[Bug 218326] [snd_hda] OSS ioctl() reports low sample rate for HDMI with Nvidia GeForce
bugzilla-noreply at freebsd.org
bugzilla-noreply at freebsd.org
Mon Apr 3 11:46:50 UTC 2017
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=218326
Bug ID: 218326
Summary: [snd_hda] OSS ioctl() reports low sample rate for HDMI
with Nvidia GeForce
Product: Base System
Version: 11.0-RELEASE
Hardware: amd64
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: kern
Assignee: freebsd-bugs at FreeBSD.org
Reporter: m at mikaelsimonsson.com
Created attachment 181422
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=181422&action=edit
oss_info.cc
Hi,
I'm trying to get TrueHD/DTS-HD-MA pass-through working with Kodi. The problem
seems to be that the OSS ioctl() interface reports a low sample rate for the
HDMI port:
# ./oss_info
oss_card_info.shortname: pcm0
oss_card_info.longname: NVIDIA (0x0051) (HDMI/DP 8ch)
oss_audioinfo.min_rate: 32000
oss_audioinfo.max_rate: 192000
oss_card_info.shortname: pcm1
oss_card_info.longname: NVIDIA (0x0051) (HDMI/DP 8ch)
oss_audioinfo.min_rate: 48000
oss_audioinfo.max_rate: 48000
...
pcm1 is my HDMI port, I'm guessing pcm0 is the DVI-D port. I can select
TrueHD/DTS-HD-MA pass-through in Kodi for pcm0, but not for pcm1.
Why does OSS report the sample rate as (min-max) 48000-48000 for pcm1 and not
32000-192000?
This system has a "ASUS GT730-SL-2GD3-BRK" and I'm seeing the same result on a
system with a "ASUS GEFORCE GT 610 2GB DDR3 PCI-E".
This should be supported by both cards:
http://nvidia.custhelp.com/app/answers/detail/a_id/2796
# uname -a
FreeBSD htpc.localdomain 11.0-RELEASE-p8 FreeBSD 11.0-RELEASE-p8 #0: Wed Feb 22
06:12:04 UTC 2017
root at amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64
# cat /dev/sndstat
Installed devices:
pcm0: <NVIDIA (0x0051) (HDMI/DP 8ch)> (play)
pcm1: <NVIDIA (0x0051) (HDMI/DP 8ch)> (play) default
pcm2: <Realtek ALC887 (Rear Analog)> (play/rec)
pcm3: <Realtek ALC887 (Front Analog)> (play/rec)
pcm4: <Realtek ALC887 (Internal Digital)> (play)
pcm5: <Realtek ALC887 (Rear Digital)> (play)
No devices installed from userspace.
# sysctl dev.pcm
...
dev.pcm.1.bitperfect: 0
dev.pcm.1.buffersize: 65536
dev.pcm.1.play.vchanformat: s16le:2.0
dev.pcm.1.play.vchanrate: 48000
dev.pcm.1.play.vchanmode: passthrough
dev.pcm.1.play.vchans: 1
dev.pcm.1.play.32bit: 24
dev.pcm.1.%parent: hdaa0
dev.pcm.1.%pnpinfo:
dev.pcm.1.%location: nid=5
dev.pcm.1.%driver: pcm
dev.pcm.1.%desc: NVIDIA (0x0051) (HDMI/DP 8ch)
dev.pcm.0.bitperfect: 0
dev.pcm.0.buffersize: 65536
dev.pcm.0.play.vchanformat: s16le:2.0
dev.pcm.0.play.vchanrate: 48000
dev.pcm.0.play.vchanmode: passthrough
dev.pcm.0.play.vchans: 1
dev.pcm.0.play.32bit: 24
dev.pcm.0.%parent: hdaa0
dev.pcm.0.%pnpinfo:
dev.pcm.0.%location: nid=4
dev.pcm.0.%driver: pcm
dev.pcm.0.%desc: NVIDIA (0x0051) (HDMI/DP 8ch)
...
# sysctl dev.hdaa.0
dev.hdaa.0.reconfig: 0
dev.hdaa.0.gpo_config:
dev.hdaa.0.gpo_state:
dev.hdaa.0.gpio_config:
dev.hdaa.0.gpio_state:
dev.hdaa.0.gpi_state:
dev.hdaa.0.config: forcestereo,ivref50,ivref80,ivref100,ivref,vref
dev.hdaa.0.nid11: audio output [DISABLED]
Widget cap: 0x000062b1 DIGITAL UNSOL STRIPE(x4) 8CH
Stream cap: 0x00000005 AC3 PCM
PCM cap: 0x000e07f0 16 20 24 bits, 32 44 48 88 96 176 192 KHz
dev.hdaa.0.nid10: audio output [DISABLED]
Widget cap: 0x000062b1 DIGITAL UNSOL STRIPE(x4) 8CH
Stream cap: 0x00000005 AC3 PCM
PCM cap: 0x000e07f0 16 20 24 bits, 32 44 48 88 96 176 192 KHz
dev.hdaa.0.nid9: audio output
Widget cap: 0x000062b1 DIGITAL UNSOL STRIPE(x4) 8CH
Association: 1 (0x0001)
OSS: pcm (pcm)
Stream cap: 0x00000005 AC3 PCM
PCM cap: 0x000e07f0 16 20 24 bits, 32 44 48 88 96 176 192 KHz
dev.hdaa.0.nid8: audio output
Widget cap: 0x000062b1 DIGITAL UNSOL STRIPE(x4) 8CH
Association: 0 (0x0001)
OSS: pcm (pcm)
Stream cap: 0x00000005 AC3 PCM
PCM cap: 0x000e07f0 16 20 24 bits, 32 44 48 88 96 176 192 KHz
dev.hdaa.0.nid7_original: 0x585600f0 as=15 seq=0 device=Digital-out conn=None
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid7_config: 0x585600f0 as=15 seq=0 device=Digital-out conn=None
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid7: pin: Digital-out (None) [DISABLED]
Widget cap: 0x00407381 DIGITAL UNSOL 8CH
Pin cap: 0x09000094 PDC OUT HDMI DP HBR
Pin config: 0x585600f0 as=15 seq=0 device=Digital-out conn=None
ctype=Digital loc=0x18 color=Unknown misc=0
Pin control: 0x00000000
Connections: 4
+ <- nid=8 [audio output] (selected)
+ <- nid=9 [audio output]
+ <- nid=10 [audio output] [DISABLED]
+ <- nid=11 [audio output] [DISABLED]
dev.hdaa.0.nid6_original: 0x585600f0 as=15 seq=0 device=Digital-out conn=None
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid6_config: 0x585600f0 as=15 seq=0 device=Digital-out conn=None
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid6: pin: Digital-out (None) [DISABLED]
Widget cap: 0x00407381 DIGITAL UNSOL 8CH
Pin cap: 0x09000094 PDC OUT HDMI DP HBR
Pin config: 0x585600f0 as=15 seq=0 device=Digital-out conn=None
ctype=Digital loc=0x18 color=Unknown misc=0
Pin control: 0x00000000
Connections: 4
+ <- nid=8 [audio output] (selected)
+ <- nid=9 [audio output]
+ <- nid=10 [audio output] [DISABLED]
+ <- nid=11 [audio output] [DISABLED]
dev.hdaa.0.nid5_original: 0x185600f0 as=15 seq=0 device=Digital-out conn=Jack
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid5_config: 0x185600f0 as=15 seq=0 device=Digital-out conn=Jack
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid5: pin: Digital-out (Jack)
Widget cap: 0x00407381 DIGITAL UNSOL 8CH
Association: 1 (0x0001)
Pin cap: 0x09000094 PDC OUT HDMI DP HBR
Pin config: 0x185600f0 as=15 seq=0 device=Digital-out conn=Jack
ctype=Digital loc=0x18 color=Unknown misc=0
Pin control: 0x00000040 OUT
Connections: 4
+ [DISABLED] <- nid=8 [audio output]
+ <- nid=9 [audio output] (selected)
+ [DISABLED] <- nid=10 [audio output] [DISABLED]
+ [DISABLED] <- nid=11 [audio output] [DISABLED]
dev.hdaa.0.nid4_original: 0x185600f0 as=15 seq=0 device=Digital-out conn=Jack
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid4_config: 0x185600f0 as=15 seq=0 device=Digital-out conn=Jack
ctype=Digital loc=0x18 color=Unknown misc=0
dev.hdaa.0.nid4: pin: Digital-out (Jack)
Widget cap: 0x00407381 DIGITAL UNSOL 8CH
Association: 0 (0x0001)
Pin cap: 0x09000094 PDC OUT HDMI DP HBR
Pin config: 0x185600f0 as=15 seq=0 device=Digital-out conn=Jack
ctype=Digital loc=0x18 color=Unknown misc=0
Pin control: 0x00000040 OUT
Connections: 4
+ <- nid=8 [audio output] (selected)
+ [DISABLED] <- nid=9 [audio output]
+ [DISABLED] <- nid=10 [audio output] [DISABLED]
+ [DISABLED] <- nid=11 [audio output] [DISABLED]
dev.hdaa.0.%parent: hdacc0
dev.hdaa.0.%pnpinfo: type=0x01 subsystem=0x104384f5
dev.hdaa.0.%location: nid=1
dev.hdaa.0.%driver: hdaa
dev.hdaa.0.%desc: NVIDIA (0x0051) Audio Function Group
# pciconf -lv
...
hdac1 at pci0:0:27:0: class=0x040300 card=0x863f1043 chip=0x8ca08086 rev=0x00
hdr=0x00
vendor = 'Intel Corporation'
device = '9 Series Chipset Family HD Audio Controller'
class = multimedia
subclass = HDA
...
vgapci0 at pci0:1:0:0: class=0x030000 card=0x84f51043 chip=0x128710de rev=0xa1
hdr=0x00
vendor = 'NVIDIA Corporation'
device = 'GK208 [GeForce GT 730]'
class = display
subclass = VGA
hdac0 at pci0:1:0:1: class=0x040300 card=0x84f51043 chip=0x0e0f10de rev=0xa1
hdr=0x00
vendor = 'NVIDIA Corporation'
device = 'GK208 HDMI/DP Audio Controller'
class = multimedia
subclass = HDA
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