Function prototype or declaration at include/linux/gpio/driver.h, line 658 References: drivers/gpio/gpio-madera.c, line 189 drivers/gpio/gpio-merrifield.c, line 418 drivers/gpio/gpiolib-of.c, line 961 drivers/gpio/gpiolib.c, line 1751 drivers/gpio/gpiolib.c, line 1789 drivers/pinctrl/intel/pinctrl-baytrail.c, line 1543 drivers/pinctrl/intel/pinctrl-cherryview.c, line 1522 drivers/pinctrl/intel/pinctrl-intel.c, line 1230 drivers/pinctrl/intel/pinctrl-lynxpoint.c, line 797 drivers/pinctrl/mediatek/pinctrl-moore.c, line 536 drivers/pinctrl/mediatek/pinctrl-mtk-common.c, line 1104 drivers/pinctrl/nomadik/pinctrl-abx500.c, line 1059 drivers/pinctrl/nuvoton/pinctrl-npcm7xx.c, line 1981 drivers/pinctrl/pinctrl-amd.c, line 985 drivers/pinctrl/pinctrl-as3722.c, line 588 drivers/pinctrl/pinctrl-at91-pio4.c, line 1221 drivers/pinctrl/pinctrl-axp209.c, line 467 drivers/pinctrl/pinctrl-digicolor.c, line 260 drivers/pinctrl/pinctrl-pistachio.c, line 1413 drivers/pinctrl/pinctrl-rk805.c, line 472 drivers/pinctrl/pinctrl-sx150x.c, line 1245 drivers/pinctrl/qcom/pinctrl-msm.c, line 1328 drivers/pinctrl/qcom/pinctrl-spmi-gpio.c, line 1083 drivers/pinctrl/qcom/pinctrl-spmi-mpp.c, line 893 drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c, line 818 drivers/pinctrl/qcom/pinctrl-ssbi-mpp.c, line 831 drivers/pinctrl/renesas/gpio.c, line 378 drivers/pinctrl/sunxi/pinctrl-sunxi.c, line 1508 drivers/pinctrl/vt8500/pinctrl-wmt.c, line 587 include/linux/gpio/driver.h, line 658 include/linux/gpio/driver.h, line 669