lkml.org 
[lkml]   [2010]   [Dec]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: Issue with firewire from 2.6.35.9 to 2.6.36.1
    From
    Date
    On Sun, 2010-12-05 at 17:37 -0600, Robin Cook wrote:
    > Hello,
    >
    > I recently upgraded from 26.35.9 to 2.6.36.1 and now the /dev/fwX
    > devices are not being created. I have udev 164 installed.
    >
    > 2.6.35.9 dmesg firewire lines...
    >
    > firewire_ohci 0000:07:00.0: PCI INT A -> GSI 44 (level, low) -> IRQ 44
    > firewire_ohci 0000:07:00.0: setting latency timer to 64
    > firewire_ohci: Added fw-ohci device 0000:07:00.0, OHCI v1.10, 4 IR + 8 IT contexts, quirks 0x1
    > firewire_core: created device fw0: GUID 0010dc0001adc862, S400
    > firewire_core: created device fw1: GUID 00808803072803a5, S100
    > firewire_core: phy config: card 0, new root=ffc1, gap_count=5
    >
    > 2.6.36.1 dmesg firewire lines...
    >
    > firewire_ohci 0000:07:00.0: PCI INT A -> GSI 44 (level, low) -> IRQ 44
    > firewire_ohci 0000:07:00.0: setting latency timer to 64
    > firewire_ohci 0000:07:00.0: irq 75 for MSI/MSI-X
    > firewire_ohci: Added fw-ohci device 0000:07:00.0, OHCI v1.10, 4 IR + 8 IT contexts, quirks 0x1
    >
    > I have compared the difference between the two kernel configs and the
    > only differences that I see that may apply to the firewire are:
    >
    > CONFIG_DNOTIFY=y
    > -CONFIG_INOTIFY=y
    > CONFIG_INOTIFY_USER=y
    >
    > # CONFIG_IEEE1394 is not set
    > +CONFIG_FIREWIRE_NOSY=m
    > CONFIG_I2O=m
    >
    > On the ieee1394 wiki page it says that these kernel option are expected
    > to be on for the libraw1394:
    >
    > CONFIG_INOTIFY=y
    > CONFIG_INOTIFY_USER=y
    > CONFIG_EPOLL=y
    >
    > These option are correct in the 2.6.35.9 kernel but the CONFIG_INOTIFY
    > option is missing completely in the 2.6.36.1 kernel.
    >
    > Is this a change in how the firewire works in the kernel and that udev
    > needs to be modified or is there something else wrong?

    CC'ed linux1394-devel

    It looks like now firewire stack doesn't discover any devices?
    I don't think its Kconfig issue.

    Best regards,
    Maxim Levitsky




    \
     
     \ /
      Last update: 2010-12-06 01:13    [W:0.024 / U:120.772 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site