diff options
Diffstat (limited to 'drivers/media/dvb/dvb-usb/dib0700_core.c')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/dib0700_core.c | 326 |
1 files changed, 0 insertions, 326 deletions
diff --git a/drivers/media/dvb/dvb-usb/dib0700_core.c b/drivers/media/dvb/dvb-usb/dib0700_core.c deleted file mode 100644 index 595a04696c8..00000000000 --- a/drivers/media/dvb/dvb-usb/dib0700_core.c +++ /dev/null @@ -1,326 +0,0 @@ -/* Linux driver for devices based on the DiBcom DiB0700 USB bridge - * - * 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. - * - * Copyright (C) 2005-6 DiBcom, SA - */ -#include "dib0700.h" - -/* debug */ -int dvb_usb_dib0700_debug; -module_param_named(debug,dvb_usb_dib0700_debug, int, 0644); -MODULE_PARM_DESC(debug, "set debugging level (1=info,2=fw,4=fwdata,8=data (or-able))." DVB_USB_DEBUG_STATUS); - -int dvb_usb_dib0700_ir_proto = 1; -module_param(dvb_usb_dib0700_ir_proto, int, 0644); -MODULE_PARM_DESC(dvb_usb_dib0700_ir_proto, "set ir protocol (0=NEC, 1=RC5 (default), 2=RC6)."); - -DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); - -/* expecting rx buffer: request data[0] data[1] ... data[2] */ -static int dib0700_ctrl_wr(struct dvb_usb_device *d, u8 *tx, u8 txlen) -{ - int status; - - deb_data(">>> "); - debug_dump(tx,txlen,deb_data); - - status = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev,0), - tx[0], USB_TYPE_VENDOR | USB_DIR_OUT, 0, 0, tx, txlen, - USB_CTRL_GET_TIMEOUT); - - if (status != txlen) - deb_data("ep 0 write error (status = %d, len: %d)\n",status,txlen); - - return status < 0 ? status : 0; -} - -/* expecting tx buffer: request data[0] ... data[n] (n <= 4) */ -int dib0700_ctrl_rd(struct dvb_usb_device *d, u8 *tx, u8 txlen, u8 *rx, u8 rxlen) -{ - u16 index, value; - int status; - - if (txlen < 2) { - err("tx buffer length is smaller than 2. Makes no sense."); - return -EINVAL; - } - if (txlen > 4) { - err("tx buffer length is larger than 4. Not supported."); - return -EINVAL; - } - - deb_data(">>> "); - debug_dump(tx,txlen,deb_data); - - value = ((txlen - 2) << 8) | tx[1]; - index = 0; - if (txlen > 2) - index |= (tx[2] << 8); - if (txlen > 3) - index |= tx[3]; - - status = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev,0), tx[0], - USB_TYPE_VENDOR | USB_DIR_IN, value, index, rx, rxlen, - USB_CTRL_GET_TIMEOUT); - - if (status < 0) - deb_info("ep 0 read error (status = %d)\n",status); - - deb_data("<<< "); - debug_dump(rx,rxlen,deb_data); - - return status; /* length in case of success */ -} - -int dib0700_set_gpio(struct dvb_usb_device *d, enum dib07x0_gpios gpio, u8 gpio_dir, u8 gpio_val) -{ - u8 buf[3] = { REQUEST_SET_GPIO, gpio, ((gpio_dir & 0x01) << 7) | ((gpio_val & 0x01) << 6) }; - return dib0700_ctrl_wr(d,buf,3); -} - -/* - * I2C master xfer function - */ -static int dib0700_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg *msg,int num) -{ - struct dvb_usb_device *d = i2c_get_adapdata(adap); - int i,len; - u8 buf[255]; - - if (mutex_lock_interruptible(&d->i2c_mutex) < 0) - return -EAGAIN; - - for (i = 0; i < num; i++) { - /* fill in the address */ - buf[1] = (msg[i].addr << 1); - /* fill the buffer */ - memcpy(&buf[2], msg[i].buf, msg[i].len); - - /* write/read request */ - if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) { - buf[0] = REQUEST_I2C_READ; - buf[1] |= 1; - - /* special thing in the current firmware: when length is zero the read-failed */ - if ((len = dib0700_ctrl_rd(d, buf, msg[i].len + 2, msg[i+1].buf, msg[i+1].len)) <= 0) { - deb_info("I2C read failed on address %x\n", msg[i].addr); - break; - } - - msg[i+1].len = len; - - i++; - } else { - buf[0] = REQUEST_I2C_WRITE; - if (dib0700_ctrl_wr(d, buf, msg[i].len + 2) < 0) - break; - } - } - - mutex_unlock(&d->i2c_mutex); - return i; -} - -static u32 dib0700_i2c_func(struct i2c_adapter *adapter) -{ - return I2C_FUNC_I2C; -} - -struct i2c_algorithm dib0700_i2c_algo = { - .master_xfer = dib0700_i2c_xfer, - .functionality = dib0700_i2c_func, -}; - -int dib0700_identify_state(struct usb_device *udev, struct dvb_usb_device_properties *props, - struct dvb_usb_device_description **desc, int *cold) -{ - u8 b[16]; - s16 ret = usb_control_msg(udev, usb_rcvctrlpipe(udev,0), - REQUEST_GET_VERSION, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, b, 16, USB_CTRL_GET_TIMEOUT); - - deb_info("FW GET_VERSION length: %d\n",ret); - - *cold = ret <= 0; - - deb_info("cold: %d\n", *cold); - return 0; -} - -static int dib0700_set_clock(struct dvb_usb_device *d, u8 en_pll, - u8 pll_src, u8 pll_range, u8 clock_gpio3, u16 pll_prediv, - u16 pll_loopdiv, u16 free_div, u16 dsuScaler) -{ - u8 b[10]; - b[0] = REQUEST_SET_CLOCK; - b[1] = (en_pll << 7) | (pll_src << 6) | (pll_range << 5) | (clock_gpio3 << 4); - b[2] = (pll_prediv >> 8) & 0xff; // MSB - b[3] = pll_prediv & 0xff; // LSB - b[4] = (pll_loopdiv >> 8) & 0xff; // MSB - b[5] = pll_loopdiv & 0xff; // LSB - b[6] = (free_div >> 8) & 0xff; // MSB - b[7] = free_div & 0xff; // LSB - b[8] = (dsuScaler >> 8) & 0xff; // MSB - b[9] = dsuScaler & 0xff; // LSB - - return dib0700_ctrl_wr(d, b, 10); -} - -int dib0700_ctrl_clock(struct dvb_usb_device *d, u32 clk_MHz, u8 clock_out_gp3) -{ - switch (clk_MHz) { - case 72: dib0700_set_clock(d, 1, 0, 1, clock_out_gp3, 2, 24, 0, 0x4c); break; - default: return -EINVAL; - } - return 0; -} - -static int dib0700_jumpram(struct usb_device *udev, u32 address) -{ - int ret, actlen; - u8 buf[8] = { REQUEST_JUMPRAM, 0, 0, 0, - (address >> 24) & 0xff, - (address >> 16) & 0xff, - (address >> 8) & 0xff, - address & 0xff }; - - if ((ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 0x01),buf,8,&actlen,1000)) < 0) { - deb_fw("jumpram to 0x%x failed\n",address); - return ret; - } - if (actlen != 8) { - deb_fw("jumpram to 0x%x failed\n",address); - return -EIO; - } - return 0; -} - -int dib0700_download_firmware(struct usb_device *udev, const struct firmware *fw) -{ - struct hexline hx; - int pos = 0, ret, act_len; - - u8 buf[260]; - - while ((ret = dvb_usb_get_hexline(fw, &hx, &pos)) > 0) { - deb_fwdata("writing to address 0x%08x (buffer: 0x%02x %02x)\n",hx.addr, hx.len, hx.chk); - - buf[0] = hx.len; - buf[1] = (hx.addr >> 8) & 0xff; - buf[2] = hx.addr & 0xff; - buf[3] = hx.type; - memcpy(&buf[4],hx.data,hx.len); - buf[4+hx.len] = hx.chk; - - ret = usb_bulk_msg(udev, - usb_sndbulkpipe(udev, 0x01), - buf, - hx.len + 5, - &act_len, - 1000); - - if (ret < 0) { - err("firmware download failed at %d with %d",pos,ret); - return ret; - } - } - - if (ret == 0) { - /* start the firmware */ - if ((ret = dib0700_jumpram(udev, 0x70000000)) == 0) { - info("firmware started successfully."); - msleep(500); - } - } else - ret = -EIO; - - return ret; -} - -int dib0700_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) -{ - struct dib0700_state *st = adap->dev->priv; - u8 b[4]; - - b[0] = REQUEST_ENABLE_VIDEO; - b[1] = (onoff << 4) | 0x00; /* this bit gives a kind of command, rather than enabling something or not */ - b[2] = (0x01 << 4); /* Master mode */ - b[3] = 0x00; - - deb_info("modifying (%d) streaming state for %d\n", onoff, adap->id); - - if (onoff) - st->channel_state |= 1 << adap->id; - else - st->channel_state &= ~(1 << adap->id); - - b[2] |= st->channel_state; - - deb_info("data for streaming: %x %x\n",b[1],b[2]); - - return dib0700_ctrl_wr(adap->dev, b, 4); -} - -int dib0700_rc_setup(struct dvb_usb_device *d) -{ - u8 rc_setup[3] = {REQUEST_SET_RC, dvb_usb_dib0700_ir_proto, 0}; - int i = dib0700_ctrl_wr(d, rc_setup, 3); - if (i<0) { - err("ir protocol setup failed"); - return -1; - } - return 0; -} - -static int dib0700_probe(struct usb_interface *intf, - const struct usb_device_id *id) -{ - int i; - struct dvb_usb_device *dev; - - for (i = 0; i < dib0700_device_count; i++) - if (dvb_usb_device_init(intf, &dib0700_devices[i], THIS_MODULE, - &dev, adapter_nr) == 0) - { - dib0700_rc_setup(dev); - return 0; - } - - return -ENODEV; -} - -static struct usb_driver dib0700_driver = { - .name = "dvb_usb_dib0700", - .probe = dib0700_probe, - .disconnect = dvb_usb_device_exit, - .id_table = dib0700_usb_id_table, -}; - -/* module stuff */ -static int __init dib0700_module_init(void) -{ - int result; - info("loaded with support for %d different device-types", dib0700_device_count); - if ((result = usb_register(&dib0700_driver))) { - err("usb_register failed. Error number %d",result); - return result; - } - - return 0; -} - -static void __exit dib0700_module_exit(void) -{ - /* deregister this driver from the USB subsystem */ - usb_deregister(&dib0700_driver); -} - -module_init (dib0700_module_init); -module_exit (dib0700_module_exit); - -MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>"); -MODULE_DESCRIPTION("Driver for devices based on DiBcom DiB0700 - USB bridge"); -MODULE_VERSION("1.0"); -MODULE_LICENSE("GPL"); |