linux-kernel - Re: [alsa-devel] snd-intel-hda: screaming IRQ with 3.5.3 kernel (HDMI)

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Message-ID: <s5hligitcd0.wl%tiwai@suse.de>
Date:	Mon, 10 Sep 2012 12:12:59 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Chris Rankin <rankincj@...oo.com>
Cc:	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [alsa-devel] snd-intel-hda: screaming IRQ with 3.5.3 kernel (HDMI)

At Sat, 08 Sep 2012 14:59:09 +0100,
Chris Rankin wrote:
> 
> Hi,
> 
> I have recently added a Radeon HD4670 to one of my older PCs, and have noticed 
> that it has IRQ trouble when I try to enable the HDMI audio:
> 
> irq 17: nobody cared (try booting with the "irqpoll" option)
> Pid: 0, comm: swapper/0 Not tainted 3.5.3 #2
> Call Trace:
>   [<c1063806>] ? __report_bad_irq+0x11/0x94
>   [<c1063a2d>] ? note_interrupt+0x120/0x19b
>   [<c1062325>] ? handle_irq_event_percpu+0xe8/0xfb
>   [<c1062361>] ? handle_irq_event+0x29/0x40
>   [<c10640fc>] ? handle_level_irq+0x93/0x93
>   [<c1064163>] ? handle_fasteoi_irq+0x67/0x90
>   <IRQ>  [<c1003625>] ? do_IRQ+0x2e/0x83
>   [<c1229829>] ? common_interrupt+0x29/0x30
>   [<c106007b>] ? audit_update_watch+0x59/0x285
>   [<c1007479>] ? default_idle+0x23/0x3b
>   [<c1007b38>] ? cpu_idle+0x4b/0x7e
>   [<c1314877>] ? start_kernel+0x2a4/0x2a7
> handlers:
> [<f8c97b75>] azx_interrupt [snd_hda_intel]
> Disabling IRQ #17
> 
> This is frequently followed by KMS trouble too:
> 
> irq 16: nobody cared (try booting with the "irqpoll" option)
> Pid: 0, comm: swapper/0 Not tainted 3.5.3 #2
> Call Trace:
>   [<c1063806>] ? __report_bad_irq+0x11/0x94
>   [<c1063a2d>] ? note_interrupt+0x120/0x19b
>   [<c1062325>] ? handle_irq_event_percpu+0xe8/0xfb
>   [<c1062361>] ? handle_irq_event+0x29/0x40
>   [<c10640fc>] ? handle_level_irq+0x93/0x93
>   [<c1064163>] ? handle_fasteoi_irq+0x67/0x90
>   <IRQ>  [<c1003625>] ? do_IRQ+0x2e/0x83
>   [<c1229829>] ? common_interrupt+0x29/0x30
>   [<c106007b>] ? audit_update_watch+0x59/0x285
>   [<c1007479>] ? default_idle+0x23/0x3b
>   [<c1007b38>] ? cpu_idle+0x4b/0x7e
>   [<c1314877>] ? start_kernel+0x2a4/0x2a7
> handlers:
> [<f818bfb3>] radeon_driver_irq_handler_kms [radeon]
> [<f81fe55f>] usb_hcd_irq [usbcore]
> Disabling IRQ #16
> 
> The PCI entries are:
> 
> 01:00.1 Audio device: ATI Technologies Inc RV710/730
>          Subsystem: ATI Technologies Inc RV710/730
>          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
> Stepping- SERR- FastB2B- DisINTx-
>          Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
> <TAbort- <MAbort- >SERR- <PERR- INTx-
>          Latency: 64 (2000ns min), Cache Line Size: 64 bytes
>          Interrupt: pin B routed to IRQ 17
>          Region 0: Memory at ff8ec000 (32-bit, non-prefetchable) [size=16K]
>          Capabilities: [50] Power Management version 3
>                  Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA 
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
>                  Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>          Kernel driver in use: snd_hda_intel
> 
> and:
> 
> 01:00.0 VGA compatible controller: ATI Technologies Inc RV730 Pro AGP [Radeon HD 
> 4600 Series] (prog-if 00 [VGA controller])
>          Subsystem: ATI Technologies Inc Device 0028
>          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
> Stepping- SERR+ FastB2B- DisINTx-
>          Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
> <TAbort- <MAbort- >SERR- <PERR- INTx+
>          Latency: 64 (2000ns min), Cache Line Size: 64 bytes
>          Interrupt: pin A routed to IRQ 16
>          Region 0: Memory at e0000000 (32-bit, prefetchable) [size=256M]
>          Region 1: I/O ports at ec00 [size=256]
>          Region 2: Memory at ff8f0000 (32-bit, non-prefetchable) [size=64K]
>          Expansion ROM at ff800000 [disabled] [size=128K]
>          Capabilities: [50] Power Management version 3
>                  Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA 
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
>                  Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>          Capabilities: [58] AGP version 3.0
>                  Status: RQ=256 Iso- ArqSz=0 Cal=0 SBA+ ITACoh- GART64- HTrans- 
> 64bit- FW+ AGP3+ Rate=x4,x8
>                  Command: RQ=32 ArqSz=2 Cal=0 SBA+ AGP+ GART64- 64bit- FW- Rate=x8
>          Kernel driver in use: radeon
> 
> Does anyone have any suggestions, please?

Did you try any workaround boot options such as irqpoll, pci=nocrs or
whatever?


Takashi
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