From: Michael Krufky <mkrufky@linuxtv.org>
Date: Wed, 6 Jun 2007 19:10:39 +0000 (-0300)
Subject: V4L/DVB (5753): Tuner: create struct tuner_operations
X-Git-Tag: v2.6.23-rc1~493^2~68
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a91a80a0d1a0a83a94e773ec6245b31b7c4ceed;p=linux-2.6

V4L/DVB (5753): Tuner: create struct tuner_operations

Move tuner callback function pointers out of struct tuner, into
struct tuner_operations.

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

diff --git a/drivers/media/video/mt20xx.c b/drivers/media/video/mt20xx.c
index 5b33be8a49..846c6233fa 100644
--- a/drivers/media/video/mt20xx.c
+++ b/drivers/media/video/mt20xx.c
@@ -361,8 +361,8 @@ static int mt2032_init(struct i2c_client *c)
 	} while (xok != 1 );
 	priv->xogc=xogc;
 
-	t->set_tv_freq    = mt2032_set_tv_freq;
-	t->set_radio_freq = mt2032_set_radio_freq;
+	t->ops.set_tv_freq    = mt2032_set_tv_freq;
+	t->ops.set_radio_freq = mt2032_set_radio_freq;
 	return(1);
 }
 
@@ -490,8 +490,8 @@ static int mt2050_init(struct i2c_client *c)
 	i2c_master_recv(c,buf,1);
 
 	tuner_dbg("mt2050: sro is %x\n",buf[0]);
-	t->set_tv_freq    = mt2050_set_tv_freq;
-	t->set_radio_freq = mt2050_set_radio_freq;
+	t->ops.set_tv_freq    = mt2050_set_tv_freq;
+	t->ops.set_radio_freq = mt2050_set_radio_freq;
 	return 0;
 }
 
@@ -519,10 +519,10 @@ int microtune_init(struct i2c_client *c)
 	priv->radio_if2 = 10700 * 1000;	/* 10.7MHz - FM radio */
 
 	memset(buf,0,sizeof(buf));
-	t->set_tv_freq    = NULL;
-	t->set_radio_freq = NULL;
-	t->standby    = NULL;
-	t->release        = microtune_release;
+	t->ops.set_tv_freq    = NULL;
+	t->ops.set_radio_freq = NULL;
+	t->ops.standby    = NULL;
+	t->ops.release        = microtune_release;
 	if (t->std & V4L2_STD_525_60) {
 		tuner_dbg("pinnacle ntsc\n");
 		priv->radio_if2 = 41300 * 1000;
diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c
index 2614ea99a9..99122ff4e8 100644
--- a/drivers/media/video/tda8290.c
+++ b/drivers/media/video/tda8290.c
@@ -667,11 +667,11 @@ int tda8290_init(struct i2c_client *c)
 	}
 	tuner_info("type set to %s\n", c->name);
 
-	t->set_tv_freq    = set_tv_freq;
-	t->set_radio_freq = set_radio_freq;
-	t->has_signal = has_signal;
-	t->standby = standby;
-	t->release = tda8290_release;
+	t->ops.set_tv_freq    = set_tv_freq;
+	t->ops.set_radio_freq = set_radio_freq;
+	t->ops.has_signal = has_signal;
+	t->ops.standby = standby;
+	t->ops.release = tda8290_release;
 	priv->tda827x_lpsel = 0;
 	t->mode = V4L2_TUNER_ANALOG_TV;
 
diff --git a/drivers/media/video/tda9887.c b/drivers/media/video/tda9887.c
index f0443cc02e..5bb7d19edf 100644
--- a/drivers/media/video/tda9887.c
+++ b/drivers/media/video/tda9887.c
@@ -614,12 +614,12 @@ int tda9887_tuner_init(struct i2c_client *c)
 	tda9887_info("tda988[5/6/7] found @ 0x%x (%s)\n", t->i2c.addr,
 						t->i2c.driver->driver.name);
 
-	t->set_tv_freq = tda9887_set_freq;
-	t->set_radio_freq = tda9887_set_freq;
-	t->standby = tda9887_standby;
-	t->tuner_status = tda9887_tuner_status;
-	t->get_afc = tda9887_get_afc;
-	t->release = tda9887_release;
+	t->ops.set_tv_freq = tda9887_set_freq;
+	t->ops.set_radio_freq = tda9887_set_freq;
+	t->ops.standby = tda9887_standby;
+	t->ops.tuner_status = tda9887_tuner_status;
+	t->ops.get_afc = tda9887_get_afc;
+	t->ops.release = tda9887_release;
 
 	return 0;
 }
diff --git a/drivers/media/video/tea5761.c b/drivers/media/video/tea5761.c
index 1479f16f9a..858f2d1149 100644
--- a/drivers/media/video/tea5761.c
+++ b/drivers/media/video/tea5761.c
@@ -229,10 +229,10 @@ int tea5761_tuner_init(struct i2c_client *c)
 	tuner_info("type set to %d (%s)\n", t->type, "Philips TEA5761HN FM Radio");
 	strlcpy(c->name, "tea5761", sizeof(c->name));
 
-	t->set_tv_freq = set_tv_freq;
-	t->set_radio_freq = set_radio_freq;
-	t->has_signal = tea5761_signal;
-	t->is_stereo = tea5761_stereo;
+	t->ops.set_tv_freq = set_tv_freq;
+	t->ops.set_radio_freq = set_radio_freq;
+	t->ops.has_signal = tea5761_signal;
+	t->ops.is_stereo = tea5761_stereo;
 
 	return (0);
 }
diff --git a/drivers/media/video/tea5767.c b/drivers/media/video/tea5767.c
index d1c41781cc..c5510422aa 100644
--- a/drivers/media/video/tea5767.c
+++ b/drivers/media/video/tea5767.c
@@ -350,11 +350,11 @@ int tea5767_tuner_init(struct i2c_client *c)
 	tuner_info("type set to %d (%s)\n", t->type, "Philips TEA5767HN FM Radio");
 	strlcpy(c->name, "tea5767", sizeof(c->name));
 
-	t->set_tv_freq = set_tv_freq;
-	t->set_radio_freq = set_radio_freq;
-	t->has_signal = tea5767_signal;
-	t->is_stereo = tea5767_stereo;
-	t->standby = tea5767_standby;
+	t->ops.set_tv_freq = set_tv_freq;
+	t->ops.set_radio_freq = set_radio_freq;
+	t->ops.has_signal = tea5767_signal;
+	t->ops.is_stereo = tea5767_stereo;
+	t->ops.standby = tea5767_standby;
 
 	return (0);
 }
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index acbffbfdb5..603476532f 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -80,7 +80,7 @@ static void set_tv_freq(struct i2c_client *c, unsigned int freq)
 		tuner_warn ("tuner type not set\n");
 		return;
 	}
-	if (NULL == t->set_tv_freq) {
+	if (NULL == t->ops.set_tv_freq) {
 		tuner_warn ("Tuner has no way to set tv freq\n");
 		return;
 	}
@@ -95,7 +95,7 @@ static void set_tv_freq(struct i2c_client *c, unsigned int freq)
 		else
 			freq = tv_range[1] * 16;
 	}
-	t->set_tv_freq(c, freq);
+	t->ops.set_tv_freq(c, freq);
 }
 
 static void set_radio_freq(struct i2c_client *c, unsigned int freq)
@@ -106,7 +106,7 @@ static void set_radio_freq(struct i2c_client *c, unsigned int freq)
 		tuner_warn ("tuner type not set\n");
 		return;
 	}
-	if (NULL == t->set_radio_freq) {
+	if (NULL == t->ops.set_radio_freq) {
 		tuner_warn ("tuner has no way to set radio frequency\n");
 		return;
 	}
@@ -122,7 +122,7 @@ static void set_radio_freq(struct i2c_client *c, unsigned int freq)
 			freq = radio_range[1] * 16000;
 	}
 
-	t->set_radio_freq(c, freq);
+	t->ops.set_radio_freq(c, freq);
 }
 
 static void set_freq(struct i2c_client *c, unsigned long freq)
@@ -178,8 +178,8 @@ static void set_type(struct i2c_client *c, unsigned int type,
 	}
 
 	/* discard private data, in case set_type() was previously called */
-	if (t->release)
-		t->release(c);
+	if (t->ops.release)
+		t->ops.release(c);
 	else {
 		kfree(t->priv);
 		t->priv = NULL;
@@ -429,11 +429,11 @@ static void tuner_status(struct i2c_client *client)
 	tuner_info("Standard:        0x%08lx\n", (unsigned long)t->std);
 	if (t->mode != V4L2_TUNER_RADIO)
 	       return;
-	if (t->has_signal) {
-		tuner_info("Signal strength: %d\n", t->has_signal(client));
+	if (t->ops.has_signal) {
+		tuner_info("Signal strength: %d\n", t->ops.has_signal(client));
 	}
-	if (t->is_stereo) {
-		tuner_info("Stereo:          %s\n", t->is_stereo(client) ? "yes" : "no");
+	if (t->ops.is_stereo) {
+		tuner_info("Stereo:          %s\n", t->ops.is_stereo(client) ? "yes" : "no");
 	}
 }
 
@@ -460,7 +460,7 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
 	t->type = UNSET;
 	t->audmode = V4L2_TUNER_MODE_STEREO;
 	t->mode_mask = T_UNINITIALIZED;
-	t->tuner_status = tuner_status;
+	t->ops.tuner_status = tuner_status;
 
 	if (show_i2c) {
 		unsigned char buffer[16];
@@ -566,8 +566,8 @@ static int tuner_detach(struct i2c_client *client)
 		return err;
 	}
 
-	if (t->release)
-		t->release(client);
+	if (t->ops.release)
+		t->ops.release(client);
 	else {
 		kfree(t->priv);
 	}
@@ -591,8 +591,8 @@ static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode,
 
 	if (check_mode(t, cmd) == EINVAL) {
 		t->mode = T_STANDBY;
-		if (t->standby)
-			t->standby (client);
+		if (t->ops.standby)
+			t->ops.standby (client);
 		return EINVAL;
 	}
 	return 0;
@@ -640,8 +640,8 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
 		if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL)
 			return 0;
 		t->mode = T_STANDBY;
-		if (t->standby)
-			t->standby (client);
+		if (t->ops.standby)
+			t->ops.standby (client);
 		break;
 #ifdef CONFIG_VIDEO_V4L1
 	case VIDIOCSAUDIO:
@@ -700,10 +700,10 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
 				return 0;
 
 			if (V4L2_TUNER_RADIO == t->mode) {
-				if (t->has_signal)
-					vt->signal = t->has_signal(client);
-				if (t->is_stereo) {
-					if (t->is_stereo(client))
+				if (t->ops.has_signal)
+					vt->signal = t->ops.has_signal(client);
+				if (t->ops.is_stereo) {
+					if (t->ops.is_stereo(client))
 						vt->flags |=
 						    VIDEO_TUNER_STEREO_ON;
 					else
@@ -731,8 +731,8 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
 			if (check_v4l2(t) == EINVAL)
 				return 0;
 
-			if (V4L2_TUNER_RADIO == t->mode && t->is_stereo)
-				va->mode = t->is_stereo(client)
+			if (V4L2_TUNER_RADIO == t->mode && t->ops.is_stereo)
+				va->mode = t->ops.is_stereo(client)
 				    ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO;
 			return 0;
 		}
@@ -797,8 +797,8 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
 			switch_v4l2();
 
 			tuner->type = t->mode;
-			if (t->get_afc)
-				tuner->afc=t->get_afc(client);
+			if (t->ops.get_afc)
+				tuner->afc=t->ops.get_afc(client);
 			if (t->mode == V4L2_TUNER_ANALOG_TV)
 				tuner->capability |= V4L2_TUNER_CAP_NORM;
 			if (t->mode != V4L2_TUNER_RADIO) {
@@ -808,13 +808,13 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
 			}
 
 			/* radio mode */
-			if (t->has_signal)
-				tuner->signal = t->has_signal(client);
+			if (t->ops.has_signal)
+				tuner->signal = t->ops.has_signal(client);
 
 			tuner->rxsubchans =
 				V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
-			if (t->is_stereo) {
-				tuner->rxsubchans = t->is_stereo(client) ?
+			if (t->ops.is_stereo) {
+				tuner->rxsubchans = t->ops.is_stereo(client) ?
 					V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
 			}
 
@@ -842,8 +842,8 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
 			break;
 		}
 	case VIDIOC_LOG_STATUS:
-		if (t->tuner_status)
-			t->tuner_status(client);
+		if (t->ops.tuner_status)
+			t->ops.tuner_status(client);
 		break;
 	}
 
diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c
index b5792d6a73..fb4addbd5e 100644
--- a/drivers/media/video/tuner-simple.c
+++ b/drivers/media/video/tuner-simple.c
@@ -487,11 +487,11 @@ int default_tuner_init(struct i2c_client *c)
 		   t->type, tuners[t->type].name);
 	strlcpy(c->name, tuners[t->type].name, sizeof(c->name));
 
-	t->set_tv_freq = default_set_tv_freq;
-	t->set_radio_freq = default_set_radio_freq;
-	t->has_signal = tuner_signal;
-	t->is_stereo = tuner_stereo;
-	t->standby = NULL;
+	t->ops.set_tv_freq = default_set_tv_freq;
+	t->ops.set_radio_freq = default_set_radio_freq;
+	t->ops.has_signal = tuner_signal;
+	t->ops.is_stereo = tuner_stereo;
+	t->ops.standby = NULL;
 
 	return 0;
 }
diff --git a/include/media/tuner.h b/include/media/tuner.h
index da821a027e..88eaf89302 100644
--- a/include/media/tuner.h
+++ b/include/media/tuner.h
@@ -183,6 +183,17 @@ struct tuner_setup {
 	int (*tuner_callback) (void *dev, int command,int arg);
 };
 
+struct tuner_operations {
+	void (*set_tv_freq)(struct i2c_client *c, unsigned int freq);
+	void (*set_radio_freq)(struct i2c_client *c, unsigned int freq);
+	int  (*has_signal)(struct i2c_client *c);
+	int  (*is_stereo)(struct i2c_client *c);
+	int  (*get_afc)(struct i2c_client *c);
+	void (*tuner_status)(struct i2c_client *c);
+	void (*standby)(struct i2c_client *c);
+	void (*release)(struct i2c_client *c);
+};
+
 struct tuner {
 	/* device */
 	struct i2c_client i2c;
@@ -207,15 +218,7 @@ struct tuner {
 	unsigned int config;
 	int (*tuner_callback) (void *dev, int command,int arg);
 
-	/* function ptrs */
-	void (*set_tv_freq)(struct i2c_client *c, unsigned int freq);
-	void (*set_radio_freq)(struct i2c_client *c, unsigned int freq);
-	int  (*has_signal)(struct i2c_client *c);
-	int  (*is_stereo)(struct i2c_client *c);
-	int  (*get_afc)(struct i2c_client *c);
-	void (*tuner_status)(struct i2c_client *c);
-	void (*standby)(struct i2c_client *c);
-	void (*release)(struct i2c_client *c);
+	struct tuner_operations ops;
 };
 
 extern unsigned const int tuner_count;