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Fix compatibility with Linux kernel 7 #35

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Fix compatibility with Linux kernel 7 #35

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22 changes: 21 additions & 1 deletion driver/gigabytekbd_driver.c
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,11 @@
#include <linux/device.h>
#include <linux/acpi.h>
#include "gigabytekbd_driver.h"
#include <linux/version.h>
#include <linux/i2c.h>
#if LINUX_VERSION_CODE < KERNEL_VERSION(7, 0, 0)
#include <linux/fb.h>
#endif

MODULE_AUTHOR("Hemanth Bollamreddi <blmhemu@gmail.com>");
MODULE_DESCRIPTION("HID Keyboard driver for Gigabyte Keyboards.");
Expand All @@ -37,7 +42,14 @@ struct device* gigabyte_kbd_touchpad_device;

static inline int gigabyte_kbd_is_backlight_off(void)
{
if (!gigabyte_kbd_backlight_device)
return 1;

#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 0, 0)
return backlight_is_blank(gigabyte_kbd_backlight_device);
#else
return gigabyte_kbd_backlight_device->props.power == FB_BLANK_POWERDOWN;
#endif
}

static void gigabyte_kbd_backlight_toggle(struct work_struct* s)
Expand Down Expand Up @@ -87,15 +99,23 @@ static int gigabyte_kbd_raw_event(struct hid_device *hdev, struct hid_report *re
return 0;

rd[0] = 0x03;rd[1] = 0x70;rd[2] = 0x00;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 0, 0)
hid_report_raw_event(hdev, HID_INPUT_REPORT, rd, 4, 4, 0);
#else
hid_report_raw_event(hdev, HID_INPUT_REPORT, rd, 4, 0);
#endif
rd[0] = 0x03;rd[1] = 0x00;rd[2] = 0x00;
return 1;
case HIDRAW_FN_F4:
if (gigabyte_kbd_is_backlight_off())
return 0;

rd[0] = 0x03;rd[1] = 0x6f;rd[2] = 0x00;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(7, 0, 0)
hid_report_raw_event(hdev, HID_INPUT_REPORT, rd, 4, 4, 0);
#else
hid_report_raw_event(hdev, HID_INPUT_REPORT, rd, 4, 0);
#endif
rd[0] = 0x03;rd[1] = 0x00;rd[2] = 0x00;
return 1;
case HIDRAW_FN_F6:
Expand Down Expand Up @@ -158,7 +178,7 @@ static int gigabyte_kbd_probe(struct hid_device *hdev, const struct hid_device_i

gigabyte_kbd_backlight_device = backlight_device_get_by_name(GIGABYTE_KBD_BACKLIGHT_DEVICE_NAME);
gigabyte_kbd_touchpad_device = bus_find_device(&i2c_bus_type, NULL, NULL, gigabyte_kbd_match_touchpad_device);

if (gigabyte_kbd_touchpad_device)
{
gigabyte_kbd_touchpad_driver = gigabyte_kbd_touchpad_device->driver;
Expand Down