[media] dib0700: add initial code for PCTV 340e by Davide Ferri

This is initial code written by Davide Ferri for the PCTV 340e, including
a new xc4000 driver.  I am checking in all the code unmodified, and making
no assertions about its quality (other than confirming it compiles).

[mchehab@redhat.com: rebased on the top of the current tree]
Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Davide Ferri <davidef1986@gmail.com>
Cc: Patrick Boettcher <pboettcher@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

Documentation/video4linux/CARDLIST.tuner

@@ -78,6 +78,7 @@ tuner=77 - TCL tuner MF02GIP-5N-E
 tuner=78 - Philips FMD1216MEX MK3 Hybrid Tuner
 tuner=79 - Philips PAL/SECAM multi (FM1216 MK5)
 tuner=80 - Philips FQ1216LME MK3 PAL/SECAM w/active loopthrough
+tuner=81 - Xceive 4000 tuner
 tuner=81 - Partsnic (Daewoo) PTI-5NF05
 tuner=82 - Philips CU1216L
 tuner=83 - NXP TDA18271

drivers/media/common/tuners/Kconfig

@@ -23,6 +23,7 @@ config MEDIA_TUNER
 	depends on VIDEO_MEDIA && I2C
 	select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMISE
 	select MEDIA_TUNER_XC5000 if !MEDIA_TUNER_CUSTOMISE
+	select MEDIA_TUNER_XC4000 if !MEDIA_TUNER_CUSTOMISE
 	select MEDIA_TUNER_MT20XX if !MEDIA_TUNER_CUSTOMISE
 	select MEDIA_TUNER_TDA8290 if !MEDIA_TUNER_CUSTOMISE
 	select MEDIA_TUNER_TEA5761 if !MEDIA_TUNER_CUSTOMISE
@@ -152,6 +153,15 @@ config MEDIA_TUNER_XC5000
 	  This device is only used inside a SiP called together with a
 	  demodulator for now.
 
+config MEDIA_TUNER_XC4000
+	tristate "Xceive XC4000 silicon tuner"
+	depends on VIDEO_MEDIA && I2C
+	default m if MEDIA_TUNER_CUSTOMISE
+	help
+	  A driver for the silicon tuner XC4000 from Xceive.
+	  This device is only used inside a SiP called together with a
+	  demodulator for now.
+
 config MEDIA_TUNER_MXL5005S
 	tristate "MaxLinear MSL5005S silicon tuner"
 	depends on VIDEO_MEDIA && I2C

drivers/media/common/tuners/Makefile

@@ -16,6 +16,7 @@ obj-$(CONFIG_MEDIA_TUNER_TDA9887) += tda9887.o
 obj-$(CONFIG_MEDIA_TUNER_TDA827X) += tda827x.o
 obj-$(CONFIG_MEDIA_TUNER_TDA18271) += tda18271.o
 obj-$(CONFIG_MEDIA_TUNER_XC5000) += xc5000.o
+obj-$(CONFIG_MEDIA_TUNER_XC4000) += xc4000.o
 obj-$(CONFIG_MEDIA_TUNER_MT2060) += mt2060.o
 obj-$(CONFIG_MEDIA_TUNER_MT2266) += mt2266.o
 obj-$(CONFIG_MEDIA_TUNER_QT1010) += qt1010.o

drivers/media/common/tuners/tuner-types.c

@@ -1805,6 +1805,10 @@ struct tunertype tuners[] = {
 		.name   = "Xceive 5000 tuner",
 		/* see xc5000.c for details */
 	},
+	[TUNER_XC4000] = { /* Xceive 4000 */
+		.name   = "Xceive 4000 tuner",
+		/* see xc4000.c for details */
+	},
 	[TUNER_TCL_MF02GIP_5N] = { /* TCL tuner MF02GIP-5N-E */
 		.name   = "TCL tuner MF02GIP-5N-E",
 		.params = tuner_tcl_mf02gip_5n_params,

drivers/media/common/tuners/xc4000.h

+/*
+ *  Driver for Xceive XC4000 "QAM/8VSB single chip tuner"
+ *
+ *  Copyright (c) 2007 Steven Toth <stoth@linuxtv.org>
+ *
+ *  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; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __XC4000_H__
+#define __XC4000_H__
+
+#include <linux/firmware.h>
+
+struct dvb_frontend;
+struct i2c_adapter;
+
+struct xc4000_config {
+	u8   i2c_address;
+	u32  if_khz;
+};
+
+/* xc4000 callback command */
+#define XC4000_TUNER_RESET		0
+
+/* For each bridge framework, when it attaches either analog or digital,
+ * it has to store a reference back to its _core equivalent structure,
+ * so that it can service the hardware by steering gpio's etc.
+ * Each bridge implementation is different so cast devptr accordingly.
+ * The xc4000 driver cares not for this value, other than ensuring
+ * it's passed back to a bridge during tuner_callback().
+ */
+
+#if defined(CONFIG_MEDIA_TUNER_XC4000) || \
+    (defined(CONFIG_MEDIA_TUNER_XC4000_MODULE) && defined(MODULE))
+extern struct dvb_frontend *xc4000_attach(struct dvb_frontend *fe,
+					  struct i2c_adapter *i2c,
+					  struct xc4000_config *cfg);
+#else
+static inline struct dvb_frontend *xc4000_attach(struct dvb_frontend *fe,
+						 struct i2c_adapter *i2c,
+						 struct xc4000_config *cfg)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+#endif
+
+#endif

drivers/media/dvb/dvb-usb/dib0700_devices.c

@@ -17,6 +17,7 @@
 #include "mt2266.h"
 #include "tuner-xc2028.h"
 #include "xc5000.h"
+#include "xc4000.h"
 #include "s5h1411.h"
 #include "dib0070.h"
 #include "dib0090.h"
@@ -2655,6 +2656,41 @@ static int xc5000_tuner_attach(struct dvb_usb_adapter *adap)
 		== NULL ? -ENODEV : 0;
 }
 
+static int dib0700_xc4000_tuner_callback(void *priv, int component,
+					 int command, int arg)
+{
+	struct dvb_usb_adapter *adap = priv;
+
+	if (command == XC4000_TUNER_RESET) {
+		/* Reset the tuner */
+		dib0700_set_gpio(adap->dev, GPIO1, GPIO_OUT, 0);
+		msleep(10);
+		dib0700_set_gpio(adap->dev, GPIO1, GPIO_OUT, 1);
+		msleep(10);
+	} else {
+		err("xc4000: unknown tuner callback command: %d\n", command);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct xc4000_config s5h1411_xc4000_tunerconfig = {
+	.i2c_address      = 0x64,
+	.if_khz           = 5380,
+};
+
+static int xc4000_tuner_attach(struct dvb_usb_adapter *adap)
+{
+	err("xc4000:  xc4000_tuner_attach");
+	/* FIXME: generalize & move to common area */
+	adap->fe->callback = dib0700_xc4000_tuner_callback;
+
+	return dvb_attach(xc4000_attach, adap->fe, &adap->dev->i2c_adap,
+			  &s5h1411_xc4000_tunerconfig)
+		== NULL ? -ENODEV : 0;
+}
+
 static struct lgdt3305_config hcw_lgdt3305_config = {
 	.i2c_addr           = 0x0e,
 	.mpeg_mode          = LGDT3305_MPEG_PARALLEL,
@@ -2802,6 +2838,7 @@ struct usb_device_id dib0700_usb_id_table[] = {
 	{ USB_DEVICE(USB_VID_DIBCOM,    USB_PID_DIBCOM_TFE7090PVR) },
 	{ USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_AIRSTAR_TELESTICK_2) },
 /* 75 */{ USB_DEVICE(USB_VID_MEDION,    USB_PID_CREATIX_CTX1921) },
+	{ USB_DEVICE(USB_VID_PINNACLE,  USB_PID_PINNACLE_PCTV340E) },
 	{ 0 }		/* Terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, dib0700_usb_id_table);
@@ -3762,6 +3799,37 @@ struct dvb_usb_device_properties dib0700_devices[] = {
 			},
 		},
 
+		.rc.core = {
+			.rc_interval      = DEFAULT_RC_INTERVAL,
+			.rc_codes         = RC_MAP_DIB0700_RC5_TABLE,
+			.module_name	  = "dib0700",
+			.rc_query         = dib0700_rc_query_old_firmware,
+			.allowed_protos   = RC_TYPE_RC5 |
+					    RC_TYPE_RC6 |
+					    RC_TYPE_NEC,
+			.change_protocol  = dib0700_change_protocol,
+		},
+	}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
+		.num_adapters = 1,
+		.adapter = {
+			{
+				.frontend_attach  = stk7700ph_frontend_attach,
+				.tuner_attach     = xc4000_tuner_attach,
+
+				DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
+
+				.size_of_priv = sizeof(struct
+						dib0700_adapter_state),
+			},
+		},
+
+		.num_device_descs = 1,
+		.devices = {
+			{   "Pinnacle PCTV 340e HD Pro USB Stick",
+				{ &dib0700_usb_id_table[76], NULL },
+				{ NULL },
+			},
+		},
 		.rc.core = {
 			.rc_interval      = DEFAULT_RC_INTERVAL,
 			.rc_codes         = RC_MAP_DIB0700_RC5_TABLE,

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

@@ -228,6 +228,7 @@
 #define USB_PID_PINNACLE_PCTV72E			0x0236
 #define USB_PID_PINNACLE_PCTV73E			0x0237
 #define USB_PID_PINNACLE_PCTV310E			0x3211
+#define USB_PID_PINNACLE_PCTV340E			0x023d
 #define USB_PID_PINNACLE_PCTV801E			0x023a
 #define USB_PID_PINNACLE_PCTV801E_SE			0x023b
 #define USB_PID_PINNACLE_PCTV73A			0x0243

drivers/media/video/tuner-core.c

@@ -39,6 +39,7 @@
 #include "tda9887.h"
 #include "xc5000.h"
 #include "tda18271.h"
+#include "xc4000.h"
 
 #define UNSET (-1U)
 
@@ -391,6 +392,19 @@ static void set_type(struct i2c_client *c, unsigned int type,
 		tune_now = 0;
 		break;
 	}
+	case TUNER_XC4000:
+	{
+		struct xc4000_config xc4000_cfg = {
+			.i2c_address	  = t->i2c->addr,
+			/* if_khz will be set when the digital dvb_attach() occurs */
+			.if_khz	  = 0,
+		};
+		if (!dvb_attach(xc4000_attach,
+				&t->fe, t->i2c->adapter, &xc4000_cfg))
+			goto attach_failed;
+		tune_now = 0;
+		break;
+	}
 	default:
 		if (!dvb_attach(simple_tuner_attach, &t->fe,
 				t->i2c->adapter, t->i2c->addr, t->type))

include/media/tuner.h

@@ -127,6 +127,8 @@
 #define TUNER_PHILIPS_FMD1216MEX_MK3	78
 #define TUNER_PHILIPS_FM1216MK5		79
 #define TUNER_PHILIPS_FQ1216LME_MK3	80	/* Active loopthrough, no FM */
+#define TUNER_XC4000			81	/* Xceive Silicon Tuner */
+
 #define TUNER_PARTSNIC_PTI_5NF05	81
 #define TUNER_PHILIPS_CU1216L           82
 #define TUNER_NXP_TDA18271		83