Re: Realtek ALC888 - HDMI sound

["phil lemelin" <phil.lemelin@xxxxxxxxx>]

Well, basically, I want the sound to come out of my TV using only the HDMI cable. Right now, I have only the display working but would  like to have the sound too.

On Wed, May 14, 2008 at 10:24 AM, James <bjlockie@xxxxxxxxx> wrote:

> Good morning Alsa users,
>
> I've been trying to make my HDMI sound work on my box that has a ALC888
> chipset. My linux flavor is :

I  have the same chip with an ASRock NF5-esata2
http://www.asrock.com/mb/overview.asp?Model=ALiveNF5-eSATA2%2b
I hooked up the 2pin digital output on the motherboard to my receiver.
I only use use ALSA for system sounds.

I  don't understand what you're trying to do.

>
> [root@localhost usr]# cat /etc/release
> Mandriva Linux release 2008.0 (Official) for i586
> [root@localhost usr]# uname -r
> 2.6.22.9-desktop586-1mdv
>
> Has a first step, i tried with the Alsa 1.0.16 release. I compile and
> installed it without any error. The following outputs represent what I
> gathered after installing the 1.0.16 release.
>
> [root@localhost alsa-driver-1.0.16]# cat /proc/asound/card0/codec#* | grep
> Cod
> Codec: Generic 17e8 ID 47
> Codec: Realtek ALC888
>
> [root@localhost alsa-driver-1.0.16]# cat /proc/asound/pcm
> 00-02: ALC883 Analog : ALC883 Analog : capture 1
> 00-01: ALC883 Digital : ALC883 Digital : playback 1 : capture 1
> 00-00: ALC883 Analog : ALC883 Analog : playback 1 : capture 1
>
> [root@localhost alsa-driver-1.0.16]# aplay -L
> default:CARD=Intel
>     HDA Intel, ALC883 Analog
>     Default Audio Device
> front:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     Front speakers
> surround40:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     4.0 Surround output to Front and Rear speakers
> surround41:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     4.1 Surround output to Front, Rear and Subwoofer speakers
> surround50:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     5.0 Surround output to Front, Center and Rear speakers
> surround51:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     5.1 Surround output to Front, Center, Rear and Subwoofer speakers
> surround71:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
> iec958:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Digital
>     IEC958 (S/PDIF) Digital Audio Output
> null
>     Discard all samples (playback) or generate zero samples (capture)
>
> #################### END of 1.0.16 Alsa release
> ###############################
>
> This is the output after installing the drivers from realtek and adding
> the
> recommended information in my modprobe.conf file:
>
> [root@localhost usr]# cat /etc/modprobe.conf
> alias eth0 r8169
> install scsi_hostadapter /sbin/modprobe ata_piix; /sbin/modprobe ahci;
> /bin/true
> install usb-interface /sbin/modprobe uhci_hcd; /sbin/modprobe ehci_hcd;
> /bin/true
> alias eth1 r8169
> alias ieee1394-controller ohci1394
>
> # Sound Card
> alias snd-0 snd-hda-intel
> # ALSA portion
> alias char-major-116 snd
> # OSS/Free portion
> alias char-major-14 soundcore
> alias sound-slot-0 snd-0
> # card #1
> alias sound-service-0-0 snd-mixer-oss
> alias sound-service-0-1 snd-seq-oss
> alias sound-service-0-3 snd-pcm-oss
> alias sound-service-0-8 snd-seq-oss
> alias sound-service-0-12 snd-pcm-oss
>
> [root@localhost usr]# cat /proc/asound/card0/codec#* | grep Codec
> Codec: Chrontel Chrontel HDMI
> Codec: Realtek ALC888
>
> [root@localhost asound]# cat pcm
> 00-02: ALC883 Analog : ALC883 Analog : capture 1
> 00-01: ALC883 Digital : ALC883 Digital : playback 1 : capture 1
> 00-00: ALC883 Analog : ALC883 Analog : playback 1 : capture 1
> 00-03: ATI HDMI : ATI HDMI : playback 1
>
> [root@localhost usr]# aplay -L
> default:CARD=Intel
>     HDA Intel, ALC883 Analog
>     Default Audio Device
> front:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     Front speakers
> surround40:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     4.0 Surround output to Front and Rear speakers
> surround41:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     4.1 Surround output to Front, Rear and Subwoofer speakers
> surround50:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     5.0 Surround output to Front, Center and Rear speakers
> surround51:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     5.1 Surround output to Front, Center, Rear and Subwoofer speakers
> surround71:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Analog
>     7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
> iec958:CARD=Intel,DEV=0
>     HDA Intel, ALC883 Digital
>     IEC958 (S/PDIF) Digital Audio Output
> null
>     Discard all samples (playback) or generate zero samples (capture)
>
> Has you can see, with the realtek drivers I have have the HDMI mentionned
> in
> a few place. Now, how could I get sound on the HDMI output is my next
> step.
>
> Does anyone have a suggestion to drive my investigation farther ?
>
> --
> Philippe-Alexandre Lemelin

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-- 
Philippe-Alexandre Lemelin
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