diff options
| -rw-r--r-- | drivers/media/tuners/it913x.c | 165 |
1 files changed, 45 insertions, 120 deletions
diff --git a/drivers/media/tuners/it913x.c b/drivers/media/tuners/it913x.c index 6ee4f97..f1938a1 100644 --- a/drivers/media/tuners/it913x.c +++ b/drivers/media/tuners/it913x.c @@ -43,7 +43,6 @@ struct it913x_fe_state { u32 ucblocks; }; - static int it913x_read_reg(struct it913x_fe_state *state, u32 reg, u8 *data, u8 count) { @@ -147,10 +146,54 @@ static int it913x_init_tuner(struct dvb_frontend *fe) { struct it913x_fe_state *state = fe->tuner_priv; int ret, i, reg; + struct it913xset *set_lna; u8 val, nv_val; u8 nv[] = {48, 32, 24, 16, 12, 8, 6, 4, 2}; u8 b[2]; + /* v1 or v2 tuner script */ + if (state->config->chip_ver > 1) + ret = it913x_fe_script_loader(state, it9135_v2); + else + ret = it913x_fe_script_loader(state, it9135_v1); + if (ret < 0) + return ret; + + /* LNA Scripts */ + switch (state->tuner_type) { + case IT9135_51: + set_lna = it9135_51; + break; + case IT9135_52: + set_lna = it9135_52; + break; + case IT9135_60: + set_lna = it9135_60; + break; + case IT9135_61: + set_lna = it9135_61; + break; + case IT9135_62: + set_lna = it9135_62; + break; + case IT9135_38: + default: + set_lna = it9135_38; + } + pr_info("Tuner LNA type :%02x\n", state->tuner_type); + + ret = it913x_fe_script_loader(state, set_lna); + if (ret < 0) + return ret; + + if (state->config->chip_ver == 2) { + ret = it913x_write_reg(state, PRO_DMOD, TRIGGER_OFSM, 0x1); + ret |= it913x_write_reg(state, PRO_LINK, PADODPU, 0x0); + ret |= it913x_write_reg(state, PRO_LINK, AGC_O_D, 0x0); + } + if (ret < 0) + return -ENODEV; + reg = it913x_read_reg_u8(state, 0xec86); switch (reg) { case 0: @@ -361,6 +404,7 @@ static int it9137_set_tuner(struct dvb_frontend *fe) static int it913x_fe_suspend(struct it913x_fe_state *state) { int ret = 0; + return 0; #if 0 int ret, i; u8 b; @@ -397,121 +441,6 @@ static int it913x_fe_sleep(struct dvb_frontend *fe) return it913x_fe_suspend(state); } -static int it913x_fe_start(struct dvb_frontend *fe) -{ - struct it913x_fe_state *state = fe->tuner_priv; - struct it913xset *set_lna; -// struct it913xset *set_mode; - int ret; -// u8 adf = (state->config->adf & 0xf); -// u32 adc, xtal; -// u8 b[4]; - - if (state->config->chip_ver == 1) - ret = it913x_init_tuner(fe); - -#if 0 - pr_info("ADF table value :%02x\n", adf); - - if (adf < 10) { - state->crystalFrequency = fe_clockTable[adf].xtal ; - state->table = fe_clockTable[adf].table; - state->adcFrequency = state->table->adcFrequency; - - adc = compute_div(state->adcFrequency, 1000000ul, 19ul); - xtal = compute_div(state->crystalFrequency, 1000000ul, 19ul); - - } else - return -EINVAL; - - /* Set LED indicator on GPIOH3 */ - ret = it913x_write_reg(state, PRO_LINK, GPIOH3_EN, 0x1); - ret |= it913x_write_reg(state, PRO_LINK, GPIOH3_ON, 0x1); - ret |= it913x_write_reg(state, PRO_LINK, GPIOH3_O, 0x1); - - ret |= it913x_write_reg(state, PRO_LINK, 0xf641, state->tuner_type); - ret |= it913x_write_reg(state, PRO_DMOD, 0xf5ca, 0x01); - ret |= it913x_write_reg(state, PRO_DMOD, 0xf715, 0x01); - - b[0] = xtal & 0xff; - b[1] = (xtal >> 8) & 0xff; - b[2] = (xtal >> 16) & 0xff; - b[3] = (xtal >> 24); - ret |= it913x_write(state, PRO_DMOD, XTAL_CLK, b , 4); - - b[0] = adc & 0xff; - b[1] = (adc >> 8) & 0xff; - b[2] = (adc >> 16) & 0xff; - ret |= it913x_write(state, PRO_DMOD, ADC_FREQ, b, 3); - - if (state->config->adc_x2) - ret |= it913x_write_reg(state, PRO_DMOD, ADC_X_2, 0x01); - b[0] = 0; - b[1] = 0; - b[2] = 0; - ret |= it913x_write(state, PRO_DMOD, 0x0029, b, 3); - - pr_info("Crystal Frequency :%d Adc Frequency :%d ADC X2: %02x\n", - state->crystalFrequency, state->adcFrequency, - state->config->adc_x2); - pr_debug("Xtal value :%04x Adc value :%04x\n", xtal, adc); - - if (ret < 0) - return -ENODEV; -#endif - - /* v1 or v2 tuner script */ - if (state->config->chip_ver > 1) - ret = it913x_fe_script_loader(state, it9135_v2); - else - ret = it913x_fe_script_loader(state, it9135_v1); - if (ret < 0) - return ret; - - /* LNA Scripts */ - switch (state->tuner_type) { - case IT9135_51: - set_lna = it9135_51; - break; - case IT9135_52: - set_lna = it9135_52; - break; - case IT9135_60: - set_lna = it9135_60; - break; - case IT9135_61: - set_lna = it9135_61; - break; - case IT9135_62: - set_lna = it9135_62; - break; - case IT9135_38: - default: - set_lna = it9135_38; - } - pr_info("Tuner LNA type :%02x\n", state->tuner_type); - - ret = it913x_fe_script_loader(state, set_lna); - if (ret < 0) - return ret; - - if (state->config->chip_ver == 2) { - ret = it913x_write_reg(state, PRO_DMOD, TRIGGER_OFSM, 0x1); - ret |= it913x_write_reg(state, PRO_LINK, PADODPU, 0x0); - ret |= it913x_write_reg(state, PRO_LINK, AGC_O_D, 0x0); - ret |= it913x_init_tuner(fe); - } - if (ret < 0) - return -ENODEV; - - /* Always solo frontend */ -// set_mode = set_solo_fe; -// ret |= it913x_fe_script_loader(state, set_mode); - - ret |= it913x_fe_suspend(state); - return (ret < 0) ? -ENODEV : 0; -} - static int it913x_release(struct dvb_frontend *fe) { kfree(fe->tuner_priv); @@ -566,10 +495,6 @@ struct dvb_frontend *it913x_attach(struct dvb_frontend *fe, memcpy(&fe->ops.tuner_ops, &it913x_tuner_ops, sizeof(struct dvb_tuner_ops)); - ret = it913x_fe_start(fe); - if (ret < 0) - goto error; - pr_info("%s: ITE Tech IT913X attached\n", KBUILD_MODNAME); return fe; |