Added support for the TwinhanDTV Alpha/MagicBox II USB2 DVB-T device in

conjunction with a neat dvb-usb-lib. All dibusb-drivers will be merged to it in
the near future.

1 files changed, 193 insertions, 0 deletions

diff --git a/linux/drivers/media/dvb/dvb-usb/vp7045.c b/linux/drivers/media/dvb/dvb-usb/vp7045.c
new file mode 100644
index 000000000..97a95d513
--- /dev/null
+++ b/linux/drivers/media/dvb/dvb-usb/vp7045.c
@@ -0,0 +1,193 @@
+#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 (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;
+	deb_info("power control: %s\n",onoff ? "on" : "off");
+
+	return vp7045_usb_op(d,SET_TUNER_POWER,&v,1,NULL,0,150);
+}
+
+static int vp7045_rc_query(struct dvb_usb_device *d, u8 *key_buf, int *state)
+{
+	deb_info("remote query\n");
+	*state = REMOTE_KEY_NO;
+	return 0; //vp7045_usb_op(d,RC_VAL_READ,&v,1,NULL,0,20);
+}
+
+static int vp7045_frontend_attach(struct dvb_usb_device *d)
+{
+	u8 buf[20];
+
+	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);
+
+	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);
+}
+
+static struct usb_device_id vp7045_usb_table [] = {
+	    { USB_DEVICE(0x13d3, 0x3205) },
+	    { USB_DEVICE(0x13d3, 0x3206) },
+	    { 0 },
+};
+
+static struct dvb_usb_properties vp7045_properties = {
+	.caps = 0,
+
+	.usb_ctrl = CYPRESS_FX2,
+	.firmware = "dvb-usb-vp7045-01.fw",
+
+	.streaming_ctrl  = NULL,
+	.pid_filter      = NULL,
+	.pid_filter_ctrl = NULL,
+	.power_ctrl      = vp7045_power_ctrl,
+	.frontend_attach = vp7045_frontend_attach,
+
+	.rc_interval     = 400,
+	.remote_protocol = USB_REMOTE_PROTO_NEC,
+	.query_rc        = 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 = 1,
+	.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 },
+		},
+		{ 0 },
+	}
+};
+
+/* usb specific object needed to register this driver with the usb subsystem */
+static struct usb_driver vp7045_usb_driver = {
+	.owner		= THIS_MODULE,
+	.name		= "Twinhan DVB-T USB2.0",
+	.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("Twinhan MagicBox/Alpha DVB-T USB2.0");
+MODULE_VERSION("0.1");
+MODULE_LICENSE("GPL");