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authorMichael Krufky <mkrufky@linuxtv.org>2007-10-21 19:39:50 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:01:09 -0200
commit4e9154b8a77d0f0f8f06857162823905612a50d7 (patch)
treeb4aaf7945fe52833168eabc8b581bedc2a774035 /drivers/media/video/tda8290.c
parent482b498d7a1eb0e445657fb55d2bc6d4871c0ef5 (diff)
V4L/DVB (6440): tuner: convert analog tuner demod sub-modules to dvb_frontend interface
Convert tda9887 and tda8290/5 to dvb_frontend interface Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/tda8290.c')
-rw-r--r--drivers/media/video/tda8290.c164
1 files changed, 87 insertions, 77 deletions
diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c
index e001c397ccf..288865c3c71 100644
--- a/drivers/media/video/tda8290.c
+++ b/drivers/media/video/tda8290.c
@@ -44,13 +44,15 @@ struct tda8290_priv {
unsigned char tda827x_ver;
struct tda827x_config cfg;
+
+ struct tuner *t;
};
/*---------------------------------------------------------------------*/
-static void tda8290_i2c_bridge(struct tuner *t, int close)
+static void tda8290_i2c_bridge(struct dvb_frontend *fe, int close)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char enable[2] = { 0x21, 0xC0 };
unsigned char disable[2] = { 0x21, 0x00 };
@@ -66,9 +68,9 @@ static void tda8290_i2c_bridge(struct tuner *t, int close)
}
}
-static void tda8295_i2c_bridge(struct tuner *t, int close)
+static void tda8295_i2c_bridge(struct dvb_frontend *fe, int close)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char enable[2] = { 0x45, 0xc1 };
unsigned char disable[2] = { 0x46, 0x00 };
@@ -96,9 +98,10 @@ static void tda8295_i2c_bridge(struct tuner *t, int close)
/*---------------------------------------------------------------------*/
-static void set_audio(struct tuner *t)
+static void set_audio(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
+ struct tuner *t = priv->t;
char* mode;
priv->cfg.tda827x_lpsel = 0;
@@ -143,9 +146,11 @@ static void set_audio(struct tuner *t)
tuner_dbg("setting tda8290 to system %s\n", mode);
}
-static void tda8290_set_freq(struct tuner *t, unsigned int freq)
+static void tda8290_set_freq(struct dvb_frontend *fe, unsigned int freq)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
+ struct tuner *t = priv->t;
+
unsigned char soft_reset[] = { 0x00, 0x00 };
unsigned char easy_mode[] = { 0x01, priv->tda8290_easy_mode };
unsigned char expert_mode[] = { 0x01, 0x80 };
@@ -175,7 +180,7 @@ static void tda8290_set_freq(struct tuner *t, unsigned int freq)
.std = t->std
};
- set_audio(t);
+ set_audio(fe);
tuner_dbg("tda827xa config is 0x%02x\n", t->config);
tuner_i2c_xfer_send(&priv->i2c_props, easy_mode, 2);
@@ -193,10 +198,10 @@ static void tda8290_set_freq(struct tuner *t, unsigned int freq)
tuner_i2c_xfer_send(&priv->i2c_props, adc_head_6, 2);
tuner_i2c_xfer_send(&priv->i2c_props, pll_bw_nom, 2);
- tda8290_i2c_bridge(t, 1);
+ tda8290_i2c_bridge(fe, 1);
- if (t->fe.ops.tuner_ops.set_analog_params)
- t->fe.ops.tuner_ops.set_analog_params(&t->fe, &params);
+ if (fe->ops.tuner_ops.set_analog_params)
+ fe->ops.tuner_ops.set_analog_params(fe, &params);
for (i = 0; i < 3; i++) {
tuner_i2c_xfer_send(&priv->i2c_props, &addr_pll_stat, 1);
@@ -227,7 +232,7 @@ static void tda8290_set_freq(struct tuner *t, unsigned int freq)
tuner_dbg("adjust gain, step 2. Agc: %d, lock: %d\n",
agc_stat, pll_stat & 0x80);
if (priv->cfg.agcf)
- priv->cfg.agcf(&t->fe);
+ priv->cfg.agcf(fe);
msleep(100);
tuner_i2c_xfer_send(&priv->i2c_props, &addr_agc_stat, 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &agc_stat, 1);
@@ -256,15 +261,15 @@ static void tda8290_set_freq(struct tuner *t, unsigned int freq)
}
}
- tda8290_i2c_bridge(t, 0);
+ tda8290_i2c_bridge(fe, 0);
tuner_i2c_xfer_send(&priv->i2c_props, if_agc_set, 2);
}
/*---------------------------------------------------------------------*/
-static void tda8295_power(struct tuner *t, int enable)
+static void tda8295_power(struct dvb_frontend *fe, int enable)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char buf[] = { 0x30, 0x00 }; /* clb_stdbt */
tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
@@ -278,9 +283,9 @@ static void tda8295_power(struct tuner *t, int enable)
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
}
-static void tda8295_set_easy_mode(struct tuner *t, int enable)
+static void tda8295_set_easy_mode(struct dvb_frontend *fe, int enable)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char buf[] = { 0x01, 0x00 };
tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
@@ -294,23 +299,23 @@ static void tda8295_set_easy_mode(struct tuner *t, int enable)
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
}
-static void tda8295_set_video_std(struct tuner *t)
+static void tda8295_set_video_std(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char buf[] = { 0x00, priv->tda8290_easy_mode };
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
- tda8295_set_easy_mode(t, 1);
+ tda8295_set_easy_mode(fe, 1);
msleep(20);
- tda8295_set_easy_mode(t, 0);
+ tda8295_set_easy_mode(fe, 0);
}
/*---------------------------------------------------------------------*/
-static void tda8295_agc1_out(struct tuner *t, int enable)
+static void tda8295_agc1_out(struct dvb_frontend *fe, int enable)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char buf[] = { 0x02, 0x00 }; /* DIV_FUNC */
tuner_i2c_xfer_send(&priv->i2c_props, &buf[0], 1);
@@ -324,9 +329,9 @@ static void tda8295_agc1_out(struct tuner *t, int enable)
tuner_i2c_xfer_send(&priv->i2c_props, buf, 2);
}
-static void tda8295_agc2_out(struct tuner *t, int enable)
+static void tda8295_agc2_out(struct dvb_frontend *fe, int enable)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char set_gpio_cf[] = { 0x44, 0x00 };
unsigned char set_gpio_val[] = { 0x46, 0x00 };
@@ -345,9 +350,9 @@ static void tda8295_agc2_out(struct tuner *t, int enable)
tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_val, 2);
}
-static int tda8295_has_signal(struct tuner *t)
+static int tda8295_has_signal(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char hvpll_stat = 0x26;
unsigned char ret;
@@ -359,9 +364,10 @@ static int tda8295_has_signal(struct tuner *t)
/*---------------------------------------------------------------------*/
-static void tda8295_set_freq(struct tuner *t, unsigned int freq)
+static void tda8295_set_freq(struct dvb_frontend *fe, unsigned int freq)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
+ struct tuner *t = priv->t;
u16 ifc;
unsigned char blanking_mode[] = { 0x1d, 0x00 };
@@ -373,45 +379,45 @@ static void tda8295_set_freq(struct tuner *t, unsigned int freq)
.std = t->std
};
- set_audio(t);
+ set_audio(fe);
ifc = priv->cfg.sgIF; /* FIXME */
tuner_dbg("%s: ifc = %u, freq = %d\n", __FUNCTION__, ifc, freq);
- tda8295_power(t, 1);
- tda8295_agc1_out(t, 1);
+ tda8295_power(fe, 1);
+ tda8295_agc1_out(fe, 1);
tuner_i2c_xfer_send(&priv->i2c_props, &blanking_mode[0], 1);
tuner_i2c_xfer_recv(&priv->i2c_props, &blanking_mode[1], 1);
- tda8295_set_video_std(t);
+ tda8295_set_video_std(fe);
blanking_mode[1] = 0x03;
tuner_i2c_xfer_send(&priv->i2c_props, blanking_mode, 2);
msleep(20);
- tda8295_i2c_bridge(t, 1);
+ tda8295_i2c_bridge(fe, 1);
- if (t->fe.ops.tuner_ops.set_analog_params)
- t->fe.ops.tuner_ops.set_analog_params(&t->fe, &params);
+ if (fe->ops.tuner_ops.set_analog_params)
+ fe->ops.tuner_ops.set_analog_params(fe, &params);
if (priv->cfg.agcf)
- priv->cfg.agcf(&t->fe);
+ priv->cfg.agcf(fe);
- if (tda8295_has_signal(t))
+ if (tda8295_has_signal(fe))
tuner_dbg("tda8295 is locked\n");
else
tuner_dbg("tda8295 not locked, no signal?\n");
- tda8295_i2c_bridge(t, 0);
+ tda8295_i2c_bridge(fe, 0);
}
/*---------------------------------------------------------------------*/
-static int tda8290_has_signal(struct tuner *t)
+static int tda8290_has_signal(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char i2c_get_afc[1] = { 0x1B };
unsigned char afc = 0;
@@ -423,33 +429,35 @@ static int tda8290_has_signal(struct tuner *t)
/*---------------------------------------------------------------------*/
-static void tda8290_standby(struct tuner *t)
+static void tda8290_standby(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
+
unsigned char cb1[] = { 0x30, 0xD0 };
unsigned char tda8290_standby[] = { 0x00, 0x02 };
unsigned char tda8290_agc_tri[] = { 0x02, 0x20 };
struct i2c_msg msg = {.addr = priv->tda827x_addr, .flags=0, .buf=cb1, .len = 2};
- tda8290_i2c_bridge(t, 1);
+ tda8290_i2c_bridge(fe, 1);
if (priv->tda827x_ver != 0)
cb1[1] = 0x90;
i2c_transfer(priv->i2c_props.adap, &msg, 1);
- tda8290_i2c_bridge(t, 0);
+ tda8290_i2c_bridge(fe, 0);
tuner_i2c_xfer_send(&priv->i2c_props, tda8290_agc_tri, 2);
tuner_i2c_xfer_send(&priv->i2c_props, tda8290_standby, 2);
}
-static void tda8295_standby(struct tuner *t)
+static void tda8295_standby(struct dvb_frontend *fe)
{
- tda8295_agc1_out(t, 0); /* Put AGC in tri-state */
+ tda8295_agc1_out(fe, 0); /* Put AGC in tri-state */
- tda8295_power(t, 0);
+ tda8295_power(fe, 0);
}
-static void tda8290_init_if(struct tuner *t)
+static void tda8290_init_if(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
+ struct tuner *t = priv->t;
unsigned char set_VS[] = { 0x30, 0x6F };
unsigned char set_GP00_CF[] = { 0x20, 0x01 };
@@ -462,9 +470,9 @@ static void tda8290_init_if(struct tuner *t)
tuner_i2c_xfer_send(&priv->i2c_props, set_VS, 2);
}
-static void tda8295_init_if(struct tuner *t)
+static void tda8295_init_if(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
static unsigned char set_adc_ctl[] = { 0x33, 0x14 };
static unsigned char set_adc_ctl2[] = { 0x34, 0x00 };
@@ -474,10 +482,10 @@ static void tda8295_init_if(struct tuner *t)
static unsigned char set_pll_reg10[] = { 0x42, 0x61 };
static unsigned char set_gpio_reg0[] = { 0x44, 0x0b };
- tda8295_power(t, 1);
+ tda8295_power(fe, 1);
- tda8295_set_easy_mode(t, 0);
- tda8295_set_video_std(t);
+ tda8295_set_easy_mode(fe, 0);
+ tda8295_set_video_std(fe);
tuner_i2c_xfer_send(&priv->i2c_props, set_adc_ctl, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_adc_ctl2, 2);
@@ -487,13 +495,13 @@ static void tda8295_init_if(struct tuner *t)
tuner_i2c_xfer_send(&priv->i2c_props, set_pll_reg10, 2);
tuner_i2c_xfer_send(&priv->i2c_props, set_gpio_reg0, 2);
- tda8295_agc1_out(t, 0);
- tda8295_agc2_out(t, 0);
+ tda8295_agc1_out(fe, 0);
+ tda8295_agc2_out(fe, 0);
}
-static void tda8290_init_tuner(struct tuner *t)
+static void tda8290_init_tuner(struct dvb_frontend *fe)
{
- struct tda8290_priv *priv = t->fe.analog_demod_priv;
+ struct tda8290_priv *priv = fe->analog_demod_priv;
unsigned char tda8275_init[] = { 0x00, 0x00, 0x00, 0x40, 0xdC, 0x04, 0xAf,
0x3F, 0x2A, 0x04, 0xFF, 0x00, 0x00, 0x40 };
unsigned char tda8275a_init[] = { 0x00, 0x00, 0x00, 0x00, 0xdC, 0x05, 0x8b,
@@ -503,20 +511,20 @@ static void tda8290_init_tuner(struct tuner *t)
if (priv->tda827x_ver != 0)
msg.buf = tda8275a_init;
- tda8290_i2c_bridge(t, 1);
+ tda8290_i2c_bridge(fe, 1);
i2c_transfer(priv->i2c_props.adap, &msg, 1);
- tda8290_i2c_bridge(t, 0);
+ tda8290_i2c_bridge(fe, 0);
}
/*---------------------------------------------------------------------*/
-static void tda829x_release(struct tuner *t)
+static void tda829x_release(struct dvb_frontend *fe)
{
- if (t->fe.ops.tuner_ops.release)
- t->fe.ops.tuner_ops.release(&t->fe);
+ if (fe->ops.tuner_ops.release)
+ fe->ops.tuner_ops.release(fe);
- kfree(t->fe.analog_demod_priv);
- t->fe.analog_demod_priv = NULL;
+ kfree(fe->analog_demod_priv);
+ fe->analog_demod_priv = NULL;
}
static struct analog_tuner_ops tda8290_tuner_ops = {
@@ -552,8 +560,9 @@ int tda8290_attach(struct tuner *t)
priv->i2c_props.adap = t->i2c.adapter;
priv->cfg.config = &t->config;
priv->cfg.tuner_callback = t->tuner_callback;
+ priv->t = t;
- tda8290_i2c_bridge(t, 1);
+ tda8290_i2c_bridge(&t->fe, 1);
/* probe for tuner chip */
tuners_found = 0;
tuner_addrs = 0;
@@ -569,7 +578,7 @@ int tda8290_attach(struct tuner *t)
behind the bridge and we choose the highest address that doesn't
give a response now
*/
- tda8290_i2c_bridge(t, 0);
+ tda8290_i2c_bridge(&t->fe, 0);
if(tuners_found > 1)
for (i = 0; i < tuners_found; i++) {
msg.addr = tuner_addrs & 0xff;
@@ -590,7 +599,7 @@ int tda8290_attach(struct tuner *t)
priv->tda827x_addr = tuner_addrs;
msg.addr = tuner_addrs;
- tda8290_i2c_bridge(t, 1);
+ tda8290_i2c_bridge(&t->fe, 1);
ret = i2c_transfer(priv->i2c_props.adap, &msg, 1);
if( ret != 1)
@@ -619,8 +628,8 @@ int tda8290_attach(struct tuner *t)
priv->cfg.tda827x_lpsel = 0;
t->mode = V4L2_TUNER_ANALOG_TV;
- tda8290_init_tuner(t);
- tda8290_init_if(t);
+ tda8290_init_tuner(&t->fe);
+ tda8290_init_if(&t->fe);
return 0;
}
EXPORT_SYMBOL_GPL(tda8290_attach);
@@ -640,8 +649,9 @@ int tda8295_attach(struct tuner *t)
priv->i2c_props.addr = t->i2c.addr;
priv->i2c_props.adap = t->i2c.adapter;
+ priv->t = t;
- tda8295_i2c_bridge(t, 1);
+ tda8295_i2c_bridge(&t->fe, 1);
/* probe for tuner chip */
tuners_found = 0;
tuner_addrs = 0;
@@ -657,7 +667,7 @@ int tda8295_attach(struct tuner *t)
behind the bridge and we choose the highest address that doesn't
give a response now
*/
- tda8295_i2c_bridge(t, 0);
+ tda8295_i2c_bridge(&t->fe, 0);
if (tuners_found > 1)
for (i = 0; i < tuners_found; i++) {
msg.addr = tuner_addrs & 0xff;
@@ -678,9 +688,9 @@ int tda8295_attach(struct tuner *t)
priv->tda827x_addr = tuner_addrs;
msg.addr = tuner_addrs;
- tda8295_i2c_bridge(t, 1);
+ tda8295_i2c_bridge(&t->fe, 1);
ret = i2c_transfer(priv->i2c_props.adap, &msg, 1);
- tda8295_i2c_bridge(t, 0);
+ tda8295_i2c_bridge(&t->fe, 0);
if (ret != 1)
tuner_warn("TDA827x access failed!\n");
if ((data & 0x3c) == 0) {
@@ -708,7 +718,7 @@ int tda8295_attach(struct tuner *t)
priv->cfg.tda827x_lpsel = 0;
t->mode = V4L2_TUNER_ANALOG_TV;
- tda8295_init_if(t);
+ tda8295_init_if(&t->fe);
return 0;
}
EXPORT_SYMBOL_GPL(tda8295_attach);