qla_attr.c 43.0 KB
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/*
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Andrew Vasquez 已提交
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 * QLogic Fibre Channel HBA Driver
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 * Copyright (c)  2003-2008 QLogic Corporation
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 *
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Andrew Vasquez 已提交
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 * See LICENSE.qla2xxx for copyright and licensing details.
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 */
#include "qla_def.h"

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#include <linux/kthread.h>
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#include <linux/vmalloc.h>
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#include <linux/delay.h>
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Adrian Bunk 已提交
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static int qla24xx_vport_disable(struct fc_vport *, bool);
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/* SYSFS attributes --------------------------------------------------------- */

static ssize_t
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qla2x00_sysfs_read_fw_dump(struct kobject *kobj,
			   struct bin_attribute *bin_attr,
			   char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	if (ha->fw_dump_reading == 0)
		return 0;

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	return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
					ha->fw_dump_len);
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}

static ssize_t
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qla2x00_sysfs_write_fw_dump(struct kobject *kobj,
			    struct bin_attribute *bin_attr,
			    char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	int reading;

	if (off != 0)
		return (0);

	reading = simple_strtol(buf, NULL, 10);
	switch (reading) {
	case 0:
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		if (!ha->fw_dump_reading)
			break;
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		qla_printk(KERN_INFO, ha,
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		    "Firmware dump cleared on (%ld).\n", vha->host_no);
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		ha->fw_dump_reading = 0;
		ha->fw_dumped = 0;
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		break;
	case 1:
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		if (ha->fw_dumped && !ha->fw_dump_reading) {
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			ha->fw_dump_reading = 1;

			qla_printk(KERN_INFO, ha,
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			    "Raw firmware dump ready for read on (%ld).\n",
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			    vha->host_no);
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		}
		break;
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	case 2:
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		qla2x00_alloc_fw_dump(vha);
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		break;
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	case 3:
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		qla2x00_system_error(vha);
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		break;
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	}
	return (count);
}

static struct bin_attribute sysfs_fw_dump_attr = {
	.attr = {
		.name = "fw_dump",
		.mode = S_IRUSR | S_IWUSR,
	},
	.size = 0,
	.read = qla2x00_sysfs_read_fw_dump,
	.write = qla2x00_sysfs_write_fw_dump,
};

static ssize_t
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qla2x00_sysfs_read_nvram(struct kobject *kobj,
			 struct bin_attribute *bin_attr,
			 char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	if (!capable(CAP_SYS_ADMIN))
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		return 0;

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	/* Read NVRAM data from cache. */
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	return memory_read_from_buffer(buf, count, &off, ha->nvram,
					ha->nvram_size);
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}

static ssize_t
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qla2x00_sysfs_write_nvram(struct kobject *kobj,
			  struct bin_attribute *bin_attr,
			  char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	uint16_t	cnt;

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	if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size)
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		return 0;

	/* Checksum NVRAM. */
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	if (IS_FWI2_CAPABLE(ha)) {
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		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;
	}
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	if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
		qla_printk(KERN_WARNING, ha,
		    "HBA not online, failing NVRAM update.\n");
		return -EAGAIN;
	}

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	/* Write NVRAM. */
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	ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->nvram_base, count);
	ha->isp_ops->read_nvram(vha, (uint8_t *)ha->nvram, ha->nvram_base,
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	    count);
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	/* NVRAM settings take effect immediately. */
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	set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
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	qla2xxx_wake_dpc(vha);
	qla2x00_wait_for_chip_reset(vha);
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	return (count);
}

static struct bin_attribute sysfs_nvram_attr = {
	.attr = {
		.name = "nvram",
		.mode = S_IRUSR | S_IWUSR,
	},
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	.size = 512,
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	.read = qla2x00_sysfs_read_nvram,
	.write = qla2x00_sysfs_write_nvram,
};

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static ssize_t
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qla2x00_sysfs_read_optrom(struct kobject *kobj,
			  struct bin_attribute *bin_attr,
			  char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	if (ha->optrom_state != QLA_SREADING)
		return 0;

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	return memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
					ha->optrom_region_size);
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}

static ssize_t
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qla2x00_sysfs_write_optrom(struct kobject *kobj,
			   struct bin_attribute *bin_attr,
			   char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	if (ha->optrom_state != QLA_SWRITING)
		return -EINVAL;
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	if (off > ha->optrom_region_size)
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		return -ERANGE;
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	if (off + count > ha->optrom_region_size)
		count = ha->optrom_region_size - off;
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	memcpy(&ha->optrom_buffer[off], buf, count);

	return count;
}

static struct bin_attribute sysfs_optrom_attr = {
	.attr = {
		.name = "optrom",
		.mode = S_IRUSR | S_IWUSR,
	},
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	.size = 0,
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	.read = qla2x00_sysfs_read_optrom,
	.write = qla2x00_sysfs_write_optrom,
};

static ssize_t
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qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
			       struct bin_attribute *bin_attr,
			       char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;

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	uint32_t start = 0;
	uint32_t size = ha->optrom_size;
	int val, valid;
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	if (off)
		return 0;

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	if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
		return -EINVAL;
	if (start > ha->optrom_size)
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		return -EINVAL;

	switch (val) {
	case 0:
		if (ha->optrom_state != QLA_SREADING &&
		    ha->optrom_state != QLA_SWRITING)
			break;

		ha->optrom_state = QLA_SWAITING;
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		DEBUG2(qla_printk(KERN_INFO, ha,
		    "Freeing flash region allocation -- 0x%x bytes.\n",
		    ha->optrom_region_size));

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		vfree(ha->optrom_buffer);
		ha->optrom_buffer = NULL;
		break;
	case 1:
		if (ha->optrom_state != QLA_SWAITING)
			break;

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		ha->optrom_region_start = start;
		ha->optrom_region_size = start + size > ha->optrom_size ?
		    ha->optrom_size - start : size;

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		ha->optrom_state = QLA_SREADING;
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		ha->optrom_buffer = vmalloc(ha->optrom_region_size);
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		if (ha->optrom_buffer == NULL) {
			qla_printk(KERN_WARNING, ha,
			    "Unable to allocate memory for optrom retrieval "
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			    "(%x).\n", ha->optrom_region_size);
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			ha->optrom_state = QLA_SWAITING;
			return count;
		}

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		DEBUG2(qla_printk(KERN_INFO, ha,
		    "Reading flash region -- 0x%x/0x%x.\n",
		    ha->optrom_region_start, ha->optrom_region_size));

		memset(ha->optrom_buffer, 0, ha->optrom_region_size);
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		ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
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		    ha->optrom_region_start, ha->optrom_region_size);
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		break;
	case 2:
		if (ha->optrom_state != QLA_SWAITING)
			break;

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		/*
		 * We need to be more restrictive on which FLASH regions are
		 * allowed to be updated via user-space.  Regions accessible
		 * via this method include:
		 *
		 * ISP21xx/ISP22xx/ISP23xx type boards:
		 *
		 * 	0x000000 -> 0x020000 -- Boot code.
		 *
		 * ISP2322/ISP24xx type boards:
		 *
		 * 	0x000000 -> 0x07ffff -- Boot code.
		 * 	0x080000 -> 0x0fffff -- Firmware.
		 *
		 * ISP25xx type boards:
		 *
		 * 	0x000000 -> 0x07ffff -- Boot code.
		 * 	0x080000 -> 0x0fffff -- Firmware.
		 * 	0x120000 -> 0x12ffff -- VPD and HBA parameters.
		 */
		valid = 0;
		if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
			valid = 1;
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		else if (start == (ha->flt_region_boot * 4) ||
		    start == (ha->flt_region_fw * 4))
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			valid = 1;
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		else if (IS_QLA25XX(ha) || IS_QLA81XX(ha))
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		    valid = 1;
		if (!valid) {
			qla_printk(KERN_WARNING, ha,
			    "Invalid start region 0x%x/0x%x.\n", start, size);
			return -EINVAL;
		}

		ha->optrom_region_start = start;
		ha->optrom_region_size = start + size > ha->optrom_size ?
		    ha->optrom_size - start : size;

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		ha->optrom_state = QLA_SWRITING;
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		ha->optrom_buffer = vmalloc(ha->optrom_region_size);
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		if (ha->optrom_buffer == NULL) {
			qla_printk(KERN_WARNING, ha,
			    "Unable to allocate memory for optrom update "
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			    "(%x).\n", ha->optrom_region_size);
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			ha->optrom_state = QLA_SWAITING;
			return count;
		}
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		DEBUG2(qla_printk(KERN_INFO, ha,
		    "Staging flash region write -- 0x%x/0x%x.\n",
		    ha->optrom_region_start, ha->optrom_region_size));

		memset(ha->optrom_buffer, 0, ha->optrom_region_size);
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		break;
	case 3:
		if (ha->optrom_state != QLA_SWRITING)
			break;

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		if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
			qla_printk(KERN_WARNING, ha,
			    "HBA not online, failing flash update.\n");
			return -EAGAIN;
		}

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		DEBUG2(qla_printk(KERN_INFO, ha,
		    "Writing flash region -- 0x%x/0x%x.\n",
		    ha->optrom_region_start, ha->optrom_region_size));

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		ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
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		    ha->optrom_region_start, ha->optrom_region_size);
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		break;
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	default:
		count = -EINVAL;
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	}
	return count;
}

static struct bin_attribute sysfs_optrom_ctl_attr = {
	.attr = {
		.name = "optrom_ctl",
		.mode = S_IWUSR,
	},
	.size = 0,
	.write = qla2x00_sysfs_write_optrom_ctl,
};

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static ssize_t
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qla2x00_sysfs_read_vpd(struct kobject *kobj,
		       struct bin_attribute *bin_attr,
		       char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	if (!capable(CAP_SYS_ADMIN))
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		return 0;

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	/* Read NVRAM data from cache. */
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	return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
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}

static ssize_t
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qla2x00_sysfs_write_vpd(struct kobject *kobj,
			struct bin_attribute *bin_attr,
			char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	uint8_t *tmp_data;
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	if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size)
		return 0;

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	if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
		qla_printk(KERN_WARNING, ha,
		    "HBA not online, failing VPD update.\n");
		return -EAGAIN;
	}

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	/* Write NVRAM. */
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	ha->isp_ops->write_nvram(vha, (uint8_t *)buf, ha->vpd_base, count);
	ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd, ha->vpd_base, count);
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	/* Update flash version information for 4Gb & above. */
	if (!IS_FWI2_CAPABLE(ha))
		goto done;

	tmp_data = vmalloc(256);
	if (!tmp_data) {
		qla_printk(KERN_WARNING, ha,
		    "Unable to allocate memory for VPD information update.\n");
		goto done;
	}
	ha->isp_ops->get_flash_version(vha, tmp_data);
	vfree(tmp_data);
done:
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	return count;
}

static struct bin_attribute sysfs_vpd_attr = {
	.attr = {
		.name = "vpd",
		.mode = S_IRUSR | S_IWUSR,
	},
	.size = 0,
	.read = qla2x00_sysfs_read_vpd,
	.write = qla2x00_sysfs_write_vpd,
};

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static ssize_t
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qla2x00_sysfs_read_sfp(struct kobject *kobj,
		       struct bin_attribute *bin_attr,
		       char *buf, loff_t off, size_t count)
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{
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	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
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	    struct device, kobj)));
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	struct qla_hw_data *ha = vha->hw;
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	uint16_t iter, addr, offset;
	int rval;

	if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
		return 0;

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	if (ha->sfp_data)
		goto do_read;

	ha->sfp_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
	    &ha->sfp_data_dma);
	if (!ha->sfp_data) {
		qla_printk(KERN_WARNING, ha,
		    "Unable to allocate memory for SFP read-data.\n");
		return 0;
	}

do_read:
	memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
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	addr = 0xa0;
	for (iter = 0, offset = 0; iter < (SFP_DEV_SIZE * 2) / SFP_BLOCK_SIZE;
	    iter++, offset += SFP_BLOCK_SIZE) {
		if (iter == 4) {
			/* Skip to next device address. */
			addr = 0xa2;
			offset = 0;
		}

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		rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, addr, offset,
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		    SFP_BLOCK_SIZE);
		if (rval != QLA_SUCCESS) {
			qla_printk(KERN_WARNING, ha,
			    "Unable to read SFP data (%x/%x/%x).\n", rval,
			    addr, offset);
			count = 0;
			break;
		}
		memcpy(buf, ha->sfp_data, SFP_BLOCK_SIZE);
		buf += SFP_BLOCK_SIZE;
	}

	return count;
}

static struct bin_attribute sysfs_sfp_attr = {
	.attr = {
		.name = "sfp",
		.mode = S_IRUSR | S_IWUSR,
	},
	.size = SFP_DEV_SIZE * 2,
	.read = qla2x00_sysfs_read_sfp,
};

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static ssize_t
qla2x00_sysfs_write_reset(struct kobject *kobj,
			struct bin_attribute *bin_attr,
			char *buf, loff_t off, size_t count)
{
	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
	    struct device, kobj)));
	struct qla_hw_data *ha = vha->hw;
	int type;

	if (off != 0)
		return 0;

	type = simple_strtol(buf, NULL, 10);
	switch (type) {
	case 0x2025c:
		qla_printk(KERN_INFO, ha,
		    "Issuing ISP reset on (%ld).\n", vha->host_no);

		scsi_block_requests(vha->host);
		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
		qla2xxx_wake_dpc(vha);
		qla2x00_wait_for_chip_reset(vha);
		scsi_unblock_requests(vha->host);
		break;
	case 0x2025d:
		if (!IS_QLA81XX(ha))
			break;

		qla_printk(KERN_INFO, ha,
		    "Issuing MPI reset on (%ld).\n", vha->host_no);

		/* Make sure FC side is not in reset */
		qla2x00_wait_for_hba_online(vha);

		/* Issue MPI reset */
		scsi_block_requests(vha->host);
		if (qla81xx_restart_mpi_firmware(vha) != QLA_SUCCESS)
			qla_printk(KERN_WARNING, ha,
			    "MPI reset failed on (%ld).\n", vha->host_no);
		scsi_unblock_requests(vha->host);
		break;
	}
	return count;
}

static struct bin_attribute sysfs_reset_attr = {
	.attr = {
		.name = "reset",
		.mode = S_IWUSR,
	},
	.size = 0,
	.write = qla2x00_sysfs_write_reset,
};

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static ssize_t
qla2x00_sysfs_write_edc(struct kobject *kobj,
			struct bin_attribute *bin_attr,
			char *buf, loff_t off, size_t count)
{
	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
	    struct device, kobj)));
	struct qla_hw_data *ha = vha->hw;
	uint16_t dev, adr, opt, len;
	int rval;

	ha->edc_data_len = 0;

	if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
		return 0;

	if (!ha->edc_data) {
		ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
		    &ha->edc_data_dma);
		if (!ha->edc_data) {
			DEBUG2(qla_printk(KERN_INFO, ha,
			    "Unable to allocate memory for EDC write.\n"));
			return 0;
		}
	}

	dev = le16_to_cpup((void *)&buf[0]);
	adr = le16_to_cpup((void *)&buf[2]);
	opt = le16_to_cpup((void *)&buf[4]);
	len = le16_to_cpup((void *)&buf[6]);

	if (!(opt & BIT_0))
		if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
			return -EINVAL;

	memcpy(ha->edc_data, &buf[8], len);

	rval = qla2x00_write_edc(vha, dev, adr, ha->edc_data_dma,
	    ha->edc_data, len, opt);
	if (rval != QLA_SUCCESS) {
		DEBUG2(qla_printk(KERN_INFO, ha,
		    "Unable to write EDC (%x) %02x:%02x:%04x:%02x:%02x.\n",
		    rval, dev, adr, opt, len, *buf));
		return 0;
	}

	return count;
}

static struct bin_attribute sysfs_edc_attr = {
	.attr = {
		.name = "edc",
		.mode = S_IWUSR,
	},
	.size = 0,
	.write = qla2x00_sysfs_write_edc,
};

static ssize_t
qla2x00_sysfs_write_edc_status(struct kobject *kobj,
			struct bin_attribute *bin_attr,
			char *buf, loff_t off, size_t count)
{
	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
	    struct device, kobj)));
	struct qla_hw_data *ha = vha->hw;
	uint16_t dev, adr, opt, len;
	int rval;

	ha->edc_data_len = 0;

	if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
		return 0;

	if (!ha->edc_data) {
		ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
		    &ha->edc_data_dma);
		if (!ha->edc_data) {
			DEBUG2(qla_printk(KERN_INFO, ha,
			    "Unable to allocate memory for EDC status.\n"));
			return 0;
		}
	}

	dev = le16_to_cpup((void *)&buf[0]);
	adr = le16_to_cpup((void *)&buf[2]);
	opt = le16_to_cpup((void *)&buf[4]);
	len = le16_to_cpup((void *)&buf[6]);

	if (!(opt & BIT_0))
		if (len == 0 || len > DMA_POOL_SIZE)
			return -EINVAL;

	memset(ha->edc_data, 0, len);
	rval = qla2x00_read_edc(vha, dev, adr, ha->edc_data_dma,
	    ha->edc_data, len, opt);
	if (rval != QLA_SUCCESS) {
		DEBUG2(qla_printk(KERN_INFO, ha,
		    "Unable to write EDC status (%x) %02x:%02x:%04x:%02x.\n",
		    rval, dev, adr, opt, len));
		return 0;
	}

	ha->edc_data_len = len;

	return count;
}

static ssize_t
qla2x00_sysfs_read_edc_status(struct kobject *kobj,
			   struct bin_attribute *bin_attr,
			   char *buf, loff_t off, size_t count)
{
	struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
	    struct device, kobj)));
	struct qla_hw_data *ha = vha->hw;

	if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
		return 0;

	if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
		return -EINVAL;

	memcpy(buf, ha->edc_data, ha->edc_data_len);

	return ha->edc_data_len;
}

static struct bin_attribute sysfs_edc_status_attr = {
	.attr = {
		.name = "edc_status",
		.mode = S_IRUSR | S_IWUSR,
	},
	.size = 0,
	.write = qla2x00_sysfs_write_edc_status,
	.read = qla2x00_sysfs_read_edc_status,
};

689 690 691 692 693 694 695 696 697 698 699
static struct sysfs_entry {
	char *name;
	struct bin_attribute *attr;
	int is4GBp_only;
} bin_file_entries[] = {
	{ "fw_dump", &sysfs_fw_dump_attr, },
	{ "nvram", &sysfs_nvram_attr, },
	{ "optrom", &sysfs_optrom_attr, },
	{ "optrom_ctl", &sysfs_optrom_ctl_attr, },
	{ "vpd", &sysfs_vpd_attr, 1 },
	{ "sfp", &sysfs_sfp_attr, 1 },
700
	{ "reset", &sysfs_reset_attr, },
701 702
	{ "edc", &sysfs_edc_attr, 2 },
	{ "edc_status", &sysfs_edc_status_attr, 2 },
703
	{ NULL },
704 705
};

已提交
706
void
707
qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
已提交
708
{
709
	struct Scsi_Host *host = vha->host;
710 711
	struct sysfs_entry *iter;
	int ret;
已提交
712

713
	for (iter = bin_file_entries; iter->name; iter++) {
714
		if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
715
			continue;
716 717
		if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
			continue;
718 719 720 721

		ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
		    iter->attr);
		if (ret)
722
			qla_printk(KERN_INFO, vha->hw,
723 724
			    "Unable to create sysfs %s binary attribute "
			    "(%d).\n", iter->name, ret);
725
	}
已提交
726 727 728
}

void
729
qla2x00_free_sysfs_attr(scsi_qla_host_t *vha)
已提交
730
{
731
	struct Scsi_Host *host = vha->host;
732
	struct sysfs_entry *iter;
733
	struct qla_hw_data *ha = vha->hw;
734 735

	for (iter = bin_file_entries; iter->name; iter++) {
736
		if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
737
			continue;
738 739
		if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
			continue;
已提交
740

741
		sysfs_remove_bin_file(&host->shost_gendev.kobj,
742
		    iter->attr);
743
	}
744 745

	if (ha->beacon_blink_led == 1)
746
		ha->isp_ops->beacon_off(vha);
已提交
747 748
}

749 750 751
/* Scsi_Host attributes. */

static ssize_t
752 753
qla2x00_drvr_version_show(struct device *dev,
			  struct device_attribute *attr, char *buf)
754 755 756 757 758
{
	return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
}

static ssize_t
759 760
qla2x00_fw_version_show(struct device *dev,
			struct device_attribute *attr, char *buf)
761
{
762 763 764
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
	char fw_str[128];
765 766

	return snprintf(buf, PAGE_SIZE, "%s\n",
767
	    ha->isp_ops->fw_version_str(vha, fw_str));
768 769 770
}

static ssize_t
771 772
qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
			char *buf)
773
{
774 775
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
776 777
	uint32_t sn;

778
	if (IS_FWI2_CAPABLE(ha)) {
779
		qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE);
780 781
		return snprintf(buf, PAGE_SIZE, "%s\n", buf);
	}
782

783 784 785 786 787 788
	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
789 790
qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
		      char *buf)
791
{
792 793
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	return snprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
794 795 796
}

static ssize_t
797 798
qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
		    char *buf)
799
{
800 801
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
802 803 804 805 806 807
	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
808 809
qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
			char *buf)
810
{
811 812
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	return snprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
813 814 815
}

static ssize_t
816 817
qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
			char *buf)
818
{
819
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
820
	return snprintf(buf, PAGE_SIZE, "%s\n",
821
	    vha->hw->model_desc ? vha->hw->model_desc : "");
822 823 824
}

static ssize_t
825 826
qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
		      char *buf)
827
{
828
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
829 830 831
	char pci_info[30];

	return snprintf(buf, PAGE_SIZE, "%s\n",
832
	    vha->hw->isp_ops->pci_info_str(vha, pci_info));
833 834 835
}

static ssize_t
836 837
qla2x00_link_state_show(struct device *dev, struct device_attribute *attr,
			char *buf)
838
{
839 840
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
841 842
	int len = 0;

843 844
	if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
	    atomic_read(&vha->loop_state) == LOOP_DEAD)
845
		len = snprintf(buf, PAGE_SIZE, "Link Down\n");
846 847 848
	else if (atomic_read(&vha->loop_state) != LOOP_READY ||
	    test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
	    test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874
		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;
}

875
static ssize_t
876 877
qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
		 char *buf)
878
{
879
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
880 881
	int len = 0;

882
	switch (vha->hw->zio_mode) {
883 884 885 886 887 888 889 890 891 892 893
	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
894 895
qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
		  const char *buf, size_t count)
896
{
897 898
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
899 900 901
	int val = 0;
	uint16_t zio_mode;

902 903 904
	if (!IS_ZIO_SUPPORTED(ha))
		return -ENOTSUPP;

905 906 907
	if (sscanf(buf, "%d", &val) != 1)
		return -EINVAL;

908
	if (val)
909
		zio_mode = QLA_ZIO_MODE_6;
910
	else
911 912 913 914 915
		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;
916
		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
917 918 919 920 921
	}
	return strlen(buf);
}

static ssize_t
922 923
qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
		       char *buf)
924
{
925
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
926

927
	return snprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
928 929 930
}

static ssize_t
931 932
qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
			const char *buf, size_t count)
933
{
934
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
935 936 937 938 939 940 941 942 943
	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);
944
	vha->hw->zio_timer = zio_timer;
945 946 947 948

	return strlen(buf);
}

949
static ssize_t
950 951
qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
		    char *buf)
952
{
953
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
954 955
	int len = 0;

956
	if (vha->hw->beacon_blink_led)
957 958 959 960 961 962 963
		len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
	else
		len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
	return len;
}

static ssize_t
964 965
qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
		     const char *buf, size_t count)
966
{
967 968
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
969 970 971 972 973 974
	int val = 0;
	int rval;

	if (IS_QLA2100(ha) || IS_QLA2200(ha))
		return -EPERM;

975
	if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
976 977 978 979 980 981 982 983 984
		qla_printk(KERN_WARNING, ha,
		    "Abort ISP active -- ignoring beacon request.\n");
		return -EBUSY;
	}

	if (sscanf(buf, "%d", &val) != 1)
		return -EINVAL;

	if (val)
985
		rval = ha->isp_ops->beacon_on(vha);
986
	else
987
		rval = ha->isp_ops->beacon_off(vha);
988 989 990 991 992 993 994

	if (rval != QLA_SUCCESS)
		count = 0;

	return count;
}

995
static ssize_t
996 997
qla2x00_optrom_bios_version_show(struct device *dev,
				 struct device_attribute *attr, char *buf)
998
{
999 1000
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
1001 1002 1003 1004 1005
	return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
	    ha->bios_revision[0]);
}

static ssize_t
1006 1007
qla2x00_optrom_efi_version_show(struct device *dev,
				struct device_attribute *attr, char *buf)
1008
{
1009 1010
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
1011 1012 1013 1014 1015
	return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
	    ha->efi_revision[0]);
}

static ssize_t
1016 1017
qla2x00_optrom_fcode_version_show(struct device *dev,
				  struct device_attribute *attr, char *buf)
1018
{
1019 1020
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
1021 1022 1023 1024 1025
	return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
	    ha->fcode_revision[0]);
}

static ssize_t
1026 1027
qla2x00_optrom_fw_version_show(struct device *dev,
			       struct device_attribute *attr, char *buf)
1028
{
1029 1030
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
1031 1032 1033 1034 1035
	return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
	    ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
	    ha->fw_revision[3]);
}

1036 1037 1038 1039
static ssize_t
qla2x00_total_isp_aborts_show(struct device *dev,
			      struct device_attribute *attr, char *buf)
{
1040 1041
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;
1042 1043 1044 1045
	return snprintf(buf, PAGE_SIZE, "%d\n",
	    ha->qla_stats.total_isp_aborts);
}

1046 1047 1048 1049 1050 1051 1052 1053 1054 1055
static ssize_t
qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
    char *buf)
{
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;

	if (!IS_QLA81XX(ha))
		return snprintf(buf, PAGE_SIZE, "\n");

1056
	return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
1057
	    ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072
	    ha->mpi_capabilities);
}

static ssize_t
qla2x00_phy_version_show(struct device *dev, struct device_attribute *attr,
    char *buf)
{
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;

	if (!IS_QLA81XX(ha))
		return snprintf(buf, PAGE_SIZE, "\n");

	return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
	    ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
1073 1074
}

1075 1076 1077 1078 1079 1080 1081 1082 1083 1084
static ssize_t
qla2x00_flash_block_size_show(struct device *dev,
			      struct device_attribute *attr, char *buf)
{
	scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
	struct qla_hw_data *ha = vha->hw;

	return snprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
}

1085 1086 1087 1088 1089 1090 1091 1092
static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
1093
static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106
static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
		   qla2x00_zio_timer_store);
static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
		   qla2x00_beacon_store);
static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
		   qla2x00_optrom_bios_version_show, NULL);
static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
		   qla2x00_optrom_efi_version_show, NULL);
static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
		   qla2x00_optrom_fcode_version_show, NULL);
static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
		   NULL);
1107 1108
static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
		   NULL);
1109
static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
1110
static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
1111 1112
static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
		   NULL);
1113 1114 1115 1116 1117 1118 1119 1120 1121 1122

struct device_attribute *qla2x00_host_attrs[] = {
	&dev_attr_driver_version,
	&dev_attr_fw_version,
	&dev_attr_serial_num,
	&dev_attr_isp_name,
	&dev_attr_isp_id,
	&dev_attr_model_name,
	&dev_attr_model_desc,
	&dev_attr_pci_info,
1123
	&dev_attr_link_state,
1124 1125 1126 1127 1128 1129 1130
	&dev_attr_zio,
	&dev_attr_zio_timer,
	&dev_attr_beacon,
	&dev_attr_optrom_bios_version,
	&dev_attr_optrom_efi_version,
	&dev_attr_optrom_fcode_version,
	&dev_attr_optrom_fw_version,
1131
	&dev_attr_total_isp_aborts,
1132
	&dev_attr_mpi_version,
1133
	&dev_attr_phy_version,
1134
	&dev_attr_flash_block_size,
1135 1136 1137
	NULL,
};

已提交
1138 1139 1140 1141 1142
/* Host attributes. */

static void
qla2x00_get_host_port_id(struct Scsi_Host *shost)
{
1143
	scsi_qla_host_t *vha = shost_priv(shost);
已提交
1144

1145 1146
	fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
	    vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
已提交
1147 1148
}

1149 1150 1151
static void
qla2x00_get_host_speed(struct Scsi_Host *shost)
{
1152 1153
	struct qla_hw_data *ha = ((struct scsi_qla_host *)
					(shost_priv(shost)))->hw;
1154
	u32 speed = FC_PORTSPEED_UNKNOWN;
1155 1156

	switch (ha->link_data_rate) {
1157
	case PORT_SPEED_1GB:
1158
		speed = FC_PORTSPEED_1GBIT;
1159
		break;
1160
	case PORT_SPEED_2GB:
1161
		speed = FC_PORTSPEED_2GBIT;
1162
		break;
1163
	case PORT_SPEED_4GB:
1164
		speed = FC_PORTSPEED_4GBIT;
1165
		break;
1166
	case PORT_SPEED_8GB:
1167
		speed = FC_PORTSPEED_8GBIT;
1168
		break;
1169 1170 1171
	case PORT_SPEED_10GB:
		speed = FC_PORTSPEED_10GBIT;
		break;
1172 1173 1174 1175
	}
	fc_host_speed(shost) = speed;
}

1176 1177 1178
static void
qla2x00_get_host_port_type(struct Scsi_Host *shost)
{
1179
	scsi_qla_host_t *vha = shost_priv(shost);
1180 1181
	uint32_t port_type = FC_PORTTYPE_UNKNOWN;

1182
	if (vha->vp_idx) {
1183 1184 1185
		fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
		return;
	}
1186
	switch (vha->hw->current_topology) {
1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202
	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;
}

已提交
1203 1204 1205 1206
static void
qla2x00_get_starget_node_name(struct scsi_target *starget)
{
	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1207
	scsi_qla_host_t *vha = shost_priv(host);
1208
	fc_port_t *fcport;
1209
	u64 node_name = 0;
已提交
1210

1211
	list_for_each_entry(fcport, &vha->vp_fcports, list) {
1212 1213
		if (fcport->rport &&
		    starget->id == fcport->rport->scsi_target_id) {
1214
			node_name = wwn_to_u64(fcport->node_name);
1215 1216 1217 1218
			break;
		}
	}

1219
	fc_starget_node_name(starget) = node_name;
已提交
1220 1221 1222 1223 1224 1225
}

static void
qla2x00_get_starget_port_name(struct scsi_target *starget)
{
	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1226
	scsi_qla_host_t *vha = shost_priv(host);
1227
	fc_port_t *fcport;
1228
	u64 port_name = 0;
已提交
1229

1230
	list_for_each_entry(fcport, &vha->vp_fcports, list) {
1231 1232
		if (fcport->rport &&
		    starget->id == fcport->rport->scsi_target_id) {
1233
			port_name = wwn_to_u64(fcport->port_name);
1234 1235 1236 1237
			break;
		}
	}

1238
	fc_starget_port_name(starget) = port_name;
已提交
1239 1240 1241 1242 1243 1244
}

static void
qla2x00_get_starget_port_id(struct scsi_target *starget)
{
	struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
1245
	scsi_qla_host_t *vha = shost_priv(host);
1246 1247 1248
	fc_port_t *fcport;
	uint32_t port_id = ~0U;

1249
	list_for_each_entry(fcport, &vha->vp_fcports, list) {
1250 1251
		if (fcport->rport &&
		    starget->id == fcport->rport->scsi_target_id) {
1252 1253 1254 1255 1256
			port_id = fcport->d_id.b.domain << 16 |
			    fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
			break;
		}
	}
已提交
1257 1258 1259 1260 1261 1262 1263 1264

	fc_starget_port_id(starget) = port_id;
}

static void
qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
{
	if (timeout)
1265
		rport->dev_loss_tmo = timeout;
已提交
1266
	else
1267
		rport->dev_loss_tmo = 1;
已提交
1268 1269
}

1270 1271 1272 1273 1274 1275
static void
qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
{
	struct Scsi_Host *host = rport_to_shost(rport);
	fc_port_t *fcport = *(fc_port_t **)rport->dd_data;

1276 1277 1278
	if (!fcport)
		return;

1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295
	qla2x00_abort_fcport_cmds(fcport);

	/*
	 * Transport has effectively 'deleted' the rport, clear
	 * all local references.
	 */
	spin_lock_irq(host->host_lock);
	fcport->rport = NULL;
	*((fc_port_t **)rport->dd_data) = NULL;
	spin_unlock_irq(host->host_lock);
}

static void
qla2x00_terminate_rport_io(struct fc_rport *rport)
{
	fc_port_t *fcport = *(fc_port_t **)rport->dd_data;

1296 1297 1298
	if (!fcport)
		return;

1299 1300 1301 1302
	/*
	 * At this point all fcport's software-states are cleared.  Perform any
	 * final cleanup of firmware resources (PCBs and XCBs).
	 */
1303
	if (fcport->loop_id != FC_NO_LOOP_ID)
1304 1305 1306
		fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
			fcport->loop_id, fcport->d_id.b.domain,
			fcport->d_id.b.area, fcport->d_id.b.al_pa);
1307

1308 1309 1310
	qla2x00_abort_fcport_cmds(fcport);
}

1311 1312 1313
static int
qla2x00_issue_lip(struct Scsi_Host *shost)
{
1314
	scsi_qla_host_t *vha = shost_priv(shost);
1315

1316
	qla2x00_loop_reset(vha);
1317 1318 1319
	return 0;
}

1320 1321 1322
static struct fc_host_statistics *
qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
{
1323 1324 1325
	scsi_qla_host_t *vha = shost_priv(shost);
	struct qla_hw_data *ha = vha->hw;
	struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1326
	int rval;
1327 1328
	struct link_statistics *stats;
	dma_addr_t stats_dma;
1329 1330 1331 1332 1333
	struct fc_host_statistics *pfc_host_stat;

	pfc_host_stat = &ha->fc_host_stat;
	memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));

1334 1335 1336
	stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
	if (stats == NULL) {
		DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
1337
		    __func__, base_vha->host_no));
1338 1339 1340 1341 1342
		goto done;
	}
	memset(stats, 0, DMA_POOL_SIZE);

	rval = QLA_FUNCTION_FAILED;
1343
	if (IS_FWI2_CAPABLE(ha)) {
1344 1345 1346 1347
		rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
	} else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
		    !test_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags) &&
		    !test_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags) &&
1348 1349
		    !ha->dpc_active) {
		/* Must be in a 'READY' state for statistics retrieval. */
1350 1351
		rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
						stats, stats_dma);
1352
	}
1353 1354

	if (rval != QLA_SUCCESS)
1355 1356 1357 1358 1359 1360 1361 1362 1363
		goto done_free;

	pfc_host_stat->link_failure_count = stats->link_fail_cnt;
	pfc_host_stat->loss_of_sync_count = stats->loss_sync_cnt;
	pfc_host_stat->loss_of_signal_count = stats->loss_sig_cnt;
	pfc_host_stat->prim_seq_protocol_err_count = stats->prim_seq_err_cnt;
	pfc_host_stat->invalid_tx_word_count = stats->inval_xmit_word_cnt;
	pfc_host_stat->invalid_crc_count = stats->inval_crc_cnt;
	if (IS_FWI2_CAPABLE(ha)) {
1364
		pfc_host_stat->lip_count = stats->lip_cnt;
1365 1366 1367 1368 1369
		pfc_host_stat->tx_frames = stats->tx_frames;
		pfc_host_stat->rx_frames = stats->rx_frames;
		pfc_host_stat->dumped_frames = stats->dumped_frames;
		pfc_host_stat->nos_count = stats->nos_rcvd;
	}
1370 1371
	pfc_host_stat->fcp_input_megabytes = ha->qla_stats.input_bytes >> 20;
	pfc_host_stat->fcp_output_megabytes = ha->qla_stats.output_bytes >> 20;
1372

1373 1374
done_free:
        dma_pool_free(ha->s_dma_pool, stats, stats_dma);
1375
done:
1376 1377 1378
	return pfc_host_stat;
}

1379 1380 1381
static void
qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
{
1382
	scsi_qla_host_t *vha = shost_priv(shost);
1383

1384
	qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost));
1385 1386
}

1387 1388 1389
static void
qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
{
1390
	scsi_qla_host_t *vha = shost_priv(shost);
1391

1392
	set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
1393 1394
}

1395 1396 1397
static void
qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
{
1398
	scsi_qla_host_t *vha = shost_priv(shost);
1399 1400
	u64 node_name;

1401 1402
	if (vha->device_flags & SWITCH_FOUND)
		node_name = wwn_to_u64(vha->fabric_node_name);
1403
	else
1404
		node_name = wwn_to_u64(vha->node_name);
1405 1406 1407 1408

	fc_host_fabric_name(shost) = node_name;
}

1409 1410 1411
static void
qla2x00_get_host_port_state(struct Scsi_Host *shost)
{
1412 1413
	scsi_qla_host_t *vha = shost_priv(shost);
	struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
1414

1415
	if (!base_vha->flags.online)
1416
		fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
1417
	else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT)
1418 1419 1420 1421 1422
		fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
	else
		fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
}

1423 1424 1425 1426
static int
qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
{
	int	ret = 0;
1427 1428
	int	cnt = 0;
	uint8_t	qos = QLA_DEFAULT_QUE_QOS;
1429 1430
	scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
	scsi_qla_host_t *vha = NULL;
1431
	struct qla_hw_data *ha = base_vha->hw;
1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452

	ret = qla24xx_vport_create_req_sanity_check(fc_vport);
	if (ret) {
		DEBUG15(printk("qla24xx_vport_create_req_sanity_check failed, "
		    "status %x\n", ret));
		return (ret);
	}

	vha = qla24xx_create_vhost(fc_vport);
	if (vha == NULL) {
		DEBUG15(printk ("qla24xx_create_vhost failed, vha = %p\n",
		    vha));
		return FC_VPORT_FAILED;
	}
	if (disable) {
		atomic_set(&vha->vp_state, VP_OFFLINE);
		fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
	} else
		atomic_set(&vha->vp_state, VP_FAILED);

	/* ready to create vport */
1453 1454
	qla_printk(KERN_INFO, vha->hw, "VP entry id %d assigned.\n",
							vha->vp_idx);
1455 1456 1457 1458 1459 1460

	/* initialized vport states */
	atomic_set(&vha->loop_state, LOOP_DOWN);
	vha->vp_err_state=  VP_ERR_PORTDWN;
	vha->vp_prev_err_state=  VP_ERR_UNKWN;
	/* Check if physical ha port is Up */
1461 1462
	if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
	    atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
1463 1464
		/* Don't retry or attempt login of this virtual port */
		DEBUG15(printk ("scsi(%ld): pport loop_state is not UP.\n",
1465
		    base_vha->host_no));
1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480
		atomic_set(&vha->loop_state, LOOP_DEAD);
		if (!disable)
			fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
	}

	if (scsi_add_host(vha->host, &fc_vport->dev)) {
		DEBUG15(printk("scsi(%ld): scsi_add_host failure for VP[%d].\n",
			vha->host_no, vha->vp_idx));
		goto vport_create_failed_2;
	}

	/* initialize attributes */
	fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
	fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
	fc_host_supported_classes(vha->host) =
1481
		fc_host_supported_classes(base_vha->host);
1482
	fc_host_supported_speeds(vha->host) =
1483
		fc_host_supported_speeds(base_vha->host);
1484 1485 1486

	qla24xx_vport_disable(fc_vport, disable);

1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502
	/* Create a queue pair for the vport */
	if (ha->mqenable) {
		if (ha->npiv_info) {
			for (; cnt < ha->nvram_npiv_size; cnt++) {
				if (ha->npiv_info[cnt].port_name ==
					vha->port_name &&
					ha->npiv_info[cnt].node_name ==
					vha->node_name) {
					qos = ha->npiv_info[cnt].q_qos;
					break;
				}
			}
		}
		qla25xx_create_queues(vha, qos);
	}

1503 1504 1505 1506 1507 1508 1509 1510
	return 0;
vport_create_failed_2:
	qla24xx_disable_vp(vha);
	qla24xx_deallocate_vp_id(vha);
	scsi_host_put(vha->host);
	return FC_VPORT_FAILED;
}

A
Adrian Bunk 已提交
1511
static int
1512 1513 1514
qla24xx_vport_delete(struct fc_vport *fc_vport)
{
	scsi_qla_host_t *vha = fc_vport->dd_data;
1515
	fc_port_t *fcport, *tfcport;
1516 1517
	struct qla_hw_data *ha = vha->hw;
	uint16_t id = vha->vp_idx;
1518 1519

	while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
1520
	    test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
1521
		msleep(1000);
1522 1523 1524

	qla24xx_disable_vp(vha);

1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535
	fc_remove_host(vha->host);

	scsi_remove_host(vha->host);

	list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) {
		list_del(&fcport->list);
		kfree(fcport);
		fcport = NULL;
	}

	qla24xx_deallocate_vp_id(vha);
1536 1537 1538 1539 1540 1541 1542 1543

	if (vha->timer_active) {
		qla2x00_vp_stop_timer(vha);
		DEBUG15(printk ("scsi(%ld): timer for the vport[%d] = %p "
		    "has stopped\n",
		    vha->host_no, vha->vp_idx, vha));
        }

1544 1545 1546 1547 1548 1549
	if (ha->mqenable) {
		if (qla25xx_delete_queues(vha, 0) != QLA_SUCCESS)
			qla_printk(KERN_WARNING, ha,
				"Queue delete failed.\n");
	}

1550
	scsi_host_put(vha->host);
1551
	qla_printk(KERN_INFO, ha, "vport %d deleted\n", id);
1552 1553 1554
	return 0;
}

A
Adrian Bunk 已提交
1555
static int
1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567
qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
{
	scsi_qla_host_t *vha = fc_vport->dd_data;

	if (disable)
		qla24xx_disable_vp(vha);
	else
		qla24xx_enable_vp(vha);

	return 0;
}

1568
struct fc_function_template qla2xxx_transport_functions = {
已提交
1569 1570 1571

	.show_host_node_name = 1,
	.show_host_port_name = 1,
1572
	.show_host_supported_classes = 1,
1573
	.show_host_supported_speeds = 1,
1574

已提交
1575 1576
	.get_host_port_id = qla2x00_get_host_port_id,
	.show_host_port_id = 1,
1577 1578
	.get_host_speed = qla2x00_get_host_speed,
	.show_host_speed = 1,
1579 1580
	.get_host_port_type = qla2x00_get_host_port_type,
	.show_host_port_type = 1,
1581 1582
	.get_host_symbolic_name = qla2x00_get_host_symbolic_name,
	.show_host_symbolic_name = 1,
1583 1584
	.set_host_system_hostname = qla2x00_set_host_system_hostname,
	.show_host_system_hostname = 1,
1585 1586
	.get_host_fabric_name = qla2x00_get_host_fabric_name,
	.show_host_fabric_name = 1,
1587 1588
	.get_host_port_state = qla2x00_get_host_port_state,
	.show_host_port_state = 1,
已提交
1589

1590
	.dd_fcrport_size = sizeof(struct fc_port *),
1591
	.show_rport_supported_classes = 1,
已提交
1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602

	.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,

	.set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
	.show_rport_dev_loss_tmo = 1,

1603
	.issue_fc_host_lip = qla2x00_issue_lip,
1604 1605
	.dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
	.terminate_rport_io = qla2x00_terminate_rport_io,
1606
	.get_fc_host_stats = qla2x00_get_fc_host_stats,
1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647

	.vport_create = qla24xx_vport_create,
	.vport_disable = qla24xx_vport_disable,
	.vport_delete = qla24xx_vport_delete,
};

struct fc_function_template qla2xxx_transport_vport_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,
	.get_host_symbolic_name = qla2x00_get_host_symbolic_name,
	.show_host_symbolic_name = 1,
	.set_host_system_hostname = qla2x00_set_host_system_hostname,
	.show_host_system_hostname = 1,
	.get_host_fabric_name = qla2x00_get_host_fabric_name,
	.show_host_fabric_name = 1,
	.get_host_port_state = qla2x00_get_host_port_state,
	.show_host_port_state = 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,

	.set_rport_dev_loss_tmo = qla2x00_set_rport_loss_tmo,
	.show_rport_dev_loss_tmo = 1,

	.issue_fc_host_lip = qla2x00_issue_lip,
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	.dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
	.terminate_rport_io = qla2x00_terminate_rport_io,
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	.get_fc_host_stats = qla2x00_get_fc_host_stats,
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};

void
1654
qla2x00_init_host_attr(scsi_qla_host_t *vha)
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{
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	struct qla_hw_data *ha = vha->hw;
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	u32 speed = FC_PORTSPEED_UNKNOWN;

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	fc_host_node_name(vha->host) = wwn_to_u64(vha->node_name);
	fc_host_port_name(vha->host) = wwn_to_u64(vha->port_name);
	fc_host_supported_classes(vha->host) = FC_COS_CLASS3;
	fc_host_max_npiv_vports(vha->host) = ha->max_npiv_vports;
	fc_host_npiv_vports_inuse(vha->host) = ha->cur_vport_count;
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	if (IS_QLA81XX(ha))
		speed = FC_PORTSPEED_10GBIT;
	else if (IS_QLA25XX(ha))
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		speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
		    FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
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	else if (IS_QLA24XX_TYPE(ha))
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		speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
		    FC_PORTSPEED_1GBIT;
	else if (IS_QLA23XX(ha))
		speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
	else
		speed = FC_PORTSPEED_1GBIT;
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	fc_host_supported_speeds(vha->host) = speed;
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}