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mtd: rawnand: Get rid of chip->bits_per_cell

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Now that we inherit from nand_device, we can use
nand_device->memorg.bits_per_cell instead of having our own field at
the nand_chip level.

Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
This commit is contained in:
Boris Brezillon 2018-10-25 17:16:47 +02:00 • committed by Miquel Raynal
parent 7beb37e5f0
commit 298151689b
6 changed files with 4 additions and 12 deletions
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6
include/linux/mtd/rawnand.h
View file

@ -992,7 +992,6 @@ struct nand_legacy {
* @badblockbits: [INTERN] minimum number of set bits in a good block's
* bad block marker position; i.e., BBM == 11110111b is
* not bad when badblockbits == 7
* @bits_per_cell: [INTERN] number of bits per cell. i.e., 1 means SLC.
* @ecc_strength_ds: [INTERN] ECC correctability from the datasheet.
* Minimum amount of bit errors per @ecc_step_ds guaranteed
* to be correctable. If unknown, set to zero.
@ -1064,7 +1063,6 @@ struct nand_chip {
} pagecache;
int subpagesize;
uint8_t bits_per_cell;
uint16_t ecc_strength_ds;
uint16_t ecc_step_ds;
int onfi_timing_mode_default;
@ -1236,9 +1234,9 @@ int nand_create_bbt(struct nand_chip *chip);
*/
static inline bool nand_is_slc(struct nand_chip *chip)
{
WARN(chip->bits_per_cell == 0,
WARN(nanddev_bits_per_cell(&chip->base) == 0,
"chip->bits_per_cell is used uninitialized\n");
return chip->bits_per_cell == 1;
return nanddev_bits_per_cell(&chip->base) == 1;
}
/**