diff options
Diffstat (limited to 'drivers/gpu/drm/drm_vblank.c')
| -rw-r--r-- | drivers/gpu/drm/drm_vblank.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c index 42a84eb4cc8c..4b0a9b206116 100644 --- a/drivers/gpu/drm/drm_vblank.c +++ b/drivers/gpu/drm/drm_vblank.c @@ -492,16 +492,12 @@ static void vblank_disable_fn(struct timer_list *t) static void drm_vblank_init_release(struct drm_device *dev, void *ptr) { - unsigned int pipe; - - for (pipe = 0; pipe < dev->num_crtcs; pipe++) { - struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; + struct drm_vblank_crtc *vblank = ptr; - drm_WARN_ON(dev, READ_ONCE(vblank->enabled) && - drm_core_check_feature(dev, DRIVER_MODESET)); + drm_WARN_ON(dev, READ_ONCE(vblank->enabled) && + drm_core_check_feature(dev, DRIVER_MODESET)); - del_timer_sync(&vblank->disable_timer); - } + del_timer_sync(&vblank->disable_timer); } /** @@ -511,7 +507,7 @@ static void drm_vblank_init_release(struct drm_device *dev, void *ptr) * * This function initializes vblank support for @num_crtcs display pipelines. * Cleanup is handled automatically through a cleanup function added with - * drmm_add_action(). + * drmm_add_action_or_reset(). * * Returns: * Zero on success or a negative error code on failure. @@ -530,10 +526,6 @@ int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs) dev->num_crtcs = num_crtcs; - ret = drmm_add_action(dev, drm_vblank_init_release, NULL); - if (ret) - return ret; - for (i = 0; i < num_crtcs; i++) { struct drm_vblank_crtc *vblank = &dev->vblank[i]; @@ -542,6 +534,11 @@ int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs) init_waitqueue_head(&vblank->queue); timer_setup(&vblank->disable_timer, vblank_disable_fn, 0); seqlock_init(&vblank->seqlock); + + ret = drmm_add_action_or_reset(dev, drm_vblank_init_release, + vblank); + if (ret) + return ret; } return 0; |