tree 5f773a4d65614872c619109595c09b8f9c93bda1
parent a67483d2be12dfc5563c09e6169bec9a88f434b0
author Clemens Ladisch <clemens@ladisch.de> 1263977882 +0100
committer Stefan Richter <stefanr@s5r6.in-berlin.de> 1266609070 +0100

firewire: ohci: work around cycle timer bugs on VIA controllers

VIA controllers sometimes return an inconsistent value when reading the
isochronous cycle timer register.  To work around this, read the
register multiple times and add consistency checks.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Reported-by: Pieter Palmers <pieterp@joow.be>
Reported-by: Håkan Johansson <f96hajo@chalmers.se>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>