33 	struct idxd_wq *wq;  member
42 	struct idxd_wq *wq = idxd_cdev->wq;  in idxd_cdev_dev_release()  local
44 	cdev_ctx = &ictx[wq->idxd->type];  in idxd_cdev_dev_release()
65 	return idxd_cdev->wq;  in inode_wq()
72 	struct idxd_wq *wq;  in idxd_cdev_open()  local
76 	wq = inode_wq(inode);  in idxd_cdev_open()
77 	idxd = wq->idxd;  in idxd_cdev_open()
80 	dev_dbg(dev, "%s called: %d\n", __func__, idxd_wq_refcount(wq));  in idxd_cdev_open()
86 	mutex_lock(&wq->wq_lock);  in idxd_cdev_open()
88 	if (idxd_wq_refcount(wq) > 0 && wq_dedicated(wq)) {  in idxd_cdev_open()
93 	ctx->wq = wq;  in idxd_cdev_open()
95 	idxd_wq_get(wq);  in idxd_cdev_open()
96 	mutex_unlock(&wq->wq_lock);  in idxd_cdev_open()
100 	mutex_unlock(&wq->wq_lock);  in idxd_cdev_open()
108 	struct idxd_wq *wq = ctx->wq;  in idxd_cdev_release()  local
109 	struct idxd_device *idxd = wq->idxd;  in idxd_cdev_release()
116 	idxd_wq_drain(wq);  in idxd_cdev_release()
119 	mutex_lock(&wq->wq_lock);  in idxd_cdev_release()
120 	idxd_wq_put(wq);  in idxd_cdev_release()
121 	mutex_unlock(&wq->wq_lock);  in idxd_cdev_release()
125 static int check_vma(struct idxd_wq *wq, struct vm_area_struct *vma,  in check_vma()  argument
128 	struct device *dev = &wq->idxd->pdev->dev;  in check_vma()
144 	struct idxd_wq *wq = ctx->wq;  in idxd_cdev_mmap()  local
145 	struct idxd_device *idxd = wq->idxd;  in idxd_cdev_mmap()
152 	rc = check_vma(wq, vma, __func__);  in idxd_cdev_mmap()
157 	pfn = (base + idxd_get_wq_portal_full_offset(wq->id,  in idxd_cdev_mmap()
170 	struct idxd_wq *wq = ctx->wq;  in idxd_cdev_poll()  local
171 	struct idxd_device *idxd = wq->idxd;  in idxd_cdev_poll()
175 	poll_wait(filp, &wq->err_queue, wait);  in idxd_cdev_poll()
197 int idxd_wq_add_cdev(struct idxd_wq *wq)  in idxd_wq_add_cdev()  argument
199 	struct idxd_device *idxd = wq->idxd;  in idxd_wq_add_cdev()
210 	idxd_cdev->wq = wq;  in idxd_wq_add_cdev()
213 	cdev_ctx = &ictx[wq->idxd->type];  in idxd_wq_add_cdev()
222 	dev->parent = &wq->conf_dev;  in idxd_wq_add_cdev()
228 			  idxd->id, wq->id);  in idxd_wq_add_cdev()
232 	wq->idxd_cdev = idxd_cdev;  in idxd_wq_add_cdev()
236 		dev_dbg(&wq->idxd->pdev->dev, "cdev_add failed: %d\n", rc);  in idxd_wq_add_cdev()
244 	wq->idxd_cdev = NULL;  in idxd_wq_add_cdev()
248 void idxd_wq_del_cdev(struct idxd_wq *wq)  in idxd_wq_del_cdev()  argument
253 	cdev_ctx = &ictx[wq->idxd->type];  in idxd_wq_del_cdev()
254 	idxd_cdev = wq->idxd_cdev;  in idxd_wq_del_cdev()
255 	wq->idxd_cdev = NULL;  in idxd_wq_del_cdev()