Hands On Projects For The Linux Graphics Subsystem Guide

printk(KERN_INFO "Simple graphics driver initialized\n"); return platform_driver_register(&simple_driver);

Finally, we will test our graphics driver by loading it into the kernel and rendering a graphics primitive using a user-space graphics application. Hands On Projects For The Linux Graphics Subsystem

Finally, we will use DRM to render graphics on our device. printk(KERN_INFO "Simple graphics driver initialized\n")

static struct platform_driver simple_driver = .probe = simple_driver_probe, .remove = simple_driver_exit, .driver = .name = "simple-graphics-driver", .owner = THIS_MODULE, , ; .remove = simple_driver_exit

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Next, we will identify performance bottlenecks in the graphics subsystem, such as CPU or GPU utilization.