diff options
Diffstat (limited to 'include/drm/drm_managed.h')
| -rw-r--r-- | include/drm/drm_managed.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/drm/drm_managed.h b/include/drm/drm_managed.h index f547b09ca023..72bfac002c06 100644 --- a/include/drm/drm_managed.h +++ b/include/drm/drm_managed.h @@ -127,4 +127,27 @@ void __drmm_mutex_release(struct drm_device *dev, void *res); drmm_add_action_or_reset(dev, __drmm_mutex_release, lock); \ }) \ +void __drmm_workqueue_release(struct drm_device *device, void *wq); + +/** + * drmm_alloc_ordered_workqueue - &drm_device managed alloc_ordered_workqueue() + * @dev: DRM device + * @fmt: printf format for the name of the workqueue + * @flags: WQ_* flags (only WQ_FREEZABLE and WQ_MEM_RECLAIM are meaningful) + * @args: args for @fmt + * + * This is a &drm_device-managed version of alloc_ordered_workqueue(). The + * allocated workqueue is automatically destroyed on the final drm_dev_put(). + * + * Returns: workqueue on success, negative ERR_PTR otherwise. + */ +#define drmm_alloc_ordered_workqueue(dev, fmt, flags, args...) \ + ({ \ + struct workqueue_struct *wq = alloc_ordered_workqueue(fmt, flags, ##args); \ + wq ? ({ \ + int ret = drmm_add_action_or_reset(dev, __drmm_workqueue_release, wq); \ + ret ? ERR_PTR(ret) : wq; \ + }) : ERR_PTR(-ENOMEM); \ + }) + #endif |