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Merge c and rust modules

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This commit is contained in:
Florian RICHER 2025-03-01 18:01:07 +01:00
parent 8e0721c2fb
commit 311e9be037
Signed by: florian.richer
GPG key ID: C73D37CBED7BFC77
21 changed files with 4 additions and 11 deletions
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7
06_virtual_led_basic/Makefile Normal file
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obj-m += test_module.o
all:
make -C $(LINUX_MODULES_FOLDER)/build M=$(PWD) modules
clean:
make -C $(LINUX_MODULES_FOLDER)/build M=$(PWD) clean

58
06_virtual_led_basic/test_module.c Normal file
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#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/leds.h>
#include <linux/module.h>
static void virtual_led_brightness_set(struct led_classdev *led_cdev,
enum led_brightness brightness)
{
pr_info("Luminosité défini sur la LED %s à %d\n", led_cdev->name,
brightness);
}
static enum led_brightness
virtual_led_brightness_get(struct led_classdev *led_cdev)
{
pr_info("Luminosité lu sur la LED %s, valeur actuelle: %d\n",
led_cdev->name, led_cdev->brightness);
return led_cdev->brightness;
}
static struct led_classdev virtual_led = {
.name = "flo-led:white:led-0",
.color = LED_COLOR_ID_WHITE,
.brightness = 0,
.max_brightness = 255,
.brightness_set = virtual_led_brightness_set,
.brightness_set = virtual_led_brightness_get
};
static int __init virtual_led_init(void)
{
int ret;
pr_info("Chargement du module pour la LED virtuelle\n");
ret = led_classdev_register(NULL, &virtual_led);
if (ret < 0) {
pr_err("Impossible d'ajouter la LED virtuelle\n");
return ret;
}
pr_info("La LED virtuelle est ajouté\n");
return 0;
}
static void __exit virtual_led_exit(void)
{
pr_info("Déchargement du module pour la LED virtuelle\n");
led_classdev_unregister(&virtual_led);
pr_info("La LED virtuelle est bien retiré\n");
}
module_init(virtual_led_init);
module_exit(virtual_led_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Florian RICHER <florian.richer@protonmail.com>");
MODULE_DESCRIPTION("Un module noyau qui ajoute une LED virtuelle");
MODULE_VERSION("1.0");