V4L/DVB (5696): M920x: add missing error handling to prevent syslog spamming

Signed-off-by: Aapo Tahkola <aet@rasterburn.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Aapo Tahkola 2007-05-08 18:33:52 -03:00 committed by Mauro Carvalho Chehab
parent 3ab3b69de5
commit d577ee004d

View file

@ -407,6 +407,7 @@ static int m920x_identify_state(struct usb_device *udev,
/* demod configurations */
static int m920x_mt352_demod_init(struct dvb_frontend *fe)
{
int ret;
u8 config[] = { CONFIG, 0x3d };
u8 clock[] = { CLOCK_CTL, 0x30 };
u8 reset[] = { RESET, 0x80 };
@ -416,17 +417,25 @@ static int m920x_mt352_demod_init(struct dvb_frontend *fe)
u8 unk1[] = { 0x93, 0x1a };
u8 unk2[] = { 0xb5, 0x7a };
mt352_write(fe, config, ARRAY_SIZE(config));
mt352_write(fe, clock, ARRAY_SIZE(clock));
mt352_write(fe, reset, ARRAY_SIZE(reset));
mt352_write(fe, adc_ctl, ARRAY_SIZE(adc_ctl));
mt352_write(fe, agc, ARRAY_SIZE(agc));
mt352_write(fe, sec_agc, ARRAY_SIZE(sec_agc));
mt352_write(fe, unk1, ARRAY_SIZE(unk1));
mt352_write(fe, unk2, ARRAY_SIZE(unk2));
deb("Demod init!\n");
if ((ret = mt352_write(fe, config, ARRAY_SIZE(config))) != 0)
return ret;
if ((ret = mt352_write(fe, clock, ARRAY_SIZE(clock))) != 0)
return ret;
if ((ret = mt352_write(fe, reset, ARRAY_SIZE(reset))) != 0)
return ret;
if ((ret = mt352_write(fe, adc_ctl, ARRAY_SIZE(adc_ctl))) != 0)
return ret;
if ((ret = mt352_write(fe, agc, ARRAY_SIZE(agc))) != 0)
return ret;
if ((ret = mt352_write(fe, sec_agc, ARRAY_SIZE(sec_agc))) != 0)
return ret;
if ((ret = mt352_write(fe, unk1, ARRAY_SIZE(unk1))) != 0)
return ret;
if ((ret = mt352_write(fe, unk2, ARRAY_SIZE(unk2))) != 0)
return ret;
return 0;
}