V4L/DVB (6678): tda18271: define init callback
authorMichael Krufky <mkrufky@linuxtv.org>
Thu, 22 Nov 2007 20:13:00 +0000 (17:13 -0300)
committerMauro Carvalho Chehab <mchehab@infradead.org>
Fri, 25 Jan 2008 21:02:59 +0000 (19:02 -0200)
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
drivers/media/dvb/frontends/tda18271.c

index aaaa2f8..ad72ff6 100644 (file)
@@ -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;
        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");
 
        /* initialize registers */
@@ -616,6 +610,8 @@ static void tda18271_init_regs(struct dvb_frontend *fe)
 
        regs[R_EP1] = 0xc6;
        tda18271_write_regs(fe, R_EP1, 1);
+
+       return 0;
 }
 
 static int tda18271_tune(struct dvb_frontend *fe,
@@ -626,10 +622,15 @@ static int tda18271_tune(struct dvb_frontend *fe,
        u32 div, N = 0;
        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);
 
-       tda18271_init_regs(fe);
        /* RF tracking filter calibration */
 
        /* calculate BP_Filter */
@@ -1024,6 +1025,7 @@ static struct dvb_tuner_ops tda18271_tuner_ops = {
                .frequency_max  = 864000000,
                .frequency_step =     62500
        },
+       .init              = tda18271_init_regs,
        .set_params        = tda18271_set_params,
        .set_analog_params = tda18271_set_analog_params,
        .release           = tda18271_release,