From bedbef8ad3e75a304af6361af235302bcc61d06b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 14 May 2024 06:39:01 +0000
Subject: [PATCH] 修改内核路径
---
kernel/drivers/watchdog/mtx-1_wdt.c | 22 +++++++++++-----------
1 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/kernel/drivers/watchdog/mtx-1_wdt.c b/kernel/drivers/watchdog/mtx-1_wdt.c
index 1fa7d2b..8aa1cb4 100644
--- a/kernel/drivers/watchdog/mtx-1_wdt.c
+++ b/kernel/drivers/watchdog/mtx-1_wdt.c
@@ -39,7 +39,7 @@
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/uaccess.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <asm/mach-au1x00/au1000.h>
@@ -55,7 +55,7 @@
int queue;
int default_ticks;
unsigned long inuse;
- unsigned gpio;
+ struct gpio_desc *gpiod;
unsigned int gstate;
} mtx1_wdt_device;
@@ -67,7 +67,7 @@
/* toggle wdt gpio */
mtx1_wdt_device.gstate = !mtx1_wdt_device.gstate;
- gpio_set_value(mtx1_wdt_device.gpio, mtx1_wdt_device.gstate);
+ gpiod_set_value(mtx1_wdt_device.gpiod, mtx1_wdt_device.gstate);
if (mtx1_wdt_device.queue && ticks)
mod_timer(&mtx1_wdt_device.timer, jiffies + MTX1_WDT_INTERVAL);
@@ -90,7 +90,7 @@
if (!mtx1_wdt_device.queue) {
mtx1_wdt_device.queue = 1;
mtx1_wdt_device.gstate = 1;
- gpio_set_value(mtx1_wdt_device.gpio, 1);
+ gpiod_set_value(mtx1_wdt_device.gpiod, 1);
mod_timer(&mtx1_wdt_device.timer, jiffies + MTX1_WDT_INTERVAL);
}
mtx1_wdt_device.running++;
@@ -105,7 +105,7 @@
if (mtx1_wdt_device.queue) {
mtx1_wdt_device.queue = 0;
mtx1_wdt_device.gstate = 0;
- gpio_set_value(mtx1_wdt_device.gpio, 0);
+ gpiod_set_value(mtx1_wdt_device.gpiod, 0);
}
ticks = mtx1_wdt_device.default_ticks;
spin_unlock_irqrestore(&mtx1_wdt_device.lock, flags);
@@ -118,7 +118,7 @@
{
if (test_and_set_bit(0, &mtx1_wdt_device.inuse))
return -EBUSY;
- return nonseekable_open(inode, file);
+ return stream_open(inode, file);
}
@@ -181,6 +181,7 @@
.owner = THIS_MODULE,
.llseek = no_llseek,
.unlocked_ioctl = mtx1_wdt_ioctl,
+ .compat_ioctl = compat_ptr_ioctl,
.open = mtx1_wdt_open,
.write = mtx1_wdt_write,
.release = mtx1_wdt_release,
@@ -198,12 +199,11 @@
{
int ret;
- mtx1_wdt_device.gpio = pdev->resource[0].start;
- ret = devm_gpio_request_one(&pdev->dev, mtx1_wdt_device.gpio,
- GPIOF_OUT_INIT_HIGH, "mtx1-wdt");
- if (ret < 0) {
+ mtx1_wdt_device.gpiod = devm_gpiod_get(&pdev->dev,
+ NULL, GPIOD_OUT_HIGH);
+ if (IS_ERR(mtx1_wdt_device.gpiod)) {
dev_err(&pdev->dev, "failed to request gpio");
- return ret;
+ return PTR_ERR(mtx1_wdt_device.gpiod);
}
spin_lock_init(&mtx1_wdt_device.lock);
--
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