Function prototype or declaration at include/linux/extcon-provider.h, line 22 References: drivers/extcon/extcon-adc-jack.c, line 138 drivers/extcon/extcon-arizona.c, line 1421 drivers/extcon/extcon-axp288.c, line 378 drivers/extcon/extcon-fsa9480.c, line 287 drivers/extcon/extcon-gpio.c, line 102 drivers/extcon/extcon-intel-cht-wc.c, line 384 drivers/extcon/extcon-intel-int3496.c, line 132 drivers/extcon/extcon-intel-mrfld.c, line 218 drivers/extcon/extcon-max14577.c, line 719 drivers/extcon/extcon-max3355.c, line 86 drivers/extcon/extcon-max77693.c, line 1163 drivers/extcon/extcon-max77843.c, line 852 drivers/extcon/extcon-max8997.c, line 681 drivers/extcon/extcon-ptn5150.c, line 296 drivers/extcon/extcon-qcom-spmi-misc.c, line 76 drivers/extcon/extcon-rt8973a.c, line 626 drivers/extcon/extcon-sm5502.c, line 618 drivers/extcon/extcon-usb-gpio.c, line 134 drivers/extcon/extcon-usbc-cros-ec.c, line 428 drivers/phy/allwinner/phy-sun4i-usb.c, line 740 drivers/phy/broadcom/phy-bcm-ns2-usbdrd.c, line 353 drivers/phy/renesas/phy-rcar-gen3-usb2.c, line 636 drivers/phy/rockchip/phy-rockchip-inno-usb2.c, line 391 drivers/power/supply/bq24190_charger.c, line 1737 drivers/power/supply/qcom_smbb.c, line 909 drivers/usb/gadget/udc/renesas_usb3.c, line 2783 drivers/usb/phy/phy-tahvo.c, line 367 include/linux/extcon-provider.h, line 22 include/linux/extcon-provider.h, line 72