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authorMichael Krufky <mkrufky@linuxtv.org>2007-06-06 16:14:18 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2007-07-18 14:24:03 -0300
commitc22bcb07ad4555fe7ac4ce724c8ad1de889f9477 (patch)
tree781eb63903f016056352da7e00f349601d46541b
parent7a91a80a0d1a0a83a94e773ec6245b31b7c4ceed (diff)
V4L/DVB (5754): Mt20xx: store tuning operations in tuner_operations structure
Create static struct tuner_operations mt2050_tuner_ops and mt2032_tuner_ops for mt20xx tuning function callback pointers Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
-rw-r--r--drivers/media/video/mt20xx.c40
1 files changed, 25 insertions, 15 deletions
diff --git a/drivers/media/video/mt20xx.c b/drivers/media/video/mt20xx.c
index 846c6233fa3..8a838bdb01b 100644
--- a/drivers/media/video/mt20xx.c
+++ b/drivers/media/video/mt20xx.c
@@ -42,6 +42,14 @@ struct microtune_priv {
unsigned int radio_if2;
};
+static void microtune_release(struct i2c_client *c)
+{
+ struct tuner *t = i2c_get_clientdata(c);
+
+ kfree(t->priv);
+ t->priv = NULL;
+}
+
// IsSpurInBand()?
static int mt2032_spurcheck(struct i2c_client *c,
int f1, int f2, int spectrum_from,int spectrum_to)
@@ -308,6 +316,12 @@ static void mt2032_set_radio_freq(struct i2c_client *c, unsigned int freq)
1085*1000*1000,if2,if2,if2);
}
+static struct tuner_operations mt2032_tuner_ops = {
+ .set_tv_freq = mt2032_set_tv_freq,
+ .set_radio_freq = mt2032_set_radio_freq,
+ .release = microtune_release,
+};
+
// Initalization as described in "MT203x Programming Procedures", Rev 1.2, Feb.2001
static int mt2032_init(struct i2c_client *c)
{
@@ -361,8 +375,8 @@ static int mt2032_init(struct i2c_client *c)
} while (xok != 1 );
priv->xogc=xogc;
- t->ops.set_tv_freq = mt2032_set_tv_freq;
- t->ops.set_radio_freq = mt2032_set_radio_freq;
+ memcpy(&t->ops, &mt2032_tuner_ops, sizeof(struct tuner_operations));
+
return(1);
}
@@ -471,6 +485,12 @@ static void mt2050_set_radio_freq(struct i2c_client *c, unsigned int freq)
mt2050_set_antenna(c, radio_antenna);
}
+static struct tuner_operations mt2050_tuner_ops = {
+ .set_tv_freq = mt2050_set_tv_freq,
+ .set_radio_freq = mt2050_set_radio_freq,
+ .release = microtune_release,
+};
+
static int mt2050_init(struct i2c_client *c)
{
struct tuner *t = i2c_get_clientdata(c);
@@ -490,17 +510,10 @@ static int mt2050_init(struct i2c_client *c)
i2c_master_recv(c,buf,1);
tuner_dbg("mt2050: sro is %x\n",buf[0]);
- t->ops.set_tv_freq = mt2050_set_tv_freq;
- t->ops.set_radio_freq = mt2050_set_radio_freq;
- return 0;
-}
-static void microtune_release(struct i2c_client *c)
-{
- struct tuner *t = i2c_get_clientdata(c);
+ memcpy(&t->ops, &mt2050_tuner_ops, sizeof(struct tuner_operations));
- kfree(t->priv);
- t->priv = NULL;
+ return 0;
}
int microtune_init(struct i2c_client *c)
@@ -519,10 +532,7 @@ int microtune_init(struct i2c_client *c)
priv->radio_if2 = 10700 * 1000; /* 10.7MHz - FM radio */
memset(buf,0,sizeof(buf));
- 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;