diff mbox series

[04/16] common/mlx5: add DevX API to move QP to reset state

Message ID 20220606112109.208873-7-lizh@nvidia.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series Add vDPA multi-threads optiomization |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Li Zhang June 6, 2022, 11:20 a.m. UTC 
  From: Yajun Wu <yajunw@nvidia.com>

Support set QP to RESET state.

Signed-off-by: Yajun Wu <yajunw@nvidia.com>
---
 drivers/common/mlx5/mlx5_devx_cmds.c |  7 +++++++
 drivers/common/mlx5/mlx5_prm.h       | 17 +++++++++++++++++
 2 files changed, 24 insertions(+)
diff mbox series

Patch

diff --git a/drivers/common/mlx5/mlx5_devx_cmds.c b/drivers/common/mlx5/mlx5_devx_cmds.c
index c6bdbc12bb..1d6d6578d6 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.c
+++ b/drivers/common/mlx5/mlx5_devx_cmds.c
@@ -2264,11 +2264,13 @@  mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
+		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_in)];
 	} in;
 	union {
 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
+		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_out)];
 	} out;
 	void *qpc;
 	int ret;
@@ -2311,6 +2313,11 @@  mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
 		inlen = sizeof(in.rtr2rts);
 		outlen = sizeof(out.rtr2rts);
 		break;
+	case MLX5_CMD_OP_QP_2RST:
+		MLX5_SET(2rst_qp_in, &in, qpn, qp->id);
+		inlen = sizeof(in.qp2rst);
+		outlen = sizeof(out.qp2rst);
+		break;
 	default:
 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
 			qp_st_mod_op);
diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index bc3e70a1d1..8a2f55c33e 100644
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -3657,6 +3657,23 @@  struct mlx5_ifc_init2init_qp_in_bits {
 	u8 reserved_at_800[0x80];
 };
 
+struct mlx5_ifc_2rst_qp_out_bits {
+	u8 status[0x8];
+	u8 reserved_at_8[0x18];
+	u8 syndrome[0x20];
+	u8 reserved_at_40[0x40];
+};
+
+struct mlx5_ifc_2rst_qp_in_bits {
+	u8 opcode[0x10];
+	u8 uid[0x10];
+	u8 vhca_tunnel_id[0x10];
+	u8 op_mod[0x10];
+	u8 reserved_at_80[0x8];
+	u8 qpn[0x18];
+	u8 reserved_at_a0[0x20];
+};
+
 struct mlx5_ifc_dealloc_pd_out_bits {
 	u8 status[0x8];
 	u8 reserved_0[0x18];