openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/i915: check modeset state after a pipe_set_base if using fastboot 

Otherwise we won't check the state until the next DPMS transition, which
may never happen.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2014-01-07 13:50:49 -08:00 committed by Daniel Vetter
parent bd60254471
commit 7ca51a3abf
1 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/gpu/drm/i915/intel_display.c
View File

@ -10002,6 +10002,16 @@ static int intel_crtc_set_config(struct drm_mode_set *set)
ret = intel_pipe_set_base(set->crtc, ret = intel_pipe_set_base(set->crtc,
set->x, set->y, set->fb); set->x, set->y, set->fb);
/*
* In the fastboot case this may be our only check of the
* state after boot. It would be better to only do it on
* the first update, but we don't have a nice way of doing that
* (and really, set_config isn't used much for high freq page
* flipping, so increasing its cost here shouldn't be a big
* deal).
*/
if (i915_fastboot && ret == 0)
intel_modeset_check_state(set->crtc->dev);
} }
if (ret) { if (ret) {