summaryrefslogtreecommitdiffstats
path: root/drivers/mtd/inftlmount.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mtd/inftlmount.c')
-rw-r--r--drivers/mtd/inftlmount.c60
1 files changed, 35 insertions, 25 deletions
diff --git a/drivers/mtd/inftlmount.c b/drivers/mtd/inftlmount.c
index 43fdc9433882..8f6006f1a519 100644
--- a/drivers/mtd/inftlmount.c
+++ b/drivers/mtd/inftlmount.c
@@ -43,6 +43,11 @@
char inftlmountrev[]="$Revision: 1.18 $";
+extern int inftl_read_oob(struct mtd_info *mtd, loff_t offs, size_t len,
+ size_t *retlen, uint8_t *buf);
+extern int inftl_write_oob(struct mtd_info *mtd, loff_t offs, size_t len,
+ size_t *retlen, uint8_t *buf);
+
/*
* find_boot_record: Find the INFTL Media Header and its Spare copy which
* contains the various device information of the INFTL partition and
@@ -57,6 +62,7 @@ static int find_boot_record(struct INFTLrecord *inftl)
unsigned int i, block;
u8 buf[SECTORSIZE];
struct INFTLMediaHeader *mh = &inftl->MediaHdr;
+ struct mtd_info *mtd = inftl->mbd.mtd;
struct INFTLPartition *ip;
size_t retlen;
@@ -80,8 +86,8 @@ static int find_boot_record(struct INFTLrecord *inftl)
* Check for BNAND header first. Then whinge if it's found
* but later checks fail.
*/
- ret = MTD_READ(inftl->mbd.mtd, block * inftl->EraseSize,
- SECTORSIZE, &retlen, buf);
+ ret = mtd->read(mtd, block * inftl->EraseSize,
+ SECTORSIZE, &retlen, buf);
/* We ignore ret in case the ECC of the MediaHeader is invalid
(which is apparently acceptable) */
if (retlen != SECTORSIZE) {
@@ -106,8 +112,9 @@ static int find_boot_record(struct INFTLrecord *inftl)
}
/* To be safer with BIOS, also use erase mark as discriminant */
- if ((ret = MTD_READOOB(inftl->mbd.mtd, block * inftl->EraseSize +
- SECTORSIZE + 8, 8, &retlen, (char *)&h1) < 0)) {
+ if ((ret = inftl_read_oob(mtd, block * inftl->EraseSize +
+ SECTORSIZE + 8, 8, &retlen,
+ (char *)&h1) < 0)) {
printk(KERN_WARNING "INFTL: ANAND header found at "
"0x%x in mtd%d, but OOB data read failed "
"(err %d)\n", block * inftl->EraseSize,
@@ -123,8 +130,8 @@ static int find_boot_record(struct INFTLrecord *inftl)
memcpy(mh, buf, sizeof(struct INFTLMediaHeader));
/* Read the spare media header at offset 4096 */
- MTD_READ(inftl->mbd.mtd, block * inftl->EraseSize + 4096,
- SECTORSIZE, &retlen, buf);
+ mtd->read(mtd, block * inftl->EraseSize + 4096,
+ SECTORSIZE, &retlen, buf);
if (retlen != SECTORSIZE) {
printk(KERN_WARNING "INFTL: Unable to read spare "
"Media Header\n");
@@ -233,7 +240,7 @@ static int find_boot_record(struct INFTLrecord *inftl)
*/
instr->addr = ip->Reserved0 * inftl->EraseSize;
instr->len = inftl->EraseSize;
- MTD_ERASE(inftl->mbd.mtd, instr);
+ mtd->erase(mtd, instr);
}
if ((ip->lastUnit - ip->firstUnit + 1) < ip->virtualUnits) {
printk(KERN_WARNING "INFTL: Media Header "
@@ -350,21 +357,21 @@ static int check_free_sectors(struct INFTLrecord *inftl, unsigned int address,
int len, int check_oob)
{
u8 buf[SECTORSIZE + inftl->mbd.mtd->oobsize];
+ struct mtd_info *mtd = inftl->mbd.mtd;
size_t retlen;
int i;
- DEBUG(MTD_DEBUG_LEVEL3, "INFTL: check_free_sectors(inftl=%p,"
- "address=0x%x,len=%d,check_oob=%d)\n", inftl,
- address, len, check_oob);
-
for (i = 0; i < len; i += SECTORSIZE) {
- if (MTD_READECC(inftl->mbd.mtd, address, SECTORSIZE, &retlen, buf, &buf[SECTORSIZE], &inftl->oobinfo) < 0)
+ if (mtd->read(mtd, address, SECTORSIZE, &retlen, buf))
return -1;
if (memcmpb(buf, 0xff, SECTORSIZE) != 0)
return -1;
if (check_oob) {
- if (memcmpb(buf + SECTORSIZE, 0xff, inftl->mbd.mtd->oobsize) != 0)
+ if(inftl_read_oob(mtd, address, mtd->oobsize,
+ &retlen, &buf[SECTORSIZE]) < 0)
+ return -1;
+ if (memcmpb(buf + SECTORSIZE, 0xff, mtd->oobsize) != 0)
return -1;
}
address += SECTORSIZE;
@@ -387,6 +394,7 @@ int INFTL_formatblock(struct INFTLrecord *inftl, int block)
size_t retlen;
struct inftl_unittail uci;
struct erase_info *instr = &inftl->instr;
+ struct mtd_info *mtd = inftl->mbd.mtd;
int physblock;
DEBUG(MTD_DEBUG_LEVEL3, "INFTL: INFTL_formatblock(inftl=%p,"
@@ -404,8 +412,9 @@ int INFTL_formatblock(struct INFTLrecord *inftl, int block)
/* Erase one physical eraseblock at a time, even though the NAND api
allows us to group them. This way we if we have a failure, we can
mark only the failed block in the bbt. */
- for (physblock = 0; physblock < inftl->EraseSize; physblock += instr->len, instr->addr += instr->len) {
- MTD_ERASE(inftl->mbd.mtd, instr);
+ for (physblock = 0; physblock < inftl->EraseSize;
+ physblock += instr->len, instr->addr += instr->len) {
+ mtd->erase(inftl->mbd.mtd, instr);
if (instr->state == MTD_ERASE_FAILED) {
printk(KERN_WARNING "INFTL: error while formatting block %d\n",
@@ -414,10 +423,10 @@ int INFTL_formatblock(struct INFTLrecord *inftl, int block)
}
/*
- * Check the "freeness" of Erase Unit before updating metadata.
- * FixMe: is this check really necessary? Since we have check the
- * return code after the erase operation.
- */
+ * Check the "freeness" of Erase Unit before updating metadata.
+ * FixMe: is this check really necessary? Since we have check
+ * the return code after the erase operation.
+ */
if (check_free_sectors(inftl, instr->addr, instr->len, 1) != 0)
goto fail;
}
@@ -429,8 +438,7 @@ int INFTL_formatblock(struct INFTLrecord *inftl, int block)
uci.Reserved[2] = 0;
uci.Reserved[3] = 0;
instr->addr = block * inftl->EraseSize + SECTORSIZE * 2;
- if (MTD_WRITEOOB(inftl->mbd.mtd, instr->addr +
- 8, 8, &retlen, (char *)&uci) < 0)
+ if (inftl_write_oob(mtd, instr->addr + 8, 8, &retlen, (char *)&uci) < 0)
goto fail;
return 0;
fail:
@@ -549,6 +557,7 @@ void INFTL_dumpVUchains(struct INFTLrecord *s)
int INFTL_mount(struct INFTLrecord *s)
{
+ struct mtd_info *mtd = s->mbd.mtd;
unsigned int block, first_block, prev_block, last_block;
unsigned int first_logical_block, logical_block, erase_mark;
int chain_length, do_format_chain;
@@ -607,10 +616,11 @@ int INFTL_mount(struct INFTLrecord *s)
break;
}
- if (MTD_READOOB(s->mbd.mtd, block * s->EraseSize + 8,
- 8, &retlen, (char *)&h0) < 0 ||
- MTD_READOOB(s->mbd.mtd, block * s->EraseSize +
- 2 * SECTORSIZE + 8, 8, &retlen, (char *)&h1) < 0) {
+ if (inftl_read_oob(mtd, block * s->EraseSize + 8,
+ 8, &retlen, (char *)&h0) < 0 ||
+ inftl_read_oob(mtd, block * s->EraseSize +
+ 2 * SECTORSIZE + 8, 8, &retlen,
+ (char *)&h1) < 0) {
/* Should never happen? */
do_format_chain++;
break;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 11:05:38 +0000