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

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Date:   Fri, 22 Apr 2022 20:01:35 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Arun Ramadoss <arun.ramadoss@...rochip.com>
Cc:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Andrew Lunn <andrew@...n.ch>, UNGLinuxDriver@...rochip.com,
        Woojung Huh <woojung.huh@...rochip.com>
Subject: Re: [RFC Patch net-next] net: dsa: ksz: added the generic
 port_stp_state_set function

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?