Commit 21db4f47 authored by Zhen Lei's avatar Zhen Lei Committed by Miquel Raynal
Browse files

mtd: rawnand: r852: use DEVICE_ATTR_RO() helper macro 



Use DEVICE_ATTR_RO() helper macro instead of plain DEVICE_ATTR(), which
makes the code a bit shorter and easier to read.

Signed-off-by: default avatarZhen Lei <thunder.leizhen@huawei.com>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20210603123339.12089-1-thunder.leizhen@huawei.com
parent f145b9dc

drivers/mtd/nand/raw/r852.c

+3 −4
Original line number Diff line number Diff line
@@ -583,7 +583,7 @@ static void r852_update_card_detect(struct r852_device *dev) 
	r852_write_reg(dev, R852_CARD_IRQ_ENABLE, card_detect_reg);

}



static ssize_t r852_media_type_show(struct device *sys_dev,

static ssize_t media_type_show(struct device *sys_dev,

			       struct device_attribute *attr, char *buf)

{

	struct mtd_info *mtd = container_of(sys_dev, struct mtd_info, dev);
@@ -593,8 +593,7 @@ static ssize_t r852_media_type_show(struct device *sys_dev, 
	strcpy(buf, data);

	return strlen(data);

}



static DEVICE_ATTR(media_type, S_IRUGO, r852_media_type_show, NULL);

static DEVICE_ATTR_RO(media_type);





/* Detect properties of card in slot */