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mtd: rawnand: Make maxchips an unsigned int

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There's no good reason to make maxchips a signed integer, since only
positive values are valid. Make it an unsigned int.

Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
This commit is contained in:
Boris Brezillon
2018-08-04 22:59:22 +02:00
committed by Miquel Raynal
parent 480bdd8b7a
commit 871a4073f4
2 changed files with 6 additions and 5 deletions
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7
drivers/mtd/nand/raw/nand_base.c
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@@ -5915,11 +5915,12 @@ static int nand_dt_init(struct nand_chip *chip)
* prevented dynamic allocations during this phase which was unconvenient and * prevented dynamic allocations during this phase which was unconvenient and
* as been banned for the benefit of the ->init_ecc()/cleanup_ecc() hooks. * as been banned for the benefit of the ->init_ecc()/cleanup_ecc() hooks.
*/ */
static int nand_scan_ident(struct nand_chip *chip, int maxchips, static int nand_scan_ident(struct nand_chip *chip, unsigned int maxchips,
struct nand_flash_dev *table) struct nand_flash_dev *table)
{ {
struct mtd_info *mtd = nand_to_mtd(chip); struct mtd_info *mtd = nand_to_mtd(chip);
int i, nand_maf_id, nand_dev_id; int nand_maf_id, nand_dev_id;
unsigned int i;
int ret; int ret;
/* Enforce the right timings for reset/detection */ /* Enforce the right timings for reset/detection */
@@ -6730,7 +6731,7 @@ static void nand_detach(struct nand_chip *chip)
* The flash ID is read and the mtd/chip structures are filled with the * The flash ID is read and the mtd/chip structures are filled with the
* appropriate values. * appropriate values.
*/ */
int nand_scan_with_ids(struct nand_chip *chip, int maxchips, int nand_scan_with_ids(struct nand_chip *chip, unsigned int maxchips,
struct nand_flash_dev *ids) struct nand_flash_dev *ids)
{ {
int ret; int ret;

4
include/linux/mtd/rawnand.h
View File

@@ -28,10 +28,10 @@ struct nand_chip;
struct nand_flash_dev; struct nand_flash_dev;
/* Scan and identify a NAND device */ /* Scan and identify a NAND device */
int nand_scan_with_ids(struct nand_chip *chip, int max_chips, int nand_scan_with_ids(struct nand_chip *chip, unsigned int max_chips,
struct nand_flash_dev *ids); struct nand_flash_dev *ids);
static inline int nand_scan(struct nand_chip *chip, int max_chips) static inline int nand_scan(struct nand_chip *chip, unsigned int max_chips)
{ {
return nand_scan_with_ids(chip, max_chips, NULL); return nand_scan_with_ids(chip, max_chips, NULL);
} }