diff options
Diffstat (limited to 'drivers/media/dvb/dvb-usb/opera1.c')
-rw-r--r-- | drivers/media/dvb/dvb-usb/opera1.c | 563 |
1 files changed, 563 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-usb/opera1.c b/drivers/media/dvb/dvb-usb/opera1.c new file mode 100644 index 00000000000..67c2aa59f74 --- /dev/null +++ b/drivers/media/dvb/dvb-usb/opera1.c @@ -0,0 +1,563 @@ +/* DVB USB framework compliant Linux driver for the Opera1 DVB-S Card +* +* Copyright (C) 2006 Mario Hlawitschka (dh1pa@amsat.org) +* Copyright (C) 2006 Marco Gittler (g.marco@freenet.de) +* +* This program is free software; you can redistribute it and/or modify it +* under the terms of the GNU General Public License as published by the Free +* Software Foundation, version 2. +* +* see Documentation/dvb/README.dvb-usb for more information +*/ + +#include "opera1.h" +#include "stv0299.h" + +#define OPERA_READ_MSG 0 +#define OPERA_WRITE_MSG 1 +#define OPERA_I2C_TUNER 0xd1 + +#define READ_FX2_REG_REQ 0xba +#define READ_MAC_ADDR 0x08 +#define OPERA_WRITE_FX2 0xbb +#define OPERA_TUNER_REQ 0xb1 +#define REG_1F_SYMBOLRATE_BYTE0 0x1f +#define REG_20_SYMBOLRATE_BYTE1 0x20 +#define REG_21_SYMBOLRATE_BYTE2 0x21 + +struct opera1_state { + u32 last_key_pressed; +}; +struct opera_rc_keys { + u32 keycode; + u32 event; +}; + +int dvb_usb_opera1_debug; +module_param_named(debug, dvb_usb_opera1_debug, int, 0644); +MODULE_PARM_DESC(debug, + "set debugging level (1=info,xfer=2,pll=4,ts=8,err=16,rc=32,fw=64 (or-able))." + DVB_USB_DEBUG_STATUS); + +static int opera1_xilinx_rw(struct usb_device *dev, u8 request, u16 value, + u8 * data, u16 len, int flags) +{ + int ret; + u8 r; + u8 u8buf[len]; + + unsigned int pipe = (flags == OPERA_READ_MSG) ? + usb_rcvctrlpipe(dev,0) : usb_sndctrlpipe(dev, 0); + u8 request_type = (flags == OPERA_READ_MSG) ? USB_DIR_IN : USB_DIR_OUT; + + if (flags == OPERA_WRITE_MSG) + memcpy(u8buf, data, len); + ret = + usb_control_msg(dev, pipe, request, request_type | USB_TYPE_VENDOR, + value, 0x0, u8buf, len, 2000); + + if (request == OPERA_TUNER_REQ) { + if (usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), + OPERA_TUNER_REQ, USB_DIR_IN | USB_TYPE_VENDOR, + 0x01, 0x0, &r, 1, 2000)<1 || r!=0x08) + return 0; + } + if (flags == OPERA_READ_MSG) + memcpy(data, u8buf, len); + return ret; +} + +/* I2C */ + +static int opera1_usb_i2c_msgxfer(struct dvb_usb_device *dev, u16 addr, + u8 * buf, u16 len, int flag) +{ + int ret = 0; + u8 request; + u16 value; + + if (!dev) { + info("no usb_device"); + return -EINVAL; + } + if (mutex_lock_interruptible(&dev->usb_mutex) < 0) + return -EAGAIN; + + request = (addr & 0xff00) >> 8; + if (!request) + request = 0xb1; + value = (addr & 0xff); + if (flag & OPERA_READ_MSG) { + value |= 0x01; + } + if (request == 0xa0) + value = 0xe600; + ret = opera1_xilinx_rw(dev->udev, request, value, buf, len, flag); + + mutex_unlock(&dev->usb_mutex); + return ret; +} + +static int opera1_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], + int num) +{ + struct dvb_usb_device *d = i2c_get_adapdata(adap); + int i = 0, tmp = 0; + + if (!d) + return -ENODEV; + if (mutex_lock_interruptible(&d->i2c_mutex) < 0) + return -EAGAIN; + + for (i = 0; i < num; i++) { + if ((tmp = opera1_usb_i2c_msgxfer(d, + msg[i].addr, + msg[i].buf, + msg[i].len, + (msg[i].flags == + I2C_M_RD ? + OPERA_READ_MSG : + OPERA_WRITE_MSG))!= msg[i].len)) { + break; + } + if (dvb_usb_opera1_debug & 0x10) + info("sending i2c mesage %d %d", tmp, msg[i].len); + } + mutex_unlock(&d->i2c_mutex); + return num; +} + +static u32 opera1_i2c_func(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C; +} + +static struct i2c_algorithm opera1_i2c_algo = { + .master_xfer = opera1_i2c_xfer, + .functionality = opera1_i2c_func, +}; + +static int opera1_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +{ + static u8 command_13v[1]={0x00}; + static u8 command_18v[1]={0x01}; + struct i2c_msg msg[] = { + {.addr = 0xb600,.flags = 0,.buf = command_13v,.len = 1}, + }; + struct dvb_usb_adapter *udev_adap = + (struct dvb_usb_adapter *)(fe->dvb->priv); + if (voltage == SEC_VOLTAGE_18) { + msg[0].addr = 0xb601; + msg[0].buf = command_18v; + } + i2c_transfer(&udev_adap->dev->i2c_adap, msg, 1); + return 0; +} + +static int opera1_stv0299_set_symbol_rate(struct dvb_frontend *fe, u32 srate, + u32 ratio) +{ + stv0299_writereg(fe, 0x13, 0x98); + stv0299_writereg(fe, 0x14, 0x95); + stv0299_writereg(fe, REG_1F_SYMBOLRATE_BYTE0, (ratio >> 16) & 0xff); + stv0299_writereg(fe, REG_20_SYMBOLRATE_BYTE1, (ratio >> 8) & 0xff); + stv0299_writereg(fe, REG_21_SYMBOLRATE_BYTE2, (ratio) & 0xf0); + return 0; + +} +static u8 opera1_inittab[] = { + 0x00, 0xa1, + 0x01, 0x15, + 0x02, 0x00, + 0x03, 0x00, + 0x04, 0x7d, + 0x05, 0x05, + 0x06, 0x02, + 0x07, 0x00, + 0x0b, 0x00, + 0x0c, 0x01, + 0x0d, 0x81, + 0x0e, 0x44, + 0x0f, 0x19, + 0x10, 0x3f, + 0x11, 0x84, + 0x12, 0xda, + 0x13, 0x98, + 0x14, 0x95, + 0x15, 0xc9, + 0x16, 0xeb, + 0x17, 0x00, + 0x18, 0x19, + 0x19, 0x8b, + 0x1a, 0x00, + 0x1b, 0x82, + 0x1c, 0x7f, + 0x1d, 0x00, + 0x1e, 0x00, + REG_1F_SYMBOLRATE_BYTE0, 0x06, + REG_20_SYMBOLRATE_BYTE1, 0x50, + REG_21_SYMBOLRATE_BYTE2, 0x10, + 0x22, 0x00, + 0x23, 0x00, + 0x24, 0x37, + 0x25, 0xbc, + 0x26, 0x00, + 0x27, 0x00, + 0x28, 0x00, + 0x29, 0x1e, + 0x2a, 0x14, + 0x2b, 0x1f, + 0x2c, 0x09, + 0x2d, 0x0a, + 0x2e, 0x00, + 0x2f, 0x00, + 0x30, 0x00, + 0x31, 0x1f, + 0x32, 0x19, + 0x33, 0xfc, + 0x34, 0x13, + 0xff, 0xff, +}; + +static struct stv0299_config opera1_stv0299_config = { + .demod_address = 0xd0, + .min_delay_ms = 100, + .mclk = 88000000UL, + .invert = 1, + .skip_reinit = 0, + .lock_output = STV0229_LOCKOUTPUT_0, + .volt13_op0_op1 = STV0299_VOLT13_OP0, + .inittab = opera1_inittab, + .set_symbol_rate = opera1_stv0299_set_symbol_rate, +}; + +static int opera1_frontend_attach(struct dvb_usb_adapter *d) +{ + if ((d->fe = + dvb_attach(stv0299_attach, &opera1_stv0299_config, + &d->dev->i2c_adap)) != NULL) { + d->fe->ops.set_voltage = opera1_set_voltage; + return 0; + } + info("not attached stv0299"); + return -EIO; +} + +static int opera1_tuner_attach(struct dvb_usb_adapter *adap) +{ + adap->pll_addr = 0xc0; + adap->pll_desc = &dvb_pll_opera1; + adap->fe->ops.tuner_ops.set_params = dvb_usb_tuner_set_params_i2c; + return 0; +} + +static int opera1_power_ctrl(struct dvb_usb_device *d, int onoff) +{ + int addr = onoff ? 0xb701 : 0xb700; + u8 val = onoff ? 0x01 : 0x00; + if (dvb_usb_opera1_debug) + info("power %s", onoff ? "on" : "off"); + return opera1_usb_i2c_msgxfer(d, addr, &val, 1, OPERA_WRITE_MSG); +} + +static int opera1_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) +{ + static u8 buf_start[2] = { 0xff, 0x03 }; + static u8 buf_stop[2] = { 0xff, 0x00 }; + struct i2c_msg start_tuner[] = { + {.addr = 0xb1a6,.buf = onoff ? buf_start : buf_stop,.len = 2}, + }; + if (dvb_usb_opera1_debug) + info("streaming %s", onoff ? "on" : "off"); + i2c_transfer(&adap->dev->i2c_adap, start_tuner, 1); + return 0; +} + +static int opera1_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, + int onoff) +{ + u8 b_pid[3]; + struct i2c_msg msg[] = { + {.addr = 0xb1a6,.buf = b_pid,.len = 3}, + }; + if (dvb_usb_opera1_debug) + info("pidfilter index: %d pid: %d %s", index, pid, + onoff ? "on" : "off"); + b_pid[0] = (2 * index) + 4; + b_pid[1] = onoff ? (pid & 0xff) : (0x00); + b_pid[2] = onoff ? ((pid >> 8) & 0xff) : (0x00); + i2c_transfer(&adap->dev->i2c_adap, msg, 1); + return 0; +} + +static int opera1_pid_filter_control(struct dvb_usb_adapter *adap, int onoff) +{ + int u = 0x04; + u8 b_pid[3]; + struct i2c_msg msg[] = { + {.addr = 0xb1a6,.buf = b_pid,.len = 3}, + }; + if (dvb_usb_opera1_debug) + info("%s hw-pidfilter", onoff ? "enable" : "disable"); + for (; u < 0x7e; u += 2) { + b_pid[0] = u; + b_pid[1] = 0; + b_pid[2] = 0x80; + i2c_transfer(&adap->dev->i2c_adap, msg, 1); + } + return 0; +} + +static struct dvb_usb_rc_key opera1_rc_keys[] = { + {0x5f, 0xa0, KEY_1}, + {0x51, 0xaf, KEY_2}, + {0x5d, 0xa2, KEY_3}, + {0x41, 0xbe, KEY_4}, + {0x0b, 0xf5, KEY_5}, + {0x43, 0xbd, KEY_6}, + {0x47, 0xb8, KEY_7}, + {0x49, 0xb6, KEY_8}, + {0x05, 0xfa, KEY_9}, + {0x45, 0xba, KEY_0}, + {0x09, 0xf6, KEY_UP}, /*chanup */ + {0x1b, 0xe5, KEY_DOWN}, /*chandown */ + {0x5d, 0xa3, KEY_LEFT}, /*voldown */ + {0x5f, 0xa1, KEY_RIGHT}, /*volup */ + {0x07, 0xf8, KEY_SPACE}, /*tab */ + {0x1f, 0xe1, KEY_ENTER}, /*play ok */ + {0x1b, 0xe4, KEY_Z}, /*zoom */ + {0x59, 0xa6, KEY_M}, /*mute */ + {0x5b, 0xa5, KEY_F}, /*tv/f */ + {0x19, 0xe7, KEY_R}, /*rec */ + {0x01, 0xfe, KEY_S}, /*Stop */ + {0x03, 0xfd, KEY_P}, /*pause */ + {0x03, 0xfc, KEY_W}, /*<- -> */ + {0x07, 0xf9, KEY_C}, /*capture */ + {0x47, 0xb9, KEY_Q}, /*exit */ + {0x43, 0xbc, KEY_O}, /*power */ + +}; + +static int opera1_rc_query(struct dvb_usb_device *dev, u32 * event, int *state) +{ + struct opera1_state *opst = dev->priv; + u8 rcbuffer[32]; + const u16 startmarker1 = 0x10ed; + const u16 startmarker2 = 0x11ec; + struct i2c_msg read_remote[] = { + {.addr = 0xb880,.buf = rcbuffer,.flags = I2C_M_RD,.len = 32}, + }; + int i = 0; + u32 send_key = 0; + + if (i2c_transfer(&dev->i2c_adap, read_remote, 1) == 1) { + for (i = 0; i < 32; i++) { + if (rcbuffer[i]) + send_key |= 1; + if (i < 31) + send_key = send_key << 1; + } + if (send_key & 0x8000) + send_key = (send_key << 1) | (send_key >> 15 & 0x01); + + if (send_key == 0xffff && opst->last_key_pressed != 0) { + *state = REMOTE_KEY_REPEAT; + *event = opst->last_key_pressed; + return 0; + } + for (; send_key != 0;) { + if (send_key >> 16 == startmarker2) { + break; + } else if (send_key >> 16 == startmarker1) { + send_key = + (send_key & 0xfffeffff) | (startmarker1 << 16); + break; + } else + send_key >>= 1; + } + + if (send_key == 0) + return 0; + + send_key = (send_key & 0xffff) | 0x0100; + + for (i = 0; i < ARRAY_SIZE(opera1_rc_keys); i++) { + if ((opera1_rc_keys[i].custom * 256 + + opera1_rc_keys[i].data) == (send_key & 0xffff)) { + *state = REMOTE_KEY_PRESSED; + *event = opera1_rc_keys[i].event; + opst->last_key_pressed = + opera1_rc_keys[i].event; + break; + } + opst->last_key_pressed = 0; + } + } else + *state = REMOTE_NO_KEY_PRESSED; + return 0; +} + +static struct usb_device_id opera1_table[] = { + {USB_DEVICE(USB_VID_CYPRESS, USB_PID_OPERA1_COLD)}, + {USB_DEVICE(USB_VID_OPERA1, USB_PID_OPERA1_WARM)}, + {} +}; + +MODULE_DEVICE_TABLE(usb, opera1_table); + +static int opera1_read_mac_address(struct dvb_usb_device *d, u8 mac[6]) +{ + u8 command[] = { READ_MAC_ADDR }; + opera1_xilinx_rw(d->udev, 0xb1, 0xa0, command, 1, OPERA_WRITE_MSG); + opera1_xilinx_rw(d->udev, 0xb1, 0xa1, mac, 6, OPERA_READ_MSG); + return 0; +} +static int opera1_xilinx_load_firmware(struct usb_device *dev, + const char *filename) +{ + const struct firmware *fw = NULL; + u8 *b, *p; + int ret = 0, i; + u8 testval; + info("start downloading fpga firmware"); + + if ((ret = request_firmware(&fw, filename, &dev->dev)) != 0) { + err("did not find the firmware file. (%s) " + "Please see linux/Documentation/dvb/ for more details on firmware-problems.", + filename); + return ret; + } else { + p = kmalloc(fw->size, GFP_KERNEL); + opera1_xilinx_rw(dev, 0xbc, 0x00, &testval, 1, OPERA_READ_MSG); + 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; p[i] != 0 && i < fw->size;) { + b = (u8 *) p + i; + if (opera1_xilinx_rw + (dev, OPERA_WRITE_FX2, 0x0, b + 1, b[0], + OPERA_WRITE_MSG) != b[0] + ) { + err("error while transferring firmware"); + ret = -EINVAL; + break; + } + i = i + 1 + b[0]; + } + /* 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); + } + } + if (fw) { + 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 = "opera.fw", + .size_of_priv = sizeof(struct opera1_state), + + .power_ctrl = opera1_power_ctrl, + .i2c_algo = &opera1_i2c_algo, + + .rc_key_map = opera1_rc_keys, + .rc_key_map_size = ARRAY_SIZE(opera1_rc_keys), + .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 = { + { + .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 dvb_usb_device *d; + struct usb_device *udev = interface_to_usbdev(intf); + + if (udev->descriptor.idProduct == USB_PID_OPERA1_WARM && + udev->descriptor.idVendor == USB_VID_OPERA1 && + (d == NULL + || opera1_xilinx_load_firmware(udev, "opera1-fpga.fw") != 0) + ) { + return -EINVAL; + } + + if (dvb_usb_device_init(intf, &opera1_properties, THIS_MODULE, &d) != 0) + return -EINVAL; + return 0; +} + +static struct usb_driver opera1_driver = { + .name = "opera1", + .probe = opera1_probe, + .disconnect = dvb_usb_device_exit, + .id_table = opera1_table, +}; + +static int __init opera1_module_init(void) +{ + int result = 0; + if ((result = usb_register(&opera1_driver))) { + err("usb_register failed. Error number %d", result); + } + return result; +} + +static void __exit opera1_module_exit(void) +{ + usb_deregister(&opera1_driver); +} + +module_init(opera1_module_init); +module_exit(opera1_module_exit); + +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"); |