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authorJesse Barnes <jbarnes@virtuousgeek.org>2014-02-21 13:13:39 -0800
committerDaniel Vetter <daniel.vetter@ffwll.ch>2014-03-05 21:30:03 +0100
commit8b687df4c305d3fd6b619dade83f95c4b860c74b (patch)
tree5aa8dc544d52a7d620bfdaddc4c3fa0892bd75a1 /drivers/gpu/drm/i915/intel_display.c
parentef34ab894e54c97850296b5f8268004bf6788c74 (diff)
drm/i915: re-add locking around hw state readout
To silence locking complaints. This was a rebase failure on my part in commit fa9fa083d0606cb323f6105c17702460ea0a6780 Author: Jesse Barnes <jbarnes@virtuousgeek.org> Date: Tue Feb 11 15:28:56 2014 -0800 drm/i915: read out hw state earlier v2 Reported-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
-rw-r--r--drivers/gpu/drm/i915/intel_display.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 8d316c8bdf8..924f3cee4ba 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -11042,7 +11042,9 @@ void intel_modeset_init(struct drm_device *dev)
/* Just in case the BIOS is doing something questionable. */
intel_disable_fbc(dev);
+ mutex_lock(&dev->mode_config.mutex);
intel_modeset_setup_hw_state(dev, false);
+ mutex_unlock(&dev->mode_config.mutex);
}
static void