patch by Kenneth Aafløy to add support for Typhoon DVB-S budget card

1 files changed, 54 insertions, 25 deletions

diff --git a/linux/drivers/media/dvb/frontends/stv0299.c b/linux/drivers/media/dvb/frontends/stv0299.c
index 90b214964..42452b239 100644
--- a/linux/drivers/media/dvb/frontends/stv0299.c
+++ b/linux/drivers/media/dvb/frontends/stv0299.c
@@ -62,6 +62,7 @@
 #endif
 
 static int stv0299_status = 0;
+static int disable_typhoon = 0;
 
 #define STATUS_BER 0
 #define STATUS_UCBLOCKS 1
@@ -75,6 +76,7 @@ static int stv0299_status = 0;
 #define PHILIPS_SU1278_TUA	3 // SU1278 with TUA6100 synth
 #define SAMSUNG_TBMU24112IMB	4
 #define PHILIPS_SU1278_TSA_TT	5 // SU1278 with TSA5059 synth and TechnoTrend settings
+#define PHILIPS_SU1278_TSA_TY	6 // SU1278 with TUA5059 synth and Typhoon wiring
 
 /* Master Clock = 88 MHz */
 #define M_CLK (88000000UL)
@@ -386,7 +388,12 @@ static int tsa5059_set_tv_freq	(struct dvb_i2c_bus *i2c, u32 freq, int ftype, in
 	switch(ftype) {
 	case PHILIPS_SU1278_TSA:
 	case PHILIPS_SU1278_TSA_TT:
-		addr = 0x60;
+	case PHILIPS_SU1278_TSA_TY:
+		if (ftype == PHILIPS_SU1278_TSA_TY)
+			addr = 0x61;
+		else
+			addr = 0x60;
+
 		buf[3] |= 0x20;
 
 		if (srate < 4000000) buf[3] |= 1;
@@ -609,7 +616,7 @@ static int stv0299_init (struct dvb_i2c_bus *i2c, int ftype)
 			stv0299_writereg (i2c, init_tab[i], init_tab[i+1]);
 
 		/* AGC1 reference register setup */
-		if (ftype == PHILIPS_SU1278_TSA)
+		if (ftype == PHILIPS_SU1278_TSA || ftype == PHILIPS_SU1278_TSA_TY)
 		  stv0299_writereg (i2c, 0x0f, 0x92);  /* Iagc = Inverse, m1 = 18 */
 		else if (ftype == PHILIPS_SU1278_TUA)
 		  stv0299_writereg (i2c, 0x0f, 0x94);  /* Iagc = Inverse, m1 = 20 */
@@ -821,7 +828,8 @@ static int stv0299_set_tone (struct dvb_i2c_bus *i2c, fe_sec_tone_mode_t tone)
 }
 
 
-static int stv0299_set_voltage (struct dvb_i2c_bus *i2c, fe_sec_voltage_t voltage)
+static int stv0299_set_voltage (struct dvb_i2c_bus *i2c, fe_sec_voltage_t voltage,
+				int tuner_type)
 {
 	u8 reg0x08;
 	u8 reg0x0c;
@@ -832,28 +840,32 @@ static int stv0299_set_voltage (struct dvb_i2c_bus *i2c, fe_sec_voltage_t voltag
 
 	reg0x08 = stv0299_readreg (i2c, 0x08);
 	reg0x0c = stv0299_readreg (i2c, 0x0c);
-
+    
 	/**
 	 *  H/V switching over OP0, OP1 and OP2 are LNB power enable bits
 	 */
 	reg0x0c &= 0x0f;
 
 	if (voltage == SEC_VOLTAGE_OFF) {
-		stv0299_writereg (i2c, 0x08, reg0x08 & ~0x40);
-		return stv0299_writereg (i2c, 0x0c, reg0x0c & ~0x40);
-	} else {
-		stv0299_writereg (i2c, 0x08, reg0x08 | 0x40);
-		reg0x0c |= 0x40;   /* LNB power on */
+		stv0299_writereg (i2c, 0x0c, 0x00); /*	LNB power off! */
+		return stv0299_writereg (i2c, 0x08, 0x00); /*	LNB power off! */
+	}
+	
+	stv0299_writereg (i2c, 0x08, reg0x08 | 0x40);
 
-		switch (voltage) {
-		case SEC_VOLTAGE_13:
-			return stv0299_writereg (i2c, 0x0c, reg0x0c);
-		case SEC_VOLTAGE_18:
+	switch (voltage) {
+	case SEC_VOLTAGE_13:
+		if (tuner_type == PHILIPS_SU1278_TSA_TY)
 			return stv0299_writereg (i2c, 0x0c, reg0x0c | 0x10);
-		default:
-			return -EINVAL;
-		};
-	}
+		else
+			return stv0299_writereg (i2c, 0x0c, reg0x0c | 0x40);
+
+	case SEC_VOLTAGE_18:
+		return stv0299_writereg (i2c, 0x0c, reg0x0c | 0x50);
+
+	default:
+		return -EINVAL;
+	};
 }
 
 
@@ -908,6 +920,7 @@ static int stv0299_set_symbolrate (struct dvb_i2c_bus *i2c, u32 srate, int tuner
 		stv0299_writereg (i2c, 0x21, (ratio	 ) & 0xf0);
 		break;
 	    
+	case PHILIPS_SU1278_TSA_TY:
 	case PHILIPS_SU1278_TSA:
 		aclk = 0xb5;
 		if (srate < 2000000) bclk = 0x86;
@@ -1196,7 +1209,8 @@ static int uni0299_ioctl (struct dvb_frontend *fe, unsigned int cmd, void *arg)
 		return stv0299_set_tone (i2c, (fe_sec_tone_mode_t) arg);
 
 	case FE_SET_VOLTAGE:
-		return stv0299_set_voltage (i2c, (fe_sec_voltage_t) arg);
+		return stv0299_set_voltage (i2c, (fe_sec_voltage_t) arg,
+					    state->tuner_type);
 
 	case FE_GET_TUNE_SETTINGS:
 	{
@@ -1269,18 +1283,28 @@ static long probe_tuner (struct dvb_i2c_bus *i2c)
 	if ((ret = i2c->xfer(i2c, msg1, 2)) == 2) {
 		if ( strcmp(adapter->name, "TT-Budget/WinTV-NOVA-CI PCI") == 0 ) {
 			// technotrend cards require non-datasheet settings
-			printk ("%s: setup for tuner SU1278 (TSA5059 synth) on TechnoTrend hardware\n", __FILE__);
+			printk ("%s: setup for tuner SU1278 (TSA5059 synth) on"
+				" TechnoTrend hardware\n", __FILE__);
 			return PHILIPS_SU1278_TSA_TT;
 		}  else {
 			// fall back to datasheet-recommended settings
-			printk ("%s: setup for tuner SU1278 (TSA5059 synth)\n", __FILE__);
+			printk ("%s: setup for tuner SU1278 (TSA5059 synth)\n",
+				__FILE__);
 			return PHILIPS_SU1278_TSA;
 		}
 	}
 
 	if ((ret = i2c->xfer(i2c, msg2, 2)) == 2) {
-		//if ((stat[0] & 0x3f) == 0) {
-		if (0) {
+		if ( strcmp(adapter->name, "KNC1 DVB-S") == 0 &&
+		     !disable_typhoon )
+		{
+			// Typhoon cards have unusual wiring.
+			printk ("%s: setup for tuner SU1278 (TSA5059 synth) on"
+				" Typhoon hardware\n", __FILE__);
+			return PHILIPS_SU1278_TSA_TY;
+		}
+		//else if ((stat[0] & 0x3f) == 0) {
+		else if (0) {
 			printk ("%s: setup for tuner TDQF-S001F\n", __FILE__);
 			return LG_TDQF_S001F;
 		} else {
@@ -1296,7 +1320,8 @@ static long probe_tuner (struct dvb_i2c_bus *i2c)
 	stv0299_writereg (i2c, 0x02, 0x00);
 
 	if ((ret = i2c->xfer(i2c, msg3, 2)) == 2) {
-		printk ("%s: setup for tuner Philips SU1278 (TUA6100 synth)\n", __FILE__);
+		printk ("%s: setup for tuner Philips SU1278 (TUA6100 synth)\n",
+			__FILE__);
 		return PHILIPS_SU1278_TUA;
 	}
 
@@ -1314,7 +1339,8 @@ static int uni0299_attach (struct dvb_i2c_bus *i2c, void **data)
 	int tuner_type;
 	u8 id;
 
-	stv0299_writereg (i2c, 0x02, 0x00); /* standby off */
+	stv0299_writereg (i2c, 0x02, 0x34); /* standby off */
+	dvb_delay(200);
 	id = stv0299_readreg (i2c, 0x00);
 
 	dprintk ("%s: id == 0x%02x\n", __FUNCTION__, id);
@@ -1330,7 +1356,7 @@ static int uni0299_attach (struct dvb_i2c_bus *i2c, void **data)
 	if ((state = kmalloc(sizeof(struct stv0299_state), GFP_KERNEL)) == NULL) {
 		return -ENOMEM;
 	}
-   
+
 	*data = state;
 	state->tuner_type = tuner_type;
 	state->tuner_frequency = 0;
@@ -1370,3 +1396,6 @@ MODULE_LICENSE("GPL");
 
 MODULE_PARM(stv0299_status, "i");
 MODULE_PARM_DESC(stv0299_status, "Which status value to support (0: BER, 1: UCBLOCKS)");
+
+MODULE_PARM(disable_typhoon, "i");
+MODULE_PARM_DESC(disable_typhoon, "Disable support for Philips SU1278 on Typhoon hardware.");