prev_speed_hz     155 drivers/spi/spi-txx9.c 	u32 prev_speed_hz = 0;
prev_speed_hz     188 drivers/spi/spi-txx9.c 		if (prev_speed_hz != speed_hz
prev_speed_hz     200 drivers/spi/spi-txx9.c 			prev_speed_hz = speed_hz;