Function prototype or declaration at include/linux/acpi.h, line 425 References: drivers/acpi/acpi_amba.c, line 64 drivers/acpi/acpi_apd.c, line 98 drivers/acpi/acpi_lpss.c, line 593 drivers/acpi/acpi_platform.c, line 81 drivers/acpi/pci_root.c, line 790 drivers/acpi/resource.c, line 630 drivers/acpi/resource.c, line 637 drivers/acpi/resource.c, line 736 drivers/acpi/scan.c, line 1554 drivers/bluetooth/hci_bcm.c, line 959 drivers/bus/hisi_lpc.c, line 407 drivers/char/tpm/tpm_crb.c, line 509 drivers/dma/acpi-dma.c, line 56 drivers/dma/acpi-dma.c, line 378 drivers/gpio/gpiolib-acpi.c, line 554 drivers/gpio/gpiolib-acpi.c, line 1187 drivers/i2c/i2c-core-acpi.c, line 107 drivers/i2c/i2c-core-acpi.c, line 156 drivers/i2c/i2c-core-acpi.c, line 409 drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c, line 131 drivers/pci/controller/pci-xgene.c, line 206 drivers/pci/pci-acpi.c, line 42 drivers/perf/thunderx2_pmu.c, line 629 drivers/perf/xgene_pmu.c, line 1510 drivers/spi/spi.c, line 1896 include/linux/acpi.h, line 425