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tuner: Do not alter i2c_client.name

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The tuner driver used to change i2c_client.name for its own needs, but
it really shouldn't, as this field is used by i2c-core to do the
device/driver matching. So, create and use a separate field for the
tuner driver needs.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Michael Krufky 2008-05-26 16:08:40 +02:00 committed by Jean Delvare
parent b3733034f1
commit 7271e60a95
1 changed files with 7 additions and 13 deletions
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20
drivers/media/video/tuner-core.c
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@ -92,6 +92,7 @@ struct tuner {
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 */
@ -330,13 +331,13 @@ static void tuner_i2c_address_check(struct tuner *t)
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);
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->i2c->name);
t->i2c->adapter->name, t->i2c->addr, t->type, t->name);
tuner_warn("====================== WARNING! ======================\n");
}
@ -470,19 +471,17 @@ static void set_type(struct i2c_client *c, unsigned int type,
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,
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;
@ -1115,6 +1114,7 @@ static int tuner_probe(struct i2c_client *client,
if (NULL == t)
return -ENOMEM;
t->i2c = client;
t->name = "(tuner unset)";
i2c_set_clientdata(client, t);
t->type = UNSET;
t->audmode = V4L2_TUNER_MODE_STEREO;
@ -1272,12 +1272,6 @@ static int tuner_remove(struct i2c_client *client)
list_del(&t->list);
kfree(t);
/* The probing code has overwritten the device name, restore it so
that reloading the driver will work. Ideally the device name
should not be overwritten in the first place, but for now that
will do. */
strlcpy(client->name, "tuner", I2C_NAME_SIZE);
return 0;
}