linux-kernel - Re: [PATCH net-next v2] r8169:update rtl8168g pcie ephy parameter

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Date:	Thu, 11 Dec 2014 21:39:13 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	hau@...ltek.com
Cc:	netdev@...r.kernel.org, nic_swsd@...ltek.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v2] r8169:update rtl8168g pcie ephy parameter

From: Chunhao Lin <hau@...ltek.com>
Date: Wed, 10 Dec 2014 21:28:38 +0800

> Add ephy parameter to rtl8168g.
> Also change the common function of rtl8168g from "rtl_hw_start_8168g_1" to
>  "rtl_hw_start_8168g". And function "rtl_hw_start_8168g_1" is used for
> setting rtl8168g hardware parameters.
> 
> Following is the explanation of what hardware parameter change for.
> rtl8168g may erroneous judge the PCIe signal quality and show the error bit
> on PCI configuration space when in PCIe low power mode.
> The following ephy parameters are for above issue.
> { 0x00, 0x0000,	0x0008 }
> { 0x0c, 0x37d0,	0x0820 }
> { 0x1e, 0x0000,	0x0001 }
> 
> rtl8168g may return to PCIe L0 from PCIe L0s low power mode too slow.
> The following ephy parameter is for above issue.
> { 0x19, 0x8000,	0x0000 }
> 
> Signed-off-by: Chunhao Lin <hau@...ltek.com>

Applied, thanks.
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