mlx5_cmd_exec(dev->mdev, in, sizeof(in), out, sizeof(out));
}
+static int devx_is_valid_obj_id(struct devx_obj *obj, const void *in)
+{
+ u16 opcode = MLX5_GET(general_obj_in_cmd_hdr, in, opcode);
+ u32 obj_id;
+
+ switch (opcode) {
+ case MLX5_CMD_OP_MODIFY_GENERAL_OBJECT:
+ case MLX5_CMD_OP_QUERY_GENERAL_OBJECT:
+ obj_id = MLX5_GET(general_obj_in_cmd_hdr, in, obj_id);
+ break;
+ case MLX5_CMD_OP_QUERY_MKEY:
+ obj_id = MLX5_GET(query_mkey_in, in, mkey_index);
+ break;
+ case MLX5_CMD_OP_QUERY_CQ:
+ obj_id = MLX5_GET(query_cq_in, in, cqn);
+ break;
+ case MLX5_CMD_OP_MODIFY_CQ:
+ obj_id = MLX5_GET(modify_cq_in, in, cqn);
+ break;
+ case MLX5_CMD_OP_QUERY_SQ:
+ obj_id = MLX5_GET(query_sq_in, in, sqn);
+ break;
+ case MLX5_CMD_OP_MODIFY_SQ:
+ obj_id = MLX5_GET(modify_sq_in, in, sqn);
+ break;
+ case MLX5_CMD_OP_QUERY_RQ:
+ obj_id = MLX5_GET(query_rq_in, in, rqn);
+ break;
+ case MLX5_CMD_OP_MODIFY_RQ:
+ obj_id = MLX5_GET(modify_rq_in, in, rqn);
+ break;
+ case MLX5_CMD_OP_QUERY_RMP:
+ obj_id = MLX5_GET(query_rmp_in, in, rmpn);
+ break;
+ case MLX5_CMD_OP_MODIFY_RMP:
+ obj_id = MLX5_GET(modify_rmp_in, in, rmpn);
+ break;
+ case MLX5_CMD_OP_QUERY_RQT:
+ obj_id = MLX5_GET(query_rqt_in, in, rqtn);
+ break;
+ case MLX5_CMD_OP_MODIFY_RQT:
+ obj_id = MLX5_GET(modify_rqt_in, in, rqtn);
+ break;
+ case MLX5_CMD_OP_QUERY_TIR:
+ obj_id = MLX5_GET(query_tir_in, in, tirn);
+ break;
+ case MLX5_CMD_OP_MODIFY_TIR:
+ obj_id = MLX5_GET(modify_tir_in, in, tirn);
+ break;
+ case MLX5_CMD_OP_QUERY_TIS:
+ obj_id = MLX5_GET(query_tis_in, in, tisn);
+ break;
+ case MLX5_CMD_OP_MODIFY_TIS:
+ obj_id = MLX5_GET(modify_tis_in, in, tisn);
+ break;
+ case MLX5_CMD_OP_QUERY_FLOW_TABLE:
+ obj_id = MLX5_GET(query_flow_table_in, in, table_id);
+ break;
+ case MLX5_CMD_OP_MODIFY_FLOW_TABLE:
+ obj_id = MLX5_GET(modify_flow_table_in, in, table_id);
+ break;
+ case MLX5_CMD_OP_QUERY_FLOW_GROUP:
+ obj_id = MLX5_GET(query_flow_group_in, in, group_id);
+ break;
+ case MLX5_CMD_OP_QUERY_FLOW_TABLE_ENTRY:
+ obj_id = MLX5_GET(query_fte_in, in, flow_index);
+ break;
+ case MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY:
+ obj_id = MLX5_GET(set_fte_in, in, flow_index);
+ break;
+ case MLX5_CMD_OP_QUERY_Q_COUNTER:
+ obj_id = MLX5_GET(query_q_counter_in, in, counter_set_id);
+ break;
+ case MLX5_CMD_OP_QUERY_FLOW_COUNTER:
+ obj_id = MLX5_GET(query_flow_counter_in, in, flow_counter_id);
+ break;
+ case MLX5_CMD_OP_QUERY_MODIFY_HEADER_CONTEXT:
+ obj_id = MLX5_GET(general_obj_in_cmd_hdr, in, obj_id);
+ break;
+ case MLX5_CMD_OP_QUERY_SCHEDULING_ELEMENT:
+ obj_id = MLX5_GET(query_scheduling_element_in, in,
+ scheduling_element_id);
+ break;
+ case MLX5_CMD_OP_MODIFY_SCHEDULING_ELEMENT:
+ obj_id = MLX5_GET(modify_scheduling_element_in, in,
+ scheduling_element_id);
+ break;
+ case MLX5_CMD_OP_ADD_VXLAN_UDP_DPORT:
+ obj_id = MLX5_GET(add_vxlan_udp_dport_in, in, vxlan_udp_port);
+ break;
+ case MLX5_CMD_OP_QUERY_L2_TABLE_ENTRY:
+ obj_id = MLX5_GET(query_l2_table_entry_in, in, table_index);
+ break;
+ case MLX5_CMD_OP_SET_L2_TABLE_ENTRY:
+ obj_id = MLX5_GET(set_l2_table_entry_in, in, table_index);
+ break;
+ case MLX5_CMD_OP_QUERY_QP:
+ obj_id = MLX5_GET(query_qp_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_RST2INIT_QP:
+ obj_id = MLX5_GET(rst2init_qp_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_INIT2RTR_QP:
+ obj_id = MLX5_GET(init2rtr_qp_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_RTR2RTS_QP:
+ obj_id = MLX5_GET(rtr2rts_qp_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_RTS2RTS_QP:
+ obj_id = MLX5_GET(rts2rts_qp_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_SQERR2RTS_QP:
+ obj_id = MLX5_GET(sqerr2rts_qp_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_2ERR_QP:
+ obj_id = MLX5_GET(qp_2err_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_2RST_QP:
+ obj_id = MLX5_GET(qp_2rst_in, in, qpn);
+ break;
+ case MLX5_CMD_OP_QUERY_DCT:
+ obj_id = MLX5_GET(query_dct_in, in, dctn);
+ break;
+ case MLX5_CMD_OP_QUERY_XRQ:
+ obj_id = MLX5_GET(query_xrq_in, in, xrqn);
+ break;
+ case MLX5_CMD_OP_QUERY_XRC_SRQ:
+ obj_id = MLX5_GET(query_xrc_srq_in, in, xrc_srqn);
+ break;
+ case MLX5_CMD_OP_ARM_XRC_SRQ:
+ obj_id = MLX5_GET(arm_xrc_srq_in, in, xrc_srqn);
+ break;
+ case MLX5_CMD_OP_QUERY_SRQ:
+ obj_id = MLX5_GET(query_srq_in, in, srqn);
+ break;
+ case MLX5_CMD_OP_ARM_RQ:
+ obj_id = MLX5_GET(arm_rq_in, in, srq_number);
+ break;
+ case MLX5_CMD_OP_DRAIN_DCT:
+ case MLX5_CMD_OP_ARM_DCT_FOR_KEY_VIOLATION:
+ obj_id = MLX5_GET(drain_dct_in, in, dctn);
+ break;
+ case MLX5_CMD_OP_ARM_XRQ:
+ obj_id = MLX5_GET(arm_xrq_in, in, xrqn);
+ break;
+ default:
+ return false;
+ }
+
+ if (obj_id == obj->obj_id)
+ return true;
+
+ return false;
+}
+
static bool devx_is_obj_create_cmd(const void *in)
{
u16 opcode = MLX5_GET(general_obj_in_cmd_hdr, in, opcode);
}
}
-static bool devx_is_general_cmd(const void *in)
+static bool devx_is_obj_modify_cmd(const void *in)
+{
+ u16 opcode = MLX5_GET(general_obj_in_cmd_hdr, in, opcode);
+
+ switch (opcode) {
+ case MLX5_CMD_OP_MODIFY_GENERAL_OBJECT:
+ case MLX5_CMD_OP_MODIFY_CQ:
+ case MLX5_CMD_OP_MODIFY_RMP:
+ case MLX5_CMD_OP_MODIFY_SQ:
+ case MLX5_CMD_OP_MODIFY_RQ:
+ case MLX5_CMD_OP_MODIFY_RQT:
+ case MLX5_CMD_OP_MODIFY_TIR:
+ case MLX5_CMD_OP_MODIFY_TIS:
+ case MLX5_CMD_OP_MODIFY_FLOW_TABLE:
+ case MLX5_CMD_OP_MODIFY_SCHEDULING_ELEMENT:
+ case MLX5_CMD_OP_ADD_VXLAN_UDP_DPORT:
+ case MLX5_CMD_OP_SET_L2_TABLE_ENTRY:
+ case MLX5_CMD_OP_RST2INIT_QP:
+ case MLX5_CMD_OP_INIT2RTR_QP:
+ case MLX5_CMD_OP_RTR2RTS_QP:
+ case MLX5_CMD_OP_RTS2RTS_QP:
+ case MLX5_CMD_OP_SQERR2RTS_QP:
+ case MLX5_CMD_OP_2ERR_QP:
+ case MLX5_CMD_OP_2RST_QP:
+ case MLX5_CMD_OP_ARM_XRC_SRQ:
+ case MLX5_CMD_OP_ARM_RQ:
+ case MLX5_CMD_OP_DRAIN_DCT:
+ case MLX5_CMD_OP_ARM_DCT_FOR_KEY_VIOLATION:
+ case MLX5_CMD_OP_ARM_XRQ:
+ return true;
+ case MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY:
+ {
+ u16 op_mod = MLX5_GET(set_fte_in, in, op_mod);
+
+ if (op_mod == 1)
+ return true;
+ return false;
+ }
+ default:
+ return false;
+ }
+}
+
+static bool devx_is_obj_query_cmd(const void *in)
+{
+ u16 opcode = MLX5_GET(general_obj_in_cmd_hdr, in, opcode);
+
+ switch (opcode) {
+ case MLX5_CMD_OP_QUERY_GENERAL_OBJECT:
+ case MLX5_CMD_OP_QUERY_MKEY:
+ case MLX5_CMD_OP_QUERY_CQ:
+ case MLX5_CMD_OP_QUERY_RMP:
+ case MLX5_CMD_OP_QUERY_SQ:
+ case MLX5_CMD_OP_QUERY_RQ:
+ case MLX5_CMD_OP_QUERY_RQT:
+ case MLX5_CMD_OP_QUERY_TIR:
+ case MLX5_CMD_OP_QUERY_TIS:
+ case MLX5_CMD_OP_QUERY_Q_COUNTER:
+ case MLX5_CMD_OP_QUERY_FLOW_TABLE:
+ case MLX5_CMD_OP_QUERY_FLOW_GROUP:
+ case MLX5_CMD_OP_QUERY_FLOW_TABLE_ENTRY:
+ case MLX5_CMD_OP_QUERY_FLOW_COUNTER:
+ case MLX5_CMD_OP_QUERY_MODIFY_HEADER_CONTEXT:
+ case MLX5_CMD_OP_QUERY_SCHEDULING_ELEMENT:
+ case MLX5_CMD_OP_QUERY_L2_TABLE_ENTRY:
+ case MLX5_CMD_OP_QUERY_QP:
+ case MLX5_CMD_OP_QUERY_SRQ:
+ case MLX5_CMD_OP_QUERY_XRC_SRQ:
+ case MLX5_CMD_OP_QUERY_DCT:
+ case MLX5_CMD_OP_QUERY_XRQ:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool devx_is_general_cmd(void *in)
{
u16 opcode = MLX5_GET(general_obj_in_cmd_hdr, in, opcode);
return err;
}
+static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_MODIFY)(struct ib_device *ib_dev,
+ struct ib_uverbs_file *file,
+ struct uverbs_attr_bundle *attrs)
+{
+ struct mlx5_ib_ucontext *c = devx_ufile2uctx(file);
+ struct mlx5_ib_dev *dev = to_mdev(ib_dev);
+ void *cmd_in = uverbs_attr_get_alloced_ptr(attrs, MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_IN);
+ int cmd_out_len = uverbs_attr_get_len(attrs,
+ MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_OUT);
+ struct ib_uobject *uobj = uverbs_attr_get_uobject(attrs,
+ MLX5_IB_ATTR_DEVX_OBJ_MODIFY_HANDLE);
+ void *cmd_out;
+ int err;
+
+ if (!c->devx_uid)
+ return -EPERM;
+
+ if (!devx_is_obj_modify_cmd(cmd_in))
+ return -EINVAL;
+
+ if (!devx_is_valid_obj_id(uobj->object, cmd_in))
+ return -EINVAL;
+
+ cmd_out = kvzalloc(cmd_out_len, GFP_KERNEL);
+ if (!cmd_out)
+ return -ENOMEM;
+
+ MLX5_SET(general_obj_in_cmd_hdr, cmd_in, uid, c->devx_uid);
+ err = mlx5_cmd_exec(dev->mdev, cmd_in,
+ uverbs_attr_get_len(attrs, MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_IN),
+ cmd_out, cmd_out_len);
+ if (err)
+ goto other_cmd_free;
+
+ err = uverbs_copy_to(attrs, MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_OUT,
+ cmd_out, cmd_out_len);
+
+other_cmd_free:
+ kvfree(cmd_out);
+ return err;
+}
+
+static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_QUERY)(struct ib_device *ib_dev,
+ struct ib_uverbs_file *file,
+ struct uverbs_attr_bundle *attrs)
+{
+ struct mlx5_ib_ucontext *c = devx_ufile2uctx(file);
+ struct mlx5_ib_dev *dev = to_mdev(ib_dev);
+ void *cmd_in = uverbs_attr_get_alloced_ptr(attrs, MLX5_IB_ATTR_DEVX_OBJ_QUERY_CMD_IN);
+ int cmd_out_len = uverbs_attr_get_len(attrs,
+ MLX5_IB_ATTR_DEVX_OBJ_QUERY_CMD_OUT);
+ struct ib_uobject *uobj = uverbs_attr_get_uobject(attrs,
+ MLX5_IB_ATTR_DEVX_OBJ_QUERY_HANDLE);
+ void *cmd_out;
+ int err;
+
+ if (!c->devx_uid)
+ return -EPERM;
+
+ if (!devx_is_obj_query_cmd(cmd_in))
+ return -EINVAL;
+
+ if (!devx_is_valid_obj_id(uobj->object, cmd_in))
+ return -EINVAL;
+
+ cmd_out = kvzalloc(cmd_out_len, GFP_KERNEL);
+ if (!cmd_out)
+ return -ENOMEM;
+
+ MLX5_SET(general_obj_in_cmd_hdr, cmd_in, uid, c->devx_uid);
+ err = mlx5_cmd_exec(dev->mdev, cmd_in,
+ uverbs_attr_get_len(attrs, MLX5_IB_ATTR_DEVX_OBJ_QUERY_CMD_IN),
+ cmd_out, cmd_out_len);
+ if (err)
+ goto other_cmd_free;
+
+ err = uverbs_copy_to(attrs, MLX5_IB_ATTR_DEVX_OBJ_QUERY_CMD_OUT, cmd_out, cmd_out_len);
+
+other_cmd_free:
+ kvfree(cmd_out);
+ return err;
+}
+
static DECLARE_UVERBS_NAMED_METHOD(MLX5_IB_METHOD_DEVX_OTHER,
&UVERBS_ATTR_PTR_IN_SZ(MLX5_IB_ATTR_DEVX_OTHER_CMD_IN,
UVERBS_ATTR_MIN_SIZE(MLX5_ST_SZ_BYTES(general_obj_in_cmd_hdr)),
UVERBS_ACCESS_DESTROY,
UA_FLAGS(UVERBS_ATTR_SPEC_F_MANDATORY)));
+static DECLARE_UVERBS_NAMED_METHOD(MLX5_IB_METHOD_DEVX_OBJ_MODIFY,
+ &UVERBS_ATTR_IDR(MLX5_IB_ATTR_DEVX_OBJ_MODIFY_HANDLE,
+ MLX5_IB_OBJECT_DEVX_OBJ,
+ UVERBS_ACCESS_WRITE,
+ UA_FLAGS(UVERBS_ATTR_SPEC_F_MANDATORY)),
+ &UVERBS_ATTR_PTR_IN_SZ(MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_IN,
+ UVERBS_ATTR_MIN_SIZE(MLX5_ST_SZ_BYTES(general_obj_in_cmd_hdr)),
+ UA_FLAGS(UVERBS_ATTR_SPEC_F_MANDATORY |
+ UVERBS_ATTR_SPEC_F_MIN_SZ_OR_ZERO |
+ UVERBS_ATTR_SPEC_F_ALLOC_AND_COPY)),
+ &UVERBS_ATTR_PTR_OUT_SZ(MLX5_IB_ATTR_DEVX_OBJ_MODIFY_CMD_OUT,
+ UVERBS_ATTR_MIN_SIZE(MLX5_ST_SZ_BYTES(general_obj_out_cmd_hdr)),
+ UA_FLAGS(UVERBS_ATTR_SPEC_F_MANDATORY |
+ UVERBS_ATTR_SPEC_F_MIN_SZ_OR_ZERO)));
+
+static DECLARE_UVERBS_NAMED_METHOD(MLX5_IB_METHOD_DEVX_OBJ_QUERY,
+ &UVERBS_ATTR_IDR(MLX5_IB_ATTR_DEVX_OBJ_QUERY_HANDLE,
+ MLX5_IB_OBJECT_DEVX_OBJ,
+ UVERBS_ACCESS_READ,
+ UA_FLAGS(UVERBS_ATTR_SPEC_F_MANDATORY)),
+ &UVERBS_ATTR_PTR_IN_SZ(MLX5_IB_ATTR_DEVX_OBJ_QUERY_CMD_IN,
+ UVERBS_ATTR_MIN_SIZE(MLX5_ST_SZ_BYTES(general_obj_in_cmd_hdr)),
+ UA_FLAGS(UVERBS_ATTR_SPEC_F_MANDATORY |
+ UVERBS_ATTR_SPEC_F_MIN_SZ_OR_ZERO |
+ UVERBS_ATTR_SPEC_F_ALLOC_AND_COPY)),
+ &UVERBS_ATTR_PTR_OUT_SZ(MLX5_IB_ATTR_DEVX_OBJ_QUERY_CMD_OUT,
+ UVERBS_ATTR_MIN_SIZE(MLX5_ST_SZ_BYTES(general_obj_out_cmd_hdr)),
+ UA_FLAGS(UVERBS_ATTR_SPEC_F_MANDATORY |
+ UVERBS_ATTR_SPEC_F_MIN_SZ_OR_ZERO)));
+
static DECLARE_UVERBS_GLOBAL_METHODS(MLX5_IB_OBJECT_DEVX,
&UVERBS_METHOD(MLX5_IB_METHOD_DEVX_OTHER));
static DECLARE_UVERBS_NAMED_OBJECT(MLX5_IB_OBJECT_DEVX_OBJ,
&UVERBS_TYPE_ALLOC_IDR(0, devx_obj_cleanup),
&UVERBS_METHOD(MLX5_IB_METHOD_DEVX_OBJ_CREATE),
- &UVERBS_METHOD(MLX5_IB_METHOD_DEVX_OBJ_DESTROY));
+ &UVERBS_METHOD(MLX5_IB_METHOD_DEVX_OBJ_DESTROY),
+ &UVERBS_METHOD(MLX5_IB_METHOD_DEVX_OBJ_MODIFY),
+ &UVERBS_METHOD(MLX5_IB_METHOD_DEVX_OBJ_QUERY));
static DECLARE_UVERBS_OBJECT_TREE(devx_objects,
&UVERBS_OBJECT(MLX5_IB_OBJECT_DEVX),