linux-kernel - Re: [PATCH 1/2] pciehp: wait 1000 ms before Link Training check

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Message-ID: <4EBC219B.5010403@oracle.com>
Date:	Thu, 10 Nov 2011 11:10:19 -0800
From:	Yinghai Lu <yinghai.lu@...cle.com>
To:	Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>
CC:	Jesse Barnes <jbarnes@...tuousgeek.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: [PATCH 1/2] pciehp: wait 1000 ms before Link Training check

On 11/09/2011 11:40 PM, Kenji Kaneshige wrote:

> We need to wait for 1000 ms after Data Link Layer Link Active (DLLLA)
> bit reads 1b before sending configuration request. Currently pciehp
> does this wait after checking Link Training (LT) bit. But we need it
> before checking LT bit because LT is still set even after DLLLA bit is
> set on some platforms.
> 
> Signed-off-by: Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>


Acked-by: Yinghai Lu <yinghai@...nel.org>
Tested-by: Yinghai Lu <yinghai@...nel.org>
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