[LAU] rtirq failure

Ralf Mardorf ralf.mardorf at alice-dsl.net
Sat Aug 8 16:05:55 UTC 2015

On Sat, 8 Aug 2015 15:35:28 +0100, Rui Nuno Capela wrote:
>On 08/07/2015 11:11 PM, Ralf Mardorf wrote:
>> On Fri, 07 Aug 2015 22:58:36 +0200, Robin Gareus wrote:
>>> On 08/07/2015 11:47 AM, Ralf Mardorf wrote:
>>>> https://bugs.launchpad.net/ubuntu/+bug/1482347
>>> does
>>>   sudo /etc/init.d/rtirq restart
>>> on a running system fix this?  If so this is a startup-order issue
>>> (systemd related). rtirq is executed before the hdsp module
>>> (firmware) is loaded.
>> No, rtirq restart didn't fix it for RTIRQ_NAME_LIST="snd usb i8042".
>> With RTIRQ_NAME_LIST="snd_hdsp snd_ice1" the order is ok after
>> startup.
>and what stands for snd_hdsp anyway?
>is it an ALSA device on its own, which correctly appears under 
>/proc/asounds/cards as a PCI sound-card device? because the "snd" 
>particle in RTIRQ_NAME_LIST stands only for ALSA PCI devices, USB and
>FW ones don't apply there--the correct procedure is about having
>"snd_hdsp" literally on RTIRQ_NAME_LIST, something you've already come
>just in case, please `cat /proc/asound/cards` on reply.

Hi Rui,

the HDSP is a HDSPe, IOW a PCIe card, an ALSA device.

[rocketmouse at archlinux ~]$ cat /proc/asound/cards
 0 [HDSPMx579bcc   ]: HDSPM - RME AIO_579bcc
                      RME AIO S/N 0x579bcc at 0xfdff0000, irq 18
 1 [EWX2496        ]: ICE1712 - TerraTec EWX24/96
                      TerraTec EWX24/96 at 0xbf00, irq 20
 2 [EWX2496_1      ]: ICE1712 - TerraTec EWX24/96
                      TerraTec EWX24/96 at 0xbb00, irq 21


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