drm/radeon/kms/atom: fix possible segfault in pm setup
If we end up with no power states, don't look up current vddc. fixes: https://bugs.freedesktop.org/show_bug.cgi?id=44130 agd5f: fix patch formatting Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
parent
115e8e705e
commit
4376eee92e
@ -2560,7 +2560,11 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev)
|
||||
|
||||
rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
|
||||
rdev->pm.current_clock_mode_index = 0;
|
||||
rdev->pm.current_vddc = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
|
||||
if (rdev->pm.default_power_state_index >= 0)
|
||||
rdev->pm.current_vddc =
|
||||
rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
|
||||
else
|
||||
rdev->pm.current_vddc = 0;
|
||||
}
|
||||
|
||||
void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable)
|
||||
|
Loading…
Reference in New Issue
Block a user