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V4L/DVB (3881): Convert core dvb-usb pll code to refactored tuner code

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Rename pll calls to appropriate tuner calls.
Add pll gate control calls where appropriate.

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 17:47:11 -03:00 committed by Mauro Carvalho Chehab
parent 651b81be15
commit ee6a2cb65c
2 changed files with 18 additions and 12 deletions
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24
drivers/media/dvb/dvb-usb/dvb-usb-i2c.c
View File

@ -46,7 +46,7 @@ int dvb_usb_i2c_exit(struct dvb_usb_device *d)
return 0;
}
int dvb_usb_pll_init_i2c(struct dvb_frontend *fe)
int dvb_usb_tuner_init_i2c(struct dvb_frontend *fe)
{
struct dvb_usb_device *d = fe->dvb->priv;
struct i2c_msg msg = { .addr = d->pll_addr, .flags = 0, .buf = d->pll_init, .len = 4 };
@ -63,6 +63,8 @@ int dvb_usb_pll_init_i2c(struct dvb_frontend *fe)
deb_pll("pll-buf: %x %x %x %x\n",d->pll_init[0],d->pll_init[1],
d->pll_init[2],d->pll_init[3]);
if (fe->ops->i2c_gate_ctrl)
fe->ops->i2c_gate_ctrl(fe, 1);
if (i2c_transfer (&d->i2c_adap, &msg, 1) != 1) {
err("tuner i2c write failed for pll_init.");
ret = -EREMOTEIO;
@ -73,38 +75,42 @@ int dvb_usb_pll_init_i2c(struct dvb_frontend *fe)
d->tuner_pass_ctrl(fe,0,d->pll_addr);
return ret;
}
EXPORT_SYMBOL(dvb_usb_pll_init_i2c);
EXPORT_SYMBOL(dvb_usb_tuner_init_i2c);
int dvb_usb_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep, u8 b[5])
int dvb_usb_tuner_pllbuf(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep, u8 *b, int buf_len)
{
struct dvb_usb_device *d = fe->dvb->priv;
if (buf_len != 5)
return -EINVAL;
if (d->pll_desc == NULL)
return 0;
deb_pll("pll addr: %x, freq: %d %p\n",d->pll_addr,fep->frequency,d->pll_desc);
b[0] = d->pll_addr << 1;
b[0] = d->pll_addr;
dvb_pll_configure(d->pll_desc,&b[1],fep->frequency,fep->u.ofdm.bandwidth);
deb_pll("pll-buf: %x %x %x %x %x\n",b[0],b[1],b[2],b[3],b[4]);
return 0;
return 5;
}
EXPORT_SYMBOL(dvb_usb_pll_set);
EXPORT_SYMBOL(dvb_usb_tuner_pllbuf);
int dvb_usb_pll_set_i2c(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
int dvb_usb_tuner_set_frequency_i2c(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
{
struct dvb_usb_device *d = fe->dvb->priv;
int ret = 0;
u8 b[5];
struct i2c_msg msg = { .addr = d->pll_addr, .flags = 0, .buf = &b[1], .len = 4 };
dvb_usb_pll_set(fe,fep,b);
dvb_usb_tuner_pllbuf(fe,fep,b,5);
if (d->tuner_pass_ctrl)
d->tuner_pass_ctrl(fe,1,d->pll_addr);
if (fe->ops->i2c_gate_ctrl)
fe->ops->i2c_gate_ctrl(fe, 1);
if (i2c_transfer (&d->i2c_adap, &msg, 1) != 1) {
err("tuner i2c write failed for pll_set.");
ret = -EREMOTEIO;
@ -116,4 +122,4 @@ int dvb_usb_pll_set_i2c(struct dvb_frontend *fe, struct dvb_frontend_parameters
return ret;
}
EXPORT_SYMBOL(dvb_usb_pll_set_i2c);
EXPORT_SYMBOL(dvb_usb_tuner_set_frequency_i2c);

6
drivers/media/dvb/dvb-usb/dvb-usb.h
View File

@ -330,9 +330,9 @@ extern int dvb_usb_generic_write(struct dvb_usb_device *, u8 *, u16);
extern int dvb_usb_nec_rc_key_to_event(struct dvb_usb_device *, u8[], u32 *, int *);
/* commonly used pll init and set functions */
extern int dvb_usb_pll_init_i2c(struct dvb_frontend *);
extern int dvb_usb_pll_set(struct dvb_frontend *, struct dvb_frontend_parameters *, u8[]);
extern int dvb_usb_pll_set_i2c(struct dvb_frontend *, struct dvb_frontend_parameters *);
extern int dvb_usb_tuner_init_i2c(struct dvb_frontend *);
extern int dvb_usb_tuner_pllbuf(struct dvb_frontend *, struct dvb_frontend_parameters *, u8 *buf, int buf_len);
extern int dvb_usb_tuner_set_params_i2c(struct dvb_frontend *, struct dvb_frontend_parameters *);
/* commonly used firmware download types and function */
struct hexline {