firewire: ohci: dump_stack() for PHY regs read/write failures
authorPeter Hurley <peter@hurleysoftware.com>
Wed, 27 Mar 2013 10:57:40 +0000 (06:57 -0400)
committerStefan Richter <stefanr@s5r6.in-berlin.de>
Tue, 30 Apr 2013 18:30:16 +0000 (20:30 +0200)
commit6fe9efb9c9fbce690018c31e652924ae28019868
tree034be2c298e120a78122613a27e44d5991b53581
parent67672134aaafd520a61dda448a662336e8fde236
firewire: ohci: dump_stack() for PHY regs read/write failures

A stack trace is an invaluable tool in determining the basis
and cause of PHY regs read/write failures.

Include PHY reg addr (and value for writes) in the diagnostic.

[Stefan R:  changed whitespace]

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
drivers/firewire/ohci.c