[media] mxl111sf-tuner: tune SYS_ATSCMH just like SYS_ATSC

The MxL111SF tuner is programmed the same way for ATSC-MH
as it is programmed for ATSC.
Signed-off-by: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/dvb-usb/mxl111sf-tuner.c

@@ -284,6 +284,7 @@ static int mxl111sf_tuner_set_params(struct dvb_frontend *fe)
 
 	switch (delsys) {
 	case SYS_ATSC:
+	case SYS_ATSCMH:
 		bw = 0; /* ATSC */
 		break;
 	case SYS_DVBC_ANNEX_B: