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authorJesse Barnes <jbarnes@virtuousgeek.org>2011-11-15 10:28:54 -0800
committerKeith Packard <keithp@keithp.com>2012-01-03 14:55:52 -0800
commitd8e70a254d8f2da141006e496a51502b79115e80 (patch)
tree24e917c5070da0ad8e04899c29f2d4618a49752d
parent7a4198664d46b87025a64530f1530ab2bea54c19 (diff)
drm/i915: only set the intel_crtc DPMS mode to on if the mode set succeeded
If it failed, leave it in the "off" state. Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Keith Packard <keithp@keithp.com>
-rw-r--r--drivers/gpu/drm/i915/intel_display.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index bdab82b999e..29743dee54c 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5984,10 +5984,12 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
ret = dev_priv->display.crtc_mode_set(crtc, mode, adjusted_mode,
x, y, old_fb);
-
drm_vblank_post_modeset(dev, pipe);
- intel_crtc->dpms_mode = DRM_MODE_DPMS_ON;
+ if (ret)
+ intel_crtc->dpms_mode = DRM_MODE_DPMS_OFF;
+ else
+ intel_crtc->dpms_mode = DRM_MODE_DPMS_ON;
return ret;
}