--- /dev/null
+/*
+ * QLogic Fibre Channel HBA Driver
+ * Copyright (c) 2003-2014 QLogic Corporation
+ *
+ * See LICENSE.qla2xxx for copyright and licensing details.
+ */
+#include "qla_def.h"
+#include "qla_target.h"
+
+#include <linux/kthread.h>
+#include <linux/vmalloc.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+
+static int qla24xx_vport_disable(struct fc_vport *, bool);
+
+/* SYSFS attributes --------------------------------------------------------- */
+
+static ssize_t
+qla2x00_sysfs_read_fw_dump(struct file *filp, 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 rval = 0;
+
+ if (!(ha->fw_dump_reading || ha->mctp_dump_reading))
+ return 0;
+
+ if (IS_P3P_TYPE(ha)) {
+ if (off < ha->md_template_size) {
+ rval = memory_read_from_buffer(buf, count,
+ &off, ha->md_tmplt_hdr, ha->md_template_size);
+ return rval;
+ }
+ off -= ha->md_template_size;
+ rval = memory_read_from_buffer(buf, count,
+ &off, ha->md_dump, ha->md_dump_size);
+ return rval;
+ } else if (ha->mctp_dumped && ha->mctp_dump_reading)
+ return memory_read_from_buffer(buf, count, &off, ha->mctp_dump,
+ MCTP_DUMP_SIZE);
+ else if (ha->fw_dump_reading)
+ return memory_read_from_buffer(buf, count, &off, ha->fw_dump,
+ ha->fw_dump_len);
+ else
+ return 0;
+}
+
+static ssize_t
+qla2x00_sysfs_write_fw_dump(struct file *filp, 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 reading;
+
+ if (off != 0)
+ return (0);
+
+ reading = simple_strtol(buf, NULL, 10);
+ switch (reading) {
+ case 0:
+ if (!ha->fw_dump_reading)
+ break;
+
+ ql_log(ql_log_info, vha, 0x705d,
+ "Firmware dump cleared on (%ld).\n", vha->host_no);
+
+ if (IS_P3P_TYPE(ha)) {
+ qla82xx_md_free(vha);
+ qla82xx_md_prep(vha);
+ }
+ ha->fw_dump_reading = 0;
+ ha->fw_dumped = 0;
+ break;
+ case 1:
+ if (ha->fw_dumped && !ha->fw_dump_reading) {
+ ha->fw_dump_reading = 1;
+
+ ql_log(ql_log_info, vha, 0x705e,
+ "Raw firmware dump ready for read on (%ld).\n",
+ vha->host_no);
+ }
+ break;
+ case 2:
+ qla2x00_alloc_fw_dump(vha);
+ break;
+ case 3:
+ if (IS_QLA82XX(ha)) {
+ qla82xx_idc_lock(ha);
+ qla82xx_set_reset_owner(vha);
+ qla82xx_idc_unlock(ha);
+ } else if (IS_QLA8044(ha)) {
+ qla8044_idc_lock(ha);
+ qla82xx_set_reset_owner(vha);
+ qla8044_idc_unlock(ha);
+ } else
+ qla2x00_system_error(vha);
+ break;
+ case 4:
+ if (IS_P3P_TYPE(ha)) {
+ if (ha->md_tmplt_hdr)
+ ql_dbg(ql_dbg_user, vha, 0x705b,
+ "MiniDump supported with this firmware.\n");
+ else
+ ql_dbg(ql_dbg_user, vha, 0x709d,
+ "MiniDump not supported with this firmware.\n");
+ }
+ break;
+ case 5:
+ if (IS_P3P_TYPE(ha))
+ set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+ break;
+ case 6:
+ if (!ha->mctp_dump_reading)
+ break;
+ ql_log(ql_log_info, vha, 0x70c1,
+ "MCTP dump cleared on (%ld).\n", vha->host_no);
+ ha->mctp_dump_reading = 0;
+ ha->mctp_dumped = 0;
+ break;
+ case 7:
+ if (ha->mctp_dumped && !ha->mctp_dump_reading) {
+ ha->mctp_dump_reading = 1;
+ ql_log(ql_log_info, vha, 0x70c2,
+ "Raw mctp dump ready for read on (%ld).\n",
+ vha->host_no);
+ }
+ break;
+ }
+ 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
+qla2x00_sysfs_read_fw_dump_template(struct file *filp, 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 (!ha->fw_dump_template || !ha->fw_dump_template_len)
+ return 0;
+
+ ql_dbg(ql_dbg_user, vha, 0x70e2,
+ "chunk <- off=%llx count=%zx\n", off, count);
+ return memory_read_from_buffer(buf, count, &off,
+ ha->fw_dump_template, ha->fw_dump_template_len);
+}
+
+static ssize_t
+qla2x00_sysfs_write_fw_dump_template(struct file *filp, 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;
+ uint32_t size;
+
+ if (off == 0) {
+ if (ha->fw_dump)
+ vfree(ha->fw_dump);
+ if (ha->fw_dump_template)
+ vfree(ha->fw_dump_template);
+
+ ha->fw_dump = NULL;
+ ha->fw_dump_len = 0;
+ ha->fw_dump_template = NULL;
+ ha->fw_dump_template_len = 0;
+
+ size = qla27xx_fwdt_template_size(buf);
+ ql_dbg(ql_dbg_user, vha, 0x70d1,
+ "-> allocating fwdt (%x bytes)...\n", size);
+ ha->fw_dump_template = vmalloc(size);
+ if (!ha->fw_dump_template) {
+ ql_log(ql_log_warn, vha, 0x70d2,
+ "Failed allocate fwdt (%x bytes).\n", size);
+ return -ENOMEM;
+ }
+ ha->fw_dump_template_len = size;
+ }
+
+ if (off + count > ha->fw_dump_template_len) {
+ count = ha->fw_dump_template_len - off;
+ ql_dbg(ql_dbg_user, vha, 0x70d3,
+ "chunk -> truncating to %zx bytes.\n", count);
+ }
+
+ ql_dbg(ql_dbg_user, vha, 0x70d4,
+ "chunk -> off=%llx count=%zx\n", off, count);
+ memcpy(ha->fw_dump_template + off, buf, count);
+
+ if (off + count == ha->fw_dump_template_len) {
+ size = qla27xx_fwdt_calculate_dump_size(vha);
+ ql_dbg(ql_dbg_user, vha, 0x70d5,
+ "-> allocating fwdump (%x bytes)...\n", size);
+ ha->fw_dump = vmalloc(size);
+ if (!ha->fw_dump) {
+ ql_log(ql_log_warn, vha, 0x70d6,
+ "Failed allocate fwdump (%x bytes).\n", size);
+ return -ENOMEM;
+ }
+ ha->fw_dump_len = size;
+ }
+
+ return count;
+}
+static struct bin_attribute sysfs_fw_dump_template_attr = {
+ .attr = {
+ .name = "fw_dump_template",
+ .mode = S_IRUSR | S_IWUSR,
+ },
+ .size = 0,
+ .read = qla2x00_sysfs_read_fw_dump_template,
+ .write = qla2x00_sysfs_write_fw_dump_template,
+};
+
+static ssize_t
+qla2x00_sysfs_read_nvram(struct file *filp, 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))
+ return 0;
+
+ if (IS_NOCACHE_VPD_TYPE(ha))
+ ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
+ ha->nvram_size);
+ return memory_read_from_buffer(buf, count, &off, ha->nvram,
+ ha->nvram_size);
+}
+
+static ssize_t
+qla2x00_sysfs_write_nvram(struct file *filp, 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 cnt;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size ||
+ !ha->isp_ops->write_nvram)
+ return -EINVAL;
+
+ /* Checksum NVRAM. */
+ if (IS_FWI2_CAPABLE(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;
+ }
+
+ if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x705f,
+ "HBA not online, failing NVRAM update.\n");
+ return -EAGAIN;
+ }
+
+ /* Write NVRAM. */
+ 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,
+ count);
+
+ ql_dbg(ql_dbg_user, vha, 0x7060,
+ "Setting ISP_ABORT_NEEDED\n");
+ /* NVRAM settings take effect immediately. */
+ set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+ qla2xxx_wake_dpc(vha);
+ qla2x00_wait_for_chip_reset(vha);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_nvram_attr = {
+ .attr = {
+ .name = "nvram",
+ .mode = S_IRUSR | S_IWUSR,
+ },
+ .size = 512,
+ .read = qla2x00_sysfs_read_nvram,
+ .write = qla2x00_sysfs_write_nvram,
+};
+
+static ssize_t
+qla2x00_sysfs_read_optrom(struct file *filp, 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;
+ ssize_t rval = 0;
+
+ if (ha->optrom_state != QLA_SREADING)
+ return 0;
+
+ mutex_lock(&ha->optrom_mutex);
+ rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
+ ha->optrom_region_size);
+ mutex_unlock(&ha->optrom_mutex);
+
+ return rval;
+}
+
+static ssize_t
+qla2x00_sysfs_write_optrom(struct file *filp, 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 (ha->optrom_state != QLA_SWRITING)
+ return -EINVAL;
+ if (off > ha->optrom_region_size)
+ return -ERANGE;
+ if (off + count > ha->optrom_region_size)
+ count = ha->optrom_region_size - off;
+
+ mutex_lock(&ha->optrom_mutex);
+ memcpy(&ha->optrom_buffer[off], buf, count);
+ mutex_unlock(&ha->optrom_mutex);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_optrom_attr = {
+ .attr = {
+ .name = "optrom",
+ .mode = S_IRUSR | S_IWUSR,
+ },
+ .size = 0,
+ .read = qla2x00_sysfs_read_optrom,
+ .write = qla2x00_sysfs_write_optrom,
+};
+
+static ssize_t
+qla2x00_sysfs_write_optrom_ctl(struct file *filp, 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;
+ uint32_t start = 0;
+ uint32_t size = ha->optrom_size;
+ int val, valid;
+ ssize_t rval = count;
+
+ if (off)
+ return -EINVAL;
+
+ if (unlikely(pci_channel_offline(ha->pdev)))
+ return -EAGAIN;
+
+ if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
+ return -EINVAL;
+ if (start > ha->optrom_size)
+ return -EINVAL;
+
+ mutex_lock(&ha->optrom_mutex);
+ switch (val) {
+ case 0:
+ if (ha->optrom_state != QLA_SREADING &&
+ ha->optrom_state != QLA_SWRITING) {
+ rval = -EINVAL;
+ goto out;
+ }
+ ha->optrom_state = QLA_SWAITING;
+
+ ql_dbg(ql_dbg_user, vha, 0x7061,
+ "Freeing flash region allocation -- 0x%x bytes.\n",
+ ha->optrom_region_size);
+
+ vfree(ha->optrom_buffer);
+ ha->optrom_buffer = NULL;
+ break;
+ case 1:
+ if (ha->optrom_state != QLA_SWAITING) {
+ rval = -EINVAL;
+ goto out;
+ }
+
+ ha->optrom_region_start = start;
+ ha->optrom_region_size = start + size > ha->optrom_size ?
+ ha->optrom_size - start : size;
+
+ ha->optrom_state = QLA_SREADING;
+ ha->optrom_buffer = vmalloc(ha->optrom_region_size);
+ if (ha->optrom_buffer == NULL) {
+ ql_log(ql_log_warn, vha, 0x7062,
+ "Unable to allocate memory for optrom retrieval "
+ "(%x).\n", ha->optrom_region_size);
+
+ ha->optrom_state = QLA_SWAITING;
+ rval = -ENOMEM;
+ goto out;
+ }
+
+ if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x7063,
+ "HBA not online, failing NVRAM update.\n");
+ rval = -EAGAIN;
+ goto out;
+ }
+
+ ql_dbg(ql_dbg_user, vha, 0x7064,
+ "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);
+ ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
+ ha->optrom_region_start, ha->optrom_region_size);
+ break;
+ case 2:
+ if (ha->optrom_state != QLA_SWAITING) {
+ rval = -EINVAL;
+ goto out;
+ }
+
+ /*
+ * 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;
+ else if (start == (ha->flt_region_boot * 4) ||
+ start == (ha->flt_region_fw * 4))
+ valid = 1;
+ else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)
+ || IS_CNA_CAPABLE(ha) || IS_QLA2031(ha)
+ || IS_QLA27XX(ha))
+ valid = 1;
+ if (!valid) {
+ ql_log(ql_log_warn, vha, 0x7065,
+ "Invalid start region 0x%x/0x%x.\n", start, size);
+ rval = -EINVAL;
+ goto out;
+ }
+
+ ha->optrom_region_start = start;
+ ha->optrom_region_size = start + size > ha->optrom_size ?
+ ha->optrom_size - start : size;
+
+ ha->optrom_state = QLA_SWRITING;
+ ha->optrom_buffer = vmalloc(ha->optrom_region_size);
+ if (ha->optrom_buffer == NULL) {
+ ql_log(ql_log_warn, vha, 0x7066,
+ "Unable to allocate memory for optrom update "
+ "(%x)\n", ha->optrom_region_size);
+
+ ha->optrom_state = QLA_SWAITING;
+ rval = -ENOMEM;
+ goto out;
+ }
+
+ ql_dbg(ql_dbg_user, vha, 0x7067,
+ "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);
+ break;
+ case 3:
+ if (ha->optrom_state != QLA_SWRITING) {
+ rval = -EINVAL;
+ goto out;
+ }
+
+ if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x7068,
+ "HBA not online, failing flash update.\n");
+ rval = -EAGAIN;
+ goto out;
+ }
+
+ ql_dbg(ql_dbg_user, vha, 0x7069,
+ "Writing flash region -- 0x%x/0x%x.\n",
+ ha->optrom_region_start, ha->optrom_region_size);
+
+ ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
+ ha->optrom_region_start, ha->optrom_region_size);
+ break;
+ default:
+ rval = -EINVAL;
+ }
+
+out:
+ mutex_unlock(&ha->optrom_mutex);
+ return rval;
+}
+
+static struct bin_attribute sysfs_optrom_ctl_attr = {
+ .attr = {
+ .name = "optrom_ctl",
+ .mode = S_IWUSR,
+ },
+ .size = 0,
+ .write = qla2x00_sysfs_write_optrom_ctl,
+};
+
+static ssize_t
+qla2x00_sysfs_read_vpd(struct file *filp, 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 (unlikely(pci_channel_offline(ha->pdev)))
+ return -EAGAIN;
+
+ if (!capable(CAP_SYS_ADMIN))
+ return -EINVAL;
+
+ if (IS_NOCACHE_VPD_TYPE(ha))
+ ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
+ ha->vpd_size);
+ return memory_read_from_buffer(buf, count, &off, ha->vpd, ha->vpd_size);
+}
+
+static ssize_t
+qla2x00_sysfs_write_vpd(struct file *filp, 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;
+ uint8_t *tmp_data;
+
+ if (unlikely(pci_channel_offline(ha->pdev)))
+ return 0;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
+ !ha->isp_ops->write_nvram)
+ return 0;
+
+ if (qla2x00_wait_for_hba_online(vha) != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x706a,
+ "HBA not online, failing VPD update.\n");
+ return -EAGAIN;
+ }
+
+ /* Write NVRAM. */
+ 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);
+
+ /* Update flash version information for 4Gb & above. */
+ if (!IS_FWI2_CAPABLE(ha))
+ return -EINVAL;
+
+ tmp_data = vmalloc(256);
+ if (!tmp_data) {
+ ql_log(ql_log_warn, vha, 0x706b,
+ "Unable to allocate memory for VPD information update.\n");
+ return -ENOMEM;
+ }
+ ha->isp_ops->get_flash_version(vha, tmp_data);
+ vfree(tmp_data);
+
+ 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,
+};
+
+static ssize_t
+qla2x00_sysfs_read_sfp(struct file *filp, 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 iter, addr, offset;
+ int rval;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count != SFP_DEV_SIZE * 2)
+ return 0;
+
+ 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) {
+ ql_log(ql_log_warn, vha, 0x706c,
+ "Unable to allocate memory for SFP read-data.\n");
+ return 0;
+ }
+
+do_read:
+ memset(ha->sfp_data, 0, SFP_BLOCK_SIZE);
+ 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;
+ }
+
+ rval = qla2x00_read_sfp(vha, ha->sfp_data_dma, ha->sfp_data,
+ addr, offset, SFP_BLOCK_SIZE, BIT_1);
+ if (rval != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x706d,
+ "Unable to read SFP data (%x/%x/%x).\n", rval,
+ addr, offset);
+
+ return -EIO;
+ }
+ 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,
+};
+
+static ssize_t
+qla2x00_sysfs_write_reset(struct file *filp, 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;
+ struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
+ int type;
+ uint32_t idc_control;
+ uint8_t *tmp_data = NULL;
+ if (off != 0)
+ return -EINVAL;
+
+ type = simple_strtol(buf, NULL, 10);
+ switch (type) {
+ case 0x2025c:
+ ql_log(ql_log_info, vha, 0x706e,
+ "Issuing ISP reset.\n");
+
+ scsi_block_requests(vha->host);
+ if (IS_QLA82XX(ha)) {
+ ha->flags.isp82xx_no_md_cap = 1;
+ qla82xx_idc_lock(ha);
+ qla82xx_set_reset_owner(vha);
+ qla82xx_idc_unlock(ha);
+ } else if (IS_QLA8044(ha)) {
+ qla8044_idc_lock(ha);
+ idc_control = qla8044_rd_reg(ha,
+ QLA8044_IDC_DRV_CTRL);
+ qla8044_wr_reg(ha, QLA8044_IDC_DRV_CTRL,
+ (idc_control | GRACEFUL_RESET_BIT1));
+ qla82xx_set_reset_owner(vha);
+ qla8044_idc_unlock(ha);
+ } else {
+ 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) && !IS_QLA83XX(ha))
+ return -EPERM;
+
+ ql_log(ql_log_info, vha, 0x706f,
+ "Issuing MPI reset.\n");
+
+ if (IS_QLA83XX(ha)) {
+ uint32_t idc_control;
+
+ qla83xx_idc_lock(vha, 0);
+ __qla83xx_get_idc_control(vha, &idc_control);
+ idc_control |= QLA83XX_IDC_GRACEFUL_RESET;
+ __qla83xx_set_idc_control(vha, idc_control);
+ qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
+ QLA8XXX_DEV_NEED_RESET);
+ qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
+ qla83xx_idc_unlock(vha, 0);
+ break;
+ } else {
+ /* 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)
+ ql_log(ql_log_warn, vha, 0x7070,
+ "MPI reset failed.\n");
+ scsi_unblock_requests(vha->host);
+ break;
+ }
+ case 0x2025e:
+ if (!IS_P3P_TYPE(ha) || vha != base_vha) {
+ ql_log(ql_log_info, vha, 0x7071,
+ "FCoE ctx reset no supported.\n");
+ return -EPERM;
+ }
+
+ ql_log(ql_log_info, vha, 0x7072,
+ "Issuing FCoE ctx reset.\n");
+ set_bit(FCOE_CTX_RESET_NEEDED, &vha->dpc_flags);
+ qla2xxx_wake_dpc(vha);
+ qla2x00_wait_for_fcoe_ctx_reset(vha);
+ break;
+ case 0x2025f:
+ if (!IS_QLA8031(ha))
+ return -EPERM;
+ ql_log(ql_log_info, vha, 0x70bc,
+ "Disabling Reset by IDC control\n");
+ qla83xx_idc_lock(vha, 0);
+ __qla83xx_get_idc_control(vha, &idc_control);
+ idc_control |= QLA83XX_IDC_RESET_DISABLED;
+ __qla83xx_set_idc_control(vha, idc_control);
+ qla83xx_idc_unlock(vha, 0);
+ break;
+ case 0x20260:
+ if (!IS_QLA8031(ha))
+ return -EPERM;
+ ql_log(ql_log_info, vha, 0x70bd,
+ "Enabling Reset by IDC control\n");
+ qla83xx_idc_lock(vha, 0);
+ __qla83xx_get_idc_control(vha, &idc_control);
+ idc_control &= ~QLA83XX_IDC_RESET_DISABLED;
+ __qla83xx_set_idc_control(vha, idc_control);
+ qla83xx_idc_unlock(vha, 0);
+ break;
+ case 0x20261:
+ ql_dbg(ql_dbg_user, vha, 0x70e0,
+ "Updating cache versions without reset ");
+
+ tmp_data = vmalloc(256);
+ if (!tmp_data) {
+ ql_log(ql_log_warn, vha, 0x70e1,
+ "Unable to allocate memory for VPD information update.\n");
+ return -ENOMEM;
+ }
+ ha->isp_ops->get_flash_version(vha, tmp_data);
+ vfree(tmp_data);
+ break;
+ }
+ return count;
+}
+
+static struct bin_attribute sysfs_reset_attr = {
+ .attr = {
+ .name = "reset",
+ .mode = S_IWUSR,
+ },
+ .size = 0,
+ .write = qla2x00_sysfs_write_reset,
+};
+
+static ssize_t
+qla2x00_sysfs_read_xgmac_stats(struct file *filp, 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 rval;
+ uint16_t actual_size;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count > XGMAC_DATA_SIZE)
+ return 0;
+
+ if (ha->xgmac_data)
+ goto do_read;
+
+ ha->xgmac_data = dma_alloc_coherent(&ha->pdev->dev, XGMAC_DATA_SIZE,
+ &ha->xgmac_data_dma, GFP_KERNEL);
+ if (!ha->xgmac_data) {
+ ql_log(ql_log_warn, vha, 0x7076,
+ "Unable to allocate memory for XGMAC read-data.\n");
+ return 0;
+ }
+
+do_read:
+ actual_size = 0;
+ memset(ha->xgmac_data, 0, XGMAC_DATA_SIZE);
+
+ rval = qla2x00_get_xgmac_stats(vha, ha->xgmac_data_dma,
+ XGMAC_DATA_SIZE, &actual_size);
+ if (rval != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x7077,
+ "Unable to read XGMAC data (%x).\n", rval);
+ count = 0;
+ }
+
+ count = actual_size > count ? count: actual_size;
+ memcpy(buf, ha->xgmac_data, count);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_xgmac_stats_attr = {
+ .attr = {
+ .name = "xgmac_stats",
+ .mode = S_IRUSR,
+ },
+ .size = 0,
+ .read = qla2x00_sysfs_read_xgmac_stats,
+};
+
+static ssize_t
+qla2x00_sysfs_read_dcbx_tlv(struct file *filp, 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 rval;
+ uint16_t actual_size;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count > DCBX_TLV_DATA_SIZE)
+ return 0;
+
+ if (ha->dcbx_tlv)
+ goto do_read;
+
+ ha->dcbx_tlv = dma_alloc_coherent(&ha->pdev->dev, DCBX_TLV_DATA_SIZE,
+ &ha->dcbx_tlv_dma, GFP_KERNEL);
+ if (!ha->dcbx_tlv) {
+ ql_log(ql_log_warn, vha, 0x7078,
+ "Unable to allocate memory for DCBX TLV read-data.\n");
+ return -ENOMEM;
+ }
+
+do_read:
+ actual_size = 0;
+ memset(ha->dcbx_tlv, 0, DCBX_TLV_DATA_SIZE);
+
+ rval = qla2x00_get_dcbx_params(vha, ha->dcbx_tlv_dma,
+ DCBX_TLV_DATA_SIZE);
+ if (rval != QLA_SUCCESS) {
+ ql_log(ql_log_warn, vha, 0x7079,
+ "Unable to read DCBX TLV (%x).\n", rval);
+ return -EIO;
+ }
+
+ memcpy(buf, ha->dcbx_tlv, count);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_dcbx_tlv_attr = {
+ .attr = {
+ .name = "dcbx_tlv",
+ .mode = S_IRUSR,
+ },
+ .size = 0,
+ .read = qla2x00_sysfs_read_dcbx_tlv,
+};
+
+static struct sysfs_entry {
+ char *name;
+ struct bin_attribute *attr;
+ int is4GBp_only;
+} bin_file_entries[] = {
+ { "fw_dump", &sysfs_fw_dump_attr, },
+ { "fw_dump_template", &sysfs_fw_dump_template_attr, 0x27 },
+ { "nvram", &sysfs_nvram_attr, },
+ { "optrom", &sysfs_optrom_attr, },
+ { "optrom_ctl", &sysfs_optrom_ctl_attr, },
+ { "vpd", &sysfs_vpd_attr, 1 },
+ { "sfp", &sysfs_sfp_attr, 1 },
+ { "reset", &sysfs_reset_attr, },
+ { "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
+ { "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
+ { NULL },
+};
+
+void
+qla2x00_alloc_sysfs_attr(scsi_qla_host_t *vha)
+{
+ struct Scsi_Host *host = vha->host;
+ struct sysfs_entry *iter;
+ int ret;
+
+ for (iter = bin_file_entries; iter->name; iter++) {
+ if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
+ continue;
+ if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
+ continue;
+ if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
+ continue;
+ if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw))
+ continue;
+
+ ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
+ iter->attr);
+ if (ret)
+ ql_log(ql_log_warn, vha, 0x00f3,
+ "Unable to create sysfs %s binary attribute (%d).\n",
+ iter->name, ret);
+ else
+ ql_dbg(ql_dbg_init, vha, 0x00f4,
+ "Successfully created sysfs %s binary attribure.\n",
+ iter->name);
+ }
+}
+
+void
+qla2x00_free_sysfs_attr(scsi_qla_host_t *vha, bool stop_beacon)
+{
+ struct Scsi_Host *host = vha->host;
+ struct sysfs_entry *iter;
+ struct qla_hw_data *ha = vha->hw;
+
+ for (iter = bin_file_entries; iter->name; iter++) {
+ if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
+ continue;
+ if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
+ continue;
+ if (iter->is4GBp_only == 3 && !(IS_CNA_CAPABLE(vha->hw)))
+ continue;
+ if (iter->is4GBp_only == 0x27 && !IS_QLA27XX(vha->hw))
+ continue;
+
+ sysfs_remove_bin_file(&host->shost_gendev.kobj,
+ iter->attr);
+ }
+
+ if (stop_beacon && ha->beacon_blink_led == 1)
+ ha->isp_ops->beacon_off(vha);
+}
+
+/* Scsi_Host attributes. */
+
+static ssize_t
+qla2x00_drvr_version_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return scnprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
+}
+
+static ssize_t
+qla2x00_fw_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;
+ char fw_str[128];
+
+ return scnprintf(buf, PAGE_SIZE, "%s\n",
+ ha->isp_ops->fw_version_str(vha, fw_str, sizeof(fw_str)));
+}
+
+static ssize_t
+qla2x00_serial_num_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;
+ uint32_t sn;
+
+ if (IS_QLAFX00(vha->hw)) {
+ return scnprintf(buf, PAGE_SIZE, "%s\n",
+ vha->hw->mr.serial_num);
+ } else if (IS_FWI2_CAPABLE(ha)) {
+ qla2xxx_get_vpd_field(vha, "SN", buf, PAGE_SIZE - 1);
+ return strlen(strcat(buf, "\n"));
+ }
+
+ sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
+ return scnprintf(buf, PAGE_SIZE, "%c%05d\n", 'A' + sn / 100000,
+ sn % 100000);
+}
+
+static ssize_t
+qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ return scnprintf(buf, PAGE_SIZE, "ISP%04X\n", vha->hw->pdev->device);
+}
+
+static ssize_t
+qla2x00_isp_id_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_QLAFX00(vha->hw))
+ return scnprintf(buf, PAGE_SIZE, "%s\n",
+ vha->hw->mr.hw_version);
+
+ return scnprintf(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 device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ return scnprintf(buf, PAGE_SIZE, "%s\n", vha->hw->model_number);
+}
+
+static ssize_t
+qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ return scnprintf(buf, PAGE_SIZE, "%s\n",
+ vha->hw->model_desc ? vha->hw->model_desc : "");
+}
+
+static ssize_t
+qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ char pci_info[30];
+
+ return scnprintf(buf, PAGE_SIZE, "%s\n",
+ vha->hw->isp_ops->pci_info_str(vha, pci_info));
+}
+
+static ssize_t
+qla2x00_link_state_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;
+ int len = 0;
+
+ if (atomic_read(&vha->loop_state) == LOOP_DOWN ||
+ atomic_read(&vha->loop_state) == LOOP_DEAD ||
+ vha->device_flags & DFLG_NO_CABLE)
+ len = scnprintf(buf, PAGE_SIZE, "Link Down\n");
+ else if (atomic_read(&vha->loop_state) != LOOP_READY ||
+ qla2x00_reset_active(vha))
+ len = scnprintf(buf, PAGE_SIZE, "Unknown Link State\n");
+ else {
+ len = scnprintf(buf, PAGE_SIZE, "Link Up - ");
+
+ switch (ha->current_topology) {
+ case ISP_CFG_NL:
+ len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
+ break;
+ case ISP_CFG_FL:
+ len += scnprintf(buf + len, PAGE_SIZE-len, "FL_Port\n");
+ break;
+ case ISP_CFG_N:
+ len += scnprintf(buf + len, PAGE_SIZE-len,
+ "N_Port to N_Port\n");
+ break;
+ case ISP_CFG_F:
+ len += scnprintf(buf + len, PAGE_SIZE-len, "F_Port\n");
+ break;
+ default:
+ len += scnprintf(buf + len, PAGE_SIZE-len, "Loop\n");
+ break;
+ }
+ }
+ return len;
+}
+
+static ssize_t
+qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ int len = 0;
+
+ switch (vha->hw->zio_mode) {
+ case QLA_ZIO_MODE_6:
+ len += scnprintf(buf + len, PAGE_SIZE-len, "Mode 6\n");
+ break;
+ case QLA_ZIO_DISABLED:
+ len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
+ break;
+ }
+ return len;
+}
+
+static ssize_t
+qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ struct qla_hw_data *ha = vha->hw;
+ 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, &vha->dpc_flags);
+ }
+ return strlen(buf);
+}
+
+static ssize_t
+qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ return scnprintf(buf, PAGE_SIZE, "%d us\n", vha->hw->zio_timer * 100);
+}
+
+static ssize_t
+qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ 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);
+ vha->hw->zio_timer = zio_timer;
+
+ return strlen(buf);
+}
+
+static ssize_t
+qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ int len = 0;
+
+ if (vha->hw->beacon_blink_led)
+ len += scnprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
+ else
+ len += scnprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
+ return len;
+}
+
+static ssize_t
+qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ struct qla_hw_data *ha = vha->hw;
+ int val = 0;
+ int rval;
+
+ if (IS_QLA2100(ha) || IS_QLA2200(ha))
+ return -EPERM;
+
+ if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) {
+ ql_log(ql_log_warn, vha, 0x707a,
+ "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(vha);
+ else
+ rval = ha->isp_ops->beacon_off(vha);
+
+ if (rval != QLA_SUCCESS)
+ count = 0;
+
+ return count;
+}
+
+static ssize_t
+qla2x00_optrom_bios_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;
+ return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
+ ha->bios_revision[0]);
+}
+
+static ssize_t
+qla2x00_optrom_efi_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;
+ return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
+ ha->efi_revision[0]);
+}
+
+static ssize_t
+qla2x00_optrom_fcode_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;
+ return scnprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
+ ha->fcode_revision[0]);
+}
+
+static ssize_t
+qla2x00_optrom_fw_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;
+ return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
+ ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
+ ha->fw_revision[3]);
+}
+
+static ssize_t
+qla2x00_optrom_gold_fw_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) && !IS_QLA83XX(ha) && !IS_QLA27XX(ha))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n",
+ ha->gold_fw_version[0], ha->gold_fw_version[1],
+ ha->gold_fw_version[2], ha->gold_fw_version[3]);
+}
+
+static ssize_t
+qla2x00_total_isp_aborts_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ return scnprintf(buf, PAGE_SIZE, "%d\n",
+ vha->qla_stats.total_isp_aborts);
+}
+
+static ssize_t
+qla24xx_84xx_fw_version_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int rval = QLA_SUCCESS;
+ uint16_t status[2] = {0, 0};
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ struct qla_hw_data *ha = vha->hw;
+
+ if (!IS_QLA84XX(ha))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ if (ha->cs84xx->op_fw_version == 0)
+ rval = qla84xx_verify_chip(vha, status);
+
+ if ((rval == QLA_SUCCESS) && (status[0] == 0))
+ return scnprintf(buf, PAGE_SIZE, "%u\n",
+ (uint32_t)ha->cs84xx->op_fw_version);
+
+ return scnprintf(buf, PAGE_SIZE, "\n");
+}
+
+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) && !IS_QLA8031(ha) && !IS_QLA8044(ha))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n",
+ ha->mpi_version[0], ha->mpi_version[1], ha->mpi_version[2],
+ 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) && !IS_QLA8031(ha))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ return scnprintf(buf, PAGE_SIZE, "%d.%02d.%02d\n",
+ ha->phy_version[0], ha->phy_version[1], ha->phy_version[2]);
+}
+
+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 scnprintf(buf, PAGE_SIZE, "0x%x\n", ha->fdt_block_size);
+}
+
+static ssize_t
+qla2x00_vlan_id_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ if (!IS_CNA_CAPABLE(vha->hw))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ return scnprintf(buf, PAGE_SIZE, "%d\n", vha->fcoe_vlan_id);
+}
+
+static ssize_t
+qla2x00_vn_port_mac_address_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ if (!IS_CNA_CAPABLE(vha->hw))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ return scnprintf(buf, PAGE_SIZE, "%pMR\n", vha->fcoe_vn_port_mac);
+}
+
+static ssize_t
+qla2x00_fabric_param_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ return scnprintf(buf, PAGE_SIZE, "%d\n", vha->hw->switch_cap);
+}
+
+static ssize_t
+qla2x00_thermal_temp_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ uint16_t temp = 0;
+
+ if (qla2x00_reset_active(vha)) {
+ ql_log(ql_log_warn, vha, 0x70dc, "ISP reset active.\n");
+ goto done;
+ }
+
+ if (vha->hw->flags.eeh_busy) {
+ ql_log(ql_log_warn, vha, 0x70dd, "PCI EEH busy.\n");
+ goto done;
+ }
+
+ if (qla2x00_get_thermal_temp(vha, &temp) == QLA_SUCCESS)
+ return scnprintf(buf, PAGE_SIZE, "%d\n", temp);
+
+done:
+ return scnprintf(buf, PAGE_SIZE, "\n");
+}
+
+static ssize_t
+qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ int rval = QLA_FUNCTION_FAILED;
+ uint16_t state[6];
+ uint32_t pstate;
+
+ if (IS_QLAFX00(vha->hw)) {
+ pstate = qlafx00_fw_state_show(dev, attr, buf);
+ return scnprintf(buf, PAGE_SIZE, "0x%x\n", pstate);
+ }
+
+ if (qla2x00_reset_active(vha))
+ ql_log(ql_log_warn, vha, 0x707c,
+ "ISP reset active.\n");
+ else if (!vha->hw->flags.eeh_busy)
+ rval = qla2x00_get_firmware_state(vha, state);
+ if (rval != QLA_SUCCESS)
+ memset(state, -1, sizeof(state));
+
+ return scnprintf(buf, PAGE_SIZE, "0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
+ state[0], state[1], state[2], state[3], state[4], state[5]);
+}
+
+static ssize_t
+qla2x00_diag_requests_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ if (!IS_BIDI_CAPABLE(vha->hw))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ return scnprintf(buf, PAGE_SIZE, "%llu\n", vha->bidi_stats.io_count);
+}
+
+static ssize_t
+qla2x00_diag_megabytes_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ if (!IS_BIDI_CAPABLE(vha->hw))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+
+ return scnprintf(buf, PAGE_SIZE, "%llu\n",
+ vha->bidi_stats.transfer_bytes >> 20);
+}
+
+static ssize_t
+qla2x00_fw_dump_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;
+ uint32_t size;
+
+ if (!ha->fw_dumped)
+ size = 0;
+ else if (IS_P3P_TYPE(ha))
+ size = ha->md_template_size + ha->md_dump_size;
+ else
+ size = ha->fw_dump_len;
+
+ return scnprintf(buf, PAGE_SIZE, "%d\n", size);
+}
+
+static ssize_t
+qla2x00_allow_cna_fw_dump_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+
+ if (!IS_P3P_TYPE(vha->hw))
+ return scnprintf(buf, PAGE_SIZE, "\n");
+ else
+ return scnprintf(buf, PAGE_SIZE, "%s\n",
+ vha->hw->allow_cna_fw_dump ? "true" : "false");
+}
+
+static ssize_t
+qla2x00_allow_cna_fw_dump_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
+ int val = 0;
+
+ if (!IS_P3P_TYPE(vha->hw))
+ return -EINVAL;
+
+ if (sscanf(buf, "%d", &val) != 1)
+ return -EINVAL;
+
+ vha->hw->allow_cna_fw_dump = val != 0;
+
+ return strlen(buf);
+}
+
+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);
+static DEVICE_ATTR(link_state, S_IRUGO, qla2x00_link_state_show, NULL);
+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);
+static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO,
+ qla2x00_optrom_gold_fw_version_show, NULL);
+static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
+ NULL);
+static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
+ NULL);
+static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
+static DEVICE_ATTR(phy_version, S_IRUGO, qla2x00_phy_version_show, NULL);
+static DEVICE_ATTR(flash_block_size, S_IRUGO, qla2x00_flash_block_size_show,
+ NULL);
+static DEVICE_ATTR(vlan_id, S_IRUGO, qla2x00_vlan_id_show, NULL);
+static DEVICE_ATTR(vn_port_mac_address, S_IRUGO,
+ qla2x00_vn_port_mac_address_show, NULL);
+static DEVICE_ATTR(fabric_param, S_IRUGO, qla2x00_fabric_param_show, NULL);
+static DEVICE_ATTR(fw_state, S_IRUGO, qla2x00_fw_state_show, NULL);
+static DEVICE_ATTR(thermal_temp, S_IRUGO, qla2x00_thermal_temp_show, NULL);
+static DEVICE_ATTR(diag_requests, S_IRUGO, qla2x00_diag_requests_show, NULL);
+static DEVICE_ATTR(diag_megabytes, S_IRUGO, qla2x00_diag_megabytes_show, NULL);
+static DEVICE_ATTR(fw_dump_size, S_IRUGO, qla2x00_fw_dump_size_show, NULL);
+static DEVICE_ATTR(allow_cna_fw_dump, S_IRUGO | S_IWUSR,
+ qla2x00_allow_cna_fw_dump_show,
+ qla2x00_allow_cna_fw_dump_store);
+
+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,
+ &dev_attr_link_state,
+ &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,
+ &dev_attr_84xx_fw_version,
+ &dev_attr_total_isp_aborts,
+ &dev_attr_mpi_version,
+ &dev_attr_phy_version,
+ &dev_attr_flash_block_size,
+ &dev_attr_vlan_id,
+ &dev_attr_vn_port_mac_address,
+ &dev_attr_fabric_param,
+ &dev_attr_fw_state,
+ &dev_attr_optrom_gold_fw_version,
+ &dev_attr_thermal_temp,
+ &dev_attr_diag_requests,
+ &dev_attr_diag_megabytes,
+ &dev_attr_fw_dump_size,
+ &dev_attr_allow_cna_fw_dump,
+ NULL,
+};
+
+/* Host attributes. */
+
+static void
+qla2x00_get_host_port_id(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+
+ fc_host_port_id(shost) = vha->d_id.b.domain << 16 |
+ vha->d_id.b.area << 8 | vha->d_id.b.al_pa;
+}
+
+static void
+qla2x00_get_host_speed(struct Scsi_Host *shost)
+{
+ struct qla_hw_data *ha = ((struct scsi_qla_host *)
+ (shost_priv(shost)))->hw;
+ u32 speed = FC_PORTSPEED_UNKNOWN;
+
+ if (IS_QLAFX00(ha)) {
+ qlafx00_get_host_speed(shost);
+ return;
+ }
+
+ switch (ha->link_data_rate) {
+ case PORT_SPEED_1GB:
+ speed = FC_PORTSPEED_1GBIT;
+ break;
+ case PORT_SPEED_2GB:
+ speed = FC_PORTSPEED_2GBIT;
+ break;
+ case PORT_SPEED_4GB:
+ speed = FC_PORTSPEED_4GBIT;
+ break;
+ case PORT_SPEED_8GB:
+ speed = FC_PORTSPEED_8GBIT;
+ break;
+ case PORT_SPEED_10GB:
+ speed = FC_PORTSPEED_10GBIT;
+ break;
+ case PORT_SPEED_16GB:
+ speed = FC_PORTSPEED_16GBIT;
+ break;
+ case PORT_SPEED_32GB:
+ speed = FC_PORTSPEED_32GBIT;
+ break;
+ }
+ fc_host_speed(shost) = speed;
+}
+
+static void
+qla2x00_get_host_port_type(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+ uint32_t port_type = FC_PORTTYPE_UNKNOWN;
+
+ if (vha->vp_idx) {
+ fc_host_port_type(shost) = FC_PORTTYPE_NPIV;
+ return;
+ }
+ switch (vha->hw->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 *vha = shost_priv(host);
+ fc_port_t *fcport;
+ u64 node_name = 0;
+
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->rport &&
+ starget->id == fcport->rport->scsi_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 *vha = shost_priv(host);
+ fc_port_t *fcport;
+ u64 port_name = 0;
+
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->rport &&
+ starget->id == fcport->rport->scsi_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 *vha = shost_priv(host);
+ fc_port_t *fcport;
+ uint32_t port_id = ~0U;
+
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
+ if (fcport->rport &&
+ starget->id == fcport->rport->scsi_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_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
+{
+ if (timeout)
+ rport->dev_loss_tmo = timeout;
+ else
+ rport->dev_loss_tmo = 1;
+}
+
+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;
+ unsigned long flags;
+
+ if (!fcport)
+ return;
+
+ /* Now that the rport has been deleted, set the fcport state to
+ FCS_DEVICE_DEAD */
+ qla2x00_set_fcport_state(fcport, FCS_DEVICE_DEAD);
+
+ /*
+ * Transport has effectively 'deleted' the rport, clear
+ * all local references.
+ */
+ spin_lock_irqsave(host->host_lock, flags);
+ fcport->rport = fcport->drport = NULL;
+ *((fc_port_t **)rport->dd_data) = NULL;
+ spin_unlock_irqrestore(host->host_lock, flags);
+
+ if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+ return;
+
+ if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
+ qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
+ return;
+ }
+}
+
+static void
+qla2x00_terminate_rport_io(struct fc_rport *rport)
+{
+ fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
+
+ if (!fcport)
+ return;
+
+ if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+ return;
+
+ if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
+ qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
+ return;
+ }
+ /*
+ * At this point all fcport's software-states are cleared. Perform any
+ * final cleanup of firmware resources (PCBs and XCBs).
+ */
+ if (fcport->loop_id != FC_NO_LOOP_ID) {
+ if (IS_FWI2_CAPABLE(fcport->vha->hw))
+ 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);
+ else
+ qla2x00_port_logout(fcport->vha, fcport);
+ }
+}
+
+static int
+qla2x00_issue_lip(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+
+ if (IS_QLAFX00(vha->hw))
+ return 0;
+
+ qla2x00_loop_reset(vha);
+ return 0;
+}
+
+static struct fc_host_statistics *
+qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
+{
+ 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);
+ int rval;
+ struct link_statistics *stats;
+ dma_addr_t stats_dma;
+ struct fc_host_statistics *pfc_host_stat;
+
+ pfc_host_stat = &vha->fc_host_stat;
+ memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
+
+ if (IS_QLAFX00(vha->hw))
+ goto done;
+
+ if (test_bit(UNLOADING, &vha->dpc_flags))
+ goto done;
+
+ if (unlikely(pci_channel_offline(ha->pdev)))
+ goto done;
+
+ if (qla2x00_reset_active(vha))
+ goto done;
+
+ stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
+ if (stats == NULL) {
+ ql_log(ql_log_warn, vha, 0x707d,
+ "Failed to allocate memory for stats.\n");
+ goto done;
+ }
+ memset(stats, 0, DMA_POOL_SIZE);
+
+ rval = QLA_FUNCTION_FAILED;
+ if (IS_FWI2_CAPABLE(ha)) {
+ rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma);
+ } else if (atomic_read(&base_vha->loop_state) == LOOP_READY &&
+ !ha->dpc_active) {
+ /* Must be in a 'READY' state for statistics retrieval. */
+ rval = qla2x00_get_link_status(base_vha, base_vha->loop_id,
+ stats, stats_dma);
+ }
+
+ if (rval != QLA_SUCCESS)
+ 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)) {
+ pfc_host_stat->lip_count = stats->lip_cnt;
+ pfc_host_stat->tx_frames = stats->tx_frames;
+ pfc_host_stat->rx_frames = stats->rx_frames;
+ pfc_host_stat->dumped_frames = stats->discarded_frames;
+ pfc_host_stat->nos_count = stats->nos_rcvd;
+ pfc_host_stat->error_frames =
+ stats->dropped_frames + stats->discarded_frames;
+ pfc_host_stat->rx_words = vha->qla_stats.input_bytes;
+ pfc_host_stat->tx_words = vha->qla_stats.output_bytes;
+ }
+ pfc_host_stat->fcp_control_requests = vha->qla_stats.control_requests;
+ pfc_host_stat->fcp_input_requests = vha->qla_stats.input_requests;
+ pfc_host_stat->fcp_output_requests = vha->qla_stats.output_requests;
+ pfc_host_stat->fcp_input_megabytes = vha->qla_stats.input_bytes >> 20;
+ pfc_host_stat->fcp_output_megabytes = vha->qla_stats.output_bytes >> 20;
+ pfc_host_stat->seconds_since_last_reset =
+ get_jiffies_64() - vha->qla_stats.jiffies_at_last_reset;
+ do_div(pfc_host_stat->seconds_since_last_reset, HZ);
+
+done_free:
+ dma_pool_free(ha->s_dma_pool, stats, stats_dma);
+done:
+ return pfc_host_stat;
+}
+
+static void
+qla2x00_reset_host_stats(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+
+ memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
+
+ vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
+}
+
+static void
+qla2x00_get_host_symbolic_name(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+
+ qla2x00_get_sym_node_name(vha, fc_host_symbolic_name(shost),
+ sizeof(fc_host_symbolic_name(shost)));
+}
+
+static void
+qla2x00_set_host_system_hostname(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+
+ set_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags);
+}
+
+static void
+qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+ uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
+ 0xFF, 0xFF, 0xFF, 0xFF};
+ u64 fabric_name = wwn_to_u64(node_name);
+
+ if (vha->device_flags & SWITCH_FOUND)
+ fabric_name = wwn_to_u64(vha->fabric_node_name);
+
+ fc_host_fabric_name(shost) = fabric_name;
+}
+
+static void
+qla2x00_get_host_port_state(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *vha = shost_priv(shost);
+ struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
+
+ if (!base_vha->flags.online) {
+ fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
+ return;
+ }
+
+ switch (atomic_read(&base_vha->loop_state)) {
+ case LOOP_UPDATE:
+ fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
+ break;
+ case LOOP_DOWN:
+ if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags))
+ fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS;
+ else
+ fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+ break;
+ case LOOP_DEAD:
+ fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+ break;
+ case LOOP_READY:
+ fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
+ break;
+ default:
+ fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
+ break;
+ }
+}
+
+static int
+qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
+{
+ int ret = 0;
+ uint8_t qos = 0;
+ scsi_qla_host_t *base_vha = shost_priv(fc_vport->shost);
+ scsi_qla_host_t *vha = NULL;
+ struct qla_hw_data *ha = base_vha->hw;
+ uint16_t options = 0;
+ int cnt;
+ struct req_que *req = ha->req_q_map[0];
+
+ ret = qla24xx_vport_create_req_sanity_check(fc_vport);
+ if (ret) {
+ ql_log(ql_log_warn, vha, 0x707e,
+ "Vport sanity check failed, status %x\n", ret);
+ return (ret);
+ }
+
+ vha = qla24xx_create_vhost(fc_vport);
+ if (vha == NULL) {
+ ql_log(ql_log_warn, vha, 0x707f, "Vport create host failed.\n");
+ 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 */
+ ql_log(ql_log_info, vha, 0x7080,
+ "VP entry id %d assigned.\n", vha->vp_idx);
+
+ /* 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 */
+ if (atomic_read(&base_vha->loop_state) == LOOP_DOWN ||
+ atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
+ /* Don't retry or attempt login of this virtual port */
+ ql_dbg(ql_dbg_user, vha, 0x7081,
+ "Vport loop state is not UP.\n");
+ atomic_set(&vha->loop_state, LOOP_DEAD);
+ if (!disable)
+ fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
+ }
+
+ if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
+ if (ha->fw_attributes & BIT_4) {
+ int prot = 0, guard;
+ vha->flags.difdix_supported = 1;
+ ql_dbg(ql_dbg_user, vha, 0x7082,
+ "Registered for DIF/DIX type 1 and 3 protection.\n");
+ if (ql2xenabledif == 1)
+ prot = SHOST_DIX_TYPE0_PROTECTION;
+ scsi_host_set_prot(vha->host,
+ prot | SHOST_DIF_TYPE1_PROTECTION
+ | SHOST_DIF_TYPE2_PROTECTION
+ | SHOST_DIF_TYPE3_PROTECTION
+ | SHOST_DIX_TYPE1_PROTECTION
+ | SHOST_DIX_TYPE2_PROTECTION
+ | SHOST_DIX_TYPE3_PROTECTION);
+
+ guard = SHOST_DIX_GUARD_CRC;
+
+ if (IS_PI_IPGUARD_CAPABLE(ha) &&
+ (ql2xenabledif > 1 || IS_PI_DIFB_DIX0_CAPABLE(ha)))
+ guard |= SHOST_DIX_GUARD_IP;
+
+ scsi_host_set_guard(vha->host, guard);
+ } else
+ vha->flags.difdix_supported = 0;
+ }
+
+ if (scsi_add_host_with_dma(vha->host, &fc_vport->dev,
+ &ha->pdev->dev)) {
+ ql_dbg(ql_dbg_user, vha, 0x7083,
+ "scsi_add_host failure for VP[%d].\n", vha->vp_idx);
+ goto vport_create_failed_2;
+ }
+
+ /* initialize attributes */
+ fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
+ 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_host_supported_classes(base_vha->host);
+ fc_host_supported_speeds(vha->host) =
+ fc_host_supported_speeds(base_vha->host);
+
+ qlt_vport_create(vha, ha);
+ qla24xx_vport_disable(fc_vport, disable);
+
+ if (ha->flags.cpu_affinity_enabled) {
+ req = ha->req_q_map[1];
+ ql_dbg(ql_dbg_multiq, vha, 0xc000,
+ "Request queue %p attached with "
+ "VP[%d], cpu affinity =%d\n",
+ req, vha->vp_idx, ha->flags.cpu_affinity_enabled);
+ goto vport_queue;
+ } else if (ql2xmaxqueues == 1 || !ha->npiv_info)
+ goto vport_queue;
+ /* Create a request queue in QoS mode for the vport */
+ for (cnt = 0; cnt < ha->nvram_npiv_size; cnt++) {
+ if (memcmp(ha->npiv_info[cnt].port_name, vha->port_name, 8) == 0
+ && memcmp(ha->npiv_info[cnt].node_name, vha->node_name,
+ 8) == 0) {
+ qos = ha->npiv_info[cnt].q_qos;
+ break;
+ }
+ }
+
+ if (qos) {
+ ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, 0,
+ qos);
+ if (!ret)
+ ql_log(ql_log_warn, vha, 0x7084,
+ "Can't create request queue for VP[%d]\n",
+ vha->vp_idx);
+ else {
+ ql_dbg(ql_dbg_multiq, vha, 0xc001,
+ "Request Que:%d Q0s: %d) created for VP[%d]\n",
+ ret, qos, vha->vp_idx);
+ ql_dbg(ql_dbg_user, vha, 0x7085,
+ "Request Que:%d Q0s: %d) created for VP[%d]\n",
+ ret, qos, vha->vp_idx);
+ req = ha->req_q_map[ret];
+ }
+ }
+
+vport_queue:
+ vha->req = req;
+ return 0;
+
+vport_create_failed_2:
+ qla24xx_disable_vp(vha);
+ qla24xx_deallocate_vp_id(vha);
+ scsi_host_put(vha->host);
+ return FC_VPORT_FAILED;
+}
+
+static int
+qla24xx_vport_delete(struct fc_vport *fc_vport)
+{
+ scsi_qla_host_t *vha = fc_vport->dd_data;
+ struct qla_hw_data *ha = vha->hw;
+ uint16_t id = vha->vp_idx;
+
+ while (test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags) ||
+ test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
+ msleep(1000);
+
+ qla24xx_disable_vp(vha);
+
+ vha->flags.delete_progress = 1;
+
+ qlt_remove_target(ha, vha);
+
+ fc_remove_host(vha->host);
+
+ scsi_remove_host(vha->host);
+
+ /* Allow timer to run to drain queued items, when removing vp */
+ qla24xx_deallocate_vp_id(vha);
+
+ if (vha->timer_active) {
+ qla2x00_vp_stop_timer(vha);
+ ql_dbg(ql_dbg_user, vha, 0x7086,
+ "Timer for the VP[%d] has stopped\n", vha->vp_idx);
+ }
+
+ BUG_ON(atomic_read(&vha->vref_count));
+
+ qla2x00_free_fcports(vha);
+
+ mutex_lock(&ha->vport_lock);
+ ha->cur_vport_count--;
+ clear_bit(vha->vp_idx, ha->vp_idx_map);
+ mutex_unlock(&ha->vport_lock);
+
+ if (vha->req->id && !ha->flags.cpu_affinity_enabled) {
+ if (qla25xx_delete_req_que(vha, vha->req) != QLA_SUCCESS)
+ ql_log(ql_log_warn, vha, 0x7087,
+ "Queue delete failed.\n");
+ }
+
+ ql_log(ql_log_info, vha, 0x7088, "VP[%d] deleted.\n", id);
+ scsi_host_put(vha->host);
+ return 0;
+}
+
+static int
+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;
+}
+
+struct fc_function_template qla2xxx_transport_functions = {
+
+ .show_host_node_name = 1,
+ .show_host_port_name = 1,
+ .show_host_supported_classes = 1,
+ .show_host_supported_speeds = 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,
+ .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
+ .terminate_rport_io = qla2x00_terminate_rport_io,
+ .get_fc_host_stats = qla2x00_get_fc_host_stats,
+ .reset_fc_host_stats = qla2x00_reset_host_stats,
+
+ .vport_create = qla24xx_vport_create,
+ .vport_disable = qla24xx_vport_disable,
+ .vport_delete = qla24xx_vport_delete,
+ .bsg_request = qla24xx_bsg_request,
+ .bsg_timeout = qla24xx_bsg_timeout,
+};
+
+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,
+ .dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
+ .terminate_rport_io = qla2x00_terminate_rport_io,
+ .get_fc_host_stats = qla2x00_get_fc_host_stats,
+ .reset_fc_host_stats = qla2x00_reset_host_stats,
+
+ .bsg_request = qla24xx_bsg_request,
+ .bsg_timeout = qla24xx_bsg_timeout,
+};
+
+void
+qla2x00_init_host_attr(scsi_qla_host_t *vha)
+{
+ struct qla_hw_data *ha = vha->hw;
+ u32 speed = FC_PORTSPEED_UNKNOWN;
+
+ fc_host_dev_loss_tmo(vha->host) = ha->port_down_retry_count;
+ 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) = ha->tgt.enable_class_2 ?
+ (FC_COS_CLASS2|FC_COS_CLASS3) : 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;
+
+ if (IS_CNA_CAPABLE(ha))
+ speed = FC_PORTSPEED_10GBIT;
+ else if (IS_QLA2031(ha))
+ speed = FC_PORTSPEED_16GBIT | FC_PORTSPEED_8GBIT |
+ FC_PORTSPEED_4GBIT;
+ else if (IS_QLA25XX(ha))
+ speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
+ FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+ else if (IS_QLA24XX_TYPE(ha))
+ speed = FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
+ FC_PORTSPEED_1GBIT;
+ else if (IS_QLA23XX(ha))
+ speed = FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+ else if (IS_QLAFX00(ha))
+ speed = FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT |
+ FC_PORTSPEED_2GBIT | FC_PORTSPEED_1GBIT;
+ else if (IS_QLA27XX(ha))
+ speed = FC_PORTSPEED_32GBIT | FC_PORTSPEED_16GBIT |
+ FC_PORTSPEED_8GBIT;
+ else
+ speed = FC_PORTSPEED_1GBIT;
+ fc_host_supported_speeds(vha->host) = speed;
+}
Code Review / kvmfornfv.git / blobdiff