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e3976af5a4
All files in this driver directory contain the following notice: See LICENSE.qla4xxx for copyright and licensing details. LICENSE.qla4xxx can be found in Documentation/scsi/. The file contains: - A copyright notice This copyright notice is redundant as all files contain the same copyright notice already - A license notice You may modify and redistribute the device driver code under the GNU General Public License (a copy of which is attached hereto as Exhibit A) published by the Free Software Foundation (version 2). - The full GPLv2 license text This can be replaced with the corresponding SPDX license identifier (GPL-2.0-only) in the source files which reference this license file. - The full GPLv2 license text A redundant copy of LICENSES/preferred/GPL-2.0 Remove the notices and add the SPDX license identifier GPL-2.0-only to the source files. Finally remove the now redundant LICENSE.qla4xxx file. Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com> Acked-by: Nilesh Javali <njavali@marvell.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
351 lines
9.6 KiB
C
351 lines
9.6 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* QLogic iSCSI HBA Driver
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* Copyright (c) 2003-2013 QLogic Corporation
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*/
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#include "ql4_def.h"
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#include "ql4_glbl.h"
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#include "ql4_dbg.h"
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static ssize_t
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qla4_8xxx_sysfs_read_fw_dump(struct file *filep, struct kobject *kobj,
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struct bin_attribute *ba, char *buf, loff_t off,
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size_t count)
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{
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struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
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struct device, kobj)));
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if (is_qla40XX(ha))
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return -EINVAL;
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if (!test_bit(AF_82XX_DUMP_READING, &ha->flags))
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return 0;
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return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
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ha->fw_dump_size);
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}
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static ssize_t
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qla4_8xxx_sysfs_write_fw_dump(struct file *filep, struct kobject *kobj,
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struct bin_attribute *ba, char *buf, loff_t off,
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size_t count)
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{
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struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
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struct device, kobj)));
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uint32_t dev_state;
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long reading;
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int ret = 0;
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if (is_qla40XX(ha))
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return -EINVAL;
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if (off != 0)
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return ret;
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buf[1] = 0;
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ret = kstrtol(buf, 10, &reading);
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if (ret) {
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ql4_printk(KERN_ERR, ha, "%s: Invalid input. Return err %d\n",
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__func__, ret);
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return ret;
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}
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switch (reading) {
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case 0:
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/* clear dump collection flags */
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if (test_and_clear_bit(AF_82XX_DUMP_READING, &ha->flags)) {
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clear_bit(AF_82XX_FW_DUMPED, &ha->flags);
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/* Reload minidump template */
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qla4xxx_alloc_fw_dump(ha);
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DEBUG2(ql4_printk(KERN_INFO, ha,
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"Firmware template reloaded\n"));
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}
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break;
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case 1:
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/* Set flag to read dump */
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if (test_bit(AF_82XX_FW_DUMPED, &ha->flags) &&
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!test_bit(AF_82XX_DUMP_READING, &ha->flags)) {
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set_bit(AF_82XX_DUMP_READING, &ha->flags);
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DEBUG2(ql4_printk(KERN_INFO, ha,
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"Raw firmware dump ready for read on (%ld).\n",
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ha->host_no));
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}
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break;
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case 2:
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/* Reset HBA and collect FW dump */
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ha->isp_ops->idc_lock(ha);
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dev_state = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DEV_STATE);
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if (dev_state == QLA8XXX_DEV_READY) {
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ql4_printk(KERN_INFO, ha, "%s: Setting Need reset\n",
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__func__);
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qla4_8xxx_wr_direct(ha, QLA8XXX_CRB_DEV_STATE,
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QLA8XXX_DEV_NEED_RESET);
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if (is_qla8022(ha) ||
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((is_qla8032(ha) || is_qla8042(ha)) &&
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qla4_83xx_can_perform_reset(ha))) {
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set_bit(AF_8XXX_RST_OWNER, &ha->flags);
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set_bit(AF_FW_RECOVERY, &ha->flags);
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ql4_printk(KERN_INFO, ha, "%s: Reset owner is 0x%x\n",
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__func__, ha->func_num);
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}
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} else
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ql4_printk(KERN_INFO, ha,
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"%s: Reset not performed as device state is 0x%x\n",
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__func__, dev_state);
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ha->isp_ops->idc_unlock(ha);
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break;
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default:
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/* do nothing */
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break;
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}
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return count;
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}
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static struct bin_attribute sysfs_fw_dump_attr = {
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.attr = {
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.name = "fw_dump",
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.mode = S_IRUSR | S_IWUSR,
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},
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.size = 0,
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.read = qla4_8xxx_sysfs_read_fw_dump,
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.write = qla4_8xxx_sysfs_write_fw_dump,
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};
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static struct sysfs_entry {
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char *name;
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struct bin_attribute *attr;
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} bin_file_entries[] = {
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{ "fw_dump", &sysfs_fw_dump_attr },
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{ NULL },
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};
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void qla4_8xxx_alloc_sysfs_attr(struct scsi_qla_host *ha)
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{
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struct Scsi_Host *host = ha->host;
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struct sysfs_entry *iter;
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int ret;
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for (iter = bin_file_entries; iter->name; iter++) {
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ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
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iter->attr);
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if (ret)
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ql4_printk(KERN_ERR, ha,
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"Unable to create sysfs %s binary attribute (%d).\n",
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iter->name, ret);
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}
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}
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void qla4_8xxx_free_sysfs_attr(struct scsi_qla_host *ha)
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{
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struct Scsi_Host *host = ha->host;
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struct sysfs_entry *iter;
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for (iter = bin_file_entries; iter->name; iter++)
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sysfs_remove_bin_file(&host->shost_gendev.kobj,
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iter->attr);
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}
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/* Scsi_Host attributes. */
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static ssize_t
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qla4xxx_fw_version_show(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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if (is_qla80XX(ha))
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return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
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ha->fw_info.fw_major, ha->fw_info.fw_minor,
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ha->fw_info.fw_patch, ha->fw_info.fw_build);
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else
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return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d.%02d\n",
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ha->fw_info.fw_major, ha->fw_info.fw_minor,
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ha->fw_info.fw_patch, ha->fw_info.fw_build);
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}
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static ssize_t
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qla4xxx_serial_num_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%s\n", ha->serial_number);
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}
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static ssize_t
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qla4xxx_iscsi_version_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fw_info.iscsi_major,
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ha->fw_info.iscsi_minor);
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}
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static ssize_t
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qla4xxx_optrom_version_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d.%02d\n",
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ha->fw_info.bootload_major, ha->fw_info.bootload_minor,
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ha->fw_info.bootload_patch, ha->fw_info.bootload_build);
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}
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static ssize_t
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qla4xxx_board_id_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "0x%08X\n", ha->board_id);
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}
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static ssize_t
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qla4xxx_fw_state_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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qla4xxx_get_firmware_state(ha);
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return snprintf(buf, PAGE_SIZE, "0x%08X%8X\n", ha->firmware_state,
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ha->addl_fw_state);
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}
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static ssize_t
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qla4xxx_phy_port_cnt_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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if (is_qla40XX(ha))
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return -ENOSYS;
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return snprintf(buf, PAGE_SIZE, "0x%04X\n", ha->phy_port_cnt);
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}
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static ssize_t
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qla4xxx_phy_port_num_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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if (is_qla40XX(ha))
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return -ENOSYS;
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return snprintf(buf, PAGE_SIZE, "0x%04X\n", ha->phy_port_num);
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}
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static ssize_t
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qla4xxx_iscsi_func_cnt_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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if (is_qla40XX(ha))
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return -ENOSYS;
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return snprintf(buf, PAGE_SIZE, "0x%04X\n", ha->iscsi_pci_func_cnt);
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}
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static ssize_t
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qla4xxx_hba_model_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%s\n", ha->model_name);
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}
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static ssize_t
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qla4xxx_fw_timestamp_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%s %s\n", ha->fw_info.fw_build_date,
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ha->fw_info.fw_build_time);
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}
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static ssize_t
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qla4xxx_fw_build_user_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%s\n", ha->fw_info.fw_build_user);
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}
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static ssize_t
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qla4xxx_fw_ext_timestamp_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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return snprintf(buf, PAGE_SIZE, "%s\n", ha->fw_info.extended_timestamp);
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}
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static ssize_t
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qla4xxx_fw_load_src_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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char *load_src = NULL;
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switch (ha->fw_info.fw_load_source) {
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case 1:
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load_src = "Flash Primary";
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break;
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case 2:
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load_src = "Flash Secondary";
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break;
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case 3:
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load_src = "Host Download";
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break;
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}
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return snprintf(buf, PAGE_SIZE, "%s\n", load_src);
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}
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static ssize_t
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qla4xxx_fw_uptime_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev));
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qla4xxx_about_firmware(ha);
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return snprintf(buf, PAGE_SIZE, "%u.%u secs\n", ha->fw_uptime_secs,
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ha->fw_uptime_msecs);
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}
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static DEVICE_ATTR(fw_version, S_IRUGO, qla4xxx_fw_version_show, NULL);
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static DEVICE_ATTR(serial_num, S_IRUGO, qla4xxx_serial_num_show, NULL);
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static DEVICE_ATTR(iscsi_version, S_IRUGO, qla4xxx_iscsi_version_show, NULL);
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static DEVICE_ATTR(optrom_version, S_IRUGO, qla4xxx_optrom_version_show, NULL);
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static DEVICE_ATTR(board_id, S_IRUGO, qla4xxx_board_id_show, NULL);
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static DEVICE_ATTR(fw_state, S_IRUGO, qla4xxx_fw_state_show, NULL);
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static DEVICE_ATTR(phy_port_cnt, S_IRUGO, qla4xxx_phy_port_cnt_show, NULL);
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static DEVICE_ATTR(phy_port_num, S_IRUGO, qla4xxx_phy_port_num_show, NULL);
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static DEVICE_ATTR(iscsi_func_cnt, S_IRUGO, qla4xxx_iscsi_func_cnt_show, NULL);
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static DEVICE_ATTR(hba_model, S_IRUGO, qla4xxx_hba_model_show, NULL);
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static DEVICE_ATTR(fw_timestamp, S_IRUGO, qla4xxx_fw_timestamp_show, NULL);
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static DEVICE_ATTR(fw_build_user, S_IRUGO, qla4xxx_fw_build_user_show, NULL);
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static DEVICE_ATTR(fw_ext_timestamp, S_IRUGO, qla4xxx_fw_ext_timestamp_show,
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NULL);
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static DEVICE_ATTR(fw_load_src, S_IRUGO, qla4xxx_fw_load_src_show, NULL);
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static DEVICE_ATTR(fw_uptime, S_IRUGO, qla4xxx_fw_uptime_show, NULL);
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struct device_attribute *qla4xxx_host_attrs[] = {
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&dev_attr_fw_version,
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&dev_attr_serial_num,
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&dev_attr_iscsi_version,
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&dev_attr_optrom_version,
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&dev_attr_board_id,
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&dev_attr_fw_state,
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&dev_attr_phy_port_cnt,
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&dev_attr_phy_port_num,
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&dev_attr_iscsi_func_cnt,
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&dev_attr_hba_model,
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&dev_attr_fw_timestamp,
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&dev_attr_fw_build_user,
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&dev_attr_fw_ext_timestamp,
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&dev_attr_fw_load_src,
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&dev_attr_fw_uptime,
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NULL,
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};
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