From c22bcb07ad4555fe7ac4ce724c8ad1de889f9477 Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Wed, 6 Jun 2007 16:14:18 -0300 Subject: 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 Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/mt20xx.c | 40 +++++++++++++++++++++++++--------------- 1 file changed, 25 insertions(+), 15 deletions(-) (limited to 'drivers/media/video/mt20xx.c') diff --git a/drivers/media/video/mt20xx.c b/drivers/media/video/mt20xx.c index 846c6233fa3d..8a838bdb01b6 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; -- cgit v1.2.3