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authorLalit Chandivade <lalit.chandivade@qlogic.com>2008-10-25 00:13:44 +0200
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-11-05 18:41:06 +0100
commit821b3996001508e872582dcafc7575021f122728 (patch)
tree72a07fed95f21772e981198ff3e53dbe761c23eb
parent[SCSI] megaraid: fix mega_internal_command oops (diff)
downloadlinux-821b3996001508e872582dcafc7575021f122728.tar.xz
linux-821b3996001508e872582dcafc7575021f122728.zip
[SCSI] qla2xxx: Correct Atmel flash-part handling.
Use correct block size (4K) for erase command 0x20 for Atmel Flash. Use dword addresses for determining sector boundary. Cc: Stable Tree <stable@kernel.org> Signed-off-by: Lalit Chandivade <lalit.chandivade@qlogic.com> Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h1
-rw-r--r--drivers/scsi/qla2xxx/qla_sup.c19
2 files changed, 7 insertions, 13 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index f25f41a499e5..b97194096d8e 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2547,7 +2547,6 @@ typedef struct scsi_qla_host {
uint8_t fcode_revision[16];
uint32_t fw_revision[4];
- uint16_t fdt_odd_index;
uint32_t fdt_wrt_disable;
uint32_t fdt_erase_cmd;
uint32_t fdt_block_size;
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index 90a13211717f..e4af678eb2d6 100644
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -722,6 +722,7 @@ done:
static void
qla2xxx_get_fdt_info(scsi_qla_host_t *ha)
{
+#define FLASH_BLK_SIZE_4K 0x1000
#define FLASH_BLK_SIZE_32K 0x8000
#define FLASH_BLK_SIZE_64K 0x10000
const char *loc, *locations[] = { "MID", "FDT" };
@@ -755,7 +756,6 @@ qla2xxx_get_fdt_info(scsi_qla_host_t *ha)
loc = locations[1];
mid = le16_to_cpu(fdt->man_id);
fid = le16_to_cpu(fdt->id);
- ha->fdt_odd_index = mid == 0x1f;
ha->fdt_wrt_disable = fdt->wrt_disable_bits;
ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0300 | fdt->erase_cmd);
ha->fdt_block_size = le32_to_cpu(fdt->block_size);
@@ -788,8 +788,7 @@ no_flash_data:
ha->fdt_block_size = FLASH_BLK_SIZE_64K;
break;
case 0x1f: /* Atmel 26DF081A. */
- ha->fdt_odd_index = 1;
- ha->fdt_block_size = FLASH_BLK_SIZE_64K;
+ ha->fdt_block_size = FLASH_BLK_SIZE_4K;
ha->fdt_erase_cmd = flash_conf_to_access_addr(0x0320);
ha->fdt_unprotect_sec_cmd = flash_conf_to_access_addr(0x0339);
ha->fdt_protect_sec_cmd = flash_conf_to_access_addr(0x0336);
@@ -801,9 +800,9 @@ no_flash_data:
}
done:
DEBUG2(qla_printk(KERN_DEBUG, ha, "FDT[%s]: (0x%x/0x%x) erase=0x%x "
- "pro=%x upro=%x idx=%d wrtd=0x%x blk=0x%x.\n", loc, mid, fid,
+ "pro=%x upro=%x wrtd=0x%x blk=0x%x.\n", loc, mid, fid,
ha->fdt_erase_cmd, ha->fdt_protect_sec_cmd,
- ha->fdt_unprotect_sec_cmd, ha->fdt_odd_index, ha->fdt_wrt_disable,
+ ha->fdt_unprotect_sec_cmd, ha->fdt_wrt_disable,
ha->fdt_block_size));
}
@@ -987,13 +986,9 @@ qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr,
qla24xx_unprotect_flash(ha);
for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) {
- if (ha->fdt_odd_index) {
- findex = faddr << 2;
- fdata = findex & sec_mask;
- } else {
- findex = faddr;
- fdata = (findex & sec_mask) << 2;
- }
+
+ findex = faddr;
+ fdata = (findex & sec_mask) << 2;
/* Are we at the beginning of a sector? */
if ((findex & rest_addr) == 0) {