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path: root/linux/drivers/media/video/tuner-core.c
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Diffstat (limited to 'linux/drivers/media/video/tuner-core.c')
-rw-r--r--linux/drivers/media/video/tuner-core.c279
1 files changed, 52 insertions, 227 deletions
diff --git a/linux/drivers/media/video/tuner-core.c b/linux/drivers/media/video/tuner-core.c
index 0188d87ea..a4f6c19b7 100644
--- a/linux/drivers/media/video/tuner-core.c
+++ b/linux/drivers/media/video/tuner-core.c
@@ -16,12 +16,12 @@
#include <linux/types.h>
#include <linux/init.h>
#include "compat.h"
-#include <linux/videodev.h>
+#include <linux/videodev2.h>
#include <media/tuner.h>
#include <media/tuner-types.h>
#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
-#include <media/v4l2-i2c-drv-legacy.h>
+#include <media/v4l2-i2c-drv.h>
#include "mt20xx.h"
#include "tda8290.h"
#include "tea5761.h"
@@ -102,18 +102,19 @@ static inline struct tuner *to_tuner(struct v4l2_subdev *sd)
return container_of(sd, struct tuner, sd);
}
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
/* 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,
+ 0x60, 0x61, 0x62, 0x63, 0x64,
I2C_CLIENT_END
};
I2C_CLIENT_INSMOD;
+#endif
/* insmod options used at init time => read/only */
static unsigned int addr;
@@ -322,32 +323,6 @@ static void set_freq(struct i2c_client *c, unsigned long freq)
}
}
-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->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->name);
- tuner_warn("====================== WARNING! ======================\n");
-}
-
static struct xc5000_config xc5000_cfg;
static void set_type(struct i2c_client *c, unsigned int type,
@@ -365,7 +340,8 @@ static void set_type(struct i2c_client *c, unsigned int type,
}
t->type = type;
- t->config = new_config;
+ /* prevent invalid config values */
+ t->config = ((new_config >= 0) && (new_config < 256)) ? new_config : 0;
if (tuner_callback != NULL) {
tuner_dbg("defining GPIO callback\n");
t->fe.callback = tuner_callback;
@@ -450,17 +426,12 @@ static void set_type(struct i2c_client *c, unsigned int type,
break;
case TUNER_XC5000:
{
- struct dvb_tuner_ops *xc_tuner_ops;
-
xc5000_cfg.i2c_address = t->i2c->addr;
- xc5000_cfg.if_khz = 5380;
+ /* 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;
-
- xc_tuner_ops = &t->fe.ops.tuner_ops;
- if (xc_tuner_ops->init)
- xc_tuner_ops->init(&t->fe);
break;
}
default:
@@ -501,7 +472,6 @@ static void set_type(struct i2c_client *c, unsigned int type,
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:
@@ -786,22 +756,21 @@ 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, "AUDC_SET_RADIO")
- == -EINVAL)
+ 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_standby(struct v4l2_subdev *sd, u32 standby)
+static int tuner_s_standby(struct v4l2_subdev *sd)
{
struct tuner *t = to_tuner(sd);
struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
tuner_dbg("Putting tuner to sleep\n");
- if (check_mode(t, "TUNER_SET_STANDBY") == -EINVAL)
+ if (check_mode(t, "s_standby") == -EINVAL)
return 0;
t->mode = T_STANDBY;
if (analog_ops->standby)
@@ -809,132 +778,6 @@ static int tuner_s_standby(struct v4l2_subdev *sd, u32 standby)
return 0;
}
-#ifdef CONFIG_VIDEO_ALLOW_V4L1
-static long tuner_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
-{
- struct tuner *t = to_tuner(sd);
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
- struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
-
- switch (cmd) {
- 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;
-
- if (check_mode(t, "VIDIOCSFREQ") == -EINVAL)
- return 0;
- if (check_v4l2(t) == -EINVAL)
- return 0;
-
- 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;
-
- } else {
- vt->rangelow = tv_range[0] * 16;
- vt->rangehigh = tv_range[1] * 16;
- }
-
- 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;
- }
- }
- return -ENOIOCTLCMD;
-}
-#endif
-
static int tuner_s_config(struct v4l2_subdev *sd, const struct v4l2_priv_tun_config *cfg)
{
struct tuner *t = to_tuner(sd);
@@ -960,8 +803,7 @@ 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);
- if (set_mode(client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD")
- == -EINVAL)
+ if (set_mode(client, t, V4L2_TUNER_ANALOG_TV, "s_std") == -EINVAL)
return 0;
switch_v4l2();
@@ -978,8 +820,7 @@ 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 (set_mode(client, t, f->type, "VIDIOC_S_FREQUENCY")
- == -EINVAL)
+ if (set_mode(client, t, f->type, "s_frequency") == -EINVAL)
return 0;
switch_v4l2();
set_freq(client, f->frequency);
@@ -992,7 +833,7 @@ 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;
- if (check_mode(t, "VIDIOC_G_FREQUENCY") == -EINVAL)
+ if (check_mode(t, "g_frequency") == -EINVAL)
return 0;
switch_v4l2();
f->type = t->mode;
@@ -1001,8 +842,8 @@ static int tuner_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
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;
+ DIV_ROUND_CLOSEST(abs_freq * 2, 125) :
+ DIV_ROUND_CLOSEST(abs_freq, 62500);
return 0;
}
f->frequency = (V4L2_TUNER_RADIO == t->mode) ?
@@ -1016,7 +857,7 @@ static int tuner_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
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_G_TUNER") == -EINVAL)
+ if (check_mode(t, "g_tuner") == -EINVAL)
return 0;
switch_v4l2();
@@ -1065,7 +906,7 @@ 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, "VIDIOC_S_TUNER") == -EINVAL)
+ if (check_mode(t, "s_tuner") == -EINVAL)
return 0;
switch_v4l2();
@@ -1088,11 +929,6 @@ static int tuner_log_status(struct v4l2_subdev *sd)
return 0;
}
-static int tuner_command(struct i2c_client *client, unsigned cmd, void *arg)
-{
- return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
-}
-
static int tuner_suspend(struct i2c_client *c, pm_message_t state)
{
struct tuner *t = to_tuner(i2c_get_clientdata(c));
@@ -1117,18 +953,28 @@ static int tuner_resume(struct i2c_client *c)
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_standby = tuner_s_standby,
-#ifdef CONFIG_VIDEO_ALLOW_V4L1
- .ioctl = tuner_ioctl,
-#endif
+ .s_std = tuner_s_std,
};
static const struct v4l2_subdev_tuner_ops tuner_tuner_ops = {
- .s_std = tuner_s_std,
.s_radio = tuner_s_radio,
.g_tuner = tuner_g_tuner,
.s_tuner = tuner_s_tuner,
@@ -1136,6 +982,7 @@ static const struct v4l2_subdev_tuner_ops tuner_tuner_ops = {
.g_frequency = tuner_g_frequency,
.s_type_addr = tuner_s_type_addr,
.s_config = tuner_s_config,
+ .s_standby = tuner_s_standby,
};
static const struct v4l2_subdev_ops tuner_ops = {
@@ -1163,7 +1010,7 @@ static void tuner_lookup(struct i2c_adapter *adap,
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;
@@ -1307,40 +1154,6 @@ register_client:
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 = to_tuner(i2c_get_clientdata(client));
@@ -1356,7 +1169,19 @@ static int tuner_remove(struct i2c_client *client)
/* ----------------------------------------------------------------------- */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
+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;
+ return 1;
+}
+#else
/* 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. */
@@ -1369,14 +1194,14 @@ 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,
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26)
.legacy_probe = tuner_legacy_probe,
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26)
+#else
.id_table = tuner_id,
#endif
};