--- /dev/null
+/*******************************************************************
+ * This file is part of the Emulex Linux Device Driver for *
+ * Enterprise Fibre Channel Host Bus Adapters. *
+ * Refer to the README file included with this package for *
+ * driver version and adapter support. *
+ * Copyright (C) 2004 Emulex Corporation. *
+ * www.emulex.com *
+ * *
+ * This program is free software; you can redistribute it and/or *
+ * modify it under the terms of the GNU General Public License *
+ * as published by the Free Software Foundation; either version 2 *
+ * of the License, or (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details, a copy of which *
+ * can be found in the file COPYING included with this package. *
+ *******************************************************************/
+
+/*
+ * $Id: lpfc_attr.c 1.24 2005/04/13 11:58:55EDT sf_support Exp $
+ */
+
+#include <linux/ctype.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_host.h>
+#include <scsi/scsi_tcq.h>
+#include <scsi/scsi_transport_fc.h>
+
+#include "lpfc_hw.h"
+#include "lpfc_sli.h"
+#include "lpfc_disc.h"
+#include "lpfc_scsi.h"
+#include "lpfc.h"
+#include "lpfc_logmsg.h"
+#include "lpfc_version.h"
+#include "lpfc_compat.h"
+#include "lpfc_crtn.h"
+
+
+static void
+lpfc_jedec_to_ascii(int incr, char hdw[])
+{
+ int i, j;
+ for (i = 0; i < 8; i++) {
+ j = (incr & 0xf);
+ if (j <= 9)
+ hdw[7 - i] = 0x30 + j;
+ else
+ hdw[7 - i] = 0x61 + j - 10;
+ incr = (incr >> 4);
+ }
+ hdw[8] = 0;
+ return;
+}
+
+static ssize_t
+lpfc_drvr_version_show(struct class_device *cdev, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, LPFC_MODULE_DESC "\n");
+}
+
+static ssize_t
+management_version_show(struct class_device *cdev, char *buf)
+{
+ return snprintf(buf, PAGE_SIZE, DFC_API_VERSION "\n");
+}
+
+static ssize_t
+lpfc_info_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ return snprintf(buf, PAGE_SIZE, "%s\n",lpfc_info(host));
+}
+
+static ssize_t
+lpfc_serialnum_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%s\n",phba->SerialNumber);
+}
+
+static ssize_t
+lpfc_modeldesc_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelDesc);
+}
+
+static ssize_t
+lpfc_modelname_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelName);
+}
+
+static ssize_t
+lpfc_programtype_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%s\n",phba->ProgramType);
+}
+
+static ssize_t
+lpfc_portnum_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%s\n",phba->Port);
+}
+
+static ssize_t
+lpfc_fwrev_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ char fwrev[32];
+ lpfc_decode_firmware_rev(phba, fwrev, 1);
+ return snprintf(buf, PAGE_SIZE, "%s\n",fwrev);
+}
+
+static ssize_t
+lpfc_hdw_show(struct class_device *cdev, char *buf)
+{
+ char hdw[9];
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ lpfc_vpd_t *vp = &phba->vpd;
+ lpfc_jedec_to_ascii(vp->rev.biuRev, hdw);
+ return snprintf(buf, PAGE_SIZE, "%s\n", hdw);
+}
+static ssize_t
+lpfc_option_rom_version_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%s\n", phba->OptionROMVersion);
+}
+static ssize_t
+lpfc_state_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ int len = 0;
+ switch (phba->hba_state) {
+ case LPFC_INIT_START:
+ case LPFC_INIT_MBX_CMDS:
+ case LPFC_LINK_DOWN:
+ len += snprintf(buf + len, PAGE_SIZE-len, "Link Down\n");
+ break;
+ case LPFC_LINK_UP:
+ case LPFC_LOCAL_CFG_LINK:
+ len += snprintf(buf + len, PAGE_SIZE-len, "Link Up\n");
+ break;
+ case LPFC_FLOGI:
+ case LPFC_FABRIC_CFG_LINK:
+ case LPFC_NS_REG:
+ case LPFC_NS_QRY:
+ case LPFC_BUILD_DISC_LIST:
+ case LPFC_DISC_AUTH:
+ case LPFC_CLEAR_LA:
+ len += snprintf(buf + len, PAGE_SIZE-len,
+ "Link Up - Discovery\n");
+ break;
+ case LPFC_HBA_READY:
+ len += snprintf(buf + len, PAGE_SIZE-len,
+ "Link Up - Ready:\n");
+ if (phba->fc_topology == TOPOLOGY_LOOP) {
+ if (phba->fc_flag & FC_PUBLIC_LOOP)
+ len += snprintf(buf + len, PAGE_SIZE-len,
+ " Public Loop\n");
+ else
+ len += snprintf(buf + len, PAGE_SIZE-len,
+ " Private Loop\n");
+ } else {
+ if (phba->fc_flag & FC_FABRIC)
+ len += snprintf(buf + len, PAGE_SIZE-len,
+ " Fabric\n");
+ else
+ len += snprintf(buf + len, PAGE_SIZE-len,
+ " Point-2-Point\n");
+ }
+ }
+ return len;
+}
+
+static ssize_t
+lpfc_num_discovered_ports_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%d\n", phba->fc_map_cnt +
+ phba->fc_unmap_cnt);
+}
+
+
+static ssize_t
+lpfc_issue_lip (struct class_device *cdev, const char *buf, size_t count)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba *) host->hostdata[0];
+ int val = 0;
+ LPFC_MBOXQ_t *pmboxq;
+ int mbxstatus = MBXERR_ERROR;
+
+ if ((sscanf(buf, "%d", &val) != 1) ||
+ (val != 1))
+ return -EINVAL;
+
+ if ((phba->fc_flag & FC_OFFLINE_MODE) ||
+ (phba->hba_state != LPFC_HBA_READY))
+ return -EPERM;
+
+ pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
+
+ if (!pmboxq)
+ return -ENOMEM;
+
+ memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
+ lpfc_init_link(phba, pmboxq, phba->cfg_topology, phba->cfg_link_speed);
+ mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
+
+ if (mbxstatus == MBX_TIMEOUT)
+ pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ else
+ mempool_free( pmboxq, phba->mbox_mem_pool);
+
+ if (mbxstatus == MBXERR_ERROR)
+ return -EIO;
+
+ return strlen(buf);
+}
+
+static ssize_t
+lpfc_nport_evt_cnt_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt);
+}
+
+static ssize_t
+lpfc_board_online_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+
+ if (!phba) return 0;
+
+ if (phba->fc_flag & FC_OFFLINE_MODE)
+ return snprintf(buf, PAGE_SIZE, "0\n");
+ else
+ return snprintf(buf, PAGE_SIZE, "1\n");
+}
+
+static ssize_t
+lpfc_board_online_store(struct class_device *cdev, const char *buf,
+ size_t count)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ struct completion online_compl;
+ int val=0, status=0;
+
+ if (sscanf(buf, "%d", &val) != 1)
+ return 0;
+
+ init_completion(&online_compl);
+
+ if (val)
+ lpfc_workq_post_event(phba, &status, &online_compl,
+ LPFC_EVT_ONLINE);
+ else
+ lpfc_workq_post_event(phba, &status, &online_compl,
+ LPFC_EVT_OFFLINE);
+ wait_for_completion(&online_compl);
+ if (!status)
+ return strlen(buf);
+ else
+ return 0;
+}
+
+
+#define lpfc_param_show(attr) \
+static ssize_t \
+lpfc_##attr##_show(struct class_device *cdev, char *buf) \
+{ \
+ struct Scsi_Host *host = class_to_shost(cdev);\
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];\
+ int val = 0;\
+ if (phba){\
+ val = phba->cfg_##attr;\
+ return snprintf(buf, PAGE_SIZE, "%d\n",\
+ phba->cfg_##attr);\
+ }\
+ return 0;\
+}
+
+#define lpfc_param_store(attr, minval, maxval) \
+static ssize_t \
+lpfc_##attr##_store(struct class_device *cdev, const char *buf, size_t count) \
+{ \
+ struct Scsi_Host *host = class_to_shost(cdev);\
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];\
+ int val = 0;\
+ if (!isdigit(buf[0]))\
+ return -EINVAL;\
+ if (sscanf(buf, "0x%x", &val) != 1)\
+ if (sscanf(buf, "%d", &val) != 1)\
+ return -EINVAL;\
+ if (phba){\
+ if (val >= minval && val <= maxval) {\
+ phba->cfg_##attr = val;\
+ return strlen(buf);\
+ }\
+ }\
+ return 0;\
+}
+
+#define LPFC_ATTR_R_NOINIT(name, desc) \
+extern int lpfc_##name;\
+module_param(lpfc_##name, int, 0);\
+MODULE_PARM_DESC(lpfc_##name, desc);\
+lpfc_param_show(name)\
+static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
+
+#define LPFC_ATTR_R(name, defval, minval, maxval, desc) \
+static int lpfc_##name = defval;\
+module_param(lpfc_##name, int, 0);\
+MODULE_PARM_DESC(lpfc_##name, desc);\
+lpfc_param_show(name)\
+static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
+
+#define LPFC_ATTR_RW(name, defval, minval, maxval, desc) \
+static int lpfc_##name = defval;\
+module_param(lpfc_##name, int, 0);\
+MODULE_PARM_DESC(lpfc_##name, desc);\
+lpfc_param_show(name)\
+lpfc_param_store(name, minval, maxval)\
+static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
+ lpfc_##name##_show, lpfc_##name##_store)
+
+static CLASS_DEVICE_ATTR(info, S_IRUGO, lpfc_info_show, NULL);
+static CLASS_DEVICE_ATTR(serialnum, S_IRUGO, lpfc_serialnum_show, NULL);
+static CLASS_DEVICE_ATTR(modeldesc, S_IRUGO, lpfc_modeldesc_show, NULL);
+static CLASS_DEVICE_ATTR(modelname, S_IRUGO, lpfc_modelname_show, NULL);
+static CLASS_DEVICE_ATTR(programtype, S_IRUGO, lpfc_programtype_show, NULL);
+static CLASS_DEVICE_ATTR(portnum, S_IRUGO, lpfc_portnum_show, NULL);
+static CLASS_DEVICE_ATTR(fwrev, S_IRUGO, lpfc_fwrev_show, NULL);
+static CLASS_DEVICE_ATTR(hdw, S_IRUGO, lpfc_hdw_show, NULL);
+static CLASS_DEVICE_ATTR(state, S_IRUGO, lpfc_state_show, NULL);
+static CLASS_DEVICE_ATTR(option_rom_version, S_IRUGO,
+ lpfc_option_rom_version_show, NULL);
+static CLASS_DEVICE_ATTR(num_discovered_ports, S_IRUGO,
+ lpfc_num_discovered_ports_show, NULL);
+static CLASS_DEVICE_ATTR(nport_evt_cnt, S_IRUGO, lpfc_nport_evt_cnt_show, NULL);
+static CLASS_DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show,
+ NULL);
+static CLASS_DEVICE_ATTR(management_version, S_IRUGO, management_version_show,
+ NULL);
+static CLASS_DEVICE_ATTR(issue_lip, S_IWUSR, NULL, lpfc_issue_lip);
+static CLASS_DEVICE_ATTR(board_online, S_IRUGO | S_IWUSR,
+ lpfc_board_online_show, lpfc_board_online_store);
+
+
+/*
+# lpfc_log_verbose: Only turn this flag on if you are willing to risk being
+# deluged with LOTS of information.
+# You can set a bit mask to record specific types of verbose messages:
+#
+# LOG_ELS 0x1 ELS events
+# LOG_DISCOVERY 0x2 Link discovery events
+# LOG_MBOX 0x4 Mailbox events
+# LOG_INIT 0x8 Initialization events
+# LOG_LINK_EVENT 0x10 Link events
+# LOG_IP 0x20 IP traffic history
+# LOG_FCP 0x40 FCP traffic history
+# LOG_NODE 0x80 Node table events
+# LOG_MISC 0x400 Miscellaneous events
+# LOG_SLI 0x800 SLI events
+# LOG_CHK_COND 0x1000 FCP Check condition flag
+# LOG_LIBDFC 0x2000 LIBDFC events
+# LOG_ALL_MSG 0xffff LOG all messages
+*/
+LPFC_ATTR_RW(log_verbose, 0x0, 0x0, 0xffff, "Verbose logging bit-mask");
+
+/*
+# lun_queue_depth: This parameter is used to limit the number of outstanding
+# commands per FCP LUN. Value range is [1,128]. Default value is 30.
+*/
+LPFC_ATTR_R(lun_queue_depth, 30, 1, 128,
+ "Max number of FCP commands we can queue to a specific LUN");
+
+/*
+# Some disk devices have a "select ID" or "select Target" capability.
+# From a protocol standpoint "select ID" usually means select the
+# Fibre channel "ALPA". In the FC-AL Profile there is an "informative
+# annex" which contains a table that maps a "select ID" (a number
+# between 0 and 7F) to an ALPA. By default, for compatibility with
+# older drivers, the lpfc driver scans this table from low ALPA to high
+# ALPA.
+#
+# Turning on the scan-down variable (on = 1, off = 0) will
+# cause the lpfc driver to use an inverted table, effectively
+# scanning ALPAs from high to low. Value range is [0,1]. Default value is 1.
+#
+# (Note: This "select ID" functionality is a LOOP ONLY characteristic
+# and will not work across a fabric. Also this parameter will take
+# effect only in the case when ALPA map is not available.)
+*/
+LPFC_ATTR_R(scan_down, 1, 0, 1,
+ "Start scanning for devices from highest ALPA to lowest");
+
+/*
+# lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear
+# until the timer expires. Value range is [0,255]. Default value is 20.
+# NOTE: this MUST be less then the SCSI Layer command timeout - 1.
+*/
+LPFC_ATTR_RW(nodev_tmo, 30, 0, 255,
+ "Seconds driver will hold I/O waiting for a device to come back");
+
+/*
+# lpfc_topology: link topology for init link
+# 0x0 = attempt loop mode then point-to-point
+# 0x02 = attempt point-to-point mode only
+# 0x04 = attempt loop mode only
+# 0x06 = attempt point-to-point mode then loop
+# Set point-to-point mode if you want to run as an N_Port.
+# Set loop mode if you want to run as an NL_Port. Value range is [0,0x6].
+# Default value is 0.
+*/
+LPFC_ATTR_R(topology, 0, 0, 6, "Select Fibre Channel topology");
+
+/*
+# lpfc_link_speed: Link speed selection for initializing the Fibre Channel
+# connection.
+# 0 = auto select (default)
+# 1 = 1 Gigabaud
+# 2 = 2 Gigabaud
+# 4 = 4 Gigabaud
+# Value range is [0,4]. Default value is 0.
+*/
+LPFC_ATTR_R(link_speed, 0, 0, 4, "Select link speed");
+
+/*
+# lpfc_fcp_class: Determines FC class to use for the FCP protocol.
+# Value range is [2,3]. Default value is 3.
+*/
+LPFC_ATTR_R(fcp_class, 3, 2, 3,
+ "Select Fibre Channel class of service for FCP sequences");
+
+/*
+# lpfc_use_adisc: Use ADISC for FCP rediscovery instead of PLOGI. Value range
+# is [0,1]. Default value is 0.
+*/
+LPFC_ATTR_RW(use_adisc, 0, 0, 1,
+ "Use ADISC on rediscovery to authenticate FCP devices");
+
+/*
+# lpfc_ack0: Use ACK0, instead of ACK1 for class 2 acknowledgement. Value
+# range is [0,1]. Default value is 0.
+*/
+LPFC_ATTR_R(ack0, 0, 0, 1, "Enable ACK0 support");
+
+/*
+# lpfc_cr_delay & lpfc_cr_count: Default values for I/O colaesing
+# cr_delay (msec) or cr_count outstanding commands. cr_delay can take
+# value [0,63]. cr_count can take value [0,255]. Default value of cr_delay
+# is 0. Default value of cr_count is 1. The cr_count feature is disabled if
+# cr_delay is set to 0.
+*/
+static int lpfc_cr_delay = 0;
+module_param(lpfc_cr_delay, int , 0);
+MODULE_PARM_DESC(lpfc_cr_delay, "A count of milliseconds after which an "
+ "interrupt response is generated");
+
+static int lpfc_cr_count = 1;
+module_param(lpfc_cr_count, int, 0);
+MODULE_PARM_DESC(lpfc_cr_count, "A count of I/O completions after which an "
+ "interrupt response is generated");
+
+/*
+# lpfc_fdmi_on: controls FDMI support.
+# 0 = no FDMI support
+# 1 = support FDMI without attribute of hostname
+# 2 = support FDMI with attribute of hostname
+# Value range [0,2]. Default value is 0.
+*/
+LPFC_ATTR_RW(fdmi_on, 0, 0, 2, "Enable FDMI support");
+
+/*
+# Specifies the maximum number of ELS cmds we can have outstanding (for
+# discovery). Value range is [1,64]. Default value = 32.
+*/
+static int lpfc_discovery_threads = 32;
+module_param(lpfc_discovery_threads, int, 0);
+MODULE_PARM_DESC(lpfc_discovery_threads, "Maximum number of ELS commands "
+ "during discovery");
+
+/*
+# lpfc_max_luns: maximum number of LUNs per target driver will support
+# Value range is [1,32768]. Default value is 256.
+# NOTE: The SCSI layer will scan each target for this many luns
+*/
+LPFC_ATTR_R(max_luns, 256, 1, 32768,
+ "Maximum number of LUNs per target driver will support");
+
+struct class_device_attribute *lpfc_host_attrs[] = {
+ &class_device_attr_info,
+ &class_device_attr_serialnum,
+ &class_device_attr_modeldesc,
+ &class_device_attr_modelname,
+ &class_device_attr_programtype,
+ &class_device_attr_portnum,
+ &class_device_attr_fwrev,
+ &class_device_attr_hdw,
+ &class_device_attr_option_rom_version,
+ &class_device_attr_state,
+ &class_device_attr_num_discovered_ports,
+ &class_device_attr_lpfc_drvr_version,
+ &class_device_attr_lpfc_log_verbose,
+ &class_device_attr_lpfc_lun_queue_depth,
+ &class_device_attr_lpfc_nodev_tmo,
+ &class_device_attr_lpfc_fcp_class,
+ &class_device_attr_lpfc_use_adisc,
+ &class_device_attr_lpfc_ack0,
+ &class_device_attr_lpfc_topology,
+ &class_device_attr_lpfc_scan_down,
+ &class_device_attr_lpfc_link_speed,
+ &class_device_attr_lpfc_fdmi_on,
+ &class_device_attr_lpfc_max_luns,
+ &class_device_attr_nport_evt_cnt,
+ &class_device_attr_management_version,
+ &class_device_attr_issue_lip,
+ &class_device_attr_board_online,
+ NULL,
+};
+
+static ssize_t
+sysfs_ctlreg_write(struct kobject *kobj, char *buf, loff_t off, size_t count)
+{
+ size_t buf_off;
+ struct Scsi_Host *host = class_to_shost(container_of(kobj,
+ struct class_device, kobj));
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+
+ if ((off + count) > FF_REG_AREA_SIZE)
+ return -ERANGE;
+
+ if (count == 0) return 0;
+
+ if (off % 4 || count % 4 || (unsigned long)buf % 4)
+ return -EINVAL;
+
+ spin_lock_irq(phba->host->host_lock);
+
+ if (!(phba->fc_flag & FC_OFFLINE_MODE)) {
+ spin_unlock_irq(phba->host->host_lock);
+ return -EPERM;
+ }
+
+ for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t))
+ writel(*((uint32_t *)(buf + buf_off)),
+ phba->ctrl_regs_memmap_p + off + buf_off);
+
+ spin_unlock_irq(phba->host->host_lock);
+
+ return count;
+}
+
+static ssize_t
+sysfs_ctlreg_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
+{
+ size_t buf_off;
+ uint32_t * tmp_ptr;
+ struct Scsi_Host *host = class_to_shost(container_of(kobj,
+ struct class_device, kobj));
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+
+ if (off > FF_REG_AREA_SIZE)
+ return -ERANGE;
+
+ if ((off + count) > FF_REG_AREA_SIZE)
+ count = FF_REG_AREA_SIZE - off;
+
+ if (count == 0) return 0;
+
+ if (off % 4 || count % 4 || (unsigned long)buf % 4)
+ return -EINVAL;
+
+ spin_lock_irq(phba->host->host_lock);
+
+ for (buf_off = 0; buf_off < count; buf_off += sizeof(uint32_t)) {
+ tmp_ptr = (uint32_t *)(buf + buf_off);
+ *tmp_ptr = readl(phba->ctrl_regs_memmap_p + off + buf_off);
+ }
+
+ spin_unlock_irq(phba->host->host_lock);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_ctlreg_attr = {
+ .attr = {
+ .name = "ctlreg",
+ .mode = S_IRUSR | S_IWUSR,
+ .owner = THIS_MODULE,
+ },
+ .size = 256,
+ .read = sysfs_ctlreg_read,
+ .write = sysfs_ctlreg_write,
+};
+
+
+static void
+sysfs_mbox_idle (struct lpfc_hba * phba)
+{
+ phba->sysfs_mbox.state = SMBOX_IDLE;
+ phba->sysfs_mbox.offset = 0;
+
+ if (phba->sysfs_mbox.mbox) {
+ mempool_free(phba->sysfs_mbox.mbox,
+ phba->mbox_mem_pool);
+ phba->sysfs_mbox.mbox = NULL;
+ }
+}
+
+static ssize_t
+sysfs_mbox_write(struct kobject *kobj, char *buf, loff_t off, size_t count)
+{
+ struct Scsi_Host * host =
+ class_to_shost(container_of(kobj, struct class_device, kobj));
+ struct lpfc_hba * phba = (struct lpfc_hba*)host->hostdata[0];
+ struct lpfcMboxq * mbox = NULL;
+
+ if ((count + off) > MAILBOX_CMD_SIZE)
+ return -ERANGE;
+
+ if (off % 4 || count % 4 || (unsigned long)buf % 4)
+ return -EINVAL;
+
+ if (count == 0)
+ return 0;
+
+ if (off == 0) {
+ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!mbox)
+ return -ENOMEM;
+
+ }
+
+ spin_lock_irq(host->host_lock);
+
+ if (off == 0) {
+ if (phba->sysfs_mbox.mbox)
+ mempool_free(mbox, phba->mbox_mem_pool);
+ else
+ phba->sysfs_mbox.mbox = mbox;
+ phba->sysfs_mbox.state = SMBOX_WRITING;
+ } else {
+ if (phba->sysfs_mbox.state != SMBOX_WRITING ||
+ phba->sysfs_mbox.offset != off ||
+ phba->sysfs_mbox.mbox == NULL ) {
+ sysfs_mbox_idle(phba);
+ spin_unlock_irq(host->host_lock);
+ return -EINVAL;
+ }
+ }
+
+ memcpy((uint8_t *) & phba->sysfs_mbox.mbox->mb + off,
+ buf, count);
+
+ phba->sysfs_mbox.offset = off + count;
+
+ spin_unlock_irq(host->host_lock);
+
+ return count;
+}
+
+static ssize_t
+sysfs_mbox_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
+{
+ struct Scsi_Host *host =
+ class_to_shost(container_of(kobj, struct class_device,
+ kobj));
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ int rc;
+
+ if (off > sizeof(MAILBOX_t))
+ return -ERANGE;
+
+ if ((count + off) > sizeof(MAILBOX_t))
+ count = sizeof(MAILBOX_t) - off;
+
+ if (off % 4 || count % 4 || (unsigned long)buf % 4)
+ return -EINVAL;
+
+ if (off && count == 0)
+ return 0;
+
+ spin_lock_irq(phba->host->host_lock);
+
+ if (off == 0 &&
+ phba->sysfs_mbox.state == SMBOX_WRITING &&
+ phba->sysfs_mbox.offset >= 2 * sizeof(uint32_t)) {
+
+ switch (phba->sysfs_mbox.mbox->mb.mbxCommand) {
+ /* Offline only */
+ case MBX_WRITE_NV:
+ case MBX_INIT_LINK:
+ case MBX_DOWN_LINK:
+ case MBX_CONFIG_LINK:
+ case MBX_CONFIG_RING:
+ case MBX_RESET_RING:
+ case MBX_UNREG_LOGIN:
+ case MBX_CLEAR_LA:
+ case MBX_DUMP_CONTEXT:
+ case MBX_RUN_DIAGS:
+ case MBX_RESTART:
+ case MBX_FLASH_WR_ULA:
+ case MBX_SET_MASK:
+ case MBX_SET_SLIM:
+ case MBX_SET_DEBUG:
+ if (!(phba->fc_flag & FC_OFFLINE_MODE)) {
+ printk(KERN_WARNING "mbox_read:Command 0x%x "
+ "is illegal in on-line state\n",
+ phba->sysfs_mbox.mbox->mb.mbxCommand);
+ sysfs_mbox_idle(phba);
+ spin_unlock_irq(phba->host->host_lock);
+ return -EPERM;
+ }
+ case MBX_LOAD_SM:
+ case MBX_READ_NV:
+ case MBX_READ_CONFIG:
+ case MBX_READ_RCONFIG:
+ case MBX_READ_STATUS:
+ case MBX_READ_XRI:
+ case MBX_READ_REV:
+ case MBX_READ_LNK_STAT:
+ case MBX_DUMP_MEMORY:
+ case MBX_DOWN_LOAD:
+ case MBX_UPDATE_CFG:
+ case MBX_LOAD_AREA:
+ case MBX_LOAD_EXP_ROM:
+ break;
+ case MBX_READ_SPARM64:
+ case MBX_READ_LA:
+ case MBX_READ_LA64:
+ case MBX_REG_LOGIN:
+ case MBX_REG_LOGIN64:
+ case MBX_CONFIG_PORT:
+ case MBX_RUN_BIU_DIAG:
+ printk(KERN_WARNING "mbox_read: Illegal Command 0x%x\n",
+ phba->sysfs_mbox.mbox->mb.mbxCommand);
+ sysfs_mbox_idle(phba);
+ spin_unlock_irq(phba->host->host_lock);
+ return -EPERM;
+ default:
+ printk(KERN_WARNING "mbox_read: Unknown Command 0x%x\n",
+ phba->sysfs_mbox.mbox->mb.mbxCommand);
+ sysfs_mbox_idle(phba);
+ spin_unlock_irq(phba->host->host_lock);
+ return -EPERM;
+ }
+
+ if ((phba->fc_flag & FC_OFFLINE_MODE) ||
+ (!(phba->sli.sli_flag & LPFC_SLI2_ACTIVE))){
+
+ spin_unlock_irq(phba->host->host_lock);
+ rc = lpfc_sli_issue_mbox (phba,
+ phba->sysfs_mbox.mbox,
+ MBX_POLL);
+ spin_lock_irq(phba->host->host_lock);
+
+ } else {
+ spin_unlock_irq(phba->host->host_lock);
+ rc = lpfc_sli_issue_mbox_wait (phba,
+ phba->sysfs_mbox.mbox,
+ phba->fc_ratov * 2);
+ spin_lock_irq(phba->host->host_lock);
+ }
+
+ if (rc != MBX_SUCCESS) {
+ sysfs_mbox_idle(phba);
+ spin_unlock_irq(host->host_lock);
+ return -ENODEV;
+ }
+ phba->sysfs_mbox.state = SMBOX_READING;
+ }
+ else if (phba->sysfs_mbox.offset != off ||
+ phba->sysfs_mbox.state != SMBOX_READING) {
+ printk(KERN_WARNING "mbox_read: Bad State\n");
+ sysfs_mbox_idle(phba);
+ spin_unlock_irq(host->host_lock);
+ return -EINVAL;
+ }
+
+ memcpy(buf, (uint8_t *) & phba->sysfs_mbox.mbox->mb + off, count);
+
+ phba->sysfs_mbox.offset = off + count;
+
+ if (phba->sysfs_mbox.offset == sizeof(MAILBOX_t))
+ sysfs_mbox_idle(phba);
+
+ spin_unlock_irq(phba->host->host_lock);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_mbox_attr = {
+ .attr = {
+ .name = "mbox",
+ .mode = S_IRUSR | S_IWUSR,
+ .owner = THIS_MODULE,
+ },
+ .size = sizeof(MAILBOX_t),
+ .read = sysfs_mbox_read,
+ .write = sysfs_mbox_write,
+};
+
+int
+lpfc_alloc_sysfs_attr(struct lpfc_hba *phba)
+{
+ struct Scsi_Host *host = phba->host;
+ int error;
+
+ error = sysfs_create_bin_file(&host->shost_classdev.kobj,
+ &sysfs_ctlreg_attr);
+ if (error)
+ goto out;
+
+ error = sysfs_create_bin_file(&host->shost_classdev.kobj,
+ &sysfs_mbox_attr);
+ if (error)
+ goto out_remove_ctlreg_attr;
+
+ return 0;
+out_remove_ctlreg_attr:
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &sysfs_ctlreg_attr);
+out:
+ return error;
+}
+
+void
+lpfc_free_sysfs_attr(struct lpfc_hba *phba)
+{
+ struct Scsi_Host *host = phba->host;
+
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &sysfs_mbox_attr);
+ sysfs_remove_bin_file(&host->shost_classdev.kobj, &sysfs_ctlreg_attr);
+}
+
+
+/*
+ * Dynamic FC Host Attributes Support
+ */
+
+static void
+lpfc_get_host_port_id(struct Scsi_Host *shost)
+{
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0];
+ /* note: fc_myDID already in cpu endianness */
+ fc_host_port_id(shost) = phba->fc_myDID;
+}
+
+static void
+lpfc_get_host_port_type(struct Scsi_Host *shost)
+{
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0];
+
+ spin_lock_irq(shost->host_lock);
+
+ if (phba->hba_state == LPFC_HBA_READY) {
+ if (phba->fc_topology == TOPOLOGY_LOOP) {
+ if (phba->fc_flag & FC_PUBLIC_LOOP)
+ fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
+ else
+ fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
+ } else {
+ if (phba->fc_flag & FC_FABRIC)
+ fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
+ else
+ fc_host_port_type(shost) = FC_PORTTYPE_PTP;
+ }
+ } else
+ fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
+
+ spin_unlock_irq(shost->host_lock);
+}
+
+static void
+lpfc_get_host_port_state(struct Scsi_Host *shost)
+{
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0];
+
+ spin_lock_irq(shost->host_lock);
+
+ if (phba->fc_flag & FC_OFFLINE_MODE)
+ fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
+ else {
+ switch (phba->hba_state) {
+ case LPFC_INIT_START:
+ case LPFC_INIT_MBX_CMDS:
+ case LPFC_LINK_DOWN:
+ fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+ break;
+ case LPFC_LINK_UP:
+ case LPFC_LOCAL_CFG_LINK:
+ case LPFC_FLOGI:
+ case LPFC_FABRIC_CFG_LINK:
+ case LPFC_NS_REG:
+ case LPFC_NS_QRY:
+ case LPFC_BUILD_DISC_LIST:
+ case LPFC_DISC_AUTH:
+ case LPFC_CLEAR_LA:
+ case LPFC_HBA_READY:
+ /* Links up, beyond this port_type reports state */
+ fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
+ break;
+ case LPFC_HBA_ERROR:
+ fc_host_port_state(shost) = FC_PORTSTATE_ERROR;
+ break;
+ default:
+ fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
+ break;
+ }
+ }
+
+ spin_unlock_irq(shost->host_lock);
+}
+
+static void
+lpfc_get_host_speed(struct Scsi_Host *shost)
+{
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0];
+
+ spin_lock_irq(shost->host_lock);
+
+ if (phba->hba_state == LPFC_HBA_READY) {
+ switch(phba->fc_linkspeed) {
+ case LA_1GHZ_LINK:
+ fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
+ break;
+ case LA_2GHZ_LINK:
+ fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
+ break;
+ case LA_4GHZ_LINK:
+ fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
+ break;
+ default:
+ fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
+ break;
+ }
+ }
+
+ spin_unlock_irq(shost->host_lock);
+}
+
+static void
+lpfc_get_host_fabric_name (struct Scsi_Host *shost)
+{
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0];
+ u64 nodename;
+
+ spin_lock_irq(shost->host_lock);
+
+ if ((phba->fc_flag & FC_FABRIC) ||
+ ((phba->fc_topology == TOPOLOGY_LOOP) &&
+ (phba->fc_flag & FC_PUBLIC_LOOP)))
+ memcpy(&nodename, &phba->fc_fabparam.nodeName, sizeof(u64));
+ else
+ /* fabric is local port if there is no F/FL_Port */
+ memcpy(&nodename, &phba->fc_nodename, sizeof(u64));
+
+ spin_unlock_irq(shost->host_lock);
+
+ fc_host_fabric_name(shost) = be64_to_cpu(nodename);
+}
+
+
+static struct fc_host_statistics *
+lpfc_get_stats(struct Scsi_Host *shost)
+{
+ struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0];
+ struct lpfc_sli *psli = &phba->sli;
+ struct fc_host_statistics *hs =
+ (struct fc_host_statistics *)phba->link_stats;
+ LPFC_MBOXQ_t *pmboxq;
+ MAILBOX_t *pmb;
+ int rc=0;
+
+ pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!pmboxq)
+ return NULL;
+ memset(pmboxq, 0, sizeof (LPFC_MBOXQ_t));
+
+ pmb = &pmboxq->mb;
+ pmb->mbxCommand = MBX_READ_STATUS;
+ pmb->mbxOwner = OWN_HOST;
+ pmboxq->context1 = NULL;
+
+ if ((phba->fc_flag & FC_OFFLINE_MODE) ||
+ (!(psli->sli_flag & LPFC_SLI2_ACTIVE))){
+ rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
+ } else
+ rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
+
+ if (rc != MBX_SUCCESS) {
+ if (pmboxq) {
+ if (rc == MBX_TIMEOUT)
+ pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ else
+ mempool_free( pmboxq, phba->mbox_mem_pool);
+ }
+ return NULL;
+ }
+
+ hs->tx_frames = pmb->un.varRdStatus.xmitFrameCnt;
+ hs->tx_words = (pmb->un.varRdStatus.xmitByteCnt * 256);
+ hs->rx_frames = pmb->un.varRdStatus.rcvFrameCnt;
+ hs->rx_words = (pmb->un.varRdStatus.rcvByteCnt * 256);
+
+ memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
+ pmb->mbxCommand = MBX_READ_LNK_STAT;
+ pmb->mbxOwner = OWN_HOST;
+ pmboxq->context1 = NULL;
+
+ if ((phba->fc_flag & FC_OFFLINE_MODE) ||
+ (!(psli->sli_flag & LPFC_SLI2_ACTIVE))) {
+ rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
+ } else
+ rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
+
+ if (rc != MBX_SUCCESS) {
+ if (pmboxq) {
+ if (rc == MBX_TIMEOUT)
+ pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ else
+ mempool_free( pmboxq, phba->mbox_mem_pool);
+ }
+ return NULL;
+ }
+
+ hs->link_failure_count = pmb->un.varRdLnk.linkFailureCnt;
+ hs->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt;
+ hs->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt;
+ hs->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt;
+ hs->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord;
+ hs->invalid_crc_count = pmb->un.varRdLnk.crcCnt;
+ hs->error_frames = pmb->un.varRdLnk.crcCnt;
+
+ if (phba->fc_topology == TOPOLOGY_LOOP) {
+ hs->lip_count = (phba->fc_eventTag >> 1);
+ hs->nos_count = -1;
+ } else {
+ hs->lip_count = -1;
+ hs->nos_count = (phba->fc_eventTag >> 1);
+ }
+
+ hs->dumped_frames = -1;
+
+/* FIX ME */
+ /*hs->SecondsSinceLastReset = (jiffies - lpfc_loadtime) / HZ;*/
+
+ return hs;
+}
+
+
+/*
+ * The LPFC driver treats linkdown handling as target loss events so there
+ * are no sysfs handlers for link_down_tmo.
+ */
+static void
+lpfc_get_starget_port_id(struct scsi_target *starget)
+{
+ struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
+ struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata[0];
+ uint32_t did = -1;
+ struct lpfc_nodelist *ndlp = NULL;
+
+ spin_lock_irq(shost->host_lock);
+ /* Search the mapped list for this target ID */
+ list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
+ if (starget->id == ndlp->nlp_sid) {
+ did = ndlp->nlp_DID;
+ break;
+ }
+ }
+ spin_unlock_irq(shost->host_lock);
+
+ fc_starget_port_id(starget) = did;
+}
+
+static void
+lpfc_get_starget_node_name(struct scsi_target *starget)
+{
+ struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
+ struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata[0];
+ uint64_t node_name = 0;
+ struct lpfc_nodelist *ndlp = NULL;
+
+ spin_lock_irq(shost->host_lock);
+ /* Search the mapped list for this target ID */
+ list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
+ if (starget->id == ndlp->nlp_sid) {
+ memcpy(&node_name, &ndlp->nlp_nodename,
+ sizeof(struct lpfc_name));
+ break;
+ }
+ }
+ spin_unlock_irq(shost->host_lock);
+
+ fc_starget_node_name(starget) = be64_to_cpu(node_name);
+}
+
+static void
+lpfc_get_starget_port_name(struct scsi_target *starget)
+{
+ struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
+ struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata[0];
+ uint64_t port_name = 0;
+ struct lpfc_nodelist *ndlp = NULL;
+
+ spin_lock_irq(shost->host_lock);
+ /* Search the mapped list for this target ID */
+ list_for_each_entry(ndlp, &phba->fc_nlpmap_list, nlp_listp) {
+ if (starget->id == ndlp->nlp_sid) {
+ memcpy(&port_name, &ndlp->nlp_portname,
+ sizeof(struct lpfc_name));
+ break;
+ }
+ }
+ spin_unlock_irq(shost->host_lock);
+
+ fc_starget_port_name(starget) = be64_to_cpu(port_name);
+}
+
+static void
+lpfc_get_rport_loss_tmo(struct fc_rport *rport)
+{
+ /*
+ * Return the driver's global value for device loss timeout plus
+ * five seconds to allow the driver's nodev timer to run.
+ */
+ rport->dev_loss_tmo = lpfc_nodev_tmo + 5;
+}
+
+static void
+lpfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
+{
+ /*
+ * The driver doesn't have a per-target timeout setting. Set
+ * this value globally. lpfc_nodev_tmo should be greater then 0.
+ */
+ if (timeout)
+ lpfc_nodev_tmo = timeout;
+ else
+ lpfc_nodev_tmo = 1;
+ rport->dev_loss_tmo = lpfc_nodev_tmo + 5;
+}
+
+
+#define lpfc_rport_show_function(field, format_string, sz, cast) \
+static ssize_t \
+lpfc_show_rport_##field (struct class_device *cdev, char *buf) \
+{ \
+ struct fc_rport *rport = transport_class_to_rport(cdev); \
+ struct lpfc_rport_data *rdata = rport->hostdata; \
+ return snprintf(buf, sz, format_string, \
+ (rdata->target) ? cast rdata->target->field : 0); \
+}
+
+#define lpfc_rport_rd_attr(field, format_string, sz) \
+ lpfc_rport_show_function(field, format_string, sz, ) \
+static FC_RPORT_ATTR(field, S_IRUGO, lpfc_show_rport_##field, NULL)
+
+
+struct fc_function_template lpfc_transport_functions = {
+ /* fixed attributes the driver supports */
+ .show_host_node_name = 1,
+ .show_host_port_name = 1,
+ .show_host_supported_classes = 1,
+ .show_host_supported_fc4s = 1,
+ .show_host_symbolic_name = 1,
+ .show_host_supported_speeds = 1,
+ .show_host_maxframe_size = 1,
+
+ /* dynamic attributes the driver supports */
+ .get_host_port_id = lpfc_get_host_port_id,
+ .show_host_port_id = 1,
+
+ .get_host_port_type = lpfc_get_host_port_type,
+ .show_host_port_type = 1,
+
+ .get_host_port_state = lpfc_get_host_port_state,
+ .show_host_port_state = 1,
+
+ /* active_fc4s is shown but doesn't change (thus no get function) */
+ .show_host_active_fc4s = 1,
+
+ .get_host_speed = lpfc_get_host_speed,
+ .show_host_speed = 1,
+
+ .get_host_fabric_name = lpfc_get_host_fabric_name,
+ .show_host_fabric_name = 1,
+
+ /*
+ * The LPFC driver treats linkdown handling as target loss events
+ * so there are no sysfs handlers for link_down_tmo.
+ */
+
+ .get_fc_host_stats = lpfc_get_stats,
+
+ /* the LPFC driver doesn't support resetting stats yet */
+
+ .dd_fcrport_size = sizeof(struct lpfc_rport_data),
+ .show_rport_maxframe_size = 1,
+ .show_rport_supported_classes = 1,
+
+ .get_rport_dev_loss_tmo = lpfc_get_rport_loss_tmo,
+ .set_rport_dev_loss_tmo = lpfc_set_rport_loss_tmo,
+ .show_rport_dev_loss_tmo = 1,
+
+ .get_starget_port_id = lpfc_get_starget_port_id,
+ .show_starget_port_id = 1,
+
+ .get_starget_node_name = lpfc_get_starget_node_name,
+ .show_starget_node_name = 1,
+
+ .get_starget_port_name = lpfc_get_starget_port_name,
+ .show_starget_port_name = 1,
+};
+
+void
+lpfc_get_cfgparam(struct lpfc_hba *phba)
+{
+ phba->cfg_log_verbose = lpfc_log_verbose;
+ phba->cfg_cr_delay = lpfc_cr_delay;
+ phba->cfg_cr_count = lpfc_cr_count;
+ phba->cfg_lun_queue_depth = lpfc_lun_queue_depth;
+ phba->cfg_fcp_class = lpfc_fcp_class;
+ phba->cfg_use_adisc = lpfc_use_adisc;
+ phba->cfg_ack0 = lpfc_ack0;
+ phba->cfg_topology = lpfc_topology;
+ phba->cfg_scan_down = lpfc_scan_down;
+ phba->cfg_nodev_tmo = lpfc_nodev_tmo;
+ phba->cfg_link_speed = lpfc_link_speed;
+ phba->cfg_fdmi_on = lpfc_fdmi_on;
+ phba->cfg_discovery_threads = lpfc_discovery_threads;
+ phba->cfg_max_luns = lpfc_max_luns;
+
+ /*
+ * The total number of segments is the configuration value plus 2
+ * since the IOCB need a command and response bde.
+ */
+ phba->cfg_sg_seg_cnt = LPFC_SG_SEG_CNT + 2;
+
+ /*
+ * Since the sg_tablesize is module parameter, the sg_dma_buf_size
+ * used to create the sg_dma_buf_pool must be dynamically calculated
+ */
+ phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) +
+ sizeof(struct fcp_rsp) +
+ (phba->cfg_sg_seg_cnt * sizeof(struct ulp_bde64));
+
+ switch (phba->pcidev->device) {
+ case PCI_DEVICE_ID_LP101:
+ case PCI_DEVICE_ID_BSMB:
+ case PCI_DEVICE_ID_ZSMB:
+ phba->cfg_hba_queue_depth = LPFC_LP101_HBA_Q_DEPTH;
+ break;
+ case PCI_DEVICE_ID_RFLY:
+ case PCI_DEVICE_ID_PFLY:
+ case PCI_DEVICE_ID_BMID:
+ case PCI_DEVICE_ID_ZMID:
+ case PCI_DEVICE_ID_TFLY:
+ phba->cfg_hba_queue_depth = LPFC_LC_HBA_Q_DEPTH;
+ break;
+ default:
+ phba->cfg_hba_queue_depth = LPFC_DFT_HBA_Q_DEPTH;
+ }
+ return;
+}
git://git.onelab.eu / linux-2.6.git / blobdiff