#include <linux/i2c.h>
#include <linux/types.h>
#include <linux/init.h>
-#include <linux/videodev.h>
+#include <linux/videodev2.h>
#include <media/tuner.h>
#include <media/tuner-types.h>
-#include <media/v4l2-common.h>
-#include <media/v4l2-i2c-drv-legacy.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-i2c-drv.h>
#include "mt20xx.h"
#include "tda8290.h"
#include "tea5761.h"
#include "tuner-simple.h"
#include "tda9887.h"
#include "xc5000.h"
+#include "tda18271.h"
#define UNSET (-1U)
#define PREFIX t->i2c->driver->driver.name
+/** This macro allows us to probe dynamically, avoiding static links */
+#ifdef CONFIG_MEDIA_ATTACH
+#define tuner_symbol_probe(FUNCTION, ARGS...) ({ \
+ int __r = -EINVAL; \
+ typeof(&FUNCTION) __a = symbol_request(FUNCTION); \
+ if (__a) { \
+ __r = (int) __a(ARGS); \
+ symbol_put(FUNCTION); \
+ } else { \
+ printk(KERN_ERR "TUNER: Unable to find " \
+ "symbol "#FUNCTION"()\n"); \
+ } \
+ __r; \
+})
+
+static void tuner_detach(struct dvb_frontend *fe)
+{
+ if (fe->ops.tuner_ops.release) {
+ fe->ops.tuner_ops.release(fe);
+ symbol_put_addr(fe->ops.tuner_ops.release);
+ }
+ if (fe->ops.analog_ops.release) {
+ fe->ops.analog_ops.release(fe);
+ symbol_put_addr(fe->ops.analog_ops.release);
+ }
+}
+#else
+#define tuner_symbol_probe(FUNCTION, ARGS...) ({ \
+ FUNCTION(ARGS); \
+})
+
+static void tuner_detach(struct dvb_frontend *fe)
+{
+ if (fe->ops.tuner_ops.release)
+ fe->ops.tuner_ops.release(fe);
+ if (fe->ops.analog_ops.release)
+ fe->ops.analog_ops.release(fe);
+}
+#endif
+
struct tuner {
/* device */
struct dvb_frontend fe;
struct i2c_client *i2c;
+ struct v4l2_subdev sd;
struct list_head list;
unsigned int using_v4l2:1;
unsigned int type; /* chip type id */
unsigned int config;
- int (*tuner_callback) (void *dev, int command, int arg);
+ const char *name;
};
-/* standard i2c insmod options */
-static unsigned short normal_i2c[] = {
-#if defined(CONFIG_MEDIA_TUNER_TEA5761) || (defined(CONFIG_MEDIA_TUNER_TEA5761_MODULE) && defined(MODULE))
- 0x10,
-#endif
- 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */
- 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
- 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
- I2C_CLIENT_END
-};
+static inline struct tuner *to_tuner(struct v4l2_subdev *sd)
+{
+ return container_of(sd, struct tuner, sd);
+}
-I2C_CLIENT_INSMOD;
/* insmod options used at init time => read/only */
static unsigned int addr;
fe_tuner_ops->set_analog_params(fe, params);
}
-static void fe_release(struct dvb_frontend *fe)
-{
- if (fe->ops.tuner_ops.release)
- fe->ops.tuner_ops.release(fe);
-
- /* DO NOT kfree(fe->analog_demod_priv)
- *
- * If we are in this function, analog_demod_priv contains a pointer
- * to struct tuner *t. This will be kfree'd in tuner_detach().
- *
- * Otherwise, fe->ops.analog_demod_ops->release will
- * handle the cleanup for analog demodulator modules.
- */
- fe->analog_demod_priv = NULL;
-}
-
static void fe_standby(struct dvb_frontend *fe)
{
struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops;
static void tuner_status(struct dvb_frontend *fe);
-static struct analog_demod_ops tuner_core_ops = {
+static struct analog_demod_ops tuner_analog_ops = {
.set_params = fe_set_params,
.standby = fe_standby,
- .release = fe_release,
.has_signal = fe_has_signal,
.set_config = fe_set_config,
.tuner_status = tuner_status
/* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */
static void set_tv_freq(struct i2c_client *c, unsigned int freq)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner *t = to_tuner(i2c_get_clientdata(c));
struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
struct analog_parameters params = {
static void set_radio_freq(struct i2c_client *c, unsigned int freq)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner *t = to_tuner(i2c_get_clientdata(c));
struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
struct analog_parameters params = {
static void set_freq(struct i2c_client *c, unsigned long freq)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner *t = to_tuner(i2c_get_clientdata(c));
switch (t->mode) {
case V4L2_TUNER_RADIO:
}
}
-static void tuner_i2c_address_check(struct tuner *t)
-{
- if ((t->type == UNSET || t->type == TUNER_ABSENT) ||
- ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f)))
- return;
-
- /* We already know that the XC5000 can only be located at
- * i2c address 0x61, 0x62, 0x63 or 0x64 */
- if ((t->type == TUNER_XC5000) &&
- ((t->i2c->addr <= 0x64)) && (t->i2c->addr >= 0x61))
- return;
-
- tuner_warn("====================== WARNING! ======================\n");
- tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n");
- tuner_warn("will soon be dropped. This message indicates that your\n");
- tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n",
- t->i2c->name, t->i2c->addr);
- tuner_warn("To ensure continued support for your device, please\n");
- tuner_warn("send a copy of this message, along with full dmesg\n");
- tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n");
- tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n");
- tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n",
- t->i2c->adapter->name, t->i2c->addr, t->type, t->i2c->name);
- tuner_warn("====================== WARNING! ======================\n");
-}
-
-static void attach_tda829x(struct tuner *t)
-{
- struct tda829x_config cfg = {
- .lna_cfg = t->config,
- .tuner_callback = t->tuner_callback,
- };
- tda829x_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg);
-}
-
static struct xc5000_config xc5000_cfg;
static void set_type(struct i2c_client *c, unsigned int type,
unsigned int new_mode_mask, unsigned int new_config,
- int (*tuner_callback) (void *dev, int command,int arg))
+ int (*tuner_callback) (void *dev, int component, int cmd, int arg))
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner *t = to_tuner(i2c_get_clientdata(c));
struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
unsigned char buffer[4];
+ int tune_now = 1;
if (type == UNSET || type == TUNER_ABSENT) {
tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr);
}
t->type = type;
- t->config = new_config;
+ /* prevent invalid config values */
+ t->config = new_config < 256 ? new_config : 0;
if (tuner_callback != NULL) {
tuner_dbg("defining GPIO callback\n");
- t->tuner_callback = tuner_callback;
+ t->fe.callback = tuner_callback;
}
if (t->mode == T_UNINITIALIZED) {
}
/* discard private data, in case set_type() was previously called */
- if (analog_ops->release)
- analog_ops->release(&t->fe);
+ tuner_detach(&t->fe);
+ t->fe.analog_demod_priv = NULL;
switch (t->type) {
case TUNER_MT2032:
- microtune_attach(&t->fe, t->i2c->adapter, t->i2c->addr);
+ if (!dvb_attach(microtune_attach,
+ &t->fe, t->i2c->adapter, t->i2c->addr))
+ goto attach_failed;
break;
case TUNER_PHILIPS_TDA8290:
{
- attach_tda829x(t);
+ struct tda829x_config cfg = {
+ .lna_cfg = t->config,
+ };
+ if (!dvb_attach(tda829x_attach, &t->fe, t->i2c->adapter,
+ t->i2c->addr, &cfg))
+ goto attach_failed;
break;
}
case TUNER_TEA5767:
- if (!tea5767_attach(&t->fe, t->i2c->adapter, t->i2c->addr))
+ if (!dvb_attach(tea5767_attach, &t->fe,
+ t->i2c->adapter, t->i2c->addr))
goto attach_failed;
t->mode_mask = T_RADIO;
break;
case TUNER_TEA5761:
- if (!tea5761_attach(&t->fe, t->i2c->adapter, t->i2c->addr))
+ if (!dvb_attach(tea5761_attach, &t->fe,
+ t->i2c->adapter, t->i2c->addr))
goto attach_failed;
t->mode_mask = T_RADIO;
break;
buffer[2] = 0x86;
buffer[3] = 0x54;
i2c_master_send(c, buffer, 4);
- if (!simple_tuner_attach(&t->fe, t->i2c->adapter, t->i2c->addr,
- t->type))
+ if (!dvb_attach(simple_tuner_attach, &t->fe,
+ t->i2c->adapter, t->i2c->addr, t->type))
goto attach_failed;
break;
case TUNER_PHILIPS_TD1316:
buffer[1] = 0xdc;
buffer[2] = 0x86;
buffer[3] = 0xa4;
- i2c_master_send(c,buffer,4);
- if (!simple_tuner_attach(&t->fe, t->i2c->adapter,
- t->i2c->addr, t->type))
+ i2c_master_send(c, buffer, 4);
+ if (!dvb_attach(simple_tuner_attach, &t->fe,
+ t->i2c->adapter, t->i2c->addr, t->type))
goto attach_failed;
break;
case TUNER_XC2028:
struct xc2028_config cfg = {
.i2c_adap = t->i2c->adapter,
.i2c_addr = t->i2c->addr,
- .callback = t->tuner_callback,
};
- if (!xc2028_attach(&t->fe, &cfg))
+ if (!dvb_attach(xc2028_attach, &t->fe, &cfg))
goto attach_failed;
+ tune_now = 0;
break;
}
case TUNER_TDA9887:
- tda9887_attach(&t->fe, t->i2c->adapter, t->i2c->addr);
+ if (!dvb_attach(tda9887_attach,
+ &t->fe, t->i2c->adapter, t->i2c->addr))
+ goto attach_failed;
break;
case TUNER_XC5000:
{
- struct dvb_tuner_ops *xc_tuner_ops;
-
xc5000_cfg.i2c_address = t->i2c->addr;
- xc5000_cfg.if_khz = 5380;
- xc5000_cfg.priv = c->adapter->algo_data;
- xc5000_cfg.tuner_callback = t->tuner_callback;
- if (!xc5000_attach(&t->fe, t->i2c->adapter, &xc5000_cfg))
+ /* if_khz will be set when the digital dvb_attach() occurs */
+ xc5000_cfg.if_khz = 0;
+ if (!dvb_attach(xc5000_attach,
+ &t->fe, t->i2c->adapter, &xc5000_cfg))
goto attach_failed;
+ tune_now = 0;
+ break;
+ }
+ case TUNER_NXP_TDA18271:
+ {
+ struct tda18271_config cfg = {
+ .config = t->config,
+ };
- xc_tuner_ops = &t->fe.ops.tuner_ops;
- if (xc_tuner_ops->init)
- xc_tuner_ops->init(&t->fe);
+ if (!dvb_attach(tda18271_attach, &t->fe, t->i2c->addr,
+ t->i2c->adapter, &cfg))
+ goto attach_failed;
+ tune_now = 0;
break;
}
default:
- if (!simple_tuner_attach(&t->fe, t->i2c->adapter,
- t->i2c->addr, t->type))
+ if (!dvb_attach(simple_tuner_attach, &t->fe,
+ t->i2c->adapter, t->i2c->addr, t->type))
goto attach_failed;
break;
if ((NULL == analog_ops->set_params) &&
(fe_tuner_ops->set_analog_params)) {
- strlcpy(t->i2c->name, fe_tuner_ops->info.name,
- sizeof(t->i2c->name));
+
+ t->name = fe_tuner_ops->info.name;
t->fe.analog_demod_priv = t;
- memcpy(analog_ops, &tuner_core_ops,
+ memcpy(analog_ops, &tuner_analog_ops,
sizeof(struct analog_demod_ops));
+
} else {
- strlcpy(t->i2c->name, analog_ops->info.name,
- sizeof(t->i2c->name));
+ t->name = analog_ops->info.name;
}
- tuner_dbg("type set to %s\n", t->i2c->name);
+ tuner_dbg("type set to %s\n", t->name);
if (t->mode_mask == T_UNINITIALIZED)
t->mode_mask = new_mode_mask;
- /* xc2028/3028 and xc5000 requires a firmware to be set-up later
+ /* Some tuners require more initialization setup before use,
+ such as firmware download or device calibration.
trying to set a frequency here will just fail
FIXME: better to move set_freq to the tuner code. This is needed
on analog tuners for PLL to properly work
*/
- if (t->type != TUNER_XC2028 && t->type != TUNER_XC5000)
+ if (tune_now)
set_freq(c, (V4L2_TUNER_RADIO == t->mode) ?
t->radio_freq : t->tv_freq);
tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n",
c->adapter->name, c->driver->driver.name, c->addr << 1, type,
t->mode_mask);
- tuner_i2c_address_check(t);
return;
attach_failed:
static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner *t = to_tuner(i2c_get_clientdata(c));
if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) &&
(t->mode_mask & tun_setup->mode_mask))) ||
static inline int check_mode(struct tuner *t, char *cmd)
{
if ((1 << t->mode & t->mode_mask) == 0) {
- return EINVAL;
+ return -EINVAL;
}
switch (t->mode) {
{
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_demod_ops *analog_ops = &t->fe.ops.analog_ops;
+ struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops;
+ struct analog_demod_ops *analog_ops = &fe->ops.analog_ops;
const char *p;
switch (t->mode) {
t->mode = mode;
- if (check_mode(t, cmd) == EINVAL) {
+ if (check_mode(t, cmd) == -EINVAL) {
+ tuner_dbg("Tuner doesn't support this mode. "
+ "Putting tuner to sleep\n");
t->mode = T_STANDBY;
if (analog_ops->standby)
analog_ops->standby(&t->fe);
- return EINVAL;
+ return -EINVAL;
}
return 0;
}
return 0;
}
-static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg)
+static int tuner_s_type_addr(struct v4l2_subdev *sd, struct tuner_setup *type)
{
- struct tuner *t = i2c_get_clientdata(client);
- struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
+ struct tuner *t = to_tuner(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ tuner_dbg("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n",
+ type->type,
+ type->addr,
+ type->mode_mask,
+ type->config);
+
+ set_addr(client, type);
+ return 0;
+}
+
+static int tuner_s_radio(struct v4l2_subdev *sd)
+{
+ struct tuner *t = to_tuner(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ if (set_mode(client, t, V4L2_TUNER_RADIO, "s_radio") == -EINVAL)
+ return 0;
+ if (t->radio_freq)
+ set_freq(client, t->radio_freq);
+ return 0;
+}
+
+static int tuner_s_power(struct v4l2_subdev *sd, int on)
+{
+ struct tuner *t = to_tuner(sd);
struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
- if (tuner_debug > 1) {
- v4l_i2c_print_ioctl(client,cmd);
- printk("\n");
+ if (on)
+ return 0;
+
+ tuner_dbg("Putting tuner to sleep\n");
+
+ if (check_mode(t, "s_power") == -EINVAL)
+ return 0;
+ t->mode = T_STANDBY;
+ if (analog_ops->standby)
+ analog_ops->standby(&t->fe);
+ return 0;
+}
+
+static int tuner_s_config(struct v4l2_subdev *sd, const struct v4l2_priv_tun_config *cfg)
+{
+ struct tuner *t = to_tuner(sd);
+ struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
+
+ if (t->type != cfg->tuner)
+ return 0;
+
+ if (analog_ops->set_config) {
+ analog_ops->set_config(&t->fe, cfg->priv);
+ return 0;
}
- switch (cmd) {
- /* --- configuration --- */
- case TUNER_SET_TYPE_ADDR:
- tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n",
- ((struct tuner_setup *)arg)->type,
- ((struct tuner_setup *)arg)->addr,
- ((struct tuner_setup *)arg)->mode_mask,
- ((struct tuner_setup *)arg)->config);
-
- set_addr(client, (struct tuner_setup *)arg);
- break;
- case AUDC_SET_RADIO:
- if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO")
- == EINVAL)
- return 0;
- if (t->radio_freq)
- set_freq(client, t->radio_freq);
- break;
- case TUNER_SET_STANDBY:
- if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL)
- return 0;
- t->mode = T_STANDBY;
- if (analog_ops->standby)
- analog_ops->standby(&t->fe);
- break;
-#ifdef CONFIG_VIDEO_ALLOW_V4L1
- case VIDIOCSAUDIO:
- if (check_mode(t, "VIDIOCSAUDIO") == EINVAL)
- return 0;
- if (check_v4l2(t) == EINVAL)
- return 0;
-
- /* Should be implemented, since bttv calls it */
- tuner_dbg("VIDIOCSAUDIO not implemented.\n");
- break;
- case VIDIOCSCHAN:
- {
- static const v4l2_std_id map[] = {
- [VIDEO_MODE_PAL] = V4L2_STD_PAL,
- [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M,
- [VIDEO_MODE_SECAM] = V4L2_STD_SECAM,
- [4 /* bttv */ ] = V4L2_STD_PAL_M,
- [5 /* bttv */ ] = V4L2_STD_PAL_N,
- [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP,
- };
- struct video_channel *vc = arg;
-
- if (check_v4l2(t) == EINVAL)
- return 0;
-
- if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL)
- return 0;
-
- if (vc->norm < ARRAY_SIZE(map))
- t->std = map[vc->norm];
- tuner_fixup_std(t);
- if (t->tv_freq)
- set_tv_freq(client, t->tv_freq);
- return 0;
- }
- case VIDIOCSFREQ:
- {
- unsigned long *v = arg;
+ tuner_dbg("Tuner frontend module has no way to set config\n");
+ return 0;
+}
- if (check_mode(t, "VIDIOCSFREQ") == EINVAL)
- return 0;
- if (check_v4l2(t) == EINVAL)
- return 0;
+/* --- v4l ioctls --- */
+/* take care: bttv does userspace copying, we'll get a
+ kernel pointer here... */
+static int tuner_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
+{
+ struct tuner *t = to_tuner(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- set_freq(client, *v);
- return 0;
- }
- case VIDIOCGTUNER:
- {
- struct video_tuner *vt = arg;
-
- if (check_mode(t, "VIDIOCGTUNER") == EINVAL)
- return 0;
- if (check_v4l2(t) == EINVAL)
- return 0;
-
- if (V4L2_TUNER_RADIO == t->mode) {
- if (fe_tuner_ops->get_status) {
- u32 tuner_status;
-
- fe_tuner_ops->get_status(&t->fe, &tuner_status);
- if (tuner_status & TUNER_STATUS_STEREO)
- vt->flags |= VIDEO_TUNER_STEREO_ON;
- else
- vt->flags &= ~VIDEO_TUNER_STEREO_ON;
- } else {
- if (analog_ops->is_stereo) {
- if (analog_ops->is_stereo(&t->fe))
- vt->flags |=
- VIDEO_TUNER_STEREO_ON;
- else
- vt->flags &=
- ~VIDEO_TUNER_STEREO_ON;
- }
- }
- if (analog_ops->has_signal)
- vt->signal =
- analog_ops->has_signal(&t->fe);
-
- vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */
-
- vt->rangelow = radio_range[0] * 16000;
- vt->rangehigh = radio_range[1] * 16000;
+ if (set_mode(client, t, V4L2_TUNER_ANALOG_TV, "s_std") == -EINVAL)
+ return 0;
- } else {
- vt->rangelow = tv_range[0] * 16;
- vt->rangehigh = tv_range[1] * 16;
- }
+ switch_v4l2();
- return 0;
- }
- case VIDIOCGAUDIO:
- {
- struct video_audio *va = arg;
-
- if (check_mode(t, "VIDIOCGAUDIO") == EINVAL)
- return 0;
- if (check_v4l2(t) == EINVAL)
- return 0;
-
- if (V4L2_TUNER_RADIO == t->mode) {
- if (fe_tuner_ops->get_status) {
- u32 tuner_status;
-
- fe_tuner_ops->get_status(&t->fe, &tuner_status);
- va->mode = (tuner_status & TUNER_STATUS_STEREO)
- ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO;
- } else if (analog_ops->is_stereo)
- va->mode = analog_ops->is_stereo(&t->fe)
- ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO;
- }
- return 0;
- }
-#endif
- case TUNER_SET_CONFIG:
- {
- struct v4l2_priv_tun_config *cfg = arg;
+ t->std = std;
+ tuner_fixup_std(t);
+ if (t->tv_freq)
+ set_freq(client, t->tv_freq);
+ return 0;
+}
- if (t->type != cfg->tuner)
- break;
+static int tuner_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
+{
+ struct tuner *t = to_tuner(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- if (analog_ops->set_config) {
- analog_ops->set_config(&t->fe, cfg->priv);
- break;
- }
+ if (set_mode(client, t, f->type, "s_frequency") == -EINVAL)
+ return 0;
+ switch_v4l2();
+ set_freq(client, f->frequency);
- tuner_dbg("Tuner frontend module has no way to set config\n");
- break;
- }
- /* --- v4l ioctls --- */
- /* take care: bttv does userspace copying, we'll get a
- kernel pointer here... */
- case VIDIOC_S_STD:
- {
- v4l2_std_id *id = arg;
-
- if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD")
- == EINVAL)
- return 0;
-
- switch_v4l2();
-
- t->std = *id;
- tuner_fixup_std(t);
- if (t->tv_freq)
- set_freq(client, t->tv_freq);
- break;
- }
- case VIDIOC_S_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
+ return 0;
+}
- if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY")
- == EINVAL)
- return 0;
- switch_v4l2();
- set_freq(client,f->frequency);
+static int tuner_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
+{
+ struct tuner *t = to_tuner(sd);
+ struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
- break;
- }
- case VIDIOC_G_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
-
- if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL)
- return 0;
- switch_v4l2();
- f->type = t->mode;
- if (fe_tuner_ops->get_frequency) {
- u32 abs_freq;
-
- fe_tuner_ops->get_frequency(&t->fe, &abs_freq);
- f->frequency = (V4L2_TUNER_RADIO == t->mode) ?
- (abs_freq * 2 + 125/2) / 125 :
- (abs_freq + 62500/2) / 62500;
- break;
- }
- f->frequency = (V4L2_TUNER_RADIO == t->mode) ?
- t->radio_freq : t->tv_freq;
- break;
- }
- case VIDIOC_G_TUNER:
- {
- struct v4l2_tuner *tuner = arg;
-
- if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL)
- return 0;
- switch_v4l2();
-
- tuner->type = t->mode;
- if (analog_ops->get_afc)
- tuner->afc = analog_ops->get_afc(&t->fe);
- if (t->mode == V4L2_TUNER_ANALOG_TV)
- tuner->capability |= V4L2_TUNER_CAP_NORM;
- if (t->mode != V4L2_TUNER_RADIO) {
- tuner->rangelow = tv_range[0] * 16;
- tuner->rangehigh = tv_range[1] * 16;
- break;
- }
+ if (check_mode(t, "g_frequency") == -EINVAL)
+ return 0;
+ switch_v4l2();
+ f->type = t->mode;
+ if (fe_tuner_ops->get_frequency) {
+ u32 abs_freq;
+
+ fe_tuner_ops->get_frequency(&t->fe, &abs_freq);
+ f->frequency = (V4L2_TUNER_RADIO == t->mode) ?
+ DIV_ROUND_CLOSEST(abs_freq * 2, 125) :
+ DIV_ROUND_CLOSEST(abs_freq, 62500);
+ return 0;
+ }
+ f->frequency = (V4L2_TUNER_RADIO == t->mode) ?
+ t->radio_freq : t->tv_freq;
+ return 0;
+}
- /* radio mode */
- tuner->rxsubchans =
- V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
- if (fe_tuner_ops->get_status) {
- 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;
- } else {
- if (analog_ops->is_stereo) {
- tuner->rxsubchans =
- analog_ops->is_stereo(&t->fe) ?
- V4L2_TUNER_SUB_STEREO :
- V4L2_TUNER_SUB_MONO;
- }
- }
- if (analog_ops->has_signal)
- tuner->signal = analog_ops->has_signal(&t->fe);
- tuner->capability |=
- V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
- tuner->audmode = t->audmode;
- tuner->rangelow = radio_range[0] * 16000;
- tuner->rangehigh = radio_range[1] * 16000;
- break;
- }
- case VIDIOC_S_TUNER:
- {
- struct v4l2_tuner *tuner = arg;
+static int tuner_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+ struct tuner *t = to_tuner(sd);
+ struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
+ struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
- if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL)
- return 0;
+ if (check_mode(t, "g_tuner") == -EINVAL)
+ return 0;
+ switch_v4l2();
+
+ vt->type = t->mode;
+ if (analog_ops->get_afc)
+ vt->afc = analog_ops->get_afc(&t->fe);
+ if (t->mode == V4L2_TUNER_ANALOG_TV)
+ vt->capability |= V4L2_TUNER_CAP_NORM;
+ if (t->mode != V4L2_TUNER_RADIO) {
+ vt->rangelow = tv_range[0] * 16;
+ vt->rangehigh = tv_range[1] * 16;
+ return 0;
+ }
- switch_v4l2();
+ /* radio mode */
+ vt->rxsubchans =
+ V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO;
+ if (fe_tuner_ops->get_status) {
+ u32 tuner_status;
- /* do nothing unless we're a radio tuner */
- if (t->mode != V4L2_TUNER_RADIO)
- break;
- t->audmode = tuner->audmode;
- set_radio_freq(client, t->radio_freq);
- break;
+ fe_tuner_ops->get_status(&t->fe, &tuner_status);
+ vt->rxsubchans =
+ (tuner_status & TUNER_STATUS_STEREO) ?
+ V4L2_TUNER_SUB_STEREO :
+ V4L2_TUNER_SUB_MONO;
+ } else {
+ if (analog_ops->is_stereo) {
+ vt->rxsubchans =
+ analog_ops->is_stereo(&t->fe) ?
+ V4L2_TUNER_SUB_STEREO :
+ V4L2_TUNER_SUB_MONO;
}
- case VIDIOC_LOG_STATUS:
- if (analog_ops->tuner_status)
- analog_ops->tuner_status(&t->fe);
- break;
}
+ if (analog_ops->has_signal)
+ vt->signal = analog_ops->has_signal(&t->fe);
+ vt->capability |=
+ V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
+ vt->audmode = t->audmode;
+ vt->rangelow = radio_range[0] * 16000;
+ vt->rangehigh = radio_range[1] * 16000;
+ return 0;
+}
+
+static int tuner_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+ struct tuner *t = to_tuner(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ if (check_mode(t, "s_tuner") == -EINVAL)
+ return 0;
+
+ switch_v4l2();
+
+ /* do nothing unless we're a radio tuner */
+ if (t->mode != V4L2_TUNER_RADIO)
+ return 0;
+ t->audmode = vt->audmode;
+ set_radio_freq(client, t->radio_freq);
+ return 0;
+}
+
+static int tuner_log_status(struct v4l2_subdev *sd)
+{
+ struct tuner *t = to_tuner(sd);
+ struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
+ if (analog_ops->tuner_status)
+ analog_ops->tuner_status(&t->fe);
return 0;
}
static int tuner_suspend(struct i2c_client *c, pm_message_t state)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner *t = to_tuner(i2c_get_clientdata(c));
tuner_dbg("suspend\n");
/* FIXME: power down ??? */
static int tuner_resume(struct i2c_client *c)
{
- struct tuner *t = i2c_get_clientdata(c);
+ struct tuner *t = to_tuner(i2c_get_clientdata(c));
tuner_dbg("resume\n");
if (V4L2_TUNER_RADIO == t->mode) {
return 0;
}
+static int tuner_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+ /* TUNER_SET_CONFIG is still called by tuner-simple.c, so we have
+ to handle it here.
+ There must be a better way of doing this... */
+ switch (cmd) {
+ case TUNER_SET_CONFIG:
+ return tuner_s_config(sd, arg);
+ }
+ return -ENOIOCTLCMD;
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_subdev_core_ops tuner_core_ops = {
+ .log_status = tuner_log_status,
+ .s_std = tuner_s_std,
+ .s_power = tuner_s_power,
+};
+
+static const struct v4l2_subdev_tuner_ops tuner_tuner_ops = {
+ .s_radio = tuner_s_radio,
+ .g_tuner = tuner_g_tuner,
+ .s_tuner = tuner_s_tuner,
+ .s_frequency = tuner_s_frequency,
+ .g_frequency = tuner_g_frequency,
+ .s_type_addr = tuner_s_type_addr,
+ .s_config = tuner_s_config,
+};
+
+static const struct v4l2_subdev_ops tuner_ops = {
+ .core = &tuner_core_ops,
+ .tuner = &tuner_tuner_ops,
+};
+
/* ---------------------------------------------------------------------- */
static LIST_HEAD(tuner_list);
int mode_mask;
if (pos->i2c->adapter != adap ||
- pos->i2c->driver->id != I2C_DRIVERID_TUNER)
+ strcmp(pos->i2c->driver->driver.name, "tuner"))
continue;
mode_mask = pos->mode_mask & ~T_STANDBY;
/* During client attach, set_type is called by adapter's attach_inform callback.
set_type must then be completed by tuner_probe.
*/
-static int tuner_probe(struct i2c_client *client)
+static int tuner_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
{
struct tuner *t;
struct tuner *radio;
t = kzalloc(sizeof(struct tuner), GFP_KERNEL);
if (NULL == t)
return -ENOMEM;
+ v4l2_i2c_subdev_init(&t->sd, client, &tuner_ops);
t->i2c = client;
- strlcpy(client->name, "(tuner unset)", sizeof(client->name));
- i2c_set_clientdata(client, t);
+ t->name = "(tuner unset)";
t->type = UNSET;
t->audmode = V4L2_TUNER_MODE_STEREO;
t->mode_mask = T_UNINITIALIZED;
if (!no_autodetect) {
switch (client->addr) {
case 0x10:
- if (tea5761_autodetection(t->i2c->adapter,
- t->i2c->addr) >= 0) {
+ if (tuner_symbol_probe(tea5761_autodetection,
+ t->i2c->adapter,
+ t->i2c->addr) >= 0) {
t->type = TUNER_TEA5761;
t->mode_mask = T_RADIO;
t->mode = T_STANDBY;
goto register_client;
}
+ kfree(t);
return -ENODEV;
case 0x42:
case 0x43:
case 0x4b:
/* If chip is not tda8290, don't register.
since it can be tda9887*/
- if (tda829x_probe(t->i2c->adapter,
- t->i2c->addr) == 0) {
+ if (tuner_symbol_probe(tda829x_probe, t->i2c->adapter,
+ t->i2c->addr) >= 0) {
tuner_dbg("tda829x detected\n");
} else {
/* Default is being tda9887 */
}
break;
case 0x60:
- if (tea5767_autodetection(t->i2c->adapter, t->i2c->addr)
- != EINVAL) {
+ if (tuner_symbol_probe(tea5767_autodetection,
+ t->i2c->adapter, t->i2c->addr)
+ >= 0) {
t->type = TUNER_TEA5767;
t->mode_mask = T_RADIO;
t->mode = T_STANDBY;
} else {
t->mode = V4L2_TUNER_DIGITAL_TV;
}
- set_type(client, t->type, t->mode_mask, t->config, t->tuner_callback);
+ set_type(client, t->type, t->mode_mask, t->config, t->fe.callback);
list_add_tail(&t->list, &tuner_list);
return 0;
}
-static int tuner_legacy_probe(struct i2c_adapter *adap)
-{
- if (0 != addr) {
- normal_i2c[0] = addr;
- normal_i2c[1] = I2C_CLIENT_END;
- }
-
- if ((adap->class & I2C_CLASS_TV_ANALOG) == 0)
- return 0;
-
- /* HACK: Ignore 0x6b and 0x6f on cx88 boards.
- * FusionHDTV5 RT Gold has an ir receiver at 0x6b
- * and an RTC at 0x6f which can get corrupted if probed.
- */
- if ((adap->id == I2C_HW_B_CX2388x) ||
- (adap->id == I2C_HW_B_CX23885)) {
- unsigned int i = 0;
-
- while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END)
- i += 2;
- if (i + 4 < I2C_CLIENT_MAX_OPTS) {
- ignore[i+0] = adap->nr;
- ignore[i+1] = 0x6b;
- ignore[i+2] = adap->nr;
- ignore[i+3] = 0x6f;
- ignore[i+4] = I2C_CLIENT_END;
- } else
- printk(KERN_WARNING "tuner: "
- "too many options specified "
- "in i2c probe ignore list!\n");
- }
- return 1;
-}
-
static int tuner_remove(struct i2c_client *client)
{
- struct tuner *t = i2c_get_clientdata(client);
- struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
+ struct tuner *t = to_tuner(i2c_get_clientdata(client));
- if (analog_ops->release)
- analog_ops->release(&t->fe);
+ v4l2_device_unregister_subdev(&t->sd);
+ tuner_detach(&t->fe);
+ t->fe.analog_demod_priv = NULL;
list_del(&t->list);
kfree(t);
/* ----------------------------------------------------------------------- */
+/* This driver supports many devices and the idea is to let the driver
+ detect which device is present. So rather than listing all supported
+ devices here, we pretend to support a single, fake device type. */
+static const struct i2c_device_id tuner_id[] = {
+ { "tuner", }, /* autodetect */
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, tuner_id);
+
static struct v4l2_i2c_driver_data v4l2_i2c_data = {
.name = "tuner",
- .driverid = I2C_DRIVERID_TUNER,
- .command = tuner_command,
.probe = tuner_probe,
.remove = tuner_remove,
+ .command = tuner_command,
.suspend = tuner_suspend,
.resume = tuner_resume,
- .legacy_probe = tuner_legacy_probe,
+ .id_table = tuner_id,
};
-
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* ---------------------------------------------------------------------------