XREG_POWER_DOWN  1312 drivers/media/tuners/tuner-xc2028.c 		rc = send_seq(priv, {0x00, XREG_POWER_DOWN, 0x00, 0x00});
XREG_POWER_DOWN  1314 drivers/media/tuners/tuner-xc2028.c 		rc = send_seq(priv, {0x80, XREG_POWER_DOWN, 0x00, 0x00});
XREG_POWER_DOWN  1589 drivers/media/tuners/xc4000.c 		if (xc_write_reg(priv, XREG_POWER_DOWN, 0) != 0) {