The intel_pin_to_gpio() function is only called by the PM support functions and causes a warning when those are disabled: drivers/pinctrl/intel/pinctrl-intel.c:841:12: error: unused function 'intel_pin_to_gpio' [-Werror,-Wunused-function] Mark it __maybe_unused to suppress the warning. Suggested-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> --- v2: use __maybe_unused instead of moving the code --- drivers/pinctrl/intel/pinctrl-intel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index d66fe2b4221b..1f13bcd0e4e1 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -838,7 +838,7 @@ static int intel_gpio_to_pin(struct intel_pinctrl *pctrl, unsigned int offset, * * Translate the pin number of pinctrl to GPIO offset */ -static int intel_pin_to_gpio(struct intel_pinctrl *pctrl, int pin) +static __maybe_unused int intel_pin_to_gpio(struct intel_pinctrl *pctrl, int pin) { const struct intel_community *community; const struct intel_padgroup *padgrp; -- 2.20.0