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    SubjectRe: mmc_spi stopped working
    On Wed, 17 Oct 2007 12:37:13 -0700
    David Brownell <david-b@pacbell.net> wrote:

    >
    > That issue is 49dce689ad4ef0fd1f970ef762168e4bd46f69a3, the
    > classdev-elimination patch from Tony Jones. It broke the
    > "does this bus have more than one device" test by relocating
    > the relevant sysfs nodes.
    >
    > Quick workaround for that one is to disable the fault return
    > after that test.
    >

    Annoying. Feel free to ping me when you've pushed fixes to Linus.

    > When enumerating MMC cards using SPI, don't support the "just probe"
    > mechanism since it doesn't always work. Instead, always wait for the
    > reset to complete before issuing the next request.
    >
    > This is a regression ... this SanDisk MMC card used to enumerate with
    > no trouble, despite this particular spec violation.
    >
    > Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
    >

    I think I'll have to NAK this as I believe it breaks MMC 4.2. I'll check
    and get back to you.

    Rgds
    --
    -- Pierre Ossman

    Linux kernel, MMC maintainer http://www.kernel.org
    PulseAudio, core developer http://pulseaudio.org
    rdesktop, core developer http://www.rdesktop.org
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