diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2019-04-10 18:39:20 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2019-04-23 10:55:24 +0200 |
| commit | 606be34440ee3e6da3799691fcab7b69e1ad06cd (patch) | |
| tree | b6d49e75481ffa148237bb1c23f3f1e28ff51d8f /drivers/gpio/gpiolib-acpi.c | |
| parent | 24a49543336dbaecb83862a17f6a05d53ec2592f (diff) | |
| download | linux-606be34440ee3e6da3799691fcab7b69e1ad06cd.tar.gz | |
gpiolib: acpi: Add acpi_gpio_update_gpiod_lookup_flags() helper
This helper consolidates all settings of GPIO descriptor lookup flags and
quirks in the future if any.
No functional change intended.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib-acpi.c')
| -rw-r--r-- | drivers/gpio/gpiolib-acpi.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 878c7a7dea8b..9c6ebaaa02fe 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -525,6 +525,15 @@ acpi_gpio_update_gpiod_flags(enum gpiod_flags *flags, struct acpi_gpio_info *inf return ret; } +int acpi_gpio_update_gpiod_lookup_flags(unsigned long *lookupflags, + struct acpi_gpio_info *info) +{ + if (info->polarity == GPIO_ACTIVE_LOW) + *lookupflags |= GPIO_ACTIVE_LOW; + + return 0; +} + struct acpi_gpio_lookup { struct acpi_gpio_info info; int index; @@ -745,10 +754,8 @@ struct gpio_desc *acpi_find_gpio(struct device *dev, return ERR_PTR(-ENOENT); } - if (info.polarity == GPIO_ACTIVE_LOW) - *lookupflags |= GPIO_ACTIVE_LOW; - acpi_gpio_update_gpiod_flags(dflags, &info); + acpi_gpio_update_gpiod_lookup_flags(lookupflags, &info); return desc; } |