Re: [PATCH] net: phy: make mdio_bus_phy_suspend/resume as __maybe_unused

From: Andrew Lunn
Date: Thu Feb 25 2021 - 17:55:03 EST


On Thu, Feb 25, 2021 at 03:57:27PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> When CONFIG_PM_SLEEP is disabled, the compiler warns about unused
> functions:
>
> drivers/net/phy/phy_device.c:273:12: error: unused function 'mdio_bus_phy_suspend' [-Werror,-Wunused-function]
> static int mdio_bus_phy_suspend(struct device *dev)
> drivers/net/phy/phy_device.c:293:12: error: unused function 'mdio_bus_phy_resume' [-Werror,-Wunused-function]
> static int mdio_bus_phy_resume(struct device *dev)
>
> The logic is intentional, so just mark these two as __maybe_unused
> and remove the incorrect #ifdef.
>
> Fixes: 4c0d2e96ba05 ("net: phy: consider that suspend2ram may cut off PHY power")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Reviewed-by: Andrew Lunn <andrew@xxxxxxx>

Andrew