dvb-usb-friio: decompose friio and merge with gl861

index 5553b89b804..614a5ea3b00 100644
@@ -827,6 +827,55 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
 }
 EXPORT_SYMBOL(dvb_pll_attach);
 
+
+static int
+dvb_pll_probe(struct i2c_client *client, const struct i2c_device_id *id)
+{
+	struct dvb_pll_config *cfg;
+	struct dvb_frontend *fe;
+	unsigned int desc_id;
+
+	cfg = client->dev.platform_data;
+	fe = cfg->fe;
+	i2c_set_clientdata(client, fe);
+	desc_id = cfg->desc_id;
+
+	if (!dvb_pll_attach(fe, client->addr, client->adapter, desc_id))
+		return -ENOMEM;
+
+	dev_info(&client->dev, "DVB Simple Tuner attached.\n");
+	return 0;
+}
+
+static int dvb_pll_remove(struct i2c_client *client)
+{
+	struct dvb_frontend *fe;
+
+	fe = i2c_get_clientdata(client);
+	dvb_pll_release(fe);
+	return 0;
+}
+
+
+static const struct i2c_device_id dvb_pll_id[] = {
+	{"dvb_pll", 0},
+	{}
+};
+
+
+MODULE_DEVICE_TABLE(i2c, dvb_pll_id);
+
+static struct i2c_driver dvb_pll_driver = {
+	.driver = {
+		.name = "dvb_pll",
+	},
+	.probe    = dvb_pll_probe,
+	.remove   = dvb_pll_remove,
+	.id_table = dvb_pll_id,
+};
+
+module_i2c_driver(dvb_pll_driver);
+
 MODULE_DESCRIPTION("dvb pll library");
 MODULE_AUTHOR("Gerd Knorr");
 MODULE_LICENSE("GPL");

index ca885e71d2f..15bda0d0c15 100644
@@ -30,6 +30,12 @@
 #define DVB_PLL_TDEE4		       18
 #define DVB_PLL_THOMSON_DTT7520X       19
 
+struct dvb_pll_config {
+	struct dvb_frontend *fe;
+
+	unsigned int desc_id;
+};
+
 #if IS_REACHABLE(CONFIG_DVB_PLL)
 /**
  * Attach a dvb-pll to the supplied frontend structure.

index 614a5ea3b00..76c091b2cb1 100644
@@ -533,6 +533,23 @@ static const struct dvb_pll_desc dvb_pll_alps_tdee4 = {
 	}
 };
 
+/* Infineon TUA6034 ISDB-T, used in Friio */
+/* CP cur. 50uA, AGC takeover: 103dBuV, PORT3 on */
+static const struct dvb_pll_desc dvb_pll_tua6034_friio = {
+	.name   = "Infineon TUA6034 ISDB-T (Friio)",
+	.min    =  90000000,
+	.max    = 770000000,
+	.iffreq =  57000000,
+	.initdata = (u8[]){ 4, 0x9a, 0x50, 0xb2, 0x08 },
+	.sleepdata = (u8[]){ 4, 0x9a, 0x70, 0xb3, 0x0b },
+	.count = 3,
+	.entries = {
+		{ 170000000, 142857, 0xba, 0x09 },
+		{ 470000000, 142857, 0xba, 0x0a },
+		{ 770000000, 142857, 0xb2, 0x08 },
+	}
+};
+
 /* ----------------------------------------------------------- */
 
 static const struct dvb_pll_desc *pll_list[] = {

@@ -556,6 +573,7 @@ static const struct dvb_pll_desc *pll_list[] = {
 	[DVB_PLL_SAMSUNG_TDTC9251DH0]    = &dvb_pll_samsung_tdtc9251dh0,
 	[DVB_PLL_SAMSUNG_TBDU18132]	 = &dvb_pll_samsung_tbdu18132,
 	[DVB_PLL_SAMSUNG_TBMU24112]      = &dvb_pll_samsung_tbmu24112,
+	[DVB_PLL_TUA6034_FRIIO]          = &dvb_pll_tua6034_friio,
 };
 
 /* ----------------------------------------------------------- */

index 15bda0d0c15..f1f3ea4c0d5 100644
@@ -29,6 +29,7 @@
 #define DVB_PLL_SAMSUNG_TBMU24112      17
 #define DVB_PLL_TDEE4		       18
 #define DVB_PLL_THOMSON_DTT7520X       19
+#define DVB_PLL_TUA6034_FRIIO          20
 
 struct dvb_pll_config {
 	struct dvb_frontend *fe;

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index b651b857e03..02c00e10748 100644
@@ -9,5 +9,6 @@
 
 #define GL861_REQ_I2C_WRITE	0x01
 #define GL861_REQ_I2C_READ	0x02
+#define GL861_REQ_I2C_RAW	0x03
 
 #endif

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index bc18ca33649..a57afb12e84 100644
@@ -45,7 +45,7 @@ static int gl861_i2c_msg(struct dvb_usb_device *d, u8 addr,
 		return -EINVAL;
 	}
 
-	msleep(1); /* avoid I2C errors */
+	usleep_range(1000, 2000); /* avoid I2C errors */
 
 	return usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), req, type,
 			       value, index, rbuf, rlen, 2000);

index a57afb12e84..4c29e0b417e 100644
@@ -22,6 +22,8 @@ static int gl861_i2c_msg(struct dvb_usb_device *d, u8 addr,
 	u16 value = addr << (8 + 1);
 	int wo = (rbuf == NULL || rlen == 0); /* write-only */
 	u8 req, type;
+	u8 *buf;
+	int ret;
 
 	if (wo) {
 		req = GL861_REQ_I2C_WRITE;

@@ -44,11 +46,23 @@ static int gl861_i2c_msg(struct dvb_usb_device *d, u8 addr,
 				KBUILD_MODNAME, wlen);
 		return -EINVAL;
 	}
-
+	buf = NULL;
+	if (rlen > 0) {
+		buf = kmalloc(rlen, GFP_KERNEL);
+		if (!buf)
+			return -ENOMEM;
+	}
 	usleep_range(1000, 2000); /* avoid I2C errors */
 
-	return usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), req, type,
-			       value, index, rbuf, rlen, 2000);
+	ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), req, type,
+			      value, index, buf, rlen, 2000);
+	if (rlen > 0) {
+		if (ret > 0)
+			memcpy(rbuf, buf, rlen);
+		kfree(buf);
+	}
+
+	return ret;
 }
 
 /* Friio specific I2C read/write */