RISC_IRQ          114 drivers/media/pci/bt8xx/bt878.c #define RISC_IRQ		(1 << 24)
RISC_IRQ           31 drivers/media/pci/mantis/mantis_dma.c #define RISC_IRQ		(0x01 << 24)
RISC_IRQ          112 sound/pci/bt87x.c #define RISC_IRQ		(  1 << 24)	/* interrupt */