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    SubjectRe: [GIT PULL for 2.6.32] V4L/DVB updates
    On Tue, 1 Dec 2009, Mauro Carvalho Chehab wrote:

    > Mike Isely wrote:
    > > On Mon, 30 Nov 2009, Mauro Carvalho Chehab wrote:
    > >
    > >> Em Sat, 28 Nov 2009 14:33:30 -0600 (CST)
    > >> Mike Isely <isely@isely.net> escreveu:
    > >>
    > >>> Mauro:
    > >>>
    > >>> I had also posted up two high priority pvrusb2 patches that should
    > >>> really be cherry-picked for 2.6.32. You've already pulled them into
    > >>> v4l/dvb and I did mark them as high priority at the time.
    > >>>
    > >>> These patches enable use of FX2 microcontroller firmware that is 16KB in
    > >>> size. Hauppauge is no longer shipping 8KB firmware for HVR-1950 and
    > >>> HVR-1900 and without these changes then those devices won't work AT ALL
    > >>> in kernel 2.6.32.
    > >>>
    > >>> You can find these within the v4l-dvb Mercurial repository here:
    > >>>
    > >>> Changeset 13495:87c3853fe2b3
    > >>> Subject: pvrusb2: Support 16KB FX2 firmware
    > >>> http://linuxtv.org/hg/v4l-dvb/rev/87c3853fe2b3
    > >>>
    > >>> Changeset 13500:d4c418d4b25c
    > >>> Subject: pvrusb2: Fix lingering 16KB FX2 Firmware issues
    > >>> http://linuxtv.org/hg/v4l-dvb/rev/d4c418d4b25c
    > >>>
    > >>> I do not believe these patches have any ordering dependencies with other
    > >>> patches, though between the two the second one technically should come
    > >>> after the first.
    > >
    > >
    > >
    > >> There are. Picking just those patches broke compilation.
    > >
    > > Mauro:
    > >
    > > Please forward to me the compilation errors. Right now I am just not
    > > seeing how a patch this trivial could have any compilation dependencies.
    > > And unfortunately I will not be able to reproduce your build setup until
    > > at least Tuesday night. I must be blind.
    > >
    > >
    > >> Also, it seemed too late for adding support for newer boards/firmware when Linus
    > >> is about to release a kernel.
    > >
    > > This is not a new feature. It's a bug fix due to something that
    > > Hauppauge recently did. Hauppauge is NO LONGER officially distributing
    > > FX2 firmware with their hardware which the driver can use. This simply
    > > prevents any new HVR-1950 / HVR-1900 users from working under Linux.
    > > This fixes breakage for previously working hardware. The root cause is
    > > simple - the firmware blob is just larger now - and the fix is trivial.
    > > It absolutely needs to go in. In fact, this should go back to a
    > > 2.6.31.x and a 2.6.27.x release as well, though in those cases I have to
    > > figure out if driver source code is still close enough for the same
    > > patches to still work.
    > >
    > > I am sorry this is showing up late for you. There are multiple reasons
    > > for this. However I did mark these patches as "high priority",
    > > following your v4l-dvb changeset process. I did comment on the pull
    > > request that these were important but I guess I needed to also
    > > specifically call these out in the pull request text as well.
    > >
    > > If these don't get in now as part of the official 2.6.32 release, these
    > > absolutely need to be queued for 2.6.32.1.
    >
    > We are very late for 2.6.32. I'm not sure if are there still time for it.
    >
    > I'll seek for some time during this week to add those patches at the upstream
    > tree and removing them from the development tree and see what compilation
    > issues arise.

    Mauro:

    Thanks.

    Guess I also really need to get up to speed on git, finally...

    -Mike


    --

    Mike Isely
    isely @ isely (dot) net
    PGP: 03 54 43 4D 75 E5 CC 92 71 16 01 E2 B5 F5 C1 E8


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