[media] dvb: Add a new driver for az6007

Import the az6007 driver from Terratec H7 source, as-is.

It won't compile or run, so latter patches are needed in order
to fix it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/dvb-usb/az6007.c

+/* DVB USB compliant Linux driver for the AzureWave 6017 USB2.0 DVB-S
+ * receiver.
+ * see Documentation/dvb/README.dvb-usb for more information
+ */
+
+#include "az6007.h"
+#include "drxk.h"
+#include "mt2063.h"
+#include "dvb_ca_en50221.h"
+
+/* debug */
+int dvb_usb_az6007_debug;
+module_param_named(debug,dvb_usb_az6007_debug, int, 0644);
+MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
+
+
+static int az6007_type =0;
+module_param(az6007_type, int, 0644);
+MODULE_PARM_DESC(az6007_type, "select delivery mode (0=DVB-T, 1=DVB-T");
+
+//module_param_named(type, 6007_type, int, 0644);
+//MODULE_PARM_DESC(type, "select delivery mode (0=DVB-T, 1=DVB-C)");
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+
+struct az6007_device_state {
+	struct dvb_ca_en50221 ca;
+	struct mutex ca_mutex;
+	u8 power_state;
+};
+
+struct drxk3913_config az6007_drxk3913_config_DVBT = {	
+	.demod_address = 0x52,
+	.min_delay_ms = 100,
+	.standard	= MTTUNEA_DVBT,
+	.set_tuner = mt2063_setTune,
+	.tuner_getlocked = mt2063_lockStatus,
+	.tuner_MT2063_Open = tuner_MT2063_Open,
+	.tuner_MT2063_SoftwareShutdown = tuner_MT2063_SoftwareShutdown,
+	.tuner_MT2063_ClearPowerMaskBits = tuner_MT2063_ClearPowerMaskBits,
+};
+
+struct drxk3913_config az6007_drxk3913_config_DVBC = {	
+	.demod_address = 0x52,
+	.min_delay_ms = 100,
+	.standard	= MTTUNEA_DVBC,
+	.set_tuner = mt2063_setTune,
+	.tuner_getlocked = mt2063_lockStatus,
+	.tuner_MT2063_Open = tuner_MT2063_Open,
+	.tuner_MT2063_SoftwareShutdown = tuner_MT2063_SoftwareShutdown,
+	.tuner_MT2063_ClearPowerMaskBits = tuner_MT2063_ClearPowerMaskBits,
+};
+
+struct mt2063_config az6007_mt2063_config = {
+	.tuner_address = 0xc0,
+	.refclock = 36125000,
+};
+
+/* check for mutex FIXME */
+int az6007_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen)
+{
+	int ret = -1;
+
+		ret = usb_control_msg(d->udev,
+			usb_rcvctrlpipe(d->udev,0),
+			req,
+			USB_TYPE_VENDOR | USB_DIR_IN,
+			value,index,b,blen,
+			5000);
+
+	if (ret < 0) {
+		warn("usb in operation failed. (%d)", ret);
+		ret = -EIO;
+	} else
+		ret = 0;
+
+
+	deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ",req,value,index);
+	debug_dump(b,blen,deb_xfer);
+
+	return ret;
+}
+
+static int az6007_usb_out_op(struct dvb_usb_device *d, u8 req, u16 value,
+			     u16 index, u8 *b, int blen)
+{
+	int ret;
+
+#if 0	
+	int i=0, cyc=0, rem=0;
+	cyc = blen/64;
+	rem = blen%64;
+#endif
+
+	deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ",req,value,index);
+	debug_dump(b,blen,deb_xfer);
+
+	
+#if 0
+	if (blen>64)
+	{
+		for (i=0; i<cyc; i++)
+		{
+			if ((ret = usb_control_msg(d->udev,
+				usb_sndctrlpipe(d->udev,0),
+				req,
+				USB_TYPE_VENDOR | USB_DIR_OUT,
+				value,index+i*64,b+i*64,64,
+				5000)) != 64) {
+				warn("usb out operation failed. (%d)",ret);
+				return -EIO;
+			}	
+		}
+
+		if (rem>0)
+		{
+			if ((ret = usb_control_msg(d->udev,
+				usb_sndctrlpipe(d->udev,0),
+				req,
+				USB_TYPE_VENDOR | USB_DIR_OUT,
+				value,index+cyc*64,b+cyc*64,rem,
+				5000)) != rem) {
+				warn("usb out operation failed. (%d)",ret);
+				return -EIO;
+			}
+		}
+	}
+	else
+#endif		
+	{
+		if ((ret = usb_control_msg(d->udev,
+				usb_sndctrlpipe(d->udev,0),
+				req,
+				USB_TYPE_VENDOR | USB_DIR_OUT,
+				value,index,b,blen,
+				5000)) != blen) {
+			warn("usb out operation failed. (%d)",ret);
+			return -EIO;
+		}
+	}
+	
+	return 0;
+}
+
+static int az6007_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
+{
+	return 0;
+}
+
+/* keys for the enclosed remote control */
+static struct dvb_usb_rc_key az6007_rc_keys[] = {
+	{ 0x00, 0x01, KEY_1 },
+	{ 0x00, 0x02, KEY_2 },
+};
+
+/* remote control stuff (does not work with my box) */
+static int az6007_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
+{
+	return 0;
+#if 0
+	u8 key[10];
+	int i;
+
+/* remove the following return to enabled remote querying */
+	
+
+	az6007_usb_in_op(d,READ_REMOTE_REQ,0,0,key,10);
+
+	deb_rc("remote query key: %x %d\n",key[1],key[1]);
+
+	if (key[1] == 0x44) {
+		*state = REMOTE_NO_KEY_PRESSED;
+		return 0;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(az6007_rc_keys); i++)
+		if (az6007_rc_keys[i].custom == key[1]) {
+			*state = REMOTE_KEY_PRESSED;
+			*event = az6007_rc_keys[i].event;
+			break;
+		}
+	return 0;
+#endif
+}
+
+/*
+int az6007_power_ctrl(struct dvb_usb_device *d, int onoff)
+{
+	u8 v = onoff;
+	return az6007_usb_out_op(d,0xBC,v,3,NULL,1);
+}
+*/
+
+static int az6007_read_mac_addr(struct dvb_usb_device *d,u8 mac[6])
+{
+	az6007_usb_in_op(d, 0xb7, 6, 0, &mac[0], 6);
+	return 0;
+}
+
+static int az6007_frontend_poweron(struct dvb_usb_adapter *adap)
+{
+	int ret;
+	u8 req;
+	u16 value;
+	u16 index;
+	int blen;
+
+	info("az6007_frontend_poweron adap=%p adap->dev=%p\n", adap, adap->dev);
+
+	req = 0xBC;
+	value = 1;//power on
+	index = 3;
+	blen =0;
+
+	if((ret = az6007_usb_out_op(adap->dev,req,value,index,NULL,blen)) != 0)
+	{
+		err("az6007_frontend_poweron failed!!!");
+		 return -EIO;
+	}
+
+	msleep_interruptible(200);
+
+	req = 0xBC;
+	value = 0;//power on
+	index = 3;
+	blen =0;
+
+	if((ret = az6007_usb_out_op(adap->dev,req,value,index,NULL,blen)) != 0)
+	{
+		err("az6007_frontend_poweron failed!!!");
+		 return -EIO;
+	}
+
+	msleep_interruptible(200);
+
+	req = 0xBC;
+	value = 1;//power on
+	index = 3;
+	blen =0;
+
+	if((ret = az6007_usb_out_op(adap->dev,req,value,index,NULL,blen)) != 0)
+	{
+		err("az6007_frontend_poweron failed!!!");
+		 return -EIO;
+	}
+	info("az6007_frontend_poweron\n");
+	return 0;
+}
+
+static int az6007_frontend_reset(struct dvb_usb_adapter *adap)
+{
+	int ret;
+	u8 req;
+	u16 value;
+	u16 index;
+	int blen;
+
+	info("az6007_frontend_reset adap=%p adap->dev=%p\n", adap, adap->dev);
+	
+	//reset demodulator
+	req = 0xC0;
+	value = 1;//high
+	index = 3;
+	blen =0;
+	if((ret = az6007_usb_out_op(adap->dev,req,value,index,NULL,blen)) != 0)
+	{
+		err("az6007_frontend_reset failed 1 !!!");
+		   return -EIO;
+	}
+	
+	req = 0xC0;
+	value = 0;//low
+	index = 3;
+	blen =0;
+	msleep_interruptible(200);
+	if((ret = az6007_usb_out_op(adap->dev,req,value,index,NULL,blen)) != 0)
+	{
+		err("az6007_frontend_reset failed 2 !!!");
+		   return -EIO;
+	}
+	msleep_interruptible(200);
+	req = 0xC0;
+	value = 1;//high
+	index = 3;
+	blen =0;
+
+	if((ret = az6007_usb_out_op(adap->dev,req,value,index,NULL,blen)) != 0)
+	{
+		err("az6007_frontend_reset failed 3 !!!");
+		   return -EIO;
+	}
+	
+	msleep_interruptible(200);
+	
+	info("reset az6007 frontend\n");
+	
+	return 0;
+}
+
+static int az6007_led_on_off(struct usb_interface *intf, int onoff)
+{
+	int ret = -1;
+	u8 req;
+	u16 value;
+	u16 index;
+	int blen;
+	//TS through
+	req = 0xBC;
+	value = onoff;
+	index = 0;
+	blen =0;
+
+	ret = usb_control_msg(interface_to_usbdev(intf),
+		usb_rcvctrlpipe(interface_to_usbdev(intf),0),
+		req,
+		USB_TYPE_VENDOR | USB_DIR_OUT,
+		value,index,NULL,blen,
+		2000);
+
+	if (ret < 0) {
+		warn("usb in operation failed. (%d)", ret);
+		ret = -EIO;
+	} else
+		ret = 0;
+
+
+	deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ",req,value,index);
+
+	return ret;
+}
+
+static int az6007_frontend_tsbypass(struct dvb_usb_adapter *adap,int onoff)
+{
+	int ret;
+	u8 req;
+	u16 value;
+	u16 index;
+	int blen;
+	//TS through
+	req = 0xC7;
+	value = onoff;
+	index = 0;
+	blen =0;
+
+	if((ret = az6007_usb_out_op(adap->dev,req,value,index,NULL,blen)) != 0)
+		   return -EIO;
+	return 0;
+}
+
+static int az6007_frontend_attach(struct dvb_usb_adapter *adap)
+{
+	az6007_frontend_poweron(adap);
+	az6007_frontend_reset(adap);
+
+	info("az6007_frontend_attach\n");
+
+	if (az6007_type == 0)
+	{
+		info("az6007_drxk3913_config_DVBT\n");
+		adap->fe = drxk3913_attach(&az6007_drxk3913_config_DVBT, &adap->dev->i2c_adap);
+	}
+	else
+	{
+		info("az6007_drxk3913_config_DVBC\n");
+		adap->fe = drxk3913_attach(&az6007_drxk3913_config_DVBC, &adap->dev->i2c_adap);
+	}
+	if (adap->fe) {		
+		if (mt2063_attach(adap->fe, &az6007_mt2063_config, &adap->dev->i2c_adap)) {
+			info("found STB6100 DVB-C/DVB-T frontend @0x%02x\n",az6007_mt2063_config.tuner_address);
+			
+			//vp6027_ci_init(adap);
+		} else {
+			adap->fe = NULL;
+		}
+	}
+	else
+	{
+		adap->fe = NULL;	
+		err("no front-end attached\n");
+	}
+	//az6007_frontend_tsbypass(adap,0);
+	
+	return 0;
+}
+
+static struct dvb_usb_device_properties az6007_properties;
+
+static void
+az6007_usb_disconnect(struct usb_interface *intf)
+{
+	dvb_usb_device_exit (intf);
+}
+
+/* I2C */
+static int az6007_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
+{
+	struct dvb_usb_device *d = i2c_get_adapdata(adap);
+	int j=0,len=0;
+	int ret=0;
+	u16 index;
+	u16 value;
+	int length;
+	u8 req;
+	u8 data[512];
+	
+	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
+		return -EAGAIN;
+	if (num > 2)
+		warn("more than 2 i2c messages at a time is not handled yet. TODO.");
+
+
+	if (msg[0].addr == 0xc0) //MT2063
+	{
+		if (msg[0].flags != I2C_M_RD) //write
+		{
+			//printk("Tuner Tuner Write DevAddr=%02x  RegAddr=%d\n", msg[0].addr, msg[0].buf[0]);
+			req = 0xBD;
+			index = msg[0].buf[0];
+			value = msg[0].addr | (1<<8);
+			length = msg[0].len - 1;
+			len = msg[0].len - 1;
+			//printk("Tuner Tuner WriteDATA len=%d ", len);
+			for(j=0;j<len;j++)
+			{
+				data[j] = msg[0].buf[j+1];
+				//printk("data[%d]=%02x ", j, data[j]);
+			}
+			//printk("\n");
+			ret = az6007_usb_out_op(d,req,value,index,data,length);
+			//ret = az6007_usb_out_op(d,req,value,index,&(msg[0].buf[1]),length);
+		}
+		else //read
+		{
+			//printk("Tuner Tuner Read DevAddr=%02x RegAddr=%02x\n", msg[0].addr, msg[0].buf[0]);
+			req = 0xB9;
+			index = msg[0].buf[0];
+			value = msg[0].addr + (1 << 8);
+			length = msg[1].len + 6;
+			ret = az6007_usb_in_op(d,req,value,index,data,length);
+			len = msg[1].len;
+			//printk("Tuner Tuner ReadDATA len=%d ", len);
+			for (j=0; j<len; j++)
+			{
+				msg[1].buf[j] = data[j+5];	
+				//printk("data[%d]=%02x ", j, data[j+5]);
+			}
+			//printk("\n");
+		}
+	}
+	else
+	{	//Demodulator
+		if (msg[0].flags != I2C_M_RD) //write
+		{
+			//printk("Demodulator Write DevAddr=%02x  RegAddr=%d\n", msg[0].addr, msg[0].buf[0]);
+			req = 0xBD;
+			index = msg[0].buf[0];
+			value = msg[0].addr | (1<<8);
+			length = msg[0].len - 1;
+			len = msg[0].len - 1;
+			//printk("Demodulator WriteDATA len=%d ", len);			
+			for(j=0;j<len;j++)
+			{
+				data[j] = msg[0].buf[j+1];
+				//printk("data[%d]=%02x ", j, data[j]);
+			}
+			//printk("\n");			
+			ret = az6007_usb_out_op(d,req,value,index,data,length);
+		}
+		else //read
+		{
+			//printk("Demodulator Read DevAddr=%02x RegAddr=%02x\n", msg[0].addr, msg[0].buf[0]);
+			req = 0xB9;
+			index = 0;
+			value = msg[0].addr + (0 << 8);
+			length = msg[0].len + 6;
+			ret = az6007_usb_in_op(d,req,value,index,data,length);
+			len = msg[0].len;
+			//printk("Demodulator ReadDATA len=%d ", len);
+			for (j=0; j<len; j++)
+			{
+				msg[0].buf[j] = data[j+5];	
+				//printk("data[%d]=%02x ", j, data[j+5]);
+			}
+			//printk("\n");
+		}
+	}
+	mutex_unlock(&d->i2c_mutex);
+	return ret;
+}
+
+
+static u32 az6007_i2c_func(struct i2c_adapter *adapter)
+{
+	return I2C_FUNC_I2C;
+}
+
+static struct i2c_algorithm az6007_i2c_algo = {
+	.master_xfer   = az6007_i2c_xfer,
+	.functionality = az6007_i2c_func,
+#ifdef NEED_ALGO_CONTROL
+	.algo_control = dummy_algo_control,
+#endif
+};
+
+int az6007_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),
+		0xb7, USB_TYPE_VENDOR | USB_DIR_IN, 6, 0, b, 6, USB_CTRL_GET_TIMEOUT);
+
+	info("FW GET_VERSION length: %d\n",ret);
+
+	*cold = ret <= 0;
+
+	info("cold: %d\n", *cold);
+	return 0;
+}
+
+static int az6007_usb_probe(struct usb_interface *intf,
+		const struct usb_device_id *id)
+{
+	az6007_led_on_off(intf, 0);	
+		
+	return dvb_usb_device_init(intf, &az6007_properties,
+				   THIS_MODULE, NULL, adapter_nr);	
+}
+
+static struct usb_device_id az6007_usb_table [] = {
+	    { USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_6007) },
+	    { USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_H7) },
+	    { 0 },
+};
+
+MODULE_DEVICE_TABLE(usb, az6007_usb_table);
+
+static struct dvb_usb_device_properties az6007_properties = {
+	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
+	.usb_ctrl = CYPRESS_FX2,
+	//.download_firmware = az6007_download_firmware,
+	.firmware            = "dvb-usb-az6007-03.fw",
+	.no_reconnect        = 1,
+
+	.size_of_priv     = sizeof(struct az6007_device_state),
+	.identify_state		= az6007_identify_state,
+	.num_adapters = 1,
+	.adapter = {
+		{
+			//.caps             = DVB_USB_ADAP_RECEIVES_204_BYTE_TS,
+
+			.streaming_ctrl   = az6007_streaming_ctrl,
+			.frontend_attach  = az6007_frontend_attach,
+
+			/* parameter for the MPEG2-data transfer */
+			.stream = {
+				.type = USB_BULK,
+				.count = 10,
+				.endpoint = 0x02,
+				.u = {
+					.bulk = {
+						.buffersize = 4096,
+					}
+				}
+			},
+			.size_of_priv     = 0,//sizeof(struct az6007_state),
+		}
+	},
+	//.power_ctrl       = az6007_power_ctrl,
+	.read_mac_address = az6007_read_mac_addr,
+
+	.rc_key_map       = az6007_rc_keys,
+	.rc_key_map_size  = ARRAY_SIZE(az6007_rc_keys),
+	.rc_interval      = 400,
+	.rc_query         = az6007_rc_query,
+	.i2c_algo         = &az6007_i2c_algo,
+
+	.num_device_descs = 2,
+	.devices = {
+		{ .name = "AzureWave DTV StarBox DVB-T/C USB2.0 (az6007)",
+		  .cold_ids = { &az6007_usb_table[0], NULL },
+		  .warm_ids = { NULL },
+		},
+		{ .name = "TerraTec DTV StarBox DVB-T/C USB2.0 (az6007)",
+		  .cold_ids = { &az6007_usb_table[1], NULL },
+		  .warm_ids = { NULL },
+		},
+ 		{ NULL },
+	}
+};
+  
+/* usb specific object needed to register this driver with the usb subsystem */
+static struct usb_driver az6007_usb_driver = {
+	.name		= "dvb_usb_az6007",
+	.probe 		= az6007_usb_probe,
+	.disconnect = dvb_usb_device_exit,
+	//.disconnect 	= az6007_usb_disconnect,
+	.id_table 	= az6007_usb_table,
+};
+
+/* module stuff */
+static int __init az6007_usb_module_init(void)
+{
+	int result;
+	info("henry :: az6007 usb module init");
+	if ((result = usb_register(&az6007_usb_driver))) {
+		err("usb_register failed. (%d)",result);
+		return result;
+	}
+
+	return 0;
+}
+
+static void __exit az6007_usb_module_exit(void)
+{
+	/* deregister this driver from the USB subsystem */
+	info("henry :: az6007 usb module exit");
+	usb_deregister(&az6007_usb_driver);
+}
+
+module_init(az6007_usb_module_init);
+module_exit(az6007_usb_module_exit);
+
+MODULE_AUTHOR("Henry Wang <Henry.wang@AzureWave.com>");
+MODULE_DESCRIPTION("Driver for AzureWave 6007 DVB-C/T USB2.0 and clones");
+MODULE_VERSION("1.0");
+MODULE_LICENSE("GPL");

drivers/media/dvb/dvb-usb/az6007.h

+#ifndef _DVB_USB_AZ6007_H_
+#define _DVB_USB_AZ6007_H_
+
+#define DVB_USB_LOG_PREFIX "az6007"
+#include "dvb-usb.h"
+
+
+extern int dvb_usb_az6007_debug;
+#define deb_info(args...) dprintk(dvb_usb_az6007_debug,0x01,args)
+#define deb_xfer(args...) dprintk(dvb_usb_az6007_debug,0x02,args)
+#define deb_rc(args...)   dprintk(dvb_usb_az6007_debug,0x04,args)
+#define deb_fe(args...)   dprintk(dvb_usb_az6007_debug,0x08,args)
+
+
+extern int vp702x_usb_out_op(struct dvb_usb_device *d, u8 *o, int olen, u8 *i, int ilen, int msec);
+extern int vp702x_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen);
+
+#endif