[PATCH rdma-next v2 06/18] RDMA/hns: Initialize ib_device_ops struct

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Initialize ib_device_ops with the supported operations using
ib_set_device_ops().

Signed-off-by: Kamal Heib <kamalheib1@xxxxxxxxx>
---
 drivers/infiniband/hw/hns/hns_roce_device.h |   1 +
 drivers/infiniband/hw/hns/hns_roce_hw_v1.c  |  11 +++
 drivers/infiniband/hw/hns/hns_roce_hw_v2.c  |  11 +++
 drivers/infiniband/hw/hns/hns_roce_main.c   | 102 +++++++++++++---------------
 4 files changed, 72 insertions(+), 53 deletions(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
index d39bdfdb5de9..01ca1550d04c 100644
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -805,6 +805,7 @@ struct hns_roce_hw {
 	int (*modify_cq)(struct ib_cq *cq, u16 cq_count, u16 cq_period);
 	int (*init_eq)(struct hns_roce_dev *hr_dev);
 	void (*cleanup_eq)(struct hns_roce_dev *hr_dev);
+	const struct ib_device_ops *hns_roce_dev_ops;
 };
 
 struct hns_roce_dev {
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index ca05810c92dc..aa199aca5750 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -4793,6 +4793,16 @@ static void hns_roce_v1_cleanup_eq_table(struct hns_roce_dev *hr_dev)
 	kfree(eq_table->eq);
 }
 
+static const struct ib_device_ops hns_roce_v1_dev_ops = {
+	.query_qp = hns_roce_v1_query_qp,
+	.destroy_qp = hns_roce_v1_destroy_qp,
+	.post_send = hns_roce_v1_post_send,
+	.post_recv = hns_roce_v1_post_recv,
+	.modify_cq = hns_roce_v1_modify_cq,
+	.req_notify_cq = hns_roce_v1_req_notify_cq,
+	.poll_cq = hns_roce_v1_poll_cq,
+};
+
 static const struct hns_roce_hw hns_roce_hw_v1 = {
 	.reset = hns_roce_v1_reset,
 	.hw_profile = hns_roce_v1_profile,
@@ -4818,6 +4828,7 @@ static const struct hns_roce_hw hns_roce_hw_v1 = {
 	.destroy_cq = hns_roce_v1_destroy_cq,
 	.init_eq = hns_roce_v1_init_eq_table,
 	.cleanup_eq = hns_roce_v1_cleanup_eq_table,
+	.hns_roce_dev_ops = &hns_roce_v1_dev_ops,
 };
 
 static const struct of_device_id hns_roce_of_match[] = {
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index a4c62ae23a9a..f0f9292b9f17 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -5340,6 +5340,16 @@ static void hns_roce_v2_cleanup_eq_table(struct hns_roce_dev *hr_dev)
 	destroy_workqueue(hr_dev->irq_workq);
 }
 
+static const struct ib_device_ops hns_roce_v2_dev_ops = {
+	.query_qp = hns_roce_v2_query_qp,
+	.destroy_qp = hns_roce_v2_destroy_qp,
+	.post_send = hns_roce_v2_post_send,
+	.post_recv = hns_roce_v2_post_recv,
+	.modify_cq = hns_roce_v2_modify_cq,
+	.req_notify_cq = hns_roce_v2_req_notify_cq,
+	.poll_cq = hns_roce_v2_poll_cq,
+};
+
 static const struct hns_roce_hw hns_roce_hw_v2 = {
 	.cmq_init = hns_roce_v2_cmq_init,
 	.cmq_exit = hns_roce_v2_cmq_exit,
@@ -5367,6 +5377,7 @@ static const struct hns_roce_hw hns_roce_hw_v2 = {
 	.poll_cq = hns_roce_v2_poll_cq,
 	.init_eq = hns_roce_v2_init_eq_table,
 	.cleanup_eq = hns_roce_v2_cleanup_eq_table,
+	.hns_roce_dev_ops = &hns_roce_v2_dev_ops,
 };
 
 static const struct pci_device_id hns_roce_hw_v2_pci_tbl[] = {
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 1b3ee514f2ef..87c74e8ef734 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -440,6 +440,49 @@ static void hns_roce_unregister_device(struct hns_roce_dev *hr_dev)
 	ib_unregister_device(&hr_dev->ib_dev);
 }
 
+static const struct ib_device_ops hns_roce_dev_ops = {
+	.modify_device = hns_roce_modify_device,
+	.query_device = hns_roce_query_device,
+	.query_port = hns_roce_query_port,
+	.modify_port = hns_roce_modify_port,
+	.get_link_layer = hns_roce_get_link_layer,
+	.get_netdev = hns_roce_get_netdev,
+	.add_gid = hns_roce_add_gid,
+	.del_gid = hns_roce_del_gid,
+	.query_pkey = hns_roce_query_pkey,
+	.alloc_ucontext = hns_roce_alloc_ucontext,
+	.dealloc_ucontext = hns_roce_dealloc_ucontext,
+	.mmap = hns_roce_mmap,
+	.alloc_pd = hns_roce_alloc_pd,
+	.dealloc_pd = hns_roce_dealloc_pd,
+	.create_ah = hns_roce_create_ah,
+	.query_ah = hns_roce_query_ah,
+	.destroy_ah = hns_roce_destroy_ah,
+	.create_qp = hns_roce_create_qp,
+	.modify_qp = hns_roce_modify_qp,
+	.create_cq = hns_roce_ib_create_cq,
+	.destroy_cq = hns_roce_ib_destroy_cq,
+	.get_dma_mr = hns_roce_get_dma_mr,
+	.reg_user_mr = hns_roce_reg_user_mr,
+	.dereg_mr = hns_roce_dereg_mr,
+	.get_port_immutable = hns_roce_port_immutable,
+	.disassociate_ucontext = hns_roce_disassociate_ucontext,
+};
+
+static const struct ib_device_ops hns_roce_dev_mr_ops = {
+	.rereg_user_mr = hns_roce_rereg_user_mr,
+};
+
+static const struct ib_device_ops hns_roce_dev_mw_ops = {
+	.alloc_mw = hns_roce_alloc_mw,
+	.dealloc_mw = hns_roce_dealloc_mw,
+};
+
+static const struct ib_device_ops hns_roce_dev_frmr_ops = {
+	.alloc_mr = hns_roce_alloc_mr,
+	.map_mr_sg = hns_roce_map_mr_sg,
+};
+
 static int hns_roce_register_device(struct hns_roce_dev *hr_dev)
 {
 	int ret;
@@ -479,73 +522,26 @@ static int hns_roce_register_device(struct hns_roce_dev *hr_dev)
 	ib_dev->uverbs_ex_cmd_mask |=
 		(1ULL << IB_USER_VERBS_EX_CMD_MODIFY_CQ);
 
-	/* HCA||device||port */
-	ib_dev->modify_device		= hns_roce_modify_device;
-	ib_dev->query_device		= hns_roce_query_device;
-	ib_dev->query_port		= hns_roce_query_port;
-	ib_dev->modify_port		= hns_roce_modify_port;
-	ib_dev->get_link_layer		= hns_roce_get_link_layer;
-	ib_dev->get_netdev		= hns_roce_get_netdev;
-	ib_dev->add_gid			= hns_roce_add_gid;
-	ib_dev->del_gid			= hns_roce_del_gid;
-	ib_dev->query_pkey		= hns_roce_query_pkey;
-	ib_dev->alloc_ucontext		= hns_roce_alloc_ucontext;
-	ib_dev->dealloc_ucontext	= hns_roce_dealloc_ucontext;
-	ib_dev->mmap			= hns_roce_mmap;
-
-	/* PD */
-	ib_dev->alloc_pd		= hns_roce_alloc_pd;
-	ib_dev->dealloc_pd		= hns_roce_dealloc_pd;
-
-	/* AH */
-	ib_dev->create_ah		= hns_roce_create_ah;
-	ib_dev->query_ah		= hns_roce_query_ah;
-	ib_dev->destroy_ah		= hns_roce_destroy_ah;
-
-	/* QP */
-	ib_dev->create_qp		= hns_roce_create_qp;
-	ib_dev->modify_qp		= hns_roce_modify_qp;
-	ib_dev->query_qp		= hr_dev->hw->query_qp;
-	ib_dev->destroy_qp		= hr_dev->hw->destroy_qp;
-	ib_dev->post_send		= hr_dev->hw->post_send;
-	ib_dev->post_recv		= hr_dev->hw->post_recv;
-
-	/* CQ */
-	ib_dev->create_cq		= hns_roce_ib_create_cq;
-	ib_dev->modify_cq		= hr_dev->hw->modify_cq;
-	ib_dev->destroy_cq		= hns_roce_ib_destroy_cq;
-	ib_dev->req_notify_cq		= hr_dev->hw->req_notify_cq;
-	ib_dev->poll_cq			= hr_dev->hw->poll_cq;
-
-	/* MR */
-	ib_dev->get_dma_mr		= hns_roce_get_dma_mr;
-	ib_dev->reg_user_mr		= hns_roce_reg_user_mr;
-	ib_dev->dereg_mr		= hns_roce_dereg_mr;
 	if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_REREG_MR) {
-		ib_dev->rereg_user_mr	= hns_roce_rereg_user_mr;
 		ib_dev->uverbs_cmd_mask |= (1ULL << IB_USER_VERBS_CMD_REREG_MR);
+		ib_set_device_ops(ib_dev, &hns_roce_dev_mr_ops);
 	}
 
 	/* MW */
 	if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_MW) {
-		ib_dev->alloc_mw = hns_roce_alloc_mw;
-		ib_dev->dealloc_mw = hns_roce_dealloc_mw;
 		ib_dev->uverbs_cmd_mask |=
 					(1ULL << IB_USER_VERBS_CMD_ALLOC_MW) |
 					(1ULL << IB_USER_VERBS_CMD_DEALLOC_MW);
+		ib_set_device_ops(ib_dev, &hns_roce_dev_mw_ops);
 	}
 
 	/* FRMR */
-	if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_FRMR) {
-		ib_dev->alloc_mr		= hns_roce_alloc_mr;
-		ib_dev->map_mr_sg		= hns_roce_map_mr_sg;
-	}
-
-	/* OTHERS */
-	ib_dev->get_port_immutable	= hns_roce_port_immutable;
-	ib_dev->disassociate_ucontext	= hns_roce_disassociate_ucontext;
+	if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_FRMR)
+		ib_set_device_ops(ib_dev, &hns_roce_dev_frmr_ops);
 
 	ib_dev->driver_id = RDMA_DRIVER_HNS;
+	ib_set_device_ops(ib_dev, hr_dev->hw->hns_roce_dev_ops);
+	ib_set_device_ops(ib_dev, &hns_roce_dev_ops);
 	ret = ib_register_device(ib_dev, "hns_%d", NULL);
 	if (ret) {
 		dev_err(dev, "ib_register_device failed!\n");
-- 
2.14.5




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