[media] mn88473: simplify bandwidth registers setting code

Signed-off-by: Benjamin Larsson <benjamin@southpole.se>
Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Benjamin Larsson 2015-01-12 20:23:26 -03:00 committed by Mauro Carvalho Chehab
parent 3b786f1316
commit 3d945be05a
1 changed files with 6 additions and 21 deletions
drivers/staging/media/mn88473

View File

@ -59,28 +59,13 @@ static int mn88473_set_frontend(struct dvb_frontend *fe)
goto err;
}
switch (c->delivery_system) {
case SYS_DVBT:
case SYS_DVBT2:
if (c->bandwidth_hz <= 6000000) {
/* IF 3570000 Hz, BW 6000000 Hz */
memcpy(bw_val, "\xe9\x55\x55\x1c\x29\x1c\x29", 7);
} else if (c->bandwidth_hz <= 7000000) {
/* IF 4570000 Hz, BW 7000000 Hz */
memcpy(bw_val, "\xc8\x00\x00\x17\x0a\x17\x0a", 7);
} else if (c->bandwidth_hz <= 8000000) {
/* IF 4570000 Hz, BW 8000000 Hz */
memcpy(bw_val, "\xaf\x00\x00\x11\xec\x11\xec", 7);
} else {
ret = -EINVAL;
goto err;
}
break;
case SYS_DVBC_ANNEX_A:
/* IF 5070000 Hz, BW 8000000 Hz */
if (c->bandwidth_hz <= 6000000) {
memcpy(bw_val, "\xe9\x55\x55\x1c\x29\x1c\x29", 7);
} else if (c->bandwidth_hz <= 7000000) {
memcpy(bw_val, "\xc8\x00\x00\x17\x0a\x17\x0a", 7);
} else if (c->bandwidth_hz <= 8000000) {
memcpy(bw_val, "\xaf\x00\x00\x11\xec\x11\xec", 7);
break;
default:
} else {
ret = -EINVAL;
goto err;
}