V4L/DVB (4653): Misc fixes for Nova-T 500

- forward the clock to the slave undivided
- when sleeping the 3000 do not shutdown the clock

Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/dvb/dvb-usb/dib0700_core.c

@@ -103,8 +103,10 @@ static int dib0700_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg *msg,int num
 			buf[1] |= 1;
 
 			/* special thing in the current firmware: when length is zero the read-failed */
-			if ((len = dib0700_ctrl_rd(d, buf, msg[i].len + 2, msg[i+1].buf, msg[i+1].len)) <= 0)
+			if ((len = dib0700_ctrl_rd(d, buf, msg[i].len + 2, msg[i+1].buf, msg[i+1].len)) <= 0) {
+				deb_info("I2C read failed on address %x\n", msg[i].addr);
 				break;
+			}
 
 			msg[i+1].len = len;
 

drivers/media/dvb/dvb-usb/dib0700_devices.c

@@ -17,7 +17,7 @@
 static struct mt2060_config bristol_mt2060_config[2] = {
 	{
 		.i2c_address = 0x60,
-		.clock_out   = 1,
+		.clock_out   = 3,
 	}, {
 		.i2c_address = 0x61,
 	}

drivers/media/dvb/frontends/dib3000mc.c

@@ -312,10 +312,10 @@ static int dib3000mc_init(struct dvb_frontend *demod)
 		dib3000mc_write_word(state, 175,  0x0000);
 		dib3000mc_write_word(state, 1032, 0x012C);
 	}
-	dib3000mc_write_word(state, 1033, 0);
+	dib3000mc_write_word(state, 1033, 0x0000);
 
 	// P_clk_cfg
-	dib3000mc_write_word(state, 1037, 12592);
+	dib3000mc_write_word(state, 1037, 0x3130);
 
 	// other configurations
 
@@ -412,10 +412,9 @@ static int dib3000mc_sleep(struct dvb_frontend *demod)
 {
 	struct dib3000mc_state *state = demod->demodulator_priv;
 
-	dib3000mc_write_word(state, 1037, dib3000mc_read_word(state, 1037) | 0x0003);
 	dib3000mc_write_word(state, 1031, 0xFFFF);
 	dib3000mc_write_word(state, 1032, 0xFFFF);
-	dib3000mc_write_word(state, 1033, 0xFFF4);   // ****  Bin2
+	dib3000mc_write_word(state, 1033, 0xFFF0);
 
     return 0;
 }
@@ -828,6 +827,8 @@ struct dvb_frontend * dib3000mc_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr
 
 	dibx000_init_i2c_master(&st->i2c_master, DIB3000MC, st->i2c_adap, st->i2c_addr);
 
+	dib3000mc_write_word(st, 1037, 0x3130);
+
 	return demod;
 
 error:

drivers/media/dvb/frontends/mt2060.h

@@ -27,7 +27,7 @@ struct i2c_adapter;
 
 struct mt2060_config {
 	u8 i2c_address;
-	u8 clock_out; /* 0 = off, 1 = CLK/1, 2 = CLK/2, 3 = CLK/4 */
+	u8 clock_out; /* 0 = off, 1 = CLK/4, 2 = CLK/2, 3 = CLK/1 */
 };
 
 extern struct dvb_frontend * mt2060_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct mt2060_config *cfg, u16 if1);