linux-kernel - Re: [RFC Patch net-next] net: dsa: ksz: added the generic port_stp_state

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Message-ID: <ebb6c836c9245b2c0d44bfce10faf691ad2e2d3f.camel@microchip.com>
Date:   Sun, 24 Apr 2022 11:21:34 +0000
From:   <Arun.Ramadoss@...rochip.com>
To:     <olteanv@...il.com>
CC:     <andrew@...n.ch>, <linux-kernel@...r.kernel.org>,
        <UNGLinuxDriver@...rochip.com>, <vivien.didelot@...il.com>,
        <f.fainelli@...il.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
        <netdev@...r.kernel.org>, <Woojung.Huh@...rochip.com>,
        <davem@...emloft.net>
Subject: Re: [RFC Patch net-next] net: dsa: ksz: added the generic
 port_stp_state_set function

On Fri, 2022-04-22 at 20:01 +0300, Vladimir Oltean wrote:
Hi Vladimir,
> EXTERNAL EMAIL: Do not click links or open attachments unless you
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> 
> On Wed, Apr 20, 2022 at 12:56:47PM +0530, Arun Ramadoss wrote:
> > The ksz8795 and ksz9477 uses the same algorithm for the
> > port_stp_state_set function except the register address is
> > different. So
> > moved the algorithm to the ksz_common.c and used the dev_ops for
> > register read and write. This function can also used for the
> > lan937x
> > part. Hence making it generic for all the parts.
> > 
> > Signed-off-by: Arun Ramadoss <arun.ramadoss@...rochip.com>
> > ---
> 
> If the entire port STP state change procedure is the same, just a
> register offset is different, can you not create a common STP state
> procedure that takes the register offset as argument, and gets called
> with different offset arguments from ksz8795.c and from ksz9477.c?
Thanks for comment. 
I will update the Patch by adding the register address as function
argument and repost.