V4L/DVB (6129): tda8290: convert from tuner sub-driver into dvb_frontend module

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Acked-by: Hans Verkuil <hverkuil@xs4all.nl>
Acked-by: Mike Isely <isely@pobox.com>
Acked-by: Steven Toth <stoth@hauppauge.com>
Acked-by: Patrick Boettcher <pb@linuxtv.org>
Acked-by: Jarod Wilson <jwilson@redhat.com>
Acked-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/tda8290.h

+/*
+    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 __TDA8290_H__
+#define __TDA8290_H__
+
+#include <linux/i2c.h>
+#include "dvb_frontend.h"
+
+struct tda8290_config
+{
+	unsigned int *lna_cfg;
+	int (*tuner_callback) (void *dev, int command,int arg);
+};
+
+extern int tda8290_probe(struct i2c_adapter* i2c_adap, u8 i2c_addr);
+extern struct dvb_frontend *tda8290_attach(struct dvb_frontend *fe,
+					   struct i2c_adapter* i2c_adap,
+					   u8 i2c_addr,
+					   struct tda8290_config *cfg);
+
+#endif /* __TDA8290_H__ */

drivers/media/video/tuner-core.c

@@ -19,6 +19,7 @@
 #include <media/tuner.h>
 #include <media/v4l2-common.h>
 #include "tuner-driver.h"
+#include "tda8290.h"
 
 #define UNSET (-1U)
 
@@ -200,6 +201,15 @@ static void tuner_i2c_address_check(struct tuner *t)
 	tuner_warn("====================== WARNING! ======================\n");
 }
 
+static void attach_tda8290(struct tuner *t)
+{
+	struct tda8290_config cfg = {
+		.lna_cfg        = &t->config,
+		.tuner_callback = t->tuner_callback
+	};
+	tda8290_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg);
+}
+
 static void set_type(struct i2c_client *c, unsigned int type,
 		     unsigned int new_mode_mask, unsigned int new_config,
 		     int (*tuner_callback) (void *dev, int command,int arg))
@@ -245,8 +255,10 @@ static void set_type(struct i2c_client *c, unsigned int type,
 		microtune_init(t);
 		break;
 	case TUNER_PHILIPS_TDA8290:
-		tda8290_init(t);
+	{
+		attach_tda8290(t);
 		break;
+	}
 	case TUNER_TEA5767:
 		if (tea5767_tuner_init(t) == EINVAL) {
 			t->type = TUNER_ABSENT;
@@ -575,7 +587,7 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
 		case 0x4b:
 			/* If chip is not tda8290, don't register.
 			   since it can be tda9887*/
-			if (tda8290_probe(t) == 0) {
+			if (tda8290_probe(t->i2c.adapter, t->i2c.addr) == 0) {
 				tuner_dbg("chip at addr %x is a tda8290\n", addr);
 			} else {
 				/* Default is being tda9887 */

drivers/media/video/tuner-driver.h

@@ -78,9 +78,6 @@ extern int tda9887_tuner_init(struct tuner *t);
 
 extern int microtune_init(struct tuner *t);
 
-extern int tda8290_init(struct tuner *t);
-extern int tda8290_probe(struct tuner *t);
-
 extern int tea5761_tuner_init(struct tuner *t);
 extern int tea5761_autodetection(struct tuner *t);