printk(KERN_INFO "Simple graphics driver probing\n"); return NULL;
printk(KERN_INFO "Simple graphics driver initialized\n"); return platform_driver_register(&simple_driver);
To start, we need to understand the basics of DRM, including its architecture and APIs.
Next, we will create a DRM device, which represents a graphics device, such as a graphics card.
drm_device_set_name(dev, "DRM Device");