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CONFIG_VGA_SWITCHEROO: Laptop Hybrid Grapics - GPU switching support

General informations

The Linux kernel configuration item CONFIG_VGA_SWITCHEROO has multiple definitions:

Laptop Hybrid Graphics - GPU switching support found in drivers/gpu/vga/Kconfig

The configuration item CONFIG_VGA_SWITCHEROO:

Help text

Many laptops released in 2008/9/10 have two GPUs with a multiplexer to switch between them. This adds support for dynamic switching when X isn't running and delayed switching until the next logoff. This feature is called hybrid graphics, ATI PowerXpress, and Nvidia HybridPower.

Laptop Hybrid Grapics - GPU switching support found in drivers/gpu/vga/Kconfig

The configuration item CONFIG_VGA_SWITCHEROO:

Help text

Many laptops released in 2008/9/10 have two gpus with a multiplxer to switch between them. This adds support for dynamic switching when X isn't running and delayed switching until the next logoff. This features is called hybrid graphics, ATI PowerXpress, and Nvidia HybridPower.

Hardware

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