/*
- * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* General Public License for more details.
*/
-/**
+/*
* bfad.c Linux driver PCI interface module.
*/
-
-#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kthread.h>
+#include <linux/errno.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/pci.h>
+#include <linux/firmware.h>
+#include <asm/uaccess.h>
+#include <asm/fcntl.h>
+
#include "bfad_drv.h"
#include "bfad_im.h"
-#include "bfad_tm.h"
-#include "bfad_ipfc.h"
-#include "bfad_trcmod.h"
-#include <fcb/bfa_fcb_vf.h>
-#include <fcb/bfa_fcb_rport.h>
-#include <fcb/bfa_fcb_port.h>
-#include <fcb/bfa_fcb.h>
+#include "bfa_fcs.h"
+#include "bfa_defs.h"
+#include "bfa.h"
BFA_TRC_FILE(LDRV, BFAD);
DEFINE_MUTEX(bfad_mutex);
LIST_HEAD(bfad_list);
-static int bfad_inst;
-int bfad_supported_fc4s;
-
-static char *host_name;
-static char *os_name;
-static char *os_patch;
-static int num_rports;
-static int num_ios;
-static int num_tms;
-static int num_fcxps;
-static int num_ufbufs;
-static int reqq_size;
-static int rspq_size;
-static int num_sgpgs;
-static int rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT;
-static int bfa_io_max_sge = BFAD_IO_MAX_SGE;
-static int log_level = BFA_LOG_WARNING;
-static int ioc_auto_recover = BFA_TRUE;
-static int ipfc_enable = BFA_FALSE;
-static int fdmi_enable = BFA_TRUE;
-int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH;
-int bfa_linkup_delay = -1;
+
+static int bfad_inst;
+static int num_sgpgs_parm;
+int supported_fc4s;
+char *host_name, *os_name, *os_patch;
+int num_rports, num_ios, num_tms;
+int num_fcxps, num_ufbufs;
+int reqq_size, rspq_size, num_sgpgs;
+int rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT;
+int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH;
+int bfa_io_max_sge = BFAD_IO_MAX_SGE;
+int bfa_log_level = 3; /* WARNING log level */
+int ioc_auto_recover = BFA_TRUE;
+int bfa_linkup_delay = -1;
+int fdmi_enable = BFA_TRUE;
+int pcie_max_read_reqsz;
int bfa_debugfs_enable = 1;
+int msix_disable_cb = 0, msix_disable_ct = 0;
+
+u32 bfi_image_ct_fc_size, bfi_image_ct_cna_size, bfi_image_cb_fc_size;
+u32 *bfi_image_ct_fc, *bfi_image_ct_cna, *bfi_image_cb_fc;
+
+static const char *msix_name_ct[] = {
+ "cpe0", "cpe1", "cpe2", "cpe3",
+ "rme0", "rme1", "rme2", "rme3",
+ "ctrl" };
+
+static const char *msix_name_cb[] = {
+ "cpe0", "cpe1", "cpe2", "cpe3",
+ "rme0", "rme1", "rme2", "rme3",
+ "eemc", "elpu0", "elpu1", "epss", "mlpu" };
+
+MODULE_FIRMWARE(BFAD_FW_FILE_CT_FC);
+MODULE_FIRMWARE(BFAD_FW_FILE_CT_CNA);
+MODULE_FIRMWARE(BFAD_FW_FILE_CB_FC);
module_param(os_name, charp, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(os_name, "OS name of the hba host machine");
module_param(host_name, charp, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(host_name, "Hostname of the hba host machine");
module_param(num_rports, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(num_rports, "Max number of rports supported per port"
- " (physical/logical), default=1024");
+MODULE_PARM_DESC(num_rports, "Max number of rports supported per port "
+ "(physical/logical), default=1024");
module_param(num_ios, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(num_ios, "Max number of ioim requests, default=2000");
module_param(num_tms, int, S_IRUGO | S_IWUSR);
module_param(num_fcxps, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(num_fcxps, "Max number of fcxp requests, default=64");
module_param(num_ufbufs, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame buffers,"
- " default=64");
+MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame "
+ "buffers, default=64");
module_param(reqq_size, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(reqq_size, "Max number of request queue elements,"
- " default=256");
+MODULE_PARM_DESC(reqq_size, "Max number of request queue elements, "
+ "default=256");
module_param(rspq_size, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(rspq_size, "Max number of response queue elements,"
- " default=64");
+MODULE_PARM_DESC(rspq_size, "Max number of response queue elements, "
+ "default=64");
module_param(num_sgpgs, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(num_sgpgs, "Number of scatter/gather pages, default=2048");
module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs,"
- " Range[>0]");
+MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs, "
+ "Range[>0]");
module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32,"
- " Range[>0]");
+MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32, Range[>0]");
module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(bfa_io_max_sge, "Max io scatter/gather elements, default=255");
-module_param(log_level, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(log_level, "Driver log level, default=3,"
- " Range[Critical:1|Error:2|Warning:3|Info:4]");
+module_param(bfa_log_level, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(bfa_log_level, "Driver log level, default=3, "
+ "Range[Critical:1|Error:2|Warning:3|Info:4]");
module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1,"
- " Range[off:0|on:1]");
-module_param(ipfc_enable, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(ipfc_enable, "Enable IPoFC, default=0, Range[off:0|on:1]");
+MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1, "
+ "Range[off:0|on:1]");
module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for boot"
- " port. Otherwise Range[>0]");
+MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for "
+ "boot port. Otherwise 10 secs in RHEL4 & 0 for "
+ "[RHEL5, SLES10, ESX40] Range[>0]");
+module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(msix_disable_cb, "Disable Message Signaled Interrupts "
+ "for Brocade-415/425/815/825 cards, default=0, "
+ " Range[false:0|true:1]");
+module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(msix_disable_ct, "Disable Message Signaled Interrupts "
+ "if possible for Brocade-1010/1020/804/1007/902/1741 "
+ "cards, default=0, Range[false:0|true:1]");
module_param(fdmi_enable, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1,"
- " Range[false:0|true:1]");
+MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1, "
+ "Range[false:0|true:1]");
+module_param(pcie_max_read_reqsz, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(pcie_max_read_reqsz, "PCIe max read request size, default=0 "
+ "(use system setting), Range[128|256|512|1024|2048|4096]");
module_param(bfa_debugfs_enable, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(bfa_debugfs_enable, "Enables debugfs feature, default=1,"
" Range[false:0|true:1]");
+static void
+bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event);
+static void
+bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event);
+
/*
- * Stores the module parm num_sgpgs value;
- * used to reset for bfad next instance.
+ * Beginning state for the driver instance, awaiting the pci_probe event
*/
-static int num_sgpgs_parm;
+static void
+bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_CREATE:
+ bfa_sm_set_state(bfad, bfad_sm_created);
+ bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad,
+ "%s", "bfad_worker");
+ if (IS_ERR(bfad->bfad_tsk)) {
+ printk(KERN_INFO "bfad[%d]: Kernel thread "
+ "creation failed!\n", bfad->inst_no);
+ bfa_sm_send_event(bfad, BFAD_E_KTHREAD_CREATE_FAILED);
+ }
+ bfa_sm_send_event(bfad, BFAD_E_INIT);
+ break;
+
+ case BFAD_E_STOP:
+ /* Ignore stop; already in uninit */
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
-static bfa_status_t
-bfad_fc4_probe(struct bfad_s *bfad)
+/*
+ * Driver Instance is created, awaiting event INIT to initialize the bfad
+ */
+static void
+bfad_sm_created(struct bfad_s *bfad, enum bfad_sm_event event)
{
- int rc;
+ unsigned long flags;
- rc = bfad_im_probe(bfad);
- if (rc != BFA_STATUS_OK)
- goto ext;
+ bfa_trc(bfad, event);
- bfad_tm_probe(bfad);
+ switch (event) {
+ case BFAD_E_INIT:
+ bfa_sm_set_state(bfad, bfad_sm_initializing);
- if (ipfc_enable)
- bfad_ipfc_probe(bfad);
+ init_completion(&bfad->comp);
- bfad->bfad_flags |= BFAD_FC4_PROBE_DONE;
-ext:
- return rc;
+ /* Enable Interrupt and wait bfa_init completion */
+ if (bfad_setup_intr(bfad)) {
+ printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n",
+ bfad->inst_no);
+ bfa_sm_send_event(bfad, BFAD_E_INTR_INIT_FAILED);
+ break;
+ }
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_iocfc_init(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ /* Set up interrupt handler for each vectors */
+ if ((bfad->bfad_flags & BFAD_MSIX_ON) &&
+ bfad_install_msix_handler(bfad)) {
+ printk(KERN_WARNING "%s: install_msix failed, bfad%d\n",
+ __func__, bfad->inst_no);
+ }
+
+ bfad_init_timer(bfad);
+
+ wait_for_completion(&bfad->comp);
+
+ if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
+ bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS);
+ } else {
+ bfad->bfad_flags |= BFAD_HAL_INIT_FAIL;
+ bfa_sm_send_event(bfad, BFAD_E_INIT_FAILED);
+ }
+
+ break;
+
+ case BFAD_E_KTHREAD_CREATE_FAILED:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
}
static void
-bfad_fc4_probe_undo(struct bfad_s *bfad)
+bfad_sm_initializing(struct bfad_s *bfad, enum bfad_sm_event event)
{
- bfad_im_probe_undo(bfad);
- bfad_tm_probe_undo(bfad);
- if (ipfc_enable)
- bfad_ipfc_probe_undo(bfad);
- bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE;
+ int retval;
+ unsigned long flags;
+
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_INIT_SUCCESS:
+ kthread_stop(bfad->bfad_tsk);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_tsk = NULL;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ retval = bfad_start_ops(bfad);
+ if (retval != BFA_STATUS_OK)
+ break;
+ bfa_sm_set_state(bfad, bfad_sm_operational);
+ break;
+
+ case BFAD_E_INTR_INIT_FAILED:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ kthread_stop(bfad->bfad_tsk);
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfad->bfad_tsk = NULL;
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ break;
+
+ case BFAD_E_INIT_FAILED:
+ bfa_sm_set_state(bfad, bfad_sm_failed);
+ break;
+ default:
+ bfa_sm_fault(bfad, event);
+ }
}
static void
-bfad_fc4_probe_post(struct bfad_s *bfad)
+bfad_sm_failed(struct bfad_s *bfad, enum bfad_sm_event event)
{
- if (bfad->im)
- bfad_im_probe_post(bfad->im);
+ int retval;
- bfad_tm_probe_post(bfad);
- if (ipfc_enable)
- bfad_ipfc_probe_post(bfad);
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_INIT_SUCCESS:
+ retval = bfad_start_ops(bfad);
+ if (retval != BFA_STATUS_OK)
+ break;
+ bfa_sm_set_state(bfad, bfad_sm_operational);
+ break;
+
+ case BFAD_E_STOP:
+ if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE)
+ bfad_uncfg_pport(bfad);
+ if (bfad->bfad_flags & BFAD_FC4_PROBE_DONE) {
+ bfad_im_probe_undo(bfad);
+ bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE;
+ }
+ bfad_stop(bfad);
+ break;
+
+ case BFAD_E_EXIT_COMP:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ bfad_remove_intr(bfad);
+ del_timer_sync(&bfad->hal_tmo);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
}
-static bfa_status_t
-bfad_fc4_port_new(struct bfad_s *bfad, struct bfad_port_s *port, int roles)
+static void
+bfad_sm_operational(struct bfad_s *bfad, enum bfad_sm_event event)
{
- int rc = BFA_STATUS_FAILED;
+ bfa_trc(bfad, event);
- if (roles & BFA_PORT_ROLE_FCP_IM)
- rc = bfad_im_port_new(bfad, port);
- if (rc != BFA_STATUS_OK)
- goto ext;
+ switch (event) {
+ case BFAD_E_STOP:
+ bfa_sm_set_state(bfad, bfad_sm_fcs_exit);
+ bfad_fcs_stop(bfad);
+ break;
- if (roles & BFA_PORT_ROLE_FCP_TM)
- rc = bfad_tm_port_new(bfad, port);
- if (rc != BFA_STATUS_OK)
- goto ext;
+ default:
+ bfa_sm_fault(bfad, event);
+ }
+}
- if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
- rc = bfad_ipfc_port_new(bfad, port, port->pvb_type);
-ext:
- return rc;
+static void
+bfad_sm_fcs_exit(struct bfad_s *bfad, enum bfad_sm_event event)
+{
+ bfa_trc(bfad, event);
+
+ switch (event) {
+ case BFAD_E_FCS_EXIT_COMP:
+ bfa_sm_set_state(bfad, bfad_sm_stopping);
+ bfad_stop(bfad);
+ break;
+
+ default:
+ bfa_sm_fault(bfad, event);
+ }
}
static void
-bfad_fc4_port_delete(struct bfad_s *bfad, struct bfad_port_s *port, int roles)
+bfad_sm_stopping(struct bfad_s *bfad, enum bfad_sm_event event)
{
- if (roles & BFA_PORT_ROLE_FCP_IM)
- bfad_im_port_delete(bfad, port);
+ bfa_trc(bfad, event);
- if (roles & BFA_PORT_ROLE_FCP_TM)
- bfad_tm_port_delete(bfad, port);
+ switch (event) {
+ case BFAD_E_EXIT_COMP:
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+ bfad_remove_intr(bfad);
+ del_timer_sync(&bfad->hal_tmo);
+ bfad_im_probe_undo(bfad);
+ bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE;
+ bfad_uncfg_pport(bfad);
+ break;
- if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
- bfad_ipfc_port_delete(bfad, port);
+ default:
+ bfa_sm_fault(bfad, event);
+ break;
+ }
}
-/**
+/*
* BFA callbacks
*/
void
complete(&fcomp->comp);
}
-/**
+/*
* bfa_init callback
*/
void
bfa_cb_init(void *drv, bfa_status_t init_status)
{
- struct bfad_s *bfad = drv;
+ struct bfad_s *bfad = drv;
if (init_status == BFA_STATUS_OK) {
bfad->bfad_flags |= BFAD_HAL_INIT_DONE;
- /* If BFAD_HAL_INIT_FAIL flag is set:
+ /*
+ * If BFAD_HAL_INIT_FAIL flag is set:
* Wake up the kernel thread to start
* the bfad operations after HAL init done
*/
complete(&bfad->comp);
}
-
-
-/**
+/*
* BFA_FCS callbacks
*/
-static struct bfad_port_s *
-bfad_get_drv_port(struct bfad_s *bfad, struct bfad_vf_s *vf_drv,
- struct bfad_vport_s *vp_drv)
-{
- return (vp_drv) ? (&(vp_drv)->drv_port)
- : ((vf_drv) ? (&(vf_drv)->base_port) : (&(bfad)->pport));
-}
-
struct bfad_port_s *
-bfa_fcb_port_new(struct bfad_s *bfad, struct bfa_fcs_port_s *port,
- enum bfa_port_role roles, struct bfad_vf_s *vf_drv,
+bfa_fcb_lport_new(struct bfad_s *bfad, struct bfa_fcs_lport_s *port,
+ enum bfa_lport_role roles, struct bfad_vf_s *vf_drv,
struct bfad_vport_s *vp_drv)
{
- bfa_status_t rc;
- struct bfad_port_s *port_drv;
+ bfa_status_t rc;
+ struct bfad_port_s *port_drv;
if (!vp_drv && !vf_drv) {
port_drv = &bfad->pport;
port_drv->fcs_port = port;
port_drv->roles = roles;
- rc = bfad_fc4_port_new(bfad, port_drv, roles);
- if (rc != BFA_STATUS_OK) {
- bfad_fc4_port_delete(bfad, port_drv, roles);
- port_drv = NULL;
+
+ if (roles & BFA_LPORT_ROLE_FCP_IM) {
+ rc = bfad_im_port_new(bfad, port_drv);
+ if (rc != BFA_STATUS_OK) {
+ bfad_im_port_delete(bfad, port_drv);
+ port_drv = NULL;
+ }
}
return port_drv;
}
void
-bfa_fcb_port_delete(struct bfad_s *bfad, enum bfa_port_role roles,
+bfa_fcb_lport_delete(struct bfad_s *bfad, enum bfa_lport_role roles,
struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
{
- struct bfad_port_s *port_drv;
+ struct bfad_port_s *port_drv;
- /*
- * this will be only called from rmmod context
- */
+ /* this will be only called from rmmod context */
if (vp_drv && !vp_drv->comp_del) {
- port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
+ port_drv = (vp_drv) ? (&(vp_drv)->drv_port) :
+ ((vf_drv) ? (&(vf_drv)->base_port) :
+ (&(bfad)->pport));
bfa_trc(bfad, roles);
- bfad_fc4_port_delete(bfad, port_drv, roles);
- }
-}
-
-void
-bfa_fcb_port_online(struct bfad_s *bfad, enum bfa_port_role roles,
- struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
-{
- struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
-
- if (roles & BFA_PORT_ROLE_FCP_IM)
- bfad_im_port_online(bfad, port_drv);
-
- if (roles & BFA_PORT_ROLE_FCP_TM)
- bfad_tm_port_online(bfad, port_drv);
-
- if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
- bfad_ipfc_port_online(bfad, port_drv);
-
- bfad->bfad_flags |= BFAD_PORT_ONLINE;
-}
-
-void
-bfa_fcb_port_offline(struct bfad_s *bfad, enum bfa_port_role roles,
- struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
-{
- struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
-
- if (roles & BFA_PORT_ROLE_FCP_IM)
- bfad_im_port_offline(bfad, port_drv);
-
- if (roles & BFA_PORT_ROLE_FCP_TM)
- bfad_tm_port_offline(bfad, port_drv);
-
- if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
- bfad_ipfc_port_offline(bfad, port_drv);
-}
-
-void
-bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv)
-{
- if (vport_drv->comp_del) {
- complete(vport_drv->comp_del);
- return;
+ if (roles & BFA_LPORT_ROLE_FCP_IM)
+ bfad_im_port_delete(bfad, port_drv);
}
}
-/**
+/*
* FCS RPORT alloc callback, after successful PLOGI by FCS
*/
bfa_status_t
bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport,
struct bfad_rport_s **rport_drv)
{
- bfa_status_t rc = BFA_STATUS_OK;
+ bfa_status_t rc = BFA_STATUS_OK;
*rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC);
if (*rport_drv == NULL) {
return rc;
}
-/**
- * @brief
+/*
* FCS PBC VPORT Create
*/
void
bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport)
{
- struct bfad_pcfg_s *pcfg;
+ struct bfa_lport_cfg_s port_cfg = {0};
+ struct bfad_vport_s *vport;
+ int rc;
- pcfg = kzalloc(sizeof(struct bfad_pcfg_s), GFP_ATOMIC);
- if (!pcfg) {
+ vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL);
+ if (!vport) {
bfa_trc(bfad, 0);
return;
}
- pcfg->port_cfg.roles = BFA_PORT_ROLE_FCP_IM;
- pcfg->port_cfg.pwwn = pbc_vport.vp_pwwn;
- pcfg->port_cfg.nwwn = pbc_vport.vp_nwwn;
- pcfg->port_cfg.preboot_vp = BFA_TRUE;
+ vport->drv_port.bfad = bfad;
+ port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
+ port_cfg.pwwn = pbc_vport.vp_pwwn;
+ port_cfg.nwwn = pbc_vport.vp_nwwn;
+ port_cfg.preboot_vp = BFA_TRUE;
- list_add_tail(&pcfg->list_entry, &bfad->pbc_pcfg_list);
+ rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, 0,
+ &port_cfg, vport);
+
+ if (rc != BFA_STATUS_OK) {
+ bfa_trc(bfad, 0);
+ return;
+ }
- return;
+ list_add_tail(&vport->list_entry, &bfad->pbc_vport_list);
}
void
bfad_hal_mem_release(struct bfad_s *bfad)
{
- int i;
+ int i;
struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
struct bfa_mem_elem_s *meminfo_elem;
break;
case BFA_MEM_TYPE_DMA:
dma_free_coherent(&bfad->pcidev->dev,
- meminfo_elem->mem_len,
- meminfo_elem->kva,
- (dma_addr_t) meminfo_elem->dma);
+ meminfo_elem->mem_len,
+ meminfo_elem->kva,
+ (dma_addr_t) meminfo_elem->dma);
break;
default:
- bfa_assert(0);
+ WARN_ON(1);
break;
}
}
* otherwise, the default values will be shown as 0 in sysfs
*/
num_rports = bfa_cfg->fwcfg.num_rports;
- num_ios = bfa_cfg->fwcfg.num_ioim_reqs;
- num_tms = bfa_cfg->fwcfg.num_tskim_reqs;
- num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs;
+ num_ios = bfa_cfg->fwcfg.num_ioim_reqs;
+ num_tms = bfa_cfg->fwcfg.num_tskim_reqs;
+ num_fcxps = bfa_cfg->fwcfg.num_fcxp_reqs;
num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs;
- reqq_size = bfa_cfg->drvcfg.num_reqq_elems;
- rspq_size = bfa_cfg->drvcfg.num_rspq_elems;
- num_sgpgs = bfa_cfg->drvcfg.num_sgpgs;
+ reqq_size = bfa_cfg->drvcfg.num_reqq_elems;
+ rspq_size = bfa_cfg->drvcfg.num_rspq_elems;
+ num_sgpgs = bfa_cfg->drvcfg.num_sgpgs;
}
bfa_status_t
bfad_hal_mem_alloc(struct bfad_s *bfad)
{
+ int i;
struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
struct bfa_mem_elem_s *meminfo_elem;
- bfa_status_t rc = BFA_STATUS_OK;
- dma_addr_t phys_addr;
- int retry_count = 0;
- int reset_value = 1;
- int min_num_sgpgs = 512;
- void *kva;
- int i;
+ dma_addr_t phys_addr;
+ void *kva;
+ bfa_status_t rc = BFA_STATUS_OK;
+ int retry_count = 0;
+ int reset_value = 1;
+ int min_num_sgpgs = 512;
bfa_cfg_get_default(&bfad->ioc_cfg);
break;
case BFA_MEM_TYPE_DMA:
kva = dma_alloc_coherent(&bfad->pcidev->dev,
- meminfo_elem->mem_len,
- &phys_addr, GFP_KERNEL);
+ meminfo_elem->mem_len, &phys_addr, GFP_KERNEL);
if (kva == NULL) {
bfad_hal_mem_release(bfad);
/*
* num_sgpages try with half the value.
*/
if (num_sgpgs > min_num_sgpgs) {
- printk(KERN_INFO "bfad[%d]: memory"
- " allocation failed with"
- " num_sgpgs: %d\n",
+ printk(KERN_INFO
+ "bfad[%d]: memory allocation failed"
+ " with num_sgpgs: %d\n",
bfad->inst_no, num_sgpgs);
nextLowerInt(&num_sgpgs);
- printk(KERN_INFO "bfad[%d]: trying to"
- " allocate memory with"
- " num_sgpgs: %d\n",
+ printk(KERN_INFO
+ "bfad[%d]: trying to allocate memory"
+ " with num_sgpgs: %d\n",
bfad->inst_no, num_sgpgs);
retry_count++;
goto retry;
return rc;
}
-/**
+/*
* Create a vport under a vf.
*/
bfa_status_t
bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
- struct bfa_port_cfg_s *port_cfg, struct device *dev)
+ struct bfa_lport_cfg_s *port_cfg, struct device *dev)
{
- struct bfad_vport_s *vport;
- int rc = BFA_STATUS_OK;
- unsigned long flags;
+ struct bfad_vport_s *vport;
+ int rc = BFA_STATUS_OK;
+ unsigned long flags;
struct completion fcomp;
vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL);
vport->drv_port.bfad = bfad;
spin_lock_irqsave(&bfad->bfad_lock, flags);
- if (port_cfg->preboot_vp == BFA_TRUE)
- rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport,
- &bfad->bfa_fcs, vf_id, port_cfg, vport);
- else
- rc = bfa_fcs_vport_create(&vport->fcs_vport,
- &bfad->bfa_fcs, vf_id, port_cfg, vport);
+ rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id,
+ port_cfg, vport);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (rc != BFA_STATUS_OK)
goto ext_free_vport;
- if (port_cfg->roles & BFA_PORT_ROLE_FCP_IM) {
+ if (port_cfg->roles & BFA_LPORT_ROLE_FCP_IM) {
rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port,
dev);
if (rc != BFA_STATUS_OK)
return rc;
}
-/**
- * Create a vf and its base vport implicitely.
- */
-bfa_status_t
-bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
- struct bfa_port_cfg_s *port_cfg)
-{
- struct bfad_vf_s *vf;
- int rc = BFA_STATUS_OK;
-
- vf = kzalloc(sizeof(struct bfad_vf_s), GFP_KERNEL);
- if (!vf) {
- rc = BFA_STATUS_FAILED;
- goto ext;
- }
-
- rc = bfa_fcs_vf_create(&vf->fcs_vf, &bfad->bfa_fcs, vf_id, port_cfg,
- vf);
- if (rc != BFA_STATUS_OK)
- kfree(vf);
-ext:
- return rc;
-}
-
void
bfad_bfa_tmo(unsigned long data)
{
- struct bfad_s *bfad = (struct bfad_s *)data;
- unsigned long flags;
- struct list_head doneq;
+ struct bfad_s *bfad = (struct bfad_s *) data;
+ unsigned long flags;
+ struct list_head doneq;
spin_lock_irqsave(&bfad->bfad_lock, flags);
- bfa_timer_tick(&bfad->bfa);
+ bfa_timer_beat(&bfad->bfa.timer_mod);
bfa_comp_deq(&bfad->bfa, &doneq);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
}
- mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+ mod_timer(&bfad->hal_tmo,
+ jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
}
void
bfad->hal_tmo.function = bfad_bfa_tmo;
bfad->hal_tmo.data = (unsigned long)bfad;
- mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+ mod_timer(&bfad->hal_tmo,
+ jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
}
int
bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
{
- int rc = -ENODEV;
+ int rc = -ENODEV;
if (pci_enable_device(pdev)) {
- BFA_PRINTF(BFA_ERR, "pci_enable_device fail %p\n", pdev);
+ printk(KERN_ERR "pci_enable_device fail %p\n", pdev);
goto out;
}
if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)
if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
- BFA_PRINTF(BFA_ERR, "pci_set_dma_mask fail %p\n", pdev);
+ printk(KERN_ERR "pci_set_dma_mask fail %p\n", pdev);
goto out_release_region;
}
bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0));
if (bfad->pci_bar0_kva == NULL) {
- BFA_PRINTF(BFA_ERR, "Fail to map bar0\n");
+ printk(KERN_ERR "Fail to map bar0\n");
goto out_release_region;
}
bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn);
bfad->pcidev = pdev;
+
+ /* Adjust PCIe Maximum Read Request Size */
+ if (pcie_max_read_reqsz > 0) {
+ int pcie_cap_reg;
+ u16 pcie_dev_ctl;
+ u16 mask = 0xffff;
+
+ switch (pcie_max_read_reqsz) {
+ case 128:
+ mask = 0x0;
+ break;
+ case 256:
+ mask = 0x1000;
+ break;
+ case 512:
+ mask = 0x2000;
+ break;
+ case 1024:
+ mask = 0x3000;
+ break;
+ case 2048:
+ mask = 0x4000;
+ break;
+ case 4096:
+ mask = 0x5000;
+ break;
+ default:
+ break;
+ }
+
+ pcie_cap_reg = pci_find_capability(pdev, PCI_CAP_ID_EXP);
+ if (mask != 0xffff && pcie_cap_reg) {
+ pcie_cap_reg += 0x08;
+ pci_read_config_word(pdev, pcie_cap_reg, &pcie_dev_ctl);
+ if ((pcie_dev_ctl & 0x7000) != mask) {
+ printk(KERN_WARNING "BFA[%s]: "
+ "pcie_max_read_request_size is %d, "
+ "reset to %d\n", bfad->pci_name,
+ (1 << ((pcie_dev_ctl & 0x7000) >> 12)) << 7,
+ pcie_max_read_reqsz);
+
+ pcie_dev_ctl &= ~0x7000;
+ pci_write_config_word(pdev, pcie_cap_reg,
+ pcie_dev_ctl | mask);
+ }
+ }
+ }
+
return 0;
out_release_region:
pci_set_drvdata(pdev, NULL);
}
-void
-bfad_fcs_port_cfg(struct bfad_s *bfad)
-{
- struct bfa_port_cfg_s port_cfg;
- struct bfa_pport_attr_s attr;
- char symname[BFA_SYMNAME_MAXLEN];
-
- sprintf(symname, "%s-%d", BFAD_DRIVER_NAME, bfad->inst_no);
- memcpy(port_cfg.sym_name.symname, symname, strlen(symname));
- bfa_fcport_get_attr(&bfad->bfa, &attr);
- port_cfg.nwwn = attr.nwwn;
- port_cfg.pwwn = attr.pwwn;
-
- bfa_fcs_cfg_base_port(&bfad->bfa_fcs, &port_cfg);
-}
-
bfa_status_t
bfad_drv_init(struct bfad_s *bfad)
{
- bfa_status_t rc;
- unsigned long flags;
- struct bfa_fcs_driver_info_s driver_info;
+ bfa_status_t rc;
+ unsigned long flags;
bfad->cfg_data.rport_del_timeout = rport_del_timeout;
bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth;
printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n",
bfad->inst_no);
printk(KERN_WARNING
- "Not enough memory to attach all Brocade HBA ports,"
- " System may need more memory.\n");
+ "Not enough memory to attach all Brocade HBA ports, %s",
+ "System may need more memory.\n");
goto out_hal_mem_alloc_failure;
}
- bfa_init_log(&bfad->bfa, bfad->logmod);
- bfa_init_trc(&bfad->bfa, bfad->trcmod);
- bfa_init_aen(&bfad->bfa, bfad->aen);
- memset(bfad->file_map, 0, sizeof(bfad->file_map));
- bfa_init_plog(&bfad->bfa, &bfad->plog_buf);
+ bfad->bfa.trcmod = bfad->trcmod;
+ bfad->bfa.plog = &bfad->plog_buf;
bfa_plog_init(&bfad->plog_buf);
bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START,
0, "Driver Attach");
bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo,
&bfad->hal_pcidev);
- init_completion(&bfad->comp);
-
- /*
- * Enable Interrupt and wait bfa_init completion
- */
- if (bfad_setup_intr(bfad)) {
- printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n",
- bfad->inst_no);
- goto out_setup_intr_failure;
- }
-
- spin_lock_irqsave(&bfad->bfad_lock, flags);
- bfa_init(&bfad->bfa);
- spin_unlock_irqrestore(&bfad->bfad_lock, flags);
-
- /*
- * Set up interrupt handler for each vectors
- */
- if ((bfad->bfad_flags & BFAD_MSIX_ON)
- && bfad_install_msix_handler(bfad)) {
- printk(KERN_WARNING "%s: install_msix failed, bfad%d\n",
- __func__, bfad->inst_no);
- }
-
- bfad_init_timer(bfad);
-
- wait_for_completion(&bfad->comp);
-
- memset(&driver_info, 0, sizeof(driver_info));
- strncpy(driver_info.version, BFAD_DRIVER_VERSION,
- sizeof(driver_info.version) - 1);
- __kernel_param_lock();
- if (host_name)
- strncpy(driver_info.host_machine_name, host_name,
- sizeof(driver_info.host_machine_name) - 1);
- if (os_name)
- strncpy(driver_info.host_os_name, os_name,
- sizeof(driver_info.host_os_name) - 1);
- if (os_patch)
- strncpy(driver_info.host_os_patch, os_patch,
- sizeof(driver_info.host_os_patch) - 1);
- __kernel_param_unlock();
-
- strncpy(driver_info.os_device_name, bfad->pci_name,
- sizeof(driver_info.os_device_name - 1));
-
- /*
- * FCS INIT
- */
+ /* FCS INIT */
spin_lock_irqsave(&bfad->bfad_lock, flags);
- bfa_fcs_log_init(&bfad->bfa_fcs, bfad->logmod);
- bfa_fcs_trc_init(&bfad->bfa_fcs, bfad->trcmod);
- bfa_fcs_aen_init(&bfad->bfa_fcs, bfad->aen);
+ bfad->bfa_fcs.trcmod = bfad->trcmod;
bfa_fcs_attach(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE);
-
- /* Do FCS init only when HAL init is done */
- if ((bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
- bfa_fcs_init(&bfad->bfa_fcs);
- bfad->bfad_flags |= BFAD_FCS_INIT_DONE;
- }
-
- bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info);
- bfa_fcs_set_fdmi_param(&bfad->bfa_fcs, fdmi_enable);
+ bfad->bfa_fcs.fdmi_enabled = fdmi_enable;
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
bfad->bfad_flags |= BFAD_DRV_INIT_DONE;
+
return BFA_STATUS_OK;
-out_setup_intr_failure:
- bfa_detach(&bfad->bfa);
- bfad_hal_mem_release(bfad);
out_hal_mem_alloc_failure:
return BFA_STATUS_FAILED;
}
spin_lock_irqsave(&bfad->bfad_lock, flags);
init_completion(&bfad->comp);
- bfa_stop(&bfad->bfa);
+ bfa_iocfc_stop(&bfad->bfa);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
wait_for_completion(&bfad->comp);
void
bfad_drv_start(struct bfad_s *bfad)
{
- unsigned long flags;
+ unsigned long flags;
spin_lock_irqsave(&bfad->bfad_lock, flags);
- bfa_start(&bfad->bfa);
- bfa_fcs_start(&bfad->bfa_fcs);
+ bfa_iocfc_start(&bfad->bfa);
+ bfa_fcs_fabric_modstart(&bfad->bfa_fcs);
bfad->bfad_flags |= BFAD_HAL_START_DONE;
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
- bfad_fc4_probe_post(bfad);
+ if (bfad->im)
+ flush_workqueue(bfad->im->drv_workq);
}
void
-bfad_drv_stop(struct bfad_s *bfad)
+bfad_fcs_stop(struct bfad_s *bfad)
{
- unsigned long flags;
+ unsigned long flags;
spin_lock_irqsave(&bfad->bfad_lock, flags);
init_completion(&bfad->comp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
wait_for_completion(&bfad->comp);
+ bfa_sm_send_event(bfad, BFAD_E_FCS_EXIT_COMP);
+}
+
+void
+bfad_stop(struct bfad_s *bfad)
+{
+ unsigned long flags;
+
spin_lock_irqsave(&bfad->bfad_lock, flags);
init_completion(&bfad->comp);
- bfa_stop(&bfad->bfa);
+ bfa_iocfc_stop(&bfad->bfa);
bfad->bfad_flags &= ~BFAD_HAL_START_DONE;
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
wait_for_completion(&bfad->comp);
+
+ bfa_sm_send_event(bfad, BFAD_E_EXIT_COMP);
}
bfa_status_t
-bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role)
+bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role)
{
- int rc = BFA_STATUS_OK;
+ int rc = BFA_STATUS_OK;
- /*
- * Allocate scsi_host for the physical port
- */
- if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM)
- && (role & BFA_PORT_ROLE_FCP_IM)) {
+ /* Allocate scsi_host for the physical port */
+ if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) &&
+ (role & BFA_LPORT_ROLE_FCP_IM)) {
if (bfad->pport.im_port == NULL) {
rc = BFA_STATUS_FAILED;
goto out;
if (rc != BFA_STATUS_OK)
goto out;
- bfad->pport.roles |= BFA_PORT_ROLE_FCP_IM;
+ bfad->pport.roles |= BFA_LPORT_ROLE_FCP_IM;
}
/* Setup the debugfs node for this scsi_host */
void
bfad_uncfg_pport(struct bfad_s *bfad)
{
- /* Remove the debugfs node for this scsi_host */
+ /* Remove the debugfs node for this scsi_host */
kfree(bfad->regdata);
bfad_debugfs_exit(&bfad->pport);
- if ((bfad->pport.roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) {
- bfad_ipfc_port_delete(bfad, &bfad->pport);
- bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IPFC;
- }
-
- if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM)
- && (bfad->pport.roles & BFA_PORT_ROLE_FCP_IM)) {
+ if ((supported_fc4s & BFA_LPORT_ROLE_FCP_IM) &&
+ (bfad->pport.roles & BFA_LPORT_ROLE_FCP_IM)) {
bfad_im_scsi_host_free(bfad, bfad->pport.im_port);
bfad_im_port_clean(bfad->pport.im_port);
kfree(bfad->pport.im_port);
- bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IM;
+ bfad->pport.roles &= ~BFA_LPORT_ROLE_FCP_IM;
}
bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE;
}
-void
-bfad_drv_log_level_set(struct bfad_s *bfad)
-{
- if (log_level > BFA_LOG_INVALID && log_level <= BFA_LOG_LEVEL_MAX)
- bfa_log_set_level_all(&bfad->log_data, log_level);
-}
-
bfa_status_t
-bfad_start_ops(struct bfad_s *bfad)
-{
- int retval;
- struct bfad_pcfg_s *pcfg, *pcfg_new;
+bfad_start_ops(struct bfad_s *bfad) {
- /* PPORT FCS config */
- bfad_fcs_port_cfg(bfad);
+ int retval;
+ unsigned long flags;
+ struct bfad_vport_s *vport, *vport_new;
+ struct bfa_fcs_driver_info_s driver_info;
- retval = bfad_cfg_pport(bfad, BFA_PORT_ROLE_FCP_IM);
- if (retval != BFA_STATUS_OK)
- goto out_cfg_pport_failure;
+ /* Fill the driver_info info to fcs*/
+ memset(&driver_info, 0, sizeof(driver_info));
+ strncpy(driver_info.version, BFAD_DRIVER_VERSION,
+ sizeof(driver_info.version) - 1);
+ if (host_name)
+ strncpy(driver_info.host_machine_name, host_name,
+ sizeof(driver_info.host_machine_name) - 1);
+ if (os_name)
+ strncpy(driver_info.host_os_name, os_name,
+ sizeof(driver_info.host_os_name) - 1);
+ if (os_patch)
+ strncpy(driver_info.host_os_patch, os_patch,
+ sizeof(driver_info.host_os_patch) - 1);
+
+ strncpy(driver_info.os_device_name, bfad->pci_name,
+ sizeof(driver_info.os_device_name - 1));
- /* BFAD level FC4 (IM/TM/IPFC) specific resource allocation */
- retval = bfad_fc4_probe(bfad);
+ /* FCS INIT */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info);
+ bfa_fcs_init(&bfad->bfa_fcs);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ retval = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM);
if (retval != BFA_STATUS_OK) {
- printk(KERN_WARNING "bfad_fc4_probe failed\n");
- goto out_fc4_probe_failure;
+ if (bfa_sm_cmp_state(bfad, bfad_sm_initializing))
+ bfa_sm_set_state(bfad, bfad_sm_failed);
+ bfad_stop(bfad);
+ return BFA_STATUS_FAILED;
}
+ /* BFAD level FC4 IM specific resource allocation */
+ retval = bfad_im_probe(bfad);
+ if (retval != BFA_STATUS_OK) {
+ printk(KERN_WARNING "bfad_im_probe failed\n");
+ if (bfa_sm_cmp_state(bfad, bfad_sm_initializing))
+ bfa_sm_set_state(bfad, bfad_sm_failed);
+ bfad_im_probe_undo(bfad);
+ bfad->bfad_flags &= ~BFAD_FC4_PROBE_DONE;
+ bfad_uncfg_pport(bfad);
+ bfad_stop(bfad);
+ return BFA_STATUS_FAILED;
+ } else
+ bfad->bfad_flags |= BFAD_FC4_PROBE_DONE;
+
bfad_drv_start(bfad);
- /* pbc vport creation */
- list_for_each_entry_safe(pcfg, pcfg_new, &bfad->pbc_pcfg_list,
- list_entry) {
+ /* Complete pbc vport create */
+ list_for_each_entry_safe(vport, vport_new, &bfad->pbc_vport_list,
+ list_entry) {
struct fc_vport_identifiers vid;
struct fc_vport *fc_vport;
+ char pwwn_buf[BFA_STRING_32];
memset(&vid, 0, sizeof(vid));
vid.roles = FC_PORT_ROLE_FCP_INITIATOR;
vid.vport_type = FC_PORTTYPE_NPIV;
vid.disable = false;
- vid.node_name = wwn_to_u64((u8 *)&pcfg->port_cfg.nwwn);
- vid.port_name = wwn_to_u64((u8 *)&pcfg->port_cfg.pwwn);
+ vid.node_name = wwn_to_u64((u8 *)
+ (&((vport->fcs_vport).lport.port_cfg.nwwn)));
+ vid.port_name = wwn_to_u64((u8 *)
+ (&((vport->fcs_vport).lport.port_cfg.pwwn)));
fc_vport = fc_vport_create(bfad->pport.im_port->shost, 0, &vid);
- if (!fc_vport)
+ if (!fc_vport) {
+ wwn2str(pwwn_buf, vid.port_name);
printk(KERN_WARNING "bfad%d: failed to create pbc vport"
- " %llx\n", bfad->inst_no, vid.port_name);
- list_del(&pcfg->list_entry);
- kfree(pcfg);
-
+ " %s\n", bfad->inst_no, pwwn_buf);
+ }
+ list_del(&vport->list_entry);
+ kfree(vport);
}
/*
* If bfa_linkup_delay is set to -1 default; try to retrive the
- * value using the bfad_os_get_linkup_delay(); else use the
+ * value using the bfad_get_linkup_delay(); else use the
* passed in module param value as the bfa_linkup_delay.
*/
if (bfa_linkup_delay < 0) {
-
- bfa_linkup_delay = bfad_os_get_linkup_delay(bfad);
- bfad_os_rport_online_wait(bfad);
+ bfa_linkup_delay = bfad_get_linkup_delay(bfad);
+ bfad_rport_online_wait(bfad);
bfa_linkup_delay = -1;
+ } else
+ bfad_rport_online_wait(bfad);
- } else {
- bfad_os_rport_online_wait(bfad);
- }
-
- bfa_log(bfad->logmod, BFA_LOG_LINUX_DEVICE_CLAIMED, bfad->pci_name);
+ BFA_LOG(KERN_INFO, bfad, bfa_log_level, "bfa device claimed\n");
return BFA_STATUS_OK;
-
-out_fc4_probe_failure:
- bfad_fc4_probe_undo(bfad);
- bfad_uncfg_pport(bfad);
-out_cfg_pport_failure:
- return BFA_STATUS_FAILED;
}
int
while (!kthread_should_stop()) {
- /* Check if the FCS init is done from bfad_drv_init;
- * if not done do FCS init and set the flag.
- */
- if (!(bfad->bfad_flags & BFAD_FCS_INIT_DONE)) {
- spin_lock_irqsave(&bfad->bfad_lock, flags);
- bfa_fcs_init(&bfad->bfa_fcs);
- bfad->bfad_flags |= BFAD_FCS_INIT_DONE;
- spin_unlock_irqrestore(&bfad->bfad_lock, flags);
- }
-
- /* Start the bfad operations after HAL init done */
- bfad_start_ops(bfad);
+ /* Send event BFAD_E_INIT_SUCCESS */
+ bfa_sm_send_event(bfad, BFAD_E_INIT_SUCCESS);
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfad->bfad_tsk = NULL;
return 0;
}
- /*
- * PCI_entry PCI driver entries * {
- */
+/*
+ * BFA driver interrupt functions
+ */
+irqreturn_t
+bfad_intx(int irq, void *dev_id)
+{
+ struct bfad_s *bfad = dev_id;
+ struct list_head doneq;
+ unsigned long flags;
+ bfa_boolean_t rc;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ rc = bfa_intx(&bfad->bfa);
+ if (!rc) {
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return IRQ_NONE;
+ }
+
+ bfa_comp_deq(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (!list_empty(&doneq)) {
+ bfa_comp_process(&bfad->bfa, &doneq);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_comp_free(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ }
+
+ return IRQ_HANDLED;
+
+}
+
+static irqreturn_t
+bfad_msix(int irq, void *dev_id)
+{
+ struct bfad_msix_s *vec = dev_id;
+ struct bfad_s *bfad = vec->bfad;
+ struct list_head doneq;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+ bfa_msix(&bfad->bfa, vec->msix.entry);
+ bfa_comp_deq(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+ if (!list_empty(&doneq)) {
+ bfa_comp_process(&bfad->bfa, &doneq);
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ bfa_comp_free(&bfad->bfa, &doneq);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ }
+
+ return IRQ_HANDLED;
+}
+
+/*
+ * Initialize the MSIX entry table.
+ */
+static void
+bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries,
+ int mask, int max_bit)
+{
+ int i;
+ int match = 0x00000001;
+
+ for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) {
+ if (mask & match) {
+ bfad->msix_tab[bfad->nvec].msix.entry = i;
+ bfad->msix_tab[bfad->nvec].bfad = bfad;
+ msix_entries[bfad->nvec].entry = i;
+ bfad->nvec++;
+ }
+
+ match <<= 1;
+ }
+
+}
-/**
+int
+bfad_install_msix_handler(struct bfad_s *bfad)
+{
+ int i, error = 0;
+
+ for (i = 0; i < bfad->nvec; i++) {
+ sprintf(bfad->msix_tab[i].name, "bfa-%s-%s",
+ bfad->pci_name,
+ ((bfa_asic_id_ct(bfad->hal_pcidev.device_id)) ?
+ msix_name_ct[i] : msix_name_cb[i]));
+
+ error = request_irq(bfad->msix_tab[i].msix.vector,
+ (irq_handler_t) bfad_msix, 0,
+ bfad->msix_tab[i].name, &bfad->msix_tab[i]);
+ bfa_trc(bfad, i);
+ bfa_trc(bfad, bfad->msix_tab[i].msix.vector);
+ if (error) {
+ int j;
+
+ for (j = 0; j < i; j++)
+ free_irq(bfad->msix_tab[j].msix.vector,
+ &bfad->msix_tab[j]);
+
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+/*
+ * Setup MSIX based interrupt.
+ */
+int
+bfad_setup_intr(struct bfad_s *bfad)
+{
+ int error = 0;
+ u32 mask = 0, i, num_bit = 0, max_bit = 0;
+ struct msix_entry msix_entries[MAX_MSIX_ENTRY];
+ struct pci_dev *pdev = bfad->pcidev;
+
+ /* Call BFA to get the msix map for this PCI function. */
+ bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
+
+ /* Set up the msix entry table */
+ bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
+
+ if ((bfa_asic_id_ct(pdev->device) && !msix_disable_ct) ||
+ (!bfa_asic_id_ct(pdev->device) && !msix_disable_cb)) {
+
+ error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec);
+ if (error) {
+ /*
+ * Only error number of vector is available.
+ * We don't have a mechanism to map multiple
+ * interrupts into one vector, so even if we
+ * can try to request less vectors, we don't
+ * know how to associate interrupt events to
+ * vectors. Linux doesn't dupicate vectors
+ * in the MSIX table for this case.
+ */
+
+ printk(KERN_WARNING "bfad%d: "
+ "pci_enable_msix failed (%d),"
+ " use line based.\n", bfad->inst_no, error);
+
+ goto line_based;
+ }
+
+ /* Save the vectors */
+ for (i = 0; i < bfad->nvec; i++) {
+ bfa_trc(bfad, msix_entries[i].vector);
+ bfad->msix_tab[i].msix.vector = msix_entries[i].vector;
+ }
+
+ bfa_msix_init(&bfad->bfa, bfad->nvec);
+
+ bfad->bfad_flags |= BFAD_MSIX_ON;
+
+ return error;
+ }
+
+line_based:
+ error = 0;
+ if (request_irq
+ (bfad->pcidev->irq, (irq_handler_t) bfad_intx, BFAD_IRQ_FLAGS,
+ BFAD_DRIVER_NAME, bfad) != 0) {
+ /* Enable interrupt handler failed */
+ return 1;
+ }
+
+ return error;
+}
+
+void
+bfad_remove_intr(struct bfad_s *bfad)
+{
+ int i;
+
+ if (bfad->bfad_flags & BFAD_MSIX_ON) {
+ for (i = 0; i < bfad->nvec; i++)
+ free_irq(bfad->msix_tab[i].msix.vector,
+ &bfad->msix_tab[i]);
+
+ pci_disable_msix(bfad->pcidev);
+ bfad->bfad_flags &= ~BFAD_MSIX_ON;
+ } else {
+ free_irq(bfad->pcidev->irq, bfad);
+ }
+}
+
+/*
* PCI probe entry.
*/
int
bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
{
- struct bfad_s *bfad;
- int error = -ENODEV, retval;
+ struct bfad_s *bfad;
+ int error = -ENODEV, retval;
- /*
- * For single port cards - only claim function 0
- */
- if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P)
- && (PCI_FUNC(pdev->devfn) != 0))
+ /* For single port cards - only claim function 0 */
+ if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) &&
+ (PCI_FUNC(pdev->devfn) != 0))
return -ENODEV;
- BFA_TRACE(BFA_INFO, "bfad_pci_probe entry");
-
bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL);
if (!bfad) {
error = -ENOMEM;
goto out_alloc_trace_failure;
}
- /*
- * LOG/TRACE INIT
- */
+ /* TRACE INIT */
bfa_trc_init(bfad->trcmod);
bfa_trc(bfad, bfad_inst);
- bfad->logmod = &bfad->log_data;
- bfa_log_init(bfad->logmod, (char *)pci_name(pdev), bfa_os_printf);
-
- bfad_drv_log_level_set(bfad);
-
- bfad->aen = &bfad->aen_buf;
-
if (!(bfad_load_fwimg(pdev))) {
- printk(KERN_WARNING "bfad_load_fwimg failure!\n");
kfree(bfad->trcmod);
goto out_alloc_trace_failure;
}
list_add_tail(&bfad->list_entry, &bfad_list);
mutex_unlock(&bfad_mutex);
+ /* Initializing the state machine: State set to uninit */
+ bfa_sm_set_state(bfad, bfad_sm_uninit);
+
spin_lock_init(&bfad->bfad_lock);
pci_set_drvdata(pdev, bfad);
bfad->ref_count = 0;
bfad->pport.bfad = bfad;
- INIT_LIST_HEAD(&bfad->pbc_pcfg_list);
-
- bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad, "%s",
- "bfad_worker");
- if (IS_ERR(bfad->bfad_tsk)) {
- printk(KERN_INFO "bfad[%d]: Kernel thread"
- " creation failed!\n",
- bfad->inst_no);
- goto out_kthread_create_failure;
- }
+ INIT_LIST_HEAD(&bfad->pbc_vport_list);
retval = bfad_drv_init(bfad);
if (retval != BFA_STATUS_OK)
goto out_drv_init_failure;
- if (!(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
- bfad->bfad_flags |= BFAD_HAL_INIT_FAIL;
- printk(KERN_WARNING "bfad%d: hal init failed\n", bfad->inst_no);
- goto ok;
- }
- retval = bfad_start_ops(bfad);
- if (retval != BFA_STATUS_OK)
- goto out_start_ops_failure;
+ bfa_sm_send_event(bfad, BFAD_E_CREATE);
- kthread_stop(bfad->bfad_tsk);
- bfad->bfad_tsk = NULL;
+ if (bfa_sm_cmp_state(bfad, bfad_sm_uninit))
+ goto out_bfad_sm_failure;
-ok:
return 0;
-out_start_ops_failure:
- bfad_drv_uninit(bfad);
+out_bfad_sm_failure:
+ bfa_detach(&bfad->bfa);
+ bfad_hal_mem_release(bfad);
out_drv_init_failure:
- kthread_stop(bfad->bfad_tsk);
-out_kthread_create_failure:
mutex_lock(&bfad_mutex);
bfad_inst--;
list_del(&bfad->list_entry);
return error;
}
-/**
+/*
* PCI remove entry.
*/
void
bfad_pci_remove(struct pci_dev *pdev)
{
- struct bfad_s *bfad = pci_get_drvdata(pdev);
- unsigned long flags;
+ struct bfad_s *bfad = pci_get_drvdata(pdev);
+ unsigned long flags;
bfa_trc(bfad, bfad->inst_no);
spin_lock_irqsave(&bfad->bfad_lock, flags);
- if (bfad->bfad_tsk != NULL)
- kthread_stop(bfad->bfad_tsk);
- spin_unlock_irqrestore(&bfad->bfad_lock, flags);
-
- if ((bfad->bfad_flags & BFAD_DRV_INIT_DONE)
- && !(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
-
- spin_lock_irqsave(&bfad->bfad_lock, flags);
- init_completion(&bfad->comp);
- bfa_stop(&bfad->bfa);
+ if (bfad->bfad_tsk != NULL) {
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
- wait_for_completion(&bfad->comp);
-
- bfad_remove_intr(bfad);
- del_timer_sync(&bfad->hal_tmo);
- goto hal_detach;
- } else if (!(bfad->bfad_flags & BFAD_DRV_INIT_DONE)) {
- goto remove_sysfs;
- }
-
- if (bfad->bfad_flags & BFAD_HAL_START_DONE) {
- bfad_drv_stop(bfad);
- } else if (bfad->bfad_flags & BFAD_DRV_INIT_DONE) {
- /* Invoking bfa_stop() before bfa_detach
- * when HAL and DRV init are success
- * but HAL start did not occur.
- */
- spin_lock_irqsave(&bfad->bfad_lock, flags);
- init_completion(&bfad->comp);
- bfa_stop(&bfad->bfa);
+ kthread_stop(bfad->bfad_tsk);
+ } else {
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
- wait_for_completion(&bfad->comp);
}
- bfad_remove_intr(bfad);
- del_timer_sync(&bfad->hal_tmo);
-
- if (bfad->bfad_flags & BFAD_FC4_PROBE_DONE)
- bfad_fc4_probe_undo(bfad);
-
- if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE)
- bfad_uncfg_pport(bfad);
+ /* Send Event BFAD_E_STOP */
+ bfa_sm_send_event(bfad, BFAD_E_STOP);
-hal_detach:
+ /* Driver detach and dealloc mem */
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_detach(&bfad->bfa);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
bfad_hal_mem_release(bfad);
-remove_sysfs:
+ /* Cleaning the BFAD instance */
mutex_lock(&bfad_mutex);
bfad_inst--;
list_del(&bfad->list_entry);
kfree(bfad);
}
-
-static struct pci_device_id bfad_id_table[] = {
+struct pci_device_id bfad_id_table[] = {
{
- .vendor = BFA_PCI_VENDOR_ID_BROCADE,
- .device = BFA_PCI_DEVICE_ID_FC_8G2P,
- .subvendor = PCI_ANY_ID,
- .subdevice = PCI_ANY_ID,
- },
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_FC_8G2P,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
{
- .vendor = BFA_PCI_VENDOR_ID_BROCADE,
- .device = BFA_PCI_DEVICE_ID_FC_8G1P,
- .subvendor = PCI_ANY_ID,
- .subdevice = PCI_ANY_ID,
- },
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_FC_8G1P,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ },
{
- .vendor = BFA_PCI_VENDOR_ID_BROCADE,
- .device = BFA_PCI_DEVICE_ID_CT,
- .subvendor = PCI_ANY_ID,
- .subdevice = PCI_ANY_ID,
- .class = (PCI_CLASS_SERIAL_FIBER << 8),
- .class_mask = ~0,
- },
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_CT,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_SERIAL_FIBER << 8),
+ .class_mask = ~0,
+ },
{
- .vendor = BFA_PCI_VENDOR_ID_BROCADE,
- .device = BFA_PCI_DEVICE_ID_CT_FC,
- .subvendor = PCI_ANY_ID,
- .subdevice = PCI_ANY_ID,
- .class = (PCI_CLASS_SERIAL_FIBER << 8),
- .class_mask = ~0,
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_CT_FC,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_SERIAL_FIBER << 8),
+ .class_mask = ~0,
},
{0, 0},
.remove = __devexit_p(bfad_pci_remove),
};
-/**
- * Linux driver module functions
- */
-bfa_status_t
-bfad_fc4_module_init(void)
-{
- int rc;
-
- rc = bfad_im_module_init();
- if (rc != BFA_STATUS_OK)
- goto ext;
-
- bfad_tm_module_init();
- if (ipfc_enable)
- bfad_ipfc_module_init();
-ext:
- return rc;
-}
-
-void
-bfad_fc4_module_exit(void)
-{
- if (ipfc_enable)
- bfad_ipfc_module_exit();
- bfad_tm_module_exit();
- bfad_im_module_exit();
-}
-
-/**
+/*
* Driver module init.
*/
-static int __init
+static int __init
bfad_init(void)
{
- int error = 0;
+ int error = 0;
printk(KERN_INFO "Brocade BFA FC/FCOE SCSI driver - version: %s\n",
- BFAD_DRIVER_VERSION);
+ BFAD_DRIVER_VERSION);
if (num_sgpgs > 0)
num_sgpgs_parm = num_sgpgs;
- error = bfad_fc4_module_init();
+ error = bfad_im_module_init();
if (error) {
error = -ENOMEM;
- printk(KERN_WARNING "bfad_fc4_module_init failure\n");
+ printk(KERN_WARNING "bfad_im_module_init failure\n");
goto ext;
}
- if (!strcmp(FCPI_NAME, " fcpim"))
- bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IM;
- if (!strcmp(FCPT_NAME, " fcptm"))
- bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_TM;
- if (!strcmp(IPFC_NAME, " ipfc"))
- bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IPFC;
+ if (strcmp(FCPI_NAME, " fcpim") == 0)
+ supported_fc4s |= BFA_LPORT_ROLE_FCP_IM;
- bfa_ioc_auto_recover(ioc_auto_recover);
+ bfa_auto_recover = ioc_auto_recover;
bfa_fcs_rport_set_del_timeout(rport_del_timeout);
- error = pci_register_driver(&bfad_pci_driver);
+ error = pci_register_driver(&bfad_pci_driver);
if (error) {
- printk(KERN_WARNING "bfad pci_register_driver failure\n");
+ printk(KERN_WARNING "pci_register_driver failure\n");
goto ext;
}
return 0;
ext:
- bfad_fc4_module_exit();
+ bfad_im_module_exit();
return error;
}
-/**
+/*
* Driver module exit.
*/
-static void __exit
+static void __exit
bfad_exit(void)
{
pci_unregister_driver(&bfad_pci_driver);
- bfad_fc4_module_exit();
+ bfad_im_module_exit();
bfad_free_fwimg();
}
-#define BFAD_PROTO_NAME FCPI_NAME FCPT_NAME IPFC_NAME
+/* Firmware handling */
+u32 *
+bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+ u32 *bfi_image_size, char *fw_name)
+{
+ const struct firmware *fw;
+
+ if (request_firmware(&fw, fw_name, &pdev->dev)) {
+ printk(KERN_ALERT "Can't locate firmware %s\n", fw_name);
+ goto error;
+ }
+
+ *bfi_image = vmalloc(fw->size);
+ if (NULL == *bfi_image) {
+ printk(KERN_ALERT "Fail to allocate buffer for fw image "
+ "size=%x!\n", (u32) fw->size);
+ goto error;
+ }
+
+ memcpy(*bfi_image, fw->data, fw->size);
+ *bfi_image_size = fw->size/sizeof(u32);
+
+ return *bfi_image;
+
+error:
+ return NULL;
+}
+
+u32 *
+bfad_get_firmware_buf(struct pci_dev *pdev)
+{
+ if (pdev->device == BFA_PCI_DEVICE_ID_CT_FC) {
+ if (bfi_image_ct_fc_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_ct_fc,
+ &bfi_image_ct_fc_size, BFAD_FW_FILE_CT_FC);
+ return bfi_image_ct_fc;
+ } else if (pdev->device == BFA_PCI_DEVICE_ID_CT) {
+ if (bfi_image_ct_cna_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_ct_cna,
+ &bfi_image_ct_cna_size, BFAD_FW_FILE_CT_CNA);
+ return bfi_image_ct_cna;
+ } else {
+ if (bfi_image_cb_fc_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_cb_fc,
+ &bfi_image_cb_fc_size, BFAD_FW_FILE_CB_FC);
+ return bfi_image_cb_fc;
+ }
+}
module_init(bfad_init);
module_exit(bfad_exit);
MODULE_DESCRIPTION("Brocade Fibre Channel HBA Driver" BFAD_PROTO_NAME);
MODULE_AUTHOR("Brocade Communications Systems, Inc.");
MODULE_VERSION(BFAD_DRIVER_VERSION);
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projects / mv-sheeva.git / blobdiff