linux-kernel - Re: [PATCH v2 2/7] net: dsa: b53: Move struct b53

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Message-ID: <caec2d40-6093-ff06-ab8e-379e7939a85c@gmail.com>
Date:   Tue, 9 Nov 2021 10:11:08 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Martin Kaistra <martin.kaistra@...utronix.de>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>
Cc:     Richard Cochran <richardcochran@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        John Stultz <john.stultz@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Stephen Boyd <sboyd@...nel.org>,
        Russell King <linux@...linux.org.uk>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH v2 2/7] net: dsa: b53: Move struct b53_device to
 include/linux/dsa/b53.h

On 11/9/21 10:05 AM, Florian Fainelli wrote:
> On 11/9/21 1:50 AM, Martin Kaistra wrote:
>> In order to access the b53 structs from net/dsa/tag_brcm.c move the
>> definitions from drivers/net/dsa/b53/b53_priv.h to the new file
>> include/linux/dsa/b53.h.
>>
>> Signed-off-by: Martin Kaistra <martin.kaistra@...utronix.de>
>> ---
>>  drivers/net/dsa/b53/b53_priv.h |  90 +----------------------------
>>  include/linux/dsa/b53.h        | 100 +++++++++++++++++++++++++++++++++
>>  2 files changed, 101 insertions(+), 89 deletions(-)
>>  create mode 100644 include/linux/dsa/b53.h
> 
> All you really access is the b53_port_hwtstamp structure within the
> tagger, so please make it the only structure exposed to net/dsa/tag_brcm.c.

You do access b53_dev in the TX part, still, I would like to find a more
elegant solution to exposing everything here, can you create a
b53_timecounter_cyc2time() function that is exported to modules but does
not require exposing the b53_device to net/dsa/tag_brcm.c?
-- 
Florian