renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-20 03:04:01 +08:00
Code

[SCSI] qla4xxx: Use offset based on adapter type to set CHAP entry in flash

Browse Source 
To write a CHAP entry in adapter's flash calculate the offset based
on the type of adapter.

Signed-off-by: Adheer Chandravanshi <adheer.chandravanshi@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Adheer Chandravanshi 2013-09-17 07:54:47 -04:00 committed by James Bottomley
parent 946ac57158
commit b1d0b63f99
1 changed files with 15 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/scsi/qla4xxx/ql4_mbx.c
View File

@ -1537,6 +1537,7 @@ static int qla4xxx_set_chap(struct scsi_qla_host *ha, char *username,
int rval = QLA_ERROR;
uint32_t offset = 0;
struct ql4_chap_table *chap_table;
uint32_t chap_size = 0;
dma_addr_t chap_dma;
chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
@ -1554,7 +1555,20 @@ static int qla4xxx_set_chap(struct scsi_qla_host *ha, char *username,
strncpy(chap_table->secret, password, MAX_CHAP_SECRET_LEN);
strncpy(chap_table->name, username, MAX_CHAP_NAME_LEN);
chap_table->cookie = __constant_cpu_to_le16(CHAP_VALID_COOKIE);
offset = FLASH_CHAP_OFFSET | (idx * sizeof(struct ql4_chap_table));
if (is_qla40XX(ha)) {
chap_size = MAX_CHAP_ENTRIES_40XX * sizeof(*chap_table);
offset = FLASH_CHAP_OFFSET;
} else { /* Single region contains CHAP info for both ports which is
* divided into half for each port.
*/
chap_size = ha->hw.flt_chap_size / 2;
offset = FLASH_RAW_ACCESS_ADDR + (ha->hw.flt_region_chap << 2);
if (ha->port_num == 1)
offset += chap_size;
}
offset += (idx * sizeof(struct ql4_chap_table));
rval = qla4xxx_set_flash(ha, chap_dma, offset,
sizeof(struct ql4_chap_table),
FLASH_OPT_RMW_COMMIT);