1268 строки
28 KiB
C
1268 строки
28 KiB
C
/*
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* NXP TDA10071 + Conexant CX24118A DVB-S/S2 demodulator + tuner driver
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*
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* Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "tda10071_priv.h"
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static const struct dvb_frontend_ops tda10071_ops;
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/*
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* XXX: regmap_update_bits() does not fit our needs as it does not support
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* partially volatile registers. Also it performs register read even mask is as
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* wide as register value.
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*/
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/* write single register with mask */
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static int tda10071_wr_reg_mask(struct tda10071_dev *dev,
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u8 reg, u8 val, u8 mask)
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{
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int ret;
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u8 tmp;
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/* no need for read if whole reg is written */
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if (mask != 0xff) {
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ret = regmap_bulk_read(dev->regmap, reg, &tmp, 1);
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if (ret)
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return ret;
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val &= mask;
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tmp &= ~mask;
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val |= tmp;
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}
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return regmap_bulk_write(dev->regmap, reg, &val, 1);
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}
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/* execute firmware command */
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static int tda10071_cmd_execute(struct tda10071_dev *dev,
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struct tda10071_cmd *cmd)
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{
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struct i2c_client *client = dev->client;
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int ret, i;
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unsigned int uitmp;
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if (!dev->warm) {
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ret = -EFAULT;
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goto error;
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}
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mutex_lock(&dev->cmd_execute_mutex);
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/* write cmd and args for firmware */
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ret = regmap_bulk_write(dev->regmap, 0x00, cmd->args, cmd->len);
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if (ret)
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goto error_mutex_unlock;
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/* start cmd execution */
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ret = regmap_write(dev->regmap, 0x1f, 1);
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if (ret)
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goto error_mutex_unlock;
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/* wait cmd execution terminate */
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for (i = 1000, uitmp = 1; i && uitmp; i--) {
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ret = regmap_read(dev->regmap, 0x1f, &uitmp);
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if (ret)
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goto error_mutex_unlock;
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usleep_range(200, 5000);
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}
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mutex_unlock(&dev->cmd_execute_mutex);
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dev_dbg(&client->dev, "loop=%d\n", i);
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if (i == 0) {
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ret = -ETIMEDOUT;
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goto error;
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}
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return ret;
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error_mutex_unlock:
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mutex_unlock(&dev->cmd_execute_mutex);
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error:
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tda10071_set_tone(struct dvb_frontend *fe,
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enum fe_sec_tone_mode fe_sec_tone_mode)
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{
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struct tda10071_dev *dev = fe->demodulator_priv;
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struct i2c_client *client = dev->client;
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struct tda10071_cmd cmd;
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int ret;
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u8 tone;
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if (!dev->warm) {
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ret = -EFAULT;
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goto error;
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}
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dev_dbg(&client->dev, "tone_mode=%d\n", fe_sec_tone_mode);
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switch (fe_sec_tone_mode) {
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case SEC_TONE_ON:
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tone = 1;
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break;
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case SEC_TONE_OFF:
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tone = 0;
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break;
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default:
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dev_dbg(&client->dev, "invalid fe_sec_tone_mode\n");
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ret = -EINVAL;
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goto error;
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}
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cmd.args[0] = CMD_LNB_PCB_CONFIG;
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cmd.args[1] = 0;
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cmd.args[2] = 0x00;
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cmd.args[3] = 0x00;
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cmd.args[4] = tone;
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cmd.len = 5;
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ret = tda10071_cmd_execute(dev, &cmd);
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if (ret)
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goto error;
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return ret;
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error:
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tda10071_set_voltage(struct dvb_frontend *fe,
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enum fe_sec_voltage fe_sec_voltage)
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{
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struct tda10071_dev *dev = fe->demodulator_priv;
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struct i2c_client *client = dev->client;
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struct tda10071_cmd cmd;
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int ret;
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u8 voltage;
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if (!dev->warm) {
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ret = -EFAULT;
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goto error;
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}
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dev_dbg(&client->dev, "voltage=%d\n", fe_sec_voltage);
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switch (fe_sec_voltage) {
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case SEC_VOLTAGE_13:
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voltage = 0;
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break;
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case SEC_VOLTAGE_18:
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voltage = 1;
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break;
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case SEC_VOLTAGE_OFF:
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voltage = 0;
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break;
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default:
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dev_dbg(&client->dev, "invalid fe_sec_voltage\n");
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ret = -EINVAL;
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goto error;
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}
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cmd.args[0] = CMD_LNB_SET_DC_LEVEL;
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cmd.args[1] = 0;
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cmd.args[2] = voltage;
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cmd.len = 3;
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ret = tda10071_cmd_execute(dev, &cmd);
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if (ret)
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goto error;
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return ret;
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error:
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe,
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struct dvb_diseqc_master_cmd *diseqc_cmd)
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{
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struct tda10071_dev *dev = fe->demodulator_priv;
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struct i2c_client *client = dev->client;
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struct tda10071_cmd cmd;
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int ret, i;
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unsigned int uitmp;
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if (!dev->warm) {
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ret = -EFAULT;
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goto error;
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}
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dev_dbg(&client->dev, "msg_len=%d\n", diseqc_cmd->msg_len);
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if (diseqc_cmd->msg_len < 3 || diseqc_cmd->msg_len > 6) {
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ret = -EINVAL;
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goto error;
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}
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/* wait LNB TX */
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for (i = 500, uitmp = 0; i && !uitmp; i--) {
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ret = regmap_read(dev->regmap, 0x47, &uitmp);
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if (ret)
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goto error;
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uitmp = (uitmp >> 0) & 1;
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usleep_range(10000, 20000);
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}
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dev_dbg(&client->dev, "loop=%d\n", i);
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if (i == 0) {
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ret = -ETIMEDOUT;
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goto error;
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}
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ret = regmap_update_bits(dev->regmap, 0x47, 0x01, 0x00);
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if (ret)
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goto error;
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cmd.args[0] = CMD_LNB_SEND_DISEQC;
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cmd.args[1] = 0;
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cmd.args[2] = 0;
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cmd.args[3] = 0;
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cmd.args[4] = 2;
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cmd.args[5] = 0;
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cmd.args[6] = diseqc_cmd->msg_len;
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memcpy(&cmd.args[7], diseqc_cmd->msg, diseqc_cmd->msg_len);
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cmd.len = 7 + diseqc_cmd->msg_len;
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ret = tda10071_cmd_execute(dev, &cmd);
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if (ret)
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goto error;
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return ret;
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error:
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe,
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struct dvb_diseqc_slave_reply *reply)
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{
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struct tda10071_dev *dev = fe->demodulator_priv;
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struct i2c_client *client = dev->client;
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struct tda10071_cmd cmd;
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int ret, i;
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unsigned int uitmp;
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if (!dev->warm) {
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ret = -EFAULT;
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goto error;
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}
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dev_dbg(&client->dev, "\n");
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/* wait LNB RX */
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for (i = 500, uitmp = 0; i && !uitmp; i--) {
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ret = regmap_read(dev->regmap, 0x47, &uitmp);
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if (ret)
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goto error;
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uitmp = (uitmp >> 1) & 1;
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usleep_range(10000, 20000);
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}
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dev_dbg(&client->dev, "loop=%d\n", i);
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if (i == 0) {
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ret = -ETIMEDOUT;
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goto error;
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}
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/* reply len */
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ret = regmap_read(dev->regmap, 0x46, &uitmp);
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if (ret)
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goto error;
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reply->msg_len = uitmp & 0x1f; /* [4:0] */
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if (reply->msg_len > sizeof(reply->msg))
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reply->msg_len = sizeof(reply->msg); /* truncate API max */
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/* read reply */
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cmd.args[0] = CMD_LNB_UPDATE_REPLY;
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cmd.args[1] = 0;
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cmd.len = 2;
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ret = tda10071_cmd_execute(dev, &cmd);
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if (ret)
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goto error;
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ret = regmap_bulk_read(dev->regmap, cmd.len, reply->msg,
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reply->msg_len);
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if (ret)
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goto error;
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return ret;
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error:
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
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enum fe_sec_mini_cmd fe_sec_mini_cmd)
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{
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struct tda10071_dev *dev = fe->demodulator_priv;
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struct i2c_client *client = dev->client;
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struct tda10071_cmd cmd;
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int ret, i;
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unsigned int uitmp;
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u8 burst;
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if (!dev->warm) {
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ret = -EFAULT;
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goto error;
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}
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dev_dbg(&client->dev, "fe_sec_mini_cmd=%d\n", fe_sec_mini_cmd);
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switch (fe_sec_mini_cmd) {
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case SEC_MINI_A:
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burst = 0;
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break;
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case SEC_MINI_B:
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burst = 1;
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break;
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default:
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dev_dbg(&client->dev, "invalid fe_sec_mini_cmd\n");
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ret = -EINVAL;
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goto error;
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}
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/* wait LNB TX */
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for (i = 500, uitmp = 0; i && !uitmp; i--) {
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ret = regmap_read(dev->regmap, 0x47, &uitmp);
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if (ret)
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goto error;
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uitmp = (uitmp >> 0) & 1;
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usleep_range(10000, 20000);
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}
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dev_dbg(&client->dev, "loop=%d\n", i);
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if (i == 0) {
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ret = -ETIMEDOUT;
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goto error;
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}
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ret = regmap_update_bits(dev->regmap, 0x47, 0x01, 0x00);
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if (ret)
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goto error;
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cmd.args[0] = CMD_LNB_SEND_TONEBURST;
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cmd.args[1] = 0;
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cmd.args[2] = burst;
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cmd.len = 3;
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ret = tda10071_cmd_execute(dev, &cmd);
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if (ret)
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goto error;
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return ret;
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error:
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dev_dbg(&client->dev, "failed=%d\n", ret);
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return ret;
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}
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static int tda10071_read_status(struct dvb_frontend *fe, enum fe_status *status)
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{
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struct tda10071_dev *dev = fe->demodulator_priv;
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struct i2c_client *client = dev->client;
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struct dtv_frontend_properties *c = &fe->dtv_property_cache;
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struct tda10071_cmd cmd;
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int ret;
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unsigned int uitmp;
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u8 buf[8];
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*status = 0;
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if (!dev->warm) {
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ret = 0;
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goto error;
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}
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ret = regmap_read(dev->regmap, 0x39, &uitmp);
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if (ret)
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goto error;
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/* 0x39[0] tuner PLL */
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if (uitmp & 0x02) /* demod PLL */
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*status |= FE_HAS_SIGNAL | FE_HAS_CARRIER;
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if (uitmp & 0x04) /* viterbi or LDPC*/
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*status |= FE_HAS_VITERBI;
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if (uitmp & 0x08) /* RS or BCH */
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*status |= FE_HAS_SYNC | FE_HAS_LOCK;
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dev->fe_status = *status;
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/* signal strength */
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if (dev->fe_status & FE_HAS_SIGNAL) {
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cmd.args[0] = CMD_GET_AGCACC;
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cmd.args[1] = 0;
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cmd.len = 2;
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ret = tda10071_cmd_execute(dev, &cmd);
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if (ret)
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goto error;
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/* input power estimate dBm */
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ret = regmap_read(dev->regmap, 0x50, &uitmp);
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if (ret)
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goto error;
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c->strength.stat[0].scale = FE_SCALE_DECIBEL;
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c->strength.stat[0].svalue = (int) (uitmp - 256) * 1000;
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} else {
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c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
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}
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/* CNR */
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if (dev->fe_status & FE_HAS_VITERBI) {
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/* Es/No */
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ret = regmap_bulk_read(dev->regmap, 0x3a, buf, 2);
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if (ret)
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goto error;
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c->cnr.stat[0].scale = FE_SCALE_DECIBEL;
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c->cnr.stat[0].svalue = (buf[0] << 8 | buf[1] << 0) * 100;
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} else {
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c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
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}
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/* UCB/PER/BER */
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if (dev->fe_status & FE_HAS_LOCK) {
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/* TODO: report total bits/packets */
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u8 delivery_system, reg, len;
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switch (dev->delivery_system) {
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case SYS_DVBS:
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reg = 0x4c;
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len = 8;
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delivery_system = 1;
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break;
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case SYS_DVBS2:
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reg = 0x4d;
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len = 4;
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delivery_system = 0;
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break;
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default:
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ret = -EINVAL;
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goto error;
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}
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ret = regmap_read(dev->regmap, reg, &uitmp);
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if (ret)
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goto error;
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if (dev->meas_count == uitmp) {
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dev_dbg(&client->dev, "meas not ready=%02x\n", uitmp);
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ret = 0;
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goto error;
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} else {
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dev->meas_count = uitmp;
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}
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cmd.args[0] = CMD_BER_UPDATE_COUNTERS;
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cmd.args[1] = 0;
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cmd.args[2] = delivery_system;
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cmd.len = 3;
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ret = tda10071_cmd_execute(dev, &cmd);
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if (ret)
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goto error;
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ret = regmap_bulk_read(dev->regmap, cmd.len, buf, len);
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if (ret)
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goto error;
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if (dev->delivery_system == SYS_DVBS) {
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dev->dvbv3_ber = buf[0] << 24 | buf[1] << 16 |
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buf[2] << 8 | buf[3] << 0;
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dev->post_bit_error += buf[0] << 24 | buf[1] << 16 |
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buf[2] << 8 | buf[3] << 0;
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c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER;
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c->post_bit_error.stat[0].uvalue = dev->post_bit_error;
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dev->block_error += buf[4] << 8 | buf[5] << 0;
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c->block_error.stat[0].scale = FE_SCALE_COUNTER;
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c->block_error.stat[0].uvalue = dev->block_error;
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} else {
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dev->dvbv3_ber = buf[0] << 8 | buf[1] << 0;
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dev->post_bit_error += buf[0] << 8 | buf[1] << 0;
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c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER;
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c->post_bit_error.stat[0].uvalue = dev->post_bit_error;
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c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
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}
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} else {
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c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
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c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
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}
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|
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return ret;
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error:
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dev_dbg(&client->dev, "failed=%d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr)
|
|
{
|
|
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
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|
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if (c->cnr.stat[0].scale == FE_SCALE_DECIBEL)
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*snr = div_s64(c->cnr.stat[0].svalue, 100);
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else
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*snr = 0;
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return 0;
|
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}
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|
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static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
|
|
{
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|
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
|
|
unsigned int uitmp;
|
|
|
|
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 {
|
|
*strength = 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
|
|
{
|
|
struct tda10071_dev *dev = fe->demodulator_priv;
|
|
|
|
*ber = dev->dvbv3_ber;
|
|
return 0;
|
|
}
|
|
|
|
static int tda10071_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
|
|
{
|
|
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
|
|
|
|
if (c->block_error.stat[0].scale == FE_SCALE_COUNTER)
|
|
*ucblocks = c->block_error.stat[0].uvalue;
|
|
else
|
|
*ucblocks = 0;
|
|
return 0;
|
|
}
|
|
|
|
static int tda10071_set_frontend(struct dvb_frontend *fe)
|
|
{
|
|
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;
|
|
enum fe_modulation modulation;
|
|
|
|
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);
|
|
|
|
dev->delivery_system = SYS_UNDEFINED;
|
|
|
|
if (!dev->warm) {
|
|
ret = -EFAULT;
|
|
goto error;
|
|
}
|
|
|
|
switch (c->inversion) {
|
|
case INVERSION_OFF:
|
|
inversion = 1;
|
|
break;
|
|
case INVERSION_ON:
|
|
inversion = 0;
|
|
break;
|
|
case INVERSION_AUTO:
|
|
/* 2 = auto; try first on then off
|
|
* 3 = auto; try first off then on */
|
|
inversion = 3;
|
|
break;
|
|
default:
|
|
dev_dbg(&client->dev, "invalid inversion\n");
|
|
ret = -EINVAL;
|
|
goto error;
|
|
}
|
|
|
|
switch (c->delivery_system) {
|
|
case SYS_DVBS:
|
|
modulation = QPSK;
|
|
rolloff = 0;
|
|
pilot = 2;
|
|
break;
|
|
case SYS_DVBS2:
|
|
modulation = c->modulation;
|
|
|
|
switch (c->rolloff) {
|
|
case ROLLOFF_20:
|
|
rolloff = 2;
|
|
break;
|
|
case ROLLOFF_25:
|
|
rolloff = 1;
|
|
break;
|
|
case ROLLOFF_35:
|
|
rolloff = 0;
|
|
break;
|
|
case ROLLOFF_AUTO:
|
|
default:
|
|
dev_dbg(&client->dev, "invalid rolloff\n");
|
|
ret = -EINVAL;
|
|
goto error;
|
|
}
|
|
|
|
switch (c->pilot) {
|
|
case PILOT_OFF:
|
|
pilot = 0;
|
|
break;
|
|
case PILOT_ON:
|
|
pilot = 1;
|
|
break;
|
|
case PILOT_AUTO:
|
|
pilot = 2;
|
|
break;
|
|
default:
|
|
dev_dbg(&client->dev, "invalid pilot\n");
|
|
ret = -EINVAL;
|
|
goto error;
|
|
}
|
|
break;
|
|
default:
|
|
dev_dbg(&client->dev, "invalid delivery_system\n");
|
|
ret = -EINVAL;
|
|
goto error;
|
|
}
|
|
|
|
for (i = 0, mode = 0xff; i < ARRAY_SIZE(TDA10071_MODCOD); i++) {
|
|
if (c->delivery_system == TDA10071_MODCOD[i].delivery_system &&
|
|
modulation == TDA10071_MODCOD[i].modulation &&
|
|
c->fec_inner == TDA10071_MODCOD[i].fec) {
|
|
mode = TDA10071_MODCOD[i].val;
|
|
dev_dbg(&client->dev, "mode found=%02x\n", mode);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (mode == 0xff) {
|
|
dev_dbg(&client->dev, "invalid parameter combination\n");
|
|
ret = -EINVAL;
|
|
goto error;
|
|
}
|
|
|
|
if (c->symbol_rate <= 5000000)
|
|
div = 14;
|
|
else
|
|
div = 4;
|
|
|
|
ret = regmap_write(dev->regmap, 0x81, div);
|
|
if (ret)
|
|
goto error;
|
|
|
|
ret = regmap_write(dev->regmap, 0xe3, div);
|
|
if (ret)
|
|
goto error;
|
|
|
|
cmd.args[0] = CMD_CHANGE_CHANNEL;
|
|
cmd.args[1] = 0;
|
|
cmd.args[2] = mode;
|
|
cmd.args[3] = (c->frequency >> 16) & 0xff;
|
|
cmd.args[4] = (c->frequency >> 8) & 0xff;
|
|
cmd.args[5] = (c->frequency >> 0) & 0xff;
|
|
cmd.args[6] = ((c->symbol_rate / 1000) >> 8) & 0xff;
|
|
cmd.args[7] = ((c->symbol_rate / 1000) >> 0) & 0xff;
|
|
cmd.args[8] = (tda10071_ops.info.frequency_tolerance >> 8) & 0xff;
|
|
cmd.args[9] = (tda10071_ops.info.frequency_tolerance >> 0) & 0xff;
|
|
cmd.args[10] = rolloff;
|
|
cmd.args[11] = inversion;
|
|
cmd.args[12] = pilot;
|
|
cmd.args[13] = 0x00;
|
|
cmd.args[14] = 0x00;
|
|
cmd.len = 15;
|
|
ret = tda10071_cmd_execute(dev, &cmd);
|
|
if (ret)
|
|
goto error;
|
|
|
|
dev->delivery_system = c->delivery_system;
|
|
|
|
return ret;
|
|
error:
|
|
dev_dbg(&client->dev, "failed=%d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int tda10071_get_frontend(struct dvb_frontend *fe,
|
|
struct dtv_frontend_properties *c)
|
|
{
|
|
struct tda10071_dev *dev = fe->demodulator_priv;
|
|
struct i2c_client *client = dev->client;
|
|
int ret, i;
|
|
u8 buf[5], tmp;
|
|
|
|
if (!dev->warm || !(dev->fe_status & FE_HAS_LOCK)) {
|
|
ret = 0;
|
|
goto error;
|
|
}
|
|
|
|
ret = regmap_bulk_read(dev->regmap, 0x30, buf, 5);
|
|
if (ret)
|
|
goto error;
|
|
|
|
tmp = buf[0] & 0x3f;
|
|
for (i = 0; i < ARRAY_SIZE(TDA10071_MODCOD); i++) {
|
|
if (tmp == TDA10071_MODCOD[i].val) {
|
|
c->modulation = TDA10071_MODCOD[i].modulation;
|
|
c->fec_inner = TDA10071_MODCOD[i].fec;
|
|
c->delivery_system = TDA10071_MODCOD[i].delivery_system;
|
|
}
|
|
}
|
|
|
|
switch ((buf[1] >> 0) & 0x01) {
|
|
case 0:
|
|
c->inversion = INVERSION_ON;
|
|
break;
|
|
case 1:
|
|
c->inversion = INVERSION_OFF;
|
|
break;
|
|
}
|
|
|
|
switch ((buf[1] >> 7) & 0x01) {
|
|
case 0:
|
|
c->pilot = PILOT_OFF;
|
|
break;
|
|
case 1:
|
|
c->pilot = PILOT_ON;
|
|
break;
|
|
}
|
|
|
|
c->frequency = (buf[2] << 16) | (buf[3] << 8) | (buf[4] << 0);
|
|
|
|
ret = regmap_bulk_read(dev->regmap, 0x52, buf, 3);
|
|
if (ret)
|
|
goto error;
|
|
|
|
c->symbol_rate = ((buf[0] << 16) | (buf[1] << 8) | (buf[2] << 0)) * 1000;
|
|
|
|
return ret;
|
|
error:
|
|
dev_dbg(&client->dev, "failed=%d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int tda10071_init(struct dvb_frontend *fe)
|
|
{
|
|
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 tab[] = {
|
|
{ 0xcd, 0x00, 0x07 },
|
|
{ 0x80, 0x00, 0x02 },
|
|
{ 0xcd, 0x00, 0xc0 },
|
|
{ 0xce, 0x00, 0x1b },
|
|
{ 0x9d, 0x00, 0x01 },
|
|
{ 0x9d, 0x00, 0x02 },
|
|
{ 0x9e, 0x00, 0x01 },
|
|
{ 0x87, 0x00, 0x80 },
|
|
{ 0xce, 0x00, 0x08 },
|
|
{ 0xce, 0x00, 0x10 },
|
|
};
|
|
struct tda10071_reg_val_mask tab2[] = {
|
|
{ 0xf1, 0x70, 0xff },
|
|
{ 0x88, dev->pll_multiplier, 0x3f },
|
|
{ 0x89, 0x00, 0x10 },
|
|
{ 0x89, 0x10, 0x10 },
|
|
{ 0xc0, 0x01, 0x01 },
|
|
{ 0xc0, 0x00, 0x01 },
|
|
{ 0xe0, 0xff, 0xff },
|
|
{ 0xe0, 0x00, 0xff },
|
|
{ 0x96, 0x1e, 0x7e },
|
|
{ 0x8b, 0x08, 0x08 },
|
|
{ 0x8b, 0x00, 0x08 },
|
|
{ 0x8f, 0x1a, 0x7e },
|
|
{ 0x8c, 0x68, 0xff },
|
|
{ 0x8d, 0x08, 0xff },
|
|
{ 0x8e, 0x4c, 0xff },
|
|
{ 0x8f, 0x01, 0x01 },
|
|
{ 0x8b, 0x04, 0x04 },
|
|
{ 0x8b, 0x00, 0x04 },
|
|
{ 0x87, 0x05, 0x07 },
|
|
{ 0x80, 0x00, 0x20 },
|
|
{ 0xc8, 0x01, 0xff },
|
|
{ 0xb4, 0x47, 0xff },
|
|
{ 0xb5, 0x9c, 0xff },
|
|
{ 0xb6, 0x7d, 0xff },
|
|
{ 0xba, 0x00, 0x03 },
|
|
{ 0xb7, 0x47, 0xff },
|
|
{ 0xb8, 0x9c, 0xff },
|
|
{ 0xb9, 0x7d, 0xff },
|
|
{ 0xba, 0x00, 0x0c },
|
|
{ 0xc8, 0x00, 0xff },
|
|
{ 0xcd, 0x00, 0x04 },
|
|
{ 0xcd, 0x00, 0x20 },
|
|
{ 0xe8, 0x02, 0xff },
|
|
{ 0xcf, 0x20, 0xff },
|
|
{ 0x9b, 0xd7, 0xff },
|
|
{ 0x9a, 0x01, 0x03 },
|
|
{ 0xa8, 0x05, 0x0f },
|
|
{ 0xa8, 0x65, 0xf0 },
|
|
{ 0xa6, 0xa0, 0xf0 },
|
|
{ 0x9d, 0x50, 0xfc },
|
|
{ 0x9e, 0x20, 0xe0 },
|
|
{ 0xa3, 0x1c, 0x7c },
|
|
{ 0xd5, 0x03, 0x03 },
|
|
};
|
|
|
|
if (dev->warm) {
|
|
/* warm state - wake up device from sleep */
|
|
|
|
for (i = 0; i < ARRAY_SIZE(tab); i++) {
|
|
ret = tda10071_wr_reg_mask(dev, tab[i].reg,
|
|
tab[i].val, tab[i].mask);
|
|
if (ret)
|
|
goto error;
|
|
}
|
|
|
|
cmd.args[0] = CMD_SET_SLEEP_MODE;
|
|
cmd.args[1] = 0;
|
|
cmd.args[2] = 0;
|
|
cmd.len = 3;
|
|
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, &client->dev);
|
|
if (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(dev, tab2[i].reg,
|
|
tab2[i].val, tab2[i].mask);
|
|
if (ret)
|
|
goto error_release_firmware;
|
|
}
|
|
|
|
/* download firmware */
|
|
ret = regmap_write(dev->regmap, 0xe0, 0x7f);
|
|
if (ret)
|
|
goto error_release_firmware;
|
|
|
|
ret = regmap_write(dev->regmap, 0xf7, 0x81);
|
|
if (ret)
|
|
goto error_release_firmware;
|
|
|
|
ret = regmap_write(dev->regmap, 0xf8, 0x00);
|
|
if (ret)
|
|
goto error_release_firmware;
|
|
|
|
ret = regmap_write(dev->regmap, 0xf9, 0x00);
|
|
if (ret)
|
|
goto error_release_firmware;
|
|
|
|
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 -= (dev->i2c_wr_max - 1)) {
|
|
len = remaining;
|
|
if (len > (dev->i2c_wr_max - 1))
|
|
len = (dev->i2c_wr_max - 1);
|
|
|
|
ret = regmap_bulk_write(dev->regmap, 0xfa,
|
|
(u8 *) &fw->data[fw_size - remaining], len);
|
|
if (ret) {
|
|
dev_err(&client->dev,
|
|
"firmware download failed=%d\n", ret);
|
|
goto error_release_firmware;
|
|
}
|
|
}
|
|
release_firmware(fw);
|
|
|
|
ret = regmap_write(dev->regmap, 0xf7, 0x0c);
|
|
if (ret)
|
|
goto error;
|
|
|
|
ret = regmap_write(dev->regmap, 0xe0, 0x00);
|
|
if (ret)
|
|
goto error;
|
|
|
|
/* wait firmware start */
|
|
msleep(250);
|
|
|
|
/* firmware status */
|
|
ret = regmap_read(dev->regmap, 0x51, &uitmp);
|
|
if (ret)
|
|
goto error;
|
|
|
|
if (uitmp) {
|
|
dev_info(&client->dev, "firmware did not run\n");
|
|
ret = -EFAULT;
|
|
goto error;
|
|
} else {
|
|
dev->warm = true;
|
|
}
|
|
|
|
cmd.args[0] = CMD_GET_FW_VERSION;
|
|
cmd.len = 1;
|
|
ret = tda10071_cmd_execute(dev, &cmd);
|
|
if (ret)
|
|
goto error;
|
|
|
|
ret = regmap_bulk_read(dev->regmap, cmd.len, buf, 4);
|
|
if (ret)
|
|
goto error;
|
|
|
|
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 = regmap_bulk_read(dev->regmap, 0x81, buf, 2);
|
|
if (ret)
|
|
goto error;
|
|
|
|
cmd.args[0] = CMD_DEMOD_INIT;
|
|
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] = dev->pll_multiplier;
|
|
cmd.args[6] = dev->spec_inv;
|
|
cmd.args[7] = 0x00;
|
|
cmd.len = 8;
|
|
ret = tda10071_cmd_execute(dev, &cmd);
|
|
if (ret)
|
|
goto error;
|
|
|
|
if (dev->tuner_i2c_addr)
|
|
tmp = dev->tuner_i2c_addr;
|
|
else
|
|
tmp = 0x14;
|
|
|
|
cmd.args[0] = CMD_TUNER_INIT;
|
|
cmd.args[1] = 0x00;
|
|
cmd.args[2] = 0x00;
|
|
cmd.args[3] = 0x00;
|
|
cmd.args[4] = 0x00;
|
|
cmd.args[5] = tmp;
|
|
cmd.args[6] = 0x00;
|
|
cmd.args[7] = 0x03;
|
|
cmd.args[8] = 0x02;
|
|
cmd.args[9] = 0x02;
|
|
cmd.args[10] = 0x00;
|
|
cmd.args[11] = 0x00;
|
|
cmd.args[12] = 0x00;
|
|
cmd.args[13] = 0x00;
|
|
cmd.args[14] = 0x00;
|
|
cmd.len = 15;
|
|
ret = tda10071_cmd_execute(dev, &cmd);
|
|
if (ret)
|
|
goto error;
|
|
|
|
cmd.args[0] = CMD_MPEG_CONFIG;
|
|
cmd.args[1] = 0;
|
|
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(dev, &cmd);
|
|
if (ret)
|
|
goto error;
|
|
|
|
ret = regmap_update_bits(dev->regmap, 0xf0, 0x01, 0x01);
|
|
if (ret)
|
|
goto error;
|
|
|
|
cmd.args[0] = CMD_LNB_CONFIG;
|
|
cmd.args[1] = 0;
|
|
cmd.args[2] = 150;
|
|
cmd.args[3] = 3;
|
|
cmd.args[4] = 22;
|
|
cmd.args[5] = 1;
|
|
cmd.args[6] = 1;
|
|
cmd.args[7] = 30;
|
|
cmd.args[8] = 30;
|
|
cmd.args[9] = 30;
|
|
cmd.args[10] = 30;
|
|
cmd.len = 11;
|
|
ret = tda10071_cmd_execute(dev, &cmd);
|
|
if (ret)
|
|
goto error;
|
|
|
|
cmd.args[0] = CMD_BER_CONTROL;
|
|
cmd.args[1] = 0;
|
|
cmd.args[2] = 14;
|
|
cmd.args[3] = 14;
|
|
cmd.len = 4;
|
|
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(&client->dev, "failed=%d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int tda10071_sleep(struct dvb_frontend *fe)
|
|
{
|
|
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[] = {
|
|
{ 0xcd, 0x07, 0x07 },
|
|
{ 0x80, 0x02, 0x02 },
|
|
{ 0xcd, 0xc0, 0xc0 },
|
|
{ 0xce, 0x1b, 0x1b },
|
|
{ 0x9d, 0x01, 0x01 },
|
|
{ 0x9d, 0x02, 0x02 },
|
|
{ 0x9e, 0x01, 0x01 },
|
|
{ 0x87, 0x80, 0x80 },
|
|
{ 0xce, 0x08, 0x08 },
|
|
{ 0xce, 0x10, 0x10 },
|
|
};
|
|
|
|
if (!dev->warm) {
|
|
ret = -EFAULT;
|
|
goto error;
|
|
}
|
|
|
|
cmd.args[0] = CMD_SET_SLEEP_MODE;
|
|
cmd.args[1] = 0;
|
|
cmd.args[2] = 1;
|
|
cmd.len = 3;
|
|
ret = tda10071_cmd_execute(dev, &cmd);
|
|
if (ret)
|
|
goto error;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(tab); i++) {
|
|
ret = tda10071_wr_reg_mask(dev, tab[i].reg, tab[i].val,
|
|
tab[i].mask);
|
|
if (ret)
|
|
goto error;
|
|
}
|
|
|
|
return ret;
|
|
error:
|
|
dev_dbg(&client->dev, "failed=%d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int tda10071_get_tune_settings(struct dvb_frontend *fe,
|
|
struct dvb_frontend_tune_settings *s)
|
|
{
|
|
s->min_delay_ms = 8000;
|
|
s->step_size = 0;
|
|
s->max_drift = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct dvb_frontend_ops tda10071_ops = {
|
|
.delsys = { SYS_DVBS, SYS_DVBS2 },
|
|
.info = {
|
|
.name = "NXP TDA10071",
|
|
.frequency_min = 950000,
|
|
.frequency_max = 2150000,
|
|
.frequency_tolerance = 5000,
|
|
.symbol_rate_min = 1000000,
|
|
.symbol_rate_max = 45000000,
|
|
.caps = FE_CAN_INVERSION_AUTO |
|
|
FE_CAN_FEC_1_2 |
|
|
FE_CAN_FEC_2_3 |
|
|
FE_CAN_FEC_3_4 |
|
|
FE_CAN_FEC_4_5 |
|
|
FE_CAN_FEC_5_6 |
|
|
FE_CAN_FEC_6_7 |
|
|
FE_CAN_FEC_7_8 |
|
|
FE_CAN_FEC_8_9 |
|
|
FE_CAN_FEC_AUTO |
|
|
FE_CAN_QPSK |
|
|
FE_CAN_RECOVER |
|
|
FE_CAN_2G_MODULATION
|
|
},
|
|
|
|
.get_tune_settings = tda10071_get_tune_settings,
|
|
|
|
.init = tda10071_init,
|
|
.sleep = tda10071_sleep,
|
|
|
|
.set_frontend = tda10071_set_frontend,
|
|
.get_frontend = tda10071_get_frontend,
|
|
|
|
.read_status = tda10071_read_status,
|
|
.read_snr = tda10071_read_snr,
|
|
.read_signal_strength = tda10071_read_signal_strength,
|
|
.read_ber = tda10071_read_ber,
|
|
.read_ucblocks = tda10071_read_ucblocks,
|
|
|
|
.diseqc_send_master_cmd = tda10071_diseqc_send_master_cmd,
|
|
.diseqc_recv_slave_reply = tda10071_diseqc_recv_slave_reply,
|
|
.diseqc_send_burst = tda10071_diseqc_send_burst,
|
|
|
|
.set_tone = tda10071_set_tone,
|
|
.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");
|
|
MODULE_FIRMWARE(TDA10071_FIRMWARE);
|