586 lines
14 KiB
C
586 lines
14 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/* DVB USB framework compliant Linux driver for the Opera1 DVB-S Card
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*
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* Copyright (C) 2006 Mario Hlawitschka (dh1pa@amsat.org)
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* Copyright (C) 2006 Marco Gittler (g.marco@freenet.de)
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*
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* see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
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*/
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#define DVB_USB_LOG_PREFIX "opera"
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#include "dvb-usb.h"
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#include "stv0299.h"
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#define OPERA_READ_MSG 0
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#define OPERA_WRITE_MSG 1
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#define OPERA_I2C_TUNER 0xd1
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#define READ_FX2_REG_REQ 0xba
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#define READ_MAC_ADDR 0x08
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#define OPERA_WRITE_FX2 0xbb
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#define OPERA_TUNER_REQ 0xb1
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#define REG_1F_SYMBOLRATE_BYTE0 0x1f
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#define REG_20_SYMBOLRATE_BYTE1 0x20
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#define REG_21_SYMBOLRATE_BYTE2 0x21
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#define ADDR_B600_VOLTAGE_13V (0x02)
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#define ADDR_B601_VOLTAGE_18V (0x03)
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#define ADDR_B1A6_STREAM_CTRL (0x04)
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#define ADDR_B880_READ_REMOTE (0x05)
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struct opera1_state {
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u32 last_key_pressed;
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};
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struct rc_map_opera_table {
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u32 keycode;
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u32 event;
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};
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static int dvb_usb_opera1_debug;
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module_param_named(debug, dvb_usb_opera1_debug, int, 0644);
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MODULE_PARM_DESC(debug,
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"set debugging level (1=info,xfer=2,pll=4,ts=8,err=16,rc=32,fw=64 (or-able))."
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DVB_USB_DEBUG_STATUS);
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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static int opera1_xilinx_rw(struct usb_device *dev, u8 request, u16 value,
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u8 * data, u16 len, int flags)
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{
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int ret;
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u8 tmp;
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u8 *buf;
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unsigned int pipe = (flags == OPERA_READ_MSG) ?
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usb_rcvctrlpipe(dev,0) : usb_sndctrlpipe(dev, 0);
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u8 request_type = (flags == OPERA_READ_MSG) ? USB_DIR_IN : USB_DIR_OUT;
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buf = kmalloc(len, GFP_KERNEL);
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if (!buf)
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return -ENOMEM;
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if (flags == OPERA_WRITE_MSG)
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memcpy(buf, data, len);
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ret = usb_control_msg(dev, pipe, request,
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request_type | USB_TYPE_VENDOR, value, 0x0,
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buf, len, 2000);
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if (request == OPERA_TUNER_REQ) {
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tmp = buf[0];
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if (usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
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OPERA_TUNER_REQ, USB_DIR_IN | USB_TYPE_VENDOR,
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0x01, 0x0, buf, 1, 2000) < 1 || buf[0] != 0x08) {
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ret = 0;
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goto out;
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}
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buf[0] = tmp;
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}
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if (flags == OPERA_READ_MSG)
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memcpy(data, buf, len);
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out:
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kfree(buf);
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return ret;
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}
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/* I2C */
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static int opera1_usb_i2c_msgxfer(struct dvb_usb_device *dev, u16 addr,
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u8 * buf, u16 len)
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{
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int ret = 0;
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u8 request;
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u16 value;
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if (!dev) {
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info("no usb_device");
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return -EINVAL;
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}
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if (mutex_lock_interruptible(&dev->usb_mutex) < 0)
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return -EAGAIN;
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switch (addr>>1){
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case ADDR_B600_VOLTAGE_13V:
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request=0xb6;
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value=0x00;
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break;
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case ADDR_B601_VOLTAGE_18V:
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request=0xb6;
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value=0x01;
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break;
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case ADDR_B1A6_STREAM_CTRL:
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request=0xb1;
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value=0xa6;
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break;
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case ADDR_B880_READ_REMOTE:
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request=0xb8;
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value=0x80;
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break;
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default:
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request=0xb1;
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value=addr;
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}
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ret = opera1_xilinx_rw(dev->udev, request,
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value, buf, len,
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addr&0x01?OPERA_READ_MSG:OPERA_WRITE_MSG);
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mutex_unlock(&dev->usb_mutex);
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return ret;
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}
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static int opera1_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
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int num)
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{
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struct dvb_usb_device *d = i2c_get_adapdata(adap);
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int i = 0, tmp = 0;
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if (!d)
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return -ENODEV;
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if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
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return -EAGAIN;
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for (i = 0; i < num; i++) {
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if ((tmp = opera1_usb_i2c_msgxfer(d,
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(msg[i].addr<<1)|(msg[i].flags&I2C_M_RD?0x01:0),
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msg[i].buf,
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msg[i].len
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)) != msg[i].len) {
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break;
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}
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if (dvb_usb_opera1_debug & 0x10)
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info("sending i2c message %d %d", tmp, msg[i].len);
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}
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mutex_unlock(&d->i2c_mutex);
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return num;
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}
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static u32 opera1_i2c_func(struct i2c_adapter *adapter)
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{
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return I2C_FUNC_I2C;
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}
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static struct i2c_algorithm opera1_i2c_algo = {
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.master_xfer = opera1_i2c_xfer,
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.functionality = opera1_i2c_func,
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};
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static int opera1_set_voltage(struct dvb_frontend *fe,
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enum fe_sec_voltage voltage)
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{
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static u8 command_13v[1]={0x00};
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static u8 command_18v[1]={0x01};
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struct i2c_msg msg[] = {
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{.addr = ADDR_B600_VOLTAGE_13V,.flags = 0,.buf = command_13v,.len = 1},
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};
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struct dvb_usb_adapter *udev_adap =
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(struct dvb_usb_adapter *)(fe->dvb->priv);
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if (voltage == SEC_VOLTAGE_18) {
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msg[0].addr = ADDR_B601_VOLTAGE_18V;
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msg[0].buf = command_18v;
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}
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i2c_transfer(&udev_adap->dev->i2c_adap, msg, 1);
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return 0;
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}
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static int opera1_stv0299_set_symbol_rate(struct dvb_frontend *fe, u32 srate,
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u32 ratio)
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{
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stv0299_writereg(fe, 0x13, 0x98);
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stv0299_writereg(fe, 0x14, 0x95);
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stv0299_writereg(fe, REG_1F_SYMBOLRATE_BYTE0, (ratio >> 16) & 0xff);
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stv0299_writereg(fe, REG_20_SYMBOLRATE_BYTE1, (ratio >> 8) & 0xff);
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stv0299_writereg(fe, REG_21_SYMBOLRATE_BYTE2, (ratio) & 0xf0);
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return 0;
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}
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static u8 opera1_inittab[] = {
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0x00, 0xa1,
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0x01, 0x15,
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0x02, 0x30,
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0x03, 0x00,
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0x04, 0x7d,
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0x05, 0x05,
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0x06, 0x02,
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0x07, 0x00,
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0x0b, 0x00,
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0x0c, 0x01,
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0x0d, 0x81,
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0x0e, 0x44,
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0x0f, 0x19,
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0x10, 0x3f,
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0x11, 0x84,
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0x12, 0xda,
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0x13, 0x98,
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0x14, 0x95,
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0x15, 0xc9,
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0x16, 0xeb,
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0x17, 0x00,
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0x18, 0x19,
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0x19, 0x8b,
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0x1a, 0x00,
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0x1b, 0x82,
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0x1c, 0x7f,
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0x1d, 0x00,
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0x1e, 0x00,
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REG_1F_SYMBOLRATE_BYTE0, 0x06,
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REG_20_SYMBOLRATE_BYTE1, 0x50,
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REG_21_SYMBOLRATE_BYTE2, 0x10,
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0x22, 0x00,
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0x23, 0x00,
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0x24, 0x37,
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0x25, 0xbc,
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0x26, 0x00,
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0x27, 0x00,
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0x28, 0x00,
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0x29, 0x1e,
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0x2a, 0x14,
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0x2b, 0x1f,
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0x2c, 0x09,
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0x2d, 0x0a,
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0x2e, 0x00,
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0x2f, 0x00,
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0x30, 0x00,
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0x31, 0x1f,
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0x32, 0x19,
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0x33, 0xfc,
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0x34, 0x13,
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0xff, 0xff,
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};
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static struct stv0299_config opera1_stv0299_config = {
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.demod_address = 0xd0>>1,
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.min_delay_ms = 100,
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.mclk = 88000000UL,
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.invert = 1,
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.skip_reinit = 0,
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.lock_output = STV0299_LOCKOUTPUT_0,
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.volt13_op0_op1 = STV0299_VOLT13_OP0,
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.inittab = opera1_inittab,
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.set_symbol_rate = opera1_stv0299_set_symbol_rate,
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};
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static int opera1_frontend_attach(struct dvb_usb_adapter *d)
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{
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d->fe_adap[0].fe = dvb_attach(stv0299_attach, &opera1_stv0299_config,
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&d->dev->i2c_adap);
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if ((d->fe_adap[0].fe) != NULL) {
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d->fe_adap[0].fe->ops.set_voltage = opera1_set_voltage;
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return 0;
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}
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info("not attached stv0299");
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return -EIO;
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}
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static int opera1_tuner_attach(struct dvb_usb_adapter *adap)
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{
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dvb_attach(
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dvb_pll_attach, adap->fe_adap[0].fe, 0xc0>>1,
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&adap->dev->i2c_adap, DVB_PLL_OPERA1
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);
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return 0;
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}
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static int opera1_power_ctrl(struct dvb_usb_device *d, int onoff)
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{
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u8 val = onoff ? 0x01 : 0x00;
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if (dvb_usb_opera1_debug)
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info("power %s", onoff ? "on" : "off");
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return opera1_xilinx_rw(d->udev, 0xb7, val,
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&val, 1, OPERA_WRITE_MSG);
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}
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static int opera1_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
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{
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static u8 buf_start[2] = { 0xff, 0x03 };
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static u8 buf_stop[2] = { 0xff, 0x00 };
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struct i2c_msg start_tuner[] = {
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{.addr = ADDR_B1A6_STREAM_CTRL,.buf = onoff ? buf_start : buf_stop,.len = 2},
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};
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if (dvb_usb_opera1_debug)
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info("streaming %s", onoff ? "on" : "off");
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i2c_transfer(&adap->dev->i2c_adap, start_tuner, 1);
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return 0;
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}
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static int opera1_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
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int onoff)
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{
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u8 b_pid[3];
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struct i2c_msg msg[] = {
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{.addr = ADDR_B1A6_STREAM_CTRL,.buf = b_pid,.len = 3},
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};
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if (dvb_usb_opera1_debug)
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info("pidfilter index: %d pid: %d %s", index, pid,
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onoff ? "on" : "off");
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b_pid[0] = (2 * index) + 4;
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b_pid[1] = onoff ? (pid & 0xff) : (0x00);
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b_pid[2] = onoff ? ((pid >> 8) & 0xff) : (0x00);
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i2c_transfer(&adap->dev->i2c_adap, msg, 1);
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return 0;
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}
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static int opera1_pid_filter_control(struct dvb_usb_adapter *adap, int onoff)
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{
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int u = 0x04;
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u8 b_pid[3];
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struct i2c_msg msg[] = {
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{.addr = ADDR_B1A6_STREAM_CTRL,.buf = b_pid,.len = 3},
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};
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if (dvb_usb_opera1_debug)
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info("%s hw-pidfilter", onoff ? "enable" : "disable");
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for (; u < 0x7e; u += 2) {
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b_pid[0] = u;
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b_pid[1] = 0;
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b_pid[2] = 0x80;
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i2c_transfer(&adap->dev->i2c_adap, msg, 1);
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}
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return 0;
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}
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static struct rc_map_table rc_map_opera1_table[] = {
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{0x5fa0, KEY_1},
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{0x51af, KEY_2},
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{0x5da2, KEY_3},
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{0x41be, KEY_4},
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{0x0bf5, KEY_5},
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{0x43bd, KEY_6},
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{0x47b8, KEY_7},
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{0x49b6, KEY_8},
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{0x05fa, KEY_9},
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{0x45ba, KEY_0},
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{0x09f6, KEY_CHANNELUP}, /*chanup */
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{0x1be5, KEY_CHANNELDOWN}, /*chandown */
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{0x5da3, KEY_VOLUMEDOWN}, /*voldown */
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{0x5fa1, KEY_VOLUMEUP}, /*volup */
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{0x07f8, KEY_SPACE}, /*tab */
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{0x1fe1, KEY_OK}, /*play ok */
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{0x1be4, KEY_ZOOM}, /*zoom */
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{0x59a6, KEY_MUTE}, /*mute */
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{0x5ba5, KEY_RADIO}, /*tv/f */
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{0x19e7, KEY_RECORD}, /*rec */
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{0x01fe, KEY_STOP}, /*Stop */
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{0x03fd, KEY_PAUSE}, /*pause */
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{0x03fc, KEY_SCREEN}, /*<- -> */
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{0x07f9, KEY_CAMERA}, /*capture */
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{0x47b9, KEY_ESC}, /*exit */
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{0x43bc, KEY_POWER2}, /*power */
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};
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static int opera1_rc_query(struct dvb_usb_device *dev, u32 * event, int *state)
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{
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struct opera1_state *opst = dev->priv;
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u8 rcbuffer[32];
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const u16 startmarker1 = 0x10ed;
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const u16 startmarker2 = 0x11ec;
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struct i2c_msg read_remote[] = {
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{.addr = ADDR_B880_READ_REMOTE,.buf = rcbuffer,.flags = I2C_M_RD,.len = 32},
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};
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int i = 0;
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u32 send_key = 0;
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if (i2c_transfer(&dev->i2c_adap, read_remote, 1) == 1) {
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for (i = 0; i < 32; i++) {
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if (rcbuffer[i])
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send_key |= 1;
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if (i < 31)
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send_key = send_key << 1;
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}
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if (send_key & 0x8000)
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send_key = (send_key << 1) | (send_key >> 15 & 0x01);
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if (send_key == 0xffff && opst->last_key_pressed != 0) {
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*state = REMOTE_KEY_REPEAT;
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*event = opst->last_key_pressed;
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return 0;
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}
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for (; send_key != 0;) {
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if (send_key >> 16 == startmarker2) {
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break;
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} else if (send_key >> 16 == startmarker1) {
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send_key =
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(send_key & 0xfffeffff) | (startmarker1 << 16);
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break;
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} else
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send_key >>= 1;
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}
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if (send_key == 0)
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return 0;
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send_key = (send_key & 0xffff) | 0x0100;
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for (i = 0; i < ARRAY_SIZE(rc_map_opera1_table); i++) {
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if (rc5_scan(&rc_map_opera1_table[i]) == (send_key & 0xffff)) {
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*state = REMOTE_KEY_PRESSED;
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*event = rc_map_opera1_table[i].keycode;
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opst->last_key_pressed =
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rc_map_opera1_table[i].keycode;
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break;
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}
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opst->last_key_pressed = 0;
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}
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} else
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*state = REMOTE_NO_KEY_PRESSED;
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return 0;
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}
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enum {
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CYPRESS_OPERA1_COLD,
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OPERA1_WARM,
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};
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static struct usb_device_id opera1_table[] = {
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DVB_USB_DEV(CYPRESS, CYPRESS_OPERA1_COLD),
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DVB_USB_DEV(OPERA1, OPERA1_WARM),
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{ }
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};
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MODULE_DEVICE_TABLE(usb, opera1_table);
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static int opera1_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
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{
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u8 command[] = { READ_MAC_ADDR };
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opera1_xilinx_rw(d->udev, 0xb1, 0xa0, command, 1, OPERA_WRITE_MSG);
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opera1_xilinx_rw(d->udev, 0xb1, 0xa1, mac, 6, OPERA_READ_MSG);
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return 0;
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}
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static int opera1_xilinx_load_firmware(struct usb_device *dev,
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const char *filename)
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{
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const struct firmware *fw = NULL;
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u8 *b, *p;
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int ret = 0, i,fpgasize=40;
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u8 testval;
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info("start downloading fpga firmware %s",filename);
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if ((ret = request_firmware(&fw, filename, &dev->dev)) != 0) {
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err("did not find the firmware file '%s'. You can use <kernel_dir>/scripts/get_dvb_firmware to get the firmware",
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filename);
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return ret;
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} else {
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p = kmalloc(fw->size, GFP_KERNEL);
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opera1_xilinx_rw(dev, 0xbc, 0x00, &testval, 1, OPERA_READ_MSG);
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if (p != NULL && testval != 0x67) {
|
|
|
|
u8 reset = 0, fpga_command = 0;
|
|
memcpy(p, fw->data, fw->size);
|
|
/* clear fpga ? */
|
|
opera1_xilinx_rw(dev, 0xbc, 0xaa, &fpga_command, 1,
|
|
OPERA_WRITE_MSG);
|
|
for (i = 0; i < fw->size;) {
|
|
if ( (fw->size - i) <fpgasize){
|
|
fpgasize=fw->size-i;
|
|
}
|
|
b = (u8 *) p + i;
|
|
if (opera1_xilinx_rw
|
|
(dev, OPERA_WRITE_FX2, 0x0, b , fpgasize,
|
|
OPERA_WRITE_MSG) != fpgasize
|
|
) {
|
|
err("error while transferring firmware");
|
|
ret = -EINVAL;
|
|
break;
|
|
}
|
|
i = i + fpgasize;
|
|
}
|
|
/* restart the CPU */
|
|
if (ret || opera1_xilinx_rw
|
|
(dev, 0xa0, 0xe600, &reset, 1,
|
|
OPERA_WRITE_MSG) != 1) {
|
|
err("could not restart the USB controller CPU.");
|
|
ret = -EINVAL;
|
|
}
|
|
}
|
|
}
|
|
kfree(p);
|
|
release_firmware(fw);
|
|
return ret;
|
|
}
|
|
|
|
static struct dvb_usb_device_properties opera1_properties = {
|
|
.caps = DVB_USB_IS_AN_I2C_ADAPTER,
|
|
.usb_ctrl = CYPRESS_FX2,
|
|
.firmware = "dvb-usb-opera-01.fw",
|
|
.size_of_priv = sizeof(struct opera1_state),
|
|
|
|
.power_ctrl = opera1_power_ctrl,
|
|
.i2c_algo = &opera1_i2c_algo,
|
|
|
|
.rc.legacy = {
|
|
.rc_map_table = rc_map_opera1_table,
|
|
.rc_map_size = ARRAY_SIZE(rc_map_opera1_table),
|
|
.rc_interval = 200,
|
|
.rc_query = opera1_rc_query,
|
|
},
|
|
.read_mac_address = opera1_read_mac_address,
|
|
.generic_bulk_ctrl_endpoint = 0x00,
|
|
/* parameter for the MPEG2-data transfer */
|
|
.num_adapters = 1,
|
|
.adapter = {
|
|
{
|
|
.num_frontends = 1,
|
|
.fe = {{
|
|
.frontend_attach = opera1_frontend_attach,
|
|
.streaming_ctrl = opera1_streaming_ctrl,
|
|
.tuner_attach = opera1_tuner_attach,
|
|
.caps =
|
|
DVB_USB_ADAP_HAS_PID_FILTER |
|
|
DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
|
|
.pid_filter = opera1_pid_filter,
|
|
.pid_filter_ctrl = opera1_pid_filter_control,
|
|
.pid_filter_count = 252,
|
|
.stream = {
|
|
.type = USB_BULK,
|
|
.count = 10,
|
|
.endpoint = 0x82,
|
|
.u = {
|
|
.bulk = {
|
|
.buffersize = 4096,
|
|
}
|
|
}
|
|
},
|
|
}},
|
|
}
|
|
},
|
|
.num_device_descs = 1,
|
|
.devices = {
|
|
{"Opera1 DVB-S USB2.0",
|
|
{&opera1_table[CYPRESS_OPERA1_COLD], NULL},
|
|
{&opera1_table[OPERA1_WARM], NULL},
|
|
},
|
|
}
|
|
};
|
|
|
|
static int opera1_probe(struct usb_interface *intf,
|
|
const struct usb_device_id *id)
|
|
{
|
|
struct usb_device *udev = interface_to_usbdev(intf);
|
|
|
|
if (le16_to_cpu(udev->descriptor.idProduct) == USB_PID_OPERA1_WARM &&
|
|
le16_to_cpu(udev->descriptor.idVendor) == USB_VID_OPERA1 &&
|
|
opera1_xilinx_load_firmware(udev, "dvb-usb-opera1-fpga-01.fw") != 0
|
|
) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (0 != dvb_usb_device_init(intf, &opera1_properties,
|
|
THIS_MODULE, NULL, adapter_nr))
|
|
return -EINVAL;
|
|
return 0;
|
|
}
|
|
|
|
static struct usb_driver opera1_driver = {
|
|
.name = "opera1",
|
|
.probe = opera1_probe,
|
|
.disconnect = dvb_usb_device_exit,
|
|
.id_table = opera1_table,
|
|
};
|
|
|
|
module_usb_driver(opera1_driver);
|
|
|
|
MODULE_AUTHOR("Mario Hlawitschka (c) dh1pa@amsat.org");
|
|
MODULE_AUTHOR("Marco Gittler (c) g.marco@freenet.de");
|
|
MODULE_DESCRIPTION("Driver for Opera1 DVB-S device");
|
|
MODULE_VERSION("0.1");
|
|
MODULE_LICENSE("GPL");
|