On Wed, Jan 18, 2012 at 9:53 PM, Daniel Vetter <daniel at ffwll.ch> wrote: > On Wed, Jan 18, 2012 at 09:44:51PM +0100, Alfonso Fiore wrote: >> On Wed, Jan 18, 2012 at 9:12 PM, Daniel Vetter <daniel at ffwll.ch> wrote: >> > On Wed, Jan 18, 2012 at 05:08:55PM +0100, Alfonso Fiore wrote: >> >> On Tue, Jan 17, 2012 at 10:34 PM, Daniel Vetter <daniel at ffwll.ch> wrote: >> >> > >> >> > On Tue, Jan 17, 2012 at 09:59:18PM +0100, Alfonso Fiore wrote: >> >> > > Hi, >> >> > > >> >> > > here is mine. Let me know if you need any other log. >> >> > >> >> > Ok, your TV only reports 1080i as a mode (at least that's the only thing >> >> > your kernel can decode). The i915 driver then rejects it because it's >> >> > interlaced (we unfortunately do not yet support interlaced everywhere we >> >> > could). Which leaves you with no modes, so as a fallback the kernel just >> >> > adds a bunch of default VGA modes which your TV can't cope with properly. >> >> >> >> Hi Daniel, >> >> >> >> would you agree that these are two separate bugs? >> >> I'd like the Intel driver to both: >> >> - allow me to use 1920x1080i >> >> - allow me to use 1024x768p without reverting to nomodeset >> > >> > Yep, that's correct. For the first issue Peter Ross is working on some >> > patches, for the later I suspect the missing CEA support. Please try this >> > out by grabbing the kernel tree I've told you and running it. Peter's >> > patches are on this mailing list, if it's easier for you I could create a >> > quick git branch somewhere. >> > >> >> If I want to see a video where a progressive resolution brings better >> >> results than an interlaced resolution (despite the less pixels) I'd >> >> like to be able to. >> >> >> >> Right now, with nomodeset I can only play video using VLC which has >> >> its own hardware acceleration. With the embedded xbmc player I can't >> >> watch any video. >> >> >> >> Will a proper way to see 1024x768 be added? kernel 3.0.0-12.20 (Ubuntu >> >> 11.10) was working fine with the i3 550. >> > >> > Hm, that smells like a regression. Was this also with nomodeset? >> >> Hi Daniel, >> >> I'm 100% sure that it was without nomodeset since I didn't reinstalled >> Ubuntu when I changed MB. Everything was exactly the same >> (except for MB and CPU) and I turned it on and had this problem. >> More than that, Ubuntu 11.10 installation was fine with i3 550 but it >> shows the bug with i3 2130. >> >> So, if it's the same code, then I think it is a case of regression. > > In that case actually, no. With nomodeset your using the vesa driver which > uses bios calls to change the resolution. You've changed the bios with the > mb. One of the reasons kms was created is to avoid such issues ;-) my bad. sorry, alfonso > -Daniel > -- > Daniel Vetter > Mail: daniel at ffwll.ch > Mobile: +41 (0)79 365 57 48
