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Add PCM "hdmi"

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Added the new PCM "hdmi" for HDA-Intel.
It's still experimental.
This commit is contained in:
Takashi Iwai 2008-03-07 17:15:10 +01:00
parent 363b7f8289
commit df87a4be3d
4 changed files with 130 additions and 1 deletions
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1
src/conf/alsa.conf
View file

@ -125,6 +125,7 @@ pcm.surround51 cards.pcm.surround51
pcm.surround71 cards.pcm.surround71
pcm.iec958 cards.pcm.iec958
pcm.spdif iec958
pcm.hdmi cards.pcm.hdmi
pcm.dmix cards.pcm.dmix
pcm.dsnoop cards.pcm.dsnoop
pcm.modem cards.pcm.modem

45
src/conf/cards/HDA-Intel.conf
View file

@ -137,6 +137,51 @@ HDA-Intel.pcm.iec958.0 {
hint.device 1
}
<confdir:pcm/hdmi.conf>
HDA-Intel.pcm.hdmi.0 {
@args [ CARD AES0 AES1 AES2 AES3 ]
@args.CARD {
type string
}
@args.AES0 {
type integer
}
@args.AES1 {
type integer
}
@args.AES2 {
type integer
}
@args.AES3 {
type integer
}
type hooks
slave.pcm {
type hw
card $CARD
device 3
}
hooks.0 {
type ctl_elems
hook_args [
{
name "IEC958 Playback Default"
lock true
preserve true
value [ $AES0 $AES1 $AES2 $AES3 ]
}
{
name "IEC958 Playback Switch"
lock true
preserve true
value true
}
]
}
hint.device 3
}
<confdir:pcm/modem.conf>
HDA-Intel.pcm.modem.0 {

2
src/conf/pcm/Makefile.am
View file

@ -1,7 +1,7 @@
cfg_files = default.conf front.conf rear.conf center_lfe.conf side.conf\
surround40.conf surround41.conf \
surround50.conf surround51.conf \
surround71.conf iec958.conf modem.conf \
surround71.conf iec958.conf hdmi.conf modem.conf \
dmix.conf dsnoop.conf \
dpl.conf

83
src/conf/pcm/hdmi.conf Normal file
View file

@ -0,0 +1,83 @@
#
# Hardware output from HDMI
#
pcm.!hdmi {
@args [ CARD DEV AES0 AES1 AES2 AES3 ]
@args.CARD {
type string
default {
@func getenv
vars [
ALSA_IEC958_CARD
ALSA_PCM_CARD
ALSA_CARD
]
default {
@func refer
name defaults.pcm.iec958.card
}
}
}
@args.DEV {
type integer
default {
@func igetenv
vars [
ALSA_IEC958_DEVICE
]
default {
@func refer
name defaults.pcm.iec958.device
}
}
}
@args.AES0 {
type integer
# consumer, not-copyright, emphasis-none, mode=0
default 0x04
}
@args.AES1 {
type integer
# original, PCM coder
default 0x82
}
@args.AES2 {
type integer
# source and channel
default 0x00
}
@args.AES3 {
type integer
# fs=48000Hz, clock accuracy=1000ppm
default 0x02
}
type empty
slave.pcm {
@func refer
name {
@func concat
strings [
"cards."
{
@func card_driver
card $CARD
}
".pcm.hdmi." $DEV ":"
"CARD=" $CARD ","
"AES0=" $AES0 ","
"AES1=" $AES1 ","
"AES2=" $AES2 ","
"AES3=" $AES3
]
}
}
hint {
show {
@func refer
name defaults.namehint.basic
}
description "HDMI Audio Output"
device $DEV
}
}