From: Alexandre Bounine <alexandre.bounine@idt.com>
Date: Wed, 27 Oct 2010 22:34:32 +0000 (-0700)
Subject: rapidio: add device access check into the enumeration
X-Git-Tag: v2.6.37-rc1~85^2~27
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e274e0ed0a2ac31d5eaf7c891e4e1d99197517b2;p=pandora-kernel.git

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>
---

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