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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.c59
1 files changed, 28 insertions, 31 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 30c381c3abc..9361f4255e6 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -118,23 +118,15 @@ qla2x00_sysfs_read_nvram(struct kobject *kobj, char *buf, loff_t off,
{
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
struct device, kobj)));
- uint16_t *witer;
unsigned long flags;
- uint16_t cnt;
- if (!capable(CAP_SYS_ADMIN) || off != 0 || count != sizeof(nvram_t))
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size)
return 0;
/* Read NVRAM. */
spin_lock_irqsave(&ha->hardware_lock, flags);
- qla2x00_lock_nvram_access(ha);
- witer = (uint16_t *)buf;
- for (cnt = 0; cnt < count / 2; cnt++) {
- *witer = cpu_to_le16(qla2x00_get_nvram_word(ha,
- cnt+ha->nvram_base));
- witer++;
- }
- qla2x00_unlock_nvram_access(ha);
+ ha->isp_ops.read_nvram(ha, (uint8_t *)buf, ha->nvram_base,
+ ha->nvram_size);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
return (count);
@@ -146,34 +138,38 @@ qla2x00_sysfs_write_nvram(struct kobject *kobj, char *buf, loff_t off,
{
struct scsi_qla_host *ha = to_qla_host(dev_to_shost(container_of(kobj,
struct device, kobj)));
- uint8_t *iter;
- uint16_t *witer;
unsigned long flags;
uint16_t cnt;
- uint8_t chksum;
- if (!capable(CAP_SYS_ADMIN) || off != 0 || count != sizeof(nvram_t))
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->nvram_size)
return 0;
/* Checksum NVRAM. */
- iter = (uint8_t *)buf;
- chksum = 0;
- for (cnt = 0; cnt < count - 1; cnt++)
- chksum += *iter++;
- chksum = ~chksum + 1;
- *iter = chksum;
+ if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) {
+ uint32_t *iter;
+ uint32_t chksum;
+
+ iter = (uint32_t *)buf;
+ chksum = 0;
+ for (cnt = 0; cnt < ((count >> 2) - 1); cnt++)
+ chksum += le32_to_cpu(*iter++);
+ chksum = ~chksum + 1;
+ *iter = cpu_to_le32(chksum);
+ } else {
+ uint8_t *iter;
+ uint8_t chksum;
+
+ iter = (uint8_t *)buf;
+ chksum = 0;
+ for (cnt = 0; cnt < count - 1; cnt++)
+ chksum += *iter++;
+ chksum = ~chksum + 1;
+ *iter = chksum;
+ }
/* Write NVRAM. */
spin_lock_irqsave(&ha->hardware_lock, flags);
- qla2x00_lock_nvram_access(ha);
- qla2x00_release_nvram_protection(ha);
- witer = (uint16_t *)buf;
- for (cnt = 0; cnt < count / 2; cnt++) {
- qla2x00_write_nvram_word(ha, cnt+ha->nvram_base,
- cpu_to_le16(*witer));
- witer++;
- }
- qla2x00_unlock_nvram_access(ha);
+ ha->isp_ops.write_nvram(ha, (uint8_t *)buf, ha->nvram_base, count);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
return (count);
@@ -185,7 +181,7 @@ static struct bin_attribute sysfs_nvram_attr = {
.mode = S_IRUSR | S_IWUSR,
.owner = THIS_MODULE,
},
- .size = sizeof(nvram_t),
+ .size = 0,
.read = qla2x00_sysfs_read_nvram,
.write = qla2x00_sysfs_write_nvram,
};
@@ -196,6 +192,7 @@ 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);
}