IBM ocp I2C circular dependency

Kenneth Johansson kenneth.johansson at etx.ericsson.se
Wed May 8 01:05:28 EST 2002


Would that kind of problem not hang the process?? I don't see that.

Allen Curtis wrote:
>
> I can not speak toward the modularization issue but if the i2c is anything
> like the old 8260 version, change the interruptible_sleep_on() to
> interruptible_sleep_on_timeout(). IMHO this is the easiest fix.
>
> -----Original Message-----
> [mailto:owner-linuxppc-embedded at lists.linuxppc.org]On Behalf Of Kenneth
> Johansson
> Also I found a problem with the code when I access a i2c memory from
> userspace and no chip is present at that address. After that it's not
> possible to access anything else on the I2C bus. Works OK as long as I use
> addresses that have a device that answers (I think).
>

--
Kenneth Johansson
Ericsson AB                       Tel: +46 8 404 71 83
Borgafjordsgatan 9                Fax: +46 8 404 72 72
164 80 Stockholm                  kenneth.johansson at etx.ericsson.se

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