int
spdk_nvmf_request_exec(struct spdk_nvmf_request *req)
{
struct spdk_nvme_cmd *cmd = &req->cmd->nvme_cmd;
bool done;
if (cmd->opc == SPDK_NVME_OPC_FABRIC) {
done = nvmf_process_fabrics_command(req);
} else if (req->conn->type == CONN_TYPE_AQ) {
done = nvmf_process_admin_cmd(req);
} else {
done = nvmf_process_io_cmd(req);
}
if (done) {
/* Synchronous command - response is already filled out */
return spdk_nvmf_request_complete(req);
}
/*
* Asynchronous command.
* The completion callback will call spdk_nvmf_request_complete().
*/
return 0;
}
static void
nvmf_direct_ctrlr_complete_cmd(void *ctx, const struct spdk_nvme_cpl *cmp)
{
struct spdk_nvmf_request *req = ctx;
spdk_trace_record(TRACE_NVMF_LIB_COMPLETE, 0, 0, (uint64_t)req, 0);
req->rsp->nvme_cpl = *cmp;
spdk_nvmf_request_complete(req);
}
int
spdk_nvmf_request_exec(struct spdk_nvmf_request *req)
{
struct spdk_nvmf_session *session = req->conn->sess;
struct spdk_nvme_cmd *cmd = &req->cmd->nvme_cmd;
struct spdk_nvme_cpl *rsp = &req->rsp->nvme_cpl;
spdk_nvmf_request_exec_status status;
nvmf_trace_command(req->cmd, req->conn->type);
if (cmd->opc == SPDK_NVME_OPC_FABRIC) {
status = nvmf_process_fabrics_command(req);
} else if (session == NULL || !session->vcprop.cc.bits.en) {
/* Only Fabric commands are allowed when the controller is disabled */
SPDK_ERRLOG("Non-Fabric command sent to disabled controller\n");
rsp->status.sc = SPDK_NVME_SC_COMMAND_SEQUENCE_ERROR;
status = SPDK_NVMF_REQUEST_EXEC_STATUS_COMPLETE;
} else if (req->conn->type == CONN_TYPE_AQ) {
struct spdk_nvmf_subsystem *subsystem;
subsystem = session->subsys;
assert(subsystem != NULL);
if (subsystem->subtype == SPDK_NVMF_SUBTYPE_DISCOVERY) {
status = nvmf_process_discovery_cmd(req);
} else {
status = session->subsys->ops->process_admin_cmd(req);
}
} else {
status = session->subsys->ops->process_io_cmd(req);
}
switch (status) {
case SPDK_NVMF_REQUEST_EXEC_STATUS_COMPLETE:
return spdk_nvmf_request_complete(req);
case SPDK_NVMF_REQUEST_EXEC_STATUS_RELEASE:
if (req->conn->transport->req_release(req)) {
SPDK_ERRLOG("Transport request release error!\n");
return -1;
}
return 0;
case SPDK_NVMF_REQUEST_EXEC_STATUS_ASYNCHRONOUS:
return 0;
default:
SPDK_ERRLOG("Unknown request exec status: 0x%x\n", status);
return -1;
}
return 0;
}
void
spdk_nvmf_handle_connect(struct spdk_nvmf_request *req)
{
struct spdk_nvmf_fabric_connect_cmd *connect = &req->cmd->connect_cmd;
struct spdk_nvmf_fabric_connect_data *connect_data = (struct spdk_nvmf_fabric_connect_data *)
req->data;
struct spdk_nvmf_fabric_connect_rsp *response = &req->rsp->connect_rsp;
struct spdk_nvmf_conn *conn = req->conn;
spdk_nvmf_session_connect(conn, connect, connect_data, response);
SPDK_TRACELOG(SPDK_TRACE_NVMF, "connect capsule response: cntlid = 0x%04x\n",
response->status_code_specific.success.cntlid);
spdk_nvmf_request_complete(req);
return;
}
