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From: Corentin Labbe <clabbe.montjoie@gmail.com>
To: David Miller <davem@davemloft.net>
Cc: peppe.cavallaro@st.com, alexandre.torgue@st.com,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 4/4] net-next: stmmac: rework the speed selection
Date: Tue, 23 May 2017 09:10:15 +0200	[thread overview]
Message-ID: <20170523071015.GA9279@Red> (raw)
In-Reply-To: <20170522.144944.1978795354564077830.davem@davemloft.net>

On Mon, May 22, 2017 at 02:49:44PM -0400, David Miller wrote:
> From: Corentin Labbe <clabbe.montjoie@gmail.com>
> Date: Mon, 22 May 2017 14:33:47 +0200
> 
> > -	mac->link.port = GMAC_CONTROL_PS;
> >  	mac->link.duplex = GMAC_CONTROL_DM;
> > -	mac->link.speed = GMAC_CONTROL_FES;
> > +	mac->link.speed10 = GMAC_CONTROL_PS;
> > +	mac->link.speed100 = GMAC_CONTROL_PS | GMAC_CONTROL_FES;
> > +	mac->link.speed1000 = 0;
> > +	mac->link.speed_mask = GENMASK(15, 14);
> 
> Neither GMAC_CONTROL_PS nor GMAC_CONTROL_FES are defined with
> the GENMASK() macro.  So it is very confusing to see constant
> bit specifications here in C code.
> 
> There are two ways to do this properly:
> 
> 1) Use "(GMAC_CONTROL_PS | GMAC_CONTROL_FES)"
> 
> 2) Define a new GMAC_CONTROL_SPDMASK to "GMAC_CONTROL_PS | GMAC_CONTROL_FES"
>    and use that here.
> 

Since dwmac100 use the #1, I will do the same on dwmac4/dwmac1000

Thanks.

      reply	other threads:[~2017-05-23  7:10 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-22 12:33 [PATCH v2 0/4] net-next: stmmac: rework the speed selection Corentin Labbe
2017-05-22 12:33 ` [PATCH v2 1/4] net-next: stmmac: Convert new_state to bool Corentin Labbe
2017-05-22 13:07   ` Joe Perches
2017-05-22 12:33 ` [PATCH v2 2/4] net-next: stmmac: Remove unnecessary parenthesis Corentin Labbe
2017-05-22 12:33 ` [PATCH v2 3/4] net-next: stmmac: use SPEED_xxx instead of raw value Corentin Labbe
2017-05-22 12:33 ` [PATCH v2 4/4] net-next: stmmac: rework the speed selection Corentin Labbe
2017-05-22 18:49   ` David Miller
2017-05-23  7:10     ` Corentin Labbe [this message]

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