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path: root/drivers/media/dvb/dvb-usb/vp7045.c
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Diffstat (limited to 'drivers/media/dvb/dvb-usb/vp7045.c')
-rw-r--r--drivers/media/dvb/dvb-usb/vp7045.c263
1 files changed, 263 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-usb/vp7045.c b/drivers/media/dvb/dvb-usb/vp7045.c
new file mode 100644
index 0000000..02ecc9a
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb/vp7045.c
@@ -0,0 +1,263 @@
+/* DVB USB compliant Linux driver for the
+ * - TwinhanDTV Alpha/MagicBoxII USB2.0 DVB-T receiver
+ * - DigitalNow TinyUSB2 DVB-t receiver
+ *
+ * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
+ *
+ * Thanks to Twinhan who kindly provided hardware and information.
+ *
+ * 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 "vp7045.h"
+
+/* debug */
+int dvb_usb_vp7045_debug;
+module_param_named(debug,dvb_usb_vp7045_debug, int, 0644);
+MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
+
+int vp7045_usb_op(struct dvb_usb_device *d, u8 cmd, u8 *out, int outlen, u8 *in, int inlen, int msec)
+{
+ int ret = 0;
+ u8 inbuf[12] = { 0 }, outbuf[20] = { 0 };
+
+ outbuf[0] = cmd;
+
+ if (outlen > 19)
+ outlen = 19;
+
+ if (inlen > 11)
+ inlen = 11;
+
+ if (out != NULL && outlen > 0)
+ memcpy(&outbuf[1], out, outlen);
+
+ deb_xfer("out buffer: ");
+ debug_dump(outbuf,outlen+1,deb_xfer);
+
+ if ((ret = down_interruptible(&d->usb_sem)))
+ return ret;
+
+ if (usb_control_msg(d->udev,
+ usb_sndctrlpipe(d->udev,0),
+ TH_COMMAND_OUT, USB_TYPE_VENDOR | USB_DIR_OUT, 0, 0,
+ outbuf, 20, 2*HZ) != 20) {
+ err("USB control message 'out' went wrong.");
+ ret = -EIO;
+ goto unlock;
+ }
+
+ msleep(msec);
+
+ if (usb_control_msg(d->udev,
+ usb_rcvctrlpipe(d->udev,0),
+ TH_COMMAND_IN, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
+ inbuf, 12, 2*HZ) != 12) {
+ err("USB control message 'in' went wrong.");
+ ret = -EIO;
+ goto unlock;
+ }
+
+ deb_xfer("in buffer: ");
+ debug_dump(inbuf,12,deb_xfer);
+
+ if (in != NULL && inlen > 0)
+ memcpy(in,&inbuf[1],inlen);
+
+unlock:
+ up(&d->usb_sem);
+
+ return ret;
+}
+
+u8 vp7045_read_reg(struct dvb_usb_device *d, u8 reg)
+{
+ u8 obuf[2] = { 0 },v;
+ obuf[1] = reg;
+
+ vp7045_usb_op(d,TUNER_REG_READ,obuf,2,&v,1,30);
+
+ return v;
+}
+
+static int vp7045_power_ctrl(struct dvb_usb_device *d, int onoff)
+{
+ u8 v = onoff;
+ return vp7045_usb_op(d,SET_TUNER_POWER,&v,1,NULL,0,150);
+}
+
+/* remote control stuff */
+
+/* The keymapping struct. Somehow this should be loaded to the driver, but
+ * currently it is hardcoded. */
+static struct dvb_usb_rc_key vp7045_rc_keys[] = {
+ /* insert the keys like this. to make the raw keys visible, enable
+ * debug=0x04 when loading dvb-usb-vp7045. */
+
+ /* these keys are probably wrong. I don't have a working IR-receiver on my
+ * vp7045, so I can't test it. Patches are welcome. */
+ { 0x00, 0x01, KEY_1 },
+ { 0x00, 0x02, KEY_2 },
+};
+
+static int vp7045_rc_query(struct dvb_usb_device *d, u32 *key_buf, int *state)
+{
+ u8 key;
+ int i;
+ vp7045_usb_op(d,RC_VAL_READ,NULL,0,&key,1,20);
+
+ deb_rc("remote query key: %x %d\n",key,key);
+
+ if (key == 0x44) {
+ *state = REMOTE_NO_KEY_PRESSED;
+ return 0;
+ }
+
+ for (i = 0; i < sizeof(vp7045_rc_keys)/sizeof(struct dvb_usb_rc_key); i++)
+ if (vp7045_rc_keys[i].data == key) {
+ *state = REMOTE_KEY_PRESSED;
+ *key_buf = vp7045_rc_keys[i].event;
+ break;
+ }
+ return 0;
+}
+
+static int vp7045_read_eeprom(struct dvb_usb_device *d,u8 *buf, int len, int offset)
+{
+ int i = 0;
+ u8 v,br[2];
+ for (i=0; i < len; i++) {
+ v = offset + i;
+ vp7045_usb_op(d,GET_EE_VALUE,&v,1,br,2,5);
+ buf[i] = br[1];
+ }
+ deb_info("VP7045 EEPROM read (offs: %d, len: %d) : ",offset, i);
+ debug_dump(buf,i,deb_info);
+ return 0;
+}
+
+
+static int vp7045_read_mac_addr(struct dvb_usb_device *d,u8 mac[6])
+{
+ return vp7045_read_eeprom(d,mac, 6, MAC_0_ADDR);
+}
+
+static int vp7045_frontend_attach(struct dvb_usb_device *d)
+{
+ u8 buf[255] = { 0 };
+
+ vp7045_usb_op(d,VENDOR_STRING_READ,NULL,0,buf,20,0);
+ buf[10] = '\0';
+ deb_info("firmware says: %s ",buf);
+
+ vp7045_usb_op(d,PRODUCT_STRING_READ,NULL,0,buf,20,0);
+ buf[10] = '\0';
+ deb_info("%s ",buf);
+
+ vp7045_usb_op(d,FW_VERSION_READ,NULL,0,buf,20,0);
+ buf[10] = '\0';
+ deb_info("v%s\n",buf);
+
+/* Dump the EEPROM */
+/* vp7045_read_eeprom(d,buf, 255, FX2_ID_ADDR); */
+
+ d->fe = vp7045_fe_attach(d);
+
+ return 0;
+}
+
+static struct dvb_usb_properties vp7045_properties;
+
+static int vp7045_usb_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ return dvb_usb_device_init(intf,&vp7045_properties,THIS_MODULE);
+}
+
+static struct usb_device_id vp7045_usb_table [] = {
+ { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7045_COLD) },
+ { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7045_WARM) },
+ { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_DNTV_TINYUSB2_COLD) },
+ { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_DNTV_TINYUSB2_WARM) },
+ { 0 },
+};
+MODULE_DEVICE_TABLE(usb, vp7045_usb_table);
+
+static struct dvb_usb_properties vp7045_properties = {
+ .caps = 0,
+
+ .usb_ctrl = CYPRESS_FX2,
+ .firmware = "dvb-usb-vp7045-01.fw",
+
+ .power_ctrl = vp7045_power_ctrl,
+ .frontend_attach = vp7045_frontend_attach,
+ .read_mac_address = vp7045_read_mac_addr,
+
+ .rc_interval = 400,
+ .rc_key_map = vp7045_rc_keys,
+ .rc_key_map_size = ARRAY_SIZE(vp7045_rc_keys),
+ .rc_query = vp7045_rc_query,
+
+ /* parameter for the MPEG2-data transfer */
+ .urb = {
+ .type = DVB_USB_BULK,
+ .count = 7,
+ .endpoint = 0x02,
+ .u = {
+ .bulk = {
+ .buffersize = 4096,
+ }
+ }
+ },
+
+ .num_device_descs = 2,
+ .devices = {
+ { .name = "Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II)",
+ .cold_ids = { &vp7045_usb_table[0], NULL },
+ .warm_ids = { &vp7045_usb_table[1], NULL },
+ },
+ { .name = "DigitalNow TinyUSB 2 DVB-t Receiver",
+ .cold_ids = { &vp7045_usb_table[2], NULL },
+ .warm_ids = { &vp7045_usb_table[3], NULL },
+ },
+ { 0 },
+ }
+};
+
+/* usb specific object needed to register this driver with the usb subsystem */
+static struct usb_driver vp7045_usb_driver = {
+ .owner = THIS_MODULE,
+ .name = "dvb-usb-vp7045",
+ .probe = vp7045_usb_probe,
+ .disconnect = dvb_usb_device_exit,
+ .id_table = vp7045_usb_table,
+};
+
+/* module stuff */
+static int __init vp7045_usb_module_init(void)
+{
+ int result;
+ if ((result = usb_register(&vp7045_usb_driver))) {
+ err("usb_register failed. (%d)",result);
+ return result;
+ }
+
+ return 0;
+}
+
+static void __exit vp7045_usb_module_exit(void)
+{
+ /* deregister this driver from the USB subsystem */
+ usb_deregister(&vp7045_usb_driver);
+}
+
+module_init(vp7045_usb_module_init);
+module_exit(vp7045_usb_module_exit);
+
+MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
+MODULE_DESCRIPTION("Driver for Twinhan MagicBox/Alpha and DNTV tinyUSB2 DVB-T USB2.0");
+MODULE_VERSION("1.0");
+MODULE_LICENSE("GPL");
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