diff options
author | Andrew de Quincey <adq_dvb@lidskialf.net> | 2006-04-19 00:47:12 +0400 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-25 08:59:32 +0400 |
commit | 56e0314d7bf56ada38f16edc44bec61741975b4d (patch) | |
tree | b97e11adbcd053175e49bd3ee4f8e03deb229467 /drivers/media/dvb/b2c2 | |
parent | 30fa61a5ee91bc546f9ebea70c7abda04b5b3e1e (diff) | |
download | linux-56e0314d7bf56ada38f16edc44bec61741975b4d.tar.xz |
V4L/DVB (3886): Convert flexcop-fe-tuner to refactored tuner code
Rename pll calls to appropriate tuner calls.
Remove pll functions from demod structures.
Hook tuner call into tuner_ops.
Attach dvb-pll where possible.
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>
Diffstat (limited to 'drivers/media/dvb/b2c2')
-rw-r--r-- | drivers/media/dvb/b2c2/flexcop-fe-tuner.c | 81 |
1 files changed, 67 insertions, 14 deletions
diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c index 9f758042ea47..89ea76201506 100644 --- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c +++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c @@ -167,11 +167,12 @@ static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend* fe, u32 srate, return 0; } -static int samsung_tbmu24112_pll_set(struct dvb_frontend* fe, struct i2c_adapter *i2c, struct dvb_frontend_parameters* params) +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; @@ -182,8 +183,11 @@ static int samsung_tbmu24112_pll_set(struct dvb_frontend* fe, struct i2c_adapter if (params->frequency < 1500000) buf[3] |= 0x10; - if (i2c_transfer(i2c, &msg, 1) != 1) + if (fe->ops->i2c_gate_ctrl) + fe->ops->i2c_gate_ctrl(fe, 1); + if (i2c_transfer(&fc->i2c_adap, &msg, 1) != 1) { return -EIO; + } return 0; } @@ -242,7 +246,6 @@ static struct stv0299_config samsung_tbmu24112_config = { .volt13_op0_op1 = STV0299_VOLT13_OP1, .min_delay_ms = 100, .set_symbol_rate = samsung_tbmu24112_set_symbol_rate, - .pll_set = samsung_tbmu24112_pll_set, }; /* dvb-t mt352 */ @@ -265,11 +268,14 @@ static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe) return 0; } -static int samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf) +static int samsung_tdtc9251dh0_calc_regs(struct dvb_frontend* fe, struct dvb_frontend_parameters *params, u8* pllbuf, int buf_len) { u32 div; unsigned char bs = 0; + if (buf_len < 5) + return -EINVAL; + #define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */ div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6; @@ -277,19 +283,18 @@ static int samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_front if (params->frequency >= 161000000 && params->frequency <= 439000000) bs = 0x0a; if (params->frequency >= 447000000 && params->frequency <= 863000000) bs = 0x08; - pllbuf[0] = 0xc2; /* Note: non-linux standard PLL i2c address */ + pllbuf[0] = 0x61; pllbuf[1] = div >> 8; pllbuf[2] = div & 0xff; pllbuf[3] = 0xcc; pllbuf[4] = bs; - return 0; + return 5; } static struct mt352_config samsung_tdtc9251dh0_config = { .demod_address = 0x0f, .demod_init = samsung_tdtc9251dh0_demod_init, - .pll_set = samsung_tdtc9251dh0_pll_set, }; static int flexcop_fe_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name) @@ -298,8 +303,7 @@ static int flexcop_fe_request_firmware(struct dvb_frontend* fe, const struct fir return request_firmware(fw, name, fc->dev); } -static int lgdt3303_pll_set(struct dvb_frontend* fe, - struct dvb_frontend_parameters* params) +static int lgdt3303_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters *params) { struct flexcop_device *fc = fe->dvb->priv; return lg_h06xf_pll_set(fe, &fc->i2c_adap, params); @@ -309,14 +313,11 @@ static struct lgdt330x_config air2pc_atsc_hd5000_config = { .demod_address = 0x59, .demod_chip = LGDT3303, .serial_mpeg = 0x04, - .pll_set = lgdt3303_pll_set, .clock_polarity_flip = 1, }; static struct nxt200x_config samsung_tbmv_config = { .demod_address = 0x0a, - .pll_address = 0xc2, - .pll_desc = &dvb_pll_samsung_tbmv, }; static struct bcm3510_config air2pc_atsc_first_gen_config = { @@ -324,7 +325,7 @@ static struct bcm3510_config air2pc_atsc_first_gen_config = { .request_firmware = flexcop_fe_request_firmware, }; -static int skystar23_samsung_tbdu18132_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) +static int skystar23_samsung_tbdu18132_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend_parameters *params) { u8 buf[4]; u32 div; @@ -341,6 +342,8 @@ static int skystar23_samsung_tbdu18132_pll_set(struct dvb_frontend* fe, struct d if (params->frequency < 1550000) buf[3] |= 0x02; + if (fe->ops->i2c_gate_ctrl) + fe->ops->i2c_gate_ctrl(fe, 1); if (i2c_transfer(&fc->i2c_adap, &msg, 1) != 1) return -EIO; return 0; @@ -349,9 +352,51 @@ static int skystar23_samsung_tbdu18132_pll_set(struct dvb_frontend* fe, struct d static struct mt312_config skystar23_samsung_tbdu18132_config = { .demod_address = 0x0e, - .pll_set = skystar23_samsung_tbdu18132_pll_set, }; +int alps_tdee4_stv0297_tuner_set_params (struct dvb_frontend* fe, struct dvb_frontend_parameters *fep) +{ + struct flexcop_device *fc = fe->dvb->priv; + u8 buf[4]; + u16 div; + int ret; + +/* 62.5 kHz * 10 */ +#define REF_FREQ 625 +#define FREQ_OFFSET 36125 + + div = ((fep->frequency/1000 + FREQ_OFFSET ) * 10) / REF_FREQ; // 4 MHz = 4000 KHz + + buf[0] = (u8)( div >> 8) & 0x7f; + buf[1] = (u8) div & 0xff; + +/* F(osc) = N * Reference Freq. (62.5 kHz) + * byte 2 : 0 N14 N13 N12 N11 N10 N9 N8 + * byte 3 : N7 N6 N5 N4 N3 N2 N1 N0 + * byte 4 : 1 * * AGD R3 R2 R1 R0 + * byte 5 : C1 * RE RTS BS4 BS3 BS2 BS1 + * AGD = 1, R3 R2 R1 R0 = 0 1 0 1 => byte 4 = 1**10101 = 0x95 */ + buf[2] = 0x95; + +// Range(MHz) C1 * RE RTS BS4 BS3 BS2 BS1 Byte 5 +// 47 - 153 0 * 0 0 0 0 0 1 0x01 +// 153 - 430 0 * 0 0 0 0 1 0 0x02 +// 430 - 822 0 * 0 0 1 0 0 0 0x08 +// 822 - 862 1 * 0 0 1 0 0 0 0x88 + + if (fep->frequency <= 153000000) buf[3] = 0x01; + else if (fep->frequency <= 430000000) buf[3] = 0x02; + else if (fep->frequency <= 822000000) buf[3] = 0x08; + else buf[3] = 0x88; + + if (fe->ops->i2c_gate_ctrl) + fe->ops->i2c_gate_ctrl(fe, 1); + deb_tuner("tuner buffer for %d Hz: %x %x %x %x\n",fep->frequency, buf[0],buf[1],buf[2],buf[3]); + ret = fc->i2c_request(fc,FC_WRITE,FC_I2C_PORT_TUNER,0x61,buf[0],&buf[1],3); + deb_tuner("tuner write returned: %d\n",ret); + + return 0; +} static u8 alps_tdee4_stv0297_inittab[] = { 0x80, 0x01, @@ -462,6 +507,8 @@ int flexcop_frontend_init(struct flexcop_device *fc) if ((fc->fe = stv0299_attach(&samsung_tbmu24112_config, &fc->i2c_adap)) != NULL) { 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; @@ -473,16 +520,19 @@ int flexcop_frontend_init(struct flexcop_device *fc) /* try the air dvb-t (mt352/Samsung tdtc9251dh0(??)) */ if ((fc->fe = mt352_attach(&samsung_tdtc9251dh0_config, &fc->i2c_adap)) != NULL ) { fc->dev_type = FC_AIR_DVB; + fc->fe->ops->tuner_ops.calc_regs = samsung_tdtc9251dh0_calc_regs; info("found the mt352 at i2c address: 0x%02x",samsung_tdtc9251dh0_config.demod_address); } else /* try the air atsc 2nd generation (nxt2002) */ if ((fc->fe = nxt200x_attach(&samsung_tbmv_config, &fc->i2c_adap)) != NULL) { fc->dev_type = FC_AIR_ATSC2; + dvb_pll_attach(fc->fe, 0x61, &fc->i2c_adap, &dvb_pll_samsung_tbmv); info("found the nxt2002 at i2c address: 0x%02x",samsung_tbmv_config.demod_address); } else /* try the air atsc 3nd generation (lgdt3303) */ if ((fc->fe = lgdt330x_attach(&air2pc_atsc_hd5000_config, &fc->i2c_adap)) != NULL) { fc->dev_type = FC_AIR_ATSC3; + fc->fe->ops->tuner_ops.set_params = lgdt3303_tuner_set_params; info("found the lgdt3303 at i2c address: 0x%02x",air2pc_atsc_hd5000_config.demod_address); } else /* try the air atsc 1nd generation (bcm3510)/panasonic ct10s */ @@ -493,12 +543,15 @@ int flexcop_frontend_init(struct flexcop_device *fc) /* try the cable dvb (stv0297) */ if ((fc->fe = stv0297_attach(&alps_tdee4_stv0297_config, &fc->i2c_adap)) != NULL) { fc->dev_type = FC_CABLE; + fc->fe->ops->tuner_ops.set_params = alps_tdee4_stv0297_tuner_set_params; info("found the stv0297 at i2c address: 0x%02x",alps_tdee4_stv0297_config.demod_address); } else /* try the sky v2.3 (vp310/Samsung tbdu18132(tsa5059)) */ if ((fc->fe = vp310_mt312_attach(&skystar23_samsung_tbdu18132_config, &fc->i2c_adap)) != NULL) { 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; |