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nand: Add size parameter 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2009-07-21 18:37:32 +02:00
parent 2f0a6d1050
commit 217b7d8573
2 changed files with 15 additions and 0 deletions
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12
drivers/nand/nand.c
View File

@ -143,6 +143,12 @@ static ssize_t nand_erase(struct cdev *cdev, size_t count, unsigned long offset)
return 0;
}
#if 0
static char* mtd_get_size(struct device_d *, struct param_d *param)
{
static char
}
#endif
static struct file_operations nand_ops = {
.read = nand_read,
@ -163,6 +169,11 @@ int add_mtd_device(struct mtd_info *mtd)
mtd->cdev.priv = mtd;
mtd->cdev.dev = &mtd->class_dev;
mtd->param_size.flags = PARAM_FLAG_RO;
mtd->param_size.name = "size";
mtd->param_size.value = asprintf("%d", mtd->size);
dev_add_param(&mtd->class_dev, &mtd->param_size);
devfs_create(&mtd->cdev);
return 0;
@ -171,6 +182,7 @@ int add_mtd_device(struct mtd_info *mtd)
int del_mtd_device (struct mtd_info *mtd)
{
unregister_device(&mtd->class_dev);
free(mtd->param_size.value);
return 0;
}

3
include/linux/mtd/mtd.h
View File

@ -203,6 +203,9 @@ struct mtd_info {
struct device_d class_dev;
struct device_d *dev;
struct cdev cdev;
struct param_d param_size;
char *size_str;
};