ default_mode: rdev->pm.current_power_state_index = rdev->pm.default_power_state_index; rdev->pm.current_clock_mode_index = 0; + return; + +pm_failed: + rdev->pm.default_power_state_index = state_index; + rdev->pm.num_power_states = 0; + + rdev->pm.current_power_state_index = rdev->pm.default_power_state_index; + rdev->pm.current_clock_mode_index = 0; } void radeon_external_tmds_setup(struct drm_encoder *encoder) |