Yes. I tried with the newest code on G45, it works well.
Libdrm: (master)de1ed01214874dcdd6116ff2587c8710d6ed4d2d
Mesa: (master)5e6b593d35156a0068dc0eb3e55dec086f1cadd3
Xserver: (master)3525d140567e0ad5f0184e4b37893c47239e1628
Xf86_video_intel: (master)1e4784bf26e3c154f5673f7b5add3ef7af3b1474
Yes. I tried with the newest code on G45, it works well. de1ed01214874dc dd6116ff2587c87 10d6ed4d2d 5e6b593d35156a0 068dc0eb3e55dec 086f1cadd3 3525d140567e0ad 5f0184e4b37893c 47239e1628 1e4784bf26e3c15 4f5673f7b5add3e f7af3b1474
Libdrm: (master)
Mesa: (master)
Xserver: (master)
Xf86_video_intel: (master)