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path: root/drivers/mtd/chips/cfi_cmdset_0020.c
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Diffstat (limited to 'drivers/mtd/chips/cfi_cmdset_0020.c')
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0020.c33
1 files changed, 9 insertions, 24 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0020.c b/drivers/mtd/chips/cfi_cmdset_0020.c
index 85e80180b65b..096993f9711e 100644
--- a/drivers/mtd/chips/cfi_cmdset_0020.c
+++ b/drivers/mtd/chips/cfi_cmdset_0020.c
@@ -228,15 +228,15 @@ static struct mtd_info *cfi_staa_setup(struct map_info *map)
}
/* Also select the correct geometry setup too */
- mtd->erase = cfi_staa_erase_varsize;
- mtd->read = cfi_staa_read;
- mtd->write = cfi_staa_write_buffers;
- mtd->writev = cfi_staa_writev;
- mtd->sync = cfi_staa_sync;
- mtd->lock = cfi_staa_lock;
- mtd->unlock = cfi_staa_unlock;
- mtd->suspend = cfi_staa_suspend;
- mtd->resume = cfi_staa_resume;
+ mtd->_erase = cfi_staa_erase_varsize;
+ mtd->_read = cfi_staa_read;
+ mtd->_write = cfi_staa_write_buffers;
+ mtd->_writev = cfi_staa_writev;
+ mtd->_sync = cfi_staa_sync;
+ mtd->_lock = cfi_staa_lock;
+ mtd->_unlock = cfi_staa_unlock;
+ mtd->_suspend = cfi_staa_suspend;
+ mtd->_resume = cfi_staa_resume;
mtd->flags = MTD_CAP_NORFLASH & ~MTD_BIT_WRITEABLE;
mtd->writesize = 8; /* FIXME: Should be 0 for STMicro flashes w/out ECC */
mtd->writebufsize = cfi_interleave(cfi) << cfi->cfiq->MaxBufWriteSize;
@@ -394,8 +394,6 @@ static int cfi_staa_read (struct mtd_info *mtd, loff_t from, size_t len, size_t
chipnum = (from >> cfi->chipshift);
ofs = from - (chipnum << cfi->chipshift);
- *retlen = 0;
-
while (len) {
unsigned long thislen;
@@ -617,10 +615,6 @@ static int cfi_staa_write_buffers (struct mtd_info *mtd, loff_t to,
int chipnum;
unsigned long ofs;
- *retlen = 0;
- if (!len)
- return 0;
-
chipnum = to >> cfi->chipshift;
ofs = to - (chipnum << cfi->chipshift);
@@ -904,12 +898,6 @@ static int cfi_staa_erase_varsize(struct mtd_info *mtd,
int i, first;
struct mtd_erase_region_info *regions = mtd->eraseregions;
- if (instr->addr > mtd->size)
- return -EINVAL;
-
- if ((instr->len + instr->addr) > mtd->size)
- return -EINVAL;
-
/* Check that both start and end of the requested erase are
* aligned with the erasesize at the appropriate addresses.
*/
@@ -1155,9 +1143,6 @@ static int cfi_staa_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
if (len & (mtd->erasesize -1))
return -EINVAL;
- if ((len + ofs) > mtd->size)
- return -EINVAL;
-
chipnum = ofs >> cfi->chipshift;
adr = ofs - (chipnum << cfi->chipshift);
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