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V4L/DVB (3850): Convert stv0297 to refactored tuner code 

Convert to tuner_ops calls.
Remove pll function pointers from structure.
Remove unneeded tuner calls.
Add i2c gate control function.
Remove extra exported pll gate control function.

Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Andrew de Quincey 2006-04-18 17:47:09 -03:00 committed by Mauro Carvalho Chehab
parent a81870e00b
commit 58ac7d3617
2 changed files with 10 additions and 13 deletions
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14
drivers/media/dvb/frontends/stv0297.c
View File

@ -276,12 +276,14 @@ static int stv0297_set_inversion(struct stv0297_state *state, fe_spectral_invers
return 0;
}
int stv0297_enable_plli2c(struct dvb_frontend *fe)
static int stv0297_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
{
struct stv0297_state *state = fe->demodulator_priv;
if (enable) {
stv0297_writereg(state, 0x87, 0x78);
stv0297_writereg(state, 0x86, 0xc8);
}
return 0;
}
@ -296,9 +298,6 @@ static int stv0297_init(struct dvb_frontend *fe)
stv0297_writereg(state, state->config->inittab[i], state->config->inittab[i+1]);
msleep(200);
if (state->config->pll_init)
state->config->pll_init(fe);
return 0;
}
@ -421,7 +420,10 @@ static int stv0297_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_par
}
stv0297_init(fe);
state->config->pll_set(fe, p);
if (fe->ops->tuner_ops.set_params) {
fe->ops->tuner_ops.set_params(fe, p);
if (fe->ops->i2c_gate_ctrl) fe->ops->i2c_gate_ctrl(fe, 0);
}
/* clear software interrupts */
stv0297_writereg(state, 0x82, 0x0);
@ -668,6 +670,7 @@ static struct dvb_frontend_ops stv0297_ops = {
.init = stv0297_init,
.sleep = stv0297_sleep,
.i2c_gate_ctrl = stv0297_i2c_gate_ctrl,
.set_frontend = stv0297_set_frontend,
.get_frontend = stv0297_get_frontend,
@ -684,4 +687,3 @@ MODULE_AUTHOR("Dennis Noermann and Andrew de Quincey");
MODULE_LICENSE("GPL");
EXPORT_SYMBOL(stv0297_attach);
EXPORT_SYMBOL(stv0297_enable_plli2c);

5
drivers/media/dvb/frontends/stv0297.h
View File

@ -37,14 +37,9 @@ struct stv0297_config
/* does the "inversion" need inverted? */
u8 invert:1;
/* PLL maintenance */
int (*pll_init)(struct dvb_frontend* fe);
int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
};
extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
struct i2c_adapter* i2c);
extern int stv0297_enable_plli2c(struct dvb_frontend* fe);
#endif // STV0297_H