From 47ed390bac52c5814c03253d15a6ffe85ef69ba5 Mon Sep 17 00:00:00 2001 From: Zhen Lei Date: Wed, 2 Jun 2021 19:43:32 +0800 Subject: [PATCH] mfd: ucb1x00-assabet: Use DEVICE_ATTR_RO macro Use DEVICE_ATTR_RO macro helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read. Signed-off-by: Zhen Lei Signed-off-by: Lee Jones --- drivers/mfd/ucb1x00-assabet.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/ucb1x00-assabet.c b/drivers/mfd/ucb1x00-assabet.c index ecc9e9fc331d..6a389737c615 100644 --- a/drivers/mfd/ucb1x00-assabet.c +++ b/drivers/mfd/ucb1x00-assabet.c @@ -28,7 +28,7 @@ static ssize_t name##_show(struct device *dev, struct device_attribute *attr, \ ucb1x00_adc_disable(ucb); \ return sprintf(buf, "%d\n", val); \ } \ -static DEVICE_ATTR(name,0444,name##_show,NULL) +static DEVICE_ATTR_RO(name) UCB1X00_ATTR(vbatt, UCB_ADC_INP_AD1); UCB1X00_ATTR(vcharger, UCB_ADC_INP_AD0);