From: David Woodhouse <dwmw2@infradead.org>
To: Bertrand Baudet <bbaudet@lacie.com>
Cc: linuxppc-embedded@lists.linuxppc.org, greg@kroah.com
Subject: Re: RE : MPC5200Lite PCI & IRQ
Date: Fri, 18 Jun 2004 11:20:30 +0100 [thread overview]
Message-ID: <1087554029.19489.3149.camel@hades.cambridge.redhat.com> (raw)
In-Reply-To: <5A96167EBCEA8440A48790B5419953AE13C46A@gr-lafayette.lacie.com>
On Fri, 2004-06-18 at 12:06 +0200, Bertrand Baudet wrote:
> Well, there is not only the IDE driver; the USB driver does it as well:
>
> In the 2.4.25, from the "drivers/usb/host/usb-ohci.c", in the 'ohci_pci_probe' function:
>
> And in the 2.6.7, from "drivers/usb/core/hcd-pci.c", in the 'usb_hcd_pci_probe' function:
>
> if (!dev->irq) {
> err("found OHCI device with no IRQ assigned. check BIOS settings!");
> pci_disable_device (dev);
> return -ENODEV;
> }
>
> There are probably other drivers that have the wrong assumption that IRQ 0
> is an unassigned IRQ.
They are broken. They need fixing. Please don't just work around their
brokenness -- send patches to the driver maintainer.
--
dwmw2
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2004-06-18 10:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-18 10:06 RE : MPC5200Lite PCI & IRQ Bertrand Baudet
2004-06-18 10:20 ` David Woodhouse [this message]
2004-06-19 0:01 ` Greg KH
2004-06-26 14:24 ` [linux-usb-devel] " David Brownell
2004-06-26 14:02 ` Alan Cox
2004-06-27 10:09 ` David Woodhouse
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