From 4b64bb268fa14b8aa971b55a090731caae6641e0 Mon Sep 17 00:00:00 2001 From: Antti Palosaari Date: Fri, 30 Mar 2012 08:21:25 -0300 Subject: [media] Afatech AF9033 DVB-T demodulator driver Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/Kconfig | 5 + drivers/media/dvb/frontends/Makefile | 1 + drivers/media/dvb/frontends/af9033.c | 706 ++++++++++++++++++++++++++++++ drivers/media/dvb/frontends/af9033.h | 73 +++ drivers/media/dvb/frontends/af9033_priv.h | 242 ++++++++++ 5 files changed, 1027 insertions(+) create mode 100644 drivers/media/dvb/frontends/af9033.c create mode 100644 drivers/media/dvb/frontends/af9033.h create mode 100644 drivers/media/dvb/frontends/af9033_priv.h (limited to 'drivers/media/dvb/frontends') diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig index 21246707fbfb..e11adb64e9e6 100644 --- a/drivers/media/dvb/frontends/Kconfig +++ b/drivers/media/dvb/frontends/Kconfig @@ -713,6 +713,11 @@ config DVB_M88RS2000 A DVB-S tuner module. Say Y when you want to support this frontend. +config DVB_AF9033 + tristate "Afatech AF9033 DVB-T demodulator" + depends on DVB_CORE && I2C + default m if DVB_FE_CUSTOMISE + comment "Tools to develop new frontends" config DVB_DUMMY_FE diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile index 86fa808bf589..6ca75578ecac 100644 --- a/drivers/media/dvb/frontends/Makefile +++ b/drivers/media/dvb/frontends/Makefile @@ -98,4 +98,5 @@ obj-$(CONFIG_DVB_A8293) += a8293.o obj-$(CONFIG_DVB_TDA10071) += tda10071.o obj-$(CONFIG_DVB_RTL2830) += rtl2830.o obj-$(CONFIG_DVB_M88RS2000) += m88rs2000.o +obj-$(CONFIG_DVB_AF9033) += af9033.o diff --git a/drivers/media/dvb/frontends/af9033.c b/drivers/media/dvb/frontends/af9033.c new file mode 100644 index 000000000000..161bbe5f2e3f --- /dev/null +++ b/drivers/media/dvb/frontends/af9033.c @@ -0,0 +1,706 @@ +/* + * Afatech AF9033 demodulator driver + * + * Copyright (C) 2009 Antti Palosaari + * Copyright (C) 2012 Antti Palosaari + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "af9033_priv.h" + +struct af9033_state { + struct i2c_adapter *i2c; + struct dvb_frontend fe; + struct af9033_config cfg; + + u32 bandwidth_hz; + bool ts_mode_parallel; + bool ts_mode_serial; +}; + +/* write multiple registers */ +static int af9033_wr_regs(struct af9033_state *state, u32 reg, const u8 *val, + int len) +{ + int ret; + u8 buf[3 + len]; + struct i2c_msg msg[1] = { + { + .addr = state->cfg.i2c_addr, + .flags = 0, + .len = sizeof(buf), + .buf = buf, + } + }; + + buf[0] = (reg >> 16) & 0xff; + buf[1] = (reg >> 8) & 0xff; + buf[2] = (reg >> 0) & 0xff; + memcpy(&buf[3], val, len); + + ret = i2c_transfer(state->i2c, msg, 1); + if (ret == 1) { + ret = 0; + } else { + printk(KERN_WARNING "%s: i2c wr failed=%d reg=%06x len=%d\n", + __func__, ret, reg, len); + ret = -EREMOTEIO; + } + + return ret; +} + +/* read multiple registers */ +static int af9033_rd_regs(struct af9033_state *state, u32 reg, u8 *val, int len) +{ + int ret; + u8 buf[3] = { (reg >> 16) & 0xff, (reg >> 8) & 0xff, + (reg >> 0) & 0xff }; + struct i2c_msg msg[2] = { + { + .addr = state->cfg.i2c_addr, + .flags = 0, + .len = sizeof(buf), + .buf = buf + }, { + .addr = state->cfg.i2c_addr, + .flags = I2C_M_RD, + .len = len, + .buf = val + } + }; + + ret = i2c_transfer(state->i2c, msg, 2); + if (ret == 2) { + ret = 0; + } else { + printk(KERN_WARNING "%s: i2c rd failed=%d reg=%06x len=%d\n", + __func__, ret, reg, len); + ret = -EREMOTEIO; + } + + return ret; +} + + +/* write single register */ +static int af9033_wr_reg(struct af9033_state *state, u32 reg, u8 val) +{ + return af9033_wr_regs(state, reg, &val, 1); +} + +/* read single register */ +static int af9033_rd_reg(struct af9033_state *state, u32 reg, u8 *val) +{ + return af9033_rd_regs(state, reg, val, 1); +} + +/* write single register with mask */ +static int af9033_wr_reg_mask(struct af9033_state *state, u32 reg, u8 val, + u8 mask) +{ + int ret; + u8 tmp; + + /* no need for read if whole reg is written */ + if (mask != 0xff) { + ret = af9033_rd_regs(state, reg, &tmp, 1); + if (ret) + return ret; + + val &= mask; + tmp &= ~mask; + val |= tmp; + } + + return af9033_wr_regs(state, reg, &val, 1); +} + +/* read single register with mask */ +static int af9033_rd_reg_mask(struct af9033_state *state, u32 reg, u8 *val, + u8 mask) +{ + int ret, i; + u8 tmp; + + ret = af9033_rd_regs(state, reg, &tmp, 1); + if (ret) + return ret; + + tmp &= mask; + + /* find position of the first bit */ + for (i = 0; i < 8; i++) { + if ((mask >> i) & 0x01) + break; + } + *val = tmp >> i; + + return 0; +} + +static u32 af9033_div(u32 a, u32 b, u32 x) +{ + u32 r = 0, c = 0, i; + + pr_debug("%s: a=%d b=%d x=%d\n", __func__, a, b, x); + + if (a > b) { + c = a / b; + a = a - c * b; + } + + for (i = 0; i < x; i++) { + if (a >= b) { + r += 1; + a -= b; + } + a <<= 1; + r <<= 1; + } + r = (c << (u32)x) + r; + + pr_debug("%s: a=%d b=%d x=%d r=%d r=%x\n", __func__, a, b, x, r, r); + + return r; +} + +static void af9033_release(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + + kfree(state); +} + +static int af9033_init(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret, i, len; + const struct reg_val *init; + u8 buf[4]; + u32 adc_cw, clock_cw; + struct reg_val_mask tab[] = { + { 0x80fb24, 0x00, 0x08 }, + { 0x80004c, 0x00, 0xff }, + { 0x00f641, state->cfg.tuner, 0xff }, + { 0x80f5ca, 0x01, 0x01 }, + { 0x80f715, 0x01, 0x01 }, + { 0x00f41f, 0x04, 0x04 }, + { 0x00f41a, 0x01, 0x01 }, + { 0x80f731, 0x00, 0x01 }, + { 0x00d91e, 0x00, 0x01 }, + { 0x00d919, 0x00, 0x01 }, + { 0x80f732, 0x00, 0x01 }, + { 0x00d91f, 0x00, 0x01 }, + { 0x00d91a, 0x00, 0x01 }, + { 0x80f730, 0x00, 0x01 }, + { 0x80f778, 0x00, 0xff }, + { 0x80f73c, 0x01, 0x01 }, + { 0x80f776, 0x00, 0x01 }, + { 0x00d8fd, 0x01, 0xff }, + { 0x00d830, 0x01, 0xff }, + { 0x00d831, 0x00, 0xff }, + { 0x00d832, 0x00, 0xff }, + { 0x80f985, state->ts_mode_serial, 0x01 }, + { 0x80f986, state->ts_mode_parallel, 0x01 }, + { 0x00d827, 0x00, 0xff }, + { 0x00d829, 0x00, 0xff }, + }; + + /* program clock control */ + clock_cw = af9033_div(state->cfg.clock, 1000000ul, 19ul); + buf[0] = (clock_cw >> 0) & 0xff; + buf[1] = (clock_cw >> 8) & 0xff; + buf[2] = (clock_cw >> 16) & 0xff; + buf[3] = (clock_cw >> 24) & 0xff; + + pr_debug("%s: clock=%d clock_cw=%08x\n", __func__, state->cfg.clock, + clock_cw); + + ret = af9033_wr_regs(state, 0x800025, buf, 4); + if (ret < 0) + goto err; + + /* program ADC control */ + for (i = 0; i < ARRAY_SIZE(clock_adc_lut); i++) { + if (clock_adc_lut[i].clock == state->cfg.clock) + break; + } + + adc_cw = af9033_div(clock_adc_lut[i].adc, 1000000ul, 19ul); + buf[0] = (adc_cw >> 0) & 0xff; + buf[1] = (adc_cw >> 8) & 0xff; + buf[2] = (adc_cw >> 16) & 0xff; + + pr_debug("%s: adc=%d adc_cw=%06x\n", __func__, clock_adc_lut[i].adc, + adc_cw); + + ret = af9033_wr_regs(state, 0x80f1cd, buf, 3); + if (ret < 0) + goto err; + + /* program register table */ + for (i = 0; i < ARRAY_SIZE(tab); i++) { + ret = af9033_wr_reg_mask(state, tab[i].reg, tab[i].val, + tab[i].mask); + if (ret < 0) + goto err; + } + + /* settings for TS interface */ + if (state->cfg.ts_mode == AF9033_TS_MODE_USB) { + ret = af9033_wr_reg_mask(state, 0x80f9a5, 0x00, 0x01); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x80f9b5, 0x01, 0x01); + if (ret < 0) + goto err; + } else { + ret = af9033_wr_reg_mask(state, 0x80f990, 0x00, 0x01); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x80f9b5, 0x00, 0x01); + if (ret < 0) + goto err; + } + + /* load OFSM settings */ + pr_debug("%s: load ofsm settings\n", __func__); + len = ARRAY_SIZE(ofsm_init); + init = ofsm_init; + for (i = 0; i < len; i++) { + ret = af9033_wr_reg(state, init[i].reg, init[i].val); + if (ret < 0) + goto err; + } + + /* load tuner specific settings */ + pr_debug("%s: load tuner specific settings\n", + __func__); + switch (state->cfg.tuner) { + case AF9033_TUNER_TUA9001: + len = ARRAY_SIZE(tuner_init_tua9001); + init = tuner_init_tua9001; + break; + default: + pr_debug("%s: unsupported tuner ID=%d\n", __func__, + state->cfg.tuner); + ret = -ENODEV; + goto err; + } + + for (i = 0; i < len; i++) { + ret = af9033_wr_reg(state, init[i].reg, init[i].val); + if (ret < 0) + goto err; + } + + state->bandwidth_hz = 0; /* force to program all parameters */ + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_sleep(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret, i; + u8 tmp; + + ret = af9033_wr_reg(state, 0x80004c, 1); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800000, 0); + if (ret < 0) + goto err; + + for (i = 100, tmp = 1; i && tmp; i--) { + ret = af9033_rd_reg(state, 0x80004c, &tmp); + if (ret < 0) + goto err; + + usleep_range(200, 10000); + } + + pr_debug("%s: loop=%d", __func__, i); + + if (i == 0) { + ret = -ETIMEDOUT; + goto err; + } + + ret = af9033_wr_reg_mask(state, 0x80fb24, 0x08, 0x08); + if (ret < 0) + goto err; + + /* prevent current leak (?) */ + if (state->cfg.ts_mode == AF9033_TS_MODE_SERIAL) { + /* enable parallel TS */ + ret = af9033_wr_reg_mask(state, 0x00d917, 0x00, 0x01); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x00d916, 0x01, 0x01); + if (ret < 0) + goto err; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings *fesettings) +{ + fesettings->min_delay_ms = 800; + fesettings->step_size = 0; + fesettings->max_drift = 0; + + return 0; +} + +static int af9033_set_frontend(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + int ret, i; + u8 tmp, buf[3], bandwidth_reg_val; + u32 if_frequency, freq_cw; + + pr_debug("%s: frequency=%d bandwidth_hz=%d\n", __func__, c->frequency, + c->bandwidth_hz); + + /* check bandwidth */ + switch (c->bandwidth_hz) { + case 6000000: + bandwidth_reg_val = 0x00; + break; + case 7000000: + bandwidth_reg_val = 0x01; + break; + case 8000000: + bandwidth_reg_val = 0x02; + break; + default: + pr_debug("%s: invalid bandwidth_hz\n", __func__); + ret = -EINVAL; + goto err; + } + + /* program tuner */ + if (fe->ops.tuner_ops.set_params) + fe->ops.tuner_ops.set_params(fe); + + /* program CFOE coefficients */ + if (c->bandwidth_hz != state->bandwidth_hz) { + for (i = 0; i < ARRAY_SIZE(coeff_lut); i++) { + if (coeff_lut[i].clock == state->cfg.clock && + coeff_lut[i].bandwidth_hz == c->bandwidth_hz) { + break; + } + } + ret = af9033_wr_regs(state, 0x800001, + coeff_lut[i].val, sizeof(coeff_lut[i].val)); + } + + /* program frequency control */ + if (c->bandwidth_hz != state->bandwidth_hz) { + /* get used IF frequency */ + if (fe->ops.tuner_ops.get_if_frequency) + fe->ops.tuner_ops.get_if_frequency(fe, &if_frequency); + else + if_frequency = 0; + + /* FIXME: we support only Zero-IF currently */ + if (if_frequency != 0) { + pr_debug("%s: only Zero-IF supported currently\n", + __func__); + + ret = -ENODEV; + goto err; + } + + freq_cw = 0; + buf[0] = (freq_cw >> 0) & 0xff; + buf[1] = (freq_cw >> 8) & 0xff; + buf[2] = (freq_cw >> 16) & 0x7f; + ret = af9033_wr_regs(state, 0x800029, buf, 3); + if (ret < 0) + goto err; + + state->bandwidth_hz = c->bandwidth_hz; + } + + ret = af9033_wr_reg_mask(state, 0x80f904, bandwidth_reg_val, 0x03); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800040, 0x00); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800047, 0x00); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x80f999, 0x00, 0x01); + if (ret < 0) + goto err; + + if (c->frequency <= 230000000) + tmp = 0x00; /* VHF */ + else + tmp = 0x01; /* UHF */ + + ret = af9033_wr_reg(state, 0x80004b, tmp); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800000, 0x00); + if (ret < 0) + goto err; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_read_status(struct dvb_frontend *fe, fe_status_t *status) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret; + u8 tmp; + + *status = 0; + + /* radio channel status, 0=no result, 1=has signal, 2=no signal */ + ret = af9033_rd_reg(state, 0x800047, &tmp); + if (ret < 0) + goto err; + + /* has signal */ + if (tmp == 0x01) + *status |= FE_HAS_SIGNAL; + + if (tmp != 0x02) { + /* TPS lock */ + ret = af9033_rd_reg_mask(state, 0x80f5a9, &tmp, 0x01); + if (ret < 0) + goto err; + + if (tmp) + *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER | + FE_HAS_VITERBI; + + /* full lock */ + ret = af9033_rd_reg_mask(state, 0x80f999, &tmp, 0x01); + if (ret < 0) + goto err; + + if (tmp) + *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER | + FE_HAS_VITERBI | FE_HAS_SYNC | + FE_HAS_LOCK; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + *snr = 0; + + return 0; +} + +static int af9033_read_signal_strength(struct dvb_frontend *fe, u16 *strength) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret; + u8 strength2; + + /* read signal strength of 0-100 scale */ + ret = af9033_rd_reg(state, 0x800048, &strength2); + if (ret < 0) + goto err; + + /* scale value to 0x0000-0xffff */ + *strength = strength2 * 0xffff / 100; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + *ber = 0; + + return 0; +} + +static int af9033_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + *ucblocks = 0; + + return 0; +} + +static int af9033_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret; + + pr_debug("%s: enable=%d\n", __func__, enable); + + ret = af9033_wr_reg_mask(state, 0x00fa04, enable, 0x01); + if (ret < 0) + goto err; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static struct dvb_frontend_ops af9033_ops; + +struct dvb_frontend *af9033_attach(const struct af9033_config *config, + struct i2c_adapter *i2c) +{ + int ret; + struct af9033_state *state; + u8 buf[8]; + + pr_debug("%s:\n", __func__); + + /* allocate memory for the internal state */ + state = kzalloc(sizeof(struct af9033_state), GFP_KERNEL); + if (state == NULL) + goto err; + + /* setup the state */ + state->i2c = i2c; + memcpy(&state->cfg, config, sizeof(struct af9033_config)); + + /* firmware version */ + ret = af9033_rd_regs(state, 0x0083e9, &buf[0], 4); + if (ret < 0) + goto err; + + ret = af9033_rd_regs(state, 0x804191, &buf[4], 4); + if (ret < 0) + goto err; + + printk(KERN_INFO "af9033: firmware version: LINK=%d.%d.%d.%d " \ + "OFDM=%d.%d.%d.%d\n", buf[0], buf[1], buf[2], buf[3], + buf[4], buf[5], buf[6], buf[7]); + + /* configure internal TS mode */ + switch (state->cfg.ts_mode) { + case AF9033_TS_MODE_PARALLEL: + state->ts_mode_parallel = true; + break; + case AF9033_TS_MODE_SERIAL: + state->ts_mode_serial = true; + break; + case AF9033_TS_MODE_USB: + /* usb mode for AF9035 */ + default: + break; + } + + /* create dvb_frontend */ + memcpy(&state->fe.ops, &af9033_ops, sizeof(struct dvb_frontend_ops)); + state->fe.demodulator_priv = state; + + return &state->fe; + +err: + kfree(state); + return NULL; +} +EXPORT_SYMBOL(af9033_attach); + +static struct dvb_frontend_ops af9033_ops = { + .delsys = { SYS_DVBT }, + .info = { + .name = "Afatech AF9033 (DVB-T)", + .frequency_min = 174000000, + .frequency_max = 862000000, + .frequency_stepsize = 250000, + .frequency_tolerance = 0, + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK | + FE_CAN_QAM_16 | + FE_CAN_QAM_64 | + FE_CAN_QAM_AUTO | + FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_GUARD_INTERVAL_AUTO | + FE_CAN_HIERARCHY_AUTO | + FE_CAN_RECOVER | + FE_CAN_MUTE_TS + }, + + .release = af9033_release, + + .init = af9033_init, + .sleep = af9033_sleep, + + .get_tune_settings = af9033_get_tune_settings, + .set_frontend = af9033_set_frontend, + + .read_status = af9033_read_status, + .read_snr = af9033_read_snr, + .read_signal_strength = af9033_read_signal_strength, + .read_ber = af9033_read_ber, + .read_ucblocks = af9033_read_ucblocks, + + .i2c_gate_ctrl = af9033_i2c_gate_ctrl, +}; + +MODULE_AUTHOR("Antti Palosaari "); +MODULE_DESCRIPTION("Afatech AF9033 DVB-T demodulator driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/frontends/af9033.h b/drivers/media/dvb/frontends/af9033.h new file mode 100644 index 000000000000..af8c1e3e30d0 --- /dev/null +++ b/drivers/media/dvb/frontends/af9033.h @@ -0,0 +1,73 @@ +/* + * Afatech AF9033 demodulator driver + * + * Copyright (C) 2009 Antti Palosaari + * Copyright (C) 2012 Antti Palosaari + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef AF9033_H +#define AF9033_H + +struct af9033_config { + /* + * I2C address + */ + u8 i2c_addr; + + /* + * clock Hz + * 12000000, 22000000, 24000000, 34000000, 32000000, 28000000, 26000000, + * 30000000, 36000000, 20480000, 16384000 + */ + u32 clock; + + /* + * tuner + */ +#define AF9033_TUNER_TUA9001 0x27 /* Infineon TUA 9001 */ +#define AF9033_TUNER_FC0011 0x28 /* Fitipower FC0011 */ + u8 tuner; + + /* + * TS settings + */ +#define AF9033_TS_MODE_USB 0 +#define AF9033_TS_MODE_PARALLEL 1 +#define AF9033_TS_MODE_SERIAL 2 + u8 ts_mode:2; + + /* + * input spectrum inversion + */ + bool spec_inv; +}; + + +#if defined(CONFIG_DVB_AF9033) || \ + (defined(CONFIG_DVB_AF9033_MODULE) && defined(MODULE)) +extern struct dvb_frontend *af9033_attach(const struct af9033_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *af9033_attach( + const struct af9033_config *config, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif /* AF9033_H */ diff --git a/drivers/media/dvb/frontends/af9033_priv.h b/drivers/media/dvb/frontends/af9033_priv.h new file mode 100644 index 000000000000..2bf579d89a83 --- /dev/null +++ b/drivers/media/dvb/frontends/af9033_priv.h @@ -0,0 +1,242 @@ +/* + * Afatech AF9033 demodulator driver + * + * Copyright (C) 2009 Antti Palosaari + * Copyright (C) 2012 Antti Palosaari + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef AF9033_PRIV_H +#define AF9033_PRIV_H + +#include "dvb_frontend.h" +#include "af9033.h" + +struct reg_val { + u32 reg; + u8 val; +}; + +struct reg_val_mask { + u32 reg; + u8 val; + u8 mask; +}; + +struct coeff { + u32 clock; + u32 bandwidth_hz; + u8 val[36]; +}; + +struct clock_adc { + u32 clock; + u32 adc; +}; + +/* Xtal clock vs. ADC clock lookup table */ +static const struct clock_adc clock_adc_lut[] = { + { 16384000, 20480000 }, + { 20480000, 20480000 }, + { 36000000, 20250000 }, + { 30000000, 20156250 }, + { 26000000, 20583333 }, + { 28000000, 20416667 }, + { 32000000, 20500000 }, + { 34000000, 20187500 }, + { 24000000, 20500000 }, + { 22000000, 20625000 }, + { 12000000, 20250000 }, +}; + +/* pre-calculated coeff lookup table */ +static const struct coeff coeff_lut[] = { + /* 12.000 MHz */ + { 12000000, 8000000, { + 0x01, 0xce, 0x55, 0xc9, 0x00, 0xe7, 0x2a, 0xe4, 0x00, 0x73, + 0x99, 0x0f, 0x00, 0x73, 0x95, 0x72, 0x00, 0x73, 0x91, 0xd5, + 0x00, 0x39, 0xca, 0xb9, 0x00, 0xe7, 0x2a, 0xe4, 0x00, 0x73, + 0x95, 0x72, 0x37, 0x02, 0xce, 0x01 } + }, + { 12000000, 7000000, { + 0x01, 0x94, 0x8b, 0x10, 0x00, 0xca, 0x45, 0x88, 0x00, 0x65, + 0x25, 0xed, 0x00, 0x65, 0x22, 0xc4, 0x00, 0x65, 0x1f, 0x9b, + 0x00, 0x32, 0x91, 0x62, 0x00, 0xca, 0x45, 0x88, 0x00, 0x65, + 0x22, 0xc4, 0x88, 0x02, 0x95, 0x01 } + }, + { 12000000, 6000000, { + 0x01, 0x5a, 0xc0, 0x56, 0x00, 0xad, 0x60, 0x2b, 0x00, 0x56, + 0xb2, 0xcb, 0x00, 0x56, 0xb0, 0x15, 0x00, 0x56, 0xad, 0x60, + 0x00, 0x2b, 0x58, 0x0b, 0x00, 0xad, 0x60, 0x2b, 0x00, 0x56, + 0xb0, 0x15, 0xf4, 0x02, 0x5b, 0x01 } + }, +}; + +static const struct reg_val ofsm_init[] = { + { 0x800051, 0x01 }, + { 0x800070, 0x0a }, + { 0x80007e, 0x04 }, + { 0x800081, 0x0a }, + { 0x80008a, 0x01 }, + { 0x80008e, 0x01 }, + { 0x800092, 0x06 }, + { 0x800099, 0x01 }, + { 0x80009f, 0xe1 }, + { 0x8000a0, 0xcf }, + { 0x8000a3, 0x01 }, + { 0x8000a5, 0x01 }, + { 0x8000a6, 0x01 }, + { 0x8000a9, 0x00 }, + { 0x8000aa, 0x01 }, + { 0x8000ab, 0x01 }, + { 0x8000b0, 0x01 }, + { 0x8000c0, 0x05 }, + { 0x8000c4, 0x19 }, + { 0x80f000, 0x0f }, + { 0x80f016, 0x10 }, + { 0x80f017, 0x04 }, + { 0x80f018, 0x05 }, + { 0x80f019, 0x04 }, + { 0x80f01a, 0x05 }, + { 0x80f021, 0x03 }, + { 0x80f022, 0x0a }, + { 0x80f023, 0x0a }, + { 0x80f02b, 0x00 }, + { 0x80f02c, 0x01 }, + { 0x80f064, 0x03 }, + { 0x80f065, 0xf9 }, + { 0x80f066, 0x03 }, + { 0x80f067, 0x01 }, + { 0x80f06f, 0xe0 }, + { 0x80f070, 0x03 }, + { 0x80f072, 0x0f }, + { 0x80f073, 0x03 }, + { 0x80f078, 0x00 }, + { 0x80f087, 0x00 }, + { 0x80f09b, 0x3f }, + { 0x80f09c, 0x00 }, + { 0x80f09d, 0x20 }, + { 0x80f09e, 0x00 }, + { 0x80f09f, 0x0c }, + { 0x80f0a0, 0x00 }, + { 0x80f130, 0x04 }, + { 0x80f132, 0x04 }, + { 0x80f144, 0x1a }, + { 0x80f146, 0x00 }, + { 0x80f14a, 0x01 }, + { 0x80f14c, 0x00 }, + { 0x80f14d, 0x00 }, + { 0x80f14f, 0x04 }, + { 0x80f158, 0x7f }, + { 0x80f15a, 0x00 }, + { 0x80f15b, 0x08 }, + { 0x80f15d, 0x03 }, + { 0x80f15e, 0x05 }, + { 0x80f163, 0x05 }, + { 0x80f166, 0x01 }, + { 0x80f167, 0x40 }, + { 0x80f168, 0x0f }, + { 0x80f17a, 0x00 }, + { 0x80f17b, 0x00 }, + { 0x80f183, 0x01 }, + { 0x80f19d, 0x40 }, + { 0x80f1bc, 0x36 }, + { 0x80f1bd, 0x00 }, + { 0x80f1cb, 0xa0 }, + { 0x80f1cc, 0x01 }, + { 0x80f204, 0x10 }, + { 0x80f214, 0x00 }, + { 0x80f40e, 0x0a }, + { 0x80f40f, 0x40 }, + { 0x80f410, 0x08 }, + { 0x80f55f, 0x0a }, + { 0x80f561, 0x15 }, + { 0x80f562, 0x20 }, + { 0x80f5df, 0xfb }, + { 0x80f5e0, 0x00 }, + { 0x80f5e3, 0x09 }, + { 0x80f5e4, 0x01 }, + { 0x80f5e5, 0x01 }, + { 0x80f5f8, 0x01 }, + { 0x80f5fd, 0x01 }, + { 0x80f600, 0x05 }, + { 0x80f601, 0x08 }, + { 0x80f602, 0x0b }, + { 0x80f603, 0x0e }, + { 0x80f604, 0x11 }, + { 0x80f605, 0x14 }, + { 0x80f606, 0x17 }, + { 0x80f607, 0x1f }, + { 0x80f60e, 0x00 }, + { 0x80f60f, 0x04 }, + { 0x80f610, 0x32 }, + { 0x80f611, 0x10 }, + { 0x80f707, 0xfc }, + { 0x80f708, 0x00 }, + { 0x80f709, 0x37 }, + { 0x80f70a, 0x00 }, + { 0x80f78b, 0x01 }, + { 0x80f80f, 0x40 }, + { 0x80f810, 0x54 }, + { 0x80f811, 0x5a }, + { 0x80f905, 0x01 }, + { 0x80fb06, 0x03 }, + { 0x80fd8b, 0x00 }, +}; + +/* Infineon TUA 9001 tuner init + AF9033_TUNER_TUA9001 = 0x27 */ +static const struct reg_val tuner_init_tua9001[] = { + { 0x800046, 0x27 }, + { 0x800057, 0x00 }, + { 0x800058, 0x01 }, + { 0x80005f, 0x00 }, + { 0x800060, 0x00 }, + { 0x80006d, 0x00 }, + { 0x800071, 0x05 }, + { 0x800072, 0x02 }, + { 0x800074, 0x01 }, + { 0x800075, 0x03 }, + { 0x800076, 0x02 }, + { 0x800077, 0x00 }, + { 0x800078, 0x01 }, + { 0x800079, 0x00 }, + { 0x80007a, 0x7e }, + { 0x80007b, 0x3e }, + { 0x800093, 0x00 }, + { 0x800094, 0x01 }, + { 0x800095, 0x02 }, + { 0x800096, 0x01 }, + { 0x800098, 0x0a }, + { 0x80009b, 0x05 }, + { 0x80009c, 0x80 }, + { 0x8000b3, 0x00 }, + { 0x8000c1, 0x01 }, + { 0x8000c2, 0x00 }, + { 0x80f007, 0x00 }, + { 0x80f01f, 0x82 }, + { 0x80f020, 0x00 }, + { 0x80f029, 0x82 }, + { 0x80f02a, 0x00 }, + { 0x80f047, 0x00 }, + { 0x80f054, 0x00 }, + { 0x80f055, 0x00 }, + { 0x80f077, 0x01 }, + { 0x80f1e6, 0x00 }, +}; + +#endif /* AF9033_PRIV_H */ + -- cgit v1.2.3-55-g7522