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path: root/drivers/gpio/gpio-ich.c
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Diffstat (limited to 'drivers/gpio/gpio-ich.c')
-rw-r--r--drivers/gpio/gpio-ich.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c
index f9dbd50..3168217 100644
--- a/drivers/gpio/gpio-ich.c
+++ b/drivers/gpio/gpio-ich.c
@@ -135,9 +135,6 @@ static bool ichx_gpio_check_available(struct gpio_chip *gpio, unsigned nr)
static int ichx_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
{
- if (!ichx_gpio_check_available(gpio, nr))
- return -ENXIO;
-
/*
* Try setting pin as an input and verify it worked since many pins
* are output-only.
@@ -151,9 +148,6 @@ static int ichx_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
static int ichx_gpio_direction_output(struct gpio_chip *gpio, unsigned nr,
int val)
{
- if (!ichx_gpio_check_available(gpio, nr))
- return -ENXIO;
-
/* Set GPIO output value. */
ichx_write_bit(GPIO_LVL, nr, val, 0);
@@ -169,9 +163,6 @@ static int ichx_gpio_direction_output(struct gpio_chip *gpio, unsigned nr,
static int ichx_gpio_get(struct gpio_chip *chip, unsigned nr)
{
- if (!ichx_gpio_check_available(chip, nr))
- return -ENXIO;
-
return ichx_read_bit(GPIO_LVL, nr);
}
@@ -180,9 +171,6 @@ static int ich6_gpio_get(struct gpio_chip *chip, unsigned nr)
unsigned long flags;
u32 data;
- if (!ichx_gpio_check_available(chip, nr))
- return -ENXIO;
-
/*
* GPI 0 - 15 need to be read from the power management registers on
* a ICH6/3100 bridge.
@@ -207,6 +195,9 @@ static int ich6_gpio_get(struct gpio_chip *chip, unsigned nr)
static int ichx_gpio_request(struct gpio_chip *chip, unsigned nr)
{
+ if (!ichx_gpio_check_available(chip, nr))
+ return -ENXIO;
+
/*
* Note we assume the BIOS properly set a bridge's USE value. Some
* chips (eg Intel 3100) have bogus USE values though, so first see if
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