diff mbox series

[rdma-next,v1,09/15] IB/mlx5: Set uid as part of TIS commands

Message ID 20180920183933.14771-10-leon@kernel.org (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series RDMA preparation to DevX extension part | expand

Commit Message

Leon Romanovsky Sept. 20, 2018, 6:39 p.m. UTC 
From: Yishai Hadas <yishaih@mellanox.com>

Set uid as part of TIS commands so that the firmware can manage the
TIS object in a secured way.

That will enable using a TIS that was created by verbs application
to be used by the DEVX flow in case the uid is equal.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
---
 drivers/infiniband/hw/mlx5/cmd.c | 11 +++++++++++
 drivers/infiniband/hw/mlx5/cmd.h |  1 +
 drivers/infiniband/hw/mlx5/qp.c  | 27 +++++++++++++++++----------
 3 files changed, 29 insertions(+), 10 deletions(-)
diff mbox series

Patch

diff --git a/drivers/infiniband/hw/mlx5/cmd.c b/drivers/infiniband/hw/mlx5/cmd.c
index 9834cd4d1e45..40f7299dbb1d 100644
--- a/drivers/infiniband/hw/mlx5/cmd.c
+++ b/drivers/infiniband/hw/mlx5/cmd.c
@@ -209,6 +209,17 @@  void mlx5_cmd_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u16 uid)
 	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
 }
 
+void mlx5_cmd_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u16 uid)
+{
+	u32 in[MLX5_ST_SZ_DW(destroy_tis_in)]   = {0};
+	u32 out[MLX5_ST_SZ_DW(destroy_tis_out)] = {0};
+
+	MLX5_SET(destroy_tis_in, in, opcode, MLX5_CMD_OP_DESTROY_TIS);
+	MLX5_SET(destroy_tis_in, in, tisn, tisn);
+	MLX5_SET(destroy_tis_in, in, uid, uid);
+	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+}
+
 void mlx5_cmd_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn, u16 uid)
 {
 	u32 out[MLX5_ST_SZ_DW(dealloc_pd_out)] = {};
diff --git a/drivers/infiniband/hw/mlx5/cmd.h b/drivers/infiniband/hw/mlx5/cmd.h
index feab7682bfbd..f7722d7b92a3 100644
--- a/drivers/infiniband/hw/mlx5/cmd.h
+++ b/drivers/infiniband/hw/mlx5/cmd.h
@@ -49,6 +49,7 @@  int mlx5_cmd_alloc_memic(struct mlx5_memic *memic, phys_addr_t *addr,
 int mlx5_cmd_dealloc_memic(struct mlx5_memic *memic, u64 addr, u64 length);
 void mlx5_cmd_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn, u16 uid);
 void mlx5_cmd_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u16 uid);
+void mlx5_cmd_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u16 uid);
 int mlx5_cmd_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
 			u32 qpn, u16 uid);
 int mlx5_cmd_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid,
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index e8c35d166eaa..f5bfcd21f087 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -1062,11 +1062,13 @@  static int is_connected(enum ib_qp_type qp_type)
 
 static int create_raw_packet_qp_tis(struct mlx5_ib_dev *dev,
 				    struct mlx5_ib_qp *qp,
-				    struct mlx5_ib_sq *sq, u32 tdn)
+				    struct mlx5_ib_sq *sq, u32 tdn,
+				    struct ib_pd *pd)
 {
 	u32 in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
 	void *tisc = MLX5_ADDR_OF(create_tis_in, in, ctx);
 
+	MLX5_SET(create_tis_in, in, uid, to_mpd(pd)->uid);
 	MLX5_SET(tisc, tisc, transport_domain, tdn);
 	if (qp->flags & MLX5_IB_QP_UNDERLAY)
 		MLX5_SET(tisc, tisc, underlay_qpn, qp->underlay_qpn);
@@ -1075,9 +1077,9 @@  static int create_raw_packet_qp_tis(struct mlx5_ib_dev *dev,
 }
 
 static void destroy_raw_packet_qp_tis(struct mlx5_ib_dev *dev,
-				      struct mlx5_ib_sq *sq)
+				      struct mlx5_ib_sq *sq, struct ib_pd *pd)
 {
-	mlx5_core_destroy_tis(dev->mdev, sq->tisn);
+	mlx5_cmd_destroy_tis(dev->mdev, sq->tisn, to_mpd(pd)->uid);
 }
 
 static void destroy_flow_rule_vport_sq(struct mlx5_ib_dev *dev,
@@ -1336,7 +1338,7 @@  static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 	u32 tdn = mucontext->tdn;
 
 	if (qp->sq.wqe_cnt) {
-		err = create_raw_packet_qp_tis(dev, qp, sq, tdn);
+		err = create_raw_packet_qp_tis(dev, qp, sq, tdn, pd);
 		if (err)
 			return err;
 
@@ -1376,7 +1378,7 @@  static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 		return err;
 	destroy_raw_packet_qp_sq(dev, sq);
 err_destroy_tis:
-	destroy_raw_packet_qp_tis(dev, sq);
+	destroy_raw_packet_qp_tis(dev, sq, pd);
 
 	return err;
 }
@@ -1395,7 +1397,7 @@  static void destroy_raw_packet_qp(struct mlx5_ib_dev *dev,
 
 	if (qp->sq.wqe_cnt) {
 		destroy_raw_packet_qp_sq(dev, sq);
-		destroy_raw_packet_qp_tis(dev, sq);
+		destroy_raw_packet_qp_tis(dev, sq, qp->ibqp.pd);
 	}
 }
 
@@ -2577,7 +2579,8 @@  static int ib_rate_to_mlx5(struct mlx5_ib_dev *dev, u8 rate)
 }
 
 static int modify_raw_packet_eth_prio(struct mlx5_core_dev *dev,
-				      struct mlx5_ib_sq *sq, u8 sl)
+				      struct mlx5_ib_sq *sq, u8 sl,
+				      struct ib_pd *pd)
 {
 	void *in;
 	void *tisc;
@@ -2590,6 +2593,7 @@  static int modify_raw_packet_eth_prio(struct mlx5_core_dev *dev,
 		return -ENOMEM;
 
 	MLX5_SET(modify_tis_in, in, bitmask.prio, 1);
+	MLX5_SET(modify_tis_in, in, uid, to_mpd(pd)->uid);
 
 	tisc = MLX5_ADDR_OF(modify_tis_in, in, ctx);
 	MLX5_SET(tisc, tisc, prio, ((sl & 0x7) << 1));
@@ -2602,7 +2606,8 @@  static int modify_raw_packet_eth_prio(struct mlx5_core_dev *dev,
 }
 
 static int modify_raw_packet_tx_affinity(struct mlx5_core_dev *dev,
-					 struct mlx5_ib_sq *sq, u8 tx_affinity)
+					 struct mlx5_ib_sq *sq, u8 tx_affinity,
+					 struct ib_pd *pd)
 {
 	void *in;
 	void *tisc;
@@ -2615,6 +2620,7 @@  static int modify_raw_packet_tx_affinity(struct mlx5_core_dev *dev,
 		return -ENOMEM;
 
 	MLX5_SET(modify_tis_in, in, bitmask.lag_tx_port_affinity, 1);
+	MLX5_SET(modify_tis_in, in, uid, to_mpd(pd)->uid);
 
 	tisc = MLX5_ADDR_OF(modify_tis_in, in, ctx);
 	MLX5_SET(tisc, tisc, lag_tx_port_affinity, tx_affinity);
@@ -2699,7 +2705,7 @@  static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 	if ((qp->ibqp.qp_type == IB_QPT_RAW_PACKET) && qp->sq.wqe_cnt)
 		return modify_raw_packet_eth_prio(dev->mdev,
 						  &qp->raw_packet_qp.sq,
-						  sl & 0xf);
+						  sl & 0xf, qp->ibqp.pd);
 
 	return 0;
 }
@@ -3019,7 +3025,8 @@  static int modify_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
 	if (modify_sq) {
 		if (tx_affinity) {
 			err = modify_raw_packet_tx_affinity(dev->mdev, sq,
-							    tx_affinity);
+							    tx_affinity,
+							    qp->ibqp.pd);
 			if (err)
 				return err;
 		}