[media] si2168: add support for gapped clock

Add a parameter in si2168_config to support gapped clock. This might be
necessary on some devices with higher bitrates.
Signed-off-by: Olli Salonen <olli.salonen@iki.fi>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/dvb-frontends/si2168.c

@@ -508,6 +508,8 @@ static int si2168_init(struct dvb_frontend *fe)
 	/* set ts mode */
 	memcpy(cmd.args, "\x14\x00\x01\x10\x10\x00", 6);
 	cmd.args[4] |= dev->ts_mode;
+	if (dev->ts_clock_gapped)
+		cmd.args[4] |= 0x40;
 	cmd.wlen = 6;
 	cmd.rlen = 4;
 	ret = si2168_cmd_execute(client, &cmd);
@@ -688,6 +690,7 @@ static int si2168_probe(struct i2c_client *client,
 	*config->fe = &dev->fe;
 	dev->ts_mode = config->ts_mode;
 	dev->ts_clock_inv = config->ts_clock_inv;
+	dev->ts_clock_gapped = config->ts_clock_gapped;
 	dev->fw_loaded = false;
 
 	i2c_set_clientdata(client, dev);

drivers/media/dvb-frontends/si2168.h

@@ -42,6 +42,9 @@ struct si2168_config {
 
 	/* TS clock inverted */
 	bool ts_clock_inv;
+
+	/* TS clock gapped */
+	bool ts_clock_gapped;
 };
 
 #endif

drivers/media/dvb-frontends/si2168_priv.h

@@ -38,6 +38,7 @@ struct si2168_dev {
 	bool fw_loaded;
 	u8 ts_mode;
 	bool ts_clock_inv;
+	bool ts_clock_gapped;
 };
 
 /* firmware command struct */