Messages in this thread | | | From | Jarod Wilson <> | Subject | Re: nobody cared about IRQ 19 (firewire, on a HP 2510p notebook) | Date | Sun, 30 Mar 2008 21:06:41 -0400 |
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On Sunday 30 March 2008 01:40:45 pm Stefan Richter wrote: > Martin Michlmayr wrote: > > * Stefan Richter <stefanr@s5r6.in-berlin.de> [2008-03-30 13:11]: > >> Martin, please check whether the same happens if you disable > >> firewire-ohci in the kernel config (or blacklist it in the modprobe > >> config) and use the ohci1394 driver instead. > > > > Yes, I get essentially the same message with the ohci1394 driver: > > > > [ 895.455783] irq 19: nobody cared (try booting with the "irqpoll" > > option) [ 895.455783] Pid: 0, comm: swapper Not tainted 2.6.25-rc7-amd64 > > #1 [ 895.455783] > > [ 895.455783] Call Trace: > > [ 895.455783] <IRQ> [<ffffffff88078155>] > > :ohci1394:ohci_irq_handler+0x4b/0x76e [ 895.455783] > > [<ffffffff8026c883>] __report_bad_irq+0x30/0x72 > > [ 895.455783] [<ffffffff8026cac2>] note_interrupt+0x1fd/0x23f > > [ 895.455783] [<ffffffff8026d34f>] handle_fasteoi_irq+0xa5/0xc8 > > [ 895.455783] [<ffffffff8020f53c>] do_IRQ+0x6d/0xd9 > > [ 895.455783] [<ffffffff8020c46d>] ret_from_intr+0x0/0x19 > > [ 895.455783] <EOI> [<ffffffff803a25a4>] menu_reflect+0x0/0x75 > > [ 895.455783] [<ffffffff8800642b>] > > :processor:acpi_idle_enter_simple+0x18d/0x1fe [ 895.455783] > > [<ffffffff803a1b2b>] cpuidle_idle_call+0x7a/0xb3 [ 895.455783] > > [<ffffffff803a1ab1>] cpuidle_idle_call+0x0/0xb3 > > [ 895.455783] [<ffffffff8020b06c>] cpu_idle+0xa9/0xd3 > > [ 895.455783] > > [ 895.455783] handlers: > > [ 895.455783] [<ffffffff8807810a>] (ohci_irq_handler+0x0/0x76e > > [ohci1394]) [ 895.455783] Disabling IRQ #19 > > > > dmesg is attached. > > Thanks. > > I tend to believe it is a problem to be addressed in the x86 platform > support, not a driver problem. > > I Cc'd some random x86 folk... To rehash the issue: > > - Controller: Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev 04) > Board: PM965/GM965/GL960 based > The R5C832 is known to work with ohci1394 according to > http://hardware4linux.info/component/14348/ and other reports.
Its also known to work with the juju firewire stack -- that's the controller in my own laptop, as well as a few other folks here in the office, all running the new stack.
-- Jarod Wilson jwilson@redhat.com
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