Structure at drivers/media/radio/radio-isa.h, line 56 References: drivers/media/radio/radio-aimslab.c, line 153 drivers/media/radio/radio-aztech.c, line 120 drivers/media/radio/radio-gemtek.c, line 277 drivers/media/radio/radio-isa.c, line 63 drivers/media/radio/radio-isa.c, line 93 drivers/media/radio/radio-isa.c, line 216 drivers/media/radio/radio-isa.c, line 295 drivers/media/radio/radio-isa.c, line 310 drivers/media/radio/radio-isa.h, line 33 drivers/media/radio/radio-isa.h, line 42 drivers/media/radio/radio-isa.h, line 56 drivers/media/radio/radio-isa.h, line 83 drivers/media/radio/radio-rtrack2.c, line 102 drivers/media/radio/radio-terratec.c, line 129 drivers/media/radio/radio-trust.c, line 201 drivers/media/radio/radio-typhoon.c, line 132 drivers/media/radio/radio-zoltrix.c, line 205