redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

[media] mn88472: simplify bandwidth registers setting code

Browse source 
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 2015-01-02 21:50:44 -03:00 committed by Mauro Carvalho Chehab
parent e601044212
commit 5ee803a20f
1 changed files with 14 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

41
drivers/staging/media/mn88472/mn88472.c
View file

@ -58,35 +58,22 @@ static int mn88472_set_frontend(struct dvb_frontend *fe)
goto err;
}
switch (c->delivery_system) {
case SYS_DVBT:
case SYS_DVBT2:
if (c->bandwidth_hz <= 5000000) {
memcpy(bw_val, "\xe5\x99\x9a\x1b\xa9\x1b\xa9", 7);
bw_val2 = 0x03;
} else if (c->bandwidth_hz <= 6000000) {
/* IF 3570000 Hz, BW 6000000 Hz */
memcpy(bw_val, "\xbf\x55\x55\x15\x6b\x15\x6b", 7);
bw_val2 = 0x02;
} else if (c->bandwidth_hz <= 7000000) {
/* IF 4570000 Hz, BW 7000000 Hz */
memcpy(bw_val, "\xa4\x00\x00\x0f\x2c\x0f\x2c", 7);
bw_val2 = 0x01;
} else if (c->bandwidth_hz <= 8000000) {
/* IF 4570000 Hz, BW 8000000 Hz */
memcpy(bw_val, "\x8f\x80\x00\x08\xee\x08\xee", 7);
bw_val2 = 0x00;
} else {
ret = -EINVAL;
goto err;
}
break;
case SYS_DVBC_ANNEX_A:
/* IF 5070000 Hz, BW 8000000 Hz */
if (c->bandwidth_hz <= 5000000) {
memcpy(bw_val, "\xe5\x99\x9a\x1b\xa9\x1b\xa9", 7);
bw_val2 = 0x03;
} else if (c->bandwidth_hz <= 6000000) {
/* IF 3570000 Hz, BW 6000000 Hz */
memcpy(bw_val, "\xbf\x55\x55\x15\x6b\x15\x6b", 7);
bw_val2 = 0x02;
} else if (c->bandwidth_hz <= 7000000) {
/* IF 4570000 Hz, BW 7000000 Hz */
memcpy(bw_val, "\xa4\x00\x00\x0f\x2c\x0f\x2c", 7);
bw_val2 = 0x01;
} else if (c->bandwidth_hz <= 8000000) {
/* IF 4570000 Hz, BW 8000000 Hz */
memcpy(bw_val, "\x8f\x80\x00\x08\xee\x08\xee", 7);
bw_val2 = 0x00;
break;
default:
} else {
ret = -EINVAL;
goto err;
}