Extern or forward variable declaration at include/sound/control.h, line 96 References: drivers/staging/greybus/audio_codec.h, line 116 drivers/staging/greybus/audio_module.c, line 346 include/sound/control.h, line 96 include/sound/control.h, line 107 include/sound/control.h, line 107 sound/core/control.c, line 86 sound/core/control.c, line 139 sound/core/control.c, line 851 sound/core/control.c, line 1795 sound/core/pcm.c, line 475 sound/core/pcm.c, line 1038 sound/core/pcm.c, line 1065 sound/core/pcm.c, line 1066 sound/core/rawmidi.c, line 278 sound/core/rawmidi.c, line 492 sound/core/rawmidi.c, line 493 sound/core/rawmidi.c, line 1439 sound/core/rawmidi.c, line 1463 sound/core/timer.c, line 1698 sound/core/timer.c, line 1701 sound/firewire/oxfw/oxfw-command.c, line 12 sound/firewire/oxfw/oxfw-command.c, line 28 sound/firewire/oxfw/oxfw-command.c, line 54 sound/firewire/oxfw/oxfw-command.c, line 72 sound/firewire/oxfw/oxfw-command.c, line 114 sound/firewire/oxfw/oxfw-command.c, line 137 sound/firewire/oxfw/oxfw-stream.c, line 497 sound/firewire/oxfw/oxfw-stream.c, line 505 sound/firewire/oxfw/oxfw-stream.c, line 510 sound/firewire/oxfw/oxfw-stream.c, line 533 sound/firewire/oxfw/oxfw-stream.c, line 554 sound/firewire/oxfw/oxfw-stream.c, line 576 sound/firewire/oxfw/oxfw-stream.c, line 583 sound/firewire/oxfw/oxfw-stream.c, line 619 sound/firewire/oxfw/oxfw.h, line 74 sound/firewire/oxfw/oxfw.h, line 76 sound/firewire/oxfw/oxfw.h, line 80 sound/firewire/oxfw/oxfw.h, line 83 sound/firewire/oxfw/oxfw.h, line 87 sound/firewire/oxfw/oxfw.h, line 91 sound/firewire/oxfw/oxfw.h, line 100 sound/isa/ad1816a/ad1816a.c, line 139 sound/isa/ad1816a/ad1816a.c, line 153 sound/isa/azt2320.c, line 179 sound/isa/azt2320.c, line 194 sound/isa/cmi8330.c, line 688 sound/isa/cmi8330.c, line 704 sound/isa/cs423x/cs4236.c, line 628 sound/isa/cs423x/cs4236.c, line 644 sound/isa/es1688/es1688.c, line 234 sound/isa/es1688/es1688.c, line 240 sound/isa/es1688/es1688.c, line 258 sound/isa/es1688/es1688.c, line 281 sound/isa/es18xx.c, line 2341 sound/isa/es18xx.c, line 2358 sound/isa/gus/interwave.c, line 860 sound/isa/gus/interwave.c, line 877 sound/isa/opti9xx/miro.c, line 1514 sound/isa/opti9xx/miro.c, line 1521 sound/isa/opti9xx/miro.c, line 1525 sound/isa/opti9xx/miro.c, line 1529 sound/isa/opti9xx/miro.c, line 1574 sound/isa/opti9xx/miro.c, line 1592 sound/isa/opti9xx/opti92x-ad1848.c, line 733 sound/isa/opti9xx/opti92x-ad1848.c, line 742 sound/isa/opti9xx/opti92x-ad1848.c, line 759 sound/isa/opti9xx/opti92x-ad1848.c, line 784 sound/isa/opti9xx/opti92x-ad1848.c, line 796 sound/isa/opti9xx/opti92x-ad1848.c, line 1091 sound/isa/opti9xx/opti92x-ad1848.c, line 1106 sound/isa/sscape.c, line 1227 sound/isa/sscape.c, line 1246 sound/isa/sscape.c, line 1272 sound/isa/wavefront/wavefront.c, line 602 sound/isa/wavefront/wavefront.c, line 619 sound/pci/ac97/ac97_codec.c, line 1795 sound/pci/ac97/ac97_codec.c, line 1797 sound/pci/ac97/ac97_codec.c, line 1797 sound/pci/ac97/ac97_codec.c, line 1797 sound/pci/ac97/ac97_codec.c, line 1798 sound/pci/ac97/ac97_codec.c, line 1798 sound/pci/ac97/ac97_codec.c, line 1799 sound/pci/ac97/ac97_codec.c, line 1805 sound/pci/ac97/ac97_codec.c, line 1811 sound/pci/ac97/ac97_codec.c, line 1812 sound/pci/ac97/ac97_codec.c, line 1815 sound/pci/ac97/ac97_codec.c, line 1816 sound/pci/ac97/ac97_codec.c, line 1817 sound/pci/ac97/ac97_codec.c, line 1818 sound/pci/ac97/ac97_codec.c, line 1819 sound/pci/ac97/ac97_codec.c, line 1822 sound/pci/ac97/ac97_codec.c, line 1823 sound/pci/ac97/ac97_codec.c, line 1825 sound/pci/ac97/ac97_codec.c, line 1826 sound/pci/ac97/ac97_codec.c, line 1827 sound/pci/ac97/ac97_codec.c, line 1828 sound/pci/ac97/ac97_codec.c, line 1829 sound/pci/ac97/ac97_codec.c, line 1830 sound/pci/ac97/ac97_codec.c, line 1831 sound/pci/ac97/ac97_codec.c, line 1845 sound/pci/ac97/ac97_codec.c, line 1847 sound/pci/ac97/ac97_codec.c, line 1847 sound/pci/ac97/ac97_codec.c, line 1847 sound/pci/ac97/ac97_codec.c, line 1848 sound/pci/ac97/ac97_codec.c, line 1848 sound/pci/ac97/ac97_codec.c, line 1849 sound/pci/ac97/ac97_codec.c, line 2021 sound/pci/ac97/ac97_codec.c, line 2070 sound/pci/ac97/ac97_codec.c, line 2071 sound/pci/ac97/ac97_codec.c, line 2071 sound/pci/ac97/ac97_codec.c, line 2109 sound/pci/ac97/ac97_codec.c, line 2110 sound/pci/ac97/ac97_codec.c, line 2111 sound/pci/korg1212/korg1212.c, line 1405 sound/pci/korg1212/korg1212.c, line 1436 sound/pci/rme9652/hdsp.c, line 4465 sound/pci/rme9652/hdsp.c, line 4542 sound/pci/rme9652/hdspm.c, line 6079 sound/pci/rme9652/hdspm.c, line 6085 sound/pci/rme9652/rme9652.c, line 2316 sound/pci/rme9652/rme9652.c, line 2376 sound/soc/au1x/db1200.c, line 176 sound/soc/au1x/db1200.c, line 179 sound/usb/card.c, line 83 sound/usb/card.c, line 99 sound/usb/card.c, line 100 sound/usb/card.c, line 619 sound/usb/card.c, line 619 sound/usb/card.c, line 627