From: Arnd Bergmann <>
Date: Thu, 22 Feb 2018 12:44:40 +0100

> Declaring a static function in a header leads to a warning every
> time that header gets included without the function being used:
> In file included from drivers/net/dsa/mv88e6xxx/chip.c:42:
> drivers/net/dsa/mv88e6xxx/ptp.h:92:13: error: 'mv88e6xxx_hwtstamp_work' 
> defined but not used [-Werror=unused-function]
>  static long mv88e6xxx_hwtstamp_work(struct ptp_clock_info *ptp)
> In file included from drivers/net/dsa/mv88e6xxx/chip.c:38:
> drivers/net/dsa/mv88e6xxx/global2.h:355:12: error: 'mv88e6xxx_g2_wait' 
> defined but not used [-Werror=unused-function]
>  static int mv88e6xxx_g2_wait(struct mv88e6xxx_chip *chip, int reg, u16 mask)
>             ^~~~~~~~~~~~~~~~~
> drivers/net/dsa/mv88e6xxx/global2.h:350:12: error: 'mv88e6xxx_g2_update' 
> defined but not used [-Werror=unused-function]
>  static int mv88e6xxx_g2_update(struct mv88e6xxx_chip *chip, int reg, u16 
> update)
>             ^~~~~~~~~~~~~~~~~~~
> drivers/net/dsa/mv88e6xxx/global2.h:345:12: error: 'mv88e6xxx_g2_write' 
> defined but not used [-Werror=unused-function]
>  static int mv88e6xxx_g2_write(struct mv88e6xxx_chip *chip, int reg, u16 val)
>             ^~~~~~~~~~~~~~~~~~
> drivers/net/dsa/mv88e6xxx/global2.h:340:12: error: 'mv88e6xxx_g2_read' 
> defined but not used [-Werror=unused-function]
>  static int mv88e6xxx_g2_read(struct mv88e6xxx_chip *chip, int reg, u16 *val)
> This marks all such functions in dsa inline to make sure we don't warn
> about them.
> Fixes: c6fe0ad2c349 ("net: dsa: mv88e6xxx: add rx/tx timestamping support")
> Fixes: 0d632c3d6fe3 ("net: dsa: mv88e6xxx: add accessors for PTP/TAI 
> registers")
> Signed-off-by: Arnd Bergmann <>

Applied, thanks Arnd.

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