Created attachment 40630 [details]
KMS Driver Stack details :
5) ddx: xf86-video-ati-6.13.99
System Environment :
O.S. - Ubuntu-10.04(32 bit)
Asic - M96m Mobility Radeon HD 4650
CPU - Intel(R) Core(TM)@1.86GHzAMD
Steps to Reproduce:
1) Disable onboard audio before the testing.
2) Connect hdmi display (example:Samsung HDTV Model:LA40M81B) with hdmi to hdmi connector
4) Run: aplay -l
(The similar output should appear:Card ID#: HDMI [HDA ATI HDMI], Device ID#: ATI HDMI [ATI HDMI])
5) alsamixer -c <Card ID#>
a) Choose IEC958 by clicking "->" key
b) Click "m" key to toggle on to unmute if IEC958 shows "MM"
6) play any avi file
./mplayer -vo xv -ao alsa:device=plughw=0.3 *.avi
Observation : No hdmi Audio detected. The log of mplayer is attached in ============= mplayer.log
Created attachment 40631 [details]
Created attachment 40632 [details]
This is a very old report and this issue is likely to be fixed in the recent kernels. Could you try one, please?
In case of problems please provide more info, starting with kernel log and hardware model for sure.
samit vats, Ubuntu 10.04 Desktop reached EOL on May 9, 2013. For more on this, please see https://wiki.ubuntu.com/Releases.
If this is reproducible with a supported release, it will help immensely if you filed a new report with Ubuntu by ensuring you have the package xdiagnose installed, and that you click the Yes button for attaching additional debugging information running the following from a terminal:
Also, please feel free to subscribe me to it.
For more on why this is helpful, please see https://wiki.ubuntu.com/ReportingBugs.