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linux/drivers/mtd/mtdcore.h
Ben Hutchings f1332ba2f2 mtd: Introduce and use iteration macro for reading the MTD device table
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2010-02-25 11:37:16 +00:00

27 lines
607 B
C

/* linux/drivers/mtd/mtdcore.h
*
* Header file for driver private mtdcore exports
*
*/
/* These are exported solely for the purpose of mtd_blkdevs.c. You
should not use them for _anything_ else */
extern struct mutex mtd_table_mutex;
extern struct mtd_info *mtd_table[MAX_MTD_DEVICES];
static inline struct mtd_info *__mtd_next_device(int i)
{
while (i < MAX_MTD_DEVICES) {
if (mtd_table[i])
return mtd_table[i];
i++;
}
return NULL;
}
#define mtd_for_each_device(mtd) \
for ((mtd) = __mtd_next_device(0); \
(mtd) != NULL; \
(mtd) = __mtd_next_device(mtd->index + 1))