kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/drivers/misc/nkio/nk_io_core.c
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@@ -13,6 +13,7 @@
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 #include <linux/string.h>
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 #include <linux/uaccess.h>
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 #include <linux/device.h>
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+#include <linux/proc_fs.h>
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 #define GPIO_FUNCTION_OUTPUT 0
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 #define GPIO_FUNCTION_INPUT 1
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@@ -20,7 +21,7 @@
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 #define HIGH "1"
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 #define LOW "0"
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-static int flash_flag = 0;
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+//static int flash_flag = 0;
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 struct ndj_gpio {
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    int gpio_num;        //gpio num
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@@ -94,7 +95,7 @@
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 }; 
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 #endif
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-static int event_flag = 0;
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+//static int event_flag = 0;
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 static int open_now = 0;
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 static char* file_name = NULL;
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@@ -152,26 +153,21 @@
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 }
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-static const struct file_operations gpio_ops = {
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-   .owner          = THIS_MODULE,
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-    .open           = gpio_open,
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-    .write          = gpio_write,
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-    .read           = gpio_read,
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+static const struct proc_ops gpio_ops = {
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+    .proc_open           = gpio_open,
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+    .proc_write          = gpio_write,
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+    .proc_read           = gpio_read,
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 };
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 static int ndj_gpio_probe(struct platform_device *pdev) {
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    struct device_node *np = pdev->dev.of_node;
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    struct device_node *child_np;
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-   struct device *dev = &pdev->dev;
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    static struct proc_dir_entry *root_entry_gpio;
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    enum of_gpio_flags  gpio_flags;
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    int ret = 0;
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    int gpio_cnt = 0;    
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    char gpio_name_num[20];
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    int gpio_in_cnt = 0;
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-   int cnt =0;
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-   int i=0;
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-   enum of_gpio_flags flags;
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    gpio_data = devm_kzalloc(&pdev->dev, sizeof(struct ndj_gpio_data),GFP_KERNEL);
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    if (!gpio_data) {
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@@ -286,15 +282,15 @@
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 static int ndj_gpio_suspend(struct platform_device *pdev, pm_message_t state)
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 {
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-   int ret;
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-   struct nk_io_pdata *pdata;
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+//   int ret;
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+//   struct nk_io_pdata *pdata;
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    printk("nk_suspend  !!!!\n");
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    return 0;
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 }
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 static int ndj_gpio_resume(struct platform_device *pdev)
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 {
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-    int ret,reset_pin;
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+//    int ret,reset_pin;
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     printk("nk_io resume !!!!\n");
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     return 0;
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 }
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@@ -325,4 +321,4 @@
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 module_platform_driver(ndj_gpio_driver);
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 MODULE_LICENSE("GPL");
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-MODULE_LICENSE("GPL");
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+MODULE_LICENSE("GPL");