5b4b66bab9
Now that the discovery controller is using the common admin command functions, move all of them into the common ctrlr.c file. This also eliminates the subsystem ops, which are now just direct calls. Change-Id: I0a25a61e0ad8742d3d76a3cacd46db4701fc7d63 Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com> Reviewed-on: https://review.gerrithub.io/374733 Tested-by: SPDK Automated Test System <sys_sgsw@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com>
131 lines
4.1 KiB
C
131 lines
4.1 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SPDK_NVMF_CTRLR_H
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#define SPDK_NVMF_CTRLR_H
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#include "spdk/stdinc.h"
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#include "spdk/nvmf_spec.h"
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#include "spdk/queue.h"
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struct spdk_bdev;
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/* define a virtual controller limit to the number of QPs supported */
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#define MAX_QPAIRS_PER_CTRLR 64
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struct spdk_nvmf_transport;
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struct spdk_nvmf_request;
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enum spdk_nvmf_qpair_type {
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QPAIR_TYPE_AQ = 0,
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QPAIR_TYPE_IOQ = 1,
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};
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struct spdk_nvmf_qpair {
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struct spdk_nvmf_transport *transport;
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struct spdk_nvmf_ctrlr *ctrlr;
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enum spdk_nvmf_qpair_type type;
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uint16_t qid;
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uint16_t sq_head;
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uint16_t sq_head_max;
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TAILQ_ENTRY(spdk_nvmf_qpair) link;
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};
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/*
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* This structure represents an NVMe-oF controller,
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* which is like a "session" in networking terms.
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*/
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struct spdk_nvmf_ctrlr {
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uint16_t cntlid;
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struct spdk_nvmf_subsystem *subsys;
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struct {
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union spdk_nvme_cap_register cap;
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union spdk_nvme_vs_register vs;
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union spdk_nvme_cc_register cc;
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union spdk_nvme_csts_register csts;
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} vcprop; /* virtual controller properties */
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TAILQ_HEAD(, spdk_nvmf_qpair) qpairs;
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int num_qpairs;
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int max_qpairs_allowed;
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uint32_t kato;
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union {
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uint32_t raw;
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struct {
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union spdk_nvme_critical_warning_state crit_warn;
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uint8_t ns_attr_notice : 1;
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uint8_t fw_activation_notice : 1;
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} bits;
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} async_event_config;
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struct spdk_nvmf_request *aer_req;
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uint8_t hostid[16];
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struct spdk_nvmf_poll_group *group;
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TAILQ_ENTRY(spdk_nvmf_ctrlr) link;
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};
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void spdk_nvmf_ctrlr_connect(struct spdk_nvmf_qpair *qpair,
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struct spdk_nvmf_fabric_connect_cmd *cmd,
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struct spdk_nvmf_fabric_connect_data *data,
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struct spdk_nvmf_fabric_connect_rsp *rsp);
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struct spdk_nvmf_qpair *spdk_nvmf_ctrlr_get_qpair(struct spdk_nvmf_ctrlr *ctrlr, uint16_t qid);
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void
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spdk_nvmf_property_get(struct spdk_nvmf_ctrlr *ctrlr,
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struct spdk_nvmf_fabric_prop_get_cmd *cmd,
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struct spdk_nvmf_fabric_prop_get_rsp *response);
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void
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spdk_nvmf_property_set(struct spdk_nvmf_ctrlr *ctrlr,
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struct spdk_nvmf_fabric_prop_set_cmd *cmd,
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struct spdk_nvme_cpl *rsp);
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int spdk_nvmf_ctrlr_poll(struct spdk_nvmf_ctrlr *ctrlr);
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void spdk_nvmf_ctrlr_destruct(struct spdk_nvmf_ctrlr *ctrlr);
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int spdk_nvmf_ctrlr_process_admin_cmd(struct spdk_nvmf_request *req);
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int spdk_nvmf_ctrlr_process_io_cmd(struct spdk_nvmf_request *req);
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bool spdk_nvmf_ctrlr_dsm_supported(struct spdk_nvmf_ctrlr *ctrlr);
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int spdk_nvmf_bdev_ctrlr_identify_ns(struct spdk_bdev *bdev, struct spdk_nvme_ns_data *nsdata);
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#endif
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