V4L/DVB (10528): em28xx: support added for IO-DATA GV/MVP SZ - EMPIA-2820 chipset

[dougsland@redhat.com: Fixed CodingStyle]
Signed-off-by: NIndika Katugampala <indika_20012001@yahoo.co.jp>
Signed-off-by: NDouglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

Documentation/video4linux/CARDLIST.em28xx

@@ -61,3 +61,4 @@
  62 -> Gadmei TVR200                            (em2820/em2840)
  63 -> Kaiomy TVnPC U2                          (em2860)        [eb1a:e303]
  64 -> Easy Cap Capture DC-60                   (em2860)
+ 65 -> IO-DATA GV-MVP/SZ                        (em2820/em2840) [04bb:0515]

drivers/media/video/em28xx/em28xx-cards.c

@@ -1297,6 +1297,26 @@ struct em28xx_board em28xx_boards[] = {
 			.amux     = EM28XX_AMUX_LINE_IN,
 		} },
 	},
+	[EM2820_BOARD_IODATA_GVMVP_SZ] = {
+		.name       = "IO-DATA GV-MVP/SZ",
+		.tuner_type   = TUNER_PHILIPS_FM1236_MK3,
+		.tuner_gpio   = default_tuner_gpio,
+		.tda9887_conf = TDA9887_PRESENT,
+		.decoder      = EM28XX_TVP5150,
+		.input        = { {
+			.type     = EM28XX_VMUX_TELEVISION,
+			.vmux     = TVP5150_COMPOSITE0,
+			.amux     = EM28XX_AMUX_VIDEO,
+		}, { /* Composite has not been tested yet */
+			.type     = EM28XX_VMUX_COMPOSITE1,
+			.vmux     = TVP5150_COMPOSITE1,
+			.amux     = EM28XX_AMUX_VIDEO,
+		}, { /* S-video has not been tested yet */
+			.type     = EM28XX_VMUX_SVIDEO,
+			.vmux     = TVP5150_SVIDEO,
+			.amux     = EM28XX_AMUX_VIDEO,
+		} },
+	},
 };
 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
 
@@ -1396,6 +1416,8 @@ struct usb_device_id em28xx_id_table[] = {
 			.driver_info = EM2800_BOARD_LEADTEK_WINFAST_USBII },
 	{ USB_DEVICE(0x093b, 0xa005),
 			.driver_info = EM2861_BOARD_PLEXTOR_PX_TV100U },
+	{ USB_DEVICE(0x04bb, 0x0515),
+			.driver_info = EM2820_BOARD_IODATA_GVMVP_SZ },
 	{ },
 };
 MODULE_DEVICE_TABLE(usb, em28xx_id_table);
@@ -1589,6 +1611,16 @@ void em28xx_pre_card_setup(struct em28xx *dev)
 		em28xx_write_regs(dev, 0x08, "\xf8", 1);
 		break;
 
+	case EM2820_BOARD_IODATA_GVMVP_SZ:
+		em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
+		msleep(70);
+		em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
+		msleep(10);
+		em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe);
+		msleep(70);
+		em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
+		msleep(70);
+		break;
 	}
 
 	em28xx_gpio_set(dev, dev->board.tuner_gpio);

drivers/media/video/em28xx/em28xx.h

@@ -101,6 +101,7 @@
 #define EM2820_BOARD_GADMEI_TVR200		  62
 #define EM2860_BOARD_KAIOMY_TVNPC_U2              63
 #define EM2860_BOARD_EASYCAP                      64
+#define EM2820_BOARD_IODATA_GVMVP_SZ		  65
 
 /* Limits minimum and default number of buffers */
 #define EM28XX_MIN_BUF 4