linux-kernel - Re: [PATCH] ptp: clockmatrix: add I2C dependency

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Date:   Fri, 13 Dec 2019 15:44:29 -0800
From:   Jakub Kicinski <jakub.kicinski@...ronome.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Richard Cochran <richardcochran@...il.com>,
        Vincent Cheng <vincent.cheng.xh@...esas.com>,
        "David S. Miller" <davem@...emloft.net>,
        Yangbo Lu <yangbo.lu@....com>,
        Antonio Borneo <antonio.borneo@...com>,
        Thomas Gleixner <tglx@...utronix.de>,
        YueHaibing <yuehaibing@...wei.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ptp: clockmatrix: add I2C dependency

On Tue, 10 Dec 2019 20:56:34 +0100, Arnd Bergmann wrote:
> Without I2C, we get a link failure:
> 
> drivers/ptp/ptp_clockmatrix.o: In function `idtcm_xfer.isra.3':
> ptp_clockmatrix.c:(.text+0xcc): undefined reference to `i2c_transfer'
> drivers/ptp/ptp_clockmatrix.o: In function `idtcm_driver_init':
> ptp_clockmatrix.c:(.init.text+0x14): undefined reference to `i2c_register_driver'
> drivers/ptp/ptp_clockmatrix.o: In function `idtcm_driver_exit':
> ptp_clockmatrix.c:(.exit.text+0x10): undefined reference to `i2c_del_driver'
> 
> Fixes: 3a6ba7dc7799 ("ptp: Add a ptp clock driver for IDT ClockMatrix.")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Applied to net, thank you!