Note: This is a public test instance of Red Hat Bugzilla. The data contained within is a snapshot of the live data so any changes you make will not be reflected in the production Bugzilla. Email is disabled so feel free to test any aspect of the site that you want. File any problems you find or give feedback at bugzilla.redhat.com.

Bug 81792

Summary: (SOUND AC97_CODEC)i810 mixer channels mixed up
Product: [Retired] Red Hat Linux Beta Reporter: David Woodhouse <dwmw2>
Component: kernelAssignee: Dave Jones <davej>
Status: CLOSED WONTFIX QA Contact: Brian Brock <bbrock>
Severity: medium Docs Contact:
Priority: medium    
Version: beta2CC: pfrields
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2004-11-19 05:05:35 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 79579, 100644    

Description David Woodhouse 2003-01-14 01:45:44 UTC
Description of problem:
Using i810_audio driver, the channel named 'pcm2' is actually the master volume. 

Version-Release number of selected component (if applicable):
kernel-2.4.20-2.2

i810: Intel ICH2 found at IO 0xef00 and 0xe800, MEM 0x0000 and 0x0000, IRQ 9
i810_audio: Audio Controller supports 6 channels.
i810_audio: Defaulting to base 2 channel mode.
i810_audio: Resetting connection 0
ac97_codec: AC97 Audio codec, id: ADS96 (Analog Devices AD1885)
i810_audio: AC'97 codec 0 Unable to map surround DAC's (or DAC's not present),
total channels = 2


DMI table at 0x000F0EA0.
Handle 0x0000
        DMI type 0, 20 bytes.
        BIOS Information Block
                Vendor: Intel Corp.
                Version: EA81510A.86A.0040.P09.0011141019
                Release: 11/14/2000
                BIOS base: 0xF0000
                ROM size: 448K
                Capabilities:
                        Flags: 0x000000007FF9DE80
Handle 0x0001
        DMI type 1, 25 bytes.
        System Information Block
                Vendor:
                Product:
                Version:
                Serial Number:
Handle 0x0002
        DMI type 2, 8 bytes.
        Board Information Block
                Vendor: Intel Corporation
                Product: D815EEA
                Version: AAA10380-406
                Serial Number: ABEA10904349

Comment 1 David Woodhouse 2003-01-16 21:32:38 UTC
00:00.0 Host bridge: Intel Corp. 82815 815 Chipset Host Bridge and Memory
Controller Hub (rev 02)
        Subsystem: Intel Corp.: Unknown device 4541
00:02.0 VGA compatible controller: Intel Corp. 82815 CGC [Chipset Graphics
Controller] (rev 02) (prog-if 00 [VGA])
        Subsystem: Intel Corp.: Unknown device 4541
00:1e.0 PCI bridge: Intel Corp. 82801BA/CA/DB PCI Bridge (rev 02) (prog-if 00
[Normal decode])
00:1f.0 ISA bridge: Intel Corp. 82801BA ISA Bridge (LPC) (rev 02)
00:1f.1 IDE interface: Intel Corp. 82801BA IDE U100 (rev 02) (prog-if 80 [Master])
        Subsystem: Intel Corp.: Unknown device 4541
00:1f.2 USB Controller: Intel Corp. 82801BA/BAM USB (Hub #1) (rev 02) (prog-if
00 [UHCI])
        Subsystem: Intel Corp.: Unknown device 4541
00:1f.3 SMBus: Intel Corp. 82801BA/BAM SMBus (rev 02)
        Subsystem: Intel Corp.: Unknown device 4541
00:1f.4 USB Controller: Intel Corp. 82801BA/BAM USB (Hub #2) (rev 02) (prog-if
00 [UHCI])
        Subsystem: Intel Corp.: Unknown device 4541
00:1f.5 Multimedia audio controller: Intel Corp. 82801BA/BAM AC'97 Audio (rev 02)
        Subsystem: Intel Corp.: Unknown device 4541
01:08.0 Ethernet controller: Intel Corp. 82801BA/BAM/CA/CAM Ethernet Controller
(rev 01)
        Subsystem: Intel Corp. EtherExpress PRO/100 VE
01:0a.0 Multimedia video controller: Brooktree Corporation Bt878 Video Capture
(rev 11)
        Subsystem: Hauppauge computer works Inc. WinTV/GO
01:0a.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture (rev 11)
        Subsystem: Hauppauge computer works Inc. WinTV/GO


Comment 2 David Woodhouse 2003-09-26 15:38:45 UTC
Still in Severn2 2.4.22-1.2061

Comment 3 David Woodhouse 2003-09-26 15:40:17 UTC
If I recall correctly, this was fine in Red Hat Linux 8, it was the RHL9 kernel
which first broke.