From ddd86436f4e3643c04b797f858dab95d5f2e4de9 Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 15:00:15 +0000 Subject: fish --- drivers/media/common/b2c2/flexcop-fe-tuner.c | 678 +++++++++++++++++++++++++++ 1 file changed, 678 insertions(+) create mode 100644 drivers/media/common/b2c2/flexcop-fe-tuner.c (limited to 'drivers/media/common/b2c2/flexcop-fe-tuner.c') diff --git a/drivers/media/common/b2c2/flexcop-fe-tuner.c b/drivers/media/common/b2c2/flexcop-fe-tuner.c new file mode 100644 index 0000000..7e14e90 --- /dev/null +++ b/drivers/media/common/b2c2/flexcop-fe-tuner.c @@ -0,0 +1,678 @@ +/* + * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III + * flexcop-fe-tuner.c - methods for frontend attachment and DiSEqC controlling + * see flexcop.c for copyright information + */ +#include +#include "flexcop.h" +#include "mt312.h" +#include "stv0299.h" +#include "s5h1420.h" +#include "itd1000.h" +#include "cx24113.h" +#include "cx24123.h" +#include "isl6421.h" +#include "mt352.h" +#include "bcm3510.h" +#include "nxt200x.h" +#include "dvb-pll.h" +#include "lgdt330x.h" +#include "tuner-simple.h" +#include "stv0297.h" + + +/* Can we use the specified front-end? Remember that if we are compiled + * into the kernel we can't call code that's in modules. */ +#define FE_SUPPORTED(fe) (defined(CONFIG_DVB_##fe) || \ + (defined(CONFIG_DVB_##fe##_MODULE) && defined(MODULE))) + +/* lnb control */ +#if FE_SUPPORTED(MT312) || FE_SUPPORTED(STV0299) +static int flexcop_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +{ + struct flexcop_device *fc = fe->dvb->priv; + flexcop_ibi_value v; + deb_tuner("polarity/voltage = %u\n", voltage); + + v = fc->read_ibi_reg(fc, misc_204); + switch (voltage) { + case SEC_VOLTAGE_OFF: + v.misc_204.ACPI1_sig = 1; + break; + case SEC_VOLTAGE_13: + v.misc_204.ACPI1_sig = 0; + v.misc_204.LNB_L_H_sig = 0; + break; + case SEC_VOLTAGE_18: + v.misc_204.ACPI1_sig = 0; + v.misc_204.LNB_L_H_sig = 1; + break; + default: + err("unknown SEC_VOLTAGE value"); + return -EINVAL; + } + return fc->write_ibi_reg(fc, misc_204, v); +} +#endif + +#if FE_SUPPORTED(S5H1420) || FE_SUPPORTED(STV0299) || FE_SUPPORTED(MT312) +static int flexcop_sleep(struct dvb_frontend* fe) +{ + struct flexcop_device *fc = fe->dvb->priv; + if (fc->fe_sleep) + return fc->fe_sleep(fe); + return 0; +} +#endif + +/* SkyStar2 DVB-S rev 2.3 */ +#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 }; */ + struct flexcop_device *fc = fe->dvb->priv; + flexcop_ibi_value v; + u16 ax; + v.raw = 0; + deb_tuner("tone = %u\n",tone); + + switch (tone) { + case SEC_TONE_ON: + ax = 0x01ff; + break; + case SEC_TONE_OFF: + ax = 0; + break; + default: + err("unknown SEC_TONE value"); + return -EINVAL; + } + + v.lnb_switch_freq_200.LNB_CTLPrescaler_sig = 1; /* divide by 2 */ + v.lnb_switch_freq_200.LNB_CTLHighCount_sig = ax; + v.lnb_switch_freq_200.LNB_CTLLowCount_sig = ax == 0 ? 0x1ff : ax; + return fc->write_ibi_reg(fc,lnb_switch_freq_200,v); +} + +static void flexcop_diseqc_send_bit(struct dvb_frontend* fe, int data) +{ + flexcop_set_tone(fe, SEC_TONE_ON); + udelay(data ? 500 : 1000); + flexcop_set_tone(fe, SEC_TONE_OFF); + udelay(data ? 1000 : 500); +} + +static void flexcop_diseqc_send_byte(struct dvb_frontend* fe, int data) +{ + int i, par = 1, d; + for (i = 7; i >= 0; i--) { + d = (data >> i) & 1; + par ^= d; + flexcop_diseqc_send_bit(fe, d); + } + flexcop_diseqc_send_bit(fe, par); +} + +static int flexcop_send_diseqc_msg(struct dvb_frontend *fe, + int len, u8 *msg, unsigned long burst) +{ + int i; + + flexcop_set_tone(fe, SEC_TONE_OFF); + mdelay(16); + + for (i = 0; i < len; i++) + flexcop_diseqc_send_byte(fe,msg[i]); + mdelay(16); + + if (burst != -1) { + if (burst) + flexcop_diseqc_send_byte(fe, 0xff); + else { + flexcop_set_tone(fe, SEC_TONE_ON); + mdelay(12); + udelay(500); + flexcop_set_tone(fe, SEC_TONE_OFF); + } + msleep(20); + } + return 0; +} + +static int flexcop_diseqc_send_master_cmd(struct dvb_frontend *fe, + struct dvb_diseqc_master_cmd *cmd) +{ + return flexcop_send_diseqc_msg(fe, cmd->msg_len, cmd->msg, 0); +} + +static int flexcop_diseqc_send_burst(struct dvb_frontend *fe, + fe_sec_mini_cmd_t minicmd) +{ + return flexcop_send_diseqc_msg(fe, 0, NULL, minicmd); +} + +static struct mt312_config skystar23_samsung_tbdu18132_config = { + .demod_address = 0x0e, +}; + +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) + 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) && FE_SUPPORTED(PLL) +static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend *fe, + u32 srate, u32 ratio) +{ + u8 aclk = 0; + u8 bclk = 0; + + if (srate < 1500000) { + aclk = 0xb7; bclk = 0x47; + } else if (srate < 3000000) { + aclk = 0xb7; bclk = 0x4b; + } else if (srate < 7000000) { + aclk = 0xb7; bclk = 0x4f; + } else if (srate < 14000000) { + aclk = 0xb7; bclk = 0x53; + } else if (srate < 30000000) { + aclk = 0xb6; bclk = 0x53; + } else if (srate < 45000000) { + aclk = 0xb4; bclk = 0x51; + } + + stv0299_writereg(fe, 0x13, aclk); + stv0299_writereg(fe, 0x14, bclk); + stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff); + stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff); + stv0299_writereg(fe, 0x21, ratio & 0xf0); + return 0; +} + +static u8 samsung_tbmu24112_inittab[] = { + 0x01, 0x15, + 0x02, 0x30, + 0x03, 0x00, + 0x04, 0x7D, + 0x05, 0x35, + 0x06, 0x02, + 0x07, 0x00, + 0x08, 0xC3, + 0x0C, 0x00, + 0x0D, 0x81, + 0x0E, 0x23, + 0x0F, 0x12, + 0x10, 0x7E, + 0x11, 0x84, + 0x12, 0xB9, + 0x13, 0x88, + 0x14, 0x89, + 0x15, 0xC9, + 0x16, 0x00, + 0x17, 0x5C, + 0x18, 0x00, + 0x19, 0x00, + 0x1A, 0x00, + 0x1C, 0x00, + 0x1D, 0x00, + 0x1E, 0x00, + 0x1F, 0x3A, + 0x20, 0x2E, + 0x21, 0x80, + 0x22, 0xFF, + 0x23, 0xC1, + 0x28, 0x00, + 0x29, 0x1E, + 0x2A, 0x14, + 0x2B, 0x0F, + 0x2C, 0x09, + 0x2D, 0x05, + 0x31, 0x1F, + 0x32, 0x19, + 0x33, 0xFE, + 0x34, 0x93, + 0xff, 0xff, +}; + +static struct stv0299_config samsung_tbmu24112_config = { + .demod_address = 0x68, + .inittab = samsung_tbmu24112_inittab, + .mclk = 88000000UL, + .invert = 0, + .skip_reinit = 0, + .lock_output = STV0299_LOCKOUTPUT_LK, + .volt13_op0_op1 = STV0299_VOLT13_OP1, + .min_delay_ms = 100, + .set_symbol_rate = samsung_tbmu24112_set_symbol_rate, +}; + +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) + 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 +#endif + +/* SkyStar2 DVB-S rev 2.7 */ +#if FE_SUPPORTED(S5H1420) && FE_SUPPORTED(ISL6421) && FE_SUPPORTED(TUNER_ITD1000) +static struct s5h1420_config skystar2_rev2_7_s5h1420_config = { + .demod_address = 0x53, + .invert = 1, + .repeated_start_workaround = 1, + .serial_mpeg = 1, +}; + +static struct itd1000_config skystar2_rev2_7_itd1000_config = { + .i2c_address = 0x61, +}; + +static int skystar2_rev27_attach(struct flexcop_device *fc, + struct i2c_adapter *i2c) +{ + flexcop_ibi_value r108; + struct i2c_adapter *i2c_tuner; + + /* enable no_base_addr - no repeated start when reading */ + fc->fc_i2c_adap[0].no_base_addr = 1; + fc->fe = dvb_attach(s5h1420_attach, &skystar2_rev2_7_s5h1420_config, + i2c); + if (!fc->fe) + goto fail; + + i2c_tuner = s5h1420_get_tuner_i2c_adapter(fc->fe); + if (!i2c_tuner) + goto fail; + + fc->fe_sleep = fc->fe->ops.sleep; + fc->fe->ops.sleep = flexcop_sleep; + + /* enable no_base_addr - no repeated start when reading */ + fc->fc_i2c_adap[2].no_base_addr = 1; + if (!dvb_attach(isl6421_attach, fc->fe, &fc->fc_i2c_adap[2].i2c_adap, + 0x08, 1, 1, false)) { + err("ISL6421 could NOT be attached"); + goto fail_isl; + } + info("ISL6421 successfully attached"); + + /* the ITD1000 requires a lower i2c clock - is it a problem ? */ + r108.raw = 0x00000506; + fc->write_ibi_reg(fc, tw_sm_c_108, r108); + if (!dvb_attach(itd1000_attach, fc->fe, i2c_tuner, + &skystar2_rev2_7_itd1000_config)) { + err("ITD1000 could NOT be attached"); + /* Should i2c clock be restored? */ + goto fail_isl; + } + info("ITD1000 successfully attached"); + + return 1; + +fail_isl: + fc->fc_i2c_adap[2].no_base_addr = 0; +fail: + /* for the next devices we need it again */ + fc->fc_i2c_adap[0].no_base_addr = 0; + return 0; +} +#else +#define skystar2_rev27_attach NULL +#endif + +/* SkyStar2 rev 2.8 */ +#if FE_SUPPORTED(CX24123) && FE_SUPPORTED(ISL6421) && FE_SUPPORTED(TUNER_CX24113) +static struct cx24123_config skystar2_rev2_8_cx24123_config = { + .demod_address = 0x55, + .dont_use_pll = 1, + .agc_callback = cx24113_agc_callback, +}; + +static const struct cx24113_config skystar2_rev2_8_cx24113_config = { + .i2c_addr = 0x54, + .xtal_khz = 10111, +}; + +static int skystar2_rev28_attach(struct flexcop_device *fc, + struct i2c_adapter *i2c) +{ + struct i2c_adapter *i2c_tuner; + + fc->fe = dvb_attach(cx24123_attach, &skystar2_rev2_8_cx24123_config, + i2c); + if (!fc->fe) + return 0; + + i2c_tuner = cx24123_get_tuner_i2c_adapter(fc->fe); + if (!i2c_tuner) + return 0; + + if (!dvb_attach(cx24113_attach, fc->fe, &skystar2_rev2_8_cx24113_config, + i2c_tuner)) { + err("CX24113 could NOT be attached"); + return 0; + } + info("CX24113 successfully attached"); + + fc->fc_i2c_adap[2].no_base_addr = 1; + if (!dvb_attach(isl6421_attach, fc->fe, &fc->fc_i2c_adap[2].i2c_adap, + 0x08, 0, 0, false)) { + err("ISL6421 could NOT be attached"); + fc->fc_i2c_adap[2].no_base_addr = 0; + return 0; + } + info("ISL6421 successfully attached"); + /* TODO on i2c_adap[1] addr 0x11 (EEPROM) there seems to be an + * IR-receiver (PIC16F818) - but the card has no input for that ??? */ + return 1; +} +#else +#define skystar2_rev28_attach NULL +#endif + +/* AirStar DVB-T */ +#if FE_SUPPORTED(MT352) && FE_SUPPORTED(PLL) +static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend *fe) +{ + static u8 mt352_clock_config[] = { 0x89, 0x18, 0x2d }; + static u8 mt352_reset[] = { 0x50, 0x80 }; + static u8 mt352_adc_ctl_1_cfg[] = { 0x8E, 0x40 }; + static u8 mt352_agc_cfg[] = { 0x67, 0x28, 0xa1 }; + static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 }; + + mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config)); + udelay(2000); + mt352_write(fe, mt352_reset, sizeof(mt352_reset)); + mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg)); + mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg)); + mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg)); + return 0; +} + +static struct mt352_config samsung_tdtc9251dh0_config = { + .demod_address = 0x0f, + .demod_init = samsung_tdtc9251dh0_demod_init, +}; + +static int airstar_dvbt_attach(struct flexcop_device *fc, + struct i2c_adapter *i2c) +{ + fc->fe = dvb_attach(mt352_attach, &samsung_tdtc9251dh0_config, i2c); + if (!fc->fe) + return 0; + + return !!dvb_attach(dvb_pll_attach, fc->fe, 0x61, NULL, + DVB_PLL_SAMSUNG_TDTC9251DH0); +} +#else +#define airstar_dvbt_attach NULL +#endif + +/* AirStar ATSC 1st generation */ +#if FE_SUPPORTED(BCM3510) +static int flexcop_fe_request_firmware(struct dvb_frontend *fe, + const struct firmware **fw, char* name) +{ + struct flexcop_device *fc = fe->dvb->priv; + return request_firmware(fw, name, fc->dev); +} + +static struct bcm3510_config air2pc_atsc_first_gen_config = { + .demod_address = 0x0f, + .request_firmware = flexcop_fe_request_firmware, +}; + +static int airstar_atsc1_attach(struct flexcop_device *fc, + struct i2c_adapter *i2c) +{ + fc->fe = dvb_attach(bcm3510_attach, &air2pc_atsc_first_gen_config, i2c); + return fc->fe != NULL; +} +#else +#define airstar_atsc1_attach NULL +#endif + +/* AirStar ATSC 2nd generation */ +#if FE_SUPPORTED(NXT200X) && FE_SUPPORTED(PLL) +static struct nxt200x_config samsung_tbmv_config = { + .demod_address = 0x0a, +}; + +static int airstar_atsc2_attach(struct flexcop_device *fc, + struct i2c_adapter *i2c) +{ + fc->fe = dvb_attach(nxt200x_attach, &samsung_tbmv_config, i2c); + if (!fc->fe) + return 0; + + return !!dvb_attach(dvb_pll_attach, fc->fe, 0x61, NULL, + DVB_PLL_SAMSUNG_TBMV); +} +#else +#define airstar_atsc2_attach NULL +#endif + +/* AirStar ATSC 3rd generation */ +#if FE_SUPPORTED(LGDT330X) +static struct lgdt330x_config air2pc_atsc_hd5000_config = { + .demod_address = 0x59, + .demod_chip = LGDT3303, + .serial_mpeg = 0x04, + .clock_polarity_flip = 1, +}; + +static int airstar_atsc3_attach(struct flexcop_device *fc, + struct i2c_adapter *i2c) +{ + fc->fe = dvb_attach(lgdt330x_attach, &air2pc_atsc_hd5000_config, i2c); + if (!fc->fe) + return 0; + + return !!dvb_attach(simple_tuner_attach, fc->fe, i2c, 0x61, + TUNER_LG_TDVS_H06XF); +} +#else +#define airstar_atsc3_attach NULL +#endif + +/* CableStar2 DVB-C */ +#if FE_SUPPORTED(STV0297) && FE_SUPPORTED(PLL) +static u8 alps_tdee4_stv0297_inittab[] = { + 0x80, 0x01, + 0x80, 0x00, + 0x81, 0x01, + 0x81, 0x00, + 0x00, 0x48, + 0x01, 0x58, + 0x03, 0x00, + 0x04, 0x00, + 0x07, 0x00, + 0x08, 0x00, + 0x30, 0xff, + 0x31, 0x9d, + 0x32, 0xff, + 0x33, 0x00, + 0x34, 0x29, + 0x35, 0x55, + 0x36, 0x80, + 0x37, 0x6e, + 0x38, 0x9c, + 0x40, 0x1a, + 0x41, 0xfe, + 0x42, 0x33, + 0x43, 0x00, + 0x44, 0xff, + 0x45, 0x00, + 0x46, 0x00, + 0x49, 0x04, + 0x4a, 0x51, + 0x4b, 0xf8, + 0x52, 0x30, + 0x53, 0x06, + 0x59, 0x06, + 0x5a, 0x5e, + 0x5b, 0x04, + 0x61, 0x49, + 0x62, 0x0a, + 0x70, 0xff, + 0x71, 0x04, + 0x72, 0x00, + 0x73, 0x00, + 0x74, 0x0c, + 0x80, 0x20, + 0x81, 0x00, + 0x82, 0x30, + 0x83, 0x00, + 0x84, 0x04, + 0x85, 0x22, + 0x86, 0x08, + 0x87, 0x1b, + 0x88, 0x00, + 0x89, 0x00, + 0x90, 0x00, + 0x91, 0x04, + 0xa0, 0x86, + 0xa1, 0x00, + 0xa2, 0x00, + 0xb0, 0x91, + 0xb1, 0x0b, + 0xc0, 0x5b, + 0xc1, 0x10, + 0xc2, 0x12, + 0xd0, 0x02, + 0xd1, 0x00, + 0xd2, 0x00, + 0xd3, 0x00, + 0xd4, 0x02, + 0xd5, 0x00, + 0xde, 0x00, + 0xdf, 0x01, + 0xff, 0xff, +}; + +static struct stv0297_config alps_tdee4_stv0297_config = { + .demod_address = 0x1c, + .inittab = alps_tdee4_stv0297_inittab, +}; + +static int cablestar2_attach(struct flexcop_device *fc, + struct i2c_adapter *i2c) +{ + fc->fc_i2c_adap[0].no_base_addr = 1; + fc->fe = dvb_attach(stv0297_attach, &alps_tdee4_stv0297_config, i2c); + if (!fc->fe) + goto fail; + + /* This tuner doesn't use the stv0297's I2C gate, but instead the + * tuner is connected to a different flexcop I2C adapter. */ + if (fc->fe->ops.i2c_gate_ctrl) + fc->fe->ops.i2c_gate_ctrl(fc->fe, 0); + fc->fe->ops.i2c_gate_ctrl = NULL; + + if (!dvb_attach(dvb_pll_attach, fc->fe, 0x61, + &fc->fc_i2c_adap[2].i2c_adap, DVB_PLL_TDEE4)) + goto fail; + + return 1; + +fail: + /* Reset for next frontend to try */ + fc->fc_i2c_adap[0].no_base_addr = 0; + return 0; +} +#else +#define cablestar2_attach NULL +#endif + +static struct { + flexcop_device_type_t type; + int (*attach)(struct flexcop_device *, struct i2c_adapter *); +} flexcop_frontends[] = { + { FC_SKY_REV27, skystar2_rev27_attach }, + { FC_SKY_REV28, skystar2_rev28_attach }, + { FC_SKY_REV26, skystar2_rev26_attach }, + { FC_AIR_DVBT, airstar_dvbt_attach }, + { FC_AIR_ATSC2, airstar_atsc2_attach }, + { FC_AIR_ATSC3, airstar_atsc3_attach }, + { FC_AIR_ATSC1, airstar_atsc1_attach }, + { FC_CABLE, cablestar2_attach }, + { FC_SKY_REV23, skystar2_rev23_attach }, +}; + +/* try to figure out the frontend */ +int flexcop_frontend_init(struct flexcop_device *fc) +{ + int i; + for (i = 0; i < ARRAY_SIZE(flexcop_frontends); i++) { + if (!flexcop_frontends[i].attach) + continue; + /* type needs to be set before, because of some workarounds + * done based on the probed card type */ + fc->dev_type = flexcop_frontends[i].type; + if (flexcop_frontends[i].attach(fc, &fc->fc_i2c_adap[0].i2c_adap)) + goto fe_found; + /* Clean up partially attached frontend */ + if (fc->fe) { + dvb_frontend_detach(fc->fe); + fc->fe = NULL; + } + } + fc->dev_type = FC_UNK; + err("no frontend driver found for this B2C2/FlexCop adapter"); + return -ENODEV; + +fe_found: + info("found '%s' .", fc->fe->ops.info.name); + if (dvb_register_frontend(&fc->dvb_adapter, fc->fe)) { + err("frontend registration failed!"); + dvb_frontend_detach(fc->fe); + fc->fe = NULL; + return -EINVAL; + } + fc->init_state |= FC_STATE_FE_INIT; + return 0; +} + +void flexcop_frontend_exit(struct flexcop_device *fc) +{ + if (fc->init_state & FC_STATE_FE_INIT) { + dvb_unregister_frontend(fc->fe); + dvb_frontend_detach(fc->fe); + } + fc->init_state &= ~FC_STATE_FE_INIT; +} -- cgit v1.2.3