see Documentation/vgaarbiter.txt for more details. Select this to
enable VGA arbiter.
+config VGA_ARB_MAX_GPUS
+ int "Maximum number of GPUs"
+ default 16
+ depends on VGA_ARB
+ help
+ Reserves space in the kernel to maintain resource locking for
+ multiple GPUS. The overhead for each GPU is very small.
+
config VGA_SWITCHEROO
bool "Laptop Hybrid Grapics - GPU switching support"
depends on X86
X isn't running and delayed switching until the next logoff. This
features is called hybrid graphics, ATI PowerXpress, and Nvidia
HybridPower.
-