mtd: nand: make use of mtd_to_nand() in NAND drivers
mtd_to_nand() was recently introduced to avoid direct accesses to the
mtd->priv field. Update all NAND drivers to use it.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
diff --git a/drivers/mtd/nand/docg4.c b/drivers/mtd/nand/docg4.c
index 408cf69..da93d7f 100644
--- a/drivers/mtd/nand/docg4.c
+++ b/drivers/mtd/nand/docg4.c
@@ -242,7 +242,7 @@
static void docg4_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
{
int i;
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
uint16_t *p = (uint16_t *) buf;
len >>= 1;
@@ -253,7 +253,7 @@
static void docg4_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len)
{
int i;
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
uint16_t *p = (uint16_t *) buf;
len >>= 1;
@@ -318,7 +318,7 @@
* Select among multiple cascaded chips ("floors"). Multiple floors are
* not yet supported, so the only valid non-negative value is 0.
*/
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
@@ -337,7 +337,7 @@
{
/* full device reset */
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
@@ -375,7 +375,7 @@
* Up to four bitflips can be corrected.
*/
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
int i, numerrs, errpos[4];
@@ -464,7 +464,7 @@
static uint8_t docg4_read_byte(struct mtd_info *mtd)
{
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
dev_dbg(doc->dev, "%s\n", __func__);
@@ -545,7 +545,7 @@
* internal buffer out to the flash array, or some such.
*/
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
int retval = 0;
@@ -582,7 +582,7 @@
{
/* common starting sequence for all operations */
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
@@ -599,7 +599,7 @@
{
/* first step in reading a page */
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
@@ -626,7 +626,7 @@
{
/* first step in writing a page */
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
@@ -691,7 +691,7 @@
{
/* handle standard nand commands */
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
uint32_t g4_addr = mtd_to_docg4_address(page_addr, column);
@@ -874,7 +874,7 @@
static int docg4_erase_block(struct mtd_info *mtd, int page)
{
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
uint16_t g4_page;
@@ -1016,7 +1016,7 @@
* update the memory-based bbt accordingly.
*/
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
uint32_t g4_addr = mtd_to_docg4_address(DOCG4_FACTORY_BBT_PAGE, 0);
uint8_t *buf;
@@ -1089,7 +1089,7 @@
int ret, i;
uint8_t *buf;
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
struct nand_bbt_descr *bbtd = nand->badblock_pattern;
int page = (int)(ofs >> nand->page_shift);
@@ -1202,7 +1202,7 @@
* things as well, such as call nand_set_defaults().
*/
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
mtd->size = DOCG4_CHIP_SIZE;
@@ -1261,7 +1261,7 @@
static int __init read_id_reg(struct mtd_info *mtd)
{
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
void __iomem *docptr = doc->virtadr;
uint16_t id1, id2;
@@ -1357,7 +1357,7 @@
iounmap(virtadr);
if (mtd) {
/* re-declarations avoid compiler warning */
- struct nand_chip *nand = mtd->priv;
+ struct nand_chip *nand = mtd_to_nand(mtd);
struct docg4_priv *doc = nand->priv;
nand_release(mtd); /* deletes partitions and mtd devices */
free_bch(doc->bch);