Re: [Intel-gfx] [PATCH 0/2] Automatic 6bpc dither for DisplayPort

2011-10-25 Thread Adam Jackson
On Mon, 2011-10-10 at 16:33 -0400, Adam Jackson wrote: This fixes a rather irritating limitation of active dp-foo converters. Many such (including all DP-VGA chips I can find on the market) come equipped with only 2 DP lanes, which clips your dotclock to 144MHz at 8bpc. Of the standard DMT

Re: [Intel-gfx] [PATCH 0/2] Automatic 6bpc dither for DisplayPort

2011-10-25 Thread Keith Packard
On Tue, 25 Oct 2011 12:25:45 -0400, Adam Jackson a...@redhat.com wrote: I can respin patch 2 if there's still interest, but it might be difficult to find a monitor to test against. Patch 1 is still valid though. I've applied patch 1. I don't have a monitor to test patch 2 against, so if

[Intel-gfx] [PATCH 0/2] Automatic 6bpc dither for DisplayPort

2011-10-10 Thread Adam Jackson
This fixes a rather irritating limitation of active dp-foo converters. Many such (including all DP-VGA chips I can find on the market) come equipped with only 2 DP lanes, which clips your dotclock to 144MHz at 8bpc. Of the standard DMT modes, that means you lose 1600x1200@60 and above. Since