V4L/DVB (3840): Create standalone fe_lgh064f header

move all pll_set functions for lg-tdvs-h06xf atsc tuners to a standalone header

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 60 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/fe_lgh06xf.h b/drivers/media/dvb/frontends/fe_lgh06xf.h
new file mode 100644
index 00000000000..7f29d335f55
--- /dev/null
+++ b/drivers/media/dvb/frontends/fe_lgh06xf.h
@@ -0,0 +1,60 @@
+/*
+ *  fe_lgh06xf.h - ATSC Tuner support for LG TDVS H06xF
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef FE_LGH06XF_H
+#define FE_LGH06XF_H
+#include "dvb-pll.h"
+
+static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_adap,
+		     struct dvb_frontend_parameters* params)
+{
+	u8 buf[4];
+	struct i2c_msg msg = { .addr = 0x61, .flags = 0,
+			       .buf = buf, .len = sizeof(buf) };
+	int err;
+
+	dvb_pll_configure(&dvb_pll_tdvs_tua6034, buf, params->frequency, 0);
+	if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) {
+		printk(KERN_WARNING "lg_h06xf: %s error "
+			"(addr %02x <- %02x, err = %i)\n",
+			__FUNCTION__, buf[0], buf[1], err);
+		if (err < 0)
+			return err;
+		else
+			return -EREMOTEIO;
+	}
+
+	/* Set the Auxiliary Byte. */
+	buf[0] = buf[2];
+	buf[0] &= ~0x20;
+	buf[0] |= 0x18;
+	buf[1] = 0x50;
+	msg.len = 2;
+	if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) {
+		printk(KERN_WARNING "lg_h06xf: %s error "
+			"(addr %02x <- %02x, err = %i)\n",
+			__FUNCTION__, buf[0], buf[1], err);
+		if (err < 0)
+			return err;
+		else
+			return -EREMOTEIO;
+	}
+
+	return 0;
+}
+#endif