BYTE_REG_BITS_OFF 495 drivers/net/ethernet/via/via-rhine.c #define BYTE_REG_BITS_OFF(x, p) do { iowrite8(ioread8((p)) & (~(x)), (p)); } while (0) BYTE_REG_BITS_OFF 43 drivers/net/ethernet/via/via-velocity.h #define BYTE_REG_BITS_OFF(x,p) do { writeb(readb((p)) & (~(x)),(p));} while (0)