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From: Francois Romieu <romieu@fr.zoreil.com>
To: Hau <hau@realtek.com>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	nic_swsd <nic_swsd@realtek.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net] r8169:Remove unnecessary phy reset for pcie nic when setting link spped.
Date: Wed, 9 Mar 2016 22:44:26 +0100	[thread overview]
Message-ID: <20160309214425.GA9533@electric-eye.fr.zoreil.com> (raw)
In-Reply-To: <80377ECBC5453840BA8C7155328B53770137C08D@RTITMBSV03.realtek.com.tw>

Hau <hau@realtek.com> :
[...] 
> Unless pcie nic has bug, pcie nic does not need to reset phy to let phy link on.
> 
> There is a counter for phy speed down. If phy is in link down state, this
> counter will start to count down. When it count to 0, phy will speed down.
> Reset phy will reset this counter and prevent phy from speed down.

Thanks for the clarification.

-- 
Ueimor

  reply	other threads:[~2016-03-09 21:44 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-08  8:51 Chunhao Lin
2016-03-08 23:48 ` Francois Romieu
2016-03-09 16:48   ` Hau
2016-03-09 21:44     ` Francois Romieu [this message]
2016-03-10 21:18 ` David Miller

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