* Afatech AF9013 demodulator driver
*
* Copyright (C) 2007 Antti Palosaari <crope@iki.fi>
+ * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
*
* Thanks to Afatech who kindly provided information.
*
*
*/
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/string.h>
-#include <linux/slab.h>
-#include <linux/firmware.h>
-
-#include "dvb_frontend.h"
#include "af9013_priv.h"
-#include "af9013.h"
int af9013_debug;
+module_param_named(debug, af9013_debug, int, 0644);
+MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
struct af9013_state {
struct i2c_adapter *i2c;
- struct dvb_frontend frontend;
-
+ struct dvb_frontend fe;
struct af9013_config config;
/* tuner/demod RF and IF AGC limits used for signal strength calc */
u32 ber;
u32 ucblocks;
u16 snr;
- u32 frequency;
- unsigned long next_statistics_check;
+ u32 bandwidth_hz;
+ fe_status_t fe_status;
+ unsigned long set_frontend_jiffies;
+ unsigned long read_status_jiffies;
+ bool first_tune;
+ bool i2c_gate_state;
+ unsigned int statistics_step:3;
+ struct delayed_work statistics_work;
};
-static u8 regmask[8] = { 0x01, 0x03, 0x07, 0x0f, 0x1f, 0x3f, 0x7f, 0xff };
-
-static int af9013_write_regs(struct af9013_state *state, u8 mbox, u16 reg,
- u8 *val, u8 len)
+/* write multiple registers */
+static int af9013_wr_regs_i2c(struct af9013_state *priv, u8 mbox, u16 reg,
+ const u8 *val, int len)
{
+ int ret;
u8 buf[3+len];
- struct i2c_msg msg = {
- .addr = state->config.demod_address,
- .flags = 0,
- .len = sizeof(buf),
- .buf = buf };
-
- buf[0] = reg >> 8;
- buf[1] = reg & 0xff;
+ struct i2c_msg msg[1] = {
+ {
+ .addr = priv->config.i2c_addr,
+ .flags = 0,
+ .len = sizeof(buf),
+ .buf = buf,
+ }
+ };
+
+ buf[0] = (reg >> 8) & 0xff;
+ buf[1] = (reg >> 0) & 0xff;
buf[2] = mbox;
memcpy(&buf[3], val, len);
- if (i2c_transfer(state->i2c, &msg, 1) != 1) {
- warn("I2C write failed reg:%04x len:%d", reg, len);
- return -EREMOTEIO;
+ ret = i2c_transfer(priv->i2c, msg, 1);
+ if (ret == 1) {
+ ret = 0;
+ } else {
+ warn("i2c wr failed=%d reg=%04x len=%d", ret, reg, len);
+ ret = -EREMOTEIO;
}
- return 0;
+ return ret;
}
-static int af9013_write_ofdm_regs(struct af9013_state *state, u16 reg, u8 *val,
- u8 len)
+/* read multiple registers */
+static int af9013_rd_regs_i2c(struct af9013_state *priv, u8 mbox, u16 reg,
+ u8 *val, int len)
{
- u8 mbox = (1 << 0)|(1 << 1)|((len - 1) << 2)|(0 << 6)|(0 << 7);
- return af9013_write_regs(state, mbox, reg, val, len);
+ int ret;
+ u8 buf[3];
+ struct i2c_msg msg[2] = {
+ {
+ .addr = priv->config.i2c_addr,
+ .flags = 0,
+ .len = 3,
+ .buf = buf,
+ }, {
+ .addr = priv->config.i2c_addr,
+ .flags = I2C_M_RD,
+ .len = len,
+ .buf = val,
+ }
+ };
+
+ buf[0] = (reg >> 8) & 0xff;
+ buf[1] = (reg >> 0) & 0xff;
+ buf[2] = mbox;
+
+ ret = i2c_transfer(priv->i2c, msg, 2);
+ if (ret == 2) {
+ ret = 0;
+ } else {
+ warn("i2c rd failed=%d reg=%04x len=%d", ret, reg, len);
+ ret = -EREMOTEIO;
+ }
+ return ret;
}
-static int af9013_write_ofsm_regs(struct af9013_state *state, u16 reg, u8 *val,
- u8 len)
+/* write multiple registers */
+static int af9013_wr_regs(struct af9013_state *priv, u16 reg, const u8 *val,
+ int len)
{
- u8 mbox = (1 << 0)|(1 << 1)|((len - 1) << 2)|(1 << 6)|(1 << 7);
- return af9013_write_regs(state, mbox, reg, val, len);
+ int ret, i;
+ u8 mbox = (0 << 7)|(0 << 6)|(1 << 1)|(1 << 0);
+
+ if ((priv->config.ts_mode == AF9013_TS_USB) &
+ ((reg & 0xff00) != 0xff00) & ((reg & 0xff00) != 0xae00)) {
+ mbox |= ((len - 1) << 2);
+ ret = af9013_wr_regs_i2c(priv, mbox, reg, val, len);
+ } else {
+ for (i = 0; i < len; i++) {
+ ret = af9013_wr_regs_i2c(priv, mbox, reg+i, val+i, 1);
+ if (ret)
+ goto err;
+ }
+ }
+
+err:
+ return 0;
+}
+
+/* read multiple registers */
+static int af9013_rd_regs(struct af9013_state *priv, u16 reg, u8 *val, int len)
+{
+ int ret, i;
+ u8 mbox = (0 << 7)|(0 << 6)|(1 << 1)|(0 << 0);
+
+ if ((priv->config.ts_mode == AF9013_TS_USB) &
+ ((reg & 0xff00) != 0xff00) & ((reg & 0xff00) != 0xae00)) {
+ mbox |= ((len - 1) << 2);
+ ret = af9013_rd_regs_i2c(priv, mbox, reg, val, len);
+ } else {
+ for (i = 0; i < len; i++) {
+ ret = af9013_rd_regs_i2c(priv, mbox, reg+i, val+i, 1);
+ if (ret)
+ goto err;
+ }
+ }
+
+err:
+ return 0;
}
/* write single register */
-static int af9013_write_reg(struct af9013_state *state, u16 reg, u8 val)
+static int af9013_wr_reg(struct af9013_state *priv, u16 reg, u8 val)
{
- return af9013_write_ofdm_regs(state, reg, &val, 1);
+ return af9013_wr_regs(priv, reg, &val, 1);
}
/* read single register */
-static int af9013_read_reg(struct af9013_state *state, u16 reg, u8 *val)
+static int af9013_rd_reg(struct af9013_state *priv, u16 reg, u8 *val)
{
- u8 obuf[3] = { reg >> 8, reg & 0xff, 0 };
- u8 ibuf[1];
- struct i2c_msg msg[2] = {
- {
- .addr = state->config.demod_address,
- .flags = 0,
- .len = sizeof(obuf),
- .buf = obuf
- }, {
- .addr = state->config.demod_address,
- .flags = I2C_M_RD,
- .len = sizeof(ibuf),
- .buf = ibuf
- }
- };
+ return af9013_rd_regs(priv, reg, val, 1);
+}
- if (i2c_transfer(state->i2c, msg, 2) != 2) {
- warn("I2C read failed reg:%04x", reg);
- return -EREMOTEIO;
- }
- *val = ibuf[0];
- return 0;
+static int af9013_write_ofsm_regs(struct af9013_state *state, u16 reg, u8 *val,
+ u8 len)
+{
+ u8 mbox = (1 << 7)|(1 << 6)|((len - 1) << 2)|(1 << 1)|(1 << 0);
+ return af9013_wr_regs_i2c(state, mbox, reg, val, len);
}
-static int af9013_write_reg_bits(struct af9013_state *state, u16 reg, u8 pos,
- u8 len, u8 val)
+static int af9013_wr_reg_bits(struct af9013_state *state, u16 reg, int pos,
+ int len, u8 val)
{
int ret;
u8 tmp, mask;
- ret = af9013_read_reg(state, reg, &tmp);
- if (ret)
- return ret;
+ /* no need for read if whole reg is written */
+ if (len != 8) {
+ ret = af9013_rd_reg(state, reg, &tmp);
+ if (ret)
+ return ret;
- mask = regmask[len - 1] << pos;
- tmp = (tmp & ~mask) | ((val << pos) & mask);
+ mask = (0xff >> (8 - len)) << pos;
+ val <<= pos;
+ tmp &= ~mask;
+ val |= tmp;
+ }
- return af9013_write_reg(state, reg, tmp);
+ return af9013_wr_reg(state, reg, val);
}
-static int af9013_read_reg_bits(struct af9013_state *state, u16 reg, u8 pos,
- u8 len, u8 *val)
+static int af9013_rd_reg_bits(struct af9013_state *state, u16 reg, int pos,
+ int len, u8 *val)
{
int ret;
u8 tmp;
- ret = af9013_read_reg(state, reg, &tmp);
+ ret = af9013_rd_reg(state, reg, &tmp);
if (ret)
return ret;
- *val = (tmp >> pos) & regmask[len - 1];
+
+ *val = (tmp >> pos);
+ *val &= (0xff >> (8 - len));
+
return 0;
}
int ret;
u8 pos;
u16 addr;
- deb_info("%s: gpio:%d gpioval:%02x\n", __func__, gpio, gpioval);
-/* GPIO0 & GPIO1 0xd735
- GPIO2 & GPIO3 0xd736 */
+ dbg("%s: gpio=%d gpioval=%02x", __func__, gpio, gpioval);
+
+ /*
+ * GPIO0 & GPIO1 0xd735
+ * GPIO2 & GPIO3 0xd736
+ */
switch (gpio) {
case 0:
default:
err("invalid gpio:%d\n", gpio);
ret = -EINVAL;
- goto error;
+ goto err;
};
switch (gpio) {
break;
};
- ret = af9013_write_reg_bits(state, addr, pos, 4, gpioval);
+ ret = af9013_wr_reg_bits(state, addr, pos, 4, gpioval);
+ if (ret)
+ goto err;
-error:
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
return ret;
}
static u32 af913_div(u32 a, u32 b, u32 x)
{
u32 r = 0, c = 0, i;
- deb_info("%s: a:%d b:%d x:%d\n", __func__, a, b, x);
+
+ dbg("%s: a=%d b=%d x=%d", __func__, a, b, x);
if (a > b) {
c = a / b;
}
r = (c << (u32)x) + r;
- deb_info("%s: a:%d b:%d x:%d r:%d r:%x\n", __func__, a, b, x, r, r);
+ dbg("%s: a=%d b=%d x=%d r=%x", __func__, a, b, x, r);
return r;
}
-static int af9013_set_coeff(struct af9013_state *state, fe_bandwidth_t bw)
+static int af9013_power_ctrl(struct af9013_state *state, u8 onoff)
{
- int ret, i, j, found;
- deb_info("%s: adc_clock:%d bw:%d\n", __func__,
- state->config.adc_clock, bw);
-
- /* lookup coeff from table */
- for (i = 0, found = 0; i < ARRAY_SIZE(coeff_table); i++) {
- if (coeff_table[i].adc_clock == state->config.adc_clock &&
- coeff_table[i].bw == bw) {
- found = 1;
- break;
- }
- }
+ int ret, i;
+ u8 tmp;
- if (!found) {
- err("invalid bw or clock");
- ret = -EINVAL;
- goto error;
+ dbg("%s: onoff=%d", __func__, onoff);
+
+ /* enable reset */
+ ret = af9013_wr_reg_bits(state, 0xd417, 4, 1, 1);
+ if (ret)
+ goto err;
+
+ /* start reset mechanism */
+ ret = af9013_wr_reg(state, 0xaeff, 1);
+ if (ret)
+ goto err;
+
+ /* wait reset performs */
+ for (i = 0; i < 150; i++) {
+ ret = af9013_rd_reg_bits(state, 0xd417, 1, 1, &tmp);
+ if (ret)
+ goto err;
+
+ if (tmp)
+ break; /* reset done */
+
+ usleep_range(5000, 25000);
}
- deb_info("%s: coeff: ", __func__);
- debug_dump(coeff_table[i].val, sizeof(coeff_table[i].val), deb_info);
+ if (!tmp)
+ return -ETIMEDOUT;
- /* program */
- for (j = 0; j < sizeof(coeff_table[i].val); j++) {
- ret = af9013_write_reg(state, 0xae00 + j,
- coeff_table[i].val[j]);
+ if (onoff) {
+ /* clear reset */
+ ret = af9013_wr_reg_bits(state, 0xd417, 1, 1, 0);
if (ret)
- break;
+ goto err;
+
+ /* disable reset */
+ ret = af9013_wr_reg_bits(state, 0xd417, 4, 1, 0);
+
+ /* power on */
+ ret = af9013_wr_reg_bits(state, 0xd73a, 3, 1, 0);
+ } else {
+ /* power off */
+ ret = af9013_wr_reg_bits(state, 0xd73a, 3, 1, 1);
}
-error:
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
return ret;
}
-static int af9013_set_adc_ctrl(struct af9013_state *state)
+static int af9013_statistics_ber_unc_start(struct dvb_frontend *fe)
{
+ struct af9013_state *state = fe->demodulator_priv;
int ret;
- u8 buf[3], tmp, i;
- u32 adc_cw;
- deb_info("%s: adc_clock:%d\n", __func__, state->config.adc_clock);
+ dbg("%s", __func__);
- /* adc frequency type */
- switch (state->config.adc_clock) {
- case 28800: /* 28.800 MHz */
- tmp = 0;
- break;
- case 20480: /* 20.480 MHz */
- tmp = 1;
+ /* reset and start BER counter */
+ ret = af9013_wr_reg_bits(state, 0xd391, 4, 1, 1);
+ if (ret)
+ goto err;
+
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
+ return ret;
+}
+
+static int af9013_statistics_ber_unc_result(struct dvb_frontend *fe)
+{
+ struct af9013_state *state = fe->demodulator_priv;
+ int ret;
+ u8 buf[5];
+
+ dbg("%s", __func__);
+
+ /* check if error bit count is ready */
+ ret = af9013_rd_reg_bits(state, 0xd391, 4, 1, &buf[0]);
+ if (ret)
+ goto err;
+
+ if (!buf[0]) {
+ dbg("%s: not ready", __func__);
+ return 0;
+ }
+
+ ret = af9013_rd_regs(state, 0xd387, buf, 5);
+ if (ret)
+ goto err;
+
+ state->ber = (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ state->ucblocks += (buf[4] << 8) | buf[3];
+
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
+ return ret;
+}
+
+static int af9013_statistics_snr_start(struct dvb_frontend *fe)
+{
+ struct af9013_state *state = fe->demodulator_priv;
+ int ret;
+
+ dbg("%s", __func__);
+
+ /* start SNR meas */
+ ret = af9013_wr_reg_bits(state, 0xd2e1, 3, 1, 1);
+ if (ret)
+ goto err;
+
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
+ return ret;
+}
+
+static int af9013_statistics_snr_result(struct dvb_frontend *fe)
+{
+ struct af9013_state *state = fe->demodulator_priv;
+ int ret, i, len;
+ u8 buf[3], tmp;
+ u32 snr_val;
+ const struct af9013_snr *uninitialized_var(snr_lut);
+
+ dbg("%s", __func__);
+
+ /* check if SNR ready */
+ ret = af9013_rd_reg_bits(state, 0xd2e1, 3, 1, &tmp);
+ if (ret)
+ goto err;
+
+ if (!tmp) {
+ dbg("%s: not ready", __func__);
+ return 0;
+ }
+
+ /* read value */
+ ret = af9013_rd_regs(state, 0xd2e3, buf, 3);
+ if (ret)
+ goto err;
+
+ snr_val = (buf[2] << 16) | (buf[1] << 8) | buf[0];
+
+ /* read current modulation */
+ ret = af9013_rd_reg(state, 0xd3c1, &tmp);
+ if (ret)
+ goto err;
+
+ switch ((tmp >> 6) & 3) {
+ case 0:
+ len = ARRAY_SIZE(qpsk_snr_lut);
+ snr_lut = qpsk_snr_lut;
break;
- case 28000: /* 28.000 MHz */
- tmp = 2;
+ case 1:
+ len = ARRAY_SIZE(qam16_snr_lut);
+ snr_lut = qam16_snr_lut;
break;
- case 25000: /* 25.000 MHz */
- tmp = 3;
+ case 2:
+ len = ARRAY_SIZE(qam64_snr_lut);
+ snr_lut = qam64_snr_lut;
break;
default:
- err("invalid xtal");
- return -EINVAL;
+ goto err;
+ break;
}
- adc_cw = af913_div(state->config.adc_clock*1000, 1000000ul, 19ul);
+ for (i = 0; i < len; i++) {
+ tmp = snr_lut[i].snr;
- buf[0] = (u8) ((adc_cw & 0x000000ff));
- buf[1] = (u8) ((adc_cw & 0x0000ff00) >> 8);
- buf[2] = (u8) ((adc_cw & 0x00ff0000) >> 16);
+ if (snr_val < snr_lut[i].val)
+ break;
+ }
+ state->snr = tmp * 10; /* dB/10 */
- deb_info("%s: adc_cw:", __func__);
- debug_dump(buf, sizeof(buf), deb_info);
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
+ return ret;
+}
- /* program */
- for (i = 0; i < sizeof(buf); i++) {
- ret = af9013_write_reg(state, 0xd180 + i, buf[i]);
- if (ret)
- goto error;
- }
- ret = af9013_write_reg_bits(state, 0x9bd2, 0, 4, tmp);
-error:
+static int af9013_statistics_signal_strength(struct dvb_frontend *fe)
+{
+ struct af9013_state *state = fe->demodulator_priv;
+ int ret = 0;
+ u8 buf[2], rf_gain, if_gain;
+ int signal_strength;
+
+ dbg("%s", __func__);
+
+ if (!state->signal_strength_en)
+ return 0;
+
+ ret = af9013_rd_regs(state, 0xd07c, buf, 2);
+ if (ret)
+ goto err;
+
+ rf_gain = buf[0];
+ if_gain = buf[1];
+
+ signal_strength = (0xffff / \
+ (9 * (state->rf_50 + state->if_50) - \
+ 11 * (state->rf_80 + state->if_80))) * \
+ (10 * (rf_gain + if_gain) - \
+ 11 * (state->rf_80 + state->if_80));
+ if (signal_strength < 0)
+ signal_strength = 0;
+ else if (signal_strength > 0xffff)
+ signal_strength = 0xffff;
+
+ state->signal_strength = signal_strength;
+
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
return ret;
}
-static int af9013_set_freq_ctrl(struct af9013_state *state,
- struct dvb_frontend *fe)
+static void af9013_statistics_work(struct work_struct *work)
{
int ret;
- u16 addr;
- u8 buf[3], i, j;
- u32 adc_freq, freq_cw;
- s8 bfs_spec_inv;
- int if_sample_freq;
-
- for (j = 0; j < 3; j++) {
- if (j == 0) {
- addr = 0xd140; /* fcw normal */
- bfs_spec_inv = state->config.rf_spec_inv ? -1 : 1;
- } else if (j == 1) {
- addr = 0x9be7; /* fcw dummy ram */
- bfs_spec_inv = state->config.rf_spec_inv ? -1 : 1;
- } else {
- addr = 0x9bea; /* fcw inverted */
- bfs_spec_inv = state->config.rf_spec_inv ? 1 : -1;
+ struct af9013_state *state = container_of(work,
+ struct af9013_state, statistics_work.work);
+ unsigned int next_msec;
+
+ /* update only signal strength when demod is not locked */
+ if (!(state->fe_status & FE_HAS_LOCK)) {
+ state->statistics_step = 0;
+ state->ber = 0;
+ state->snr = 0;
+ }
+
+ switch (state->statistics_step) {
+ default:
+ state->statistics_step = 0;
+ case 0:
+ ret = af9013_statistics_signal_strength(&state->fe);
+ state->statistics_step++;
+ next_msec = 300;
+ break;
+ case 1:
+ ret = af9013_statistics_snr_start(&state->fe);
+ state->statistics_step++;
+ next_msec = 200;
+ break;
+ case 2:
+ ret = af9013_statistics_ber_unc_start(&state->fe);
+ state->statistics_step++;
+ next_msec = 1000;
+ break;
+ case 3:
+ ret = af9013_statistics_snr_result(&state->fe);
+ state->statistics_step++;
+ next_msec = 400;
+ break;
+ case 4:
+ ret = af9013_statistics_ber_unc_result(&state->fe);
+ state->statistics_step++;
+ next_msec = 100;
+ break;
+ }
+
+ schedule_delayed_work(&state->statistics_work,
+ msecs_to_jiffies(next_msec));
+
+ return;
+}
+
+static int af9013_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 af9013_set_frontend(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *p)
+{
+ struct af9013_state *state = fe->demodulator_priv;
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
+ int ret, i, sampling_freq;
+ bool auto_mode, spec_inv;
+ u8 buf[6];
+ u32 if_frequency, freq_cw;
+
+ dbg("%s: frequency=%d bandwidth_hz=%d", __func__,
+ c->frequency, c->bandwidth_hz);
+
+ /* program tuner */
+ if (fe->ops.tuner_ops.set_params)
+ fe->ops.tuner_ops.set_params(fe, p);
+
+ /* 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->config.clock &&
+ coeff_lut[i].bandwidth_hz == c->bandwidth_hz) {
+ break;
+ }
}
- adc_freq = state->config.adc_clock * 1000;
+ ret = af9013_wr_regs(state, 0xae00, coeff_lut[i].val,
+ sizeof(coeff_lut[i].val));
+ }
+ /* program frequency control */
+ if (c->bandwidth_hz != state->bandwidth_hz || state->first_tune) {
/* get used IF frequency */
if (fe->ops.tuner_ops.get_if_frequency)
- fe->ops.tuner_ops.get_if_frequency(fe, &if_sample_freq);
+ fe->ops.tuner_ops.get_if_frequency(fe, &if_frequency);
else
- if_sample_freq = state->config.tuner_if * 1000;
+ if_frequency = state->config.if_frequency;
- while (if_sample_freq > (adc_freq / 2))
- if_sample_freq = if_sample_freq - adc_freq;
+ sampling_freq = if_frequency;
- if (if_sample_freq >= 0)
- bfs_spec_inv = bfs_spec_inv * (-1);
- else
- if_sample_freq = if_sample_freq * (-1);
+ while (sampling_freq > (state->config.clock / 2))
+ sampling_freq -= state->config.clock;
- freq_cw = af913_div(if_sample_freq, adc_freq, 23ul);
+ if (sampling_freq < 0) {
+ sampling_freq *= -1;
+ spec_inv = state->config.spec_inv;
+ } else {
+ spec_inv = !state->config.spec_inv;
+ }
- if (bfs_spec_inv == -1)
- freq_cw = 0x00800000 - freq_cw;
+ freq_cw = af913_div(sampling_freq, state->config.clock, 23);
- buf[0] = (u8) ((freq_cw & 0x000000ff));
- buf[1] = (u8) ((freq_cw & 0x0000ff00) >> 8);
- buf[2] = (u8) ((freq_cw & 0x007f0000) >> 16);
+ if (spec_inv)
+ freq_cw = 0x800000 - freq_cw;
+ buf[0] = (freq_cw >> 0) & 0xff;
+ buf[1] = (freq_cw >> 8) & 0xff;
+ buf[2] = (freq_cw >> 16) & 0x7f;
- deb_info("%s: freq_cw:", __func__);
- debug_dump(buf, sizeof(buf), deb_info);
+ freq_cw = 0x800000 - freq_cw;
- /* program */
- for (i = 0; i < sizeof(buf); i++) {
- ret = af9013_write_reg(state, addr++, buf[i]);
- if (ret)
- goto error;
- }
+ buf[3] = (freq_cw >> 0) & 0xff;
+ buf[4] = (freq_cw >> 8) & 0xff;
+ buf[5] = (freq_cw >> 16) & 0x7f;
+
+ ret = af9013_wr_regs(state, 0xd140, buf, 3);
+ if (ret)
+ goto err;
+
+ ret = af9013_wr_regs(state, 0x9be7, buf, 6);
+ if (ret)
+ goto err;
}
-error:
- return ret;
-}
-static int af9013_set_ofdm_params(struct af9013_state *state,
- struct dvb_ofdm_parameters *params, u8 *auto_mode)
-{
- int ret;
- u8 i, buf[3] = {0, 0, 0};
- *auto_mode = 0; /* set if parameters are requested to auto set */
+ /* clear TPS lock flag */
+ ret = af9013_wr_reg_bits(state, 0xd330, 3, 1, 1);
+ if (ret)
+ goto err;
- /* Try auto-detect transmission parameters in case of AUTO requested or
- garbage parameters given by application for compatibility.
- MPlayer seems to provide garbage parameters currently. */
+ /* clear MPEG2 lock flag */
+ ret = af9013_wr_reg_bits(state, 0xd507, 6, 1, 0);
+ if (ret)
+ goto err;
- switch (params->transmission_mode) {
+ /* empty channel function */
+ ret = af9013_wr_reg_bits(state, 0x9bfe, 0, 1, 0);
+ if (ret)
+ goto err;
+
+ /* empty DVB-T channel function */
+ ret = af9013_wr_reg_bits(state, 0x9bc2, 0, 1, 0);
+ if (ret)
+ goto err;
+
+ /* transmission parameters */
+ auto_mode = false;
+ memset(buf, 0, 3);
+
+ switch (c->transmission_mode) {
case TRANSMISSION_MODE_AUTO:
- *auto_mode = 1;
+ auto_mode = 1;
+ break;
case TRANSMISSION_MODE_2K:
break;
case TRANSMISSION_MODE_8K:
buf[0] |= (1 << 0);
break;
default:
- deb_info("%s: invalid transmission_mode\n", __func__);
- *auto_mode = 1;
+ dbg("%s: invalid transmission_mode", __func__);
+ auto_mode = 1;
}
- switch (params->guard_interval) {
+ switch (c->guard_interval) {
case GUARD_INTERVAL_AUTO:
- *auto_mode = 1;
+ auto_mode = 1;
+ break;
case GUARD_INTERVAL_1_32:
break;
case GUARD_INTERVAL_1_16:
buf[0] |= (3 << 2);
break;
default:
- deb_info("%s: invalid guard_interval\n", __func__);
- *auto_mode = 1;
+ dbg("%s: invalid guard_interval", __func__);
+ auto_mode = 1;
}
- switch (params->hierarchy_information) {
+ switch (c->hierarchy) {
case HIERARCHY_AUTO:
- *auto_mode = 1;
+ auto_mode = 1;
+ break;
case HIERARCHY_NONE:
break;
case HIERARCHY_1:
buf[0] |= (3 << 4);
break;
default:
- deb_info("%s: invalid hierarchy_information\n", __func__);
- *auto_mode = 1;
+ dbg("%s: invalid hierarchy", __func__);
+ auto_mode = 1;
};
- switch (params->constellation) {
+ switch (c->modulation) {
case QAM_AUTO:
- *auto_mode = 1;
+ auto_mode = 1;
+ break;
case QPSK:
break;
case QAM_16:
buf[1] |= (2 << 6);
break;
default:
- deb_info("%s: invalid constellation\n", __func__);
- *auto_mode = 1;
+ dbg("%s: invalid modulation", __func__);
+ auto_mode = 1;
}
/* Use HP. How and which case we can switch to LP? */
buf[1] |= (1 << 4);
- switch (params->code_rate_HP) {
+ switch (c->code_rate_HP) {
case FEC_AUTO:
- *auto_mode = 1;
+ auto_mode = 1;
+ break;
case FEC_1_2:
break;
case FEC_2_3:
buf[2] |= (4 << 0);
break;
default:
- deb_info("%s: invalid code_rate_HP\n", __func__);
- *auto_mode = 1;
+ dbg("%s: invalid code_rate_HP", __func__);
+ auto_mode = 1;
}
- switch (params->code_rate_LP) {
+ switch (c->code_rate_LP) {
case FEC_AUTO:
- /* if HIERARCHY_NONE and FEC_NONE then LP FEC is set to FEC_AUTO
- by dvb_frontend.c for compatibility */
- if (params->hierarchy_information != HIERARCHY_NONE)
- *auto_mode = 1;
+ auto_mode = 1;
+ break;
case FEC_1_2:
break;
case FEC_2_3:
buf[2] |= (4 << 3);
break;
case FEC_NONE:
- if (params->hierarchy_information == HIERARCHY_AUTO)
- break;
+ break;
default:
- deb_info("%s: invalid code_rate_LP\n", __func__);
- *auto_mode = 1;
+ dbg("%s: invalid code_rate_LP", __func__);
+ auto_mode = 1;
}
- switch (params->bandwidth) {
- case BANDWIDTH_6_MHZ:
+ switch (c->bandwidth_hz) {
+ case 6000000:
break;
- case BANDWIDTH_7_MHZ:
+ case 7000000:
buf[1] |= (1 << 2);
break;
- case BANDWIDTH_8_MHZ:
+ case 8000000:
buf[1] |= (2 << 2);
break;
default:
- deb_info("%s: invalid bandwidth\n", __func__);
- buf[1] |= (2 << 2); /* cannot auto-detect BW, try 8 MHz */
- }
-
- /* program */
- for (i = 0; i < sizeof(buf); i++) {
- ret = af9013_write_reg(state, 0xd3c0 + i, buf[i]);
- if (ret)
- break;
+ dbg("%s: invalid bandwidth_hz", __func__);
+ ret = -EINVAL;
+ goto err;
}
- return ret;
-}
-
-static int af9013_reset(struct af9013_state *state, u8 sleep)
-{
- int ret;
- u8 tmp, i;
- deb_info("%s\n", __func__);
-
- /* enable OFDM reset */
- ret = af9013_write_reg_bits(state, 0xd417, 4, 1, 1);
- if (ret)
- goto error;
-
- /* start reset mechanism */
- ret = af9013_write_reg(state, 0xaeff, 1);
+ ret = af9013_wr_regs(state, 0xd3c0, buf, 3);
if (ret)
- goto error;
+ goto err;
- /* reset is done when bit 1 is set */
- for (i = 0; i < 150; i++) {
- ret = af9013_read_reg_bits(state, 0xd417, 1, 1, &tmp);
- if (ret)
- goto error;
- if (tmp)
- break; /* reset done */
- msleep(10);
- }
- if (!tmp)
- return -ETIMEDOUT;
-
- /* don't clear reset when going to sleep */
- if (!sleep) {
- /* clear OFDM reset */
- ret = af9013_write_reg_bits(state, 0xd417, 1, 1, 0);
+ if (auto_mode) {
+ /* clear easy mode flag */
+ ret = af9013_wr_reg(state, 0xaefd, 0);
if (ret)
- goto error;
-
- /* disable OFDM reset */
- ret = af9013_write_reg_bits(state, 0xd417, 4, 1, 0);
- }
-error:
- return ret;
-}
+ goto err;
-static int af9013_power_ctrl(struct af9013_state *state, u8 onoff)
-{
- int ret;
- deb_info("%s: onoff:%d\n", __func__, onoff);
-
- if (onoff) {
- /* power on */
- ret = af9013_write_reg_bits(state, 0xd73a, 3, 1, 0);
- if (ret)
- goto error;
- ret = af9013_write_reg_bits(state, 0xd417, 1, 1, 0);
- if (ret)
- goto error;
- ret = af9013_write_reg_bits(state, 0xd417, 4, 1, 0);
+ dbg("%s: auto params", __func__);
} else {
- /* power off */
- ret = af9013_reset(state, 1);
+ /* set easy mode flag */
+ ret = af9013_wr_reg(state, 0xaefd, 1);
if (ret)
- goto error;
- ret = af9013_write_reg_bits(state, 0xd73a, 3, 1, 1);
- }
-error:
- return ret;
-}
-
-static int af9013_lock_led(struct af9013_state *state, u8 onoff)
-{
- deb_info("%s: onoff:%d\n", __func__, onoff);
-
- return af9013_write_reg_bits(state, 0xd730, 0, 1, onoff);
-}
-
-static int af9013_set_frontend(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *params)
-{
- struct af9013_state *state = fe->demodulator_priv;
- int ret;
- u8 auto_mode; /* auto set TPS */
-
- deb_info("%s: freq:%d bw:%d\n", __func__, params->frequency,
- params->u.ofdm.bandwidth);
-
- state->frequency = params->frequency;
-
- /* program tuner */
- if (fe->ops.tuner_ops.set_params)
- fe->ops.tuner_ops.set_params(fe, params);
-
- /* program CFOE coefficients */
- ret = af9013_set_coeff(state, params->u.ofdm.bandwidth);
- if (ret)
- goto error;
-
- /* program frequency control */
- ret = af9013_set_freq_ctrl(state, fe);
- if (ret)
- goto error;
-
- /* clear TPS lock flag (inverted flag) */
- ret = af9013_write_reg_bits(state, 0xd330, 3, 1, 1);
- if (ret)
- goto error;
-
- /* clear MPEG2 lock flag */
- ret = af9013_write_reg_bits(state, 0xd507, 6, 1, 0);
- if (ret)
- goto error;
-
- /* empty channel function */
- ret = af9013_write_reg_bits(state, 0x9bfe, 0, 1, 0);
- if (ret)
- goto error;
-
- /* empty DVB-T channel function */
- ret = af9013_write_reg_bits(state, 0x9bc2, 0, 1, 0);
- if (ret)
- goto error;
+ goto err;
- /* program TPS and bandwidth, check if auto mode needed */
- ret = af9013_set_ofdm_params(state, ¶ms->u.ofdm, &auto_mode);
- if (ret)
- goto error;
-
- if (auto_mode) {
- /* clear easy mode flag */
- ret = af9013_write_reg(state, 0xaefd, 0);
- deb_info("%s: auto TPS\n", __func__);
- } else {
- /* set easy mode flag */
- ret = af9013_write_reg(state, 0xaefd, 1);
+ ret = af9013_wr_reg(state, 0xaefe, 0);
if (ret)
- goto error;
- ret = af9013_write_reg(state, 0xaefe, 0);
- deb_info("%s: manual TPS\n", __func__);
+ goto err;
+
+ dbg("%s: manual params", __func__);
}
- if (ret)
- goto error;
- /* everything is set, lets try to receive channel - OFSM GO! */
- ret = af9013_write_reg(state, 0xffff, 0);
+ /* tune */
+ ret = af9013_wr_reg(state, 0xffff, 0);
if (ret)
- goto error;
+ goto err;
+
+ state->bandwidth_hz = c->bandwidth_hz;
+ state->set_frontend_jiffies = jiffies;
+ state->first_tune = false;
-error:
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
return ret;
}
struct dvb_frontend_parameters *p)
{
struct af9013_state *state = fe->demodulator_priv;
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret;
- u8 i, buf[3];
- deb_info("%s\n", __func__);
+ u8 buf[3];
- /* read TPS registers */
- for (i = 0; i < 3; i++) {
- ret = af9013_read_reg(state, 0xd3c0 + i, &buf[i]);
- if (ret)
- goto error;
- }
+ dbg("%s", __func__);
+
+ ret = af9013_rd_regs(state, 0xd3c0, buf, 3);
+ if (ret)
+ goto err;
switch ((buf[1] >> 6) & 3) {
case 0:
- p->u.ofdm.constellation = QPSK;
+ c->modulation = QPSK;
break;
case 1:
- p->u.ofdm.constellation = QAM_16;
+ c->modulation = QAM_16;
break;
case 2:
- p->u.ofdm.constellation = QAM_64;
+ c->modulation = QAM_64;
break;
}
switch ((buf[0] >> 0) & 3) {
case 0:
- p->u.ofdm.transmission_mode = TRANSMISSION_MODE_2K;
+ c->transmission_mode = TRANSMISSION_MODE_2K;
break;
case 1:
- p->u.ofdm.transmission_mode = TRANSMISSION_MODE_8K;
+ c->transmission_mode = TRANSMISSION_MODE_8K;
}
switch ((buf[0] >> 2) & 3) {
case 0:
- p->u.ofdm.guard_interval = GUARD_INTERVAL_1_32;
+ c->transmission_mode = GUARD_INTERVAL_1_32;
break;
case 1:
- p->u.ofdm.guard_interval = GUARD_INTERVAL_1_16;
+ c->transmission_mode = GUARD_INTERVAL_1_16;
break;
case 2:
- p->u.ofdm.guard_interval = GUARD_INTERVAL_1_8;
+ c->transmission_mode = GUARD_INTERVAL_1_8;
break;
case 3:
- p->u.ofdm.guard_interval = GUARD_INTERVAL_1_4;
+ c->transmission_mode = GUARD_INTERVAL_1_4;
break;
}
switch ((buf[0] >> 4) & 7) {
case 0:
- p->u.ofdm.hierarchy_information = HIERARCHY_NONE;
+ c->hierarchy = HIERARCHY_NONE;
break;
case 1:
- p->u.ofdm.hierarchy_information = HIERARCHY_1;
+ c->hierarchy = HIERARCHY_1;
break;
case 2:
- p->u.ofdm.hierarchy_information = HIERARCHY_2;
+ c->hierarchy = HIERARCHY_2;
break;
case 3:
- p->u.ofdm.hierarchy_information = HIERARCHY_4;
+ c->hierarchy = HIERARCHY_4;
break;
}
switch ((buf[2] >> 0) & 7) {
case 0:
- p->u.ofdm.code_rate_HP = FEC_1_2;
+ c->code_rate_HP = FEC_1_2;
break;
case 1:
- p->u.ofdm.code_rate_HP = FEC_2_3;
- break;
- case 2:
- p->u.ofdm.code_rate_HP = FEC_3_4;
- break;
- case 3:
- p->u.ofdm.code_rate_HP = FEC_5_6;
- break;
- case 4:
- p->u.ofdm.code_rate_HP = FEC_7_8;
- break;
- }
-
- switch ((buf[2] >> 3) & 7) {
- case 0:
- p->u.ofdm.code_rate_LP = FEC_1_2;
- break;
- case 1:
- p->u.ofdm.code_rate_LP = FEC_2_3;
- break;
- case 2:
- p->u.ofdm.code_rate_LP = FEC_3_4;
- break;
- case 3:
- p->u.ofdm.code_rate_LP = FEC_5_6;
- break;
- case 4:
- p->u.ofdm.code_rate_LP = FEC_7_8;
- break;
- }
-
- switch ((buf[1] >> 2) & 3) {
- case 0:
- p->u.ofdm.bandwidth = BANDWIDTH_6_MHZ;
- break;
- case 1:
- p->u.ofdm.bandwidth = BANDWIDTH_7_MHZ;
- break;
- case 2:
- p->u.ofdm.bandwidth = BANDWIDTH_8_MHZ;
- break;
- }
-
- p->inversion = INVERSION_AUTO;
- p->frequency = state->frequency;
-
-error:
- return ret;
-}
-
-static int af9013_update_ber_unc(struct dvb_frontend *fe)
-{
- struct af9013_state *state = fe->demodulator_priv;
- int ret;
- u8 buf[3], i;
- u32 error_bit_count = 0;
- u32 total_bit_count = 0;
- u32 abort_packet_count = 0;
-
- state->ber = 0;
-
- /* check if error bit count is ready */
- ret = af9013_read_reg_bits(state, 0xd391, 4, 1, &buf[0]);
- if (ret)
- goto error;
- if (!buf[0])
- goto exit;
-
- /* get RSD packet abort count */
- for (i = 0; i < 2; i++) {
- ret = af9013_read_reg(state, 0xd38a + i, &buf[i]);
- if (ret)
- goto error;
- }
- abort_packet_count = (buf[1] << 8) + buf[0];
-
- /* get error bit count */
- for (i = 0; i < 3; i++) {
- ret = af9013_read_reg(state, 0xd387 + i, &buf[i]);
- if (ret)
- goto error;
- }
- error_bit_count = (buf[2] << 16) + (buf[1] << 8) + buf[0];
- error_bit_count = error_bit_count - abort_packet_count * 8 * 8;
-
- /* get used RSD counting period (10000 RSD packets used) */
- for (i = 0; i < 2; i++) {
- ret = af9013_read_reg(state, 0xd385 + i, &buf[i]);
- if (ret)
- goto error;
- }
- total_bit_count = (buf[1] << 8) + buf[0];
- total_bit_count = total_bit_count - abort_packet_count;
- total_bit_count = total_bit_count * 204 * 8;
-
- if (total_bit_count)
- state->ber = error_bit_count * 1000000000 / total_bit_count;
-
- state->ucblocks += abort_packet_count;
-
- deb_info("%s: err bits:%d total bits:%d abort count:%d\n", __func__,
- error_bit_count, total_bit_count, abort_packet_count);
-
- /* set BER counting range */
- ret = af9013_write_reg(state, 0xd385, 10000 & 0xff);
- if (ret)
- goto error;
- ret = af9013_write_reg(state, 0xd386, 10000 >> 8);
- if (ret)
- goto error;
- /* reset and start BER counter */
- ret = af9013_write_reg_bits(state, 0xd391, 4, 1, 1);
- if (ret)
- goto error;
-
-exit:
-error:
- return ret;
-}
-
-static int af9013_update_snr(struct dvb_frontend *fe)
-{
- struct af9013_state *state = fe->demodulator_priv;
- int ret;
- u8 buf[3], i, len;
- u32 quant = 0;
- struct snr_table *uninitialized_var(snr_table);
-
- /* check if quantizer ready (for snr) */
- ret = af9013_read_reg_bits(state, 0xd2e1, 3, 1, &buf[0]);
- if (ret)
- goto error;
- if (buf[0]) {
- /* quantizer ready - read it */
- for (i = 0; i < 3; i++) {
- ret = af9013_read_reg(state, 0xd2e3 + i, &buf[i]);
- if (ret)
- goto error;
- }
- quant = (buf[2] << 16) + (buf[1] << 8) + buf[0];
-
- /* read current constellation */
- ret = af9013_read_reg(state, 0xd3c1, &buf[0]);
- if (ret)
- goto error;
-
- switch ((buf[0] >> 6) & 3) {
- case 0:
- len = ARRAY_SIZE(qpsk_snr_table);
- snr_table = qpsk_snr_table;
- break;
- case 1:
- len = ARRAY_SIZE(qam16_snr_table);
- snr_table = qam16_snr_table;
- break;
- case 2:
- len = ARRAY_SIZE(qam64_snr_table);
- snr_table = qam64_snr_table;
- break;
- default:
- len = 0;
- break;
- }
-
- if (len) {
- for (i = 0; i < len; i++) {
- if (quant < snr_table[i].val) {
- state->snr = snr_table[i].snr * 10;
- break;
- }
- }
- }
-
- /* set quantizer super frame count */
- ret = af9013_write_reg(state, 0xd2e2, 1);
- if (ret)
- goto error;
-
- /* check quantizer availability */
- for (i = 0; i < 10; i++) {
- msleep(10);
- ret = af9013_read_reg_bits(state, 0xd2e6, 0, 1,
- &buf[0]);
- if (ret)
- goto error;
- if (!buf[0])
- break;
- }
-
- /* reset quantizer */
- ret = af9013_write_reg_bits(state, 0xd2e1, 3, 1, 1);
- if (ret)
- goto error;
+ c->code_rate_HP = FEC_2_3;
+ break;
+ case 2:
+ c->code_rate_HP = FEC_3_4;
+ break;
+ case 3:
+ c->code_rate_HP = FEC_5_6;
+ break;
+ case 4:
+ c->code_rate_HP = FEC_7_8;
+ break;
}
-error:
- return ret;
-}
-
-static int af9013_update_signal_strength(struct dvb_frontend *fe)
-{
- struct af9013_state *state = fe->demodulator_priv;
- int ret = 0;
- u8 rf_gain, if_gain;
- int signal_strength;
-
- deb_info("%s\n", __func__);
+ switch ((buf[2] >> 3) & 7) {
+ case 0:
+ c->code_rate_LP = FEC_1_2;
+ break;
+ case 1:
+ c->code_rate_LP = FEC_2_3;
+ break;
+ case 2:
+ c->code_rate_LP = FEC_3_4;
+ break;
+ case 3:
+ c->code_rate_LP = FEC_5_6;
+ break;
+ case 4:
+ c->code_rate_LP = FEC_7_8;
+ break;
+ }
- if (state->signal_strength_en) {
- ret = af9013_read_reg(state, 0xd07c, &rf_gain);
- if (ret)
- goto error;
- ret = af9013_read_reg(state, 0xd07d, &if_gain);
- if (ret)
- goto error;
- signal_strength = (0xffff / \
- (9 * (state->rf_50 + state->if_50) - \
- 11 * (state->rf_80 + state->if_80))) * \
- (10 * (rf_gain + if_gain) - \
- 11 * (state->rf_80 + state->if_80));
- if (signal_strength < 0)
- signal_strength = 0;
- else if (signal_strength > 0xffff)
- signal_strength = 0xffff;
-
- state->signal_strength = signal_strength;
- } else {
- state->signal_strength = 0;
+ switch ((buf[1] >> 2) & 3) {
+ case 0:
+ c->bandwidth_hz = 6000000;
+ break;
+ case 1:
+ c->bandwidth_hz = 7000000;
+ break;
+ case 2:
+ c->bandwidth_hz = 8000000;
+ break;
}
-error:
return ret;
-}
-
-static int af9013_update_statistics(struct dvb_frontend *fe)
-{
- struct af9013_state *state = fe->demodulator_priv;
- int ret;
-
- if (time_before(jiffies, state->next_statistics_check))
- return 0;
-
- /* set minimum statistic update interval */
- state->next_statistics_check = jiffies + msecs_to_jiffies(1200);
-
- ret = af9013_update_signal_strength(fe);
- if (ret)
- goto error;
- ret = af9013_update_snr(fe);
- if (ret)
- goto error;
- ret = af9013_update_ber_unc(fe);
- if (ret)
- goto error;
-
-error:
+err:
+ dbg("%s: failed=%d", __func__, ret);
return ret;
}
-static int af9013_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 af9013_read_status(struct dvb_frontend *fe, fe_status_t *status)
{
struct af9013_state *state = fe->demodulator_priv;
- int ret = 0;
+ int ret;
u8 tmp;
- *status = 0;
+
+ /*
+ * Return status from the cache if it is younger than 2000ms with the
+ * exception of last tune is done during 4000ms.
+ */
+ if (time_is_after_jiffies(
+ state->read_status_jiffies + msecs_to_jiffies(2000)) &&
+ time_is_before_jiffies(
+ state->set_frontend_jiffies + msecs_to_jiffies(4000))
+ ) {
+ *status = state->fe_status;
+ return 0;
+ } else {
+ *status = 0;
+ }
/* MPEG2 lock */
- ret = af9013_read_reg_bits(state, 0xd507, 6, 1, &tmp);
+ ret = af9013_rd_reg_bits(state, 0xd507, 6, 1, &tmp);
if (ret)
- goto error;
+ goto err;
+
if (tmp)
*status |= FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI |
FE_HAS_SYNC | FE_HAS_LOCK;
if (!*status) {
/* TPS lock */
- ret = af9013_read_reg_bits(state, 0xd330, 3, 1, &tmp);
+ ret = af9013_rd_reg_bits(state, 0xd330, 3, 1, &tmp);
if (ret)
- goto error;
+ goto err;
+
if (tmp)
*status |= FE_HAS_SIGNAL | FE_HAS_CARRIER |
FE_HAS_VITERBI;
}
- if (!*status) {
- /* CFO lock */
- ret = af9013_read_reg_bits(state, 0xd333, 7, 1, &tmp);
- if (ret)
- goto error;
- if (tmp)
- *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER;
- }
-
- if (!*status) {
- /* SFOE lock */
- ret = af9013_read_reg_bits(state, 0xd334, 6, 1, &tmp);
- if (ret)
- goto error;
- if (tmp)
- *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER;
- }
-
- if (!*status) {
- /* AGC lock */
- ret = af9013_read_reg_bits(state, 0xd1a0, 6, 1, &tmp);
- if (ret)
- goto error;
- if (tmp)
- *status |= FE_HAS_SIGNAL;
- }
-
- ret = af9013_update_statistics(fe);
+ state->fe_status = *status;
+ state->read_status_jiffies = jiffies;
-error:
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
return ret;
}
-
-static int af9013_read_ber(struct dvb_frontend *fe, u32 *ber)
+static int af9013_read_snr(struct dvb_frontend *fe, u16 *snr)
{
struct af9013_state *state = fe->demodulator_priv;
- int ret;
- ret = af9013_update_statistics(fe);
- *ber = state->ber;
- return ret;
+ *snr = state->snr;
+ return 0;
}
static int af9013_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
struct af9013_state *state = fe->demodulator_priv;
- int ret;
- ret = af9013_update_statistics(fe);
*strength = state->signal_strength;
- return ret;
+ return 0;
}
-static int af9013_read_snr(struct dvb_frontend *fe, u16 *snr)
+static int af9013_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct af9013_state *state = fe->demodulator_priv;
- int ret;
- ret = af9013_update_statistics(fe);
- *snr = state->snr;
- return ret;
+ *ber = state->ber;
+ return 0;
}
static int af9013_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
{
struct af9013_state *state = fe->demodulator_priv;
- int ret;
- ret = af9013_update_statistics(fe);
*ucblocks = state->ucblocks;
- return ret;
-}
-
-static int af9013_sleep(struct dvb_frontend *fe)
-{
- struct af9013_state *state = fe->demodulator_priv;
- int ret;
- deb_info("%s\n", __func__);
-
- ret = af9013_lock_led(state, 0);
- if (ret)
- goto error;
-
- ret = af9013_power_ctrl(state, 0);
-error:
- return ret;
+ return 0;
}
static int af9013_init(struct dvb_frontend *fe)
{
struct af9013_state *state = fe->demodulator_priv;
int ret, i, len;
- u8 tmp0, tmp1;
- struct regdesc *init;
- deb_info("%s\n", __func__);
+ u8 buf[3], tmp;
+ u32 adc_cw;
+ const struct af9013_reg_bit *init;
- /* reset OFDM */
- ret = af9013_reset(state, 0);
- if (ret)
- goto error;
+ dbg("%s", __func__);
/* power on */
ret = af9013_power_ctrl(state, 1);
if (ret)
- goto error;
+ goto err;
/* enable ADC */
- ret = af9013_write_reg(state, 0xd73a, 0xa4);
+ ret = af9013_wr_reg(state, 0xd73a, 0xa4);
if (ret)
- goto error;
+ goto err;
/* write API version to firmware */
- for (i = 0; i < sizeof(state->config.api_version); i++) {
- ret = af9013_write_reg(state, 0x9bf2 + i,
- state->config.api_version[i]);
- if (ret)
- goto error;
- }
+ ret = af9013_wr_regs(state, 0x9bf2, state->config.api_version, 4);
+ if (ret)
+ goto err;
/* program ADC control */
- ret = af9013_set_adc_ctrl(state);
+ switch (state->config.clock) {
+ case 28800000: /* 28.800 MHz */
+ tmp = 0;
+ break;
+ case 20480000: /* 20.480 MHz */
+ tmp = 1;
+ break;
+ case 28000000: /* 28.000 MHz */
+ tmp = 2;
+ break;
+ case 25000000: /* 25.000 MHz */
+ tmp = 3;
+ break;
+ default:
+ err("invalid clock");
+ return -EINVAL;
+ }
+
+ adc_cw = af913_div(state->config.clock, 1000000ul, 19);
+ buf[0] = (adc_cw >> 0) & 0xff;
+ buf[1] = (adc_cw >> 8) & 0xff;
+ buf[2] = (adc_cw >> 16) & 0xff;
+
+ ret = af9013_wr_regs(state, 0xd180, buf, 3);
+ if (ret)
+ goto err;
+
+ ret = af9013_wr_reg_bits(state, 0x9bd2, 0, 4, tmp);
if (ret)
- goto error;
+ goto err;
/* set I2C master clock */
- ret = af9013_write_reg(state, 0xd416, 0x14);
+ ret = af9013_wr_reg(state, 0xd416, 0x14);
if (ret)
- goto error;
+ goto err;
/* set 16 embx */
- ret = af9013_write_reg_bits(state, 0xd700, 1, 1, 1);
+ ret = af9013_wr_reg_bits(state, 0xd700, 1, 1, 1);
if (ret)
- goto error;
+ goto err;
/* set no trigger */
- ret = af9013_write_reg_bits(state, 0xd700, 2, 1, 0);
+ ret = af9013_wr_reg_bits(state, 0xd700, 2, 1, 0);
if (ret)
- goto error;
+ goto err;
/* set read-update bit for constellation */
- ret = af9013_write_reg_bits(state, 0xd371, 1, 1, 1);
+ ret = af9013_wr_reg_bits(state, 0xd371, 1, 1, 1);
if (ret)
- goto error;
+ goto err;
- /* enable FEC monitor */
- ret = af9013_write_reg_bits(state, 0xd392, 1, 1, 1);
+ /* settings for mp2if */
+ if (state->config.ts_mode == AF9013_TS_USB) {
+ /* AF9015 split PSB to 1.5k + 0.5k */
+ ret = af9013_wr_reg_bits(state, 0xd50b, 2, 1, 1);
+ if (ret)
+ goto err;
+ } else {
+ /* AF9013 change the output bit to data7 */
+ ret = af9013_wr_reg_bits(state, 0xd500, 3, 1, 1);
+ if (ret)
+ goto err;
+
+ /* AF9013 set mpeg to full speed */
+ ret = af9013_wr_reg_bits(state, 0xd502, 4, 1, 1);
+ if (ret)
+ goto err;
+ }
+
+ ret = af9013_wr_reg_bits(state, 0xd520, 4, 1, 1);
if (ret)
- goto error;
+ goto err;
/* load OFSM settings */
- deb_info("%s: load ofsm settings\n", __func__);
+ dbg("%s: load ofsm settings", __func__);
len = ARRAY_SIZE(ofsm_init);
init = ofsm_init;
for (i = 0; i < len; i++) {
- ret = af9013_write_reg_bits(state, init[i].addr, init[i].pos,
+ ret = af9013_wr_reg_bits(state, init[i].addr, init[i].pos,
init[i].len, init[i].val);
if (ret)
- goto error;
+ goto err;
}
/* load tuner specific settings */
- deb_info("%s: load tuner specific settings\n", __func__);
+ dbg("%s: load tuner specific settings", __func__);
switch (state->config.tuner) {
case AF9013_TUNER_MXL5003D:
len = ARRAY_SIZE(tuner_init_mxl5003d);
}
for (i = 0; i < len; i++) {
- ret = af9013_write_reg_bits(state, init[i].addr, init[i].pos,
+ ret = af9013_wr_reg_bits(state, init[i].addr, init[i].pos,
init[i].len, init[i].val);
if (ret)
- goto error;
+ goto err;
}
- /* set TS mode */
- deb_info("%s: setting ts mode\n", __func__);
- tmp0 = 0; /* parallel mode */
- tmp1 = 0; /* serial mode */
- switch (state->config.output_mode) {
- case AF9013_OUTPUT_MODE_PARALLEL:
- tmp0 = 1;
- break;
- case AF9013_OUTPUT_MODE_SERIAL:
- tmp1 = 1;
- break;
- case AF9013_OUTPUT_MODE_USB:
- /* usb mode for AF9015 */
- default:
- break;
- }
- ret = af9013_write_reg_bits(state, 0xd500, 1, 1, tmp0); /* parallel */
+ /* TS mode */
+ ret = af9013_wr_reg_bits(state, 0xd500, 1, 2, state->config.ts_mode);
if (ret)
- goto error;
- ret = af9013_write_reg_bits(state, 0xd500, 2, 1, tmp1); /* serial */
- if (ret)
- goto error;
+ goto err;
/* enable lock led */
- ret = af9013_lock_led(state, 1);
+ ret = af9013_wr_reg_bits(state, 0xd730, 0, 1, 1);
if (ret)
- goto error;
+ goto err;
- /* read values needed for signal strength calculation */
- ret = af9013_read_reg_bits(state, 0x9bee, 0, 1,
- &state->signal_strength_en);
- if (ret)
- goto error;
+ /* check if we support signal strength */
+ if (!state->signal_strength_en) {
+ ret = af9013_rd_reg_bits(state, 0x9bee, 0, 1,
+ &state->signal_strength_en);
+ if (ret)
+ goto err;
+ }
- if (state->signal_strength_en) {
- ret = af9013_read_reg(state, 0x9bbd, &state->rf_50);
+ /* read values needed for signal strength calculation */
+ if (state->signal_strength_en && !state->rf_50) {
+ ret = af9013_rd_reg(state, 0x9bbd, &state->rf_50);
if (ret)
- goto error;
- ret = af9013_read_reg(state, 0x9bd0, &state->rf_80);
+ goto err;
+
+ ret = af9013_rd_reg(state, 0x9bd0, &state->rf_80);
if (ret)
- goto error;
- ret = af9013_read_reg(state, 0x9be2, &state->if_50);
+ goto err;
+
+ ret = af9013_rd_reg(state, 0x9be2, &state->if_50);
if (ret)
- goto error;
- ret = af9013_read_reg(state, 0x9be4, &state->if_80);
+ goto err;
+
+ ret = af9013_rd_reg(state, 0x9be4, &state->if_80);
if (ret)
- goto error;
+ goto err;
}
-error:
+ /* SNR */
+ ret = af9013_wr_reg(state, 0xd2e2, 1);
+ if (ret)
+ goto err;
+
+ /* BER / UCB */
+ buf[0] = (10000 >> 0) & 0xff;
+ buf[1] = (10000 >> 8) & 0xff;
+ ret = af9013_wr_regs(state, 0xd385, buf, 2);
+ if (ret)
+ goto err;
+
+ /* enable FEC monitor */
+ ret = af9013_wr_reg_bits(state, 0xd392, 1, 1, 1);
+ if (ret)
+ goto err;
+
+ state->first_tune = true;
+ schedule_delayed_work(&state->statistics_work, msecs_to_jiffies(400));
+
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
+ return ret;
+}
+
+static int af9013_sleep(struct dvb_frontend *fe)
+{
+ struct af9013_state *state = fe->demodulator_priv;
+ int ret;
+
+ dbg("%s", __func__);
+
+ /* stop statistics polling */
+ cancel_delayed_work_sync(&state->statistics_work);
+
+ /* disable lock led */
+ ret = af9013_wr_reg_bits(state, 0xd730, 0, 1, 0);
+ if (ret)
+ goto err;
+
+ /* power off */
+ ret = af9013_power_ctrl(state, 0);
+ if (ret)
+ goto err;
+
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
+ return ret;
+}
+
+static int af9013_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
+{
+ int ret;
+ struct af9013_state *state = fe->demodulator_priv;
+
+ dbg("%s: enable=%d", __func__, enable);
+
+ /* gate already open or close */
+ if (state->i2c_gate_state == enable)
+ return 0;
+
+ if (state->config.ts_mode == AF9013_TS_USB)
+ ret = af9013_wr_reg_bits(state, 0xd417, 3, 1, enable);
+ else
+ ret = af9013_wr_reg_bits(state, 0xd607, 2, 1, enable);
+ if (ret)
+ goto err;
+
+ state->i2c_gate_state = enable;
+
+ return ret;
+err:
+ dbg("%s: failed=%d", __func__, ret);
return ret;
}
+static void af9013_release(struct dvb_frontend *fe)
+{
+ struct af9013_state *state = fe->demodulator_priv;
+ kfree(state);
+}
+
static struct dvb_frontend_ops af9013_ops;
static int af9013_download_firmware(struct af9013_state *state)
msleep(100);
/* check whether firmware is already running */
- ret = af9013_read_reg(state, 0x98be, &val);
+ ret = af9013_rd_reg(state, 0x98be, &val);
if (ret)
- goto error;
+ goto err;
else
- deb_info("%s: firmware status:%02x\n", __func__, val);
+ dbg("%s: firmware status=%02x", __func__, val);
if (val == 0x0c) /* fw is running, no need for download */
goto exit;
"Please see linux/Documentation/dvb/ for more details" \
" on firmware-problems. (%d)",
fw_file, ret);
- goto error;
+ goto err;
}
info("downloading firmware from file '%s'", fw_file);
ret = af9013_write_ofsm_regs(state, 0x50fc,
fw_params, sizeof(fw_params));
if (ret)
- goto error_release;
+ goto err_release;
#define FW_ADDR 0x5100 /* firmware start address */
#define LEN_MAX 16 /* max packet size */
(u8 *) &fw->data[fw->size - remaining], len);
if (ret) {
err("firmware download failed:%d", ret);
- goto error_release;
+ goto err_release;
}
}
/* request boot firmware */
- ret = af9013_write_reg(state, 0xe205, 1);
+ ret = af9013_wr_reg(state, 0xe205, 1);
if (ret)
- goto error_release;
+ goto err_release;
for (i = 0; i < 15; i++) {
msleep(100);
/* check firmware status */
- ret = af9013_read_reg(state, 0x98be, &val);
+ ret = af9013_rd_reg(state, 0x98be, &val);
if (ret)
- goto error_release;
+ goto err_release;
- deb_info("%s: firmware status:%02x\n", __func__, val);
+ dbg("%s: firmware status=%02x", __func__, val);
if (val == 0x0c || val == 0x04) /* success or fail */
break;
if (val == 0x04) {
err("firmware did not run");
- ret = -1;
+ ret = -ENODEV;
} else if (val != 0x0c) {
err("firmware boot timeout");
- ret = -1;
+ ret = -ENODEV;
}
-error_release:
+err_release:
release_firmware(fw);
-error:
+err:
exit:
if (!ret)
info("found a '%s' in warm state.", af9013_ops.info.name);
return ret;
}
-static int af9013_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
-{
- int ret;
- struct af9013_state *state = fe->demodulator_priv;
- deb_info("%s: enable:%d\n", __func__, enable);
-
- if (state->config.output_mode == AF9013_OUTPUT_MODE_USB)
- ret = af9013_write_reg_bits(state, 0xd417, 3, 1, enable);
- else
- ret = af9013_write_reg_bits(state, 0xd607, 2, 1, enable);
-
- return ret;
-}
-
-static void af9013_release(struct dvb_frontend *fe)
-{
- struct af9013_state *state = fe->demodulator_priv;
- kfree(state);
-}
-
-static struct dvb_frontend_ops af9013_ops;
-
struct dvb_frontend *af9013_attach(const struct af9013_config *config,
struct i2c_adapter *i2c)
{
/* allocate memory for the internal state */
state = kzalloc(sizeof(struct af9013_state), GFP_KERNEL);
if (state == NULL)
- goto error;
+ goto err;
/* setup the state */
state->i2c = i2c;
memcpy(&state->config, config, sizeof(struct af9013_config));
/* download firmware */
- if (state->config.output_mode != AF9013_OUTPUT_MODE_USB) {
+ if (state->config.ts_mode != AF9013_TS_USB) {
ret = af9013_download_firmware(state);
if (ret)
- goto error;
+ goto err;
}
/* firmware version */
- for (i = 0; i < 4; i++) {
- ret = af9013_read_reg(state, 0x5103 + i, &buf[i]);
- if (ret)
- goto error;
- }
- info("firmware version:%d.%d.%d.%d", buf[0], buf[1], buf[2], buf[3]);
-
- /* chip version */
- ret = af9013_read_reg_bits(state, 0xd733, 4, 4, &buf[2]);
+ ret = af9013_rd_regs(state, 0x5103, buf, 4);
if (ret)
- goto error;
-
- /* ROM version */
- for (i = 0; i < 2; i++) {
- ret = af9013_read_reg(state, 0x116b + i, &buf[i]);
- if (ret)
- goto error;
- }
- deb_info("%s: chip version:%d ROM version:%d.%d\n", __func__,
- buf[2], buf[0], buf[1]);
+ goto err;
- /* settings for mp2if */
- if (state->config.output_mode == AF9013_OUTPUT_MODE_USB) {
- /* AF9015 split PSB to 1.5k + 0.5k */
- ret = af9013_write_reg_bits(state, 0xd50b, 2, 1, 1);
- } else {
- /* AF9013 change the output bit to data7 */
- ret = af9013_write_reg_bits(state, 0xd500, 3, 1, 1);
- if (ret)
- goto error;
- /* AF9013 set mpeg to full speed */
- ret = af9013_write_reg_bits(state, 0xd502, 4, 1, 1);
- }
- if (ret)
- goto error;
- ret = af9013_write_reg_bits(state, 0xd520, 4, 1, 1);
- if (ret)
- goto error;
+ info("firmware version %d.%d.%d.%d", buf[0], buf[1], buf[2], buf[3]);
/* set GPIOs */
for (i = 0; i < sizeof(state->config.gpio); i++) {
ret = af9013_set_gpio(state, i, state->config.gpio[i]);
if (ret)
- goto error;
+ goto err;
}
/* create dvb_frontend */
- memcpy(&state->frontend.ops, &af9013_ops,
+ memcpy(&state->fe.ops, &af9013_ops,
sizeof(struct dvb_frontend_ops));
- state->frontend.demodulator_priv = state;
+ state->fe.demodulator_priv = state;
+
+ INIT_DELAYED_WORK(&state->statistics_work, af9013_statistics_work);
- return &state->frontend;
-error:
+ return &state->fe;
+err:
kfree(state);
return NULL;
}
static struct dvb_frontend_ops af9013_ops = {
.info = {
- .name = "Afatech AF9013 DVB-T",
+ .name = "Afatech AF9013",
.type = FE_OFDM,
.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 |
+ .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 |
},
.release = af9013_release,
+
.init = af9013_init,
.sleep = af9013_sleep,
- .i2c_gate_ctrl = af9013_i2c_gate_ctrl,
+ .get_tune_settings = af9013_get_tune_settings,
.set_frontend = af9013_set_frontend,
.get_frontend = af9013_get_frontend,
- .get_tune_settings = af9013_get_tune_settings,
-
.read_status = af9013_read_status,
- .read_ber = af9013_read_ber,
- .read_signal_strength = af9013_read_signal_strength,
.read_snr = af9013_read_snr,
+ .read_signal_strength = af9013_read_signal_strength,
+ .read_ber = af9013_read_ber,
.read_ucblocks = af9013_read_ucblocks,
-};
-module_param_named(debug, af9013_debug, int, 0644);
-MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
+ .i2c_gate_ctrl = af9013_i2c_gate_ctrl,
+};
MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
MODULE_DESCRIPTION("Afatech AF9013 DVB-T demodulator driver");
* Afatech AF9013 demodulator driver
*
* Copyright (C) 2007 Antti Palosaari <crope@iki.fi>
+ * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
*
* Thanks to Afatech who kindly provided information.
*
*
*/
-#ifndef _AF9013_PRIV_
-#define _AF9013_PRIV_
+#ifndef AF9013_PRIV_H
+#define AF9013_PRIV_H
-#define LOG_PREFIX "af9013"
-extern int af9013_debug;
-
-#define dprintk(var, level, args...) \
- do { if ((var & level)) printk(args); } while (0)
+#include "dvb_frontend.h"
+#include "af9013.h"
+#include <linux/firmware.h>
-#define debug_dump(b, l, func) {\
- int loop_; \
- for (loop_ = 0; loop_ < l; loop_++) \
- func("%02x ", b[loop_]); \
- func("\n");\
-}
-
-#define deb_info(args...) dprintk(af9013_debug, 0x01, args)
+#define LOG_PREFIX "af9013"
+#undef dbg
+#define dbg(f, arg...) \
+ if (af9013_debug) \
+ printk(KERN_INFO LOG_PREFIX": " f "\n" , ## arg)
#undef err
#define err(f, arg...) printk(KERN_ERR LOG_PREFIX": " f "\n" , ## arg)
#undef info
#define AF9013_DEFAULT_FIRMWARE "dvb-fe-af9013.fw"
-struct regdesc {
+struct af9013_reg_bit {
u16 addr;
u8 pos:4;
u8 len:4;
u8 val;
};
-struct snr_table {
+struct af9013_snr {
u32 val;
u8 snr;
};
-struct coeff {
- u32 adc_clock;
- fe_bandwidth_t bw;
+struct af9013_coeff {
+ u32 clock;
+ u32 bandwidth_hz;
u8 val[24];
};
/* pre-calculated coeff lookup table */
-static struct coeff coeff_table[] = {
+static const struct af9013_coeff coeff_lut[] = {
/* 28.800 MHz */
- { 28800, BANDWIDTH_8_MHZ, { 0x02, 0x8a, 0x28, 0xa3, 0x05, 0x14,
+ { 28800000, 8000000, { 0x02, 0x8a, 0x28, 0xa3, 0x05, 0x14,
0x51, 0x11, 0x00, 0xa2, 0x8f, 0x3d, 0x00, 0xa2, 0x8a,
0x29, 0x00, 0xa2, 0x85, 0x14, 0x01, 0x45, 0x14, 0x14 } },
- { 28800, BANDWIDTH_7_MHZ, { 0x02, 0x38, 0xe3, 0x8e, 0x04, 0x71,
+ { 28800000, 7000000, { 0x02, 0x38, 0xe3, 0x8e, 0x04, 0x71,
0xc7, 0x07, 0x00, 0x8e, 0x3d, 0x55, 0x00, 0x8e, 0x38,
0xe4, 0x00, 0x8e, 0x34, 0x72, 0x01, 0x1c, 0x71, 0x32 } },
- { 28800, BANDWIDTH_6_MHZ, { 0x01, 0xe7, 0x9e, 0x7a, 0x03, 0xcf,
+ { 28800000, 6000000, { 0x01, 0xe7, 0x9e, 0x7a, 0x03, 0xcf,
0x3c, 0x3d, 0x00, 0x79, 0xeb, 0x6e, 0x00, 0x79, 0xe7,
0x9e, 0x00, 0x79, 0xe3, 0xcf, 0x00, 0xf3, 0xcf, 0x0f } },
/* 20.480 MHz */
- { 20480, BANDWIDTH_8_MHZ, { 0x03, 0x92, 0x49, 0x26, 0x07, 0x24,
+ { 20480000, 8000000, { 0x03, 0x92, 0x49, 0x26, 0x07, 0x24,
0x92, 0x13, 0x00, 0xe4, 0x99, 0x6e, 0x00, 0xe4, 0x92,
0x49, 0x00, 0xe4, 0x8b, 0x25, 0x01, 0xc9, 0x24, 0x25 } },
- { 20480, BANDWIDTH_7_MHZ, { 0x03, 0x20, 0x00, 0x01, 0x06, 0x40,
+ { 20480000, 7000000, { 0x03, 0x20, 0x00, 0x01, 0x06, 0x40,
0x00, 0x00, 0x00, 0xc8, 0x06, 0x40, 0x00, 0xc8, 0x00,
0x00, 0x00, 0xc7, 0xf9, 0xc0, 0x01, 0x90, 0x00, 0x00 } },
- { 20480, BANDWIDTH_6_MHZ, { 0x02, 0xad, 0xb6, 0xdc, 0x05, 0x5b,
+ { 20480000, 6000000, { 0x02, 0xad, 0xb6, 0xdc, 0x05, 0x5b,
0x6d, 0x2e, 0x00, 0xab, 0x73, 0x13, 0x00, 0xab, 0x6d,
0xb7, 0x00, 0xab, 0x68, 0x5c, 0x01, 0x56, 0xdb, 0x1c } },
/* 28.000 MHz */
- { 28000, BANDWIDTH_8_MHZ, { 0x02, 0x9c, 0xbc, 0x15, 0x05, 0x39,
+ { 28000000, 8000000, { 0x02, 0x9c, 0xbc, 0x15, 0x05, 0x39,
0x78, 0x0a, 0x00, 0xa7, 0x34, 0x3f, 0x00, 0xa7, 0x2f,
0x05, 0x00, 0xa7, 0x29, 0xcc, 0x01, 0x4e, 0x5e, 0x03 } },
- { 28000, BANDWIDTH_7_MHZ, { 0x02, 0x49, 0x24, 0x92, 0x04, 0x92,
+ { 28000000, 7000000, { 0x02, 0x49, 0x24, 0x92, 0x04, 0x92,
0x49, 0x09, 0x00, 0x92, 0x4d, 0xb7, 0x00, 0x92, 0x49,
0x25, 0x00, 0x92, 0x44, 0x92, 0x01, 0x24, 0x92, 0x12 } },
- { 28000, BANDWIDTH_6_MHZ, { 0x01, 0xf5, 0x8d, 0x10, 0x03, 0xeb,
+ { 28000000, 6000000, { 0x01, 0xf5, 0x8d, 0x10, 0x03, 0xeb,
0x1a, 0x08, 0x00, 0x7d, 0x67, 0x2f, 0x00, 0x7d, 0x63,
0x44, 0x00, 0x7d, 0x5f, 0x59, 0x00, 0xfa, 0xc6, 0x22 } },
/* 25.000 MHz */
- { 25000, BANDWIDTH_8_MHZ, { 0x02, 0xec, 0xfb, 0x9d, 0x05, 0xd9,
+ { 25000000, 8000000, { 0x02, 0xec, 0xfb, 0x9d, 0x05, 0xd9,
0xf7, 0x0e, 0x00, 0xbb, 0x44, 0xc1, 0x00, 0xbb, 0x3e,
0xe7, 0x00, 0xbb, 0x39, 0x0d, 0x01, 0x76, 0x7d, 0x34 } },
- { 25000, BANDWIDTH_7_MHZ, { 0x02, 0x8f, 0x5c, 0x29, 0x05, 0x1e,
+ { 25000000, 7000000, { 0x02, 0x8f, 0x5c, 0x29, 0x05, 0x1e,
0xb8, 0x14, 0x00, 0xa3, 0xdc, 0x29, 0x00, 0xa3, 0xd7,
0x0a, 0x00, 0xa3, 0xd1, 0xec, 0x01, 0x47, 0xae, 0x05 } },
- { 25000, BANDWIDTH_6_MHZ, { 0x02, 0x31, 0xbc, 0xb5, 0x04, 0x63,
+ { 25000000, 6000000, { 0x02, 0x31, 0xbc, 0xb5, 0x04, 0x63,
0x79, 0x1b, 0x00, 0x8c, 0x73, 0x91, 0x00, 0x8c, 0x6f,
0x2d, 0x00, 0x8c, 0x6a, 0xca, 0x01, 0x18, 0xde, 0x17 } },
};
/* QPSK SNR lookup table */
-static struct snr_table qpsk_snr_table[] = {
+static const struct af9013_snr qpsk_snr_lut[] = {
+ { 0x000000, 0 },
{ 0x0b4771, 0 },
{ 0x0c1aed, 1 },
{ 0x0d0d27, 2 },
};
/* QAM16 SNR lookup table */
-static struct snr_table qam16_snr_table[] = {
+static const struct af9013_snr qam16_snr_lut[] = {
+ { 0x000000, 0 },
{ 0x05eb62, 5 },
{ 0x05fecf, 6 },
{ 0x060b80, 7 },
};
/* QAM64 SNR lookup table */
-static struct snr_table qam64_snr_table[] = {
+static const struct af9013_snr qam64_snr_lut[] = {
+ { 0x000000, 0 },
{ 0x03109b, 12 },
{ 0x0310d4, 13 },
{ 0x031920, 14 },
{ 0xffffff, 27 },
};
-static struct regdesc ofsm_init[] = {
+static const struct af9013_reg_bit ofsm_init[] = {
{ 0xd73a, 0, 8, 0xa1 },
{ 0xd73b, 0, 8, 0x1f },
{ 0xd73c, 4, 4, 0x0a },
/* Panasonic ENV77H11D5 tuner init
AF9013_TUNER_ENV77H11D5 = 129 */
-static struct regdesc tuner_init_env77h11d5[] = {
+static const struct af9013_reg_bit tuner_init_env77h11d5[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x03 },
{ 0x9bbe, 0, 8, 0x01 },
/* Microtune MT2060 tuner init
AF9013_TUNER_MT2060 = 130 */
-static struct regdesc tuner_init_mt2060[] = {
+static const struct af9013_reg_bit tuner_init_mt2060[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x07 },
{ 0xd1a0, 1, 1, 0x01 },
/* Microtune MT2060 tuner init
AF9013_TUNER_MT2060_2 = 147 */
-static struct regdesc tuner_init_mt2060_2[] = {
+static const struct af9013_reg_bit tuner_init_mt2060_2[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x06 },
{ 0x9bbe, 0, 8, 0x01 },
/* MaxLinear MXL5003 tuner init
AF9013_TUNER_MXL5003D = 3 */
-static struct regdesc tuner_init_mxl5003d[] = {
+static const struct af9013_reg_bit tuner_init_mxl5003d[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x09 },
{ 0xd1a0, 1, 1, 0x01 },
AF9013_TUNER_MXL5005D = 13
AF9013_TUNER_MXL5005R = 30
AF9013_TUNER_MXL5007T = 177 */
-static struct regdesc tuner_init_mxl5005[] = {
+static const struct af9013_reg_bit tuner_init_mxl5005[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x07 },
{ 0xd1a0, 1, 1, 0x01 },
/* Quantek QT1010 tuner init
AF9013_TUNER_QT1010 = 134
AF9013_TUNER_QT1010A = 162 */
-static struct regdesc tuner_init_qt1010[] = {
+static const struct af9013_reg_bit tuner_init_qt1010[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x09 },
{ 0xd1a0, 1, 1, 0x01 },
/* Freescale MC44S803 tuner init
AF9013_TUNER_MC44S803 = 133 */
-static struct regdesc tuner_init_mc44s803[] = {
+static const struct af9013_reg_bit tuner_init_mc44s803[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x06 },
{ 0xd1a0, 1, 1, 0x01 },
/* unknown, probably for tin can tuner, tuner init
AF9013_TUNER_UNKNOWN = 140 */
-static struct regdesc tuner_init_unknown[] = {
+static const struct af9013_reg_bit tuner_init_unknown[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x02 },
{ 0xd1a0, 1, 1, 0x01 },
/* NXP TDA18271 & TDA18218 tuner init
AF9013_TUNER_TDA18271 = 156
AF9013_TUNER_TDA18218 = 179 */
-static struct regdesc tuner_init_tda18271[] = {
+static const struct af9013_reg_bit tuner_init_tda18271[] = {
{ 0x9bd5, 0, 8, 0x01 },
{ 0x9bd6, 0, 8, 0x04 },
{ 0xd1a0, 1, 1, 0x01 },
{ 0x9bee, 0, 1, 0x01 },
};
-#endif /* _AF9013_PRIV_ */
+#endif /* AF9013_PRIV_H */
projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commitdiff