linux-kernel - Re: [PATCH net-next 2/2] net: stmmac: Add callbacks for DWC xpcs Energy Efficient Ethernet

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Message-ID: <20210517105424.GP12395@shell.armlinux.org.uk>
Date:   Mon, 17 May 2021 11:54:24 +0100
From:   "Russell King (Oracle)" <linux@...linux.org.uk>
To:     Michael Sit Wei Hong <michael.wei.hong.sit@...el.com>
Cc:     Jose.Abreu@...opsys.com, andrew@...n.ch, hkallweit1@...il.com,
        kuba@...nel.org, netdev@...r.kernel.org, peppe.cavallaro@...com,
        alexandre.torgue@...s.st.com, davem@...emloft.net,
        mcoquelin.stm32@...il.com, weifeng.voon@...el.com,
        boon.leong.ong@...el.com, tee.min.tan@...el.com,
        vee.khee.wong@...ux.intel.com, vee.khee.wong@...el.com,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 2/2] net: stmmac: Add callbacks for DWC xpcs
 Energy Efficient Ethernet

On Mon, May 17, 2021 at 05:43:32PM +0800, Michael Sit Wei Hong wrote:
> Link xpcs callback functions for MAC to configure the xpcs EEE feature.
> 
> The clk_eee frequency is used to calculate the MULT_FACT_100NS. This is
> to adjust the clock tic closer to 100ns.
> 
> Signed-off-by: Michael Sit Wei Hong <michael.wei.hong.sit@...el.com>

What is the initial state of the EEE configuration before the first
call to stmmac_ethtool_op_set_eee()? Does it reflect the default EEE
settings?

-- 
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