Function at drivers/isdn/hisax/hscx_irq.c, line 83 References: drivers/isdn/hisax/asuscom.c, line 387 drivers/isdn/hisax/avm_a1.c, line 296 drivers/isdn/hisax/avm_a1p.c, line 255 drivers/isdn/hisax/bkm_a8.c, line 427 drivers/isdn/hisax/diva.c, line 945 drivers/isdn/hisax/elsa.c, line 1178 drivers/isdn/hisax/gazel.c, line 666 drivers/isdn/hisax/hscx_irq.c, line 83 drivers/isdn/hisax/hscx_irq.c, line 197 drivers/isdn/hisax/hscx_irq.c, line 216 drivers/isdn/hisax/hscx_irq.c, line 236 drivers/isdn/hisax/hscx_irq.c, line 266 drivers/isdn/hisax/ix1_micro.c, line 306 drivers/isdn/hisax/mic.c, line 225 drivers/isdn/hisax/niccy.c, line 369 drivers/isdn/hisax/s0box.c, line 250 drivers/isdn/hisax/saphir.c, line 287 drivers/isdn/hisax/sedlbauer.c, line 749 drivers/isdn/hisax/sportster.c, line 258 drivers/isdn/hisax/teles0.c, line 354 drivers/isdn/hisax/teles3.c, line 488 drivers/isdn/hisax/telespci.c, line 342