1 files changed, 45 insertions, 91 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
index 61021133029e..182d3ac3e73f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
@@ -165,7 +165,7 @@ static void mlx5_fpga_conn_post_send(struct mlx5_fpga_conn *conn,
 	ctrl->fm_ce_se = MLX5_WQE_CTRL_CQ_UPDATE;
 	ctrl->opmod_idx_opcode = cpu_to_be32(((conn->qp.sq.pc & 0xffff) << 8) |
 					     MLX5_OPCODE_SEND);
-	ctrl->qpn_ds = cpu_to_be32(size | (conn->qp.mqp.qpn << 8));
+	ctrl->qpn_ds = cpu_to_be32(size | (conn->qp.qpn << 8));
 
 	conn->qp.sq.pc++;
 	conn->qp.sq.bufs[ix] = buf;
@@ -362,23 +362,6 @@ static void mlx5_fpga_conn_arm_cq(struct mlx5_fpga_conn *conn)
 		    conn->fdev->conn_res.uar->map, conn->cq.wq.cc);
 }
 
-static void mlx5_fpga_conn_cq_event(struct mlx5_core_cq *mcq,
-				    enum mlx5_event event)
-{
-	struct mlx5_fpga_conn *conn;
-
-	conn = container_of(mcq, struct mlx5_fpga_conn, cq.mcq);
-	mlx5_fpga_warn(conn->fdev, "CQ event %u on CQ #%u\n", event, mcq->cqn);
-}
-
-static void mlx5_fpga_conn_event(struct mlx5_core_qp *mqp, int event)
-{
-	struct mlx5_fpga_conn *conn;
-
-	conn = container_of(mqp, struct mlx5_fpga_conn, qp.mqp);
-	mlx5_fpga_warn(conn->fdev, "QP event %u on QP #%u\n", event, mqp->qpn);
-}
-
 static inline void mlx5_fpga_conn_cqes(struct mlx5_fpga_conn *conn,
 				       unsigned int budget)
 {
@@ -493,7 +476,6 @@ static int mlx5_fpga_conn_create_cq(struct mlx5_fpga_conn *conn, int cq_size)
 	*conn->cq.mcq.arm_db    = 0;
 	conn->cq.mcq.vector     = 0;
 	conn->cq.mcq.comp       = mlx5_fpga_conn_cq_complete;
-	conn->cq.mcq.event      = mlx5_fpga_conn_cq_event;
 	conn->cq.mcq.irqn       = irqn;
 	conn->cq.mcq.uar        = fdev->conn_res.uar;
 	tasklet_init(&conn->cq.tasklet, mlx5_fpga_conn_cq_tasklet,
@@ -534,8 +516,9 @@ static int mlx5_fpga_conn_create_qp(struct mlx5_fpga_conn *conn,
 				    unsigned int tx_size, unsigned int rx_size)
 {
 	struct mlx5_fpga_device *fdev = conn->fdev;
+	u32 out[MLX5_ST_SZ_DW(create_qp_out)] = {};
 	struct mlx5_core_dev *mdev = fdev->mdev;
-	u32 temp_qpc[MLX5_ST_SZ_DW(qpc)] = {0};
+	u32 temp_qpc[MLX5_ST_SZ_DW(qpc)] = {};
 	void *in = NULL, *qpc;
 	int err, inlen;
 
@@ -600,12 +583,13 @@ static int mlx5_fpga_conn_create_qp(struct mlx5_fpga_conn *conn,
 	mlx5_fill_page_frag_array(&conn->qp.wq_ctrl.buf,
 				  (__be64 *)MLX5_ADDR_OF(create_qp_in, in, pas));
 
-	err = mlx5_core_create_qp(mdev, &conn->qp.mqp, in, inlen);
+	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
+	err = mlx5_cmd_exec(mdev, in, inlen, out, sizeof(out));
 	if (err)
 		goto err_sq_bufs;
 
-	conn->qp.mqp.event = mlx5_fpga_conn_event;
-	mlx5_fpga_dbg(fdev, "Created QP #0x%x\n", conn->qp.mqp.qpn);
+	conn->qp.qpn = MLX5_GET(create_qp_out, out, qpn);
+	mlx5_fpga_dbg(fdev, "Created QP #0x%x\n", conn->qp.qpn);
 
 	goto out;
 
@@ -658,7 +642,13 @@ static void mlx5_fpga_conn_flush_send_bufs(struct mlx5_fpga_conn *conn)
 
 static void mlx5_fpga_conn_destroy_qp(struct mlx5_fpga_conn *conn)
 {
-	mlx5_core_destroy_qp(conn->fdev->mdev, &conn->qp.mqp);
+	struct mlx5_core_dev *dev = conn->fdev->mdev;
+	u32 in[MLX5_ST_SZ_DW(destroy_qp_in)] = {};
+
+	MLX5_SET(destroy_qp_in, in, opcode, MLX5_CMD_OP_DESTROY_QP);
+	MLX5_SET(destroy_qp_in, in, qpn, conn->qp.qpn);
+	mlx5_cmd_exec_in(dev, destroy_qp, in);
+
 	mlx5_fpga_conn_free_recv_bufs(conn);
 	mlx5_fpga_conn_flush_send_bufs(conn);
 	kvfree(conn->qp.sq.bufs);
@@ -666,30 +656,29 @@ static void mlx5_fpga_conn_destroy_qp(struct mlx5_fpga_conn *conn)
 	mlx5_wq_destroy(&conn->qp.wq_ctrl);
 }
 
-static inline int mlx5_fpga_conn_reset_qp(struct mlx5_fpga_conn *conn)
+static int mlx5_fpga_conn_reset_qp(struct mlx5_fpga_conn *conn)
 {
 	struct mlx5_core_dev *mdev = conn->fdev->mdev;
+	u32 in[MLX5_ST_SZ_DW(qp_2rst_in)] = {};
+
+	mlx5_fpga_dbg(conn->fdev, "Modifying QP %u to RST\n", conn->qp.qpn);
 
-	mlx5_fpga_dbg(conn->fdev, "Modifying QP %u to RST\n", conn->qp.mqp.qpn);
+	MLX5_SET(qp_2rst_in, in, opcode, MLX5_CMD_OP_2RST_QP);
+	MLX5_SET(qp_2rst_in, in, qpn, conn->qp.qpn);
 
-	return mlx5_core_qp_modify(mdev, MLX5_CMD_OP_2RST_QP, 0, NULL,
-				   &conn->qp.mqp);
+	return mlx5_cmd_exec_in(mdev, qp_2rst, in);
 }
 
-static inline int mlx5_fpga_conn_init_qp(struct mlx5_fpga_conn *conn)
+static int mlx5_fpga_conn_init_qp(struct mlx5_fpga_conn *conn)
 {
+	u32 in[MLX5_ST_SZ_DW(rst2init_qp_in)] = {};
 	struct mlx5_fpga_device *fdev = conn->fdev;
 	struct mlx5_core_dev *mdev = fdev->mdev;
-	u32 *qpc = NULL;
-	int err;
+	u32 *qpc;
 
-	mlx5_fpga_dbg(conn->fdev, "Modifying QP %u to INIT\n", conn->qp.mqp.qpn);
+	mlx5_fpga_dbg(conn->fdev, "Modifying QP %u to INIT\n", conn->qp.qpn);
 
-	qpc = kzalloc(MLX5_ST_SZ_BYTES(qpc), GFP_KERNEL);
-	if (!qpc) {
-		err = -ENOMEM;
-		goto out;
-	}
+	qpc = MLX5_ADDR_OF(rst2init_qp_in, in, qpc);
 
 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
 	MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
@@ -700,32 +689,22 @@ static inline int mlx5_fpga_conn_init_qp(struct mlx5_fpga_conn *conn)
 	MLX5_SET(qpc, qpc, cqn_rcv, conn->cq.mcq.cqn);
 	MLX5_SET64(qpc, qpc, dbr_addr, conn->qp.wq_ctrl.db.dma);
 
-	err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_RST2INIT_QP, 0, qpc,
-				  &conn->qp.mqp);
-	if (err) {
-		mlx5_fpga_warn(fdev, "qp_modify RST2INIT failed: %d\n", err);
-		goto out;
-	}
+	MLX5_SET(rst2init_qp_in, in, opcode, MLX5_CMD_OP_RST2INIT_QP);
+	MLX5_SET(rst2init_qp_in, in, qpn, conn->qp.qpn);
 
-out:
-	kfree(qpc);
-	return err;
+	return mlx5_cmd_exec_in(mdev, rst2init_qp, in);
 }
 
-static inline int mlx5_fpga_conn_rtr_qp(struct mlx5_fpga_conn *conn)
+static int mlx5_fpga_conn_rtr_qp(struct mlx5_fpga_conn *conn)
 {
+	u32 in[MLX5_ST_SZ_DW(init2rtr_qp_in)] = {};
 	struct mlx5_fpga_device *fdev = conn->fdev;
 	struct mlx5_core_dev *mdev = fdev->mdev;
-	u32 *qpc = NULL;
-	int err;
+	u32 *qpc;
 
 	mlx5_fpga_dbg(conn->fdev, "QP RTR\n");
 
-	qpc = kzalloc(MLX5_ST_SZ_BYTES(qpc), GFP_KERNEL);
-	if (!qpc) {
-		err = -ENOMEM;
-		goto out;
-	}
+	qpc = MLX5_ADDR_OF(init2rtr_qp_in, in, qpc);
 
 	MLX5_SET(qpc, qpc, mtu, MLX5_QPC_MTU_1K_BYTES);
 	MLX5_SET(qpc, qpc, log_msg_max, (u8)MLX5_CAP_GEN(mdev, log_max_msg));
@@ -745,33 +724,22 @@ static inline int mlx5_fpga_conn_rtr_qp(struct mlx5_fpga_conn *conn)
 	       MLX5_ADDR_OF(fpga_qpc, conn->fpga_qpc, fpga_ip),
 	       MLX5_FLD_SZ_BYTES(qpc, primary_address_path.rgid_rip));
 
-	err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_INIT2RTR_QP, 0, qpc,
-				  &conn->qp.mqp);
-	if (err) {
-		mlx5_fpga_warn(fdev, "qp_modify RST2INIT failed: %d\n", err);
-		goto out;
-	}
+	MLX5_SET(init2rtr_qp_in, in, opcode, MLX5_CMD_OP_INIT2RTR_QP);
+	MLX5_SET(init2rtr_qp_in, in, qpn, conn->qp.qpn);
 
-out:
-	kfree(qpc);
-	return err;
+	return mlx5_cmd_exec_in(mdev, init2rtr_qp, in);
 }
 
-static inline int mlx5_fpga_conn_rts_qp(struct mlx5_fpga_conn *conn)
+static int mlx5_fpga_conn_rts_qp(struct mlx5_fpga_conn *conn)
 {
 	struct mlx5_fpga_device *fdev = conn->fdev;
+	u32 in[MLX5_ST_SZ_DW(rtr2rts_qp_in)] = {};
 	struct mlx5_core_dev *mdev = fdev->mdev;
-	u32 *qpc = NULL;
-	u32 opt_mask;
-	int err;
+	u32 *qpc;
 
 	mlx5_fpga_dbg(conn->fdev, "QP RTS\n");
 
-	qpc = kzalloc(MLX5_ST_SZ_BYTES(qpc), GFP_KERNEL);
-	if (!qpc) {
-		err = -ENOMEM;
-		goto out;
-	}
+	qpc = MLX5_ADDR_OF(rtr2rts_qp_in, in, qpc);
 
 	MLX5_SET(qpc, qpc, log_ack_req_freq, 8);
 	MLX5_SET(qpc, qpc, min_rnr_nak, 0x12);
@@ -781,17 +749,11 @@ static inline int mlx5_fpga_conn_rts_qp(struct mlx5_fpga_conn *conn)
 	MLX5_SET(qpc, qpc, retry_count, 7);
 	MLX5_SET(qpc, qpc, rnr_retry, 7); /* Infinite retry if RNR NACK */
 
-	opt_mask = MLX5_QP_OPTPAR_RNR_TIMEOUT;
-	err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_RTR2RTS_QP, opt_mask, qpc,
-				  &conn->qp.mqp);
-	if (err) {
-		mlx5_fpga_warn(fdev, "qp_modify RST2INIT failed: %d\n", err);
-		goto out;
-	}
+	MLX5_SET(rtr2rts_qp_in, in, opcode, MLX5_CMD_OP_RTR2RTS_QP);
+	MLX5_SET(rtr2rts_qp_in, in, qpn, conn->qp.qpn);
+	MLX5_SET(rtr2rts_qp_in, in, opt_param_mask, MLX5_QP_OPTPAR_RNR_TIMEOUT);
 
-out:
-	kfree(qpc);
-	return err;
+	return mlx5_cmd_exec_in(mdev, rtr2rts_qp, in);
 }
 
 static int mlx5_fpga_conn_connect(struct mlx5_fpga_conn *conn)
@@ -931,7 +893,7 @@ struct mlx5_fpga_conn *mlx5_fpga_conn_create(struct mlx5_fpga_device *fdev,
 	MLX5_SET(fpga_qpc, conn->fpga_qpc, next_rcv_psn, 1);
 	MLX5_SET(fpga_qpc, conn->fpga_qpc, next_send_psn, 0);
 	MLX5_SET(fpga_qpc, conn->fpga_qpc, pkey, MLX5_FPGA_PKEY);
-	MLX5_SET(fpga_qpc, conn->fpga_qpc, remote_qpn, conn->qp.mqp.qpn);
+	MLX5_SET(fpga_qpc, conn->fpga_qpc, remote_qpn, conn->qp.qpn);
 	MLX5_SET(fpga_qpc, conn->fpga_qpc, rnr_retry, 7);
 	MLX5_SET(fpga_qpc, conn->fpga_qpc, retry_count, 7);
 
@@ -972,19 +934,11 @@ out:
 
 void mlx5_fpga_conn_destroy(struct mlx5_fpga_conn *conn)
 {
-	struct mlx5_fpga_device *fdev = conn->fdev;
-	struct mlx5_core_dev *mdev = fdev->mdev;
-	int err = 0;
-
 	conn->qp.active = false;
 	tasklet_disable(&conn->cq.tasklet);
 	synchronize_irq(conn->cq.mcq.irqn);
 
 	mlx5_fpga_destroy_qp(conn->fdev->mdev, conn->fpga_qpn);
-	err = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_2ERR_QP, 0, NULL,
-				  &conn->qp.mqp);
-	if (err)
-		mlx5_fpga_warn(fdev, "qp_modify 2ERR failed: %d\n", err);
 	mlx5_fpga_conn_destroy_qp(conn);
 	mlx5_fpga_conn_destroy_cq(conn);