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https://github.com/freebsd/freebsd-src
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1565 lines
43 KiB
C
1565 lines
43 KiB
C
/*-
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* Copyright (c) 2017 Broadcom. All rights reserved.
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* The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries.
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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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @file
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* Handles the domain object callback from the HW.
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*/
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/*!
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@defgroup domain_sm Domain State Machine: States
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*/
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#include "ocs.h"
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#include "ocs_fabric.h"
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#include "ocs_device.h"
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#define domain_sm_trace(domain) \
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do { \
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if (OCS_LOG_ENABLE_DOMAIN_SM_TRACE(domain->ocs)) \
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ocs_log_info(domain->ocs, "[domain] %-20s %-20s\n", __func__, ocs_sm_event_name(evt)); \
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} while (0)
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#define domain_trace(domain, fmt, ...) \
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do { \
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if (OCS_LOG_ENABLE_DOMAIN_SM_TRACE(domain ? domain->ocs : NULL)) \
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ocs_log_info(domain ? domain->ocs : NULL, fmt, ##__VA_ARGS__); \
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} while (0)
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#define domain_printf(domain, fmt, ...) \
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do { \
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ocs_log_info(domain ? domain->ocs : NULL, fmt, ##__VA_ARGS__); \
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} while (0)
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void ocs_mgmt_domain_list(ocs_textbuf_t *textbuf, void *domain);
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void ocs_mgmt_domain_get_all(ocs_textbuf_t *textbuf, void *domain);
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int ocs_mgmt_domain_get(ocs_textbuf_t *textbuf, char *parent, char *name, void *domain);
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int ocs_mgmt_domain_set(char *parent, char *name, char *value, void *domain);
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int ocs_mgmt_domain_exec(char *parent, char *action, void *arg_in, uint32_t arg_in_length,
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void *arg_out, uint32_t arg_out_length, void *domain);
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static ocs_mgmt_functions_t domain_mgmt_functions = {
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.get_list_handler = ocs_mgmt_domain_list,
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.get_handler = ocs_mgmt_domain_get,
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.get_all_handler = ocs_mgmt_domain_get_all,
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.set_handler = ocs_mgmt_domain_set,
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.exec_handler = ocs_mgmt_domain_exec,
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};
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/**
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* @brief Accept domain callback events from the HW.
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*
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* <h3 class="desc">Description</h3>
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* HW calls this function with various domain-related events.
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*
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* @param arg Application-specified argument.
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* @param event Domain event.
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* @param data Event specific data.
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*
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* @return Returns 0 on success; or a negative error value on failure.
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*/
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int32_t
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ocs_domain_cb(void *arg, ocs_hw_domain_event_e event, void *data)
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{
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ocs_t *ocs = arg;
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ocs_domain_t *domain = NULL;
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int32_t rc = 0;
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ocs_assert(data, -1);
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if (event != OCS_HW_DOMAIN_FOUND) {
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domain = data;
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}
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switch (event) {
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case OCS_HW_DOMAIN_FOUND: {
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uint64_t fcf_wwn = 0;
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ocs_domain_record_t *drec = data;
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ocs_assert(drec, -1);
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/* extract the fcf_wwn */
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fcf_wwn = ocs_be64toh(*((uint64_t*)drec->wwn));
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/* lookup domain, or allocate a new one if one doesn't exist already */
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domain = ocs_domain_find(ocs, fcf_wwn);
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if (domain == NULL) {
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domain = ocs_domain_alloc(ocs, fcf_wwn);
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if (domain == NULL) {
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ocs_log_err(ocs, "ocs_domain_alloc() failed\n");
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rc = -1;
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break;
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}
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ocs_sm_transition(&domain->drvsm, __ocs_domain_init, NULL);
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}
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_FOUND, drec);
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break;
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}
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case OCS_HW_DOMAIN_LOST:
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domain_trace(domain, "OCS_HW_DOMAIN_LOST:\n");
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ocs_domain_hold_frames(domain);
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_LOST, NULL);
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break;
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case OCS_HW_DOMAIN_ALLOC_OK: {
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domain_trace(domain, "OCS_HW_DOMAIN_ALLOC_OK:\n");
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domain->instance_index = 0;
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_ALLOC_OK, NULL);
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break;
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}
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case OCS_HW_DOMAIN_ALLOC_FAIL:
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domain_trace(domain, "OCS_HW_DOMAIN_ALLOC_FAIL:\n");
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_ALLOC_FAIL, NULL);
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break;
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case OCS_HW_DOMAIN_ATTACH_OK:
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domain_trace(domain, "OCS_HW_DOMAIN_ATTACH_OK:\n");
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_ATTACH_OK, NULL);
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break;
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case OCS_HW_DOMAIN_ATTACH_FAIL:
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domain_trace(domain, "OCS_HW_DOMAIN_ATTACH_FAIL:\n");
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_ATTACH_FAIL, NULL);
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break;
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case OCS_HW_DOMAIN_FREE_OK:
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domain_trace(domain, "OCS_HW_DOMAIN_FREE_OK:\n");
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_FREE_OK, NULL);
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break;
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case OCS_HW_DOMAIN_FREE_FAIL:
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domain_trace(domain, "OCS_HW_DOMAIN_FREE_FAIL:\n");
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ocs_domain_post_event(domain, OCS_EVT_DOMAIN_FREE_FAIL, NULL);
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break;
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default:
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ocs_log_warn(ocs, "unsupported event %#x\n", event);
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}
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return rc;
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}
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/**
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* @brief Find the domain, given its FCF_WWN.
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*
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* <h3 class="desc">Description</h3>
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* Search the domain_list to find a matching domain object.
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*
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* @param ocs Pointer to the OCS device.
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* @param fcf_wwn FCF WWN to find.
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*
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* @return Returns the pointer to the domain if found; or NULL otherwise.
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*/
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ocs_domain_t *
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ocs_domain_find(ocs_t *ocs, uint64_t fcf_wwn)
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{
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ocs_domain_t *domain = NULL;
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/* Check to see if this domain is already allocated */
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ocs_device_lock(ocs);
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ocs_list_foreach(&ocs->domain_list, domain) {
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if (fcf_wwn == domain->fcf_wwn) {
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break;
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}
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}
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ocs_device_unlock(ocs);
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return domain;
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}
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/**
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* @brief Allocate a domain object.
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*
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* <h3 class="desc">Description</h3>
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* A domain object is allocated and initialized. It is associated with the
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* \c ocs argument.
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*
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* @param ocs Pointer to the OCS device.
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* @param fcf_wwn FCF WWN of the domain.
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*
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* @return Returns a pointer to the ocs_domain_t object; or NULL.
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*/
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ocs_domain_t *
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ocs_domain_alloc(ocs_t *ocs, uint64_t fcf_wwn)
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{
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ocs_domain_t *domain;
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ocs_assert(ocs, NULL);
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domain = ocs_malloc(ocs, sizeof(*domain), OCS_M_NOWAIT | OCS_M_ZERO);
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if (domain) {
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domain->ocs = ocs;
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domain->instance_index = ocs->domain_instance_count++;
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domain->drvsm.app = domain;
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ocs_domain_lock_init(domain);
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ocs_lock_init(ocs, &domain->lookup_lock, "Domain lookup[%d]", domain->instance_index);
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/* Allocate a sparse vector for sport FC_ID's */
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domain->lookup = spv_new(ocs);
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if (domain->lookup == NULL) {
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ocs_log_err(ocs, "spv_new() failed\n");
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ocs_free(ocs, domain, sizeof(*domain));
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return NULL;
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}
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ocs_list_init(&domain->sport_list, ocs_sport_t, link);
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domain->fcf_wwn = fcf_wwn;
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ocs_log_debug(ocs, "Domain allocated: wwn %016" PRIX64 "\n", domain->fcf_wwn);
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domain->femul_enable = (ocs->ctrlmask & OCS_CTRLMASK_ENABLE_FABRIC_EMULATION) != 0;
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ocs_device_lock(ocs);
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/* if this is the first domain, then assign it as the "root" domain */
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if (ocs_list_empty(&ocs->domain_list)) {
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ocs->domain = domain;
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}
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ocs_list_add_tail(&ocs->domain_list, domain);
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ocs_device_unlock(ocs);
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domain->mgmt_functions = &domain_mgmt_functions;
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} else {
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ocs_log_err(ocs, "domain allocation failed\n");
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}
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return domain;
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}
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/**
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* @brief Free a domain object.
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*
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* <h3 class="desc">Description</h3>
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* The domain object is freed.
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*
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* @param domain Domain object to free.
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*
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* @return None.
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*/
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void
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ocs_domain_free(ocs_domain_t *domain)
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{
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ocs_t *ocs;
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ocs_assert(domain);
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ocs_assert(domain->ocs);
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/* Hold frames to clear the domain pointer from the xport lookup */
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ocs_domain_hold_frames(domain);
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ocs = domain->ocs;
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ocs_log_debug(ocs, "Domain free: wwn %016" PRIX64 "\n", domain->fcf_wwn);
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spv_del(domain->lookup);
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domain->lookup = NULL;
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ocs_device_lock(ocs);
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ocs_list_remove(&ocs->domain_list, domain);
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if (domain == ocs->domain) {
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/* set global domain to the new head */
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ocs->domain = ocs_list_get_head(&ocs->domain_list);
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if (ocs->domain) {
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ocs_log_debug(ocs, "setting new domain, old=%p new=%p\n",
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domain, ocs->domain);
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}
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}
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if (ocs_list_empty(&ocs->domain_list) && ocs->domain_list_empty_cb ) {
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(*ocs->domain_list_empty_cb)(ocs, ocs->domain_list_empty_cb_arg);
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}
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ocs_device_unlock(ocs);
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ocs_lock_free(&domain->lookup_lock);
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ocs_free(ocs, domain, sizeof(*domain));
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}
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/**
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* @brief Free memory resources of a domain object.
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*
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* <h3 class="desc">Description</h3>
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* After the domain object is freed, its child objects are also freed.
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*
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* @param domain Pointer to a domain object.
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*
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* @return None.
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*/
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void
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ocs_domain_force_free(ocs_domain_t *domain)
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{
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ocs_sport_t *sport;
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ocs_sport_t *next;
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/* Shutdown domain sm */
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ocs_sm_disable(&domain->drvsm);
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ocs_scsi_notify_domain_force_free(domain);
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ocs_domain_lock(domain);
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ocs_list_foreach_safe(&domain->sport_list, sport, next) {
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ocs_sport_force_free(sport);
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}
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ocs_domain_unlock(domain);
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ocs_hw_domain_force_free(&domain->ocs->hw, domain);
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ocs_domain_free(domain);
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}
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/**
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* @brief Register a callback when the domain_list goes empty.
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*
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* <h3 class="desc">Description</h3>
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* A function callback may be registered when the domain_list goes empty.
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*
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* @param ocs Pointer to a device object.
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* @param callback Callback function.
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* @param arg Callback argument.
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*
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* @return None.
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*/
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void
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ocs_register_domain_list_empty_cb(ocs_t *ocs, void (*callback)(ocs_t *ocs, void *arg), void *arg)
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{
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ocs_device_lock(ocs);
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ocs->domain_list_empty_cb = callback;
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ocs->domain_list_empty_cb_arg = arg;
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if (ocs_list_empty(&ocs->domain_list) && callback) {
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(*callback)(ocs, arg);
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}
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ocs_device_unlock(ocs);
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}
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/**
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* @brief Return a pointer to the domain, given the instance index.
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*
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* <h3 class="desc">Description</h3>
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* A pointer to the domain context, given by the index, is returned.
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*
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* @param ocs Pointer to the driver instance context.
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* @param index Instance index.
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*
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* @return Returns a pointer to the domain; or NULL.
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*/
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ocs_domain_t *
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ocs_domain_get_instance(ocs_t *ocs, uint32_t index)
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{
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ocs_domain_t *domain = NULL;
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if (index >= OCS_MAX_DOMAINS) {
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ocs_log_err(ocs, "invalid index: %d\n", index);
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return NULL;
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}
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ocs_device_lock(ocs);
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ocs_list_foreach(&ocs->domain_list, domain) {
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if (domain->instance_index == index) {
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break;
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}
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}
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ocs_device_unlock(ocs);
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return domain;
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}
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/**
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* @ingroup domain_sm
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* @brief Domain state machine: Common event handler.
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*
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* <h3 class="desc">Description</h3>
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* Common/shared events are handled here for the domain state machine.
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*
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* @param funcname Function name text.
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* @param ctx Domain state machine context.
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* @param evt Event to process.
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* @param arg Per event optional argument.
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*
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* @return Returns NULL.
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*/
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static void *
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__ocs_domain_common(const char *funcname, ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
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{
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ocs_domain_t *domain = ctx->app;
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switch(evt) {
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case OCS_EVT_ENTER:
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case OCS_EVT_REENTER:
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case OCS_EVT_EXIT:
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case OCS_EVT_ALL_CHILD_NODES_FREE:
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/* this can arise if an FLOGI fails on the SPORT, and the SPORT is shutdown */
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break;
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default:
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ocs_log_warn(domain->ocs, "%-20s %-20s not handled\n", funcname, ocs_sm_event_name(evt));
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break;
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}
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return NULL;
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}
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/**
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* @ingroup domain_sm
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* @brief Domain state machine: Common shutdown.
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*
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* <h3 class="desc">Description</h3>
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* Handles common shutdown events.
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*
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* @param funcname Function name text.
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* @param ctx Remote node state machine context.
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* @param evt Event to process.
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* @param arg Per event optional argument.
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*
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* @return Returns NULL.
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*/
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static void *
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__ocs_domain_common_shutdown(const char *funcname, ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
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{
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ocs_domain_t *domain = ctx->app;
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switch(evt) {
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case OCS_EVT_ENTER:
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case OCS_EVT_REENTER:
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case OCS_EVT_EXIT:
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break;
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case OCS_EVT_DOMAIN_FOUND:
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ocs_assert(arg, NULL);
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/* sm: / save drec, mark domain_found_pending */
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ocs_memcpy(&domain->pending_drec, arg, sizeof(domain->pending_drec));
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domain->domain_found_pending = TRUE;
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break;
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case OCS_EVT_DOMAIN_LOST:
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/* clear drec available
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* sm: unmark domain_found_pending */
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domain->domain_found_pending = FALSE;
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break;
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default:
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ocs_log_warn(domain->ocs, "%-20s %-20s not handled\n", funcname, ocs_sm_event_name(evt));
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break;
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}
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return NULL;
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}
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#define std_domain_state_decl(...) \
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ocs_domain_t *domain = NULL; \
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ocs_t *ocs = NULL; \
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\
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ocs_assert(ctx, NULL); \
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ocs_assert(ctx->app, NULL); \
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domain = ctx->app; \
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ocs_assert(domain->ocs, NULL); \
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ocs = domain->ocs; \
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ocs_assert(ocs->xport, NULL);
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/**
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* @ingroup domain_sm
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* @brief Domain state machine: Initial state.
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*
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* <h3 class="desc">Description</h3>
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* The initial state for a domain. Each domain is initialized to
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* this state at start of day (SOD).
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*
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* @param ctx Domain state machine context.
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* @param evt Event to process.
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* @param arg Per event optional argument.
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*
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* @return Returns NULL.
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*/
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void *
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__ocs_domain_init(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
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{
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std_domain_state_decl();
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domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_ENTER:
|
|
domain->attached = 0;
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_FOUND: {
|
|
int32_t vlan = 0;
|
|
uint32_t i;
|
|
ocs_domain_record_t *drec = arg;
|
|
ocs_sport_t *sport;
|
|
|
|
uint64_t my_wwnn = ocs->xport->req_wwnn;
|
|
uint64_t my_wwpn = ocs->xport->req_wwpn;
|
|
uint64_t be_wwpn;
|
|
|
|
/* For now, user must specify both port name and node name, or we let firmware
|
|
* pick both (same as for vports).
|
|
* TODO: do we want to allow setting only port name or only node name?
|
|
*/
|
|
if ((my_wwpn == 0) || (my_wwnn == 0)) {
|
|
ocs_log_debug(ocs, "using default hardware WWN configuration \n");
|
|
my_wwpn = ocs_get_wwn(&ocs->hw, OCS_HW_WWN_PORT);
|
|
my_wwnn = ocs_get_wwn(&ocs->hw, OCS_HW_WWN_NODE);
|
|
}
|
|
|
|
ocs_log_debug(ocs, "Creating base sport using WWPN %016" PRIx64 " WWNN %016" PRIx64 "\n",
|
|
my_wwpn, my_wwnn);
|
|
|
|
/* Allocate a sport and transition to __ocs_sport_allocated */
|
|
sport = ocs_sport_alloc(domain, my_wwpn, my_wwnn, UINT32_MAX, ocs->enable_ini, ocs->enable_tgt);
|
|
|
|
if (sport == NULL) {
|
|
ocs_log_err(ocs, "ocs_sport_alloc() failed\n");
|
|
break;
|
|
}
|
|
ocs_sm_transition(&sport->sm, __ocs_sport_allocated, NULL);
|
|
|
|
/* If domain is ethernet, then fetch the vlan id value */
|
|
if (drec->is_ethernet) {
|
|
vlan = ocs_bitmap_search((void *)drec->map.vlan, TRUE, 512 * 8);
|
|
if (vlan < 0) {
|
|
ocs_log_err(ocs, "no VLAN id available (FCF=%d)\n",
|
|
drec->index);
|
|
break;
|
|
}
|
|
}
|
|
|
|
be_wwpn = ocs_htobe64(sport->wwpn);
|
|
|
|
/* allocate ocs_sli_port_t object for local port
|
|
* Note: drec->fc_id is ALPA from read_topology only if loop
|
|
*/
|
|
if (ocs_hw_port_alloc(&ocs->hw, sport, NULL, (uint8_t *)&be_wwpn)) {
|
|
ocs_log_err(ocs, "Can't allocate port\n");
|
|
ocs_sport_free(sport);
|
|
break;
|
|
}
|
|
|
|
/* initialize domain object */
|
|
domain->is_loop = drec->is_loop;
|
|
domain->is_fc = drec->is_fc;
|
|
|
|
/*
|
|
* If the loop position map includes ALPA == 0, then we are in a public loop (NL_PORT)
|
|
* Note that the first element of the loopmap[] contains the count of elements, and if
|
|
* ALPA == 0 is present, it will occupy the first location after the count.
|
|
*/
|
|
domain->is_nlport = drec->map.loop[1] == 0x00;
|
|
|
|
if (domain->is_loop) {
|
|
ocs_log_debug(ocs, "%s fc_id=%#x speed=%d\n",
|
|
drec->is_loop ? (domain->is_nlport ? "public-loop" : "loop") : "other",
|
|
drec->fc_id, drec->speed);
|
|
|
|
sport->fc_id = drec->fc_id;
|
|
sport->topology = OCS_SPORT_TOPOLOGY_LOOP;
|
|
ocs_snprintf(sport->display_name, sizeof(sport->display_name), "s%06x", drec->fc_id);
|
|
|
|
if (ocs->enable_ini) {
|
|
uint32_t count = drec->map.loop[0];
|
|
ocs_log_debug(ocs, "%d position map entries\n", count);
|
|
for (i = 1; i <= count; i++) {
|
|
if (drec->map.loop[i] != drec->fc_id) {
|
|
ocs_node_t *node;
|
|
|
|
ocs_log_debug(ocs, "%#x -> %#x\n",
|
|
drec->fc_id, drec->map.loop[i]);
|
|
node = ocs_node_alloc(sport, drec->map.loop[i], FALSE, TRUE);
|
|
if (node == NULL) {
|
|
ocs_log_err(ocs, "ocs_node_alloc() failed\n");
|
|
break;
|
|
}
|
|
ocs_node_transition(node, __ocs_d_wait_loop, NULL);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Initiate HW domain alloc */
|
|
if (ocs_hw_domain_alloc(&ocs->hw, domain, drec->index, vlan)) {
|
|
ocs_log_err(ocs, "Failed to initiate HW domain allocation\n");
|
|
break;
|
|
}
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_alloc, arg);
|
|
break;
|
|
}
|
|
default:
|
|
__ocs_domain_common(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @ingroup domain_sm
|
|
* @brief Domain state machine: Wait for the domain allocation to complete.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* Waits for the domain state to be allocated. After the HW domain
|
|
* allocation process has been initiated, this state waits for
|
|
* that process to complete (i.e. a domain-alloc-ok event).
|
|
*
|
|
* @param ctx Domain state machine context.
|
|
* @param evt Event to process.
|
|
* @param arg Per event optional argument.
|
|
*
|
|
* @return Returns NULL.
|
|
*/
|
|
|
|
void *
|
|
__ocs_domain_wait_alloc(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
|
|
{
|
|
ocs_sport_t *sport;
|
|
std_domain_state_decl();
|
|
|
|
domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_DOMAIN_ALLOC_OK: {
|
|
char prop_buf[32];
|
|
uint64_t wwn_bump = 0;
|
|
fc_plogi_payload_t *sp;
|
|
|
|
if (ocs_get_property("wwn_bump", prop_buf, sizeof(prop_buf)) == 0) {
|
|
wwn_bump = ocs_strtoull(prop_buf, 0, 0);
|
|
}
|
|
|
|
sport = domain->sport;
|
|
ocs_assert(sport, NULL);
|
|
sp = (fc_plogi_payload_t*) sport->service_params;
|
|
|
|
/* Save the domain service parameters */
|
|
ocs_memcpy(domain->service_params + 4, domain->dma.virt, sizeof(fc_plogi_payload_t) - 4);
|
|
ocs_memcpy(sport->service_params + 4, domain->dma.virt, sizeof(fc_plogi_payload_t) - 4);
|
|
|
|
/* If we're in fabric emulation mode, the flogi service parameters have not been setup yet,
|
|
* so we need some reasonable BB credit value
|
|
*/
|
|
if (domain->femul_enable) {
|
|
ocs_memcpy(domain->flogi_service_params + 4, domain->service_params + 4, sizeof(fc_plogi_payload_t) - 4);
|
|
}
|
|
|
|
/* Update the sport's service parameters, user might have specified non-default names */
|
|
sp->port_name_hi = ocs_htobe32((uint32_t) (sport->wwpn >> 32ll));
|
|
sp->port_name_lo = ocs_htobe32((uint32_t) sport->wwpn);
|
|
sp->node_name_hi = ocs_htobe32((uint32_t) (sport->wwnn >> 32ll));
|
|
sp->node_name_lo = ocs_htobe32((uint32_t) sport->wwnn);
|
|
|
|
if (wwn_bump) {
|
|
sp->port_name_lo = ocs_htobe32(ocs_be32toh(sp->port_name_lo) ^ ((uint32_t)(wwn_bump)));
|
|
sp->port_name_hi = ocs_htobe32(ocs_be32toh(sp->port_name_hi) ^ ((uint32_t)(wwn_bump >> 32)));
|
|
sp->node_name_lo = ocs_htobe32(ocs_be32toh(sp->node_name_lo) ^ ((uint32_t)(wwn_bump)));
|
|
sp->node_name_hi = ocs_htobe32(ocs_be32toh(sp->node_name_hi) ^ ((uint32_t)(wwn_bump >> 32)));
|
|
ocs_log_info(ocs, "Overriding WWN\n");
|
|
}
|
|
|
|
/* Take the loop topology path, unless we are an NL_PORT (public loop) */
|
|
if (domain->is_loop && !domain->is_nlport) {
|
|
/*
|
|
* For loop, we already have our FC ID and don't need fabric login.
|
|
* Transition to the allocated state and post an event to attach to
|
|
* the domain. Note that this breaks the normal action/transition
|
|
* pattern here to avoid a race with the domain attach callback.
|
|
*/
|
|
/* sm: is_loop / domain_attach */
|
|
ocs_sm_transition(ctx, __ocs_domain_allocated, NULL);
|
|
__ocs_domain_attach_internal(domain, sport->fc_id);
|
|
break;
|
|
} else {
|
|
ocs_node_t *node;
|
|
|
|
/* alloc fabric node, send FLOGI */
|
|
node = ocs_node_find(sport, FC_ADDR_FABRIC);
|
|
if (node) {
|
|
ocs_log_err(ocs, "Hmmmm ... Fabric Controller node already exists\n");
|
|
break;
|
|
}
|
|
node = ocs_node_alloc(sport, FC_ADDR_FABRIC, FALSE, FALSE);
|
|
if (!node) {
|
|
ocs_log_err(ocs, "Error: ocs_node_alloc() failed\n");
|
|
} else {
|
|
if (ocs->nodedb_mask & OCS_NODEDB_PAUSE_FABRIC_LOGIN) {
|
|
ocs_node_pause(node, __ocs_fabric_init);
|
|
} else {
|
|
ocs_node_transition(node, __ocs_fabric_init, NULL);
|
|
}
|
|
}
|
|
/* Accept frames */
|
|
domain->req_accept_frames = 1;
|
|
}
|
|
/* sm: start fabric logins */
|
|
ocs_sm_transition(ctx, __ocs_domain_allocated, NULL);
|
|
break;
|
|
}
|
|
|
|
case OCS_EVT_DOMAIN_ALLOC_FAIL:
|
|
/* TODO: hw/device reset */
|
|
ocs_log_err(ocs, "%s recv'd waiting for DOMAIN_ALLOC_OK; shutting down domain\n",
|
|
ocs_sm_event_name(evt));
|
|
domain->req_domain_free = 1;
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_FOUND:
|
|
/* Should not happen */
|
|
ocs_assert(evt, NULL);
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_LOST:
|
|
ocs_log_debug(ocs, "%s received while waiting for ocs_hw_domain_alloc() to complete\n", ocs_sm_event_name(evt));
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_domain_lost, NULL);
|
|
break;
|
|
|
|
default:
|
|
__ocs_domain_common(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @ingroup domain_sm
|
|
* @brief Domain state machine: Wait for the domain attach request.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* In this state, the domain has been allocated and is waiting for a domain attach request.
|
|
* The attach request comes from a node instance completing the fabric login,
|
|
* or from a point-to-point negotiation and login.
|
|
*
|
|
* @param ctx Remote node state machine context.
|
|
* @param evt Event to process.
|
|
* @param arg Per event optional argument.
|
|
*
|
|
* @return Returns NULL.
|
|
*/
|
|
|
|
void *
|
|
__ocs_domain_allocated(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
|
|
{
|
|
int32_t rc = 0;
|
|
std_domain_state_decl();
|
|
|
|
domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_DOMAIN_REQ_ATTACH: {
|
|
uint32_t fc_id;
|
|
|
|
ocs_assert(arg, NULL);
|
|
|
|
fc_id = *((uint32_t*)arg);
|
|
ocs_log_debug(ocs, "Requesting hw domain attach fc_id x%x\n", fc_id);
|
|
/* Update sport lookup */
|
|
ocs_lock(&domain->lookup_lock);
|
|
spv_set(domain->lookup, fc_id, domain->sport);
|
|
ocs_unlock(&domain->lookup_lock);
|
|
|
|
/* Update display name for the sport */
|
|
ocs_node_fcid_display(fc_id, domain->sport->display_name, sizeof(domain->sport->display_name));
|
|
|
|
/* Issue domain attach call */
|
|
rc = ocs_hw_domain_attach(&ocs->hw, domain, fc_id);
|
|
if (rc) {
|
|
ocs_log_err(ocs, "ocs_hw_domain_attach failed: %d\n", rc);
|
|
return NULL;
|
|
}
|
|
/* sm: / domain_attach */
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_attach, NULL);
|
|
break;
|
|
}
|
|
|
|
case OCS_EVT_DOMAIN_FOUND:
|
|
/* Should not happen */
|
|
ocs_assert(evt, NULL);
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_LOST: {
|
|
int32_t rc;
|
|
ocs_log_debug(ocs, "%s received while waiting for OCS_EVT_DOMAIN_REQ_ATTACH\n",
|
|
ocs_sm_event_name(evt));
|
|
ocs_domain_lock(domain);
|
|
if (!ocs_list_empty(&domain->sport_list)) {
|
|
/* if there are sports, transition to wait state and
|
|
* send shutdown to each sport */
|
|
ocs_sport_t *sport = NULL;
|
|
ocs_sport_t *sport_next = NULL;
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_sports_free, NULL);
|
|
ocs_list_foreach_safe(&domain->sport_list, sport, sport_next) {
|
|
ocs_sm_post_event(&sport->sm, OCS_EVT_SHUTDOWN, NULL);
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
} else {
|
|
ocs_domain_unlock(domain);
|
|
/* no sports exist, free domain */
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_shutdown, NULL);
|
|
rc = ocs_hw_domain_free(&ocs->hw, domain);
|
|
if (rc) {
|
|
ocs_log_err(ocs, "ocs_hw_domain_free() failed: %d\n", rc);
|
|
/* TODO: hw/device reset needed */
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
default:
|
|
__ocs_domain_common(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @ingroup domain_sm
|
|
* @brief Domain state machine: Wait for the HW domain attach to complete.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* Waits for the HW domain attach to complete. Forwards attach ok event to the
|
|
* fabric node state machine.
|
|
*
|
|
* @param ctx Remote node state machine context.
|
|
* @param evt Event to process.
|
|
* @param arg Per event optional argument.
|
|
*
|
|
* @return Returns NULL.
|
|
*/
|
|
|
|
void *
|
|
__ocs_domain_wait_attach(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
|
|
{
|
|
std_domain_state_decl();
|
|
|
|
domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_DOMAIN_ATTACH_OK: {
|
|
ocs_node_t *node = NULL;
|
|
ocs_node_t *next_node = NULL;
|
|
ocs_sport_t *sport;
|
|
ocs_sport_t *next_sport;
|
|
|
|
/* Mark as attached */
|
|
domain->attached = 1;
|
|
|
|
/* Register with SCSI API */
|
|
if (ocs->enable_tgt)
|
|
ocs_scsi_tgt_new_domain(domain);
|
|
if (ocs->enable_ini)
|
|
ocs_scsi_ini_new_domain(domain);
|
|
|
|
/* Transition to ready */
|
|
/* sm: / forward event to all sports and nodes */
|
|
ocs_sm_transition(ctx, __ocs_domain_ready, NULL);
|
|
|
|
/* We have an FCFI, so we can accept frames */
|
|
domain->req_accept_frames = 1;
|
|
/* Set domain notify pending state to avoid duplicate domain event post */
|
|
domain->domain_notify_pend = 1;
|
|
|
|
/* Notify all nodes that the domain attach request has completed
|
|
* Note: sport will have already received notification of sport attached
|
|
* as a result of the HW's port attach.
|
|
*/
|
|
ocs_domain_lock(domain);
|
|
ocs_list_foreach_safe(&domain->sport_list, sport, next_sport) {
|
|
ocs_sport_lock(sport);
|
|
ocs_list_foreach_safe(&sport->node_list, node, next_node) {
|
|
ocs_node_post_event(node, OCS_EVT_DOMAIN_ATTACH_OK, NULL);
|
|
}
|
|
ocs_sport_unlock(sport);
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
domain->domain_notify_pend = 0;
|
|
break;
|
|
}
|
|
|
|
case OCS_EVT_DOMAIN_ATTACH_FAIL:
|
|
ocs_log_debug(ocs, "%s received while waiting for hw attach to complete\n", ocs_sm_event_name(evt));
|
|
/* TODO: hw/device reset */
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_FOUND:
|
|
/* Should not happen */
|
|
ocs_assert(evt, NULL);
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_LOST:
|
|
/* Domain lost while waiting for an attach to complete, go to a state that waits for
|
|
* the domain attach to complete, then handle domain lost
|
|
*/
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_domain_lost, NULL);
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_REQ_ATTACH:
|
|
/* In P2P we can get an attach request from the other FLOGI path, so drop this one */
|
|
break;
|
|
|
|
default:
|
|
__ocs_domain_common(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @ingroup domain_sm
|
|
* @brief Domain state machine: Ready state.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* This is a domain ready state. It waits for a domain-lost event, and initiates shutdown.
|
|
*
|
|
* @param ctx Remote node state machine context.
|
|
* @param evt Event to process.
|
|
* @param arg Per event optional argument.
|
|
*
|
|
* @return Returns NULL.
|
|
*/
|
|
|
|
void *
|
|
__ocs_domain_ready(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
|
|
{
|
|
std_domain_state_decl();
|
|
|
|
domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_ENTER: {
|
|
/* start any pending vports */
|
|
if (ocs_vport_start(domain)) {
|
|
ocs_log_debug(domain->ocs, "ocs_vport_start() did not start all vports\n");
|
|
}
|
|
break;
|
|
}
|
|
case OCS_EVT_DOMAIN_LOST: {
|
|
int32_t rc;
|
|
ocs_domain_lock(domain);
|
|
if (!ocs_list_empty(&domain->sport_list)) {
|
|
/* if there are sports, transition to wait state and send
|
|
* shutdown to each sport */
|
|
ocs_sport_t *sport = NULL;
|
|
ocs_sport_t *sport_next = NULL;
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_sports_free, NULL);
|
|
ocs_list_foreach_safe(&domain->sport_list, sport, sport_next) {
|
|
ocs_sm_post_event(&sport->sm, OCS_EVT_SHUTDOWN, NULL);
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
} else {
|
|
ocs_domain_unlock(domain);
|
|
/* no sports exist, free domain */
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_shutdown, NULL);
|
|
rc = ocs_hw_domain_free(&ocs->hw, domain);
|
|
if (rc) {
|
|
ocs_log_err(ocs, "ocs_hw_domain_free() failed: %d\n", rc);
|
|
/* TODO: hw/device reset needed */
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
case OCS_EVT_DOMAIN_FOUND:
|
|
/* Should not happen */
|
|
ocs_assert(evt, NULL);
|
|
break;
|
|
|
|
case OCS_EVT_DOMAIN_REQ_ATTACH: {
|
|
/* can happen during p2p */
|
|
uint32_t fc_id;
|
|
|
|
ocs_assert(arg, NULL);
|
|
fc_id = *((uint32_t*)arg);
|
|
|
|
/* Assume that the domain is attached */
|
|
ocs_assert(domain->attached, NULL);
|
|
|
|
/* Verify that the requested FC_ID is the same as the one we're working with */
|
|
ocs_assert(domain->sport->fc_id == fc_id, NULL);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
__ocs_domain_common(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @ingroup domain_sm
|
|
* @brief Domain state machine: Wait for nodes to free prior to the domain shutdown.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* All nodes are freed, and ready for a domain shutdown.
|
|
*
|
|
* @param ctx Remote node sm context.
|
|
* @param evt Event to process.
|
|
* @param arg Per event optional argument.
|
|
*
|
|
* @return Returns NULL.
|
|
*/
|
|
|
|
void *
|
|
__ocs_domain_wait_sports_free(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
|
|
{
|
|
std_domain_state_decl();
|
|
|
|
domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_ALL_CHILD_NODES_FREE: {
|
|
int32_t rc;
|
|
|
|
/* sm: ocs_hw_domain_free */
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_shutdown, NULL);
|
|
|
|
/* Request ocs_hw_domain_free and wait for completion */
|
|
rc = ocs_hw_domain_free(&ocs->hw, domain);
|
|
if (rc) {
|
|
ocs_log_err(ocs, "ocs_hw_domain_free() failed: %d\n", rc);
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
__ocs_domain_common_shutdown(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @ingroup domain_sm
|
|
* @brief Domain state machine: Complete the domain shutdown.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* Waits for a HW domain free to complete.
|
|
*
|
|
* @param ctx Remote node state machine context.
|
|
* @param evt Event to process.
|
|
* @param arg Per event optional argument.
|
|
*
|
|
* @return Returns NULL.
|
|
*/
|
|
|
|
void *
|
|
__ocs_domain_wait_shutdown(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
|
|
{
|
|
std_domain_state_decl();
|
|
|
|
domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_DOMAIN_FREE_OK: {
|
|
if (ocs->enable_ini)
|
|
ocs_scsi_ini_del_domain(domain);
|
|
if (ocs->enable_tgt)
|
|
ocs_scsi_tgt_del_domain(domain);
|
|
|
|
/* sm: domain_free */
|
|
if (domain->domain_found_pending) {
|
|
/* save fcf_wwn and drec from this domain, free current domain and allocate
|
|
* a new one with the same fcf_wwn
|
|
* TODO: could use a SLI-4 "re-register VPI" operation here
|
|
*/
|
|
uint64_t fcf_wwn = domain->fcf_wwn;
|
|
ocs_domain_record_t drec = domain->pending_drec;
|
|
|
|
ocs_log_debug(ocs, "Reallocating domain\n");
|
|
domain->req_domain_free = 1;
|
|
domain = ocs_domain_alloc(ocs, fcf_wwn);
|
|
|
|
if (domain == NULL) {
|
|
ocs_log_err(ocs, "ocs_domain_alloc() failed\n");
|
|
/* TODO: hw/device reset needed */
|
|
return NULL;
|
|
}
|
|
/*
|
|
* got a new domain; at this point, there are at least two domains
|
|
* once the req_domain_free flag is processed, the associated domain
|
|
* will be removed.
|
|
*/
|
|
ocs_sm_transition(&domain->drvsm, __ocs_domain_init, NULL);
|
|
ocs_sm_post_event(&domain->drvsm, OCS_EVT_DOMAIN_FOUND, &drec);
|
|
} else {
|
|
domain->req_domain_free = 1;
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
__ocs_domain_common_shutdown(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @ingroup domain_sm
|
|
* @brief Domain state machine: Wait for the domain alloc/attach completion
|
|
* after receiving a domain lost.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* This state is entered when receiving a domain lost while waiting for a domain alloc
|
|
* or a domain attach to complete.
|
|
*
|
|
* @param ctx Remote node state machine context.
|
|
* @param evt Event to process.
|
|
* @param arg Per event optional argument.
|
|
*
|
|
* @return Returns NULL.
|
|
*/
|
|
|
|
void *
|
|
__ocs_domain_wait_domain_lost(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg)
|
|
{
|
|
std_domain_state_decl();
|
|
|
|
domain_sm_trace(domain);
|
|
|
|
switch(evt) {
|
|
case OCS_EVT_DOMAIN_ALLOC_OK:
|
|
case OCS_EVT_DOMAIN_ATTACH_OK: {
|
|
int32_t rc;
|
|
ocs_domain_lock(domain);
|
|
if (!ocs_list_empty(&domain->sport_list)) {
|
|
/* if there are sports, transition to wait state and send
|
|
* shutdown to each sport */
|
|
ocs_sport_t *sport = NULL;
|
|
ocs_sport_t *sport_next = NULL;
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_sports_free, NULL);
|
|
ocs_list_foreach_safe(&domain->sport_list, sport, sport_next) {
|
|
ocs_sm_post_event(&sport->sm, OCS_EVT_SHUTDOWN, NULL);
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
} else {
|
|
ocs_domain_unlock(domain);
|
|
/* no sports exist, free domain */
|
|
ocs_sm_transition(ctx, __ocs_domain_wait_shutdown, NULL);
|
|
rc = ocs_hw_domain_free(&ocs->hw, domain);
|
|
if (rc) {
|
|
ocs_log_err(ocs, "ocs_hw_domain_free() failed: %d\n", rc);
|
|
/* TODO: hw/device reset needed */
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case OCS_EVT_DOMAIN_ALLOC_FAIL:
|
|
case OCS_EVT_DOMAIN_ATTACH_FAIL:
|
|
ocs_log_err(ocs, "[domain] %-20s: failed\n", ocs_sm_event_name(evt));
|
|
/* TODO: hw/device reset needed */
|
|
break;
|
|
|
|
default:
|
|
__ocs_domain_common_shutdown(__func__, ctx, evt, arg);
|
|
return NULL;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* @brief Save the port's service parameters.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* Service parameters from the fabric FLOGI are saved in the domain's
|
|
* flogi_service_params array.
|
|
*
|
|
* @param domain Pointer to the domain.
|
|
* @param payload Service parameters to save.
|
|
*
|
|
* @return None.
|
|
*/
|
|
|
|
void
|
|
ocs_domain_save_sparms(ocs_domain_t *domain, void *payload)
|
|
{
|
|
ocs_memcpy(domain->flogi_service_params, payload, sizeof (fc_plogi_payload_t));
|
|
}
|
|
/**
|
|
* @brief Initiator domain attach. (internal call only)
|
|
*
|
|
* Assumes that the domain SM lock is already locked
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* The HW domain attach function is started.
|
|
*
|
|
* @param domain Pointer to the domain object.
|
|
* @param s_id FC_ID of which to register this domain.
|
|
*
|
|
* @return None.
|
|
*/
|
|
|
|
void
|
|
__ocs_domain_attach_internal(ocs_domain_t *domain, uint32_t s_id)
|
|
{
|
|
ocs_memcpy(domain->dma.virt, ((uint8_t*)domain->flogi_service_params)+4, sizeof (fc_plogi_payload_t) - 4);
|
|
(void)ocs_sm_post_event(&domain->drvsm, OCS_EVT_DOMAIN_REQ_ATTACH, &s_id);
|
|
}
|
|
|
|
/**
|
|
* @brief Initiator domain attach.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* The HW domain attach function is started.
|
|
*
|
|
* @param domain Pointer to the domain object.
|
|
* @param s_id FC_ID of which to register this domain.
|
|
*
|
|
* @return None.
|
|
*/
|
|
|
|
void
|
|
ocs_domain_attach(ocs_domain_t *domain, uint32_t s_id)
|
|
{
|
|
__ocs_domain_attach_internal(domain, s_id);
|
|
}
|
|
|
|
int
|
|
ocs_domain_post_event(ocs_domain_t *domain, ocs_sm_event_t event, void *arg)
|
|
{
|
|
int rc;
|
|
int accept_frames;
|
|
int req_domain_free;
|
|
|
|
rc = ocs_sm_post_event(&domain->drvsm, event, arg);
|
|
|
|
req_domain_free = domain->req_domain_free;
|
|
domain->req_domain_free = 0;
|
|
|
|
accept_frames = domain->req_accept_frames;
|
|
domain->req_accept_frames = 0;
|
|
|
|
if (accept_frames) {
|
|
ocs_domain_accept_frames(domain);
|
|
}
|
|
|
|
if (req_domain_free) {
|
|
ocs_domain_free(domain);
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
/**
|
|
* @brief Return the WWN as a uint64_t.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* Calls the HW property function for the WWNN or WWPN, and returns the value
|
|
* as a uint64_t.
|
|
*
|
|
* @param hw Pointer to the HW object.
|
|
* @param prop HW property.
|
|
*
|
|
* @return Returns uint64_t request value.
|
|
*/
|
|
|
|
uint64_t
|
|
ocs_get_wwn(ocs_hw_t *hw, ocs_hw_property_e prop)
|
|
{
|
|
uint8_t *p = ocs_hw_get_ptr(hw, prop);
|
|
uint64_t value = 0;
|
|
|
|
if (p) {
|
|
uint32_t i;
|
|
for (i = 0; i < sizeof(value); i++) {
|
|
value = (value << 8) | p[i];
|
|
}
|
|
}
|
|
return value;
|
|
}
|
|
|
|
/**
|
|
* @brief Generate a domain ddump.
|
|
*
|
|
* <h3 class="desc">Description</h3>
|
|
* Generates a domain ddump.
|
|
*
|
|
* @param textbuf Pointer to the text buffer.
|
|
* @param domain Pointer to the domain context.
|
|
*
|
|
* @return Returns 0 on success, or a negative value on failure.
|
|
*/
|
|
|
|
int
|
|
ocs_ddump_domain(ocs_textbuf_t *textbuf, ocs_domain_t *domain)
|
|
{
|
|
ocs_sport_t *sport;
|
|
int retval = 0;
|
|
|
|
ocs_ddump_section(textbuf, "domain", domain->instance_index);
|
|
ocs_ddump_value(textbuf, "display_name", "%s", domain->display_name);
|
|
|
|
ocs_ddump_value(textbuf, "fcf", "%#x", domain->fcf);
|
|
ocs_ddump_value(textbuf, "fcf_indicator", "%#x", domain->fcf_indicator);
|
|
ocs_ddump_value(textbuf, "vlan_id", "%#x", domain->vlan_id);
|
|
ocs_ddump_value(textbuf, "indicator", "%#x", domain->indicator);
|
|
ocs_ddump_value(textbuf, "attached", "%d", domain->attached);
|
|
ocs_ddump_value(textbuf, "is_loop", "%d", domain->is_loop);
|
|
ocs_ddump_value(textbuf, "is_nlport", "%d", domain->is_nlport);
|
|
|
|
ocs_scsi_ini_ddump(textbuf, OCS_SCSI_DDUMP_DOMAIN, domain);
|
|
ocs_scsi_tgt_ddump(textbuf, OCS_SCSI_DDUMP_DOMAIN, domain);
|
|
|
|
ocs_display_sparams(NULL, "domain_sparms", 1, textbuf, domain->dma.virt);
|
|
|
|
if (ocs_domain_lock_try(domain) != TRUE) {
|
|
/* Didn't get the lock */
|
|
return -1;
|
|
}
|
|
ocs_list_foreach(&domain->sport_list, sport) {
|
|
retval = ocs_ddump_sport(textbuf, sport);
|
|
if (retval != 0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
#if defined(ENABLE_FABRIC_EMULATION)
|
|
ocs_ddump_ns(textbuf, domain->ocs_ns);
|
|
#endif
|
|
|
|
ocs_domain_unlock(domain);
|
|
|
|
ocs_ddump_endsection(textbuf, "domain", domain->instance_index);
|
|
|
|
return retval;
|
|
}
|
|
|
|
void
|
|
ocs_mgmt_domain_list(ocs_textbuf_t *textbuf, void *object)
|
|
{
|
|
ocs_sport_t *sport;
|
|
ocs_domain_t *domain = (ocs_domain_t *)object;
|
|
|
|
ocs_mgmt_start_section(textbuf, "domain", domain->instance_index);
|
|
|
|
/* Add my status values to textbuf */
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "fcf");
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "fcf_indicator");
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "vlan_id");
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "indicator");
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "attached");
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "is_loop");
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "display_name");
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RD, "num_sports");
|
|
#if defined(ENABLE_FABRIC_EMULATION)
|
|
ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_RW, "femul_enable");
|
|
#endif
|
|
|
|
if (ocs_domain_lock_try(domain) == TRUE) {
|
|
/* If we get here, then we are holding the domain lock */
|
|
ocs_list_foreach(&domain->sport_list, sport) {
|
|
if ((sport->mgmt_functions) && (sport->mgmt_functions->get_list_handler)) {
|
|
sport->mgmt_functions->get_list_handler(textbuf, sport);
|
|
}
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
}
|
|
|
|
ocs_mgmt_end_section(textbuf, "domain", domain->instance_index);
|
|
}
|
|
|
|
int
|
|
ocs_mgmt_domain_get(ocs_textbuf_t *textbuf, char *parent, char *name, void *object)
|
|
{
|
|
ocs_sport_t *sport;
|
|
ocs_domain_t *domain = (ocs_domain_t *)object;
|
|
char qualifier[80];
|
|
int retval = -1;
|
|
|
|
ocs_mgmt_start_section(textbuf, "domain", domain->instance_index);
|
|
|
|
snprintf(qualifier, sizeof(qualifier), "%s/domain[%d]", parent, domain->instance_index);
|
|
|
|
/* If it doesn't start with my qualifier I don't know what to do with it */
|
|
if (ocs_strncmp(name, qualifier, strlen(qualifier)) == 0) {
|
|
char *unqualified_name = name + strlen(qualifier) +1;
|
|
|
|
/* See if it's a value I can supply */
|
|
if (ocs_strcmp(unqualified_name, "display_name") == 0) {
|
|
ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "display_name", domain->display_name);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "fcf") == 0) {
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "fcf", "%#x", domain->fcf);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "fcf_indicator") == 0) {
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "fcf_indicator", "%#x", domain->fcf_indicator);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "vlan_id") == 0) {
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "vlan_id", "%#x", domain->vlan_id);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "indicator") == 0) {
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "indicator", "%#x", domain->indicator);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "attached") == 0) {
|
|
ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RD, "attached", domain->attached);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "is_loop") == 0) {
|
|
ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RD, "is_loop", domain->is_loop);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "is_nlport") == 0) {
|
|
ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RD, "is_nlport", domain->is_nlport);
|
|
retval = 0;
|
|
} else if (ocs_strcmp(unqualified_name, "display_name") == 0) {
|
|
ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "display_name", domain->display_name);
|
|
retval = 0;
|
|
#if defined(ENABLE_FABRIC_EMULATION)
|
|
} else if (ocs_strcmp(unqualified_name, "femul_enable") == 0) {
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "femul_enable", "%d", domain->femul_enable);
|
|
retval = 0;
|
|
#endif
|
|
} else if (ocs_strcmp(unqualified_name, "num_sports") == 0) {
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "num_sports", "%d", domain->sport_instance_count);
|
|
retval = 0;
|
|
} else {
|
|
/* If I didn't know the value of this status pass the request to each of my children */
|
|
|
|
ocs_domain_lock(domain);
|
|
ocs_list_foreach(&domain->sport_list, sport) {
|
|
if ((sport->mgmt_functions) && (sport->mgmt_functions->get_handler)) {
|
|
retval = sport->mgmt_functions->get_handler(textbuf, qualifier, name, sport);
|
|
}
|
|
|
|
if (retval == 0) {
|
|
break;
|
|
}
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
}
|
|
}
|
|
|
|
ocs_mgmt_end_section(textbuf, "domain", domain->instance_index);
|
|
return retval;
|
|
}
|
|
|
|
void
|
|
ocs_mgmt_domain_get_all(ocs_textbuf_t *textbuf, void *object)
|
|
{
|
|
ocs_sport_t *sport;
|
|
ocs_domain_t *domain = (ocs_domain_t *)object;
|
|
|
|
ocs_mgmt_start_section(textbuf, "domain", domain->instance_index);
|
|
|
|
ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "display_name", domain->display_name);
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "fcf", "%#x", domain->fcf);
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "fcf_indicator", "%#x", domain->fcf_indicator);
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "vlan_id", "%#x", domain->vlan_id);
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "indicator", "%#x", domain->indicator);
|
|
ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RD, "attached", domain->attached);
|
|
ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RD, "is_loop", domain->is_loop);
|
|
ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RD, "is_nlport", domain->is_nlport);
|
|
#if defined(ENABLE_FABRIC_EMULATION)
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "femul_enable", "%d", domain->femul_enable);
|
|
#endif
|
|
ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "num_sports", "%d", domain->sport_instance_count);
|
|
|
|
ocs_domain_lock(domain);
|
|
ocs_list_foreach(&domain->sport_list, sport) {
|
|
if ((sport->mgmt_functions) && (sport->mgmt_functions->get_all_handler)) {
|
|
sport->mgmt_functions->get_all_handler(textbuf, sport);
|
|
}
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
|
|
ocs_mgmt_end_unnumbered_section(textbuf, "domain");
|
|
|
|
}
|
|
|
|
int
|
|
ocs_mgmt_domain_set(char *parent, char *name, char *value, void *object)
|
|
{
|
|
ocs_sport_t *sport;
|
|
ocs_domain_t *domain = (ocs_domain_t *)object;
|
|
char qualifier[80];
|
|
int retval = -1;
|
|
|
|
snprintf(qualifier, sizeof(qualifier), "%s/domain[%d]", parent, domain->instance_index);
|
|
|
|
/* If it doesn't start with my qualifier I don't know what to do with it */
|
|
if (ocs_strncmp(name, qualifier, strlen(qualifier)) == 0) {
|
|
/* See if it's a value I can supply */
|
|
|
|
/* if (ocs_strcmp(unqualified_name, "display_name") == 0) {
|
|
} else */
|
|
{
|
|
/* If I didn't know the value of this status pass the request to each of my children */
|
|
ocs_domain_lock(domain);
|
|
ocs_list_foreach(&domain->sport_list, sport) {
|
|
if ((sport->mgmt_functions) && (sport->mgmt_functions->set_handler)) {
|
|
retval = sport->mgmt_functions->set_handler(qualifier, name, value, sport);
|
|
}
|
|
|
|
if (retval == 0) {
|
|
break;
|
|
}
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
int
|
|
ocs_mgmt_domain_exec(char *parent, char *action, void *arg_in, uint32_t arg_in_length,
|
|
void *arg_out, uint32_t arg_out_length, void *object)
|
|
{
|
|
ocs_sport_t *sport;
|
|
ocs_domain_t *domain = (ocs_domain_t *)object;
|
|
char qualifier[80];
|
|
int retval = -1;
|
|
|
|
snprintf(qualifier, sizeof(qualifier), "%s.domain%d", parent, domain->instance_index);
|
|
|
|
/* If it doesn't start with my qualifier I don't know what to do with it */
|
|
if (ocs_strncmp(action, qualifier, strlen(qualifier)) == 0) {
|
|
{
|
|
/* If I didn't know how to do this action pass the request to each of my children */
|
|
ocs_domain_lock(domain);
|
|
ocs_list_foreach(&domain->sport_list, sport) {
|
|
if ((sport->mgmt_functions) && (sport->mgmt_functions->exec_handler)) {
|
|
retval = sport->mgmt_functions->exec_handler(qualifier, action, arg_in, arg_in_length, arg_out, arg_out_length, sport);
|
|
}
|
|
|
|
if (retval == 0) {
|
|
break;
|
|
}
|
|
}
|
|
ocs_domain_unlock(domain);
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|