From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/drivers/gpio/gpiolib-sysfs.c | 21 ++++++++-------------
1 files changed, 8 insertions(+), 13 deletions(-)
diff --git a/kernel/drivers/gpio/gpiolib-sysfs.c b/kernel/drivers/gpio/gpiolib-sysfs.c
index e0ccc79..fa5d945 100644
--- a/kernel/drivers/gpio/gpiolib-sysfs.c
+++ b/kernel/drivers/gpio/gpiolib-sysfs.c
@@ -1,8 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/idr.h>
#include <linux/mutex.h>
#include <linux/device.h>
#include <linux/sysfs.h>
-#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <linux/gpio/driver.h>
#include <linux/interrupt.h>
@@ -11,6 +11,7 @@
#include <linux/ctype.h>
#include "gpiolib.h"
+#include "gpiolib-sysfs.h"
#define GPIO_IRQF_TRIGGER_FALLING BIT(0)
#define GPIO_IRQF_TRIGGER_RISING BIT(1)
@@ -365,7 +366,7 @@
static umode_t gpio_is_visible(struct kobject *kobj, struct attribute *attr,
int n)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct gpiod_data *data = dev_get_drvdata(dev);
struct gpio_desc *desc = data->desc;
umode_t mode = attr->mode;
@@ -444,11 +445,6 @@
};
ATTRIBUTE_GROUPS(gpiochip);
-static struct gpio_desc *gpio_to_valid_desc(int gpio)
-{
- return gpio_is_valid(gpio) ? gpio_to_desc(gpio) : NULL;
-}
-
/*
* /sys/class/gpio/export ... write-only
* integer N ... number of GPIO to export (full access)
@@ -469,7 +465,7 @@
if (status < 0)
goto done;
- desc = gpio_to_valid_desc(gpio);
+ desc = gpio_to_desc(gpio);
/* reject invalid GPIOs */
if (!desc) {
pr_warn("%s: invalid GPIO %ld\n", __func__, gpio);
@@ -522,7 +518,7 @@
if (status < 0)
goto done;
- desc = gpio_to_valid_desc(gpio);
+ desc = gpio_to_desc(gpio);
/* reject bogus commands (gpio_unexport ignores them) */
if (!desc) {
pr_warn("%s: invalid GPIO %ld\n", __func__, gpio);
@@ -775,10 +771,9 @@
parent = &gdev->dev;
/* use chip->base for the ID; it's already known to be unique */
- dev = device_create_with_groups(&gpio_class, parent,
- MKDEV(0, 0),
- chip, gpiochip_groups,
- "gpiochip%d", chip->base);
+ dev = device_create_with_groups(&gpio_class, parent, MKDEV(0, 0), chip,
+ gpiochip_groups, GPIOCHIP_NAME "%d",
+ chip->base);
if (IS_ERR(dev))
return PTR_ERR(dev);
--
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