tree b82e8047c6f00cfdfd9254a9cdcb66867a673e74
parent 4a96b4fcd6b35e9233df07b3c9ab38091edcfe7e
author Clemens Ladisch <clemens@ladisch.de> 1270132818 +0200
committer Stefan Richter <stefanr@s5r6.in-berlin.de> 1270911074 +0200

firewire: ohci: do not clear PHY interrupt status inadvertently

The interrupt status bits in PHY register 5 are cleared by writing a one
bit.  To avoid clearing them unadvertently, do not write them back when
they were read as set, but only when they have been explicitly requested
to be set.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>