Matrox TV-out kernel patches

Patches are for kernel 2.6.9. (The same approach tested on 2.4.25 also) Tested with Matrox G550 card.

Patch # 1. PAL correct set up. For VIDIX tv out. Without it frames move up the screen.

Patch # 2. SCART-RGB TV out.

Patch # 3. BRIGHT picture on TV. I could not get normal brightness before.