V4L/DVB (6885): Add support for the Hauppauge HVR1500Q

The express card ATSC/QAM tuner.
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

Documentation/video4linux/CARDLIST.cx23885

@@ -3,3 +3,4 @@
   2 -> Hauppauge WinTV-HVR1800                             [0070:7800,0070:7801]
   3 -> Hauppauge WinTV-HVR1250                             [0070:7911]
   4 -> DViCO FusionHDTV5 Express                           [18ac:d500]
+  5 -> Hauppauge WinTV-HVR1500Q                            [0070:7797]

drivers/media/video/cx23885/cx23885-cards.c

@@ -113,6 +113,11 @@ struct cx23885_board cx23885_boards[] = {
 		.name		= "DViCO FusionHDTV5 Express",
 		.portb		= CX23885_MPEG_DVB,
 	},
+	[CX23885_BOARD_HAUPPAUGE_HVR1500Q] = {
+		.name		= "Hauppauge WinTV-HVR1500Q",
+		.portc		= CX23885_MPEG_DVB,
+	},
+
 };
 const unsigned int cx23885_bcount = ARRAY_SIZE(cx23885_boards);
 
@@ -144,6 +149,10 @@ struct cx23885_subid cx23885_subids[] = {
 		.subvendor = 0x18ac,
 		.subdevice = 0xd500,
 		.card      = CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP,
+	},{
+		.subvendor = 0x0070,
+		.subdevice = 0x7797,
+		.card      = CX23885_BOARD_HAUPPAUGE_HVR1500Q,
 	},
 };
 const unsigned int cx23885_idcount = ARRAY_SIZE(cx23885_subids);
@@ -204,6 +213,11 @@ void cx23885_gpio_setup(struct cx23885_dev *dev)
 		/* GPIO-0 cx24227 demodulator reset */
 		cx_set(GP0_IO, 0x00010001); /* Bring the part out of reset */
 		break;
+	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
+		/* GPIO-0 cx24227 demodulator reset */
+		/* GPIO-2 xc5000 tuner reset */
+		cx_set(GP0_IO, 0x00050005); /* Bring the part out of reset */
+		break;
 	case CX23885_BOARD_HAUPPAUGE_HVR1800:
 		/* GPIO-0 656_CLK */
 		/* GPIO-1 656_D0 */
@@ -221,6 +235,7 @@ int cx23885_ir_init(struct cx23885_dev *dev)
 {
 	switch (dev->board) {
 	case CX23885_BOARD_HAUPPAUGE_HVR1250:
+	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 	case CX23885_BOARD_HAUPPAUGE_HVR1800:
 		/* FIXME: Implement me */
 		break;
@@ -244,6 +259,7 @@ void cx23885_card_setup(struct cx23885_dev *dev)
 
 	switch (dev->board) {
 	case CX23885_BOARD_HAUPPAUGE_HVR1250:
+	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 	case CX23885_BOARD_HAUPPAUGE_HVR1800:
 	case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 		if (dev->i2c_bus[0].i2c_rc == 0)
@@ -258,6 +274,7 @@ void cx23885_card_setup(struct cx23885_dev *dev)
 		ts1->src_sel_val   = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;
 		break;
 	case CX23885_BOARD_HAUPPAUGE_HVR1250:
+	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 	case CX23885_BOARD_HAUPPAUGE_HVR1800:
 	case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 	default:

drivers/media/video/cx23885/cx23885-dvb.c

@@ -33,6 +33,7 @@
 #include "s5h1409.h"
 #include "mt2131.h"
 #include "lgdt330x.h"
+#include "xc5000.h"
 #include "dvb-pll.h"
 
 static unsigned int debug = 0;
@@ -74,6 +75,32 @@ static void dvb_buf_release(struct videobuf_queue *q,
 	cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
 }
 
+static int cx23885_request_firmware(struct dvb_frontend *fe,
+	const struct firmware **fw, char *name)
+{
+	struct cx23885_tsport *port = fe->dvb->priv;
+	struct cx23885_dev *dev = port->dev;
+
+	dprintk(1, "%s(?,?,%s)\n", __FUNCTION__, name);
+
+	return request_firmware(fw, name, &dev->pci->dev);
+}
+
+static int hauppauge_hvr1500q_tuner_reset(struct dvb_frontend *fe)
+{
+	struct cx23885_tsport *port = fe->dvb->priv;
+	struct cx23885_dev *dev = port->dev;
+
+	dprintk(1, "%s()\n", __FUNCTION__);
+
+	/* Drive the tuner into reset back back */
+	cx_clear(GP0_IO, 0x00000004);
+	mdelay(200);
+	cx_set(GP0_IO, 0x00000004);
+
+	return 0;
+}
+
 static struct videobuf_queue_ops dvb_qops = {
 	.buf_setup    = dvb_buf_setup,
 	.buf_prepare  = dvb_buf_prepare,
@@ -109,6 +136,22 @@ static struct lgdt330x_config fusionhdtv_5_express = {
 	.serial_mpeg = 0x40,
 };
 
+static struct s5h1409_config hauppauge_hvr1500q_config = {
+	.demod_address = 0x32 >> 1,
+	.output_mode   = S5H1409_SERIAL_OUTPUT,
+	.gpio          = S5H1409_GPIO_ON,
+	.qam_if        = 44000,
+	.inversion     = S5H1409_INVERSION_OFF,
+	.status_mode   = S5H1409_DEMODLOCKING
+};
+
+static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
+	.i2c_address  = 0x61,
+	.if_frequency = 4570000,
+	.request_firmware = cx23885_request_firmware,
+	.tuner_reset = hauppauge_hvr1500q_tuner_reset
+};
+
 static int dvb_register(struct cx23885_tsport *port)
 {
 	struct cx23885_dev *dev = port->dev;
@@ -152,6 +195,17 @@ static int dvb_register(struct cx23885_tsport *port)
 				   &i2c_bus->i2c_adap, DVB_PLL_LG_TDVS_H06XF);
 		}
 		break;
+	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
+		i2c_bus = &dev->i2c_bus[1];
+		port->dvb.frontend = dvb_attach(s5h1409_attach,
+						&hauppauge_hvr1500q_config,
+						&dev->i2c_bus[0].i2c_adap);
+		if (port->dvb.frontend != NULL) {
+			dvb_attach(xc5000_attach, port->dvb.frontend,
+				&i2c_bus->i2c_adap,
+				&hauppauge_hvr1500q_tunerconfig);
+		}
+		break;
 	default:
 		printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 		       dev->name);

drivers/media/video/cx23885/cx23885-i2c.c

@@ -332,7 +332,7 @@ static char *i2c_devs[128] = {
 	[ 0x84 >> 1 ] = "tda8295",
 	[ 0xa0 >> 1 ] = "eeprom",
 	[ 0xc0 >> 1 ] = "tuner/mt2131/tda8275",
-	[ 0xc2 >> 1 ] = "tuner/mt2131/tda8275",
+	[ 0xc2 >> 1 ] = "tuner/mt2131/tda8275/xc5000",
 };
 
 static void do_i2c_scan(char *name, struct i2c_client *c)

drivers/media/video/cx23885/cx23885.h

@@ -53,6 +53,7 @@
 #define CX23885_BOARD_HAUPPAUGE_HVR1800        2
 #define CX23885_BOARD_HAUPPAUGE_HVR1250        3
 #define CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP   4
+#define CX23885_BOARD_HAUPPAUGE_HVR1500Q       5
 
 enum cx23885_itype {
 	CX23885_VMUX_COMPOSITE1 = 1,