/* called by: speakup_init() */
int synth_init(char *synth_name)
{
int i;
int ret = 0;
struct spk_synth *synth = NULL;
if (synth_name == NULL)
return 0;
if (strcmp(synth_name, "none") == 0) {
mutex_lock(&spk_mutex);
synth_release();
mutex_unlock(&spk_mutex);
return 0;
}
mutex_lock(&spk_mutex);
/* First, check if we already have it loaded. */
for (i = 0; synths[i] != NULL && i < MAXSYNTHS; i++)
if (strcmp(synths[i]->name, synth_name) == 0)
synth = synths[i];
/* If we got one, initialize it now. */
if (synth)
ret = do_synth_init(synth);
else
ret = -ENODEV;
mutex_unlock(&spk_mutex);
return ret;
}
int synth_init(char *synth_name)
{
int i;
int ret = 0;
struct spk_synth *synth = NULL;
if (synth_name == NULL)
return 0;
if (strcmp(synth_name, "none") == 0) {
mutex_lock(&spk_mutex);
synth_release();
mutex_unlock(&spk_mutex);
return 0;
}
mutex_lock(&spk_mutex);
for (i = 0; synths[i] != NULL && i < MAXSYNTHS; i++)
if (strcmp(synths[i]->name, synth_name) == 0)
synth = synths[i];
if (synth)
ret = do_synth_init(synth);
else
ret = -ENODEV;
mutex_unlock(&spk_mutex);
return ret;
}
void synth_remove(struct spk_synth *in_synth)
{
int i;
mutex_lock(&spk_mutex);
if (synth == in_synth)
synth_release();
for (i = 0; synths[i] != NULL; i++) {
if (in_synth == synths[i])
break;
}
for ( ; synths[i] != NULL; i++) /* compress table */
synths[i] = synths[i+1];
module_status = 0;
mutex_unlock(&spk_mutex);
}
/* called by: synth_add() */
static int do_synth_init(struct spk_synth *in_synth)
{
struct var_t *var;
synth_release();
if (in_synth->checkval != SYNTH_CHECK)
return -EINVAL;
synth = in_synth;
synth->alive = 0;
pr_warn("synth probe\n");
if (synth->probe(synth) < 0) {
pr_warn("%s: device probe failed\n", in_synth->name);
synth = NULL;
return -ENODEV;
}
synth_time_vars[0].u.n.value =
synth_time_vars[0].u.n.default_val = synth->delay;
synth_time_vars[1].u.n.value =
synth_time_vars[1].u.n.default_val = synth->trigger;
synth_time_vars[2].u.n.value =
synth_time_vars[2].u.n.default_val = synth->jiffies;
synth_time_vars[3].u.n.value =
synth_time_vars[3].u.n.default_val = synth->full;
synth_printf("%s", synth->init);
for (var = synth->vars;
(var->var_id >= 0) && (var->var_id < MAXVARS); var++)
speakup_register_var(var);
if (!quiet_boot)
synth_printf("%s found\n", synth->long_name);
if (synth->attributes.name
&& sysfs_create_group(speakup_kobj, &(synth->attributes)) < 0)
return -ENOMEM;
synth_flags = synth->flags;
wake_up_interruptible_all(&speakup_event);
if (speakup_task)
wake_up_process(speakup_task);
return 0;
}
