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path: root/drivers/media/video/tuner-core.c
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Diffstat (limited to 'drivers/media/video/tuner-core.c')
-rw-r--r--drivers/media/video/tuner-core.c79
1 files changed, 43 insertions, 36 deletions
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 9903b3f2530..805a2bd29e7 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -77,9 +77,10 @@ static struct i2c_client client_template;
/* ---------------------------------------------------------------------- */
-static void fe_set_freq(struct tuner *t, unsigned int freq)
+static void fe_set_freq(struct dvb_frontend *fe, unsigned int freq)
{
- struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
+ struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops;
+ struct tuner *t = fe->analog_demod_priv;
struct analog_parameters params = {
.frequency = freq,
@@ -92,39 +93,38 @@ static void fe_set_freq(struct tuner *t, unsigned int freq)
tuner_warn("Tuner frontend module has no way to set freq\n");
return;
}
- fe_tuner_ops->set_analog_params(&t->fe, &params);
+ fe_tuner_ops->set_analog_params(fe, &params);
}
-static void fe_release(struct tuner *t)
+static void fe_release(struct dvb_frontend *fe)
{
- struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
-
- if (fe_tuner_ops->release)
- fe_tuner_ops->release(&t->fe);
+ if (fe->ops.tuner_ops.release)
+ fe->ops.tuner_ops.release(fe);
- t->fe.ops.analog_demod_ops = NULL;
+ fe->ops.analog_demod_ops = NULL;
+ /* DO NOT kfree(t->fe.analog_demod_priv) */
+ fe->analog_demod_priv = NULL;
}
-static void fe_standby(struct tuner *t)
+static void fe_standby(struct dvb_frontend *fe)
{
- struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
+ struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops;
if (fe_tuner_ops->sleep)
- fe_tuner_ops->sleep(&t->fe);
+ fe_tuner_ops->sleep(fe);
}
-static int fe_has_signal(struct tuner *t)
+static int fe_has_signal(struct dvb_frontend *fe)
{
- struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
u16 strength = 0;
- if (fe_tuner_ops->get_rf_strength)
- fe_tuner_ops->get_rf_strength(&t->fe, &strength);
+ if (fe->ops.tuner_ops.get_rf_strength)
+ fe->ops.tuner_ops.get_rf_strength(fe, &strength);
return strength;
}
-static void tuner_status(struct tuner *t);
+static void tuner_status(struct dvb_frontend *fe);
static struct analog_tuner_ops tuner_core_ops = {
.set_tv_freq = fe_set_freq,
@@ -160,7 +160,7 @@ static void set_tv_freq(struct i2c_client *c, unsigned int freq)
else
freq = tv_range[1] * 16;
}
- ops->set_tv_freq(t, freq);
+ ops->set_tv_freq(&t->fe, freq);
}
static void set_radio_freq(struct i2c_client *c, unsigned int freq)
@@ -188,7 +188,7 @@ static void set_radio_freq(struct i2c_client *c, unsigned int freq)
freq = radio_range[1] * 16000;
}
- ops->set_radio_freq(t, freq);
+ ops->set_radio_freq(&t->fe, freq);
}
static void set_freq(struct i2c_client *c, unsigned long freq)
@@ -279,7 +279,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
/* discard private data, in case set_type() was previously called */
if ((ops) && (ops->release))
- ops->release(t);
+ ops->release(&t->fe);
switch (t->type) {
case TUNER_MT2032:
@@ -359,6 +359,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
strlcpy(t->i2c.name, fe_tuner_ops->info.name, sizeof(t->i2c.name));
t->fe.ops.analog_demod_ops = &tuner_core_ops;
+ t->fe.analog_demod_priv = t;
}
tuner_info("type set to %s\n", t->i2c.name);
@@ -531,8 +532,9 @@ static int tuner_fixup_std(struct tuner *t)
return 0;
}
-static void tuner_status(struct tuner *t)
+static void tuner_status(struct dvb_frontend *fe)
{
+ struct tuner *t = fe->analog_demod_priv;
unsigned long freq, freq_fraction;
struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops;
@@ -566,10 +568,11 @@ static void tuner_status(struct tuner *t)
tuner_info("Stereo: yes\n");
}
if ((ops) && (ops->has_signal)) {
- tuner_info("Signal strength: %d\n", ops->has_signal(t));
+ tuner_info("Signal strength: %d\n", ops->has_signal(fe));
}
if ((ops) && (ops->is_stereo)) {
- tuner_info("Stereo: %s\n", ops->is_stereo(t) ? "yes" : "no");
+ tuner_info("Stereo: %s\n", ops->is_stereo(fe) ?
+ "yes" : "no");
}
}
@@ -723,7 +726,7 @@ static int tuner_detach(struct i2c_client *client)
}
if ((ops) && (ops->release))
- ops->release(t);
+ ops->release(&t->fe);
kfree(t);
return 0;
@@ -748,7 +751,7 @@ 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 ((ops) && (ops->standby))
- ops->standby(t);
+ ops->standby(&t->fe);
return EINVAL;
}
return 0;
@@ -799,7 +802,7 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
return 0;
t->mode = T_STANDBY;
if ((ops) && (ops->standby))
- ops->standby(t);
+ ops->standby(&t->fe);
break;
#ifdef CONFIG_VIDEO_V4L1
case VIDIOCSAUDIO:
@@ -868,7 +871,7 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
vt->flags &= ~VIDEO_TUNER_STEREO_ON;
} else {
if ((ops) && (ops->is_stereo)) {
- if (ops->is_stereo(t))
+ if (ops->is_stereo(&t->fe))
vt->flags |=
VIDEO_TUNER_STEREO_ON;
else
@@ -877,7 +880,7 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
}
}
if ((ops) && (ops->has_signal))
- vt->signal = ops->has_signal(t);
+ vt->signal = ops->has_signal(&t->fe);
vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */
@@ -908,7 +911,7 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
va->mode = (tuner_status & TUNER_STATUS_STEREO)
? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO;
} else if ((ops) && (ops->is_stereo))
- va->mode = ops->is_stereo(t)
+ va->mode = ops->is_stereo(&t->fe)
? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO;
}
return 0;
@@ -999,7 +1002,7 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
tuner->type = t->mode;
if ((ops) && (ops->get_afc))
- tuner->afc = ops->get_afc(t);
+ tuner->afc = ops->get_afc(&t->fe);
if (t->mode == V4L2_TUNER_ANALOG_TV)
tuner->capability |= V4L2_TUNER_CAP_NORM;
if (t->mode != V4L2_TUNER_RADIO) {
@@ -1015,16 +1018,20 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
u32 tuner_status;
fe_tuner_ops->get_status(&t->fe, &tuner_status);
- tuner->rxsubchans = (tuner_status & TUNER_STATUS_STEREO) ?
- V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
+ tuner->rxsubchans =
+ (tuner_status & TUNER_STATUS_STEREO) ?
+ V4L2_TUNER_SUB_STEREO :
+ V4L2_TUNER_SUB_MONO;
} else {
if ((ops) && (ops->is_stereo)) {
- tuner->rxsubchans = ops->is_stereo(t) ?
- V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
+ tuner->rxsubchans =
+ ops->is_stereo(&t->fe) ?
+ V4L2_TUNER_SUB_STEREO :
+ V4L2_TUNER_SUB_MONO;
}
}
if ((ops) && (ops->has_signal))
- tuner->signal = ops->has_signal(t);
+ tuner->signal = ops->has_signal(&t->fe);
tuner->capability |=
V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
tuner->audmode = t->audmode;
@@ -1050,7 +1057,7 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
}
case VIDIOC_LOG_STATUS:
if ((ops) && (ops->tuner_status))
- ops->tuner_status(t);
+ ops->tuner_status(&t->fe);
break;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-08 03:06:54 +0000