fir16_create      167 drivers/misc/echo/echo.c 	history = fir16_create(&ec->fir_state, ec->fir_taps16[0], ec->taps);
fir16_create      170 drivers/misc/echo/echo.c 	history = fir16_create(&ec->fir_state_bg, ec->fir_taps16[1], ec->taps);