diff options
Diffstat (limited to 'drivers/media/dvb/b2c2')
| -rw-r--r-- | drivers/media/dvb/b2c2/flexcop-fe-tuner.c | 105 |
1 files changed, 31 insertions, 74 deletions
diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c index c35661a5ab27..5bf9049c6c00 100644 --- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c +++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c @@ -66,7 +66,7 @@ static int flexcop_sleep(struct dvb_frontend* fe) #endif /* SkyStar2 DVB-S rev 2.3 */ -#if FE_SUPPORTED(MT312) +#if FE_SUPPORTED(MT312) && FE_SUPPORTED(PLL) static int flexcop_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone) { /* u16 wz_half_period_for_45_mhz[] = { 0x01ff, 0x0154, 0x00ff, 0x00cc }; */ @@ -155,55 +155,34 @@ static struct mt312_config skystar23_samsung_tbdu18132_config = { .demod_address = 0x0e, }; -static int skystar23_samsung_tbdu18132_tuner_set_params(struct dvb_frontend *fe, - struct dvb_frontend_parameters *params) -{ - u8 buf[4]; - u32 div; - struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, - .len = sizeof(buf) }; - struct flexcop_device *fc = fe->dvb->priv; - div = (params->frequency + (125/2)) / 125; - - buf[0] = (div >> 8) & 0x7f; - buf[1] = (div >> 0) & 0xff; - buf[2] = 0x84 | ((div >> 10) & 0x60); - buf[3] = 0x80; - - if (params->frequency < 1550000) - buf[3] |= 0x02; - - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 1); - if (i2c_transfer(&fc->fc_i2c_adap[0].i2c_adap, &msg, 1) != 1) - return -EIO; - return 0; -} - static int skystar2_rev23_attach(struct flexcop_device *fc, struct i2c_adapter *i2c) { + struct dvb_frontend_ops *ops; + fc->fe = dvb_attach(mt312_attach, &skystar23_samsung_tbdu18132_config, i2c); - if (fc->fe != NULL) { - struct dvb_frontend_ops *ops = &fc->fe->ops; - ops->tuner_ops.set_params = - skystar23_samsung_tbdu18132_tuner_set_params; - ops->diseqc_send_master_cmd = flexcop_diseqc_send_master_cmd; - ops->diseqc_send_burst = flexcop_diseqc_send_burst; - ops->set_tone = flexcop_set_tone; - ops->set_voltage = flexcop_set_voltage; - fc->fe_sleep = ops->sleep; - ops->sleep = flexcop_sleep; - return 1; - } - return 0; + if (!fc->fe) + return 0; + + if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61, i2c, + DVB_PLL_SAMSUNG_TBDU18132)) + return 0; + + ops = &fc->fe->ops; + ops->diseqc_send_master_cmd = flexcop_diseqc_send_master_cmd; + ops->diseqc_send_burst = flexcop_diseqc_send_burst; + ops->set_tone = flexcop_set_tone; + ops->set_voltage = flexcop_set_voltage; + fc->fe_sleep = ops->sleep; + ops->sleep = flexcop_sleep; + return 1; } #else #define skystar2_rev23_attach NULL #endif /* SkyStar2 DVB-S rev 2.6 */ -#if FE_SUPPORTED(STV0299) +#if FE_SUPPORTED(STV0299) && FE_SUPPORTED(PLL) static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio) { @@ -232,31 +211,6 @@ static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend *fe, return 0; } -static int samsung_tbmu24112_tuner_set_params(struct dvb_frontend *fe, - struct dvb_frontend_parameters *params) -{ - u8 buf[4]; - u32 div; - struct i2c_msg msg = { - .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) }; - struct flexcop_device *fc = fe->dvb->priv; - div = params->frequency / 125; - - buf[0] = (div >> 8) & 0x7f; - buf[1] = div & 0xff; - buf[2] = 0x84; /* 0xC4 */ - buf[3] = 0x08; - - if (params->frequency < 1500000) - buf[3] |= 0x10; - - if (fe->ops.i2c_gate_ctrl) - fe->ops.i2c_gate_ctrl(fe, 1); - if (i2c_transfer(&fc->fc_i2c_adap[0].i2c_adap, &msg, 1) != 1) - return -EIO; - return 0; -} - static u8 samsung_tbmu24112_inittab[] = { 0x01, 0x15, 0x02, 0x30, @@ -318,15 +272,18 @@ static int skystar2_rev26_attach(struct flexcop_device *fc, struct i2c_adapter *i2c) { fc->fe = dvb_attach(stv0299_attach, &samsung_tbmu24112_config, i2c); - if (fc->fe != NULL) { - struct dvb_frontend_ops *ops = &fc->fe->ops; - ops->tuner_ops.set_params = samsung_tbmu24112_tuner_set_params; - ops->set_voltage = flexcop_set_voltage; - fc->fe_sleep = ops->sleep; - ops->sleep = flexcop_sleep; - return 1; - } - return 0; + if (!fc->fe) + return 0; + + if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61, i2c, + DVB_PLL_SAMSUNG_TBMU24112)) + return 0; + + fc->fe->ops.set_voltage = flexcop_set_voltage; + fc->fe_sleep = fc->fe->ops.sleep; + fc->fe->ops.sleep = flexcop_sleep; + return 1; + } #else #define skystar2_rev26_attach NULL |
