55 	audio_dev_t *d;  in audio_dev_alloc()  local
75 	if ((d = kmem_zalloc(sizeof (*d), KM_NOSLEEP)) == NULL) {  in audio_dev_alloc()
79 	d->d_dip = dip;  in audio_dev_alloc()
80 	d->d_number = -1;  in audio_dev_alloc()
81 	d->d_major = ddi_driver_major(dip);  in audio_dev_alloc()
82 	d->d_instance = instance;  in audio_dev_alloc()
83 	d->d_pcmvol = 100;  in audio_dev_alloc()
84 	mutex_init(&d->d_lock, NULL, MUTEX_DRIVER, NULL);  in audio_dev_alloc()
85 	cv_init(&d->d_cv, NULL, CV_DRIVER, NULL);  in audio_dev_alloc()
86 	mutex_init(&d->d_ctrl_lock, NULL, MUTEX_DRIVER, NULL);  in audio_dev_alloc()
87 	cv_init(&d->d_ctrl_cv, NULL, CV_DRIVER, NULL);  in audio_dev_alloc()
88 	list_create(&d->d_clients, sizeof (struct audio_client),  in audio_dev_alloc()
90 	list_create(&d->d_engines, sizeof (struct audio_engine),  in audio_dev_alloc()
92 	list_create(&d->d_controls, sizeof (struct audio_ctrl),  in audio_dev_alloc()
94 	list_create(&d->d_hwinfo, sizeof (struct audio_infostr),  in audio_dev_alloc()
96 	(void) snprintf(d->d_name, sizeof (d->d_name), "%s#%d",  in audio_dev_alloc()
99 	return (d);  in audio_dev_alloc()
103 audio_dev_free(audio_dev_t *d)  in audio_dev_free()  argument
107 	while ((isp = list_remove_head(&d->d_hwinfo)) != NULL) {  in audio_dev_free()
110 	if (d->d_pcmvol_ctrl != NULL) {  in audio_dev_free()
111 		audio_dev_del_control(d->d_pcmvol_ctrl);  in audio_dev_free()
113 	list_destroy(&d->d_hwinfo);  in audio_dev_free()
114 	list_destroy(&d->d_engines);  in audio_dev_free()
115 	list_destroy(&d->d_controls);  in audio_dev_free()
116 	list_destroy(&d->d_clients);  in audio_dev_free()
117 	mutex_destroy(&d->d_ctrl_lock);  in audio_dev_free()
118 	mutex_destroy(&d->d_lock);  in audio_dev_free()
119 	cv_destroy(&d->d_cv);  in audio_dev_free()
120 	cv_destroy(&d->d_ctrl_cv);  in audio_dev_free()
121 	kmem_free(d, sizeof (*d));  in audio_dev_free()
125 audio_dev_set_description(audio_dev_t *d, const char *desc)  in audio_dev_set_description()  argument
127 	(void) strlcpy(d->d_desc, desc, sizeof (d->d_desc));  in audio_dev_set_description()
131 audio_dev_set_version(audio_dev_t *d, const char *vers)  in audio_dev_set_version()  argument
133 	(void) strlcpy(d->d_vers, vers, sizeof (d->d_vers));  in audio_dev_set_version()
137 audio_dev_add_info(audio_dev_t *d, const char *info)  in audio_dev_add_info()  argument
144 		audio_dev_warn(d, "unable to allocate information structure");  in audio_dev_add_info()
147 		list_insert_tail(&d->d_hwinfo, isp);  in audio_dev_add_info()
269 auimpl_dev_hold(audio_dev_t *d)  in auimpl_dev_hold()  argument
272 	mutex_enter(&d->d_lock);  in auimpl_dev_hold()
273 	d->d_refcnt++;  in auimpl_dev_hold()
274 	mutex_exit(&d->d_lock);  in auimpl_dev_hold()
280 	audio_dev_t *d;  in auimpl_dev_hold_by_devt()  local
290 	for (d = list_head(l); d; d = list_next(l, d)) {  in auimpl_dev_hold_by_devt()
291 		if ((d->d_major == major) && (d->d_instance == instance)) {  in auimpl_dev_hold_by_devt()
292 			auimpl_dev_hold(d);  in auimpl_dev_hold_by_devt()
298 	return (d);  in auimpl_dev_hold_by_devt()
304 	audio_dev_t *d;  in auimpl_dev_hold_by_index()  local
309 	for (d = list_head(l); d; d = list_next(l, d)) {  in auimpl_dev_hold_by_index()
310 		if (d->d_index == index) {  in auimpl_dev_hold_by_index()
311 			auimpl_dev_hold(d);  in auimpl_dev_hold_by_index()
317 	return (d);  in auimpl_dev_hold_by_index()
321 auimpl_dev_release(audio_dev_t *d)  in auimpl_dev_release()  argument
323 	mutex_enter(&d->d_lock);  in auimpl_dev_release()
324 	d->d_refcnt--;  in auimpl_dev_release()
325 	mutex_exit(&d->d_lock);  in auimpl_dev_release()
372 	audio_dev_t	*d = sp->s_client->c_dev;  in auimpl_engine_setup()  local
385 	mutex_enter(&d->d_lock);  in auimpl_engine_setup()
415 	list = &d->d_engines;  in auimpl_engine_setup()
419 	while (d->d_suspended) {  in auimpl_engine_setup()
420 		cv_wait(&d->d_ctrl_cv, &d->d_lock);  in auimpl_engine_setup()
618 		if (cv_wait_sig(&d->d_cv, &d->d_lock) == 0) {  in auimpl_engine_setup()
619 			mutex_exit(&d->d_lock);  in auimpl_engine_setup()
627 		mutex_exit(&d->d_lock);  in auimpl_engine_setup()
647 		mutex_exit(&d->d_lock);  in auimpl_engine_setup()
726 		audio_dev_warn(d, "bad format");  in auimpl_engine_setup()
733 		audio_dev_warn(d, "invalid fragment configration");  in auimpl_engine_setup()
741 		audio_dev_warn(d, "bad engine channels or rate");  in auimpl_engine_setup()
747 		audio_dev_warn(d, "improper engine configuration");  in auimpl_engine_setup()
829 	mutex_exit(&d->d_lock);  in auimpl_engine_setup()
838 	audio_dev_t	*d;  in auimpl_engine_close()  local
843 	d = e->e_dev;  in auimpl_engine_close()
845 	mutex_enter(&d->d_lock);  in auimpl_engine_close()
846 	while (d->d_suspended) {  in auimpl_engine_close()
847 		cv_wait(&d->d_ctrl_cv, &d->d_lock);  in auimpl_engine_close()
862 	cv_broadcast(&d->d_cv);  in auimpl_engine_close()
863 	mutex_exit(&d->d_lock);  in auimpl_engine_close()
867 audio_dev_register(audio_dev_t *d)  in audio_dev_register()  argument
878 	(void) ddi_prop_update_int(DDI_DEV_T_NONE, d->d_dip,  in audio_dev_register()
887 	if (d->d_flags & DEV_SNDSTAT_CAP) {  in audio_dev_register()
892 	d->d_index = start;  in audio_dev_register()
900 		if (srch->d_index > d->d_index) {  in audio_dev_register()
904 		d->d_index++;  in audio_dev_register()
911 	list_insert_before(l, srch, d);  in audio_dev_register()
916 		if (srch->d_number >= d->d_number) {  in audio_dev_register()
920 	list_insert_before(l, srch, d);  in audio_dev_register()
924 	if (auimpl_create_minors(d) != 0) {  in audio_dev_register()
926 		auimpl_remove_minors(d);  in audio_dev_register()
927 		list_remove(&auimpl_devs_by_index, d);  in audio_dev_register()
928 		list_remove(&auimpl_devs_by_number, d);  in audio_dev_register()
937 audio_dev_unregister(audio_dev_t *d)  in audio_dev_unregister()  argument
941 	mutex_enter(&d->d_lock);  in audio_dev_unregister()
943 	if (d->d_refcnt) {  in audio_dev_unregister()
944 		mutex_exit(&d->d_lock);  in audio_dev_unregister()
948 	auimpl_remove_minors(d);  in audio_dev_unregister()
949 	list_remove(&auimpl_devs_by_index, d);  in audio_dev_unregister()
950 	list_remove(&auimpl_devs_by_number, d);  in audio_dev_unregister()
951 	mutex_exit(&d->d_lock);  in audio_dev_unregister()
993 auimpl_engine_ksinit(audio_dev_t *d, audio_engine_t *e)  in auimpl_engine_ksinit()  argument
1000 	e->e_ksp = kstat_create(ddi_driver_name(d->d_dip), d->d_instance,  in auimpl_engine_ksinit()
1005 		audio_dev_warn(d, "unable to initialize kstats");  in auimpl_engine_ksinit()
1040 audio_dev_add_engine(audio_dev_t *d, audio_engine_t *e)  in audio_dev_add_engine()  argument
1042 	mutex_enter(&d->d_lock);  in audio_dev_add_engine()
1044 	e->e_num = d->d_engno++;  in audio_dev_add_engine()
1046 	auimpl_engine_ksinit(d, e);  in audio_dev_add_engine()
1049 	if ((e->e_flags & ENGINE_OUTPUT_CAP) && (d->d_flags & DEV_INPUT_CAP)) {  in audio_dev_add_engine()
1050 		d->d_flags |= DEV_DUPLEX_CAP;  in audio_dev_add_engine()
1052 	if ((e->e_flags & ENGINE_INPUT_CAP) && (d->d_flags & DEV_OUTPUT_CAP)) {  in audio_dev_add_engine()
1053 		d->d_flags |= DEV_DUPLEX_CAP;  in audio_dev_add_engine()
1057 		d->d_flags |= DEV_OUTPUT_CAP;  in audio_dev_add_engine()
1060 		d->d_flags |= DEV_INPUT_CAP;  in audio_dev_add_engine()
1063 	list_insert_tail(&d->d_engines, e);  in audio_dev_add_engine()
1064 	e->e_dev = d;  in audio_dev_add_engine()
1065 	mutex_exit(&d->d_lock);  in audio_dev_add_engine()
1069 audio_dev_remove_engine(audio_dev_t *d, audio_engine_t *e)  in audio_dev_remove_engine()  argument
1071 	mutex_enter(&d->d_lock);  in audio_dev_remove_engine()
1072 	list_remove(&d->d_engines, e);  in audio_dev_remove_engine()
1077 	mutex_exit(&d->d_lock);  in audio_dev_remove_engine()
1084 auclnt_set_dev_number(audio_dev_t *d, int num)  in auclnt_set_dev_number()  argument
1091 	d->d_number = num;  in auclnt_set_dev_number()
1092 	list_remove(l, d);  in auclnt_set_dev_number()
1094 		if (srch->d_number >= d->d_number) {  in auclnt_set_dev_number()
1098 	list_insert_before(l, srch, d);  in auclnt_set_dev_number()
1106 	audio_dev_t	*d;  in auclnt_walk_devs()  local
1112 	for (d = list_head(l); d; d = list_next(l, d)) {  in auclnt_walk_devs()
1113 		cont = walker(d, arg);  in auclnt_walk_devs()
1123 	audio_dev_t	*d;  in auclnt_walk_devs_by_number()  local
1129 	for (d = list_head(l); d; d = list_next(l, d)) {  in auclnt_walk_devs_by_number()
1130 		cont = walker(d, arg);  in auclnt_walk_devs_by_number()
1138 auclnt_dev_walk_engines(audio_dev_t *d,  in auclnt_dev_walk_engines()  argument
1143 	list_t *l = &d->d_engines;  in auclnt_dev_walk_engines()
1145 	mutex_enter(&d->d_lock);  in auclnt_dev_walk_engines()
1151 	mutex_exit(&d->d_lock);  in auclnt_dev_walk_engines()
1251 auimpl_dev_suspend(audio_dev_t *d, void *dontcare)  in auimpl_dev_suspend()  argument
1258 	mutex_enter(&d->d_lock);  in auimpl_dev_suspend()
1259 	mutex_enter(&d->d_ctrl_lock);  in auimpl_dev_suspend()
1260 	if (d->d_suspended) {  in auimpl_dev_suspend()
1261 		d->d_suspended++;  in auimpl_dev_suspend()
1262 		mutex_exit(&d->d_ctrl_lock);  in auimpl_dev_suspend()
1263 		mutex_exit(&d->d_lock);  in auimpl_dev_suspend()
1267 	d->d_suspended++;  in auimpl_dev_suspend()
1269 	(void) auimpl_save_controls(d);  in auimpl_dev_suspend()
1270 	mutex_exit(&d->d_ctrl_lock);  in auimpl_dev_suspend()
1272 	l = &d->d_engines;  in auimpl_dev_suspend()
1278 	mutex_exit(&d->d_lock);  in auimpl_dev_suspend()
1284 auimpl_dev_resume(audio_dev_t *d, void *dontcare)  in auimpl_dev_resume()  argument
1291 	mutex_enter(&d->d_lock);  in auimpl_dev_resume()
1292 	mutex_enter(&d->d_ctrl_lock);  in auimpl_dev_resume()
1294 	ASSERT(d->d_suspended);  in auimpl_dev_resume()
1295 	d->d_suspended--;  in auimpl_dev_resume()
1296 	if (d->d_suspended) {  in auimpl_dev_resume()
1297 		mutex_exit(&d->d_ctrl_lock);  in auimpl_dev_resume()
1298 		mutex_exit(&d->d_lock);  in auimpl_dev_resume()
1302 	(void) auimpl_restore_controls(d);  in auimpl_dev_resume()
1303 	cv_broadcast(&d->d_ctrl_cv);  in auimpl_dev_resume()
1304 	mutex_exit(&d->d_ctrl_lock);  in auimpl_dev_resume()
1306 	l = &d->d_engines;  in auimpl_dev_resume()
1312 	mutex_exit(&d->d_lock);  in auimpl_dev_resume()
1337 audio_dev_suspend(audio_dev_t *d)  in audio_dev_suspend()  argument
1339 	(void) auimpl_dev_suspend(d, NULL);  in audio_dev_suspend()
1343 audio_dev_resume(audio_dev_t *d)  in audio_dev_resume()  argument
1345 	(void) auimpl_dev_resume(d, NULL);  in audio_dev_resume()