RQ table can be changed to support different list of queues.
Add DevX command to modify DevX RQT object to point on new RQ list.
Signed-off-by: Matan Azrad <ma...@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viachesl...@mellanox.com>
---
drivers/common/mlx5/mlx5_devx_cmds.c | 47 +++++++++++++++++++++++++
drivers/common/mlx5/mlx5_devx_cmds.h | 2 ++
drivers/common/mlx5/mlx5_prm.h | 21 +++++++++++
drivers/common/mlx5/rte_common_mlx5_version.map | 1 +
4 files changed, 71 insertions(+)
diff --git a/drivers/common/mlx5/mlx5_devx_cmds.c
b/drivers/common/mlx5/mlx5_devx_cmds.c
index e372df6..1d3a729 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.c
+++ b/drivers/common/mlx5/mlx5_devx_cmds.c
@@ -864,6 +864,53 @@ struct mlx5_devx_obj *
}
/**
+ * Modify RQT using DevX API.
+ *
+ * @param[in] rqt
+ * Pointer to RQT DevX object structure.
+ * @param [in] rqt_attr
+ * Pointer to RQT attributes structure.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
+ struct mlx5_devx_rqt_attr *rqt_attr)
+{
+ uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
+ rqt_attr->rqt_actual_size * sizeof(uint32_t);
+ uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
+ uint32_t *in = rte_calloc(__func__, 1, inlen, 0);
+ void *rqt_ctx;
+ int i;
+ int ret;
+
+ if (!in) {
+ DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
+ rte_errno = ENOMEM;
+ return -ENOMEM;
+ }
+ MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
+ MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
+ MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
+ rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
+ MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
+ MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
+ MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
+ for (i = 0; i < rqt_attr->rqt_actual_size; i++)
+ MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
+ ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
+ rte_free(in);
+ if (ret) {
+ DRV_LOG(ERR, "Failed to modify RQT using DevX.");
+ rte_errno = errno;
+ return -rte_errno;
+ }
+ return ret;
+}
+
+/**
* Create SQ using DevX API.
*
* @param[in] ctx
diff --git a/drivers/common/mlx5/mlx5_devx_cmds.h
b/drivers/common/mlx5/mlx5_devx_cmds.h
index 9ef3ce2..b99c54b 100644
--- a/drivers/common/mlx5/mlx5_devx_cmds.h
+++ b/drivers/common/mlx5/mlx5_devx_cmds.h
@@ -344,5 +344,7 @@ struct mlx5_devx_obj *mlx5_devx_cmd_create_qp(struct
ibv_context *ctx,
struct mlx5_devx_qp_attr *attr);
int mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp,
uint32_t qp_st_mod_op, uint32_t remote_qp_id);
+int mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
+ struct mlx5_devx_rqt_attr *rqt_attr);
#endif /* RTE_PMD_MLX5_DEVX_CMDS_H_ */
diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index e326868..b48cd0a 100644
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -747,6 +747,7 @@ enum {
MLX5_CMD_OP_CREATE_TIS = 0x912,
MLX5_CMD_OP_QUERY_TIS = 0x915,
MLX5_CMD_OP_CREATE_RQT = 0x916,
+ MLX5_CMD_OP_MODIFY_RQT = 0x917,
MLX5_CMD_OP_ALLOC_FLOW_COUNTER = 0x939,
MLX5_CMD_OP_QUERY_FLOW_COUNTER = 0x93b,
MLX5_CMD_OP_CREATE_GENERAL_OBJECT = 0xa00,
@@ -1774,10 +1775,30 @@ struct mlx5_ifc_create_rqt_in_bits {
u8 reserved_at_40[0xc0];
struct mlx5_ifc_rqtc_bits rqt_context;
};
+
+struct mlx5_ifc_modify_rqt_in_bits {
+ u8 opcode[0x10];
+ u8 uid[0x10];
+ u8 reserved_at_20[0x10];
+ u8 op_mod[0x10];
+ u8 reserved_at_40[0x8];
+ u8 rqtn[0x18];
+ u8 reserved_at_60[0x20];
+ u8 modify_bitmask[0x40];
+ u8 reserved_at_c0[0x40];
+ struct mlx5_ifc_rqtc_bits rqt_context;
+};
#ifdef PEDANTIC
#pragma GCC diagnostic error "-Wpedantic"
#endif
+struct mlx5_ifc_modify_rqt_out_bits {
+ u8 status[0x8];
+ u8 reserved_at_8[0x18];
+ u8 syndrome[0x20];
+ u8 reserved_at_40[0x40];
+};
+
enum {
MLX5_SQC_STATE_RST = 0x0,
MLX5_SQC_STATE_RDY = 0x1,
diff --git a/drivers/common/mlx5/rte_common_mlx5_version.map
b/drivers/common/mlx5/rte_common_mlx5_version.map
index df8e064..95ca54a 100644
--- a/drivers/common/mlx5/rte_common_mlx5_version.map
+++ b/drivers/common/mlx5/rte_common_mlx5_version.map
@@ -17,6 +17,7 @@ DPDK_20.02 {
mlx5_devx_cmd_mkey_create;
mlx5_devx_cmd_modify_qp_state;
mlx5_devx_cmd_modify_rq;
+ mlx5_devx_cmd_modify_rqt;
mlx5_devx_cmd_modify_sq;
mlx5_devx_cmd_modify_virtq;
mlx5_devx_cmd_qp_query_tis_td;
--
1.8.3.1
