@@ -4152,8 +4152,9 @@ static int nand_get_bits_per_cell(u8 cellinfo)
* chip. The rest of the parameters must be decoded according to generic or
* manufacturer-specific "extended ID" decoding patterns.
*/
-static void nand_decode_ext_id(struct mtd_info *mtd, struct nand_chip *chip)
+static void nand_decode_ext_id(struct nand_chip *chip)
{
+ struct mtd_info *mtd = &chip->mtd;
int extid, id_len;
/* The 3rd id byte holds MLC / multichip data */
chip->bits_per_cell = nand_get_bits_per_cell(chip->id.data[2]);
@@ -4283,7 +4284,7 @@ static void nand_decode_ext_id(struct mtd_info *mtd, struct nand_chip *chip)
* compliant and does not have a full-id or legacy-id entry in the nand_ids
* table.
*/
-static void nand_manufacturer_detect(struct mtd_info *mtd, struct nand_chip *chip)
+static void nand_manufacturer_detect(struct nand_chip *chip)
{
/*
* Try manufacturer detection if available and use
@@ -4293,7 +4294,7 @@ static void nand_manufacturer_detect(struct mtd_info *mtd, struct nand_chip *chi
chip->manufacturer.desc->ops->detect)
chip->manufacturer.desc->ops->detect(chip);
else
- nand_decode_ext_id(mtd, chip);
+ nand_decode_ext_id(chip);
}
/*
@@ -4316,9 +4317,10 @@ static int nand_manufacturer_init(struct nand_chip *chip)
* decodes a matching ID table entry and assigns the MTD size parameters for
* the chip.
*/
-static void nand_decode_id(struct mtd_info *mtd, struct nand_chip *chip,
+static void nand_decode_id(struct nand_chip *chip,
struct nand_flash_dev *type)
{
+ struct mtd_info *mtd = &chip->mtd;
int maf_id = chip->id.data[0];
mtd->erasesize = type->erasesize;
@@ -4431,11 +4433,11 @@ static const struct nand_manufacturers *nand_get_manufacturer_desc(u8 id)
/*
* Get the flash and manufacturer id and lookup if the type is supported.
*/
-struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
- struct nand_chip *chip,
+struct nand_flash_dev *nand_get_flash_type(struct nand_chip *chip,
int *maf_id, int *dev_id,
struct nand_flash_dev *type)
{
+ struct mtd_info *mtd = &chip->mtd;
const struct nand_manufacturers *manufacturer_desc;
int busw, ret;
u8 *id_data = chip->id.data;
@@ -4531,9 +4533,9 @@ struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
chip->chipsize = (uint64_t)type->chipsize << 20;
if (!type->pagesize) {
- nand_manufacturer_detect(mtd, chip);
+ nand_manufacturer_detect(chip);
} else {
- nand_decode_id(mtd, chip, type);
+ nand_decode_id(chip, type);
}
/* Get chip options */
@@ -4723,7 +4725,7 @@ int nand_scan_ident(struct mtd_info *mtd, int maxchips,
nand_set_defaults(chip, chip->options & NAND_BUSWIDTH_16);
/* Read the flash type */
- type = nand_get_flash_type(mtd, chip, &nand_maf_id,
+ type = nand_get_flash_type(chip, &nand_maf_id,
&nand_dev_id, table);
if (IS_ERR(type)) {
@@ -29,8 +29,7 @@ struct nand_flash_dev;
struct device_node;
/* Get the flash and manufacturer id and lookup if the type is supported. */
-struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
- struct nand_chip *chip,
+struct nand_flash_dev *nand_get_flash_type(struct nand_chip *chip,
int *maf_id, int *dev_id,
struct nand_flash_dev *type);
chip points to mtd. Passing chip is enough to have a reference to mtd when is necessary Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com> --- drivers/mtd/nand/raw/nand_base.c | 20 +++++++++++--------- include/linux/mtd/rawnand.h | 3 +-- 2 files changed, 12 insertions(+), 11 deletions(-)