diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2012-03-20 17:18:33 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-03-21 06:55:56 +0000 |
| commit | 641998701b9e4265be5d2cc6cc645ffdf6cd9385 (patch) | |
| tree | 27160e31262ac658b05639a684c14787249378df /drivers | |
| parent | 24e1f7947b1b93e77a60c8a88cf46ee5ae8f258a (diff) | |
drm/radeon/kms: disable PPLL0 on DCE6.1 when not in use
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_crtc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 92263af38f5..a5c4e3fa6bb 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -1646,6 +1646,8 @@ static void atombios_crtc_commit(struct drm_crtc *crtc) static void atombios_crtc_disable(struct drm_crtc *crtc) { struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; struct radeon_atom_ss ss; atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); @@ -1657,6 +1659,12 @@ static void atombios_crtc_disable(struct drm_crtc *crtc) atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id, 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss); break; + case ATOM_PPLL0: + /* disable the ppll */ + if (ASIC_IS_DCE61(rdev)) + atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id, + 0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss); + break; default: break; } |