RDMA: Group create AH arguments in struct

Following patch adds additional argument to the create AH function, so it
make sense to group ah_attr and flags arguments in struct.

Link: https://lore.kernel.org/r/20200430192146.12863-13-maorg@mellanox.com
Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Acked-by: Devesh Sharma <devesh.sharma@broadcom.com>
Acked-by: Gal Pressman <galpress@amazon.com>
Acked-by: Weihang Li <liweihang@huawei.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

drivers/infiniband/sw/rdmavt/ah.c

@@ -98,14 +98,14 @@ EXPORT_SYMBOL(rvt_check_ah);
  *
  * Return: 0 on success
  */
-int rvt_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr,
-		  u32 create_flags, struct ib_udata *udata)
+int rvt_create_ah(struct ib_ah *ibah, struct rdma_ah_init_attr *init_attr,
+		  struct ib_udata *udata)
 {
 	struct rvt_ah *ah = ibah_to_rvtah(ibah);
 	struct rvt_dev_info *dev = ib_to_rvt(ibah->device);
 	unsigned long flags;
 
-	if (rvt_check_ah(ibah->device, ah_attr))
+	if (rvt_check_ah(ibah->device, init_attr->ah_attr))
 		return -EINVAL;
 
 	spin_lock_irqsave(&dev->n_ahs_lock, flags);
@@ -117,10 +117,11 @@ int rvt_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr,
 	dev->n_ahs_allocated++;
 	spin_unlock_irqrestore(&dev->n_ahs_lock, flags);
 
-	rdma_copy_ah_attr(&ah->attr, ah_attr);
+	rdma_copy_ah_attr(&ah->attr, init_attr->ah_attr);
 
 	if (dev->driver_f.notify_new_ah)
-		dev->driver_f.notify_new_ah(ibah->device, ah_attr, ah);
+		dev->driver_f.notify_new_ah(ibah->device,
+					    init_attr->ah_attr, ah);
 
 	return 0;
 }

drivers/infiniband/sw/rdmavt/ah.h

@@ -50,8 +50,8 @@
 
 #include <rdma/rdma_vt.h>
 
-int rvt_create_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr,
-		  u32 create_flags, struct ib_udata *udata);
+int rvt_create_ah(struct ib_ah *ah, struct rdma_ah_init_attr *init_attr,
+		  struct ib_udata *udata);
 void rvt_destroy_ah(struct ib_ah *ibah, u32 destroy_flags);
 int rvt_modify_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);
 int rvt_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr);