diff options
Diffstat (limited to 'drivers/gpio/gpio-mockup.c')
| -rw-r--r-- | drivers/gpio/gpio-mockup.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c index 56d647a30e3e..7d343bea784a 100644 --- a/drivers/gpio/gpio-mockup.c +++ b/drivers/gpio/gpio-mockup.c @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0+ +// SPDX-License-Identifier: GPL-2.0-or-later /* * GPIO Testing Device Driver * @@ -7,18 +7,18 @@ * Copyright (C) 2017 Bartosz Golaszewski <brgl@bgdev.pl> */ -#include <linux/init.h> -#include <linux/module.h> -#include <linux/gpio/driver.h> +#include <linux/debugfs.h> #include <linux/gpio/consumer.h> -#include <linux/platform_device.h> -#include <linux/slab.h> +#include <linux/gpio/driver.h> +#include <linux/init.h> #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/irq_sim.h> -#include <linux/debugfs.h> -#include <linux/uaccess.h> +#include <linux/module.h> +#include <linux/platform_device.h> #include <linux/property.h> +#include <linux/slab.h> +#include <linux/uaccess.h> #include "gpiolib.h" @@ -156,7 +156,7 @@ static int gpio_mockup_apply_pull(struct gpio_mockup_chip *chip, mutex_lock(&chip->lock); if (test_bit(FLAG_REQUESTED, &desc->flags) && - !test_bit(FLAG_IS_OUT, &desc->flags)) { + !test_bit(FLAG_IS_OUT, &desc->flags)) { curr = __gpio_mockup_get(chip, offset); if (curr == value) goto out; @@ -165,7 +165,7 @@ static int gpio_mockup_apply_pull(struct gpio_mockup_chip *chip, irq_type = irq_get_trigger_type(irq); if ((value == 1 && (irq_type & IRQ_TYPE_EDGE_RISING)) || - (value == 0 && (irq_type & IRQ_TYPE_EDGE_FALLING))) + (value == 0 && (irq_type & IRQ_TYPE_EDGE_FALLING))) irq_sim_fire(sim, offset); } @@ -226,7 +226,7 @@ static int gpio_mockup_get_direction(struct gpio_chip *gc, unsigned int offset) int direction; mutex_lock(&chip->lock); - direction = !chip->lines[offset].dir; + direction = chip->lines[offset].dir; mutex_unlock(&chip->lock); return direction; @@ -395,7 +395,7 @@ static int gpio_mockup_probe(struct platform_device *pdev) struct gpio_chip *gc; struct device *dev; const char *name; - int rv, base; + int rv, base, i; u16 ngpio; dev = &pdev->dev; @@ -447,6 +447,9 @@ static int gpio_mockup_probe(struct platform_device *pdev) if (!chip->lines) return -ENOMEM; + for (i = 0; i < gc->ngpio; i++) + chip->lines[i].dir = GPIO_LINE_DIRECTION_IN; + if (device_property_read_bool(dev, "named-gpio-lines")) { rv = gpio_mockup_name_lines(dev, chip); if (rv) |