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    SubjectRe: RFC: Merge strategy for Industrial I/O (staging?)
    Greg KH wrote:
    > On Wed, Aug 12, 2009 at 09:27:05AM +0000, Jonathan Cameron wrote:
    >> Dear All,
    >> IIO is intended to be a subsystem for sensors such as ADCs, accelerometers,
    >> gyros, light sensors and others that have reasonably high update rates and
    >> typically are connected via i2c or spi busses.
    >> The latest patch set posted to lkml was v4
    >> Tree at
    >> original discussion of the need for such a subsystem:
    >> The last couple of versions of IIO have recieved some useful feedback from
    >> a number of people, and feedback from various users has led to a number
    >> of recent bug fixes. Unfortunately, full reviews of any given element have
    >> not be forthcoming. Several people who have in principle offered to help
    >> haven't had the time as yet.
    >> In the short term, the lack of review of the core (patch 1 of the above set)
    >> leads to a stack of device drivers sitting in the git repository waiting on
    >> the core being merged. Currently in the tree there are 3 accelerometers, an
    >> adc and a light sensor. I also have an IMU driver (ADIS16350 family) that
    >> needs a little more cleaning up and testing with latest IIO core.
    >> Increasing numbers of drivers that would fall within the scope of IIO are
    >> being submitted to various other subsystems (hwmon for example) and getting
    >> bounced out as inappropriate for that subsystem. So, whilst I'd be reasonably
    >> happy to maintain the subsystem out of kernel until interest in the devices
    >> covered grows, or people have time to assist, I was wondering whether it
    >> would be appropriate to submit the subsystem and the associated driver
    >> set to staging.
    >> Whilst some elements could definitely do with more work (for example the
    >> use of rtc's to get periodic timers, is clunky at best), much of the core
    >> and the actual device drivers are to my mind pretty clean. So the question
    >> is, 'Is lack of reviewers a valid reason to submit to staging in the meantime?'
    > Yes, I have no objection to taking these patches in staging for now, as
    > long as you submit it with a TODO list of things left to be done to get
    > it merged to the main portion of the kernel tree.
    > So, send me the patches!
    Will do, thanks.


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