Extern or forward variable declaration at include/sound/hdaudio.h, line 27 References: include/sound/hda_codec.h, line 88 include/sound/hda_codec.h, line 180 include/sound/hdaudio.h, line 27 include/sound/hdaudio.h, line 222 include/sound/hdaudio.h, line 234 sound/pci/hda/hda_bind.c, line 26 sound/pci/hda/hda_generic.c, line 6117 sound/pci/hda/patch_analog.c, line 1155 sound/pci/hda/patch_ca0110.c, line 73 sound/pci/hda/patch_ca0132.c, line 8856 sound/pci/hda/patch_cirrus.c, line 1226 sound/pci/hda/patch_conexant.c, line 1085 sound/pci/hda/patch_hdmi.c, line 3831 sound/pci/hda/patch_realtek.c, line 8946 sound/pci/hda/patch_sigmatel.c, line 5048 sound/pci/hda/patch_via.c, line 1174 sound/soc/codecs/hdac_hdmi.c, line 1988 sound/soc/codecs/hdac_hdmi.c, line 2133