Just a call to drm_helper_resume_force_mode, obviously wants full locking for that.
Signed-off-by: Daniel Vetter daniel.vetter@ffwll.ch --- drivers/gpu/drm/ast/ast_drv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c index 31123b6..f5f24b3 100644 --- a/drivers/gpu/drm/ast/ast_drv.c +++ b/drivers/gpu/drm/ast/ast_drv.c @@ -95,9 +95,9 @@ static int ast_drm_thaw(struct drm_device *dev) ast_post_gpu(dev);
drm_mode_config_reset(dev); - mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock_all(dev); drm_helper_resume_force_mode(dev); - mutex_unlock(&dev->mode_config.mutex); + drm_modeset_unlock_all(dev);
console_lock(); ast_fbdev_set_suspend(dev, 0);