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Release 4.14 drivers/gpio/gpio-ucb1400.c

Directory: drivers/gpio
/*
 * Philips UCB1400 GPIO driver
 *
 * Author: Marek Vasut <marek.vasut@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 */

#include <linux/module.h>
#include <linux/ucb1400.h>


static int ucb1400_gpio_dir_in(struct gpio_chip *gc, unsigned off) { struct ucb1400_gpio *gpio; gpio = gpiochip_get_data(gc); ucb1400_gpio_set_direction(gpio->ac97, off, 0); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Marek Vašut3997.50%150.00%
Linus Walleij12.50%150.00%
Total40100.00%2100.00%


static int ucb1400_gpio_dir_out(struct gpio_chip *gc, unsigned off, int val) { struct ucb1400_gpio *gpio; gpio = gpiochip_get_data(gc); ucb1400_gpio_set_direction(gpio->ac97, off, 1); ucb1400_gpio_set_value(gpio->ac97, off, val); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Marek Vašut5398.15%150.00%
Linus Walleij11.85%150.00%
Total54100.00%2100.00%


static int ucb1400_gpio_get(struct gpio_chip *gc, unsigned off) { struct ucb1400_gpio *gpio; gpio = gpiochip_get_data(gc); return !!ucb1400_gpio_get_value(gpio->ac97, off); }

Contributors

PersonTokensPropCommitsCommitProp
Marek Vašut3592.11%133.33%
Linus Walleij37.89%266.67%
Total38100.00%3100.00%


static void ucb1400_gpio_set(struct gpio_chip *gc, unsigned off, int val) { struct ucb1400_gpio *gpio; gpio = gpiochip_get_data(gc); ucb1400_gpio_set_value(gpio->ac97, off, val); }

Contributors

PersonTokensPropCommitsCommitProp
Marek Vašut3997.50%150.00%
Linus Walleij12.50%150.00%
Total40100.00%2100.00%


static int ucb1400_gpio_probe(struct platform_device *dev) { struct ucb1400_gpio *ucb = dev_get_platdata(&dev->dev); int err = 0; if (!(ucb && ucb->gpio_offset)) { err = -EINVAL; goto err; } platform_set_drvdata(dev, ucb); ucb->gc.label = "ucb1400_gpio"; ucb->gc.base = ucb->gpio_offset; ucb->gc.ngpio = 10; ucb->gc.owner = THIS_MODULE; ucb->gc.direction_input = ucb1400_gpio_dir_in; ucb->gc.direction_output = ucb1400_gpio_dir_out; ucb->gc.get = ucb1400_gpio_get; ucb->gc.set = ucb1400_gpio_set; ucb->gc.can_sleep = true; err = devm_gpiochip_add_data(&dev->dev, &ucb->gc, ucb); if (err) goto err; if (ucb->gpio_setup) err = ucb->gpio_setup(&dev->dev, ucb->gc.ngpio); err: return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marek Vašut17192.93%233.33%
Laxman Dewangan63.26%116.67%
Jingoo Han42.17%116.67%
Linus Walleij31.63%233.33%
Total184100.00%6100.00%


static int ucb1400_gpio_remove(struct platform_device *dev) { int err = 0; struct ucb1400_gpio *ucb = platform_get_drvdata(dev); if (ucb && ucb->gpio_teardown) { err = ucb->gpio_teardown(&dev->dev, ucb->gc.ngpio); if (err) return err; } return err; }

Contributors

PersonTokensPropCommitsCommitProp
Marek Vašut64100.00%2100.00%
Total64100.00%2100.00%

static struct platform_driver ucb1400_gpio_driver = { .probe = ucb1400_gpio_probe, .remove = ucb1400_gpio_remove, .driver = { .name = "ucb1400_gpio" }, }; module_platform_driver(ucb1400_gpio_driver); MODULE_DESCRIPTION("Philips UCB1400 GPIO driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:ucb1400_gpio");

Overall Contributors

PersonTokensPropCommitsCommitProp
Marek Vašut44894.51%222.22%
Linus Walleij91.90%333.33%
Laxman Dewangan61.27%111.11%
Axel Lin51.05%111.11%
Jingoo Han40.84%111.11%
Mark Brown20.42%111.11%
Total474100.00%9100.00%
Directory: drivers/gpio
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