diff options
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/dvb-usb-i2c.c | 24 | ||||
| -rw-r--r-- | drivers/media/dvb/dvb-usb/dvb-usb.h | 6 |
2 files changed, 18 insertions, 12 deletions
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-i2c.c b/drivers/media/dvb/dvb-usb/dvb-usb-i2c.c index 9b254532af4..b067c72f835 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-i2c.c +++ b/drivers/media/dvb/dvb-usb/dvb-usb-i2c.c @@ -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); diff --git a/drivers/media/dvb/dvb-usb/dvb-usb.h b/drivers/media/dvb/dvb-usb/dvb-usb.h index fead958a57e..311acb43e4c 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb.h +++ b/drivers/media/dvb/dvb-usb/dvb-usb.h @@ -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 { |