[PATCH v3 4/9] gpio-sysfs: Use gpio descriptor name instead of gpiochip names array
From: Markus Pargmann <hidden>
Date: 2015-08-14 14:11:38
Also in:
linux-gpio
Subsystem:
gpio subsystem, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Linus Torvalds
The name is now stored in the gpio descriptor as well, for example to allow to store names from DT. This patch changes the sysfs gpio files to use the gpio descriptor name. Signed-off-by: Markus Pargmann <redacted> --- drivers/gpio/gpiolib-sysfs.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c
index b57ed8e55ab5..3e81f28e3aee 100644
--- a/drivers/gpio/gpiolib-sysfs.c
+++ b/drivers/gpio/gpiolib-sysfs.c@@ -550,9 +550,7 @@ int gpiod_export(struct gpio_desc *desc, bool direction_may_change) struct gpiod_data *data; unsigned long flags; int status; - const char *ioname = NULL; struct device *dev; - int offset; /* can't export until sysfs is available ... */ if (!gpio_class.p) {
@@ -601,13 +599,9 @@ int gpiod_export(struct gpio_desc *desc, bool direction_may_change) else data->direction_can_change = false; - offset = gpio_chip_hwgpio(desc); - if (chip->names && chip->names[offset]) - ioname = chip->names[offset]; - dev = device_create_with_groups(&gpio_class, chip->dev, MKDEV(0, 0), data, gpio_groups, - ioname ? ioname : "gpio%u", + desc->name ? desc->name : "gpio%u", desc_to_gpio(desc)); if (IS_ERR(dev)) { status = PTR_ERR(dev);
--
2.4.6