#include "tda10071_priv.h"
-/* Max transfer size done by I2C transfer functions */
-#define MAX_XFER_SIZE 64
-
static struct dvb_frontend_ops tda10071_ops;
-/* write multiple registers */
-static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
- int len)
-{
- int ret;
- u8 buf[MAX_XFER_SIZE];
- struct i2c_msg msg[1] = {
- {
- .addr = priv->cfg.demod_i2c_addr,
- .flags = 0,
- .len = 1 + len,
- .buf = buf,
- }
- };
-
- if (1 + len > sizeof(buf)) {
- dev_warn(&priv->i2c->dev,
- "%s: i2c wr reg=%04x: len=%d is too big!\n",
- KBUILD_MODNAME, reg, len);
- return -EINVAL;
- }
-
- buf[0] = reg;
- memcpy(&buf[1], val, len);
-
- ret = i2c_transfer(priv->i2c, msg, 1);
- if (ret == 1) {
- ret = 0;
- } else {
- dev_warn(&priv->i2c->dev,
- "%s: i2c wr failed=%d reg=%02x len=%d\n",
- KBUILD_MODNAME, ret, reg, len);
- ret = -EREMOTEIO;
- }
- return ret;
-}
-
-/* read multiple registers */
-static int tda10071_rd_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
- int len)
-{
- int ret;
- u8 buf[MAX_XFER_SIZE];
- struct i2c_msg msg[2] = {
- {
- .addr = priv->cfg.demod_i2c_addr,
- .flags = 0,
- .len = 1,
- .buf = ®,
- }, {
- .addr = priv->cfg.demod_i2c_addr,
- .flags = I2C_M_RD,
- .len = len,
- .buf = buf,
- }
- };
-
- if (len > sizeof(buf)) {
- dev_warn(&priv->i2c->dev,
- "%s: i2c wr reg=%04x: len=%d is too big!\n",
- KBUILD_MODNAME, reg, len);
- return -EINVAL;
- }
-
- ret = i2c_transfer(priv->i2c, msg, 2);
- if (ret == 2) {
- memcpy(val, buf, len);
- ret = 0;
- } else {
- dev_warn(&priv->i2c->dev,
- "%s: i2c rd failed=%d reg=%02x len=%d\n",
- KBUILD_MODNAME, ret, reg, len);
- ret = -EREMOTEIO;
- }
- return ret;
-}
-
-/* write single register */
-static int tda10071_wr_reg(struct tda10071_priv *priv, u8 reg, u8 val)
-{
- return tda10071_wr_regs(priv, reg, &val, 1);
-}
-
-/* read single register */
-static int tda10071_rd_reg(struct tda10071_priv *priv, u8 reg, u8 *val)
-{
- return tda10071_rd_regs(priv, reg, val, 1);
-}
-
+/*
+ * XXX: regmap_update_bits() does not fit our needs as it does not support
+ * partially volatile registers. Also it performs register read even mask is as
+ * wide as register value.
+ */
/* write single register with mask */
-static int tda10071_wr_reg_mask(struct tda10071_priv *priv,
+static int tda10071_wr_reg_mask(struct tda10071_dev *dev,
u8 reg, u8 val, u8 mask)
{
int ret;
/* no need for read if whole reg is written */
if (mask != 0xff) {
- ret = tda10071_rd_regs(priv, reg, &tmp, 1);
+ ret = regmap_bulk_read(dev->regmap, reg, &tmp, 1);
if (ret)
return ret;
val |= tmp;
}
- return tda10071_wr_regs(priv, reg, &val, 1);
-}
-
-/* read single register with mask */
-static int tda10071_rd_reg_mask(struct tda10071_priv *priv,
- u8 reg, u8 *val, u8 mask)
-{
- int ret, i;
- u8 tmp;
-
- ret = tda10071_rd_regs(priv, 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;
+ return regmap_bulk_write(dev->regmap, reg, &val, 1);
}
/* execute firmware command */
-static int tda10071_cmd_execute(struct tda10071_priv *priv,
+static int tda10071_cmd_execute(struct tda10071_dev *dev,
struct tda10071_cmd *cmd)
{
+ struct i2c_client *client = dev->client;
int ret, i;
- u8 tmp;
+ unsigned int uitmp;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
+ mutex_lock(&dev->cmd_execute_mutex);
+
/* write cmd and args for firmware */
- ret = tda10071_wr_regs(priv, 0x00, cmd->args, cmd->len);
+ ret = regmap_bulk_write(dev->regmap, 0x00, cmd->args, cmd->len);
if (ret)
- goto error;
+ goto error_mutex_unlock;
/* start cmd execution */
- ret = tda10071_wr_reg(priv, 0x1f, 1);
+ ret = regmap_write(dev->regmap, 0x1f, 1);
if (ret)
- goto error;
+ goto error_mutex_unlock;
/* wait cmd execution terminate */
- for (i = 1000, tmp = 1; i && tmp; i--) {
- ret = tda10071_rd_reg(priv, 0x1f, &tmp);
+ for (i = 1000, uitmp = 1; i && uitmp; i--) {
+ ret = regmap_read(dev->regmap, 0x1f, &uitmp);
if (ret)
- goto error;
+ goto error_mutex_unlock;
usleep_range(200, 5000);
}
- dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
+ mutex_unlock(&dev->cmd_execute_mutex);
+ dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
}
return ret;
+error_mutex_unlock:
+ mutex_unlock(&dev->cmd_execute_mutex);
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_set_tone(struct dvb_frontend *fe,
- fe_sec_tone_mode_t fe_sec_tone_mode)
+ enum fe_sec_tone_mode fe_sec_tone_mode)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct tda10071_cmd cmd;
int ret;
u8 tone;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
- dev_dbg(&priv->i2c->dev, "%s: tone_mode=%d\n", __func__,
- fe_sec_tone_mode);
+ dev_dbg(&client->dev, "tone_mode=%d\n", fe_sec_tone_mode);
switch (fe_sec_tone_mode) {
case SEC_TONE_ON:
tone = 0;
break;
default:
- dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_tone_mode\n",
- __func__);
+ dev_dbg(&client->dev, "invalid fe_sec_tone_mode\n");
ret = -EINVAL;
goto error;
}
cmd.args[3] = 0x00;
cmd.args[4] = tone;
cmd.len = 5;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_set_voltage(struct dvb_frontend *fe,
- fe_sec_voltage_t fe_sec_voltage)
+ enum fe_sec_voltage fe_sec_voltage)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct tda10071_cmd cmd;
int ret;
u8 voltage;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
- dev_dbg(&priv->i2c->dev, "%s: voltage=%d\n", __func__, fe_sec_voltage);
+ dev_dbg(&client->dev, "voltage=%d\n", fe_sec_voltage);
switch (fe_sec_voltage) {
case SEC_VOLTAGE_13:
voltage = 0;
break;
default:
- dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_voltage\n",
- __func__);
+ dev_dbg(&client->dev, "invalid fe_sec_voltage\n");
ret = -EINVAL;
goto error;
}
cmd.args[1] = 0;
cmd.args[2] = voltage;
cmd.len = 3;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe,
struct dvb_diseqc_master_cmd *diseqc_cmd)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct tda10071_cmd cmd;
int ret, i;
- u8 tmp;
+ unsigned int uitmp;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
- dev_dbg(&priv->i2c->dev, "%s: msg_len=%d\n", __func__,
- diseqc_cmd->msg_len);
+ dev_dbg(&client->dev, "msg_len=%d\n", diseqc_cmd->msg_len);
if (diseqc_cmd->msg_len < 3 || diseqc_cmd->msg_len > 6) {
ret = -EINVAL;
}
/* wait LNB TX */
- for (i = 500, tmp = 0; i && !tmp; i--) {
- ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x01);
+ for (i = 500, uitmp = 0; i && !uitmp; i--) {
+ ret = regmap_read(dev->regmap, 0x47, &uitmp);
if (ret)
goto error;
-
+ uitmp = (uitmp >> 0) & 1;
usleep_range(10000, 20000);
}
- dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
+ dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
goto error;
}
- ret = tda10071_wr_reg_mask(priv, 0x47, 0x00, 0x01);
+ ret = regmap_update_bits(dev->regmap, 0x47, 0x01, 0x00);
if (ret)
goto error;
cmd.args[6] = diseqc_cmd->msg_len;
memcpy(&cmd.args[7], diseqc_cmd->msg, diseqc_cmd->msg_len);
cmd.len = 7 + diseqc_cmd->msg_len;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe,
struct dvb_diseqc_slave_reply *reply)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct tda10071_cmd cmd;
int ret, i;
- u8 tmp;
+ unsigned int uitmp;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
- dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
+ dev_dbg(&client->dev, "\n");
/* wait LNB RX */
- for (i = 500, tmp = 0; i && !tmp; i--) {
- ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x02);
+ for (i = 500, uitmp = 0; i && !uitmp; i--) {
+ ret = regmap_read(dev->regmap, 0x47, &uitmp);
if (ret)
goto error;
-
+ uitmp = (uitmp >> 1) & 1;
usleep_range(10000, 20000);
}
- dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
+ dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
}
/* reply len */
- ret = tda10071_rd_reg(priv, 0x46, &tmp);
+ ret = regmap_read(dev->regmap, 0x46, &uitmp);
if (ret)
goto error;
- reply->msg_len = tmp & 0x1f; /* [4:0] */
+ reply->msg_len = uitmp & 0x1f; /* [4:0] */
if (reply->msg_len > sizeof(reply->msg))
reply->msg_len = sizeof(reply->msg); /* truncate API max */
cmd.args[0] = CMD_LNB_UPDATE_REPLY;
cmd.args[1] = 0;
cmd.len = 2;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
- ret = tda10071_rd_regs(priv, cmd.len, reply->msg, reply->msg_len);
+ ret = regmap_bulk_read(dev->regmap, cmd.len, reply->msg,
+ reply->msg_len);
if (ret)
goto error;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
- fe_sec_mini_cmd_t fe_sec_mini_cmd)
+ enum fe_sec_mini_cmd fe_sec_mini_cmd)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct tda10071_cmd cmd;
int ret, i;
- u8 tmp, burst;
+ unsigned int uitmp;
+ u8 burst;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
- dev_dbg(&priv->i2c->dev, "%s: fe_sec_mini_cmd=%d\n", __func__,
- fe_sec_mini_cmd);
+ dev_dbg(&client->dev, "fe_sec_mini_cmd=%d\n", fe_sec_mini_cmd);
switch (fe_sec_mini_cmd) {
case SEC_MINI_A:
burst = 1;
break;
default:
- dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_mini_cmd\n",
- __func__);
+ dev_dbg(&client->dev, "invalid fe_sec_mini_cmd\n");
ret = -EINVAL;
goto error;
}
/* wait LNB TX */
- for (i = 500, tmp = 0; i && !tmp; i--) {
- ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x01);
+ for (i = 500, uitmp = 0; i && !uitmp; i--) {
+ ret = regmap_read(dev->regmap, 0x47, &uitmp);
if (ret)
goto error;
-
+ uitmp = (uitmp >> 0) & 1;
usleep_range(10000, 20000);
}
- dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
+ dev_dbg(&client->dev, "loop=%d\n", i);
if (i == 0) {
ret = -ETIMEDOUT;
goto error;
}
- ret = tda10071_wr_reg_mask(priv, 0x47, 0x00, 0x01);
+ ret = regmap_update_bits(dev->regmap, 0x47, 0x01, 0x00);
if (ret)
goto error;
cmd.args[1] = 0;
cmd.args[2] = burst;
cmd.len = 3;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
-static int tda10071_read_status(struct dvb_frontend *fe, fe_status_t *status)
+static int tda10071_read_status(struct dvb_frontend *fe, enum fe_status *status)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
+ struct tda10071_cmd cmd;
int ret;
- u8 tmp;
+ unsigned int uitmp;
+ u8 buf[8];
*status = 0;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = 0;
goto error;
}
- ret = tda10071_rd_reg(priv, 0x39, &tmp);
+ ret = regmap_read(dev->regmap, 0x39, &uitmp);
if (ret)
goto error;
/* 0x39[0] tuner PLL */
- if (tmp & 0x02) /* demod PLL */
+ if (uitmp & 0x02) /* demod PLL */
*status |= FE_HAS_SIGNAL | FE_HAS_CARRIER;
- if (tmp & 0x04) /* viterbi or LDPC*/
+ if (uitmp & 0x04) /* viterbi or LDPC*/
*status |= FE_HAS_VITERBI;
- if (tmp & 0x08) /* RS or BCH */
+ if (uitmp & 0x08) /* RS or BCH */
*status |= FE_HAS_SYNC | FE_HAS_LOCK;
- priv->fe_status = *status;
+ dev->fe_status = *status;
- return ret;
-error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
- return ret;
-}
+ /* signal strength */
+ if (dev->fe_status & FE_HAS_SIGNAL) {
+ cmd.args[0] = CMD_GET_AGCACC;
+ cmd.args[1] = 0;
+ cmd.len = 2;
+ ret = tda10071_cmd_execute(dev, &cmd);
+ if (ret)
+ goto error;
-static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr)
-{
- struct tda10071_priv *priv = fe->demodulator_priv;
- int ret;
- u8 buf[2];
+ /* input power estimate dBm */
+ ret = regmap_read(dev->regmap, 0x50, &uitmp);
+ if (ret)
+ goto error;
- if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
- *snr = 0;
- ret = 0;
- goto error;
+ c->strength.stat[0].scale = FE_SCALE_DECIBEL;
+ c->strength.stat[0].svalue = (int) (uitmp - 256) * 1000;
+ } else {
+ c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
}
- ret = tda10071_rd_regs(priv, 0x3a, buf, 2);
- if (ret)
- goto error;
+ /* CNR */
+ if (dev->fe_status & FE_HAS_VITERBI) {
+ /* Es/No */
+ ret = regmap_bulk_read(dev->regmap, 0x3a, buf, 2);
+ if (ret)
+ goto error;
- /* Es/No dBx10 */
- *snr = buf[0] << 8 | buf[1];
+ c->cnr.stat[0].scale = FE_SCALE_DECIBEL;
+ c->cnr.stat[0].svalue = (buf[0] << 8 | buf[1] << 0) * 100;
+ } else {
+ c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ }
- return ret;
-error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
- return ret;
-}
+ /* UCB/PER/BER */
+ if (dev->fe_status & FE_HAS_LOCK) {
+ /* TODO: report total bits/packets */
+ u8 delivery_system, reg, len;
-static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
-{
- struct tda10071_priv *priv = fe->demodulator_priv;
- struct tda10071_cmd cmd;
- int ret;
- u8 tmp;
+ switch (dev->delivery_system) {
+ case SYS_DVBS:
+ reg = 0x4c;
+ len = 8;
+ delivery_system = 1;
+ break;
+ case SYS_DVBS2:
+ reg = 0x4d;
+ len = 4;
+ delivery_system = 0;
+ break;
+ default:
+ ret = -EINVAL;
+ goto error;
+ }
- if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
- *strength = 0;
- ret = 0;
- goto error;
- }
+ ret = regmap_read(dev->regmap, reg, &uitmp);
+ if (ret)
+ goto error;
- cmd.args[0] = CMD_GET_AGCACC;
- cmd.args[1] = 0;
- cmd.len = 2;
- ret = tda10071_cmd_execute(priv, &cmd);
- if (ret)
- goto error;
+ if (dev->meas_count == uitmp) {
+ dev_dbg(&client->dev, "meas not ready=%02x\n", uitmp);
+ ret = 0;
+ goto error;
+ } else {
+ dev->meas_count = uitmp;
+ }
- /* input power estimate dBm */
- ret = tda10071_rd_reg(priv, 0x50, &tmp);
- if (ret)
- goto error;
+ cmd.args[0] = CMD_BER_UPDATE_COUNTERS;
+ cmd.args[1] = 0;
+ cmd.args[2] = delivery_system;
+ cmd.len = 3;
+ ret = tda10071_cmd_execute(dev, &cmd);
+ if (ret)
+ goto error;
- if (tmp < 181)
- tmp = 181; /* -75 dBm */
- else if (tmp > 236)
- tmp = 236; /* -20 dBm */
+ ret = regmap_bulk_read(dev->regmap, cmd.len, buf, len);
+ if (ret)
+ goto error;
- /* scale value to 0x0000-0xffff */
- *strength = (tmp-181) * 0xffff / (236-181);
+ if (dev->delivery_system == SYS_DVBS) {
+ dev->dvbv3_ber = buf[0] << 24 | buf[1] << 16 |
+ buf[2] << 8 | buf[3] << 0;
+ dev->post_bit_error += buf[0] << 24 | buf[1] << 16 |
+ buf[2] << 8 | buf[3] << 0;
+ c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER;
+ c->post_bit_error.stat[0].uvalue = dev->post_bit_error;
+ dev->block_error += buf[4] << 8 | buf[5] << 0;
+ c->block_error.stat[0].scale = FE_SCALE_COUNTER;
+ c->block_error.stat[0].uvalue = dev->block_error;
+ } else {
+ dev->dvbv3_ber = buf[0] << 8 | buf[1] << 0;
+ dev->post_bit_error += buf[0] << 8 | buf[1] << 0;
+ c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER;
+ c->post_bit_error.stat[0].uvalue = dev->post_bit_error;
+ c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ }
+ } else {
+ c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ }
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
-static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
+static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
- struct tda10071_cmd cmd;
- int ret, i, len;
- u8 tmp, reg, buf[8];
-
- if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
- *ber = priv->ber = 0;
- ret = 0;
- goto error;
- }
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
- switch (priv->delivery_system) {
- case SYS_DVBS:
- reg = 0x4c;
- len = 8;
- i = 1;
- break;
- case SYS_DVBS2:
- reg = 0x4d;
- len = 4;
- i = 0;
- break;
- default:
- *ber = priv->ber = 0;
- return 0;
- }
+ if (c->cnr.stat[0].scale == FE_SCALE_DECIBEL)
+ *snr = div_s64(c->cnr.stat[0].svalue, 100);
+ else
+ *snr = 0;
+ return 0;
+}
- ret = tda10071_rd_reg(priv, reg, &tmp);
- if (ret)
- goto error;
+static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
+{
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
+ unsigned int uitmp;
- if (priv->meas_count[i] == tmp) {
- dev_dbg(&priv->i2c->dev, "%s: meas not ready=%02x\n", __func__,
- tmp);
- *ber = priv->ber;
- return 0;
+ if (c->strength.stat[0].scale == FE_SCALE_DECIBEL) {
+ uitmp = div_s64(c->strength.stat[0].svalue, 1000) + 256;
+ uitmp = clamp(uitmp, 181U, 236U); /* -75dBm - -20dBm */
+ /* scale value to 0x0000-0xffff */
+ *strength = (uitmp-181) * 0xffff / (236-181);
} else {
- priv->meas_count[i] = tmp;
+ *strength = 0;
}
+ return 0;
+}
- cmd.args[0] = CMD_BER_UPDATE_COUNTERS;
- cmd.args[1] = 0;
- cmd.args[2] = i;
- cmd.len = 3;
- ret = tda10071_cmd_execute(priv, &cmd);
- if (ret)
- goto error;
-
- ret = tda10071_rd_regs(priv, cmd.len, buf, len);
- if (ret)
- goto error;
-
- if (priv->delivery_system == SYS_DVBS) {
- *ber = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
- priv->ucb += (buf[4] << 8) | buf[5];
- } else {
- *ber = (buf[0] << 8) | buf[1];
- }
- priv->ber = *ber;
+static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+ struct tda10071_dev *dev = fe->demodulator_priv;
- return ret;
-error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
- return ret;
+ *ber = dev->dvbv3_ber;
+ return 0;
}
static int tda10071_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
- int ret = 0;
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
- if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
+ if (c->block_error.stat[0].scale == FE_SCALE_COUNTER)
+ *ucblocks = c->block_error.stat[0].uvalue;
+ else
*ucblocks = 0;
- goto error;
- }
-
- /* UCB is updated when BER is read. Assume BER is read anyway. */
-
- *ucblocks = priv->ucb;
-
- return ret;
-error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
- return ret;
+ return 0;
}
static int tda10071_set_frontend(struct dvb_frontend *fe)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct tda10071_cmd cmd;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i;
u8 mode, rolloff, pilot, inversion, div;
- fe_modulation_t modulation;
+ enum fe_modulation modulation;
- dev_dbg(&priv->i2c->dev,
- "%s: delivery_system=%d modulation=%d frequency=%d symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n",
- __func__, c->delivery_system, c->modulation,
- c->frequency, c->symbol_rate, c->inversion, c->pilot,
- c->rolloff);
+ dev_dbg(&client->dev,
+ "delivery_system=%d modulation=%d frequency=%u symbol_rate=%d inversion=%d pilot=%d rolloff=%d\n",
+ c->delivery_system, c->modulation, c->frequency, c->symbol_rate,
+ c->inversion, c->pilot, c->rolloff);
- priv->delivery_system = SYS_UNDEFINED;
+ dev->delivery_system = SYS_UNDEFINED;
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
inversion = 3;
break;
default:
- dev_dbg(&priv->i2c->dev, "%s: invalid inversion\n", __func__);
+ dev_dbg(&client->dev, "invalid inversion\n");
ret = -EINVAL;
goto error;
}
break;
case ROLLOFF_AUTO:
default:
- dev_dbg(&priv->i2c->dev, "%s: invalid rolloff\n",
- __func__);
+ dev_dbg(&client->dev, "invalid rolloff\n");
ret = -EINVAL;
goto error;
}
pilot = 2;
break;
default:
- dev_dbg(&priv->i2c->dev, "%s: invalid pilot\n",
- __func__);
+ dev_dbg(&client->dev, "invalid pilot\n");
ret = -EINVAL;
goto error;
}
break;
default:
- dev_dbg(&priv->i2c->dev, "%s: invalid delivery_system\n",
- __func__);
+ dev_dbg(&client->dev, "invalid delivery_system\n");
ret = -EINVAL;
goto error;
}
modulation == TDA10071_MODCOD[i].modulation &&
c->fec_inner == TDA10071_MODCOD[i].fec) {
mode = TDA10071_MODCOD[i].val;
- dev_dbg(&priv->i2c->dev, "%s: mode found=%02x\n",
- __func__, mode);
+ dev_dbg(&client->dev, "mode found=%02x\n", mode);
break;
}
}
if (mode == 0xff) {
- dev_dbg(&priv->i2c->dev, "%s: invalid parameter combination\n",
- __func__);
+ dev_dbg(&client->dev, "invalid parameter combination\n");
ret = -EINVAL;
goto error;
}
else
div = 4;
- ret = tda10071_wr_reg(priv, 0x81, div);
+ ret = regmap_write(dev->regmap, 0x81, div);
if (ret)
goto error;
- ret = tda10071_wr_reg(priv, 0xe3, div);
+ ret = regmap_write(dev->regmap, 0xe3, div);
if (ret)
goto error;
cmd.args[13] = 0x00;
cmd.args[14] = 0x00;
cmd.len = 15;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
- priv->delivery_system = c->delivery_system;
+ dev->delivery_system = c->delivery_system;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_get_frontend(struct dvb_frontend *fe)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret, i;
u8 buf[5], tmp;
- if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
- ret = -EFAULT;
+ if (!dev->warm || !(dev->fe_status & FE_HAS_LOCK)) {
+ ret = 0;
goto error;
}
- ret = tda10071_rd_regs(priv, 0x30, buf, 5);
+ ret = regmap_bulk_read(dev->regmap, 0x30, buf, 5);
if (ret)
goto error;
c->frequency = (buf[2] << 16) | (buf[3] << 8) | (buf[4] << 0);
- ret = tda10071_rd_regs(priv, 0x52, buf, 3);
+ ret = regmap_bulk_read(dev->regmap, 0x52, buf, 3);
if (ret)
goto error;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_init(struct dvb_frontend *fe)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct tda10071_cmd cmd;
int ret, i, len, remaining, fw_size;
+ unsigned int uitmp;
const struct firmware *fw;
u8 *fw_file = TDA10071_FIRMWARE;
u8 tmp, buf[4];
};
struct tda10071_reg_val_mask tab2[] = {
{ 0xf1, 0x70, 0xff },
- { 0x88, priv->cfg.pll_multiplier, 0x3f },
+ { 0x88, dev->pll_multiplier, 0x3f },
{ 0x89, 0x00, 0x10 },
{ 0x89, 0x10, 0x10 },
{ 0xc0, 0x01, 0x01 },
{ 0xd5, 0x03, 0x03 },
};
- if (priv->warm) {
+ if (dev->warm) {
/* warm state - wake up device from sleep */
for (i = 0; i < ARRAY_SIZE(tab); i++) {
- ret = tda10071_wr_reg_mask(priv, tab[i].reg,
+ ret = tda10071_wr_reg_mask(dev, tab[i].reg,
tab[i].val, tab[i].mask);
if (ret)
goto error;
cmd.args[1] = 0;
cmd.args[2] = 0;
cmd.len = 3;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
} else {
/* cold state - try to download firmware */
/* request the firmware, this will block and timeout */
- ret = request_firmware(&fw, fw_file, priv->i2c->dev.parent);
+ ret = request_firmware(&fw, fw_file, &client->dev);
if (ret) {
- dev_err(&priv->i2c->dev,
- "%s: did not find the firmware file. (%s) Please see linux/Documentation/dvb/ for more details on firmware-problems. (%d)\n",
- KBUILD_MODNAME, fw_file, ret);
+ dev_err(&client->dev,
+ "did not find the firmware file. (%s) Please see linux/Documentation/dvb/ for more details on firmware-problems. (%d)\n",
+ fw_file, ret);
goto error;
}
/* init */
for (i = 0; i < ARRAY_SIZE(tab2); i++) {
- ret = tda10071_wr_reg_mask(priv, tab2[i].reg,
+ ret = tda10071_wr_reg_mask(dev, tab2[i].reg,
tab2[i].val, tab2[i].mask);
if (ret)
goto error_release_firmware;
}
/* download firmware */
- ret = tda10071_wr_reg(priv, 0xe0, 0x7f);
+ ret = regmap_write(dev->regmap, 0xe0, 0x7f);
if (ret)
goto error_release_firmware;
- ret = tda10071_wr_reg(priv, 0xf7, 0x81);
+ ret = regmap_write(dev->regmap, 0xf7, 0x81);
if (ret)
goto error_release_firmware;
- ret = tda10071_wr_reg(priv, 0xf8, 0x00);
+ ret = regmap_write(dev->regmap, 0xf8, 0x00);
if (ret)
goto error_release_firmware;
- ret = tda10071_wr_reg(priv, 0xf9, 0x00);
+ ret = regmap_write(dev->regmap, 0xf9, 0x00);
if (ret)
goto error_release_firmware;
- dev_info(&priv->i2c->dev,
- "%s: found a '%s' in cold state, will try to load a firmware\n",
- KBUILD_MODNAME, tda10071_ops.info.name);
- dev_info(&priv->i2c->dev,
- "%s: downloading firmware from file '%s'\n",
- KBUILD_MODNAME, fw_file);
+ dev_info(&client->dev,
+ "found a '%s' in cold state, will try to load a firmware\n",
+ tda10071_ops.info.name);
+ dev_info(&client->dev, "downloading firmware from file '%s'\n",
+ fw_file);
/* do not download last byte */
fw_size = fw->size - 1;
for (remaining = fw_size; remaining > 0;
- remaining -= (priv->cfg.i2c_wr_max - 1)) {
+ remaining -= (dev->i2c_wr_max - 1)) {
len = remaining;
- if (len > (priv->cfg.i2c_wr_max - 1))
- len = (priv->cfg.i2c_wr_max - 1);
+ if (len > (dev->i2c_wr_max - 1))
+ len = (dev->i2c_wr_max - 1);
- ret = tda10071_wr_regs(priv, 0xfa,
+ ret = regmap_bulk_write(dev->regmap, 0xfa,
(u8 *) &fw->data[fw_size - remaining], len);
if (ret) {
- dev_err(&priv->i2c->dev,
- "%s: firmware download failed=%d\n",
- KBUILD_MODNAME, ret);
+ dev_err(&client->dev,
+ "firmware download failed=%d\n", ret);
goto error_release_firmware;
}
}
release_firmware(fw);
- ret = tda10071_wr_reg(priv, 0xf7, 0x0c);
+ ret = regmap_write(dev->regmap, 0xf7, 0x0c);
if (ret)
goto error;
- ret = tda10071_wr_reg(priv, 0xe0, 0x00);
+ ret = regmap_write(dev->regmap, 0xe0, 0x00);
if (ret)
goto error;
msleep(250);
/* firmware status */
- ret = tda10071_rd_reg(priv, 0x51, &tmp);
+ ret = regmap_read(dev->regmap, 0x51, &uitmp);
if (ret)
goto error;
- if (tmp) {
- dev_info(&priv->i2c->dev, "%s: firmware did not run\n",
- KBUILD_MODNAME);
+ if (uitmp) {
+ dev_info(&client->dev, "firmware did not run\n");
ret = -EFAULT;
goto error;
} else {
- priv->warm = true;
+ dev->warm = true;
}
cmd.args[0] = CMD_GET_FW_VERSION;
cmd.len = 1;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
- ret = tda10071_rd_regs(priv, cmd.len, buf, 4);
+ ret = regmap_bulk_read(dev->regmap, cmd.len, buf, 4);
if (ret)
goto error;
- dev_info(&priv->i2c->dev, "%s: firmware version %d.%d.%d.%d\n",
- KBUILD_MODNAME, buf[0], buf[1], buf[2], buf[3]);
- dev_info(&priv->i2c->dev, "%s: found a '%s' in warm state\n",
- KBUILD_MODNAME, tda10071_ops.info.name);
+ dev_info(&client->dev, "firmware version %d.%d.%d.%d\n",
+ buf[0], buf[1], buf[2], buf[3]);
+ dev_info(&client->dev, "found a '%s' in warm state\n",
+ tda10071_ops.info.name);
- ret = tda10071_rd_regs(priv, 0x81, buf, 2);
+ ret = regmap_bulk_read(dev->regmap, 0x81, buf, 2);
if (ret)
goto error;
cmd.args[0] = CMD_DEMOD_INIT;
- cmd.args[1] = ((priv->cfg.xtal / 1000) >> 8) & 0xff;
- cmd.args[2] = ((priv->cfg.xtal / 1000) >> 0) & 0xff;
+ cmd.args[1] = ((dev->clk / 1000) >> 8) & 0xff;
+ cmd.args[2] = ((dev->clk / 1000) >> 0) & 0xff;
cmd.args[3] = buf[0];
cmd.args[4] = buf[1];
- cmd.args[5] = priv->cfg.pll_multiplier;
- cmd.args[6] = priv->cfg.spec_inv;
+ cmd.args[5] = dev->pll_multiplier;
+ cmd.args[6] = dev->spec_inv;
cmd.args[7] = 0x00;
cmd.len = 8;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
- if (priv->cfg.tuner_i2c_addr)
- tmp = priv->cfg.tuner_i2c_addr;
+ if (dev->tuner_i2c_addr)
+ tmp = dev->tuner_i2c_addr;
else
tmp = 0x14;
cmd.args[13] = 0x00;
cmd.args[14] = 0x00;
cmd.len = 15;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
cmd.args[0] = CMD_MPEG_CONFIG;
cmd.args[1] = 0;
- cmd.args[2] = priv->cfg.ts_mode;
+ cmd.args[2] = dev->ts_mode;
cmd.args[3] = 0x00;
cmd.args[4] = 0x04;
cmd.args[5] = 0x00;
cmd.len = 6;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
- ret = tda10071_wr_reg_mask(priv, 0xf0, 0x01, 0x01);
+ ret = regmap_update_bits(dev->regmap, 0xf0, 0x01, 0x01);
if (ret)
goto error;
cmd.args[9] = 30;
cmd.args[10] = 30;
cmd.len = 11;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
cmd.args[2] = 14;
cmd.args[3] = 14;
cmd.len = 4;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
}
+ /* init stats here in order signal app which stats are supported */
+ c->strength.len = 1;
+ c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ c->cnr.len = 1;
+ c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ c->post_bit_error.len = 1;
+ c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+ c->block_error.len = 1;
+ c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
+
return ret;
error_release_firmware:
release_firmware(fw);
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
static int tda10071_sleep(struct dvb_frontend *fe)
{
- struct tda10071_priv *priv = fe->demodulator_priv;
+ struct tda10071_dev *dev = fe->demodulator_priv;
+ struct i2c_client *client = dev->client;
struct tda10071_cmd cmd;
int ret, i;
struct tda10071_reg_val_mask tab[] = {
{ 0xce, 0x10, 0x10 },
};
- if (!priv->warm) {
+ if (!dev->warm) {
ret = -EFAULT;
goto error;
}
cmd.args[1] = 0;
cmd.args[2] = 1;
cmd.len = 3;
- ret = tda10071_cmd_execute(priv, &cmd);
+ ret = tda10071_cmd_execute(dev, &cmd);
if (ret)
goto error;
for (i = 0; i < ARRAY_SIZE(tab); i++) {
- ret = tda10071_wr_reg_mask(priv, tab[i].reg, tab[i].val,
+ ret = tda10071_wr_reg_mask(dev, tab[i].reg, tab[i].val,
tab[i].mask);
if (ret)
goto error;
return ret;
error:
- dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
+ dev_dbg(&client->dev, "failed=%d\n", ret);
return ret;
}
return 0;
}
-static void tda10071_release(struct dvb_frontend *fe)
-{
- struct tda10071_priv *priv = fe->demodulator_priv;
- kfree(priv);
-}
-
-struct dvb_frontend *tda10071_attach(const struct tda10071_config *config,
- struct i2c_adapter *i2c)
-{
- int ret;
- struct tda10071_priv *priv = NULL;
- u8 tmp;
-
- /* allocate memory for the internal priv */
- priv = kzalloc(sizeof(struct tda10071_priv), GFP_KERNEL);
- if (priv == NULL) {
- ret = -ENOMEM;
- goto error;
- }
-
- /* make sure demod i2c address is specified */
- if (!config->demod_i2c_addr) {
- dev_dbg(&i2c->dev, "%s: invalid demod i2c address\n", __func__);
- ret = -EINVAL;
- goto error;
- }
-
- /* make sure tuner i2c address is specified */
- if (!config->tuner_i2c_addr) {
- dev_dbg(&i2c->dev, "%s: invalid tuner i2c address\n", __func__);
- ret = -EINVAL;
- goto error;
- }
-
- /* setup the priv */
- priv->i2c = i2c;
- memcpy(&priv->cfg, config, sizeof(struct tda10071_config));
-
- /* chip ID */
- ret = tda10071_rd_reg(priv, 0xff, &tmp);
- if (ret || tmp != 0x0f)
- goto error;
-
- /* chip type */
- ret = tda10071_rd_reg(priv, 0xdd, &tmp);
- if (ret || tmp != 0x00)
- goto error;
-
- /* chip version */
- ret = tda10071_rd_reg(priv, 0xfe, &tmp);
- if (ret || tmp != 0x01)
- goto error;
-
- /* create dvb_frontend */
- memcpy(&priv->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops));
- priv->fe.demodulator_priv = priv;
-
- return &priv->fe;
-error:
- dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret);
- kfree(priv);
- return NULL;
-}
-EXPORT_SYMBOL(tda10071_attach);
-
static struct dvb_frontend_ops tda10071_ops = {
.delsys = { SYS_DVBS, SYS_DVBS2 },
.info = {
FE_CAN_2G_MODULATION
},
- .release = tda10071_release,
-
.get_tune_settings = tda10071_get_tune_settings,
.init = tda10071_init,
.set_voltage = tda10071_set_voltage,
};
+static struct dvb_frontend *tda10071_get_dvb_frontend(struct i2c_client *client)
+{
+ struct tda10071_dev *dev = i2c_get_clientdata(client);
+
+ dev_dbg(&client->dev, "\n");
+
+ return &dev->fe;
+}
+
+static int tda10071_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct tda10071_dev *dev;
+ struct tda10071_platform_data *pdata = client->dev.platform_data;
+ int ret;
+ unsigned int uitmp;
+ static const struct regmap_config regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ };
+
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (!dev) {
+ ret = -ENOMEM;
+ goto err;
+ }
+
+ dev->client = client;
+ mutex_init(&dev->cmd_execute_mutex);
+ dev->clk = pdata->clk;
+ dev->i2c_wr_max = pdata->i2c_wr_max;
+ dev->ts_mode = pdata->ts_mode;
+ dev->spec_inv = pdata->spec_inv;
+ dev->pll_multiplier = pdata->pll_multiplier;
+ dev->tuner_i2c_addr = pdata->tuner_i2c_addr;
+ dev->regmap = devm_regmap_init_i2c(client, ®map_config);
+ if (IS_ERR(dev->regmap)) {
+ ret = PTR_ERR(dev->regmap);
+ goto err_kfree;
+ }
+
+ /* chip ID */
+ ret = regmap_read(dev->regmap, 0xff, &uitmp);
+ if (ret)
+ goto err_kfree;
+ if (uitmp != 0x0f) {
+ ret = -ENODEV;
+ goto err_kfree;
+ }
+
+ /* chip type */
+ ret = regmap_read(dev->regmap, 0xdd, &uitmp);
+ if (ret)
+ goto err_kfree;
+ if (uitmp != 0x00) {
+ ret = -ENODEV;
+ goto err_kfree;
+ }
+
+ /* chip version */
+ ret = regmap_read(dev->regmap, 0xfe, &uitmp);
+ if (ret)
+ goto err_kfree;
+ if (uitmp != 0x01) {
+ ret = -ENODEV;
+ goto err_kfree;
+ }
+
+ /* create dvb_frontend */
+ memcpy(&dev->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops));
+ dev->fe.demodulator_priv = dev;
+ i2c_set_clientdata(client, dev);
+
+ /* setup callbacks */
+ pdata->get_dvb_frontend = tda10071_get_dvb_frontend;
+
+ dev_info(&client->dev, "NXP TDA10071 successfully identified\n");
+ return 0;
+err_kfree:
+ kfree(dev);
+err:
+ dev_dbg(&client->dev, "failed=%d\n", ret);
+ return ret;
+}
+
+static int tda10071_remove(struct i2c_client *client)
+{
+ struct tda10071_dev *dev = i2c_get_clientdata(client);
+
+ dev_dbg(&client->dev, "\n");
+
+ kfree(dev);
+ return 0;
+}
+
+static const struct i2c_device_id tda10071_id_table[] = {
+ {"tda10071_cx24118", 0},
+ {}
+};
+MODULE_DEVICE_TABLE(i2c, tda10071_id_table);
+
+static struct i2c_driver tda10071_driver = {
+ .driver = {
+ .name = "tda10071",
+ .suppress_bind_attrs = true,
+ },
+ .probe = tda10071_probe,
+ .remove = tda10071_remove,
+ .id_table = tda10071_id_table,
+};
+
+module_i2c_driver(tda10071_driver);
+
MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
MODULE_DESCRIPTION("NXP TDA10071 DVB-S/S2 demodulator driver");
MODULE_LICENSE("GPL");
Code Review / kvmfornfv.git / blobdiff