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path: root/drivers/scsi/qla2xxx/qla_attr.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_attr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c276
1 files changed, 271 insertions, 5 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index b17ee62dd1a..92b3e13e906 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -7,7 +7,6 @@
#include "qla_def.h"
#include <linux/vmalloc.h>
-#include <scsi/scsi_transport_fc.h>
/* SYSFS attributes --------------------------------------------------------- */
@@ -114,7 +113,7 @@ qla2x00_sysfs_read_nvram(struct kobject *kobj, char *buf, loff_t off,
struct device, kobj)));
unsigned long flags;
- if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size)
+ if (!capable(CAP_SYS_ADMIN) || off != 0)
return 0;
/* Read NVRAM. */
@@ -123,7 +122,7 @@ qla2x00_sysfs_read_nvram(struct kobject *kobj, char *buf, loff_t off,
ha->nvram_size);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
- return (count);
+ return ha->nvram_size;
}
static ssize_t
@@ -175,19 +174,150 @@ static struct bin_attribute sysfs_nvram_attr = {
.mode = S_IRUSR | S_IWUSR,
.owner = THIS_MODULE,
},
- .size = 0,
+ .size = 512,
.read = qla2x00_sysfs_read_nvram,
.write = qla2x00_sysfs_write_nvram,
};
+static ssize_t
+qla2x00_sysfs_read_optrom(struct kobject *kobj, char *buf, loff_t off,
+ size_t count)
+{
+ struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
+ struct device, kobj)));
+
+ if (ha->optrom_state != QLA_SREADING)
+ return 0;
+ if (off > ha->optrom_size)
+ return 0;
+ if (off + count > ha->optrom_size)
+ count = ha->optrom_size - off;
+
+ memcpy(buf, &ha->optrom_buffer[off], count);
+
+ return count;
+}
+
+static ssize_t
+qla2x00_sysfs_write_optrom(struct kobject *kobj, char *buf, loff_t off,
+ size_t count)
+{
+ struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
+ struct device, kobj)));
+
+ if (ha->optrom_state != QLA_SWRITING)
+ return -EINVAL;
+ if (off > ha->optrom_size)
+ return -ERANGE;
+ if (off + count > ha->optrom_size)
+ count = ha->optrom_size - off;
+
+ memcpy(&ha->optrom_buffer[off], buf, count);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_optrom_attr = {
+ .attr = {
+ .name = "optrom",
+ .mode = S_IRUSR | S_IWUSR,
+ .owner = THIS_MODULE,
+ },
+ .size = OPTROM_SIZE_24XX,
+ .read = qla2x00_sysfs_read_optrom,
+ .write = qla2x00_sysfs_write_optrom,
+};
+
+static ssize_t
+qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj, char *buf, loff_t off,
+ size_t count)
+{
+ struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
+ struct device, kobj)));
+ int val;
+
+ if (off)
+ return 0;
+
+ if (sscanf(buf, "%d", &val) != 1)
+ return -EINVAL;
+
+ switch (val) {
+ case 0:
+ if (ha->optrom_state != QLA_SREADING &&
+ ha->optrom_state != QLA_SWRITING)
+ break;
+
+ ha->optrom_state = QLA_SWAITING;
+ vfree(ha->optrom_buffer);
+ ha->optrom_buffer = NULL;
+ break;
+ case 1:
+ if (ha->optrom_state != QLA_SWAITING)
+ break;
+
+ ha->optrom_state = QLA_SREADING;
+ ha->optrom_buffer = (uint8_t *)vmalloc(ha->optrom_size);
+ if (ha->optrom_buffer == NULL) {
+ qla_printk(KERN_WARNING, ha,
+ "Unable to allocate memory for optrom retrieval "
+ "(%x).\n", ha->optrom_size);
+
+ ha->optrom_state = QLA_SWAITING;
+ return count;
+ }
+
+ memset(ha->optrom_buffer, 0, ha->optrom_size);
+ ha->isp_ops.read_optrom(ha, ha->optrom_buffer, 0,
+ ha->optrom_size);
+ break;
+ case 2:
+ if (ha->optrom_state != QLA_SWAITING)
+ break;
+
+ ha->optrom_state = QLA_SWRITING;
+ ha->optrom_buffer = (uint8_t *)vmalloc(ha->optrom_size);
+ if (ha->optrom_buffer == NULL) {
+ qla_printk(KERN_WARNING, ha,
+ "Unable to allocate memory for optrom update "
+ "(%x).\n", ha->optrom_size);
+
+ ha->optrom_state = QLA_SWAITING;
+ return count;
+ }
+ memset(ha->optrom_buffer, 0, ha->optrom_size);
+ break;
+ case 3:
+ if (ha->optrom_state != QLA_SWRITING)
+ break;
+
+ ha->isp_ops.write_optrom(ha, ha->optrom_buffer, 0,
+ ha->optrom_size);
+ break;
+ }
+ return count;
+}
+
+static struct bin_attribute sysfs_optrom_ctl_attr = {
+ .attr = {
+ .name = "optrom_ctl",
+ .mode = S_IWUSR,
+ .owner = THIS_MODULE,
+ },
+ .size = 0,
+ .write = qla2x00_sysfs_write_optrom_ctl,
+};
+
void
qla2x00_alloc_sysfs_attr(scsi_qla_host_t *ha)
{
struct Scsi_Host *host = ha->host;
sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_fw_dump_attr);
- sysfs_nvram_attr.size = ha->nvram_size;
sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_nvram_attr);
+ sysfs_create_bin_file(&host->shost_gendev.kobj, &sysfs_optrom_attr);
+ sysfs_create_bin_file(&host->shost_gendev.kobj,
+ &sysfs_optrom_ctl_attr);
}
void
@@ -197,6 +327,12 @@ qla2x00_free_sysfs_attr(scsi_qla_host_t *ha)
sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_fw_dump_attr);
sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_nvram_attr);
+ sysfs_remove_bin_file(&host->shost_gendev.kobj, &sysfs_optrom_attr);
+ sysfs_remove_bin_file(&host->shost_gendev.kobj,
+ &sysfs_optrom_ctl_attr);
+
+ if (ha->beacon_blink_led == 1)
+ ha->isp_ops.beacon_off(ha);
}
/* Scsi_Host attributes. */
@@ -384,6 +520,50 @@ qla2x00_zio_timer_store(struct class_device *cdev, const char *buf,
return strlen(buf);
}
+static ssize_t
+qla2x00_beacon_show(struct class_device *cdev, char *buf)
+{
+ scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
+ int len = 0;
+
+ if (ha->beacon_blink_led)
+ len += snprintf(buf + len, PAGE_SIZE-len, "Enabled\n");
+ else
+ len += snprintf(buf + len, PAGE_SIZE-len, "Disabled\n");
+ return len;
+}
+
+static ssize_t
+qla2x00_beacon_store(struct class_device *cdev, const char *buf,
+ size_t count)
+{
+ scsi_qla_host_t *ha = to_qla_host(class_to_shost(cdev));
+ int val = 0;
+ int rval;
+
+ if (IS_QLA2100(ha) || IS_QLA2200(ha))
+ return -EPERM;
+
+ if (test_bit(ABORT_ISP_ACTIVE, &ha->dpc_flags)) {
+ qla_printk(KERN_WARNING, ha,
+ "Abort ISP active -- ignoring beacon request.\n");
+ return -EBUSY;
+ }
+
+ if (sscanf(buf, "%d", &val) != 1)
+ return -EINVAL;
+
+ if (val)
+ rval = ha->isp_ops.beacon_on(ha);
+ else
+ rval = ha->isp_ops.beacon_off(ha);
+
+ if (rval != QLA_SUCCESS)
+ count = 0;
+
+ return count;
+}
+
static CLASS_DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show,
NULL);
static CLASS_DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
@@ -398,6 +578,8 @@ static CLASS_DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show,
qla2x00_zio_store);
static CLASS_DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
qla2x00_zio_timer_store);
+static CLASS_DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
+ qla2x00_beacon_store);
struct class_device_attribute *qla2x00_host_attrs[] = {
&class_device_attr_driver_version,
@@ -411,6 +593,7 @@ struct class_device_attribute *qla2x00_host_attrs[] = {
&class_device_attr_state,
&class_device_attr_zio,
&class_device_attr_zio_timer,
+ &class_device_attr_beacon,
NULL,
};
@@ -426,6 +609,49 @@ qla2x00_get_host_port_id(struct Scsi_Host *shost)
}
static void
+qla2x00_get_host_speed(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *ha = to_qla_host(shost);
+ uint32_t speed = 0;
+
+ switch (ha->link_data_rate) {
+ case LDR_1GB:
+ speed = 1;
+ break;
+ case LDR_2GB:
+ speed = 2;
+ break;
+ case LDR_4GB:
+ speed = 4;
+ break;
+ }
+ fc_host_speed(shost) = speed;
+}
+
+static void
+qla2x00_get_host_port_type(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *ha = to_qla_host(shost);
+ uint32_t port_type = FC_PORTTYPE_UNKNOWN;
+
+ switch (ha->current_topology) {
+ case ISP_CFG_NL:
+ port_type = FC_PORTTYPE_LPORT;
+ break;
+ case ISP_CFG_FL:
+ port_type = FC_PORTTYPE_NLPORT;
+ break;
+ case ISP_CFG_N:
+ port_type = FC_PORTTYPE_PTP;
+ break;
+ case ISP_CFG_F:
+ port_type = FC_PORTTYPE_NPORT;
+ break;
+ }
+ fc_host_port_type(shost) = port_type;
+}
+
+static void
qla2x00_get_starget_node_name(struct scsi_target *starget)
{
struct Scsi_Host *host = dev_to_shost(starget->dev.parent);
@@ -512,6 +738,41 @@ qla2x00_issue_lip(struct Scsi_Host *shost)
return 0;
}
+static struct fc_host_statistics *
+qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
+{
+ scsi_qla_host_t *ha = to_qla_host(shost);
+ int rval;
+ uint16_t mb_stat[1];
+ link_stat_t stat_buf;
+ struct fc_host_statistics *pfc_host_stat;
+
+ pfc_host_stat = &ha->fc_host_stat;
+ memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
+
+ if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) {
+ rval = qla24xx_get_isp_stats(ha, (uint32_t *)&stat_buf,
+ sizeof(stat_buf) / 4, mb_stat);
+ } else {
+ rval = qla2x00_get_link_status(ha, ha->loop_id, &stat_buf,
+ mb_stat);
+ }
+ if (rval != 0) {
+ qla_printk(KERN_WARNING, ha,
+ "Unable to retrieve host statistics (%d).\n", mb_stat[0]);
+ return pfc_host_stat;
+ }
+
+ pfc_host_stat->link_failure_count = stat_buf.link_fail_cnt;
+ pfc_host_stat->loss_of_sync_count = stat_buf.loss_sync_cnt;
+ pfc_host_stat->loss_of_signal_count = stat_buf.loss_sig_cnt;
+ pfc_host_stat->prim_seq_protocol_err_count = stat_buf.prim_seq_err_cnt;
+ pfc_host_stat->invalid_tx_word_count = stat_buf.inval_xmit_word_cnt;
+ pfc_host_stat->invalid_crc_count = stat_buf.inval_crc_cnt;
+
+ return pfc_host_stat;
+}
+
struct fc_function_template qla2xxx_transport_functions = {
.show_host_node_name = 1,
@@ -520,6 +781,10 @@ struct fc_function_template qla2xxx_transport_functions = {
.get_host_port_id = qla2x00_get_host_port_id,
.show_host_port_id = 1,
+ .get_host_speed = qla2x00_get_host_speed,
+ .show_host_speed = 1,
+ .get_host_port_type = qla2x00_get_host_port_type,
+ .show_host_port_type = 1,
.dd_fcrport_size = sizeof(struct fc_port *),
.show_rport_supported_classes = 1,
@@ -536,6 +801,7 @@ struct fc_function_template qla2xxx_transport_functions = {
.show_rport_dev_loss_tmo = 1,
.issue_fc_host_lip = qla2x00_issue_lip,
+ .get_fc_host_stats = qla2x00_get_fc_host_stats,
};
void