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mtd: rawnand: Get rid of chip->chipsize

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The target size can now be returned by nanddev_get_targetsize(). Get
rid of the chip->chipsize field and use this helper instead.

Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
This commit is contained in:
Boris Brezillon
2018-10-29 11:22:16 +01:00
committed by Miquel Raynal
parent 298151689b
commit 6c836d515f
13 changed files with 38 additions and 36 deletions
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25
drivers/mtd/nand/raw/nand_bbt.c
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@@ -264,6 +264,7 @@ static int read_abs_bbt(struct nand_chip *this, uint8_t *buf,
struct nand_bbt_descr *td, int chip)
{
struct mtd_info *mtd = nand_to_mtd(this);
u64 targetsize = nanddev_target_size(&this->base);
int res = 0, i;
if (td->options & NAND_BBT_PERCHIP) {
@@ -271,11 +272,11 @@ static int read_abs_bbt(struct nand_chip *this, uint8_t *buf,
for (i = 0; i < this->numchips; i++) {
if (chip == -1 || chip == i)
res = read_bbt(this, buf, td->pages[i],
this->chipsize >> this->bbt_erase_shift,
targetsize >> this->bbt_erase_shift,
td, offs);
if (res)
return res;
offs += this->chipsize >> this->bbt_erase_shift;
offs += targetsize >> this->bbt_erase_shift;
}
} else {
res = read_bbt(this, buf, td->pages[0],
@@ -459,6 +460,7 @@ static int scan_block_fast(struct nand_chip *this, struct nand_bbt_descr *bd,
static int create_bbt(struct nand_chip *this, uint8_t *buf,
struct nand_bbt_descr *bd, int chip)
{
u64 targetsize = nanddev_target_size(&this->base);
struct mtd_info *mtd = nand_to_mtd(this);
int i, numblocks, numpages;
int startblock;
@@ -481,7 +483,7 @@ static int create_bbt(struct nand_chip *this, uint8_t *buf,
chip + 1, this->numchips);
return -EINVAL;
}
numblocks = this->chipsize >> this->bbt_erase_shift;
numblocks = targetsize >> this->bbt_erase_shift;
startblock = chip * numblocks;
numblocks += startblock;
from = (loff_t)startblock << this->bbt_erase_shift;
@@ -529,6 +531,7 @@ static int create_bbt(struct nand_chip *this, uint8_t *buf,
static int search_bbt(struct nand_chip *this, uint8_t *buf,
struct nand_bbt_descr *td)
{
u64 targetsize = nanddev_target_size(&this->base);
struct mtd_info *mtd = nand_to_mtd(this);
int i, chips;
int startblock, block, dir;
@@ -548,7 +551,7 @@ static int search_bbt(struct nand_chip *this, uint8_t *buf,
/* Do we have a bbt per chip? */
if (td->options & NAND_BBT_PERCHIP) {
chips = this->numchips;
bbtblocks = this->chipsize >> this->bbt_erase_shift;
bbtblocks = targetsize >> this->bbt_erase_shift;
startblock &= bbtblocks - 1;
} else {
chips = 1;
@@ -576,7 +579,7 @@ static int search_bbt(struct nand_chip *this, uint8_t *buf,
break;
}
}
startblock += this->chipsize >> this->bbt_erase_shift;
startblock += targetsize >> this->bbt_erase_shift;
}
/* Check, if we found a bbt for each requested chip */
for (i = 0; i < chips; i++) {
@@ -626,6 +629,7 @@ static void search_read_bbts(struct nand_chip *this, uint8_t *buf,
static int get_bbt_block(struct nand_chip *this, struct nand_bbt_descr *td,
struct nand_bbt_descr *md, int chip)
{
u64 targetsize = nanddev_target_size(&this->base);
int startblock, dir, page, numblocks, i;
/*
@@ -637,7 +641,7 @@ static int get_bbt_block(struct nand_chip *this, struct nand_bbt_descr *td,
return td->pages[chip] >>
(this->bbt_erase_shift - this->page_shift);
numblocks = (int)(this->chipsize >> this->bbt_erase_shift);
numblocks = (int)(targetsize >> this->bbt_erase_shift);
if (!(td->options & NAND_BBT_PERCHIP))
numblocks *= this->numchips;
@@ -717,6 +721,7 @@ static int write_bbt(struct nand_chip *this, uint8_t *buf,
struct nand_bbt_descr *td, struct nand_bbt_descr *md,
int chipsel)
{
u64 targetsize = nanddev_target_size(&this->base);
struct mtd_info *mtd = nand_to_mtd(this);
struct erase_info einfo;
int i, res, chip = 0;
@@ -737,7 +742,7 @@ static int write_bbt(struct nand_chip *this, uint8_t *buf,
rcode = 0xff;
/* Write bad block table per chip rather than per device? */
if (td->options & NAND_BBT_PERCHIP) {
numblocks = (int)(this->chipsize >> this->bbt_erase_shift);
numblocks = (int)(targetsize >> this->bbt_erase_shift);
/* Full device write or specific chip? */
if (chipsel == -1) {
nrchips = this->numchips;
@@ -1099,6 +1104,7 @@ static int nand_update_bbt(struct nand_chip *this, loff_t offs)
*/
static void mark_bbt_region(struct nand_chip *this, struct nand_bbt_descr *td)
{
u64 targetsize = nanddev_target_size(&this->base);
struct mtd_info *mtd = nand_to_mtd(this);
int i, j, chips, block, nrblocks, update;
uint8_t oldval;
@@ -1106,7 +1112,7 @@ static void mark_bbt_region(struct nand_chip *this, struct nand_bbt_descr *td)
/* Do we have a bbt per chip? */
if (td->options & NAND_BBT_PERCHIP) {
chips = this->numchips;
nrblocks = (int)(this->chipsize >> this->bbt_erase_shift);
nrblocks = (int)(targetsize >> this->bbt_erase_shift);
} else {
chips = 1;
nrblocks = (int)(mtd->size >> this->bbt_erase_shift);
@@ -1159,6 +1165,7 @@ static void mark_bbt_region(struct nand_chip *this, struct nand_bbt_descr *td)
*/
static void verify_bbt_descr(struct nand_chip *this, struct nand_bbt_descr *bd)
{
u64 targetsize = nanddev_target_size(&this->base);
struct mtd_info *mtd = nand_to_mtd(this);
u32 pattern_len;
u32 bits;
@@ -1187,7 +1194,7 @@ static void verify_bbt_descr(struct nand_chip *this, struct nand_bbt_descr *bd)
}
if (bd->options & NAND_BBT_PERCHIP)
table_size = this->chipsize >> this->bbt_erase_shift;
table_size = targetsize >> this->bbt_erase_shift;
else
table_size = mtd->size >> this->bbt_erase_shift;
table_size >>= 3;