Extern or forward variable declaration at include/linux/acpi.h, line 549 References: arch/ia64/hp/common/aml_nfw.c, line 199 arch/ia64/hp/common/sba_iommu.c, line 2088 arch/x86/platform/olpc/olpc-xo15-sci.c, line 221 drivers/acpi/ac.c, line 68 drivers/acpi/acpi_apd.c, line 109 drivers/acpi/acpi_apd.c, line 147 drivers/acpi/acpi_cmos_rtc.c, line 23 drivers/acpi/acpi_cmos_rtc.c, line 58 drivers/acpi/acpi_lpss.c, line 182 drivers/acpi/acpi_lpss.c, line 299 drivers/acpi/acpi_lpss.c, line 636 drivers/acpi/acpi_memhotplug.c, line 53 drivers/acpi/acpi_memhotplug.c, line 56 drivers/acpi/acpi_memhotplug.c, line 305 drivers/acpi/acpi_pad.c, line 501 drivers/acpi/acpi_platform.c, line 25 drivers/acpi/acpi_pnp.c, line 17 drivers/acpi/acpi_pnp.c, line 337 drivers/acpi/acpi_pnp.c, line 339 drivers/acpi/acpi_pnp.c, line 353 drivers/acpi/acpi_pnp.c, line 371 drivers/acpi/acpi_processor.c, line 354 drivers/acpi/acpi_processor.c, line 534 drivers/acpi/battery.c, line 88 drivers/acpi/button.c, line 68 drivers/acpi/container.c, line 37 drivers/acpi/container.c, line 63 drivers/acpi/dock.c, line 54 drivers/acpi/ec.c, line 912 drivers/acpi/fan.c, line 44 drivers/acpi/hed.c, line 32 drivers/acpi/int340x_thermal.c, line 18 drivers/acpi/int340x_thermal.c, line 34 drivers/acpi/nfit/core.c, line 2909 drivers/acpi/pci_link.c, line 57 drivers/acpi/pci_link.c, line 60 drivers/acpi/pci_link.c, line 693 drivers/acpi/pci_root.c, line 50 drivers/acpi/pci_root.c, line 64 drivers/acpi/pci_root.c, line 510 drivers/acpi/processor_driver.c, line 58 drivers/acpi/sbs.c, line 78 drivers/acpi/sbshc.c, line 38 drivers/acpi/scan.c, line 497 drivers/acpi/scan.c, line 498 drivers/acpi/scan.c, line 500 drivers/acpi/scan.c, line 529 drivers/acpi/scan.c, line 529 drivers/acpi/scan.c, line 537 drivers/acpi/scan.c, line 1146 drivers/acpi/scan.c, line 1675 drivers/acpi/scan.c, line 1677 drivers/acpi/scan.c, line 1694 drivers/acpi/scan.c, line 1814 drivers/acpi/thermal.c, line 103 drivers/acpi/video.c, line 104 drivers/acpi/video_detect.c, line 112 drivers/bluetooth/hci_bcm.c, line 824 drivers/bluetooth/hci_intel.c, line 1127 drivers/char/hpet.c, line 1059 drivers/char/ipmi/ipmi_si_intf.c, line 2797 drivers/char/ipmi/ipmi_ssif.c, line 1796 drivers/char/sonypi.c, line 1151 drivers/char/tpm/st33zp24/i2c.c, line 287 drivers/char/tpm/st33zp24/spi.c, line 404 drivers/char/tpm/tpm_crb.c, line 607 drivers/char/tpm/tpm_tis.c, line 298 drivers/char/tpm/tpm_tis_spi.c, line 227 drivers/cpufreq/acpi-cpufreq.c, line 1004 drivers/cpufreq/pcc-cpufreq.c, line 607 drivers/dma/dw_dmac.c, line 1939 drivers/gpio/gpio-amdpt.c, line 242 drivers/gpio/gpio-lynxpoint.c, line 438 drivers/gpu/drm/i915/intel_opregion.c, line 727 drivers/gpu/drm/i915/intel_opregion.c, line 763 drivers/hid/i2c-hid/i2c-hid.c, line 918 drivers/hv/vmbus_drv.c, line 1524 drivers/hwmon/acpi_power_meter.c, line 69 drivers/hwmon/asus_atk0110.c, line 144 drivers/i2c/busses/i2c-designware-platdrv.c, line 97 drivers/i2c/busses/i2c-designware-platdrv.c, line 118 drivers/i2c/busses/i2c-scmi.c, line 52 drivers/i2c/busses/i2c-scmi.c, line 362 drivers/input/misc/atlas_btns.c, line 138 drivers/mfd/intel-lpss-acpi.c, line 43 drivers/mfd/intel-lpss-acpi.c, line 54 drivers/mfd/mfd-core.c, line 99 drivers/mmc/host/sdhci-acpi.c, line 346 drivers/net/ethernet/amd/xgbe/xgbe-platform.c, line 138 drivers/net/ethernet/amd/xgbe/xgbe-platform.c, line 142 drivers/net/ethernet/amd/xgbe/xgbe-platform.c, line 597 drivers/net/fjes/fjes_main.c, line 83 drivers/pinctrl/intel/pinctrl-baytrail.c, line 771 drivers/pinctrl/intel/pinctrl-sunrisepoint.c, line 549 drivers/pinctrl/intel/pinctrl-sunrisepoint.c, line 559 drivers/pinctrl/pinctrl-amd.c, line 840 drivers/platform/x86/acer-wmi.c, line 787 drivers/platform/x86/acer-wmi.c, line 797 drivers/platform/x86/asus-laptop.c, line 1960 drivers/platform/x86/classmate-laptop.c, line 451 drivers/platform/x86/classmate-laptop.c, line 683 drivers/platform/x86/classmate-laptop.c, line 777 drivers/platform/x86/classmate-laptop.c, line 1021 drivers/platform/x86/classmate-laptop.c, line 1087 drivers/platform/x86/classmate-laptop.c, line 1163 drivers/platform/x86/dell-rbtn.c, line 218 drivers/platform/x86/dell-smo8800.c, line 210 drivers/platform/x86/eeepc-laptop.c, line 1521 drivers/platform/x86/fujitsu-laptop.c, line 1052 drivers/platform/x86/fujitsu-laptop.c, line 1068 drivers/platform/x86/fujitsu-laptop.c, line 1084 drivers/platform/x86/fujitsu-tablet.c, line 44 drivers/platform/x86/hp-wireless.c, line 35 drivers/platform/x86/hp_accel.c, line 77 drivers/platform/x86/ideapad-laptop.c, line 758 drivers/platform/x86/intel-hid.c, line 31 drivers/platform/x86/intel-hid.c, line 260 drivers/platform/x86/intel_menlow.c, line 217 drivers/platform/x86/panasonic-laptop.c, line 182 drivers/platform/x86/pvpanic.c, line 37 drivers/platform/x86/sony-laptop.c, line 2905 drivers/platform/x86/sony-laptop.c, line 2912 drivers/platform/x86/sony-laptop.c, line 4459 drivers/platform/x86/thinkpad_acpi.c, line 267 drivers/platform/x86/thinkpad_acpi.c, line 4237 drivers/platform/x86/topstar-laptop.c, line 173 drivers/platform/x86/toshiba_acpi.c, line 147 drivers/platform/x86/toshiba_bluetooth.c, line 38 drivers/platform/x86/wmi.c, line 99 drivers/platform/x86/xo15-ebook.c, line 39 drivers/pwm/pwm-lpss.c, line 116 drivers/spi/spi-pxa2xx.c, line 1138 drivers/staging/quickstart/quickstart.c, line 333 drivers/staging/unisys/visorbus/visorchipset.c, line 2370 drivers/thermal/int340x_thermal/int3400_thermal.c, line 224 drivers/tty/serial/8250/8250_dw.c, line 438 drivers/usb/misc/ucsi.c, line 459 drivers/video/backlight/apple_bl.c, line 208 drivers/xen/xen-acpi-cpuhotplug.c, line 406 drivers/xen/xen-acpi-memhotplug.c, line 408 drivers/xen/xen-acpi-pad.c, line 156 drivers/xen/xen-stub.c, line 36 drivers/xen/xen-stub.c, line 70 include/linux/acpi.h, line 440 include/linux/acpi.h, line 440 include/linux/acpi.h, line 549 include/linux/acpi.h, line 551 include/linux/acpi.h, line 552 sound/soc/codecs/max98090.c, line 2525 sound/soc/codecs/max98090.c, line 2671 sound/soc/codecs/max98357a.c, line 130 sound/soc/codecs/nau8825.c, line 2553 sound/soc/codecs/rt286.c, line 1086 sound/soc/codecs/rt5640.c, line 2314 sound/soc/codecs/rt5645.c, line 3546 sound/soc/codecs/rt5651.c, line 1750 sound/soc/codecs/rt5670.c, line 2814 sound/soc/codecs/ssm4567.c, line 490 sound/soc/intel/atom/sst/sst_acpi.c, line 287 sound/soc/intel/atom/sst/sst_acpi.c, line 470 sound/soc/intel/common/sst-acpi.c, line 84 sound/soc/intel/common/sst-acpi.c, line 238