[LAU] How to find USB sound card IRQ?

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To: <linux-audio-user@...>
Date: Tuesday, March 4, 2008 - 5:32 pm

Hi all

My laptop has 4 usb holes in it, and i have a USB sound card in one of
them.
Everything works fine, but i have some xruns

I'm tying to prio both jackd and the right IRQ process for my sound
card.

How can i find out which IRQ my USB sound card use?
(its not shown belowe...it's maya44 usb)

$ cat /proc/interrupts
CPU0 CPU1
0: 664 43 IO-APIC-edge timer
1: 829 830 IO-APIC-edge i8042
8: 3 4 IO-APIC-edge rtc
9: 20503 20220 IO-APIC-fasteoi acpi
12: 9059 8991 IO-APIC-edge i8042
14: 92878 94797 IO-APIC-edge libata
15: 0 0 IO-APIC-edge libata
17: 25 21 IO-APIC-fasteoi ehci_hcd:usb1,
uhci_hcd:usb7, sata_sil24
18: 304856 304697 IO-APIC-fasteoi uhci_hcd:usb6, ahci,
iwl3945
19: 12 13 IO-APIC-fasteoi uhci_hcd:usb2,
i915@pci:0000:00:02.0
20: 3849997 3850202 IO-APIC-fasteoi uhci_hcd:usb3
21: 199028 199069 IO-APIC-fasteoi ehci_hcd:usb4,
uhci_hcd:usb5
22: 3411 3391 IO-APIC-fasteoi HDA Intel
NMI: 0 0
LOC: 24165408 23635862
ERR: 0
MIS: 0

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Messages in current thread:
[LAU] How to find USB sound card IRQ?, Thomas Skellund, (Tue Mar 4, 5:32 pm)
Re: [LAU] How to find USB sound card IRQ?, Arda Eden, (Tue Mar 4, 6:10 pm)
Re: [LAU] How to find USB sound card IRQ?, Thomas Skellund, (Tue Mar 4, 6:16 pm)
Re: [LAU] How to find USB sound card IRQ?, Arda Eden, (Tue Mar 4, 6:20 pm)