netdev - Re: [PATCH] net: dsa: microchip: ptp: add one more PTP dependency

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Message-ID: <Y9RlHIqbVNG7SoDw@hoboy.vegasvil.org>
Date:   Fri, 27 Jan 2023 15:58:20 -0800
From:   Richard Cochran <richardcochran@...il.com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Woojung Huh <woojung.huh@...rochip.com>,
        UNGLinuxDriver@...rochip.com, Andrew Lunn <andrew@...n.ch>,
        Arnd Bergmann <arnd@...db.de>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Arun Ramadoss <arun.ramadoss@...rochip.com>,
        Jacob Keller <jacob.e.keller@...el.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: dsa: microchip: ptp: add one more PTP dependency

On Fri, Jan 27, 2023 at 11:13:03PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> When only NET_DSA_MICROCHIP_KSZ8863_SMI is built-in but
> PTP is a loadable module, the ksz_ptp support still causes
> a link failure:
> 
> ld.lld-16: error: undefined symbol: ptp_clock_index
> >>> referenced by ksz_ptp.c
> >>>               drivers/net/dsa/microchip/ksz_ptp.o:(ksz_get_ts_info) in archive vmlinux.a
> 
> Add the same dependency here that exists with the KSZ9477_I2C
> and KSZ_SPI drivers.
> 
> Fixes: eac1ea20261e ("net: dsa: microchip: ptp: add the posix clock support")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Acked-by: Richard Cochran <richardcochran@...il.com>