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mtd: rawnand: jedec: Define the number of parameter pages

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Use a macro to define the number of parameter page instead of
hardcoding it everywhere.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://lore.kernel.org/linux-mtd/20200428094302.14624-9-miquel.raynal@bootlin.com
This commit is contained in:
Miquel Raynal 2020-04-28 11:43:01 +02:00
parent 6e9c65d87c
commit 2e8f56f2a9
1 changed files with 4 additions and 2 deletions
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6
drivers/mtd/nand/raw/nand_jedec.c
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@ -16,6 +16,8 @@
#include "internals.h"
#define JEDEC_PARAM_PAGES 3
/*
* Check if the NAND chip is JEDEC compliant, returns 1 if it is, 0 otherwise.
*/
@ -47,7 +49,7 @@ int nand_jedec_detect(struct nand_chip *chip)
goto free_jedec_param_page;
}
for (i = 0; i < 3; i++) {
for (i = 0; i < JEDEC_PARAM_PAGES; i++) {
ret = nand_read_data_op(chip, p, sizeof(*p), true);
if (ret) {
ret = 0;
@ -59,7 +61,7 @@ int nand_jedec_detect(struct nand_chip *chip)
break;
}
if (i == 3) {
if (i == JEDEC_PARAM_PAGES) {
pr_err("Could not find valid JEDEC parameter page; aborting\n");
goto free_jedec_param_page;
}