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sys/dev/ocs_fc/ocs_xport.c
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svn:eol-style | null | native \ No newline at end of property |
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svn:mime-type | null | text/plain \ No newline at end of property |
/*- | |||||
* Copyright (c) 2017 Broadcom. All rights reserved. | |||||
* The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | |||||
* modification, are permitted provided that the following conditions are met: | |||||
* | |||||
* 1. Redistributions of source code must retain the above copyright notice, | |||||
* this list of conditions and the following disclaimer. | |||||
* | |||||
* 2. Redistributions in binary form must reproduce the above copyright notice, | |||||
* this list of conditions and the following disclaimer in the documentation | |||||
* and/or other materials provided with the distribution. | |||||
* | |||||
* 3. Neither the name of the copyright holder nor the names of its contributors | |||||
* may be used to endorse or promote products derived from this software | |||||
* without specific prior written permission. | |||||
* | |||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |||||
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |||||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |||||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |||||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |||||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |||||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |||||
* POSSIBILITY OF SUCH DAMAGE. | |||||
* | |||||
*/ | |||||
/** | |||||
* @file | |||||
* FC transport API | |||||
* | |||||
*/ | |||||
#include "ocs.h" | |||||
#include "ocs_device.h" | |||||
static void ocs_xport_link_stats_cb(int32_t status, uint32_t num_counters, ocs_hw_link_stat_counts_t *counters, void *arg); | |||||
static void ocs_xport_host_stats_cb(int32_t status, uint32_t num_counters, ocs_hw_host_stat_counts_t *counters, void *arg); | |||||
/** | |||||
* @brief Post node event callback argument. | |||||
*/ | |||||
typedef struct { | |||||
ocs_sem_t sem; | |||||
ocs_node_t *node; | |||||
ocs_sm_event_t evt; | |||||
void *context; | |||||
} ocs_xport_post_node_event_t; | |||||
/** | |||||
* @brief Allocate a transport object. | |||||
* | |||||
* @par Description | |||||
* A transport object is allocated, and associated with a device instance. | |||||
* | |||||
* @param ocs Pointer to device instance. | |||||
* | |||||
* @return Returns the pointer to the allocated transport object, or NULL if failed. | |||||
*/ | |||||
ocs_xport_t * | |||||
ocs_xport_alloc(ocs_t *ocs) | |||||
{ | |||||
ocs_xport_t *xport; | |||||
ocs_assert(ocs, NULL); | |||||
xport = ocs_malloc(ocs, sizeof(*xport), OCS_M_ZERO); | |||||
if (xport != NULL) { | |||||
xport->ocs = ocs; | |||||
} | |||||
return xport; | |||||
} | |||||
/** | |||||
* @brief Create the RQ threads and the circular buffers used to pass sequences. | |||||
* | |||||
* @par Description | |||||
* Creates the circular buffers and the servicing threads for RQ processing. | |||||
* | |||||
* @param xport Pointer to transport object | |||||
* | |||||
* @return Returns 0 on success, or a non-zero value on failure. | |||||
*/ | |||||
static void | |||||
ocs_xport_rq_threads_teardown(ocs_xport_t *xport) | |||||
{ | |||||
ocs_t *ocs = xport->ocs; | |||||
uint32_t i; | |||||
if (xport->num_rq_threads == 0 || | |||||
xport->rq_thread_info == NULL) { | |||||
return; | |||||
} | |||||
/* Abort any threads */ | |||||
for (i = 0; i < xport->num_rq_threads; i++) { | |||||
if (xport->rq_thread_info[i].thread_started) { | |||||
ocs_thread_terminate(&xport->rq_thread_info[i].thread); | |||||
/* wait for the thread to exit */ | |||||
ocs_log_debug(ocs, "wait for thread %d to exit\n", i); | |||||
while (xport->rq_thread_info[i].thread_started) { | |||||
ocs_udelay(10000); | |||||
} | |||||
ocs_log_debug(ocs, "thread %d to exited\n", i); | |||||
} | |||||
if (xport->rq_thread_info[i].seq_cbuf != NULL) { | |||||
ocs_cbuf_free(xport->rq_thread_info[i].seq_cbuf); | |||||
xport->rq_thread_info[i].seq_cbuf = NULL; | |||||
} | |||||
} | |||||
} | |||||
/** | |||||
* @brief Create the RQ threads and the circular buffers used to pass sequences. | |||||
* | |||||
* @par Description | |||||
* Creates the circular buffers and the servicing threads for RQ processing. | |||||
* | |||||
* @param xport Pointer to transport object. | |||||
* @param num_rq_threads Number of RQ processing threads that the | |||||
* driver creates. | |||||
* | |||||
* @return Returns 0 on success, or a non-zero value on failure. | |||||
*/ | |||||
static int32_t | |||||
ocs_xport_rq_threads_create(ocs_xport_t *xport, uint32_t num_rq_threads) | |||||
{ | |||||
ocs_t *ocs = xport->ocs; | |||||
int32_t rc = 0; | |||||
uint32_t i; | |||||
xport->num_rq_threads = num_rq_threads; | |||||
ocs_log_debug(ocs, "number of RQ threads %d\n", num_rq_threads); | |||||
if (num_rq_threads == 0) { | |||||
return 0; | |||||
} | |||||
/* Allocate the space for the thread objects */ | |||||
xport->rq_thread_info = ocs_malloc(ocs, sizeof(ocs_xport_rq_thread_info_t) * num_rq_threads, OCS_M_ZERO); | |||||
if (xport->rq_thread_info == NULL) { | |||||
ocs_log_err(ocs, "memory allocation failure\n"); | |||||
return -1; | |||||
} | |||||
/* Create the circular buffers and threads. */ | |||||
for (i = 0; i < num_rq_threads; i++) { | |||||
xport->rq_thread_info[i].ocs = ocs; | |||||
xport->rq_thread_info[i].seq_cbuf = ocs_cbuf_alloc(ocs, OCS_HW_RQ_NUM_HDR); | |||||
if (xport->rq_thread_info[i].seq_cbuf == NULL) { | |||||
goto ocs_xport_rq_threads_create_error; | |||||
} | |||||
ocs_snprintf(xport->rq_thread_info[i].thread_name, | |||||
sizeof(xport->rq_thread_info[i].thread_name), | |||||
"ocs_unsol_rq:%d:%d", ocs->instance_index, i); | |||||
rc = ocs_thread_create(ocs, &xport->rq_thread_info[i].thread, ocs_unsol_rq_thread, | |||||
xport->rq_thread_info[i].thread_name, | |||||
&xport->rq_thread_info[i], OCS_THREAD_RUN); | |||||
if (rc) { | |||||
ocs_log_err(ocs, "ocs_thread_create failed: %d\n", rc); | |||||
goto ocs_xport_rq_threads_create_error; | |||||
} | |||||
xport->rq_thread_info[i].thread_started = TRUE; | |||||
} | |||||
return 0; | |||||
ocs_xport_rq_threads_create_error: | |||||
ocs_xport_rq_threads_teardown(xport); | |||||
return -1; | |||||
} | |||||
/** | |||||
* @brief Do as much allocation as possible, but do not initialization the device. | |||||
* | |||||
* @par Description | |||||
* Performs the functions required to get a device ready to run. | |||||
* | |||||
* @param xport Pointer to transport object. | |||||
* | |||||
* @return Returns 0 on success, or a non-zero value on failure. | |||||
*/ | |||||
int32_t | |||||
ocs_xport_attach(ocs_xport_t *xport) | |||||
{ | |||||
ocs_t *ocs = xport->ocs; | |||||
int32_t rc; | |||||
uint32_t max_sgl; | |||||
uint32_t n_sgl; | |||||
uint32_t i; | |||||
uint32_t value; | |||||
/* booleans used for cleanup if initialization fails */ | |||||
uint8_t io_pool_created = FALSE; | |||||
uint8_t node_pool_created = FALSE; | |||||
uint8_t rq_threads_created = FALSE; | |||||
ocs_list_init(&ocs->domain_list, ocs_domain_t, link); | |||||
for (i = 0; i < SLI4_MAX_FCFI; i++) { | |||||
xport->fcfi[i].hold_frames = 1; | |||||
ocs_lock_init(ocs, &xport->fcfi[i].pend_frames_lock, "xport pend_frames[%d]", i); | |||||
ocs_list_init(&xport->fcfi[i].pend_frames, ocs_hw_sequence_t, link); | |||||
} | |||||
rc = ocs_hw_set_ptr(&ocs->hw, OCS_HW_WAR_VERSION, ocs->hw_war_version); | |||||
if (rc) { | |||||
ocs_log_test(ocs, "can't set OCS_HW_WAR_VERSION\n"); | |||||
return -1; | |||||
} | |||||
rc = ocs_hw_setup(&ocs->hw, ocs, SLI4_PORT_TYPE_FC); | |||||
if (rc) { | |||||
ocs_log_err(ocs, "%s: Can't setup hardware\n", ocs->desc); | |||||
return -1; | |||||
} else if (ocs->ctrlmask & OCS_CTRLMASK_CRASH_RESET) { | |||||
ocs_log_debug(ocs, "stopping after ocs_hw_setup\n"); | |||||
return -1; | |||||
} | |||||
ocs_hw_set(&ocs->hw, OCS_HW_BOUNCE, ocs->hw_bounce); | |||||
ocs_log_debug(ocs, "HW bounce: %d\n", ocs->hw_bounce); | |||||
ocs_hw_set(&ocs->hw, OCS_HW_RQ_SELECTION_POLICY, ocs->rq_selection_policy); | |||||
ocs_hw_set(&ocs->hw, OCS_HW_RR_QUANTA, ocs->rr_quanta); | |||||
ocs_hw_get(&ocs->hw, OCS_HW_RQ_SELECTION_POLICY, &value); | |||||
ocs_log_debug(ocs, "RQ Selection Policy: %d\n", value); | |||||
ocs_hw_set_ptr(&ocs->hw, OCS_HW_FILTER_DEF, (void*) ocs->filter_def); | |||||
ocs_hw_get(&ocs->hw, OCS_HW_MAX_SGL, &max_sgl); | |||||
max_sgl -= SLI4_SGE_MAX_RESERVED; | |||||
n_sgl = MIN(OCS_FC_MAX_SGL, max_sgl); | |||||
/* EVT: For chained SGL testing */ | |||||
if (ocs->ctrlmask & OCS_CTRLMASK_TEST_CHAINED_SGLS) { | |||||
n_sgl = 4; | |||||
} | |||||
/* Note: number of SGLs must be set for ocs_node_create_pool */ | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_N_SGL, n_sgl) != OCS_HW_RTN_SUCCESS) { | |||||
ocs_log_err(ocs, "%s: Can't set number of SGLs\n", ocs->desc); | |||||
return -1; | |||||
} else { | |||||
ocs_log_debug(ocs, "%s: Configured for %d SGLs\n", ocs->desc, n_sgl); | |||||
} | |||||
rc = ocs_node_create_pool(ocs, (ocs->max_remote_nodes) ? | |||||
ocs->max_remote_nodes : OCS_MAX_REMOTE_NODES); | |||||
if (rc) { | |||||
ocs_log_err(ocs, "Can't allocate node pool\n"); | |||||
goto ocs_xport_attach_cleanup; | |||||
} else { | |||||
node_pool_created = TRUE; | |||||
} | |||||
/* EVT: if testing chained SGLs allocate OCS_FC_MAX_SGL SGE's in the IO */ | |||||
xport->io_pool = ocs_io_pool_create(ocs, ocs->num_scsi_ios, | |||||
(ocs->ctrlmask & OCS_CTRLMASK_TEST_CHAINED_SGLS) ? OCS_FC_MAX_SGL : n_sgl); | |||||
if (xport->io_pool == NULL) { | |||||
ocs_log_err(ocs, "Can't allocate IO pool\n"); | |||||
goto ocs_xport_attach_cleanup; | |||||
} else { | |||||
io_pool_created = TRUE; | |||||
} | |||||
/* | |||||
* setup the RQ processing threads | |||||
*/ | |||||
if (ocs_xport_rq_threads_create(xport, ocs->rq_threads) != 0) { | |||||
ocs_log_err(ocs, "failure creating RQ threads\n"); | |||||
goto ocs_xport_attach_cleanup; | |||||
} | |||||
rq_threads_created = TRUE; | |||||
return 0; | |||||
ocs_xport_attach_cleanup: | |||||
if (io_pool_created) { | |||||
ocs_io_pool_free(xport->io_pool); | |||||
} | |||||
if (node_pool_created) { | |||||
ocs_node_free_pool(ocs); | |||||
} | |||||
if (rq_threads_created) { | |||||
ocs_xport_rq_threads_teardown(xport); | |||||
} | |||||
return -1; | |||||
} | |||||
/** | |||||
* @brief Determines how to setup auto Xfer ready. | |||||
* | |||||
* @par Description | |||||
* @param xport Pointer to transport object. | |||||
* | |||||
* @return Returns 0 on success or a non-zero value on failure. | |||||
*/ | |||||
static int32_t | |||||
ocs_xport_initialize_auto_xfer_ready(ocs_xport_t *xport) | |||||
{ | |||||
ocs_t *ocs = xport->ocs; | |||||
uint32_t auto_xfer_rdy; | |||||
char prop_buf[32]; | |||||
uint32_t ramdisc_blocksize = 512; | |||||
uint8_t p_type = 0; | |||||
ocs_hw_get(&ocs->hw, OCS_HW_AUTO_XFER_RDY_CAPABLE, &auto_xfer_rdy); | |||||
if (!auto_xfer_rdy) { | |||||
ocs->auto_xfer_rdy_size = 0; | |||||
ocs_log_test(ocs, "Cannot enable auto xfer rdy for this port\n"); | |||||
return 0; | |||||
} | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_AUTO_XFER_RDY_SIZE, ocs->auto_xfer_rdy_size)) { | |||||
ocs_log_test(ocs, "%s: Can't set auto xfer rdy mode\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
/* | |||||
* Determine if we are doing protection in the backend. We are looking | |||||
* at the modules parameters here. The backend cannot allow a format | |||||
* command to change the protection mode when using this feature, | |||||
* otherwise the firmware will not do the proper thing. | |||||
*/ | |||||
if (ocs_get_property("p_type", prop_buf, sizeof(prop_buf)) == 0) { | |||||
p_type = ocs_strtoul(prop_buf, 0, 0); | |||||
} | |||||
if (ocs_get_property("ramdisc_blocksize", prop_buf, sizeof(prop_buf)) == 0) { | |||||
ramdisc_blocksize = ocs_strtoul(prop_buf, 0, 0); | |||||
} | |||||
if (ocs_get_property("external_dif", prop_buf, sizeof(prop_buf)) == 0) { | |||||
if(ocs_strlen(prop_buf)) { | |||||
if (p_type == 0) { | |||||
p_type = 1; | |||||
} | |||||
} | |||||
} | |||||
if (p_type != 0) { | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_AUTO_XFER_RDY_T10_ENABLE, TRUE)) { | |||||
ocs_log_test(ocs, "%s: Can't set auto xfer rdy mode\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_AUTO_XFER_RDY_BLK_SIZE, ramdisc_blocksize)) { | |||||
ocs_log_test(ocs, "%s: Can't set auto xfer rdy blk size\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_AUTO_XFER_RDY_P_TYPE, p_type)) { | |||||
ocs_log_test(ocs, "%s: Can't set auto xfer rdy mode\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_AUTO_XFER_RDY_REF_TAG_IS_LBA, TRUE)) { | |||||
ocs_log_test(ocs, "%s: Can't set auto xfer rdy ref tag\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_AUTO_XFER_RDY_APP_TAG_VALID, FALSE)) { | |||||
ocs_log_test(ocs, "%s: Can't set auto xfer rdy app tag valid\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
} | |||||
ocs_log_debug(ocs, "Auto xfer rdy is enabled, p_type=%d, blksize=%d\n", | |||||
p_type, ramdisc_blocksize); | |||||
return 0; | |||||
} | |||||
/** | |||||
* @brief Initializes the device. | |||||
* | |||||
* @par Description | |||||
* Performs the functions required to make a device functional. | |||||
* | |||||
* @param xport Pointer to transport object. | |||||
* | |||||
* @return Returns 0 on success, or a non-zero value on failure. | |||||
*/ | |||||
int32_t | |||||
ocs_xport_initialize(ocs_xport_t *xport) | |||||
{ | |||||
ocs_t *ocs = xport->ocs; | |||||
int32_t rc; | |||||
uint32_t i; | |||||
uint32_t max_hw_io; | |||||
uint32_t max_sgl; | |||||
uint32_t hlm; | |||||
uint32_t rq_limit; | |||||
uint32_t dif_capable; | |||||
uint8_t dif_separate = 0; | |||||
char prop_buf[32]; | |||||
/* booleans used for cleanup if initialization fails */ | |||||
uint8_t ini_device_set = FALSE; | |||||
uint8_t tgt_device_set = FALSE; | |||||
uint8_t hw_initialized = FALSE; | |||||
ocs_hw_get(&ocs->hw, OCS_HW_MAX_IO, &max_hw_io); | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_N_IO, max_hw_io) != OCS_HW_RTN_SUCCESS) { | |||||
ocs_log_err(ocs, "%s: Can't set number of IOs\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
ocs_hw_get(&ocs->hw, OCS_HW_MAX_SGL, &max_sgl); | |||||
max_sgl -= SLI4_SGE_MAX_RESERVED; | |||||
if (ocs->enable_hlm) { | |||||
ocs_hw_get(&ocs->hw, OCS_HW_HIGH_LOGIN_MODE, &hlm); | |||||
if (!hlm) { | |||||
ocs->enable_hlm = FALSE; | |||||
ocs_log_err(ocs, "Cannot enable high login mode for this port\n"); | |||||
} else { | |||||
ocs_log_debug(ocs, "High login mode is enabled\n"); | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_HIGH_LOGIN_MODE, TRUE)) { | |||||
ocs_log_err(ocs, "%s: Can't set high login mode\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
} | |||||
} | |||||
/* validate the auto xfer_rdy size */ | |||||
if (ocs->auto_xfer_rdy_size > 0 && | |||||
(ocs->auto_xfer_rdy_size < 2048 || | |||||
ocs->auto_xfer_rdy_size > 65536)) { | |||||
ocs_log_err(ocs, "Auto XFER_RDY size is out of range (2K-64K)\n"); | |||||
return -1; | |||||
} | |||||
ocs_hw_get(&ocs->hw, OCS_HW_MAX_IO, &max_hw_io); | |||||
if (ocs->auto_xfer_rdy_size > 0) { | |||||
if (ocs_xport_initialize_auto_xfer_ready(xport)) { | |||||
ocs_log_err(ocs, "%s: Failed auto xfer ready setup\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
if (ocs->esoc){ | |||||
ocs_hw_set(&ocs->hw, OCS_ESOC, TRUE); | |||||
} | |||||
} | |||||
if (ocs->explicit_buffer_list) { | |||||
/* Are pre-registered SGL's required? */ | |||||
ocs_hw_get(&ocs->hw, OCS_HW_PREREGISTER_SGL, &i); | |||||
if (i == TRUE) { | |||||
ocs_log_err(ocs, "Explicit Buffer List not supported on this device, not enabled\n"); | |||||
} else { | |||||
ocs_hw_set(&ocs->hw, OCS_HW_PREREGISTER_SGL, FALSE); | |||||
} | |||||
} | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_TOPOLOGY, ocs->topology) != OCS_HW_RTN_SUCCESS) { | |||||
ocs_log_err(ocs, "%s: Can't set the toplogy\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
ocs_hw_set(&ocs->hw, OCS_HW_RQ_DEFAULT_BUFFER_SIZE, OCS_FC_RQ_SIZE_DEFAULT); | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_LINK_SPEED, ocs->speed) != OCS_HW_RTN_SUCCESS) { | |||||
ocs_log_err(ocs, "%s: Can't set the link speed\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_ETH_LICENSE, ocs->ethernet_license) != OCS_HW_RTN_SUCCESS) { | |||||
ocs_log_err(ocs, "%s: Can't set the ethernet license\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
/* currently only lancer support setting the CRC seed value */ | |||||
if (ocs->hw.sli.asic_type == SLI4_ASIC_TYPE_LANCER) { | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_DIF_SEED, OCS_FC_DIF_SEED) != OCS_HW_RTN_SUCCESS) { | |||||
ocs_log_err(ocs, "%s: Can't set the DIF seed\n", ocs->desc); | |||||
return -1; | |||||
} | |||||
} | |||||
/* Set the Dif mode */ | |||||
if (0 == ocs_hw_get(&ocs->hw, OCS_HW_DIF_CAPABLE, &dif_capable)) { | |||||
if (dif_capable) { | |||||
if (ocs_get_property("dif_separate", prop_buf, sizeof(prop_buf)) == 0) { | |||||
dif_separate = ocs_strtoul(prop_buf, 0, 0); | |||||
} | |||||
if ((rc = ocs_hw_set(&ocs->hw, OCS_HW_DIF_MODE, | |||||
(dif_separate == 0 ? OCS_HW_DIF_MODE_INLINE : OCS_HW_DIF_MODE_SEPARATE)))) { | |||||
ocs_log_err(ocs, "Requested DIF MODE not supported\n"); | |||||
} | |||||
} | |||||
} | |||||
if (ocs->target_io_timer_sec) { | |||||
ocs_log_debug(ocs, "setting target io timer=%d\n", ocs->target_io_timer_sec); | |||||
ocs_hw_set(&ocs->hw, OCS_HW_EMULATE_TARGET_WQE_TIMEOUT, TRUE); | |||||
} | |||||
ocs_hw_callback(&ocs->hw, OCS_HW_CB_DOMAIN, ocs_domain_cb, ocs); | |||||
ocs_hw_callback(&ocs->hw, OCS_HW_CB_REMOTE_NODE, ocs_remote_node_cb, ocs); | |||||
ocs_hw_callback(&ocs->hw, OCS_HW_CB_UNSOLICITED, ocs_unsolicited_cb, ocs); | |||||
ocs_hw_callback(&ocs->hw, OCS_HW_CB_PORT, ocs_port_cb, ocs); | |||||
ocs->fw_version = (const char*) ocs_hw_get_ptr(&ocs->hw, OCS_HW_FW_REV); | |||||
/* Initialize vport list */ | |||||
ocs_list_init(&xport->vport_list, ocs_vport_spec_t, link); | |||||
ocs_lock_init(ocs, &xport->io_pending_lock, "io_pending_lock[%d]", ocs->instance_index); | |||||
ocs_list_init(&xport->io_pending_list, ocs_io_t, io_pending_link); | |||||
ocs_atomic_init(&xport->io_active_count, 0); | |||||
ocs_atomic_init(&xport->io_pending_count, 0); | |||||
ocs_atomic_init(&xport->io_total_free, 0); | |||||
ocs_atomic_init(&xport->io_total_pending, 0); | |||||
ocs_atomic_init(&xport->io_alloc_failed_count, 0); | |||||
ocs_atomic_init(&xport->io_pending_recursing, 0); | |||||
ocs_lock_init(ocs, &ocs->hw.watchdog_lock, " Watchdog Lock[%d]", ocs_instance(ocs)); | |||||
rc = ocs_hw_init(&ocs->hw); | |||||
if (rc) { | |||||
ocs_log_err(ocs, "ocs_hw_init failure\n"); | |||||
goto ocs_xport_init_cleanup; | |||||
} else { | |||||
hw_initialized = TRUE; | |||||
} | |||||
rq_limit = max_hw_io/2; | |||||
if (ocs_hw_set(&ocs->hw, OCS_HW_RQ_PROCESS_LIMIT, rq_limit) != OCS_HW_RTN_SUCCESS) { | |||||
ocs_log_err(ocs, "%s: Can't set the RQ process limit\n", ocs->desc); | |||||
} | |||||
if (ocs->config_tgt) { | |||||
rc = ocs_scsi_tgt_new_device(ocs); | |||||
if (rc) { | |||||
ocs_log_err(ocs, "failed to initialize target\n"); | |||||
goto ocs_xport_init_cleanup; | |||||
} else { | |||||
tgt_device_set = TRUE; | |||||
} | |||||
} | |||||
if (ocs->enable_ini) { | |||||
rc = ocs_scsi_ini_new_device(ocs); | |||||
if (rc) { | |||||
ocs_log_err(ocs, "failed to initialize initiator\n"); | |||||
goto ocs_xport_init_cleanup; | |||||
} else { | |||||
ini_device_set = TRUE; | |||||
} | |||||
} | |||||
/* Add vports */ | |||||
if (ocs->num_vports != 0) { | |||||
uint32_t max_vports; | |||||
ocs_hw_get(&ocs->hw, OCS_HW_MAX_VPORTS, &max_vports); | |||||
if (ocs->num_vports < max_vports) { | |||||
ocs_log_debug(ocs, "Provisioning %d vports\n", ocs->num_vports); | |||||
for (i = 0; i < ocs->num_vports; i++) { | |||||
ocs_vport_create_spec(ocs, 0, 0, UINT32_MAX, ocs->enable_ini, ocs->enable_tgt, NULL, NULL); | |||||
} | |||||
} else { | |||||
ocs_log_err(ocs, "failed to create vports. num_vports range should be (1-%d) \n", max_vports-1); | |||||
goto ocs_xport_init_cleanup; | |||||
} | |||||
} | |||||
return 0; | |||||
ocs_xport_init_cleanup: | |||||
if (ini_device_set) { | |||||
ocs_scsi_ini_del_device(ocs); | |||||
} | |||||
if (tgt_device_set) { | |||||
ocs_scsi_tgt_del_device(ocs); | |||||
} | |||||
if (hw_initialized) { | |||||
/* ocs_hw_teardown can only execute after ocs_hw_init */ | |||||
ocs_hw_teardown(&ocs->hw); | |||||
} | |||||
return -1; | |||||
} | |||||
/** | |||||
* @brief Detaches the transport from the device. | |||||
* | |||||
* @par Description | |||||
* Performs the functions required to shut down a device. | |||||
* | |||||
* @param xport Pointer to transport object. | |||||
* | |||||
* @return Returns 0 on success or a non-zero value on failure. | |||||
*/ | |||||
int32_t | |||||
ocs_xport_detach(ocs_xport_t *xport) | |||||
{ | |||||
ocs_t *ocs = xport->ocs; | |||||
/* free resources associated with target-server and initiator-client */ | |||||
if (ocs->config_tgt) | |||||
ocs_scsi_tgt_del_device(ocs); | |||||
if (ocs->enable_ini) { | |||||
ocs_scsi_ini_del_device(ocs); | |||||
/*Shutdown FC Statistics timer*/ | |||||
if (ocs_timer_pending(&ocs->xport->stats_timer)) | |||||
ocs_del_timer(&ocs->xport->stats_timer); | |||||
} | |||||
ocs_hw_teardown(&ocs->hw); | |||||
return 0; | |||||
} | |||||
/** | |||||
* @brief domain list empty callback | |||||
* | |||||
* @par Description | |||||
* Function is invoked when the device domain list goes empty. By convention | |||||
* @c arg points to an ocs_sem_t instance, that is incremented. | |||||
* | |||||
* @param ocs Pointer to device object. | |||||
* @param arg Pointer to semaphore instance. | |||||
* | |||||
* @return None. | |||||
*/ | |||||
static void | |||||
ocs_xport_domain_list_empty_cb(ocs_t *ocs, void *arg) | |||||
{ | |||||
ocs_sem_t *sem = arg; | |||||
ocs_assert(ocs); | |||||
ocs_assert(sem); | |||||
ocs_sem_v(sem); | |||||
} | |||||
/** | |||||
* @brief post node event callback | |||||
* | |||||
* @par Description | |||||
* This function is called from the mailbox completion interrupt context to post an | |||||
* event to a node object. By doing this in the interrupt context, it has | |||||
* the benefit of only posting events in the interrupt context, deferring the need to | |||||
* create a per event node lock. | |||||
* | |||||
* @param hw Pointer to HW structure. | |||||
* @param status Completion status for mailbox command. | |||||
* @param mqe Mailbox queue completion entry. | |||||
* @param arg Callback argument. | |||||
* | |||||
* @return Returns 0 on success, a negative error code value on failure. | |||||
*/ | |||||
static int32_t | |||||
ocs_xport_post_node_event_cb(ocs_hw_t *hw, int32_t status, uint8_t *mqe, void *arg) | |||||
{ | |||||
ocs_xport_post_node_event_t *payload = arg; | |||||
if (payload != NULL) { | |||||
ocs_node_post_event(payload->node, payload->evt, payload->context); | |||||
ocs_sem_v(&payload->sem); | |||||
} | |||||
return 0; | |||||
} | |||||
/** | |||||
* @brief Initiate force free. | |||||
* | |||||
* @par Description | |||||
* Perform force free of OCS. | |||||
* | |||||
* @param xport Pointer to transport object. | |||||
* | |||||
* @return None. | |||||
*/ | |||||
static void | |||||
ocs_xport_force_free(ocs_xport_t *xport) | |||||
{ | |||||
ocs_t *ocs = xport->ocs; | |||||
ocs_domain_t *domain; | |||||
ocs_domain_t *next; | |||||
ocs_log_debug(ocs, "reset required, do force shutdown\n"); | |||||
ocs_device_lock(ocs); | |||||
ocs_list_foreach_safe(&ocs->domain_list, domain, next) { | |||||
ocs_domain_force_free(domain); | |||||
} | |||||
ocs_device_unlock(ocs); | |||||
} | |||||
/** | |||||
* @brief Perform transport attach function. | |||||
* | |||||
* @par Description | |||||
* Perform the attach function, which for the FC transport makes a HW call | |||||
* to bring up the link. | |||||
* | |||||
* @param xport pointer to transport object. | |||||
* @param cmd command to execute. | |||||
* | |||||
* ocs_xport_control(ocs_xport_t *xport, OCS_XPORT_PORT_ONLINE) | |||||
* ocs_xport_control(ocs_xport_t *xport, OCS_XPORT_PORT_OFFLINE) | |||||
* ocs_xport_control(ocs_xport_t *xport, OCS_XPORT_PORT_SHUTDOWN) | |||||
* ocs_xport_control(ocs_xport_t *xport, OCS_XPORT_POST_NODE_EVENT, ocs_node_t *node, ocs_sm_event_t, void *context) | |||||
* | |||||
* @return Returns 0 on success, or a negative error code value on failure. | |||||
*/ | |||||
int32_t | |||||
ocs_xport_control(ocs_xport_t *xport, ocs_xport_ctrl_e cmd, ...) | |||||
{ | |||||
uint32_t rc = 0; | |||||
ocs_t *ocs = NULL; | |||||
va_list argp; | |||||
ocs_assert(xport, -1); | |||||
ocs_assert(xport->ocs, -1); | |||||
ocs = xport->ocs; | |||||
switch (cmd) { | |||||
case OCS_XPORT_PORT_ONLINE: { | |||||
/* Bring the port on-line */ | |||||
rc = ocs_hw_port_control(&ocs->hw, OCS_HW_PORT_INIT, 0, NULL, NULL); | |||||
if (rc) { | |||||
ocs_log_err(ocs, "%s: Can't init port\n", ocs->desc); | |||||
} else { | |||||
xport->configured_link_state = cmd; | |||||
} | |||||
break; | |||||
} | |||||
case OCS_XPORT_PORT_OFFLINE: { | |||||
if (ocs_hw_port_control(&ocs->hw, OCS_HW_PORT_SHUTDOWN, 0, NULL, NULL)) { | |||||
ocs_log_err(ocs, "port shutdown failed\n"); | |||||
} else { | |||||
xport->configured_link_state = cmd; | |||||
} | |||||
break; | |||||
} | |||||
case OCS_XPORT_SHUTDOWN: { | |||||
ocs_sem_t sem; | |||||
uint32_t reset_required; | |||||
/* if a PHYSDEV reset was performed (e.g. hw dump), will affect | |||||
* all PCI functions; orderly shutdown won't work, just force free | |||||
*/ | |||||
/* TODO: need to poll this regularly... */ | |||||
if (ocs_hw_get(&ocs->hw, OCS_HW_RESET_REQUIRED, &reset_required) != OCS_HW_RTN_SUCCESS) { | |||||
reset_required = 0; | |||||
} | |||||
if (reset_required) { | |||||
ocs_log_debug(ocs, "reset required, do force shutdown\n"); | |||||
ocs_xport_force_free(xport); | |||||
break; | |||||
} | |||||
ocs_sem_init(&sem, 0, "domain_list_sem"); | |||||
ocs_register_domain_list_empty_cb(ocs, ocs_xport_domain_list_empty_cb, &sem); | |||||
if (ocs_hw_port_control(&ocs->hw, OCS_HW_PORT_SHUTDOWN, 0, NULL, NULL)) { | |||||
ocs_log_debug(ocs, "port shutdown failed, do force shutdown\n"); | |||||
ocs_xport_force_free(xport); | |||||
} else { | |||||
ocs_log_debug(ocs, "Waiting %d seconds for domain shutdown.\n", (OCS_FC_DOMAIN_SHUTDOWN_TIMEOUT_USEC/1000000)); | |||||
rc = ocs_sem_p(&sem, OCS_FC_DOMAIN_SHUTDOWN_TIMEOUT_USEC); | |||||
if (rc) { | |||||
ocs_log_debug(ocs, "Note: Domain shutdown timed out\n"); | |||||
ocs_xport_force_free(xport); | |||||
} | |||||
} | |||||
ocs_register_domain_list_empty_cb(ocs, NULL, NULL); | |||||
/* Free up any saved virtual ports */ | |||||
ocs_vport_del_all(ocs); | |||||
break; | |||||
} | |||||
/* | |||||
* POST_NODE_EVENT: post an event to a node object | |||||
* | |||||
* This transport function is used to post an event to a node object. It does | |||||
* this by submitting a NOP mailbox command to defer execution to the | |||||
* interrupt context (thereby enforcing the serialized execution of event posting | |||||
* to the node state machine instances) | |||||
* | |||||
* A counting semaphore is used to make the call synchronous (we wait until | |||||
* the callback increments the semaphore before returning (or times out) | |||||
*/ | |||||
case OCS_XPORT_POST_NODE_EVENT: { | |||||
ocs_node_t *node; | |||||
ocs_sm_event_t evt; | |||||
void *context; | |||||
ocs_xport_post_node_event_t payload; | |||||
ocs_t *ocs; | |||||
ocs_hw_t *hw; | |||||
/* Retrieve arguments */ | |||||
va_start(argp, cmd); | |||||
node = va_arg(argp, ocs_node_t*); | |||||
evt = va_arg(argp, ocs_sm_event_t); | |||||
context = va_arg(argp, void *); | |||||
va_end(argp); | |||||
ocs_assert(node, -1); | |||||
ocs_assert(node->ocs, -1); | |||||
ocs = node->ocs; | |||||
hw = &ocs->hw; | |||||
/* if node's state machine is disabled, don't bother continuing */ | |||||
if (!node->sm.current_state) { | |||||
ocs_log_test(ocs, "node %p state machine disabled\n", node); | |||||
return -1; | |||||
} | |||||
/* Setup payload */ | |||||
ocs_memset(&payload, 0, sizeof(payload)); | |||||
ocs_sem_init(&payload.sem, 0, "xport_post_node_Event"); | |||||
payload.node = node; | |||||
payload.evt = evt; | |||||
payload.context = context; | |||||
if (ocs_hw_async_call(hw, ocs_xport_post_node_event_cb, &payload)) { | |||||
ocs_log_test(ocs, "ocs_hw_async_call failed\n"); | |||||
rc = -1; | |||||
break; | |||||
} | |||||
/* Wait for completion */ | |||||
if (ocs_sem_p(&payload.sem, OCS_SEM_FOREVER)) { | |||||
ocs_log_test(ocs, "POST_NODE_EVENT: sem wait failed\n"); | |||||
rc = -1; | |||||
} | |||||
break; | |||||
} | |||||
/* | |||||
* Set wwnn for the port. This will be used instead of the default provided by FW. | |||||
*/ | |||||
case OCS_XPORT_WWNN_SET: { | |||||
uint64_t wwnn; | |||||
/* Retrieve arguments */ | |||||
va_start(argp, cmd); | |||||
wwnn = va_arg(argp, uint64_t); | |||||
va_end(argp); | |||||
ocs_log_debug(ocs, " WWNN %016" PRIx64 "\n", wwnn); | |||||
xport->req_wwnn = wwnn; | |||||
break; | |||||
} | |||||
/* | |||||
* Set wwpn for the port. This will be used instead of the default provided by FW. | |||||
*/ | |||||
case OCS_XPORT_WWPN_SET: { | |||||
uint64_t wwpn; | |||||
/* Retrieve arguments */ | |||||
va_start(argp, cmd); | |||||
wwpn = va_arg(argp, uint64_t); | |||||
va_end(argp); | |||||
ocs_log_debug(ocs, " WWPN %016" PRIx64 "\n", wwpn); | |||||
xport->req_wwpn = wwpn; | |||||
break; | |||||
} | |||||
default: | |||||
break; | |||||
} | |||||
return rc; | |||||
} | |||||
/** | |||||
* @brief Return status on a link. | |||||
* | |||||
* @par Description | |||||
* Returns status information about a link. | |||||
* | |||||
* @param xport Pointer to transport object. | |||||
* @param cmd Command to execute. | |||||
* @param result Pointer to result value. | |||||
* | |||||
* ocs_xport_status(ocs_xport_t *xport, OCS_XPORT_PORT_STATUS) | |||||
* ocs_xport_status(ocs_xport_t *xport, OCS_XPORT_LINK_SPEED, ocs_xport_stats_t *result) | |||||
* return link speed in MB/sec | |||||
* ocs_xport_status(ocs_xport_t *xport, OCS_XPORT_IS_SUPPORTED_LINK_SPEED, ocs_xport_stats_t *result) | |||||
* [in] *result is speed to check in MB/s | |||||
* returns 1 if supported, 0 if not | |||||
* ocs_xport_status(ocs_xport_t *xport, OCS_XPORT_LINK_STATISTICS, ocs_xport_stats_t *result) | |||||
* return link/host port stats | |||||
* ocs_xport_status(ocs_xport_t *xport, OCS_XPORT_LINK_STAT_RESET, ocs_xport_stats_t *result) | |||||
* resets link/host stats | |||||
* | |||||
* | |||||
* @return Returns 0 on success, or a negative error code value on failure. | |||||
*/ | |||||
int32_t | |||||
ocs_xport_status(ocs_xport_t *xport, ocs_xport_status_e cmd, ocs_xport_stats_t *result) | |||||
{ | |||||
uint32_t rc = 0; | |||||
ocs_t *ocs = NULL; | |||||
ocs_xport_stats_t value; | |||||
ocs_hw_rtn_e hw_rc; | |||||
ocs_assert(xport, -1); | |||||
ocs_assert(xport->ocs, -1); | |||||
ocs = xport->ocs; | |||||
switch (cmd) { | |||||
case OCS_XPORT_CONFIG_PORT_STATUS: | |||||
ocs_assert(result, -1); | |||||
if (xport->configured_link_state == 0) { | |||||
/* Initial state is offline. configured_link_state is */ | |||||
/* set to online explicitly when port is brought online. */ | |||||
xport->configured_link_state = OCS_XPORT_PORT_OFFLINE; | |||||
} | |||||
result->value = xport->configured_link_state; | |||||
break; | |||||
case OCS_XPORT_PORT_STATUS: | |||||
ocs_assert(result, -1); | |||||
/* Determine port status based on link speed. */ | |||||
hw_rc = ocs_hw_get(&(ocs->hw), OCS_HW_LINK_SPEED, &value.value); | |||||
if (hw_rc == OCS_HW_RTN_SUCCESS) { | |||||
if (value.value == 0) { | |||||
result->value = 0; | |||||
} else { | |||||
result->value = 1; | |||||
} | |||||
rc = 0; | |||||
} else { | |||||
rc = -1; | |||||
} | |||||
break; | |||||
case OCS_XPORT_LINK_SPEED: { | |||||
uint32_t speed; | |||||
ocs_assert(result, -1); | |||||
result->value = 0; | |||||
rc = ocs_hw_get(&ocs->hw, OCS_HW_LINK_SPEED, &speed); | |||||
if (rc == 0) { | |||||
result->value = speed; | |||||
} | |||||
break; | |||||
} | |||||
case OCS_XPORT_IS_SUPPORTED_LINK_SPEED: { | |||||
uint32_t speed; | |||||
uint32_t link_module_type; | |||||
ocs_assert(result, -1); | |||||
speed = result->value; | |||||
rc = ocs_hw_get(&ocs->hw, OCS_HW_LINK_MODULE_TYPE, &link_module_type); | |||||
if (rc == 0) { | |||||
switch(speed) { | |||||
case 1000: rc = (link_module_type & OCS_HW_LINK_MODULE_TYPE_1GB) != 0; break; | |||||
case 2000: rc = (link_module_type & OCS_HW_LINK_MODULE_TYPE_2GB) != 0; break; | |||||
case 4000: rc = (link_module_type & OCS_HW_LINK_MODULE_TYPE_4GB) != 0; break; | |||||
case 8000: rc = (link_module_type & OCS_HW_LINK_MODULE_TYPE_8GB) != 0; break; | |||||
case 10000: rc = (link_module_type & OCS_HW_LINK_MODULE_TYPE_10GB) != 0; break; | |||||
case 16000: rc = (link_module_type & OCS_HW_LINK_MODULE_TYPE_16GB) != 0; break; | |||||
case 32000: rc = (link_module_type & OCS_HW_LINK_MODULE_TYPE_32GB) != 0; break; | |||||
default: rc = 0; break; | |||||
} | |||||
} else { | |||||
rc = 0; | |||||
} | |||||
break; | |||||
} | |||||
case OCS_XPORT_LINK_STATISTICS: | |||||
ocs_device_lock(ocs); | |||||
ocs_memcpy((void *)result, &ocs->xport->fc_xport_stats, sizeof(ocs_xport_stats_t)); | |||||
ocs_device_unlock(ocs); | |||||
break; | |||||
case OCS_XPORT_LINK_STAT_RESET: { | |||||
/* Create a semaphore to synchronize the stat reset process. */ | |||||
ocs_sem_init(&(result->stats.semaphore), 0, "fc_stats_reset"); | |||||
/* First reset the link stats */ | |||||
if ((rc = ocs_hw_get_link_stats(&ocs->hw, 0, 1, 1, ocs_xport_link_stats_cb, result)) != 0) { | |||||
ocs_log_err(ocs, "%s: Failed to reset link statistics\n", __func__); | |||||
break; | |||||
} | |||||
/* Wait for semaphore to be signaled when the command completes */ | |||||
/* TODO: Should there be a timeout on this? If so, how long? */ | |||||
if (ocs_sem_p(&(result->stats.semaphore), OCS_SEM_FOREVER) != 0) { | |||||
/* Undefined failure */ | |||||
ocs_log_test(ocs, "ocs_sem_p failed\n"); | |||||
rc = -ENXIO; | |||||
break; | |||||
} | |||||
/* Next reset the host stats */ | |||||
if ((rc = ocs_hw_get_host_stats(&ocs->hw, 1, ocs_xport_host_stats_cb, result)) != 0) { | |||||
ocs_log_err(ocs, "%s: Failed to reset host statistics\n", __func__); | |||||
break; | |||||
} | |||||
/* Wait for semaphore to be signaled when the command completes */ | |||||
if (ocs_sem_p(&(result->stats.semaphore), OCS_SEM_FOREVER) != 0) { | |||||
/* Undefined failure */ | |||||
ocs_log_test(ocs, "ocs_sem_p failed\n"); | |||||
rc = -ENXIO; | |||||
break; | |||||
} | |||||
break; | |||||
} | |||||
case OCS_XPORT_IS_QUIESCED: | |||||
ocs_device_lock(ocs); | |||||
result->value = ocs_list_empty(&ocs->domain_list); | |||||
ocs_device_unlock(ocs); | |||||
break; | |||||
default: | |||||
rc = -1; | |||||
break; | |||||
} | |||||
return rc; | |||||
} | |||||
static void | |||||
ocs_xport_link_stats_cb(int32_t status, uint32_t num_counters, ocs_hw_link_stat_counts_t *counters, void *arg) | |||||
{ | |||||
ocs_xport_stats_t *result = arg; | |||||
result->stats.link_stats.link_failure_error_count = counters[OCS_HW_LINK_STAT_LINK_FAILURE_COUNT].counter; | |||||
result->stats.link_stats.loss_of_sync_error_count = counters[OCS_HW_LINK_STAT_LOSS_OF_SYNC_COUNT].counter; | |||||
result->stats.link_stats.primitive_sequence_error_count = counters[OCS_HW_LINK_STAT_PRIMITIVE_SEQ_COUNT].counter; | |||||
result->stats.link_stats.invalid_transmission_word_error_count = counters[OCS_HW_LINK_STAT_INVALID_XMIT_WORD_COUNT].counter; | |||||
result->stats.link_stats.crc_error_count = counters[OCS_HW_LINK_STAT_CRC_COUNT].counter; | |||||
ocs_sem_v(&(result->stats.semaphore)); | |||||
} | |||||
static void | |||||
ocs_xport_host_stats_cb(int32_t status, uint32_t num_counters, ocs_hw_host_stat_counts_t *counters, void *arg) | |||||
{ | |||||
ocs_xport_stats_t *result = arg; | |||||
result->stats.host_stats.transmit_kbyte_count = counters[OCS_HW_HOST_STAT_TX_KBYTE_COUNT].counter; | |||||
result->stats.host_stats.receive_kbyte_count = counters[OCS_HW_HOST_STAT_RX_KBYTE_COUNT].counter; | |||||
result->stats.host_stats.transmit_frame_count = counters[OCS_HW_HOST_STAT_TX_FRAME_COUNT].counter; | |||||
result->stats.host_stats.receive_frame_count = counters[OCS_HW_HOST_STAT_RX_FRAME_COUNT].counter; | |||||
ocs_sem_v(&(result->stats.semaphore)); | |||||
} | |||||
/** | |||||
* @brief Free a transport object. | |||||
* | |||||
* @par Description | |||||
* The transport object is freed. | |||||
* | |||||
* @param xport Pointer to transport object. | |||||
* | |||||
* @return None. | |||||
*/ | |||||
void | |||||
ocs_xport_free(ocs_xport_t *xport) | |||||
{ | |||||
ocs_t *ocs; | |||||
uint32_t i; | |||||
if (xport) { | |||||
ocs = xport->ocs; | |||||
ocs_io_pool_free(xport->io_pool); | |||||
ocs_node_free_pool(ocs); | |||||
if(mtx_initialized(&xport->io_pending_lock.lock)) | |||||
ocs_lock_free(&xport->io_pending_lock); | |||||
for (i = 0; i < SLI4_MAX_FCFI; i++) { | |||||
ocs_lock_free(&xport->fcfi[i].pend_frames_lock); | |||||
} | |||||
ocs_xport_rq_threads_teardown(xport); | |||||
ocs_free(ocs, xport, sizeof(*xport)); | |||||
} | |||||
} |