// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Driver for the NXP SAA7164 PCIe bridge
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*
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* Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com>
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*/
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#include "saa7164.h"
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#include "tda10048.h"
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#include "tda18271.h"
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#include "s5h1411.h"
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#include "si2157.h"
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#include "si2168.h"
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#include "lgdt3306a.h"
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#define DRIVER_NAME "saa7164"
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
|
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/* addr is in the card struct, get it from there */
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static struct tda10048_config hauppauge_hvr2200_1_config = {
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.demod_address = 0x10 >> 1,
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.output_mode = TDA10048_SERIAL_OUTPUT,
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.fwbulkwritelen = TDA10048_BULKWRITE_200,
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.inversion = TDA10048_INVERSION_ON,
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.dtv6_if_freq_khz = TDA10048_IF_3300,
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.dtv7_if_freq_khz = TDA10048_IF_3500,
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.dtv8_if_freq_khz = TDA10048_IF_4000,
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.clk_freq_khz = TDA10048_CLK_16000,
|
};
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static struct tda10048_config hauppauge_hvr2200_2_config = {
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.demod_address = 0x12 >> 1,
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.output_mode = TDA10048_SERIAL_OUTPUT,
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.fwbulkwritelen = TDA10048_BULKWRITE_200,
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.inversion = TDA10048_INVERSION_ON,
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.dtv6_if_freq_khz = TDA10048_IF_3300,
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.dtv7_if_freq_khz = TDA10048_IF_3500,
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.dtv8_if_freq_khz = TDA10048_IF_4000,
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.clk_freq_khz = TDA10048_CLK_16000,
|
};
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|
static struct tda18271_std_map hauppauge_tda18271_std_map = {
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.atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 3,
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.if_lvl = 6, .rfagc_top = 0x37 },
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.qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 0,
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.if_lvl = 6, .rfagc_top = 0x37 },
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};
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static struct tda18271_config hauppauge_hvr22x0_tuner_config = {
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.std_map = &hauppauge_tda18271_std_map,
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.gate = TDA18271_GATE_ANALOG,
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.role = TDA18271_MASTER,
|
};
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static struct tda18271_config hauppauge_hvr22x0s_tuner_config = {
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.std_map = &hauppauge_tda18271_std_map,
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.gate = TDA18271_GATE_ANALOG,
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.role = TDA18271_SLAVE,
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.output_opt = TDA18271_OUTPUT_LT_OFF,
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.rf_cal_on_startup = 1
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};
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static struct s5h1411_config hauppauge_s5h1411_config = {
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.output_mode = S5H1411_SERIAL_OUTPUT,
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.gpio = S5H1411_GPIO_ON,
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.qam_if = S5H1411_IF_4000,
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.vsb_if = S5H1411_IF_3250,
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.inversion = S5H1411_INVERSION_ON,
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.status_mode = S5H1411_DEMODLOCKING,
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.mpeg_timing = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
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};
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static struct lgdt3306a_config hauppauge_hvr2255a_config = {
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.i2c_addr = 0xb2 >> 1,
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.qam_if_khz = 4000,
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.vsb_if_khz = 3250,
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.deny_i2c_rptr = 1, /* Disabled */
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.spectral_inversion = 0, /* Disabled */
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.mpeg_mode = LGDT3306A_MPEG_SERIAL,
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.tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
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.tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
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.xtalMHz = 25, /* 24 or 25 */
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};
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static struct lgdt3306a_config hauppauge_hvr2255b_config = {
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.i2c_addr = 0x1c >> 1,
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.qam_if_khz = 4000,
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.vsb_if_khz = 3250,
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.deny_i2c_rptr = 1, /* Disabled */
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.spectral_inversion = 0, /* Disabled */
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.mpeg_mode = LGDT3306A_MPEG_SERIAL,
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.tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
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.tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
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.xtalMHz = 25, /* 24 or 25 */
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};
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static struct si2157_config hauppauge_hvr2255_tuner_config = {
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.inversion = 1,
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.if_port = 1,
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};
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static int si2157_attach(struct saa7164_port *port, struct i2c_adapter *adapter,
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struct dvb_frontend *fe, u8 addr8bit, struct si2157_config *cfg)
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{
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struct i2c_board_info bi;
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struct i2c_client *tuner;
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cfg->fe = fe;
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memset(&bi, 0, sizeof(bi));
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strscpy(bi.type, "si2157", I2C_NAME_SIZE);
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bi.platform_data = cfg;
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bi.addr = addr8bit >> 1;
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request_module(bi.type);
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tuner = i2c_new_client_device(adapter, &bi);
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if (!i2c_client_has_driver(tuner))
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return -ENODEV;
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if (!try_module_get(tuner->dev.driver->owner)) {
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i2c_unregister_device(tuner);
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return -ENODEV;
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}
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port->i2c_client_tuner = tuner;
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return 0;
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}
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static int saa7164_dvb_stop_port(struct saa7164_port *port)
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{
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struct saa7164_dev *dev = port->dev;
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int ret;
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ret = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
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if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() stop transition failed, ret = 0x%x\n",
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__func__, ret);
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ret = -EIO;
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} else {
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dprintk(DBGLVL_DVB, "%s() Stopped\n", __func__);
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ret = 0;
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}
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return ret;
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}
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static int saa7164_dvb_acquire_port(struct saa7164_port *port)
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{
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struct saa7164_dev *dev = port->dev;
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int ret;
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ret = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
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if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() acquire transition failed, ret = 0x%x\n",
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__func__, ret);
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ret = -EIO;
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} else {
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dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
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ret = 0;
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}
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return ret;
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}
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static int saa7164_dvb_pause_port(struct saa7164_port *port)
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{
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struct saa7164_dev *dev = port->dev;
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int ret;
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ret = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
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if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() pause transition failed, ret = 0x%x\n",
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__func__, ret);
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ret = -EIO;
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} else {
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dprintk(DBGLVL_DVB, "%s() Paused\n", __func__);
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ret = 0;
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}
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return ret;
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}
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/* Firmware is very windows centric, meaning you have to transition
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* the part through AVStream / KS Windows stages, forwards or backwards.
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* States are: stopped, acquired (h/w), paused, started.
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*/
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static int saa7164_dvb_stop_streaming(struct saa7164_port *port)
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{
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struct saa7164_dev *dev = port->dev;
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struct saa7164_buffer *buf;
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struct list_head *p, *q;
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int ret;
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dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
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ret = saa7164_dvb_pause_port(port);
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ret = saa7164_dvb_acquire_port(port);
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ret = saa7164_dvb_stop_port(port);
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/* Mark the hardware buffers as free */
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mutex_lock(&port->dmaqueue_lock);
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list_for_each_safe(p, q, &port->dmaqueue.list) {
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buf = list_entry(p, struct saa7164_buffer, list);
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buf->flags = SAA7164_BUFFER_FREE;
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}
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mutex_unlock(&port->dmaqueue_lock);
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return ret;
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}
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static int saa7164_dvb_start_port(struct saa7164_port *port)
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{
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struct saa7164_dev *dev = port->dev;
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int ret = 0, result;
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dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
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saa7164_buffer_cfg_port(port);
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/* Acquire the hardware */
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result = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
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if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() acquire transition failed, res = 0x%x\n",
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__func__, result);
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/* Stop the hardware, regardless */
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result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
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if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() acquire/forced stop transition failed, res = 0x%x\n",
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__func__, result);
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}
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ret = -EIO;
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goto out;
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} else
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dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
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/* Pause the hardware */
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result = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
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if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() pause transition failed, res = 0x%x\n",
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__func__, result);
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/* Stop the hardware, regardless */
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result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
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if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() pause/forced stop transition failed, res = 0x%x\n",
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__func__, result);
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}
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ret = -EIO;
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goto out;
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} else
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dprintk(DBGLVL_DVB, "%s() Paused\n", __func__);
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/* Start the hardware */
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result = saa7164_api_transition_port(port, SAA_DMASTATE_RUN);
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if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() run transition failed, result = 0x%x\n",
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__func__, result);
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/* Stop the hardware, regardless */
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result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
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if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
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printk(KERN_ERR "%s() run/forced stop transition failed, res = 0x%x\n",
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__func__, result);
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}
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ret = -EIO;
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} else
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dprintk(DBGLVL_DVB, "%s() Running\n", __func__);
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out:
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return ret;
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}
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static int saa7164_dvb_start_feed(struct dvb_demux_feed *feed)
|
{
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struct dvb_demux *demux = feed->demux;
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struct saa7164_port *port = (struct saa7164_port *) demux->priv;
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struct saa7164_dvb *dvb = &port->dvb;
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struct saa7164_dev *dev = port->dev;
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int ret = 0;
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dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
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if (!demux->dmx.frontend)
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return -EINVAL;
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if (dvb) {
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mutex_lock(&dvb->lock);
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if (dvb->feeding++ == 0) {
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/* Start transport */
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ret = saa7164_dvb_start_port(port);
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}
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mutex_unlock(&dvb->lock);
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dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
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__func__, port->nr, dvb->feeding);
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}
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return ret;
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}
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static int saa7164_dvb_stop_feed(struct dvb_demux_feed *feed)
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{
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struct dvb_demux *demux = feed->demux;
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struct saa7164_port *port = (struct saa7164_port *) demux->priv;
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struct saa7164_dvb *dvb = &port->dvb;
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struct saa7164_dev *dev = port->dev;
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int ret = 0;
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dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
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|
if (dvb) {
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mutex_lock(&dvb->lock);
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if (--dvb->feeding == 0) {
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/* Stop transport */
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ret = saa7164_dvb_stop_streaming(port);
|
}
|
mutex_unlock(&dvb->lock);
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dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
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__func__, port->nr, dvb->feeding);
|
}
|
|
return ret;
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}
|
|
static int dvb_register(struct saa7164_port *port)
|
{
|
struct saa7164_dvb *dvb = &port->dvb;
|
struct saa7164_dev *dev = port->dev;
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struct saa7164_buffer *buf;
|
int result, i;
|
|
dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
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|
BUG_ON(port->type != SAA7164_MPEG_DVB);
|
|
/* Sanity check that the PCI configuration space is active */
|
if (port->hwcfg.BARLocation == 0) {
|
result = -ENOMEM;
|
printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), NO PCI configuration\n",
|
DRIVER_NAME, result);
|
goto fail_adapter;
|
}
|
|
/* Init and establish defaults */
|
port->hw_streamingparams.bitspersample = 8;
|
port->hw_streamingparams.samplesperline = 188;
|
port->hw_streamingparams.numberoflines =
|
(SAA7164_TS_NUMBER_OF_LINES * 188) / 188;
|
|
port->hw_streamingparams.pitch = 188;
|
port->hw_streamingparams.linethreshold = 0;
|
port->hw_streamingparams.pagetablelistvirt = NULL;
|
port->hw_streamingparams.pagetablelistphys = NULL;
|
port->hw_streamingparams.numpagetables = 2 +
|
((SAA7164_TS_NUMBER_OF_LINES * 188) / PAGE_SIZE);
|
|
port->hw_streamingparams.numpagetableentries = port->hwcfg.buffercount;
|
|
/* Allocate the PCI resources */
|
for (i = 0; i < port->hwcfg.buffercount; i++) {
|
buf = saa7164_buffer_alloc(port,
|
port->hw_streamingparams.numberoflines *
|
port->hw_streamingparams.pitch);
|
|
if (!buf) {
|
result = -ENOMEM;
|
printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d), unable to allocate buffers\n",
|
DRIVER_NAME, result);
|
goto fail_adapter;
|
}
|
|
mutex_lock(&port->dmaqueue_lock);
|
list_add_tail(&buf->list, &port->dmaqueue.list);
|
mutex_unlock(&port->dmaqueue_lock);
|
}
|
|
/* register adapter */
|
result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
|
&dev->pci->dev, adapter_nr);
|
if (result < 0) {
|
printk(KERN_ERR "%s: dvb_register_adapter failed (errno = %d)\n",
|
DRIVER_NAME, result);
|
goto fail_adapter;
|
}
|
dvb->adapter.priv = port;
|
|
/* register frontend */
|
result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
|
if (result < 0) {
|
printk(KERN_ERR "%s: dvb_register_frontend failed (errno = %d)\n",
|
DRIVER_NAME, result);
|
goto fail_frontend;
|
}
|
|
/* register demux stuff */
|
dvb->demux.dmx.capabilities =
|
DMX_TS_FILTERING | DMX_SECTION_FILTERING |
|
DMX_MEMORY_BASED_FILTERING;
|
dvb->demux.priv = port;
|
dvb->demux.filternum = 256;
|
dvb->demux.feednum = 256;
|
dvb->demux.start_feed = saa7164_dvb_start_feed;
|
dvb->demux.stop_feed = saa7164_dvb_stop_feed;
|
result = dvb_dmx_init(&dvb->demux);
|
if (result < 0) {
|
printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
|
DRIVER_NAME, result);
|
goto fail_dmx;
|
}
|
|
dvb->dmxdev.filternum = 256;
|
dvb->dmxdev.demux = &dvb->demux.dmx;
|
dvb->dmxdev.capabilities = 0;
|
result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
|
if (result < 0) {
|
printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
|
DRIVER_NAME, result);
|
goto fail_dmxdev;
|
}
|
|
dvb->fe_hw.source = DMX_FRONTEND_0;
|
result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
|
if (result < 0) {
|
printk(KERN_ERR "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
|
DRIVER_NAME, result);
|
goto fail_fe_hw;
|
}
|
|
dvb->fe_mem.source = DMX_MEMORY_FE;
|
result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
|
if (result < 0) {
|
printk(KERN_ERR "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
|
DRIVER_NAME, result);
|
goto fail_fe_mem;
|
}
|
|
result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
|
if (result < 0) {
|
printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
|
DRIVER_NAME, result);
|
goto fail_fe_conn;
|
}
|
|
/* register network adapter */
|
dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
|
return 0;
|
|
fail_fe_conn:
|
dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
|
fail_fe_mem:
|
dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
|
fail_fe_hw:
|
dvb_dmxdev_release(&dvb->dmxdev);
|
fail_dmxdev:
|
dvb_dmx_release(&dvb->demux);
|
fail_dmx:
|
dvb_unregister_frontend(dvb->frontend);
|
fail_frontend:
|
dvb_frontend_detach(dvb->frontend);
|
dvb_unregister_adapter(&dvb->adapter);
|
fail_adapter:
|
return result;
|
}
|
|
int saa7164_dvb_unregister(struct saa7164_port *port)
|
{
|
struct saa7164_dvb *dvb = &port->dvb;
|
struct saa7164_dev *dev = port->dev;
|
struct saa7164_buffer *b;
|
struct list_head *c, *n;
|
struct i2c_client *client;
|
|
dprintk(DBGLVL_DVB, "%s()\n", __func__);
|
|
BUG_ON(port->type != SAA7164_MPEG_DVB);
|
|
/* Remove any allocated buffers */
|
mutex_lock(&port->dmaqueue_lock);
|
list_for_each_safe(c, n, &port->dmaqueue.list) {
|
b = list_entry(c, struct saa7164_buffer, list);
|
list_del(c);
|
saa7164_buffer_dealloc(b);
|
}
|
mutex_unlock(&port->dmaqueue_lock);
|
|
if (dvb->frontend == NULL)
|
return 0;
|
|
/* remove I2C client for tuner */
|
client = port->i2c_client_tuner;
|
if (client) {
|
module_put(client->dev.driver->owner);
|
i2c_unregister_device(client);
|
}
|
|
/* remove I2C client for demodulator */
|
client = port->i2c_client_demod;
|
if (client) {
|
module_put(client->dev.driver->owner);
|
i2c_unregister_device(client);
|
}
|
|
dvb_net_release(&dvb->net);
|
dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
|
dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
|
dvb_dmxdev_release(&dvb->dmxdev);
|
dvb_dmx_release(&dvb->demux);
|
dvb_unregister_frontend(dvb->frontend);
|
dvb_frontend_detach(dvb->frontend);
|
dvb_unregister_adapter(&dvb->adapter);
|
return 0;
|
}
|
|
/* All the DVB attach calls go here, this function gets modified
|
* for each new card.
|
*/
|
int saa7164_dvb_register(struct saa7164_port *port)
|
{
|
struct saa7164_dev *dev = port->dev;
|
struct saa7164_dvb *dvb = &port->dvb;
|
struct saa7164_i2c *i2c_bus = NULL;
|
struct si2168_config si2168_config;
|
struct si2157_config si2157_config;
|
struct i2c_adapter *adapter;
|
struct i2c_board_info info;
|
struct i2c_client *client_demod;
|
struct i2c_client *client_tuner;
|
int ret;
|
|
dprintk(DBGLVL_DVB, "%s()\n", __func__);
|
|
/* init frontend */
|
switch (dev->board) {
|
case SAA7164_BOARD_HAUPPAUGE_HVR2200:
|
case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
|
case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
|
case SAA7164_BOARD_HAUPPAUGE_HVR2200_4:
|
case SAA7164_BOARD_HAUPPAUGE_HVR2200_5:
|
i2c_bus = &dev->i2c_bus[port->nr + 1];
|
switch (port->nr) {
|
case 0:
|
port->dvb.frontend = dvb_attach(tda10048_attach,
|
&hauppauge_hvr2200_1_config,
|
&i2c_bus->i2c_adap);
|
|
if (port->dvb.frontend != NULL) {
|
/* TODO: addr is in the card struct */
|
dvb_attach(tda18271_attach, port->dvb.frontend,
|
0xc0 >> 1, &i2c_bus->i2c_adap,
|
&hauppauge_hvr22x0_tuner_config);
|
}
|
|
break;
|
case 1:
|
port->dvb.frontend = dvb_attach(tda10048_attach,
|
&hauppauge_hvr2200_2_config,
|
&i2c_bus->i2c_adap);
|
|
if (port->dvb.frontend != NULL) {
|
/* TODO: addr is in the card struct */
|
dvb_attach(tda18271_attach, port->dvb.frontend,
|
0xc0 >> 1, &i2c_bus->i2c_adap,
|
&hauppauge_hvr22x0s_tuner_config);
|
}
|
|
break;
|
}
|
break;
|
case SAA7164_BOARD_HAUPPAUGE_HVR2250:
|
case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
|
case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
|
i2c_bus = &dev->i2c_bus[port->nr + 1];
|
|
port->dvb.frontend = dvb_attach(s5h1411_attach,
|
&hauppauge_s5h1411_config,
|
&i2c_bus->i2c_adap);
|
|
if (port->dvb.frontend != NULL) {
|
if (port->nr == 0) {
|
/* Master TDA18271 */
|
/* TODO: addr is in the card struct */
|
dvb_attach(tda18271_attach, port->dvb.frontend,
|
0xc0 >> 1, &i2c_bus->i2c_adap,
|
&hauppauge_hvr22x0_tuner_config);
|
} else {
|
/* Slave TDA18271 */
|
dvb_attach(tda18271_attach, port->dvb.frontend,
|
0xc0 >> 1, &i2c_bus->i2c_adap,
|
&hauppauge_hvr22x0s_tuner_config);
|
}
|
}
|
|
break;
|
case SAA7164_BOARD_HAUPPAUGE_HVR2255proto:
|
case SAA7164_BOARD_HAUPPAUGE_HVR2255:
|
i2c_bus = &dev->i2c_bus[2];
|
|
if (port->nr == 0) {
|
port->dvb.frontend = dvb_attach(lgdt3306a_attach,
|
&hauppauge_hvr2255a_config, &i2c_bus->i2c_adap);
|
} else {
|
port->dvb.frontend = dvb_attach(lgdt3306a_attach,
|
&hauppauge_hvr2255b_config, &i2c_bus->i2c_adap);
|
}
|
|
if (port->dvb.frontend != NULL) {
|
|
if (port->nr == 0) {
|
si2157_attach(port, &dev->i2c_bus[0].i2c_adap,
|
port->dvb.frontend, 0xc0,
|
&hauppauge_hvr2255_tuner_config);
|
} else {
|
si2157_attach(port, &dev->i2c_bus[1].i2c_adap,
|
port->dvb.frontend, 0xc0,
|
&hauppauge_hvr2255_tuner_config);
|
}
|
}
|
break;
|
case SAA7164_BOARD_HAUPPAUGE_HVR2205:
|
|
if (port->nr == 0) {
|
/* attach frontend */
|
memset(&si2168_config, 0, sizeof(si2168_config));
|
si2168_config.i2c_adapter = &adapter;
|
si2168_config.fe = &port->dvb.frontend;
|
si2168_config.ts_mode = SI2168_TS_SERIAL;
|
memset(&info, 0, sizeof(struct i2c_board_info));
|
strscpy(info.type, "si2168", I2C_NAME_SIZE);
|
info.addr = 0xc8 >> 1;
|
info.platform_data = &si2168_config;
|
request_module(info.type);
|
client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info);
|
if (!i2c_client_has_driver(client_demod))
|
goto frontend_detach;
|
|
if (!try_module_get(client_demod->dev.driver->owner)) {
|
i2c_unregister_device(client_demod);
|
goto frontend_detach;
|
}
|
port->i2c_client_demod = client_demod;
|
|
/* attach tuner */
|
memset(&si2157_config, 0, sizeof(si2157_config));
|
si2157_config.if_port = 1;
|
si2157_config.fe = port->dvb.frontend;
|
memset(&info, 0, sizeof(struct i2c_board_info));
|
strscpy(info.type, "si2157", I2C_NAME_SIZE);
|
info.addr = 0xc0 >> 1;
|
info.platform_data = &si2157_config;
|
request_module(info.type);
|
client_tuner = i2c_new_client_device(&dev->i2c_bus[0].i2c_adap, &info);
|
if (!i2c_client_has_driver(client_tuner)) {
|
module_put(client_demod->dev.driver->owner);
|
i2c_unregister_device(client_demod);
|
goto frontend_detach;
|
}
|
if (!try_module_get(client_tuner->dev.driver->owner)) {
|
i2c_unregister_device(client_tuner);
|
module_put(client_demod->dev.driver->owner);
|
i2c_unregister_device(client_demod);
|
goto frontend_detach;
|
}
|
port->i2c_client_tuner = client_tuner;
|
} else {
|
/* attach frontend */
|
memset(&si2168_config, 0, sizeof(si2168_config));
|
si2168_config.i2c_adapter = &adapter;
|
si2168_config.fe = &port->dvb.frontend;
|
si2168_config.ts_mode = SI2168_TS_SERIAL;
|
memset(&info, 0, sizeof(struct i2c_board_info));
|
strscpy(info.type, "si2168", I2C_NAME_SIZE);
|
info.addr = 0xcc >> 1;
|
info.platform_data = &si2168_config;
|
request_module(info.type);
|
client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info);
|
if (!i2c_client_has_driver(client_demod))
|
goto frontend_detach;
|
|
if (!try_module_get(client_demod->dev.driver->owner)) {
|
i2c_unregister_device(client_demod);
|
goto frontend_detach;
|
}
|
port->i2c_client_demod = client_demod;
|
|
/* attach tuner */
|
memset(&si2157_config, 0, sizeof(si2157_config));
|
si2157_config.fe = port->dvb.frontend;
|
si2157_config.if_port = 1;
|
memset(&info, 0, sizeof(struct i2c_board_info));
|
strscpy(info.type, "si2157", I2C_NAME_SIZE);
|
info.addr = 0xc0 >> 1;
|
info.platform_data = &si2157_config;
|
request_module(info.type);
|
client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
|
if (!i2c_client_has_driver(client_tuner)) {
|
module_put(client_demod->dev.driver->owner);
|
i2c_unregister_device(client_demod);
|
goto frontend_detach;
|
}
|
if (!try_module_get(client_tuner->dev.driver->owner)) {
|
i2c_unregister_device(client_tuner);
|
module_put(client_demod->dev.driver->owner);
|
i2c_unregister_device(client_demod);
|
goto frontend_detach;
|
}
|
port->i2c_client_tuner = client_tuner;
|
}
|
|
break;
|
default:
|
printk(KERN_ERR "%s: The frontend isn't supported\n",
|
dev->name);
|
break;
|
}
|
if (NULL == dvb->frontend) {
|
printk(KERN_ERR "%s() Frontend initialization failed\n",
|
__func__);
|
return -1;
|
}
|
|
/* register everything */
|
ret = dvb_register(port);
|
if (ret < 0) {
|
if (dvb->frontend->ops.release)
|
dvb->frontend->ops.release(dvb->frontend);
|
return ret;
|
}
|
|
return 0;
|
|
frontend_detach:
|
printk(KERN_ERR "%s() Frontend/I2C initialization failed\n", __func__);
|
return -1;
|
}
|
