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580 lines
14 KiB
580 lines
14 KiB
// 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 ([email protected]) |
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* Copyright (C) 2006 Marco Gittler ([email protected]) |
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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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|
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#define DVB_USB_LOG_PREFIX "opera" |
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|
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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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static struct usb_device_id opera1_table[] = { |
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{USB_DEVICE(USB_VID_CYPRESS, USB_PID_OPERA1_COLD)}, |
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{USB_DEVICE(USB_VID_OPERA1, USB_PID_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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|
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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) { |
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|
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u8 reset = 0, fpga_command = 0; |
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memcpy(p, fw->data, fw->size); |
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/* clear fpga ? */ |
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opera1_xilinx_rw(dev, 0xbc, 0xaa, &fpga_command, 1, |
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OPERA_WRITE_MSG); |
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for (i = 0; i < fw->size;) { |
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if ( (fw->size - i) <fpgasize){ |
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fpgasize=fw->size-i; |
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} |
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b = (u8 *) p + i; |
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if (opera1_xilinx_rw |
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(dev, OPERA_WRITE_FX2, 0x0, b , fpgasize, |
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OPERA_WRITE_MSG) != fpgasize |
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) { |
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err("error while transferring firmware"); |
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ret = -EINVAL; |
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break; |
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} |
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i = i + fpgasize; |
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} |
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/* restart the CPU */ |
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if (ret || opera1_xilinx_rw |
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(dev, 0xa0, 0xe600, &reset, 1, |
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OPERA_WRITE_MSG) != 1) { |
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err("could not restart the USB controller CPU."); |
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ret = -EINVAL; |
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} |
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} |
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} |
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kfree(p); |
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release_firmware(fw); |
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return ret; |
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} |
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|
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static struct dvb_usb_device_properties opera1_properties = { |
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.caps = DVB_USB_IS_AN_I2C_ADAPTER, |
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.usb_ctrl = CYPRESS_FX2, |
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.firmware = "dvb-usb-opera-01.fw", |
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.size_of_priv = sizeof(struct opera1_state), |
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|
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.power_ctrl = opera1_power_ctrl, |
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.i2c_algo = &opera1_i2c_algo, |
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|
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.rc.legacy = { |
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.rc_map_table = rc_map_opera1_table, |
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.rc_map_size = ARRAY_SIZE(rc_map_opera1_table), |
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.rc_interval = 200, |
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.rc_query = opera1_rc_query, |
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}, |
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.read_mac_address = opera1_read_mac_address, |
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.generic_bulk_ctrl_endpoint = 0x00, |
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/* parameter for the MPEG2-data transfer */ |
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.num_adapters = 1, |
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.adapter = { |
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{ |
|
.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[0], NULL}, |
|
{&opera1_table[1], 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) [email protected]"); |
|
MODULE_AUTHOR("Marco Gittler (c) [email protected]"); |
|
MODULE_DESCRIPTION("Driver for Opera1 DVB-S device"); |
|
MODULE_VERSION("0.1"); |
|
MODULE_LICENSE("GPL");
|
|
|