[media] cx23885: Add support for Hauppauge WinTV quadHD ATSC version

Add support for the Hauppauge WinTV quadHD ATSC version.
IR support has not been provided, all 4 tuners, demodulators etc are working.
Further documentation can be found on Linux TV wiki.

Signed-off-by: Stephen Backway <stev391@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

1 files changed, 100 insertions, 0 deletions

diff --git a/drivers/media/pci/cx23885/cx23885-dvb.c b/drivers/media/pci/cx23885/cx23885-dvb.c
index e5748a93c479..c5daa2306155 100644
--- a/drivers/media/pci/cx23885/cx23885-dvb.c
+++ b/drivers/media/pci/cx23885/cx23885-dvb.c
@@ -74,6 +74,7 @@
 #include "sp2.h"
 #include "m88ds3103.h"
 #include "m88rs6000t.h"
+#include "lgdt3306a.h"
 
 static unsigned int debug;
 
@@ -574,6 +575,30 @@ static struct stb6100_config prof_8000_stb6100_config = {
 	.refclock = 27000000,
 };
 
+static struct lgdt3306a_config hauppauge_quadHD_ATSC_a_config = {
+	.i2c_addr               = 0x59,
+	.qam_if_khz             = 4000,
+	.vsb_if_khz             = 3250,
+	.deny_i2c_rptr          = 1, /* Disabled */
+	.spectral_inversion     = 0, /* Disabled */
+	.mpeg_mode              = LGDT3306A_MPEG_SERIAL,
+	.tpclk_edge             = LGDT3306A_TPCLK_RISING_EDGE,
+	.tpvalid_polarity       = LGDT3306A_TP_VALID_HIGH,
+	.xtalMHz                = 25, /* 24 or 25 */
+};
+
+static struct lgdt3306a_config hauppauge_quadHD_ATSC_b_config = {
+	.i2c_addr               = 0x0e,
+	.qam_if_khz             = 4000,
+	.vsb_if_khz             = 3250,
+	.deny_i2c_rptr          = 1, /* Disabled */
+	.spectral_inversion     = 0, /* Disabled */
+	.mpeg_mode              = LGDT3306A_MPEG_SERIAL,
+	.tpclk_edge             = LGDT3306A_TPCLK_RISING_EDGE,
+	.tpvalid_polarity       = LGDT3306A_TP_VALID_HIGH,
+	.xtalMHz                = 25, /* 24 or 25 */
+};
+
 static int p8000_set_voltage(struct dvb_frontend *fe,
 			     enum fe_sec_voltage voltage)
 {
@@ -2365,6 +2390,81 @@ static int dvb_register(struct cx23885_tsport *port)
 			break;
 		}
 		break;
+	case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC:
+		switch (port->nr) {
+		/* port b - Terrestrial/cable */
+		case 1:
+			/* attach frontend */
+			i2c_bus = &dev->i2c_bus[0];
+			fe0->dvb.frontend = dvb_attach(lgdt3306a_attach,
+				&hauppauge_quadHD_ATSC_a_config, &i2c_bus->i2c_adap);
+			if (fe0->dvb.frontend == NULL)
+				break;
+
+			/* attach tuner */
+			memset(&si2157_config, 0, sizeof(si2157_config));
+			si2157_config.fe = fe0->dvb.frontend;
+			si2157_config.if_port = 1;
+			si2157_config.inversion = 1;
+			memset(&info, 0, sizeof(struct i2c_board_info));
+			strlcpy(info.type, "si2157", I2C_NAME_SIZE);
+			info.addr = 0x60;
+			info.platform_data = &si2157_config;
+			request_module("%s", info.type);
+			client_tuner = i2c_new_device(&dev->i2c_bus[1].i2c_adap, &info);
+			if (!client_tuner || !client_tuner->dev.driver) {
+				module_put(client_demod->dev.driver->owner);
+				i2c_unregister_device(client_demod);
+				port->i2c_client_demod = NULL;
+				goto frontend_detach;
+			}
+			if (!try_module_get(client_tuner->dev.driver->owner)) {
+				i2c_unregister_device(client_tuner);
+				module_put(client_demod->dev.driver->owner);
+				i2c_unregister_device(client_demod);
+				port->i2c_client_demod = NULL;
+				goto frontend_detach;
+			}
+			port->i2c_client_tuner = client_tuner;
+			break;
+
+		/* port c - terrestrial/cable */
+		case 2:
+			/* attach frontend */
+			i2c_bus = &dev->i2c_bus[0];
+			fe0->dvb.frontend = dvb_attach(lgdt3306a_attach,
+				&hauppauge_quadHD_ATSC_b_config, &i2c_bus->i2c_adap);
+			if (fe0->dvb.frontend == NULL)
+				break;
+
+			/* attach tuner */
+			memset(&si2157_config, 0, sizeof(si2157_config));
+			si2157_config.fe = fe0->dvb.frontend;
+			si2157_config.if_port = 1;
+			si2157_config.inversion = 1;
+			memset(&info, 0, sizeof(struct i2c_board_info));
+			strlcpy(info.type, "si2157", I2C_NAME_SIZE);
+			info.addr = 0x62;
+			info.platform_data = &si2157_config;
+			request_module("%s", info.type);
+			client_tuner = i2c_new_device(&dev->i2c_bus[1].i2c_adap, &info);
+			if (!client_tuner || !client_tuner->dev.driver) {
+				module_put(client_demod->dev.driver->owner);
+				i2c_unregister_device(client_demod);
+				port->i2c_client_demod = NULL;
+				goto frontend_detach;
+			}
+			if (!try_module_get(client_tuner->dev.driver->owner)) {
+				i2c_unregister_device(client_tuner);
+				module_put(client_demod->dev.driver->owner);
+				i2c_unregister_device(client_demod);
+				port->i2c_client_demod = NULL;
+				goto frontend_detach;
+			}
+			port->i2c_client_tuner = client_tuner;
+			break;
+		}
+		break;
 
 	default:
 		printk(KERN_INFO "%s: The frontend of your DVB/ATSC card "