diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2010-05-03 01:13:14 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-05-18 18:21:50 +1000 |
| commit | d7311171c4cc8d6231427f7ac5056b939a184b80 (patch) | |
| tree | bbe3db53048b12ccf1e480261e69121f095226d7 /drivers/gpu/drm/radeon/atombios_crtc.c | |
| parent | ca2af92311eee95820f3b48c35045e5f56bc1477 (diff) | |
drm/radeon/kms/pm: add support for no display power states
The lowest power states often cause display problems, so only enable
them when all displays are off.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_crtc.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 4151ad8affe..03dd6c41dc1 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -245,13 +245,15 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) switch (mode) { case DRM_MODE_DPMS_ON: + radeon_crtc->enabled = true; + /* adjust pm to dpms changes BEFORE enabling crtcs */ + radeon_pm_compute_clocks(rdev); atombios_enable_crtc(crtc, ATOM_ENABLE); if (ASIC_IS_DCE3(rdev)) atombios_enable_crtc_memreq(crtc, ATOM_ENABLE); atombios_blank_crtc(crtc, ATOM_DISABLE); drm_vblank_post_modeset(dev, radeon_crtc->crtc_id); radeon_crtc_load_lut(crtc); - radeon_crtc->enabled = true; break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: @@ -262,11 +264,10 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) atombios_enable_crtc_memreq(crtc, ATOM_DISABLE); atombios_enable_crtc(crtc, ATOM_DISABLE); radeon_crtc->enabled = false; + /* adjust pm to dpms changes AFTER disabling crtcs */ + radeon_pm_compute_clocks(rdev); break; } - - /* adjust pm to dpms change */ - radeon_pm_compute_clocks(rdev); } static void |