V4L/DVB (4647): Added module for DiB0700 based devices
Added module for DiB0700 based USB devices. This module is preliminary and untested (because of a lack of test devices) but should work. Further commits will be necessary to make it work properly. Signed-off-by: Patrick Boettcher <pb@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>hifive-unleashed-5.1
Patrick Boettcher
Mauro Carvalho Chehab
parent
136cafbf4a
commit
b7f54910ce
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/* Linux driver for devices based on the DiBcom DiB0700 USB bridge
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 2.
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*
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* Copyright (C) 2005-6 DiBcom, SA
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*/
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#ifndef _DIB0700_H_
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#define _DIB0700_H_
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#define DVB_USB_LOG_PREFIX "dib0700"
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#include "dvb-usb.h"
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#include "dib07x0.h"
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extern int dvb_usb_dib0700_debug;
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#define deb_info(args...) dprintk(dvb_usb_dib0700_debug,0x01,args)
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#define deb_fw(args...) dprintk(dvb_usb_dib0700_debug,0x02,args)
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#define deb_fwdata(args...) dprintk(dvb_usb_dib0700_debug,0x04,args)
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#define deb_data(args...) dprintk(dvb_usb_dib0700_debug,0x08,args)
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#define REQUEST_I2C_READ 0x2
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#define REQUEST_I2C_WRITE 0x3
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#define REQUEST_POLL_RC 0x4
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#define REQUEST_JUMPRAM 0x8
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#define REQUEST_SET_GPIO 0xC
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#define REQUEST_ENABLE_VIDEO 0xF
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// 1 Byte: 4MSB(1 = enable streaming, 0 = disable streaming) 4LSB(Video Mode: 0 = MPEG2 188Bytes, 1 = Analog)
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// 2 Byte: MPEG2 mode: 4MSB(1 = Master Mode, 0 = Slave Mode) 4LSB(Channel 1 = bit0, Channel 2 = bit1)
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// 2 Byte: Analog mode: 4MSB(0 = 625 lines, 1 = 525 lines) 4LSB( " " )
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struct dib0700_state {
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u8 channel_state;
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u8 mt2060_if1[2];
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};
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extern int dib0700_set_gpio(struct dvb_usb_device *, enum dib07x0_gpios gpio, u8 gpio_dir, u8 gpio_val);
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extern int dib0700_download_firmware(struct usb_device *udev, const struct firmware *fw);
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extern int dib0700_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff);
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extern struct i2c_algorithm dib0700_i2c_algo;
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extern int dib0700_device_count;
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extern struct dvb_usb_device_properties dib0700_devices[];
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extern struct usb_device_id dib0700_usb_id_table[];
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#endif
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/* Linux driver for devices based on the DiBcom DiB0700 USB bridge
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 2.
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*
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* Copyright (C) 2005-6 DiBcom, SA
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*/
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#include "dib0700.h"
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/* debug */
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int dvb_usb_dib0700_debug;
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module_param_named(debug,dvb_usb_dib0700_debug, int, 0644);
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MODULE_PARM_DESC(debug, "set debugging level (1=info,2=fw,4=fwdata,8=data (or-able))." DVB_USB_DEBUG_STATUS);
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/* expecting rx buffer: request data[0] data[1] ... data[2] */
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static int dib0700_ctrl_wr(struct dvb_usb_device *d, u8 *tx, u8 txlen)
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{
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int status;
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deb_data(">>> ");
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debug_dump(tx,txlen,deb_data);
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status = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev,0),
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tx[0], USB_TYPE_VENDOR | USB_DIR_OUT, 0, 0, tx, txlen,
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USB_CTRL_GET_TIMEOUT);
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if (status != txlen)
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err("ep 0 write error (status = %d, len: %d)",status,txlen);
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return status < 0 ? status : 0;
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}
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/* expecting tx buffer: request data[0] ... data[n] (n <= 4) */
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static int dib0700_ctrl_rd(struct dvb_usb_device *d, u8 *tx, u8 txlen, u8 *rx, u8 rxlen)
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{
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u16 index, value;
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int status;
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if (txlen < 2) {
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err("tx buffer length is smaller than 2. Makes no sense.");
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return -EINVAL;
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}
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if (txlen > 4) {
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err("tx buffer length is larger than 4. Not supported.");
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return -EINVAL;
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}
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deb_data(">>> ");
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debug_dump(tx,txlen,deb_data);
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value = ((txlen - 2) << 8) | tx[1];
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index = 0;
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if (txlen > 2)
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index |= (tx[2] << 8);
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if (txlen > 3)
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index |= tx[3];
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/* think about swapping here */
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value = le16_to_cpu(value);
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index = le16_to_cpu(index);
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status = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev,0), tx[0],
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USB_TYPE_VENDOR | USB_DIR_IN, value, index, rx, rxlen,
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USB_CTRL_GET_TIMEOUT);
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if (status < 0)
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err("ep 0 read error (status = %d)",status);
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deb_data("<<< ");
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debug_dump(rx,rxlen,deb_data);
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return status; /* length in case of success */
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}
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int dib0700_set_gpio(struct dvb_usb_device *d, enum dib07x0_gpios gpio, u8 gpio_dir, u8 gpio_val)
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{
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u8 buf[3] = { REQUEST_SET_GPIO, gpio, ((gpio_dir & 0x01) << 7) | ((gpio_val & 0x01) << 6) };
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return dib0700_ctrl_wr(d,buf,3);
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}
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/*
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* I2C master xfer function
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*/
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static int dib0700_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg *msg,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,len;
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u8 buf[255];
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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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/* fill in the address */
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buf[1] = (msg[i].addr << 1);
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/* fill the buffer */
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memcpy(&buf[2], msg[i].buf, msg[i].len);
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/* write/read request */
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if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
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buf[0] = REQUEST_I2C_READ;
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buf[1] |= 1;
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/* special thing in the current firmware: when length is zero the read-failed */
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if ((len = dib0700_ctrl_rd(d, buf, msg[i].len + 2, msg[i+1].buf, msg[i+1].len)) <= 0)
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break;
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msg[i+1].len = len;
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i++;
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} else {
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buf[0] = REQUEST_I2C_WRITE;
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if (dib0700_ctrl_wr(d, buf, msg[i].len + 2) < 0)
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break;
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}
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}
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mutex_unlock(&d->i2c_mutex);
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return i;
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}
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static u32 dib0700_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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struct i2c_algorithm dib0700_i2c_algo = {
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.master_xfer = dib0700_i2c_xfer,
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.functionality = dib0700_i2c_func,
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};
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static int dib0700_jumpram(struct usb_device *udev, u32 address)
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{
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int ret, actlen;
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u8 buf[8] = { REQUEST_JUMPRAM, 0, 0, 0,
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(address >> 24) & 0xff,
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(address >> 16) & 0xff,
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(address >> 8) & 0xff,
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address & 0xff };
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if ((ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 0x01),buf,8,&actlen,1000)) < 0) {
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deb_fw("jumpram to 0x%x failed\n",address);
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return ret;
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}
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if (actlen != 8) {
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deb_fw("jumpram to 0x%x failed\n",address);
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return -EIO;
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}
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return 0;
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}
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int dib0700_download_firmware(struct usb_device *udev, const struct firmware *fw)
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{
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struct hexline hx;
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int pos = 0, ret, act_len;
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u8 buf[260];
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while ((ret = dvb_usb_get_hexline(fw, &hx, &pos)) > 0) {
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deb_fwdata("writing to address 0x%04x (buffer: 0x%02x %02x)\n",hx.addr, hx.len, hx.chk);
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buf[0] = hx.len;
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buf[1] = hx.addr >> 8;
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buf[2] = hx.addr & 0xff;
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buf[3] = hx.type;
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memcpy(&buf[4],hx.data,hx.len);
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buf[4+hx.len] = hx.chk;
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ret = usb_bulk_msg(udev,
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usb_sndbulkpipe(udev, 0x01),
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buf,
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hx.len + 5,
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&act_len,
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1000);
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if (ret < 0) {
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err("firmware download failed at %d with %d",pos,ret);
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return ret;
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}
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}
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if (ret == 0) {
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/* start the firmware */
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if ((ret = dib0700_jumpram(udev,0x70000000)) == 0)
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info("firmware started successfully.");
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} else
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ret = -EIO;
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return ret;
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}
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int dib0700_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
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{
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struct dib0700_state *st = adap->dev->priv;
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u8 b[4];
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b[0] = REQUEST_ENABLE_VIDEO;
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b[1] = 0x00;
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b[2] = (0x01 << 4); /* Master mode */
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b[3] = 0x00;
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deb_info("modifying (%d) streaming state for %d\n", onoff, adap->id);
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if (onoff)
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st->channel_state |= 1 << adap->id;
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else
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st->channel_state &= ~(1 << adap->id);
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b[2] |= st->channel_state;
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if (st->channel_state) /* if at least one channel is active */
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b[1] = (0x01 << 4) | 0x00;
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deb_info("data for streaming: %x %x\n",b[1],b[2]);
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return dib0700_ctrl_wr(adap->dev, b, 4);
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}
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static int dib0700_probe(struct usb_interface *intf,
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const struct usb_device_id *id)
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{
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int i;
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for (i = 0; i < dib0700_device_count; i++)
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if (dvb_usb_device_init(intf, &dib0700_devices[i], THIS_MODULE, NULL) == 0)
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return 0;
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return -ENODEV;
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}
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static struct usb_driver dib0700_driver = {
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.name = "dvb_usb_dib0700",
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.probe = dib0700_probe,
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.disconnect = dvb_usb_device_exit,
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.id_table = dib0700_usb_id_table,
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};
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/* module stuff */
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static int __init dib0700_module_init(void)
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{
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int result;
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info("loaded with support for %d different device-types", dib0700_device_count);
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if ((result = usb_register(&dib0700_driver))) {
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err("usb_register failed. Error number %d",result);
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return result;
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}
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return 0;
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}
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static void __exit dib0700_module_exit(void)
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{
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/* deregister this driver from the USB subsystem */
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usb_deregister(&dib0700_driver);
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}
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module_init (dib0700_module_init);
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module_exit (dib0700_module_exit);
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MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>");
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MODULE_DESCRIPTION("Driver for devices based on DiBcom DiB0700 - USB bridge");
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MODULE_VERSION("1.0");
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MODULE_LICENSE("GPL");
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@ -0,0 +1,194 @@
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/* Linux driver for devices based on the DiBcom DiB0700 USB bridge
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 2.
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*
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* Copyright (C) 2005-6 DiBcom, SA
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*/
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#include "dib0700.h"
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#include "dib3000mc.h"
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#include "dib7000m.h"
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#include "mt2060.h"
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/* Hauppauge Nova-T 500
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* has a LNA on GPIO0 which is enabled by setting 1 */
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static struct mt2060_config bristol_mt2060_config[2] = {
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{
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.i2c_address = 0x60,
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.clock_out = 1,
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}, {
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.i2c_address = 0x61,
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}
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};
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static struct dibx000_agc_config bristol_dib3000p_mt2060_agc_config = {
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.band_caps = BAND_VHF | BAND_UHF,
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.setup = (0 << 15) | (0 << 14) | (1 << 13) | (1 << 12) | (29 << 0),
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.agc1_max = 48497,
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.agc1_min = 23593,
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.agc2_max = 46531,
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.agc2_min = 24904,
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.agc1_pt1 = 0x65,
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.agc1_pt2 = 0x69,
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.agc1_slope1 = 0x51,
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.agc1_slope2 = 0x27,
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.agc2_pt1 = 0,
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.agc2_pt2 = 0x33,
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.agc2_slope1 = 0x35,
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.agc2_slope2 = 0x37,
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};
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static struct dib3000mc_config bristol_dib3000mc_config[2] = {
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{ .agc = &bristol_dib3000p_mt2060_agc_config,
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.max_time = 0x196,
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.ln_adc_level = 0x1cc7,
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.output_mpeg2_in_188_bytes = 1,
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},
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{ .agc = &bristol_dib3000p_mt2060_agc_config,
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.max_time = 0x196,
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.ln_adc_level = 0x1cc7,
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.output_mpeg2_in_188_bytes = 1,
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}
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};
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static int bristol_frontend_attach(struct dvb_usb_adapter *adap)
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{
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if (adap->id == 0) {
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dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0); msleep(10);
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dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1); msleep(10);
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dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0); msleep(10);
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dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1); msleep(10);
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if (dib3000mc_i2c_enumeration(&adap->dev->i2c_adap, 2, DEFAULT_DIB3000P_I2C_ADDRESS, bristol_dib3000mc_config) != 0) {
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dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0); msleep(10);
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return -ENODEV;
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}
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}
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return (adap->fe = dvb_attach(dib3000mc_attach, &adap->dev->i2c_adap, 10 + adap->id, &bristol_dib3000mc_config[adap->id])) == NULL ? -ENODEV : 0;
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}
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static int bristol_tuner_attach(struct dvb_usb_adapter *adap)
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{
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struct dib0700_state *st = adap->dev->priv;
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struct i2c_adapter *tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe, 1);
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return mt2060_attach(adap->fe, tun_i2c, &bristol_mt2060_config[adap->id], st->mt2060_if1[adap->id]);
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}
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/* STK7700P: Hauppauge Nova-T Stick, AVerMedia Volar */
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static struct mt2060_config stk7000p_mt2060_config = {
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0x60
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};
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static int stk7700p_frontend_attach(struct dvb_usb_adapter *adap)
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{
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/* unless there is no real power management in DVB - we leave the device on GPIO6 */
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dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0); msleep(10);
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dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1); msleep(10);
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dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1); msleep(10);
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dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0); msleep(10);
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// adap->fe = dib7000m_attach(&adap->dev->i2c_adap, &stk7700p_dib7000m_config, 18);
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return 0;
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}
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static int stk7700p_tuner_attach(struct dvb_usb_adapter *adap)
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{
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// tun_i2c = dib7000m_get_tuner_i2c_master(adap->fe, 1);
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// return mt2060_attach(adap->fe, tun_i2c, &stk3000p_mt2060_config, if1);
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return 0;
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}
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struct usb_device_id dib0700_usb_id_table[] = {
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{ USB_DEVICE(USB_VID_DIBCOM, USB_PID_DIBCOM_STK7700P) },
|
||||
{ USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_HAUPPAUGE_NOVA_T_500) },
|
||||
{ USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_HAUPPAUGE_NOVA_T_STICK) },
|
||||
{ USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR) },
|
||||
{ } /* Terminating entry */
|
||||
};
|
||||
MODULE_DEVICE_TABLE(usb, dib0700_usb_id_table);
|
||||
|
||||
#define DIB0700_DEFAULT_DEVICE_PROPERTIES \
|
||||
.caps = DVB_USB_IS_AN_I2C_ADAPTER, \
|
||||
.usb_ctrl = DEVICE_SPECIFIC, \
|
||||
.firmware = "dvb-usb-dib0700-01.fw", \
|
||||
.download_firmware = dib0700_download_firmware, \
|
||||
.size_of_priv = sizeof(struct dib0700_state), \
|
||||
.i2c_algo = &dib0700_i2c_algo
|
||||
|
||||
#define DIB0700_DEFAULT_STREAMING_CONFIG(ep) \
|
||||
.streaming_ctrl = dib0700_streaming_ctrl, \
|
||||
.stream = { \
|
||||
.type = USB_BULK, \
|
||||
.count = 4, \
|
||||
.endpoint = ep, \
|
||||
.u = { \
|
||||
.bulk = { \
|
||||
.buffersize = 39480, \
|
||||
} \
|
||||
} \
|
||||
}
|
||||
|
||||
struct dvb_usb_device_properties dib0700_devices[] = {
|
||||
{
|
||||
DIB0700_DEFAULT_DEVICE_PROPERTIES,
|
||||
|
||||
.num_adapters = 1,
|
||||
.adapter = {
|
||||
{
|
||||
.frontend_attach = stk7700p_frontend_attach,
|
||||
.tuner_attach = stk7700p_tuner_attach,
|
||||
|
||||
DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
|
||||
},
|
||||
},
|
||||
|
||||
.num_device_descs = 3,
|
||||
.devices = {
|
||||
{ "DiBcom STK7700P reference design",
|
||||
{ &dib0700_usb_id_table[0], NULL },
|
||||
{ NULL },
|
||||
},
|
||||
{ "Hauppauge Nova-T Stick",
|
||||
{ &dib0700_usb_id_table[2], NULL },
|
||||
{ NULL },
|
||||
},
|
||||
{ "AVerMedia AVerTV DVB-T Volar",
|
||||
{ &dib0700_usb_id_table[3], NULL },
|
||||
{ NULL },
|
||||
},
|
||||
}
|
||||
}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
|
||||
|
||||
.num_adapters = 2,
|
||||
.adapter = {
|
||||
{
|
||||
.frontend_attach = bristol_frontend_attach,
|
||||
.tuner_attach = bristol_tuner_attach,
|
||||
|
||||
DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
|
||||
}, {
|
||||
.frontend_attach = bristol_frontend_attach,
|
||||
.tuner_attach = bristol_tuner_attach,
|
||||
|
||||
DIB0700_DEFAULT_STREAMING_CONFIG(0x03),
|
||||
}
|
||||
},
|
||||
|
||||
.num_device_descs = 1,
|
||||
.devices = {
|
||||
{ "Hauppauge Nova-T 500 Dual DVB-T",
|
||||
{ &dib0700_usb_id_table[1], NULL },
|
||||
{ NULL },
|
||||
},
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
int dib0700_device_count = ARRAY_SIZE(dib0700_devices);
|
||||
|
|
@ -0,0 +1,21 @@
|
|||
#ifndef _DIB07X0_H_
|
||||
#define _DIB07X0_H_
|
||||
|
||||
enum dib07x0_gpios {
|
||||
GPIO0 = 0,
|
||||
GPIO1 = 2,
|
||||
GPIO2 = 3,
|
||||
GPIO3 = 4,
|
||||
GPIO4 = 5,
|
||||
GPIO5 = 6,
|
||||
GPIO6 = 8,
|
||||
GPIO7 = 10,
|
||||
GPIO8 = 11,
|
||||
GPIO9 = 14,
|
||||
GPIO10 = 15,
|
||||
};
|
||||
|
||||
#define GPIO_IN 0
|
||||
#define GPIO_OUT 1
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue