Hi Arnd,
On Wed, Oct 26, 2016 at 10:38:01PM +0200, Arnd Bergmann wrote:
> The rework of the PM support has caused two functions to
> be orphaned when CONFIG_PM is disabled:
>
> media/i2c/smiapp/smiapp-core.c:1352:12: error: 'smiapp_power_off' defined but not used [-Werror=unused-function]
> media/i2c/smiapp/smiapp-core.c:1206:12: error: 'smiapp_power_on' defined but not used [-Werror=unused-function]
>
> This changes all four PM entry points to __maybe_unused and
> removes the #ifdef markers for consistency. This avoids the
> warnings even when something changes again.
>
> Fixes: cbba45d43631 ("[media] smiapp: Use runtime PM")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
The power-on sequence is in fact mandatory as it involves writing the
initial configuration to the sensor as well.
Instead, I believe the correct fix is to make the driver depend on
CONFIG_PM.
--
Kind regards,
Sakari Ailus
e-mail: sakari.ailus@xxxxxx XMPP: sailus@xxxxxxxxxxxxxx
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