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drm/radeon/kms: mark 3D power states as performance 

Fixes lack of power saving with multiple heads on
some desktop cards.

Fixes:
https://bugzilla.kernel.org/show_bug.cgi?id=16474

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2010-08-04 11:10:26 -04:00 committed by Dave Airlie
parent 817e631eaf
commit a44d2f3725
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/radeon/radeon_atombios.c
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@ -2064,6 +2064,11 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev)
rdev->pm.power_state[state_index].type =
POWER_STATE_TYPE_PERFORMANCE;
break;
case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
if (misc2 & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
rdev->pm.power_state[state_index].type =
POWER_STATE_TYPE_PERFORMANCE;
break;
}
rdev->pm.power_state[state_index].flags = 0;
if (misc & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)