diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-07-26 19:21:47 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-09-06 08:21:29 +0200 |
| commit | a261b246ebd552fd5d5a8ed84cc931bb821c427f (patch) | |
| tree | 4264fae93788af65075c207280f8555b8521548c /drivers/gpu/drm/i915/intel_drv.h | |
| parent | ea9d758d6ddb9f4bb9639619100743e8f5fa85a0 (diff) | |
drm/i915: disable all crtcs at suspend time
We need this to avoid confusing the hw state readout code with the cpt
pch plls at resume time: We'd read the new pipe state (which is
disabled), but still believe that we have a life pll connected to that
pipe (from before the suspend). Hence properly disable pipes to clear
out all the residual state.
This has the neat side-effect that we don't enable ports prematurely
by restoring bogus state from the saved register values.
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index d03e7775215..2061399d92c 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -446,6 +446,7 @@ struct intel_set_config { extern bool intel_set_mode(struct drm_crtc *crtc, struct drm_display_mode *mode, int x, int y, struct drm_framebuffer *old_fb); +extern void intel_modeset_disable(struct drm_device *dev); extern void intel_crtc_load_lut(struct drm_crtc *crtc); extern void intel_crtc_update_dpms(struct drm_crtc *crtc); extern void intel_encoder_noop(struct drm_encoder *encoder); |