V4L/DVB (6701): pvrusb2: Enable support for "GOTVIEW USB2.0 DVD2" hardware

This changeset allows the pvrusb2 driver to operate a new device type
("GOTVIEW USB2.0 DVD2").  Changes amount to defining a new routing
scheme for the device and adding appropriate table entries into
pvrusb2-devattr.c.
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/pvrusb2/pvrusb2-cx2584x-v4l.c

@@ -78,11 +78,35 @@ static const struct routing_scheme_item routing_scheme0[] = {
 	},
 };
 
+/* Specific to gotview device */
+static const struct routing_scheme_item routing_schemegv[] = {
+	[PVR2_CVAL_INPUT_TV] = {
+		.vid = CX25840_COMPOSITE2,
+		.aud = CX25840_AUDIO5,
+	},
+	[PVR2_CVAL_INPUT_RADIO] = { /* Treat the same as composite */
+		.vid = CX25840_COMPOSITE1,
+		.aud = CX25840_AUDIO_SERIAL,
+	},
+	[PVR2_CVAL_INPUT_COMPOSITE] = {
+		.vid = CX25840_COMPOSITE1,
+		.aud = CX25840_AUDIO_SERIAL,
+	},
+	[PVR2_CVAL_INPUT_SVIDEO] = {
+		.vid = (CX25840_SVIDEO_LUMA3|CX25840_SVIDEO_CHROMA4),
+		.aud = CX25840_AUDIO_SERIAL,
+	},
+};
+
 static const struct routing_scheme routing_schemes[] = {
 	[PVR2_ROUTING_SCHEME_HAUPPAUGE] = {
 		.def = routing_scheme0,
 		.cnt = ARRAY_SIZE(routing_scheme0),
 	},
+	[PVR2_ROUTING_SCHEME_GOTVIEW] = {
+		.def = routing_schemegv,
+		.cnt = ARRAY_SIZE(routing_schemegv),
+	},
 };
 
 static void set_input(struct pvr2_v4l_cx2584x *ctxt)

drivers/media/video/pvrusb2/pvrusb2-devattr.c

@@ -29,14 +29,20 @@ pvr2_device_desc structures.
 
 #include "pvrusb2-devattr.h"
 #include <linux/usb.h>
+/* All this is needed in order to pull in tuner type ids... */
+#include <linux/i2c.h>
+#include <linux/videodev2.h>
+#include <media/tuner.h>
 
 /* Known major hardware variants, keyed from device ID */
 #define PVR2_HDW_TYPE_29XXX 0
 #define PVR2_HDW_TYPE_24XXX 1
+#define PVR2_HDW_TYPE_GOTVIEW_2 2
 
 struct usb_device_id pvr2_device_table[] = {
 	[PVR2_HDW_TYPE_29XXX] = { USB_DEVICE(0x2040, 0x2900) },
 	[PVR2_HDW_TYPE_24XXX] = { USB_DEVICE(0x2040, 0x2400) },
+	[PVR2_HDW_TYPE_GOTVIEW_2] = { USB_DEVICE(0x1164, 0x0622) },
 	{ }
 };
 
@@ -54,6 +60,12 @@ static const char *pvr2_client_29xxx[] = {
 	"tuner",
 };
 
+// Names of other client modules to request for Gotview 2 model hardware
+static const char *pvr2_client_gotview_2[] = {
+	"cx25840",
+	"tuner",
+};
+
 /* Firmware file name(s) for 29xxx devices */
 static const char *pvr2_fw1_names_29xxx[] = {
 		"v4l-pvrusb2-29xxx-01.fw",
@@ -88,6 +100,14 @@ const struct pvr2_device_desc pvr2_device_descriptions[] = {
 		.flag_has_hauppauge_custom_ir = !0,
 		.signal_routing_scheme = PVR2_ROUTING_SCHEME_HAUPPAUGE,
 	},
+	[PVR2_HDW_TYPE_GOTVIEW_2] = {
+		.description = "Gotview USB 2.0 DVD 2",
+		.shortname = "gv2",
+		.client_modules.lst = pvr2_client_gotview_2,
+		.client_modules.cnt = ARRAY_SIZE(pvr2_client_gotview_2),
+		.default_tuner_type = TUNER_PHILIPS_FM1216ME_MK3,
+		.signal_routing_scheme = PVR2_ROUTING_SCHEME_GOTVIEW,
+	},
 };
 
 const unsigned int pvr2_device_count = ARRAY_SIZE(pvr2_device_descriptions);

drivers/media/video/pvrusb2/pvrusb2-devattr.h

@@ -36,6 +36,7 @@ struct pvr2_string_table {
 };
 
 #define PVR2_ROUTING_SCHEME_HAUPPAUGE 0
+#define PVR2_ROUTING_SCHEME_GOTVIEW 1
 
 /* This describes a particular hardware type (except for the USB device ID
    which must live in a separate structure due to environmental