tree cae2c7911b21f8ddbf52ee4fdef6673997240529
parent 6429cd49f45450cd77a57b70b0dfa98fe2794da0
author Alexandre Bounine <alexandre.bounine@idt.com> 1288218872 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1288227796 -0700

rapidio: add device access check into the enumeration

Add explicit device access check before performing device enumeration.
This gives a chance to clear possible link error conditions by issuing
safe maintenance read request(s).

Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: Thomas Moll <thomas.moll@sysgo.com>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Li Yang <leoli@freescale.com>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Micha Nelissen <micha@neli.hopto.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>