-------- In message <[email protected]>, Andriy Gapon writes:
>iicbb driver has a hardcoded timeout that defines how long the driver waits for > SCL line to go high after the driver releases it to float. Sometimes slaves >hold the line low until they are ready to continue with the communication. >As a side note, the timeout means that the driver just goes on as if the line >became high. Maybe it should produce an error instead. > >Anyway, I would like to increase the current timeout of 100 x 10us to 1000 x >10us. The rationale is that there are many slave devices, like sensors, that >take about 10 ms to return a result. So, I think that it makes sense to play >nice with such devices by default. > >Probably I'll add a sysctl for that parameter while I'll be there. sysctl or ioctl ? -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 [email protected] | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "[email protected]"
