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V4L/DVB (6678): tda18271: define init callback 

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky 2007-11-22 17:13:00 -03:00 committed by Mauro Carvalho Chehab
parent 63806eeb61
commit 22ee1250bd
1 changed files with 10 additions and 8 deletions
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18
drivers/media/dvb/frontends/tda18271.c
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@ -429,17 +429,11 @@ static void tda18271_write_regs(struct dvb_frontend *fe, int idx, int len)
/*---------------------------------------------------------------------*/ /*---------------------------------------------------------------------*/
static void tda18271_init_regs(struct dvb_frontend *fe) static int tda18271_init_regs(struct dvb_frontend *fe)
{ {
struct tda18271_priv *priv = fe->tuner_priv; struct tda18271_priv *priv = fe->tuner_priv;
unsigned char *regs = priv->tda18271_regs; unsigned char *regs = priv->tda18271_regs;
tda18271_read_regs(fe);
/* test IR_CAL_OK to see if we need init */
if ((regs[R_EP1] & 0x08) != 0)
return;
printk(KERN_INFO "tda18271: initializing registers\n"); printk(KERN_INFO "tda18271: initializing registers\n");
/* initialize registers */ /* initialize registers */
@ -616,6 +610,8 @@ static void tda18271_init_regs(struct dvb_frontend *fe)
regs[R_EP1] = 0xc6; regs[R_EP1] = 0xc6;
tda18271_write_regs(fe, R_EP1, 1); tda18271_write_regs(fe, R_EP1, 1);
return 0;
} }
static int tda18271_tune(struct dvb_frontend *fe, static int tda18271_tune(struct dvb_frontend *fe,
@ -626,10 +622,15 @@ static int tda18271_tune(struct dvb_frontend *fe,
u32 div, N = 0; u32 div, N = 0;
int i; int i;
tda18271_read_regs(fe);
/* test IR_CAL_OK to see if we need init */
if ((regs[R_EP1] & 0x08) == 0)
tda18271_init_regs(fe);
dprintk(1, "freq = %d, ifc = %d\n", freq, ifc); dprintk(1, "freq = %d, ifc = %d\n", freq, ifc);
tda18271_init_regs(fe);
/* RF tracking filter calibration */ /* RF tracking filter calibration */
/* calculate BP_Filter */ /* calculate BP_Filter */
@ -1024,6 +1025,7 @@ static struct dvb_tuner_ops tda18271_tuner_ops = {
.frequency_max = 864000000, .frequency_max = 864000000,
.frequency_step = 62500 .frequency_step = 62500
}, },
.init = tda18271_init_regs,
.set_params = tda18271_set_params, .set_params = tda18271_set_params,
.set_analog_params = tda18271_set_analog_params, .set_analog_params = tda18271_set_analog_params,
.release = tda18271_release, .release = tda18271_release,