[media] Add support for Prof Revolution DVB-S2 8000 PCI-E card

The device is based on STV0903 demodulator, STB6100 tuner
and CX23885 chipset; subsystem id: 8000:3034
This is a modified version of the official Prof Tuners Group patch:
http://www.proftuners.com/sites/default/files/prof8000_0.patch

[mchehab@redhat.com: trivial merge conflict fixup]
Signed-off-by: NMariusz Bialonczyk <manio@skyboo.net>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

Documentation/video4linux/CARDLIST.cx23885

@@ -35,3 +35,4 @@
  34 -> TerraTec Cinergy T PCIe Dual                        [153b:117e]
  35 -> TeVii S471                                          [d471:9022]
  36 -> Hauppauge WinTV-HVR1255                             [0070:2259]
+ 37 -> Prof Revolution DVB-S2 8000                         [8000:3034]

drivers/media/pci/cx23885/Kconfig

@@ -18,6 +18,8 @@ config VIDEO_CX23885
 	select DVB_ZL10353 if MEDIA_SUBDRV_AUTOSELECT
 	select DVB_TDA10048 if MEDIA_SUBDRV_AUTOSELECT
 	select DVB_LNBP21 if MEDIA_SUBDRV_AUTOSELECT
+	select DVB_STV090x if MEDIA_SUBDRV_AUTOSELECT
+	select DVB_STB6100 if MEDIA_SUBDRV_AUTOSELECT
 	select DVB_STV6110 if MEDIA_SUBDRV_AUTOSELECT
 	select DVB_CX24116 if MEDIA_SUBDRV_AUTOSELECT
 	select DVB_STV0900 if MEDIA_SUBDRV_AUTOSELECT

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

@@ -565,6 +565,10 @@ struct cx23885_board cx23885_boards[] = {
 	[CX23885_BOARD_TEVII_S471] = {
 		.name		= "TeVii S471",
 		.portb		= CX23885_MPEG_DVB,
+	},
+	[CX23885_BOARD_PROF_8000] = {
+		.name		= "Prof Revolution DVB-S2 8000",
+		.portb		= CX23885_MPEG_DVB,
 	}
 };
 const unsigned int cx23885_bcount = ARRAY_SIZE(cx23885_boards);
@@ -777,6 +781,10 @@ struct cx23885_subid cx23885_subids[] = {
 		.subvendor = 0xd471,
 		.subdevice = 0x9022,
 		.card      = CX23885_BOARD_TEVII_S471,
+	}, {
+		.subvendor = 0x8000,
+		.subdevice = 0x3034,
+		.card      = CX23885_BOARD_PROF_8000,
 	},
 };
 const unsigned int cx23885_idcount = ARRAY_SIZE(cx23885_subids);
@@ -1156,6 +1164,7 @@ void cx23885_gpio_setup(struct cx23885_dev *dev)
 		cx_set(GP0_IO, 0x00040004);
 		break;
 	case CX23885_BOARD_TBS_6920:
+	case CX23885_BOARD_PROF_8000:
 		cx_write(MC417_CTL, 0x00000036);
 		cx_write(MC417_OEN, 0x00001000);
 		cx_set(MC417_RWD, 0x00000002);
@@ -1540,6 +1549,7 @@ void cx23885_card_setup(struct cx23885_dev *dev)
 	case CX23885_BOARD_TEVII_S470:
 	case CX23885_BOARD_TEVII_S471:
 	case CX23885_BOARD_DVBWORLD_2005:
+	case CX23885_BOARD_PROF_8000:
 		ts1->gen_ctrl_val  = 0x5; /* Parallel */
 		ts1->ts_clk_en_val = 0x1; /* Enable TS_CLK */
 		ts1->src_sel_val   = CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO;

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

@@ -63,6 +63,9 @@
 #include "stv0367.h"
 #include "drxk.h"
 #include "mt2063.h"
+#include "stv090x.h"
+#include "stb6100.h"
+#include "stb6100_cfg.h"
 
 static unsigned int debug;
 
@@ -489,6 +492,42 @@ static struct xc5000_config mygica_x8506_xc5000_config = {
 	.if_khz = 5380,
 };
 
+static struct stv090x_config prof_8000_stv090x_config = {
+        .device                 = STV0903,
+        .demod_mode             = STV090x_SINGLE,
+        .clk_mode               = STV090x_CLK_EXT,
+        .xtal                   = 27000000,
+        .address                = 0x6A,
+        .ts1_mode               = STV090x_TSMODE_PARALLEL_PUNCTURED,
+        .repeater_level         = STV090x_RPTLEVEL_64,
+        .adc1_range             = STV090x_ADC_2Vpp,
+        .diseqc_envelope_mode   = false,
+
+        .tuner_get_frequency    = stb6100_get_frequency,
+        .tuner_set_frequency    = stb6100_set_frequency,
+        .tuner_set_bandwidth    = stb6100_set_bandwidth,
+        .tuner_get_bandwidth    = stb6100_get_bandwidth,
+};
+
+static struct stb6100_config prof_8000_stb6100_config = {
+	.tuner_address = 0x60,
+	.refclock = 27000000,
+};
+
+static int p8000_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
+{
+	struct cx23885_tsport *port = fe->dvb->priv;
+	struct cx23885_dev *dev = port->dev;
+
+	if (voltage == SEC_VOLTAGE_18)
+		cx_write(MC417_RWD, 0x00001e00);
+	else if (voltage == SEC_VOLTAGE_13)
+		cx_write(MC417_RWD, 0x00001a00);
+	else
+		cx_write(MC417_RWD, 0x00001800);
+	return 0;
+}
+
 static int cx23885_dvb_set_frontend(struct dvb_frontend *fe)
 {
 	struct dtv_frontend_properties *p = &fe->dtv_property_cache;
@@ -1186,6 +1225,23 @@ static int dvb_register(struct cx23885_tsport *port)
 					&tevii_ds3000_config,
 					&i2c_bus->i2c_adap);
 		break;
+	case CX23885_BOARD_PROF_8000:
+		i2c_bus = &dev->i2c_bus[0];
+
+		fe0->dvb.frontend = dvb_attach(stv090x_attach,
+						&prof_8000_stv090x_config,
+						&i2c_bus->i2c_adap,
+						STV090x_DEMODULATOR_0);
+		if (fe0->dvb.frontend != NULL) {
+			if (!dvb_attach(stb6100_attach,
+					fe0->dvb.frontend,
+					&prof_8000_stb6100_config,
+					&i2c_bus->i2c_adap))
+				goto frontend_detach;
+
+			fe0->dvb.frontend->ops.set_voltage = p8000_set_voltage;
+		}
+		break;
 	default:
 		printk(KERN_INFO "%s: The frontend of your DVB/ATSC card "
 			" isn't supported yet\n",

drivers/media/pci/cx23885/cx23885.h

@@ -90,6 +90,7 @@
 #define CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL 34
 #define CX23885_BOARD_TEVII_S471               35
 #define CX23885_BOARD_HAUPPAUGE_HVR1255_22111  36
+#define CX23885_BOARD_PROF_8000                37
 
 #define GPIO_0 0x00000001
 #define GPIO_1 0x00000002