Am Dienstag 23 Februar 2010 17:55:50 schrieb Steven J Newbury:
> On Tue, 2010-02-23 at 08:54 +0100, Hendrik Sattler wrote:
> > Zitat von Rafał Miłecki <[email protected]>:
> > > 2010/2/22 Hendrik Sattler <[email protected]>:
> > >> 2.
> > >> xrandr only offers 1080p only if the TV is connected before booting,
> > >> else only 1366x768 is available. So 1080p is technically possible.
> > >
> > > Please boot without TV, then execute and provide output of xrandr
> > > --verbose
> >
> > Ok, I will provide this tonight.
HDMI-0 connected (normal left inverted right x axis y axis)
Identifier: 0x42
Timestamp: 29662
Subpixel: horizontal rgb
Clones:
CRTCs: 0 1
Transform: 1.000000 0.000000 0.000000
0.000000 1.000000 0.000000
0.000000 0.000000 1.000000
filter:
EDID:
00ffffffffffff00410c000001010101
08130103808048780ae692a3544a9926
0f4a4c2108008bc08180a94001010101
010101010101023a801871382d40582c
450000d05200001e023a80d072382d40
102c458000d05200001e000000fc0050
68696c697073204654560a20000000fd
00303e0f460f000a20202020202001c7
020331f1521f10202122140513041203
1102160715060126091f071507508301
00006a030c005000382d806565e30503
01011d803e73382d407e2c458000d052
00001e011d80d0721c1620102c258000
d05200009e011d00bc52d01e20b82855
4000d05200001e011d8018711c162058
2c250000d05200009e00000000000074
scaler: off
coherent_mode: 1 (0x00000001) range: (0,1)
1280x1024 (0x130) 108.0MHz +HSync +VSync
h: width 1280 start 1328 end 1440 total 1688 skew 0 clock
64.0KHz
v: height 1024 start 1025 end 1028 total 1066 clock 60.0Hz
1366x768 (0x131) 84.8MHz -HSync +VSync
h: width 1366 start 1432 end 1568 total 1776 skew 0 clock
47.7KHz
v: height 768 start 770 end 780 total 798 clock 59.8Hz
1024x768 (0x132) 65.0MHz -HSync -VSync
h: width 1024 start 1048 end 1184 total 1344 skew 0 clock
48.4KHz
v: height 768 start 771 end 777 total 806 clock 60.0Hz
800x600 (0x133) 40.0MHz +HSync +VSync
h: width 800 start 840 end 968 total 1056 skew 0 clock
37.9KHz
v: height 600 start 601 end 605 total 628 clock 60.3Hz
640x480 (0x134) 25.2MHz -HSync -VSync
h: width 640 start 656 end 752 total 800 skew 0 clock
31.5KHz
v: height 480 start 490 end 492 total 525 clock 59.9Hz
> > >> 3.
> > >> My TV accepts additional audio-in. This works when I use
> > >> radeon.audio=0 but only if the cable is not connected before booting.
> > >> In combination with 1 and 2, I get either 1080p or sound. What can I
> > >> do about this?
> > >
> > > Did you really mean setting radeon.audio=0 to *get* audio working? In
> > > theory audio=0 should *disable* audio.
> >
> > Yes. I have an extra stereo cable from my audio-out to the TV. But the
> > TV only uses the extra analog audio input when the audio is not
> > provided by the HDMI connection (at least it seems so). Note that the
> > video output connector is actually DVI-D, so I am not sure that the
> > hardware is wired to do audio over the DVI->HDMI solution.
> > I guess that the sound chip must be wired to the radeon chip to
> > actually get the audio into the TMDS stream (how else could it get the
> > audio data, I don't see an extra alsa device for the HDMI connection).
> > I just assume that this is not the case in my laptop.
>
> DVI-D is a digital VIDEO connector, it doesn't carry audio. The audio
> codec hardware on Radeon outputs through the HDMI connector only, if
> your laptop doesn't have one but your Radeon is happy to provide you an
> output sink, that's your problem, and the correct solution is indeed to
> disable the Radeon audio with "radeon.audio=0".
Does the physical connector really matter? The TMDS signals are the same on
both.
HS
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