thank you, artur-pt
before:
Intel® Core i3-2330M CPU @2.20GHz (work 100%)
AMD Radeon HD 6470M (don't work)
Intel HD Graphics 3000 (work 1366x768)
Broadcom 4313 Wi-Fi (don't work)
Lan: Realtek PCIeFEFamily Controller (work)
IDT High Definiton Audio (work)
after I used your dsdt, when i boot my laptop with flag -v
please help me fix graphics ati.
sorry, my English is so bad!