diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-24 10:27:54 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-24 10:27:54 +0300 |
commit | 1f836f5b10f2524d33efde47d2b694b861ecf319 (patch) | |
tree | b52188b30d08bff1fe6376832753ca5e0a7e9d15 /drivers/gpio/gpiolib.c | |
parent | a27ad0f7da7ba3d4cf50a08ee5e2cb4b578a4a4c (diff) | |
parent | f8788d86ab28f61f7b46eb6be375f8a726783636 (diff) | |
download | linux-1f836f5b10f2524d33efde47d2b694b861ecf319.tar.xz |
Merge 5.6-rc3 into char-misc-next
We need the char/misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r-- | drivers/gpio/gpiolib.c | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 753283486037..4d0106ceeba7 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -3035,13 +3035,33 @@ EXPORT_SYMBOL_GPL(gpiochip_free_own_desc); * rely on gpio_request() having been called beforehand. */ -static int gpio_set_config(struct gpio_chip *gc, unsigned int offset, - enum pin_config_param mode) +static int gpio_do_set_config(struct gpio_chip *gc, unsigned int offset, + unsigned long config) { if (!gc->set_config) return -ENOTSUPP; - return gc->set_config(gc, offset, mode); + return gc->set_config(gc, offset, config); +} + +static int gpio_set_config(struct gpio_chip *gc, unsigned int offset, + enum pin_config_param mode) +{ + unsigned long config; + unsigned arg; + + switch (mode) { + case PIN_CONFIG_BIAS_PULL_DOWN: + case PIN_CONFIG_BIAS_PULL_UP: + arg = 1; + break; + + default: + arg = 0; + } + + config = PIN_CONF_PACKED(mode, arg); + return gpio_do_set_config(gc, offset, config); } static int gpio_set_bias(struct gpio_chip *chip, struct gpio_desc *desc) @@ -3277,7 +3297,7 @@ int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) chip = desc->gdev->chip; config = pinconf_to_config_packed(PIN_CONFIG_INPUT_DEBOUNCE, debounce); - return gpio_set_config(chip, gpio_chip_hwgpio(desc), config); + return gpio_do_set_config(chip, gpio_chip_hwgpio(desc), config); } EXPORT_SYMBOL_GPL(gpiod_set_debounce); @@ -3311,7 +3331,7 @@ int gpiod_set_transitory(struct gpio_desc *desc, bool transitory) packed = pinconf_to_config_packed(PIN_CONFIG_PERSIST_STATE, !transitory); gpio = gpio_chip_hwgpio(desc); - rc = gpio_set_config(chip, gpio, packed); + rc = gpio_do_set_config(chip, gpio, packed); if (rc == -ENOTSUPP) { dev_dbg(&desc->gdev->dev, "Persistence not supported for GPIO %d\n", gpio); |