mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 10:16:49 +07:00
4a59f71d7f
Only support ZIO mode 6 on specific ISP types. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
864 lines
21 KiB
C
864 lines
21 KiB
C
/*
|
|
* QLogic Fibre Channel HBA Driver
|
|
* Copyright (c) 2003-2005 QLogic Corporation
|
|
*
|
|
* See LICENSE.qla2xxx for copyright and licensing details.
|
|
*/
|
|
#include "qla_def.h"
|
|
|
|
#include <linux/vmalloc.h>
|
|
|
|
/* SYSFS attributes --------------------------------------------------------- */
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_read_fw_dump(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
|
|
if (ha->fw_dump_reading == 0)
|
|
return 0;
|
|
if (off > ha->fw_dump_buffer_len)
|
|
return 0;
|
|
if (off + count > ha->fw_dump_buffer_len)
|
|
count = ha->fw_dump_buffer_len - off;
|
|
|
|
memcpy(buf, &ha->fw_dump_buffer[off], count);
|
|
|
|
return (count);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_write_fw_dump(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
int reading;
|
|
uint32_t dump_size;
|
|
|
|
if (off != 0)
|
|
return (0);
|
|
|
|
reading = simple_strtol(buf, NULL, 10);
|
|
switch (reading) {
|
|
case 0:
|
|
if (ha->fw_dump_reading == 1) {
|
|
qla_printk(KERN_INFO, ha,
|
|
"Firmware dump cleared on (%ld).\n",
|
|
ha->host_no);
|
|
|
|
vfree(ha->fw_dump_buffer);
|
|
if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha))
|
|
free_pages((unsigned long)ha->fw_dump,
|
|
ha->fw_dump_order);
|
|
|
|
ha->fw_dump_reading = 0;
|
|
ha->fw_dump_buffer = NULL;
|
|
ha->fw_dump = NULL;
|
|
ha->fw_dumped = 0;
|
|
}
|
|
break;
|
|
case 1:
|
|
if ((ha->fw_dump || ha->fw_dumped) && !ha->fw_dump_reading) {
|
|
ha->fw_dump_reading = 1;
|
|
|
|
if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
|
|
dump_size = FW_DUMP_SIZE_24XX;
|
|
else {
|
|
dump_size = FW_DUMP_SIZE_1M;
|
|
if (ha->fw_memory_size < 0x20000)
|
|
dump_size = FW_DUMP_SIZE_128K;
|
|
else if (ha->fw_memory_size < 0x80000)
|
|
dump_size = FW_DUMP_SIZE_512K;
|
|
}
|
|
ha->fw_dump_buffer = (char *)vmalloc(dump_size);
|
|
if (ha->fw_dump_buffer == NULL) {
|
|
qla_printk(KERN_WARNING, ha,
|
|
"Unable to allocate memory for firmware "
|
|
"dump buffer (%d).\n", dump_size);
|
|
|
|
ha->fw_dump_reading = 0;
|
|
return (count);
|
|
}
|
|
qla_printk(KERN_INFO, ha,
|
|
"Firmware dump ready for read on (%ld).\n",
|
|
ha->host_no);
|
|
memset(ha->fw_dump_buffer, 0, dump_size);
|
|
ha->isp_ops.ascii_fw_dump(ha);
|
|
ha->fw_dump_buffer_len = strlen(ha->fw_dump_buffer);
|
|
}
|
|
break;
|
|
}
|
|
return (count);
|
|
}
|
|
|
|
static struct bin_attribute sysfs_fw_dump_attr = {
|
|
.attr = {
|
|
.name = "fw_dump",
|
|
.mode = S_IRUSR | S_IWUSR,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.size = 0,
|
|
.read = qla2x00_sysfs_read_fw_dump,
|
|
.write = qla2x00_sysfs_write_fw_dump,
|
|
};
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_read_nvram(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
unsigned long flags;
|
|
|
|
if (!capable(CAP_SYS_ADMIN) || off != 0)
|
|
return 0;
|
|
|
|
/* Read NVRAM. */
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
ha->isp_ops.read_nvram(ha, (uint8_t *)buf, ha->nvram_base,
|
|
ha->nvram_size);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return ha->nvram_size;
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_write_nvram(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
unsigned long flags;
|
|
uint16_t cnt;
|
|
|
|
if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size)
|
|
return 0;
|
|
|
|
/* Checksum NVRAM. */
|
|
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
|
|
uint32_t *iter;
|
|
uint32_t chksum;
|
|
|
|
iter = (uint32_t *)buf;
|
|
chksum = 0;
|
|
for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
|
|
chksum += le32_to_cpu(*iter++);
|
|
chksum = ~chksum + 1;
|
|
*iter = cpu_to_le32(chksum);
|
|
} else {
|
|
uint8_t *iter;
|
|
uint8_t chksum;
|
|
|
|
iter = (uint8_t *)buf;
|
|
chksum = 0;
|
|
for (cnt = 0; cnt < count - 1; cnt++)
|
|
chksum += *iter++;
|
|
chksum = ~chksum + 1;
|
|
*iter = chksum;
|
|
}
|
|
|
|
/* Write NVRAM. */
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
ha->isp_ops.write_nvram(ha, (uint8_t *)buf, ha->nvram_base, count);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return (count);
|
|
}
|
|
|
|
static struct bin_attribute sysfs_nvram_attr = {
|
|
.attr = {
|
|
.name = "nvram",
|
|
.mode = S_IRUSR | S_IWUSR,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.size = 512,
|
|
.read = qla2x00_sysfs_read_nvram,
|
|
.write = qla2x00_sysfs_write_nvram,
|
|
};
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_read_optrom(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
|
|
if (ha->optrom_state != QLA_SREADING)
|
|
return 0;
|
|
if (off > ha->optrom_size)
|
|
return 0;
|
|
if (off + count > ha->optrom_size)
|
|
count = ha->optrom_size - off;
|
|
|
|
memcpy(buf, &ha->optrom_buffer[off], count);
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_write_optrom(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
|
|
if (ha->optrom_state != QLA_SWRITING)
|
|
return -EINVAL;
|
|
if (off > ha->optrom_size)
|
|
return -ERANGE;
|
|
if (off + count > ha->optrom_size)
|
|
count = ha->optrom_size - off;
|
|
|
|
memcpy(&ha->optrom_buffer[off], buf, count);
|
|
|
|
return count;
|
|
}
|
|
|
|
static struct bin_attribute sysfs_optrom_attr = {
|
|
.attr = {
|
|
.name = "optrom",
|
|
.mode = S_IRUSR | S_IWUSR,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.size = OPTROM_SIZE_24XX,
|
|
.read = qla2x00_sysfs_read_optrom,
|
|
.write = qla2x00_sysfs_write_optrom,
|
|
};
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
int val;
|
|
|
|
if (off)
|
|
return 0;
|
|
|
|
if (sscanf(buf, "%d", &val) != 1)
|
|
return -EINVAL;
|
|
|
|
switch (val) {
|
|
case 0:
|
|
if (ha->optrom_state != QLA_SREADING &&
|
|
ha->optrom_state != QLA_SWRITING)
|
|
break;
|
|
|
|
ha->optrom_state = QLA_SWAITING;
|
|
vfree(ha->optrom_buffer);
|
|
ha->optrom_buffer = NULL;
|
|
break;
|
|
case 1:
|
|
if (ha->optrom_state != QLA_SWAITING)
|
|
break;
|
|
|
|
ha->optrom_state = QLA_SREADING;
|
|
ha->optrom_buffer = (uint8_t *)vmalloc(ha->optrom_size);
|
|
if (ha->optrom_buffer == NULL) {
|
|
qla_printk(KERN_WARNING, ha,
|
|
"Unable to allocate memory for optrom retrieval "
|
|
"(%x).\n", ha->optrom_size);
|
|
|
|
ha->optrom_state = QLA_SWAITING;
|
|
return count;
|
|
}
|
|
|
|
memset(ha->optrom_buffer, 0, ha->optrom_size);
|
|
ha->isp_ops.read_optrom(ha, ha->optrom_buffer, 0,
|
|
ha->optrom_size);
|
|
break;
|
|
case 2:
|
|
if (ha->optrom_state != QLA_SWAITING)
|
|
break;
|
|
|
|
ha->optrom_state = QLA_SWRITING;
|
|
ha->optrom_buffer = (uint8_t *)vmalloc(ha->optrom_size);
|
|
if (ha->optrom_buffer == NULL) {
|
|
qla_printk(KERN_WARNING, ha,
|
|
"Unable to allocate memory for optrom update "
|
|
"(%x).\n", ha->optrom_size);
|
|
|
|
ha->optrom_state = QLA_SWAITING;
|
|
return count;
|
|
}
|
|
memset(ha->optrom_buffer, 0, ha->optrom_size);
|
|
break;
|
|
case 3:
|
|
if (ha->optrom_state != QLA_SWRITING)
|
|
break;
|
|
|
|
ha->isp_ops.write_optrom(ha, ha->optrom_buffer, 0,
|
|
ha->optrom_size);
|
|
break;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
static struct bin_attribute sysfs_optrom_ctl_attr = {
|
|
.attr = {
|
|
.name = "optrom_ctl",
|
|
.mode = S_IWUSR,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.size = 0,
|
|
.write = qla2x00_sysfs_write_optrom_ctl,
|
|
};
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_read_vpd(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
unsigned long flags;
|
|
|
|
if (!capable(CAP_SYS_ADMIN) || off != 0)
|
|
return 0;
|
|
|
|
if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha))
|
|
return -ENOTSUPP;
|
|
|
|
/* Read NVRAM. */
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
ha->isp_ops.read_nvram(ha, (uint8_t *)buf, ha->vpd_base, ha->vpd_size);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return ha->vpd_size;
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_sysfs_write_vpd(struct kobject *kobj, char *buf, loff_t off,
|
|
size_t count)
|
|
{
|
|
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
|
|
struct device, kobj)));
|
|
unsigned long flags;
|
|
|
|
if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size)
|
|
return 0;
|
|
|
|
if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha))
|
|
return -ENOTSUPP;
|
|
|
|
/* Write NVRAM. */
|
|
spin_lock_irqsave(&ha->hardware_lock, flags);
|
|
ha->isp_ops.write_nvram(ha, (uint8_t *)buf, ha->vpd_base, count);
|
|
spin_unlock_irqrestore(&ha->hardware_lock, flags);
|
|
|
|
return count;
|
|
}
|
|
|
|
static struct bin_attribute sysfs_vpd_attr = {
|
|
.attr = {
|
|
.name = "vpd",
|
|
.mode = S_IRUSR | S_IWUSR,
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.size = 0,
|
|
.read = qla2x00_sysfs_read_vpd,
|
|
.write = qla2x00_sysfs_write_vpd,
|
|
};
|
|
|
|
void
|
|
qla2x00_alloc_sysfs_attr(scsi_qla_host_t *ha)
|
|
{
|
|
struct Scsi_Host *host = ha->host;
|
|
|
|
sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_fw_dump_attr);
|
|
sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_nvram_attr);
|
|
sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_optrom_attr);
|
|
sysfs_create_bin_file(&host->shost_gendev.kobj,
|
|
&sysfs_optrom_ctl_attr);
|
|
sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_vpd_attr);
|
|
}
|
|
|
|
void
|
|
qla2x00_free_sysfs_attr(scsi_qla_host_t *ha)
|
|
{
|
|
struct Scsi_Host *host = ha->host;
|
|
|
|
sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_fw_dump_attr);
|
|
sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_nvram_attr);
|
|
sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_optrom_attr);
|
|
sysfs_remove_bin_file(&host->shost_gendev.kobj,
|
|
&sysfs_optrom_ctl_attr);
|
|
sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_vpd_attr);
|
|
|
|
if (ha->beacon_blink_led == 1)
|
|
ha->isp_ops.beacon_off(ha);
|
|
}
|
|
|
|
/* Scsi_Host attributes. */
|
|
|
|
static ssize_t
|
|
qla2x00_drvr_version_show(struct class_device *cdev, char *buf)
|
|
{
|
|
return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_fw_version_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
char fw_str[30];
|
|
|
|
return snprintf(buf, PAGE_SIZE, "%s\n",
|
|
ha->isp_ops.fw_version_str(ha, fw_str));
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_serial_num_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
uint32_t sn;
|
|
|
|
sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
|
|
return snprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
|
|
sn % 100000);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_isp_name_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
return snprintf(buf, PAGE_SIZE, "ISP%04X\n", ha->pdev->device);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_isp_id_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
|
|
ha->product_id[0], ha->product_id[1], ha->product_id[2],
|
|
ha->product_id[3]);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_model_name_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
return snprintf(buf, PAGE_SIZE, "%s\n", ha->model_number);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_model_desc_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
return snprintf(buf, PAGE_SIZE, "%s\n",
|
|
ha->model_desc ? ha->model_desc: "");
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_pci_info_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
char pci_info[30];
|
|
|
|
return snprintf(buf, PAGE_SIZE, "%s\n",
|
|
ha->isp_ops.pci_info_str(ha, pci_info));
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_state_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
int len = 0;
|
|
|
|
if (atomic_read(&ha->loop_state) == LOOP_DOWN ||
|
|
atomic_read(&ha->loop_state) == LOOP_DEAD)
|
|
len = snprintf(buf, PAGE_SIZE, "Link Down\n");
|
|
else if (atomic_read(&ha->loop_state) != LOOP_READY ||
|
|
test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags) ||
|
|
test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags))
|
|
len = snprintf(buf, PAGE_SIZE, "Unknown Link State\n");
|
|
else {
|
|
len = snprintf(buf, PAGE_SIZE, "Link Up - ");
|
|
|
|
switch (ha->current_topology) {
|
|
case ISP_CFG_NL:
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
|
|
break;
|
|
case ISP_CFG_FL:
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
|
|
break;
|
|
case ISP_CFG_N:
|
|
len += snprintf(buf + len, PAGE_SIZE-len,
|
|
"N_Port to N_Port\n");
|
|
break;
|
|
case ISP_CFG_F:
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
|
|
break;
|
|
default:
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "Loop\n");
|
|
break;
|
|
}
|
|
}
|
|
return len;
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_zio_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
int len = 0;
|
|
|
|
switch (ha->zio_mode) {
|
|
case QLA_ZIO_MODE_6:
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
|
|
break;
|
|
case QLA_ZIO_DISABLED:
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
|
|
break;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_zio_store(struct class_device *cdev, const char *buf, size_t count)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
int val = 0;
|
|
uint16_t zio_mode;
|
|
|
|
if (!IS_ZIO_SUPPORTED(ha))
|
|
return -ENOTSUPP;
|
|
|
|
if (sscanf(buf, "%d", &val) != 1)
|
|
return -EINVAL;
|
|
|
|
if (val)
|
|
zio_mode = QLA_ZIO_MODE_6;
|
|
else
|
|
zio_mode = QLA_ZIO_DISABLED;
|
|
|
|
/* Update per-hba values and queue a reset. */
|
|
if (zio_mode != QLA_ZIO_DISABLED || ha->zio_mode != QLA_ZIO_DISABLED) {
|
|
ha->zio_mode = zio_mode;
|
|
set_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
|
|
}
|
|
return strlen(buf);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_zio_timer_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
|
|
return snprintf(buf, PAGE_SIZE, "%d us\n", ha->zio_timer * 100);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_zio_timer_store(struct class_device *cdev, const char *buf,
|
|
size_t count)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
int val = 0;
|
|
uint16_t zio_timer;
|
|
|
|
if (sscanf(buf, "%d", &val) != 1)
|
|
return -EINVAL;
|
|
if (val > 25500 || val < 100)
|
|
return -ERANGE;
|
|
|
|
zio_timer = (uint16_t)(val / 100);
|
|
ha->zio_timer = zio_timer;
|
|
|
|
return strlen(buf);
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_beacon_show(struct class_device *cdev, char *buf)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
int len = 0;
|
|
|
|
if (ha->beacon_blink_led)
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
|
|
else
|
|
len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
|
|
return len;
|
|
}
|
|
|
|
static ssize_t
|
|
qla2x00_beacon_store(struct class_device *cdev, const char *buf,
|
|
size_t count)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
|
|
int val = 0;
|
|
int rval;
|
|
|
|
if (IS_QLA2100(ha) || IS_QLA2200(ha))
|
|
return -EPERM;
|
|
|
|
if (test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)) {
|
|
qla_printk(KERN_WARNING, ha,
|
|
"Abort ISP active -- ignoring beacon request.\n");
|
|
return -EBUSY;
|
|
}
|
|
|
|
if (sscanf(buf, "%d", &val) != 1)
|
|
return -EINVAL;
|
|
|
|
if (val)
|
|
rval = ha->isp_ops.beacon_on(ha);
|
|
else
|
|
rval = ha->isp_ops.beacon_off(ha);
|
|
|
|
if (rval != QLA_SUCCESS)
|
|
count = 0;
|
|
|
|
return count;
|
|
}
|
|
|
|
static CLASS_DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show,
|
|
NULL);
|
|
static CLASS_DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
|
|
static CLASS_DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
|
|
static CLASS_DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
|
|
static CLASS_DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
|
|
static CLASS_DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
|
|
static CLASS_DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
|
|
static CLASS_DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
|
|
static CLASS_DEVICE_ATTR(state, S_IRUGO, qla2x00_state_show, NULL);
|
|
static CLASS_DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show,
|
|
qla2x00_zio_store);
|
|
static CLASS_DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
|
|
qla2x00_zio_timer_store);
|
|
static CLASS_DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
|
|
qla2x00_beacon_store);
|
|
|
|
struct class_device_attribute *qla2x00_host_attrs[] = {
|
|
&class_device_attr_driver_version,
|
|
&class_device_attr_fw_version,
|
|
&class_device_attr_serial_num,
|
|
&class_device_attr_isp_name,
|
|
&class_device_attr_isp_id,
|
|
&class_device_attr_model_name,
|
|
&class_device_attr_model_desc,
|
|
&class_device_attr_pci_info,
|
|
&class_device_attr_state,
|
|
&class_device_attr_zio,
|
|
&class_device_attr_zio_timer,
|
|
&class_device_attr_beacon,
|
|
NULL,
|
|
};
|
|
|
|
/* Host attributes. */
|
|
|
|
static void
|
|
qla2x00_get_host_port_id(struct Scsi_Host *shost)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(shost);
|
|
|
|
fc_host_port_id(shost) = ha->d_id.b.domain << 16 |
|
|
ha->d_id.b.area << 8 | ha->d_id.b.al_pa;
|
|
}
|
|
|
|
static void
|
|
qla2x00_get_host_speed(struct Scsi_Host *shost)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(shost);
|
|
uint32_t speed = 0;
|
|
|
|
switch (ha->link_data_rate) {
|
|
case LDR_1GB:
|
|
speed = 1;
|
|
break;
|
|
case LDR_2GB:
|
|
speed = 2;
|
|
break;
|
|
case LDR_4GB:
|
|
speed = 4;
|
|
break;
|
|
}
|
|
fc_host_speed(shost) = speed;
|
|
}
|
|
|
|
static void
|
|
qla2x00_get_host_port_type(struct Scsi_Host *shost)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(shost);
|
|
uint32_t port_type = FC_PORTTYPE_UNKNOWN;
|
|
|
|
switch (ha->current_topology) {
|
|
case ISP_CFG_NL:
|
|
port_type = FC_PORTTYPE_LPORT;
|
|
break;
|
|
case ISP_CFG_FL:
|
|
port_type = FC_PORTTYPE_NLPORT;
|
|
break;
|
|
case ISP_CFG_N:
|
|
port_type = FC_PORTTYPE_PTP;
|
|
break;
|
|
case ISP_CFG_F:
|
|
port_type = FC_PORTTYPE_NPORT;
|
|
break;
|
|
}
|
|
fc_host_port_type(shost) = port_type;
|
|
}
|
|
|
|
static void
|
|
qla2x00_get_starget_node_name(struct scsi_target *starget)
|
|
{
|
|
struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
|
|
scsi_qla_host_t *ha = to_qla_host(host);
|
|
fc_port_t *fcport;
|
|
u64 node_name = 0;
|
|
|
|
list_for_each_entry(fcport, &ha->fcports, list) {
|
|
if (starget->id == fcport->os_target_id) {
|
|
node_name = wwn_to_u64(fcport->node_name);
|
|
break;
|
|
}
|
|
}
|
|
|
|
fc_starget_node_name(starget) = node_name;
|
|
}
|
|
|
|
static void
|
|
qla2x00_get_starget_port_name(struct scsi_target *starget)
|
|
{
|
|
struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
|
|
scsi_qla_host_t *ha = to_qla_host(host);
|
|
fc_port_t *fcport;
|
|
u64 port_name = 0;
|
|
|
|
list_for_each_entry(fcport, &ha->fcports, list) {
|
|
if (starget->id == fcport->os_target_id) {
|
|
port_name = wwn_to_u64(fcport->port_name);
|
|
break;
|
|
}
|
|
}
|
|
|
|
fc_starget_port_name(starget) = port_name;
|
|
}
|
|
|
|
static void
|
|
qla2x00_get_starget_port_id(struct scsi_target *starget)
|
|
{
|
|
struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
|
|
scsi_qla_host_t *ha = to_qla_host(host);
|
|
fc_port_t *fcport;
|
|
uint32_t port_id = ~0U;
|
|
|
|
list_for_each_entry(fcport, &ha->fcports, list) {
|
|
if (starget->id == fcport->os_target_id) {
|
|
port_id = fcport->d_id.b.domain << 16 |
|
|
fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
|
|
break;
|
|
}
|
|
}
|
|
|
|
fc_starget_port_id(starget) = port_id;
|
|
}
|
|
|
|
static void
|
|
qla2x00_get_rport_loss_tmo(struct fc_rport *rport)
|
|
{
|
|
struct Scsi_Host *host = rport_to_shost(rport);
|
|
scsi_qla_host_t *ha = to_qla_host(host);
|
|
|
|
rport->dev_loss_tmo = ha->port_down_retry_count + 5;
|
|
}
|
|
|
|
static void
|
|
qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
|
|
{
|
|
struct Scsi_Host *host = rport_to_shost(rport);
|
|
scsi_qla_host_t *ha = to_qla_host(host);
|
|
|
|
if (timeout)
|
|
ha->port_down_retry_count = timeout;
|
|
else
|
|
ha->port_down_retry_count = 1;
|
|
|
|
rport->dev_loss_tmo = ha->port_down_retry_count + 5;
|
|
}
|
|
|
|
static int
|
|
qla2x00_issue_lip(struct Scsi_Host *shost)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(shost);
|
|
|
|
set_bit(LOOP_RESET_NEEDED, &ha->dpc_flags);
|
|
return 0;
|
|
}
|
|
|
|
static struct fc_host_statistics *
|
|
qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
|
|
{
|
|
scsi_qla_host_t *ha = to_qla_host(shost);
|
|
int rval;
|
|
uint16_t mb_stat[1];
|
|
link_stat_t stat_buf;
|
|
struct fc_host_statistics *pfc_host_stat;
|
|
|
|
pfc_host_stat = &ha->fc_host_stat;
|
|
memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
|
|
|
|
if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
|
|
rval = qla24xx_get_isp_stats(ha, (uint32_t *)&stat_buf,
|
|
sizeof(stat_buf) / 4, mb_stat);
|
|
} else {
|
|
rval = qla2x00_get_link_status(ha, ha->loop_id, &stat_buf,
|
|
mb_stat);
|
|
}
|
|
if (rval != 0) {
|
|
qla_printk(KERN_WARNING, ha,
|
|
"Unable to retrieve host statistics (%d).\n", mb_stat[0]);
|
|
return pfc_host_stat;
|
|
}
|
|
|
|
pfc_host_stat->link_failure_count = stat_buf.link_fail_cnt;
|
|
pfc_host_stat->loss_of_sync_count = stat_buf.loss_sync_cnt;
|
|
pfc_host_stat->loss_of_signal_count = stat_buf.loss_sig_cnt;
|
|
pfc_host_stat->prim_seq_protocol_err_count = stat_buf.prim_seq_err_cnt;
|
|
pfc_host_stat->invalid_tx_word_count = stat_buf.inval_xmit_word_cnt;
|
|
pfc_host_stat->invalid_crc_count = stat_buf.inval_crc_cnt;
|
|
|
|
return pfc_host_stat;
|
|
}
|
|
|
|
struct fc_function_template qla2xxx_transport_functions = {
|
|
|
|
.show_host_node_name = 1,
|
|
.show_host_port_name = 1,
|
|
.show_host_supported_classes = 1,
|
|
|
|
.get_host_port_id = qla2x00_get_host_port_id,
|
|
.show_host_port_id = 1,
|
|
.get_host_speed = qla2x00_get_host_speed,
|
|
.show_host_speed = 1,
|
|
.get_host_port_type = qla2x00_get_host_port_type,
|
|
.show_host_port_type = 1,
|
|
|
|
.dd_fcrport_size = sizeof(struct fc_port *),
|
|
.show_rport_supported_classes = 1,
|
|
|
|
.get_starget_node_name = qla2x00_get_starget_node_name,
|
|
.show_starget_node_name = 1,
|
|
.get_starget_port_name = qla2x00_get_starget_port_name,
|
|
.show_starget_port_name = 1,
|
|
.get_starget_port_id = qla2x00_get_starget_port_id,
|
|
.show_starget_port_id = 1,
|
|
|
|
.get_rport_dev_loss_tmo = qla2x00_get_rport_loss_tmo,
|
|
.set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
|
|
.show_rport_dev_loss_tmo = 1,
|
|
|
|
.issue_fc_host_lip = qla2x00_issue_lip,
|
|
.get_fc_host_stats = qla2x00_get_fc_host_stats,
|
|
};
|
|
|
|
void
|
|
qla2x00_init_host_attr(scsi_qla_host_t *ha)
|
|
{
|
|
fc_host_node_name(ha->host) = wwn_to_u64(ha->node_name);
|
|
fc_host_port_name(ha->host) = wwn_to_u64(ha->port_name);
|
|
fc_host_supported_classes(ha->host) = FC_COS_CLASS3;
|
|
}
|