/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2005 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2006 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
return snprintf(buf, PAGE_SIZE, "%s\n",phba->SerialNumber);
}
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelDesc);
}
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
return snprintf(buf, PAGE_SIZE, "%s\n",phba->ModelName);
}
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
return snprintf(buf, PAGE_SIZE, "%s\n",phba->ProgramType);
}
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
return snprintf(buf, PAGE_SIZE, "%s\n",phba->Port);
}
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
char fwrev[32];
lpfc_decode_firmware_rev(phba, fwrev, 1);
return snprintf(buf, PAGE_SIZE, "%s\n",fwrev);
{
char hdw[9];
struct Scsi_Host *host = class_to_shost(cdev);
- struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
lpfc_vpd_t *vp = &phba->vpd;
lpfc_jedec_to_ascii(vp->rev.biuRev, hdw);
return snprintf(buf, PAGE_SIZE, "%s\n", hdw);
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
int len = 0;
switch (phba->hba_state) {
+ case LPFC_STATE_UNKNOWN:
+ case LPFC_WARM_START:
case LPFC_INIT_START:
case LPFC_INIT_MBX_CMDS:
case LPFC_LINK_DOWN:
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
return snprintf(buf, PAGE_SIZE, "%d\n", phba->fc_map_cnt +
phba->fc_unmap_cnt);
}
static int
lpfc_issue_lip(struct Scsi_Host *host)
{
- struct lpfc_hba *phba = (struct lpfc_hba *) host->hostdata[0];
+ struct lpfc_hba *phba = (struct lpfc_hba *) host->hostdata;
LPFC_MBOXQ_t *pmboxq;
int mbxstatus = MBXERR_ERROR;
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt);
}
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
if (phba->fc_flag & FC_OFFLINE_MODE)
return snprintf(buf, PAGE_SIZE, "0\n");
size_t count)
{
struct Scsi_Host *host = class_to_shost(cdev);
- struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata[0];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
struct completion online_compl;
int val=0, status=0;
return -EIO;
}
+static ssize_t
+lpfc_board_mode_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
+ char * state;
+
+ if (phba->hba_state == LPFC_HBA_ERROR)
+ state = "error";
+ else if (phba->hba_state == LPFC_WARM_START)
+ state = "warm start";
+ else if (phba->hba_state == LPFC_INIT_START)
+ state = "offline";
+ else
+ state = "online";
+
+ return snprintf(buf, PAGE_SIZE, "%s\n", state);
+}
+
+static ssize_t
+lpfc_board_mode_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;
+ struct completion online_compl;
+ int status=0;
+
+ init_completion(&online_compl);
+
+ if(strncmp(buf, "online", sizeof("online") - 1) == 0)
+ lpfc_workq_post_event(phba, &status, &online_compl,
+ LPFC_EVT_ONLINE);
+ else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0)
+ lpfc_workq_post_event(phba, &status, &online_compl,
+ LPFC_EVT_OFFLINE);
+ else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0)
+ lpfc_workq_post_event(phba, &status, &online_compl,
+ LPFC_EVT_WARM_START);
+ else if (strncmp(buf, "error", sizeof("error") - 1) == 0)
+ lpfc_workq_post_event(phba, &status, &online_compl,
+ LPFC_EVT_KILL);
+ else
+ return -EINVAL;
+
+ wait_for_completion(&online_compl);
+
+ if (!status)
+ return strlen(buf);
+ else
+ return -EIO;
+}
+
+static ssize_t
+lpfc_poll_show(struct class_device *cdev, char *buf)
+{
+ struct Scsi_Host *host = class_to_shost(cdev);
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
+
+ return snprintf(buf, PAGE_SIZE, "%#x\n", phba->cfg_poll);
+}
+
+static ssize_t
+lpfc_poll_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;
+ uint32_t creg_val;
+ uint32_t old_val;
+ int val=0;
+
+ if (!isdigit(buf[0]))
+ return -EINVAL;
+
+ if (sscanf(buf, "%i", &val) != 1)
+ return -EINVAL;
+
+ if ((val & 0x3) != val)
+ return -EINVAL;
+
+ spin_lock_irq(phba->host->host_lock);
+
+ old_val = phba->cfg_poll;
+
+ if (val & ENABLE_FCP_RING_POLLING) {
+ if ((val & DISABLE_FCP_RING_INT) &&
+ !(old_val & DISABLE_FCP_RING_INT)) {
+ creg_val = readl(phba->HCregaddr);
+ creg_val &= ~(HC_R0INT_ENA << LPFC_FCP_RING);
+ writel(creg_val, phba->HCregaddr);
+ readl(phba->HCregaddr); /* flush */
+
+ lpfc_poll_start_timer(phba);
+ }
+ } else if (val != 0x0) {
+ spin_unlock_irq(phba->host->host_lock);
+ return -EINVAL;
+ }
+
+ if (!(val & DISABLE_FCP_RING_INT) &&
+ (old_val & DISABLE_FCP_RING_INT))
+ {
+ spin_unlock_irq(phba->host->host_lock);
+ del_timer(&phba->fcp_poll_timer);
+ spin_lock_irq(phba->host->host_lock);
+ creg_val = readl(phba->HCregaddr);
+ creg_val |= (HC_R0INT_ENA << LPFC_FCP_RING);
+ writel(creg_val, phba->HCregaddr);
+ readl(phba->HCregaddr); /* flush */
+ }
+
+ phba->cfg_poll = val;
+
+ spin_unlock_irq(phba->host->host_lock);
+
+ return strlen(buf);
+}
#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];\
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\
int val = 0;\
val = phba->cfg_##attr;\
return snprintf(buf, PAGE_SIZE, "%d\n",\
phba->cfg_##attr);\
}
+#define lpfc_param_hex_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;\
+ int val = 0;\
+ val = phba->cfg_##attr;\
+ return snprintf(buf, PAGE_SIZE, "%#x\n",\
+ phba->cfg_##attr);\
+}
+
#define lpfc_param_init(attr, default, minval, maxval) \
static int \
lpfc_##attr##_init(struct lpfc_hba *phba, int val) \
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];\
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;\
int val=0;\
- if (sscanf(buf, "%d", &val) != 1)\
- return -EPERM;\
+ if (!isdigit(buf[0]))\
+ return -EINVAL;\
+ if (sscanf(buf, "%i", &val) != 1)\
+ return -EINVAL;\
if (lpfc_##attr##_set(phba, val) == 0) \
return strlen(buf);\
else \
static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
lpfc_##name##_show, lpfc_##name##_store)
+#define LPFC_ATTR_HEX_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_hex_show(name)\
+lpfc_param_init(name, defval, minval, maxval)\
+static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
+
+#define LPFC_ATTR_HEX_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_hex_show(name)\
+lpfc_param_init(name, defval, minval, maxval)\
+lpfc_param_set(name, defval, minval, maxval)\
+lpfc_param_store(name)\
+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);
NULL);
static CLASS_DEVICE_ATTR(board_online, S_IRUGO | S_IWUSR,
lpfc_board_online_show, lpfc_board_online_store);
+static CLASS_DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR,
+ lpfc_board_mode_show, lpfc_board_mode_store);
+
+static int lpfc_poll = 0;
+module_param(lpfc_poll, int, 0);
+MODULE_PARM_DESC(lpfc_poll, "FCP ring polling mode control:"
+ " 0 - none,"
+ " 1 - poll with interrupts enabled"
+ " 3 - poll and disable FCP ring interrupts");
+static CLASS_DEVICE_ATTR(lpfc_poll, S_IRUGO | S_IWUSR,
+ lpfc_poll_show, lpfc_poll_store);
/*
# lpfc_log_verbose: Only turn this flag on if you are willing to risk being
# LOG_LIBDFC 0x2000 LIBDFC events
# LOG_ALL_MSG 0xffff LOG all messages
*/
-LPFC_ATTR_RW(log_verbose, 0x0, 0x0, 0xffff, "Verbose logging bit-mask");
+LPFC_ATTR_HEX_RW(log_verbose, 0x0, 0x0, 0xffff, "Verbose logging bit-mask");
/*
# lun_queue_depth: This parameter is used to limit the number of outstanding
"Max number of FCP commands we can queue to a specific LUN");
/*
+# hba_queue_depth: This parameter is used to limit the number of outstanding
+# commands per lpfc HBA. Value range is [32,8192]. If this parameter
+# value is greater than the maximum number of exchanges supported by the HBA,
+# then maximum number of exchanges supported by the HBA is used to determine
+# the hba_queue_depth.
+*/
+LPFC_ATTR_R(hba_queue_depth, 8192, 32, 8192,
+ "Max number of FCP commands we can queue to a lpfc HBA");
+
+/*
# 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
# is 0. Default value of cr_count is 1. The cr_count feature is disabled if
# cr_delay is set to 0.
*/
-LPFC_ATTR(cr_delay, 0, 0, 63, "A count of milliseconds after which an"
+LPFC_ATTR_RW(cr_delay, 0, 0, 63, "A count of milliseconds after which an"
"interrupt response is generated");
-LPFC_ATTR(cr_count, 1, 1, 255, "A count of I/O completions after which an"
+LPFC_ATTR_RW(cr_count, 1, 1, 255, "A count of I/O completions after which an"
"interrupt response is generated");
/*
LPFC_ATTR_R(max_luns, 256, 1, 32768,
"Maximum number of LUNs per target driver will support");
+/*
+# lpfc_poll_tmo: .Milliseconds driver will wait between polling FCP ring.
+# Value range is [1,255], default value is 10.
+*/
+LPFC_ATTR_RW(poll_tmo, 10, 1, 255,
+ "Milliseconds driver will wait between polling FCP ring");
+
struct class_device_attribute *lpfc_host_attrs[] = {
&class_device_attr_info,
&class_device_attr_serialnum,
&class_device_attr_lpfc_drvr_version,
&class_device_attr_lpfc_log_verbose,
&class_device_attr_lpfc_lun_queue_depth,
+ &class_device_attr_lpfc_hba_queue_depth,
&class_device_attr_lpfc_nodev_tmo,
&class_device_attr_lpfc_fcp_class,
&class_device_attr_lpfc_use_adisc,
&class_device_attr_lpfc_topology,
&class_device_attr_lpfc_scan_down,
&class_device_attr_lpfc_link_speed,
+ &class_device_attr_lpfc_cr_delay,
+ &class_device_attr_lpfc_cr_count,
&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_board_online,
+ &class_device_attr_board_mode,
+ &class_device_attr_lpfc_poll,
+ &class_device_attr_lpfc_poll_tmo,
NULL,
};
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
if ((off + count) > FF_REG_AREA_SIZE)
return -ERANGE;
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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
if (off > FF_REG_AREA_SIZE)
return -ERANGE;
{
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 lpfc_hba * phba = (struct lpfc_hba*)host->hostdata;
struct lpfcMboxq * mbox = NULL;
if ((count + off) > MAILBOX_CMD_SIZE)
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 lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
int rc;
if (off > sizeof(MAILBOX_t))
case MBX_DUMP_MEMORY:
case MBX_DOWN_LOAD:
case MBX_UPDATE_CFG:
+ case MBX_KILL_BOARD:
case MBX_LOAD_AREA:
case MBX_LOAD_EXP_ROM:
+ case MBX_BEACON:
+ case MBX_DEL_LD_ENTRY:
break;
case MBX_READ_SPARM64:
case MBX_READ_LA:
static void
lpfc_get_host_port_id(struct Scsi_Host *shost)
{
- struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0];
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata;
/* 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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata;
spin_lock_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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata;
spin_lock_irq(shost->host_lock);
fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
else {
switch (phba->hba_state) {
+ case LPFC_STATE_UNKNOWN:
+ case LPFC_WARM_START:
case LPFC_INIT_START:
case LPFC_INIT_MBX_CMDS:
case LPFC_LINK_DOWN:
static void
lpfc_get_host_speed(struct Scsi_Host *shost)
{
- struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata[0];
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata;
spin_lock_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];
+ struct lpfc_hba *phba = (struct lpfc_hba*)shost->hostdata;
u64 node_name;
spin_lock_irq(shost->host_lock);
static struct fc_host_statistics *
lpfc_get_stats(struct Scsi_Host *shost)
{
- struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata[0];
+ struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata;
struct lpfc_sli *psli = &phba->sli;
struct fc_host_statistics *hs = &phba->link_stats;
LPFC_MBOXQ_t *pmboxq;
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];
+ struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata;
uint32_t did = -1;
struct lpfc_nodelist *ndlp = NULL;
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];
+ struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata;
u64 node_name = 0;
struct lpfc_nodelist *ndlp = NULL;
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];
+ struct lpfc_hba *phba = (struct lpfc_hba *) shost->hostdata;
u64 port_name = 0;
struct lpfc_nodelist *ndlp = NULL;
lpfc_fdmi_on_init(phba, lpfc_fdmi_on);
lpfc_discovery_threads_init(phba, lpfc_discovery_threads);
lpfc_max_luns_init(phba, lpfc_max_luns);
+ lpfc_poll_tmo_init(phba, lpfc_poll_tmo);
+
+ phba->cfg_poll = lpfc_poll;
/*
* The total number of segments is the configuration value plus 2
default:
phba->cfg_hba_queue_depth = LPFC_DFT_HBA_Q_DEPTH;
}
+
+ if (phba->cfg_hba_queue_depth > lpfc_hba_queue_depth)
+ lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth);
+
return;
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff