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    SubjectRe: brcm80211: the system freezes if booted with laptop wifi switch to OFF
    From
    On Mon, Mar 7, 2011 at 7:25 PM, Arend van Spriel <arend@broadcom.com> wrote:
    > On Mon, 07 Mar 2011 18:29:47 +0100, Francis Moreau <francis.moro@gmail.com>
    > wrote:
    >
    >> On Mon, Mar 7, 2011 at 2:54 PM, Arend van Spriel <arend@broadcom.com>
    >> wrote:
    >>>
    >>> I don't know what the origin is of your kernel so please provide some
    >>> details on that.
    >>
    >> What kind of information do you need ?
    >>
    >> As you probably noticed the kernel I'm running is 2.6.38-rc6.
    >>
    >
    > Yup. However, that is not unique by itself. Did you get it from a git
    > repository like linux-next maintained by Stephen Rothwell or linux-2.6
    > maintained by Linus Torvalds, or did you download a kernel snapshot from
    > ftp.kernel.org.


    2.6.38-rc6 is a tag, so it uniquely identify the kernel release
    whatever the tree you're using. But yes I'm using mainline tree.

    >
    >>
    >> Revelant part of lscpi:
    >>
    >> 12:00.0 Network controller: Broadcom Corporation Device 4727 (rev 01)
    >>        Subsystem: Dell Device 0010
    >>        Flags: bus master, fast devsel, latency 0, IRQ 17
    >>        Memory at fbb00000 (64-bit, non-prefetchable) [size=16K]
    >>        Capabilities: <access denied>
    >>        Kernel driver in use: brcm80211
    >>        Kernel modules: brcm80211
    >>
    >
    > Always useful to know what hardware you are using. Thanks.
    >
    >>
    >>> The patch itself can be found in the linuxdriver email
    >>> archive:
    >>>
    >>>
    >>> http://driverdev.linuxdriverproject.org/pipermail/devel/2011-January/011381.html
    >>>
    >>
    >> Do you want me to give it a try ?
    >>
    >
    > I don't think it will apply cleanly, but sure go ahead.
    >
    >>
    >>> Not sure whether it applies to whatever you have. I just tried your
    >>> scenario
    >>> with my driver and hardware and no freezes during boot.
    >>
    >> My scenario is:
    >>
    >>   - set the switch to OFF
    >>   - insmod the module
    >>   - bring up/configure the interface
    >
    > That's a bit different, but could you elaborate on the last step. Are you
    > using iw, wpa_supplicant, etc. or relying on NetworkManager.

    last step is (for example):

    iw dev wlan0 scan

    Thanks
    --
    Francis
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