netdev - Re: [PATCH net-next] net: dsa: LAN9303: add I2C dependency

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Message-Id: <20170421.153427.1815929300963387314.davem@davemloft.net>
Date:   Fri, 21 Apr 2017 15:34:27 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     arnd@...db.de
Cc:     andrew@...n.ch, vivien.didelot@...oirfairelinux.com,
        f.fainelli@...il.com, robh@...nel.org, jbe@...gutronix.de,
        sean.wang@...iatek.com, john@...ozen.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net: dsa: LAN9303: add I2C dependency

From: Arnd Bergmann <arnd@...db.de>
Date: Fri, 21 Apr 2017 18:22:40 +0200

> With CONFIG_I2C=m and NET_DSA_SMSC_LAN9303=y, we run into a link error:
> 
> drivers/base/regmap/regmap-i2c.o: In function `regmap_smbus_byte_reg_read':
> regmap-i2c.c:(.text.regmap_smbus_byte_reg_read+0x18): undefined reference to `i2c_smbus_read_byte_data'
> drivers/base/regmap/regmap-i2c.o: In function `regmap_smbus_byte_reg_write':
> regmap-i2c.c:(.text.regmap_smbus_byte_reg_write+0x18): undefined reference to `i2c_smbus_write_byte_data'
> drivers/base/regmap/regmap-i2c.o: In function `regmap_smbus_word_reg_read':
> regmap-i2c.c:(.text.regmap_smbus_word_reg_read+0x18): undefined reference to `i2c_smbus_read_word_data'
> drivers/base/regmap/regmap-i2c.o: In function `regmap_smbus_word_read_swapped':
> regmap-i2c.c:(.text.regmap_smbus_word_read_swapped+0x18): undefined reference to `i2c_smbus_read_word_data'
> drivers/base/regmap/regmap-i2c.o: In function `regmap_smbus_word_write_swapped':
> 
> This adds a Kconfig dependency to avoid the broken configuration.
> 
> Fixes: be4e119f9914 ("net: dsa: LAN9303: add I2C managed mode support")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Applied, thanks.