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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.c95
1 files changed, 67 insertions, 28 deletions
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 505591a7abe9..e646465464a1 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -20,11 +20,15 @@
#include <media/tuner.h>
#include <media/v4l2-common.h>
+#include "tuner-driver.h"
#define UNSET (-1U)
/* standard i2c insmod options */
static unsigned short normal_i2c[] = {
+#ifdef CONFIG_TUNER_TEA5761
+ 0x10,
+#endif
0x42, 0x43, 0x4a, 0x4b, /* tda8290 */
0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
@@ -77,7 +81,7 @@ 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;
}
@@ -92,7 +96,7 @@ 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)
@@ -103,7 +107,7 @@ 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;
}
@@ -119,7 +123,7 @@ 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)
@@ -174,6 +178,14 @@ static void set_type(struct i2c_client *c, unsigned int type,
return;
}
+ /* discard private data, in case set_type() was previously called */
+ if (t->ops.release)
+ t->ops.release(c);
+ else {
+ kfree(t->priv);
+ t->priv = NULL;
+ }
+
switch (t->type) {
case TUNER_MT2032:
microtune_init(c);
@@ -189,6 +201,16 @@ static void set_type(struct i2c_client *c, unsigned int type,
}
t->mode_mask = T_RADIO;
break;
+#ifdef CONFIG_TUNER_TEA5761
+ case TUNER_TEA5761:
+ if (tea5761_tuner_init(c) == EINVAL) {
+ t->type = TUNER_ABSENT;
+ t->mode_mask = T_UNINITIALIZED;
+ return;
+ }
+ t->mode_mask = T_RADIO;
+ break;
+#endif
case TUNER_PHILIPS_FMD1216ME_MK3:
buffer[0] = 0x0b;
buffer[1] = 0xdc;
@@ -408,11 +430,11 @@ 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");
}
}
@@ -437,10 +459,9 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
memcpy(&t->i2c, &client_template, sizeof(struct i2c_client));
i2c_set_clientdata(&t->i2c, t);
t->type = UNSET;
- t->radio_if2 = 10700 * 1000; /* 10.7MHz - FM radio */
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];
@@ -460,6 +481,19 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind)
/* autodetection code based on the i2c addr */
if (!no_autodetect) {
switch (addr) {
+#ifdef CONFIG_TUNER_TEA5761
+ case 0x10:
+ if (tea5761_autodetection(&t->i2c) != EINVAL) {
+ t->type = TUNER_TEA5761;
+ t->mode_mask = T_RADIO;
+ t->mode = T_STANDBY;
+ t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */
+ default_mode_mask &= ~T_RADIO;
+
+ goto register_client;
+ }
+ break;
+#endif
case 0x42:
case 0x43:
case 0x4a:
@@ -533,6 +567,11 @@ static int tuner_detach(struct i2c_client *client)
return err;
}
+ if (t->ops.release)
+ t->ops.release(client);
+ else {
+ kfree(t->priv);
+ }
kfree(t);
return 0;
}
@@ -553,8 +592,8 @@ 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;
@@ -602,8 +641,8 @@ 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:
@@ -662,10 +701,10 @@ 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
@@ -693,8 +732,8 @@ 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;
}
@@ -759,8 +798,8 @@ 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) {
@@ -770,13 +809,13 @@ 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;
}
@@ -804,8 +843,8 @@ 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;
}
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-23 13:18:59 +0000