--- zzzz-none-000/linux-3.10.107/drivers/media/usb/au0828/au0828-cards.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/media/usb/au0828/au0828-cards.c	2021-02-04 17:41:59.000000000 +0000
@@ -36,17 +36,24 @@
 		au0828_clear(dev, REG_000, 0x10);
 }
 
+/*
+ * WARNING: There's a quirks table at sound/usb/quirks-table.h
+ * that should also be updated every time a new device with V4L2 support
+ * is added here.
+ */
 struct au0828_board au0828_boards[] = {
 	[AU0828_BOARD_UNKNOWN] = {
 		.name	= "Unknown board",
-		.tuner_type = UNSET,
+		.tuner_type = -1U,
 		.tuner_addr = ADDR_UNSET,
 	},
 	[AU0828_BOARD_HAUPPAUGE_HVR850] = {
 		.name	= "Hauppauge HVR850",
 		.tuner_type = TUNER_XC5000,
 		.tuner_addr = 0x61,
-		.i2c_clk_divider = AU0828_I2C_CLK_20KHZ,
+		.has_ir_i2c = 1,
+		.has_analog = 1,
+		.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 		.input = {
 			{
 				.type = AU0828_VMUX_TELEVISION,
@@ -71,13 +78,9 @@
 		.name	= "Hauppauge HVR950Q",
 		.tuner_type = TUNER_XC5000,
 		.tuner_addr = 0x61,
-		/* The au0828 hardware i2c implementation does not properly
-		   support the xc5000's i2c clock stretching.  So we need to
-		   lower the clock frequency enough where the 15us clock
-		   stretch fits inside of a normal clock cycle, or else the
-		   au0828 fails to set the STOP bit.  A 30 KHz clock puts the
-		   clock pulse width at 18us */
-		.i2c_clk_divider = AU0828_I2C_CLK_20KHZ,
+		.has_ir_i2c = 1,
+		.has_analog = 1,
+		.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 		.input = {
 			{
 				.type = AU0828_VMUX_TELEVISION,
@@ -100,20 +103,20 @@
 	},
 	[AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL] = {
 		.name	= "Hauppauge HVR950Q rev xxF8",
-		.tuner_type = UNSET,
-		.tuner_addr = ADDR_UNSET,
+		.tuner_type = TUNER_XC5000,
+		.tuner_addr = 0x61,
 		.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 	},
 	[AU0828_BOARD_DVICO_FUSIONHDTV7] = {
 		.name	= "DViCO FusionHDTV USB",
-		.tuner_type = UNSET,
-		.tuner_addr = ADDR_UNSET,
+		.tuner_type = TUNER_XC5000,
+		.tuner_addr = 0x61,
 		.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 	},
 	[AU0828_BOARD_HAUPPAUGE_WOODBURY] = {
 		.name = "Hauppauge Woodbury",
-		.tuner_type = UNSET,
-		.tuner_addr = ADDR_UNSET,
+		.tuner_type = TUNER_NXP_TDA18271,
+		.tuner_addr = 0x60,
 		.i2c_clk_divider = AU0828_I2C_CLK_250KHZ,
 	},
 };
@@ -141,8 +144,7 @@
 			mdelay(10);
 			return 0;
 		} else {
-			printk(KERN_ERR
-				"%s(): Unknown command.\n", __func__);
+			pr_err("%s(): Unknown command.\n", __func__);
 			return -EINVAL;
 		}
 		break;
@@ -176,12 +178,12 @@
 	case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */
 		break;
 	default:
-		printk(KERN_WARNING "%s: warning: "
-		       "unknown hauppauge model #%d\n", __func__, tv.model);
+		pr_warn("%s: warning: unknown hauppauge model #%d\n",
+			__func__, tv.model);
 		break;
 	}
 
-	printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n",
+	pr_info("%s: hauppauge eeprom: model=%d\n",
 	       __func__, tv.model);
 }
 
@@ -193,8 +195,6 @@
 
 	dprintk(1, "%s()\n", __func__);
 
-	dev->board = au0828_boards[dev->boardnr];
-
 	if (dev->i2c_rc == 0) {
 		dev->i2c_client.addr = 0xa0 >> 1;
 		tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom));
@@ -227,16 +227,16 @@
 		sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 				"au8522", 0x8e >> 1, NULL);
 		if (sd == NULL)
-			printk(KERN_ERR "analog subdev registration failed\n");
+			pr_err("analog subdev registration failed\n");
 	}
 
 	/* Setup tuners */
-	if (dev->board.tuner_type != TUNER_ABSENT) {
+	if (dev->board.tuner_type != TUNER_ABSENT && dev->board.has_analog) {
 		/* Load the tuner module, which does the attach */
 		sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 				"tuner", dev->board.tuner_addr, NULL);
 		if (sd == NULL)
-			printk(KERN_ERR "tuner subdev registration fail\n");
+			pr_err("tuner subdev registration fail\n");
 
 		tun_setup.mode_mask      = mode_mask;
 		tun_setup.type           = dev->board.tuner_type;
@@ -270,18 +270,25 @@
 		 * 9 - XC5000 Tuner
 		 */
 
-		/* Into reset */
+		/* Set relevant GPIOs as outputs (leave the EEPROM W/P
+		   as an input since we will never touch it and it has
+		   a pullup) */
 		au0828_write(dev, REG_003, 0x02);
 		au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
+
+		/* Into reset */
 		au0828_write(dev, REG_001, 0x0);
 		au0828_write(dev, REG_000, 0x0);
-		msleep(100);
+		msleep(50);
 
-		/* Out of reset (leave the cs5340 in reset until needed) */
-		au0828_write(dev, REG_003, 0x02);
-		au0828_write(dev, REG_001, 0x02);
-		au0828_write(dev, REG_002, 0x80 | 0x20 | 0x10);
-		au0828_write(dev, REG_000, 0x80 | 0x40 | 0x20);
+		/* Bring power supply out of reset */
+		au0828_write(dev, REG_000, 0x80);
+		msleep(50);
+
+		/* Bring xc5000 and au8522 out of reset (leave the
+		   cs5340 in reset until needed) */
+		au0828_write(dev, REG_001, 0x02); /* xc5000 */
+		au0828_write(dev, REG_000, 0x80 | 0x20); /* PS + au8522 */
 
 		msleep(250);
 		break;