95     struct audio_route *ar;  member
134 static inline struct mixer_ctl *index_to_ctl(struct audio_route *ar,  in index_to_ctl()  argument
137     return ar->mixer_state[ctl_index].ctl;  in index_to_ctl()
141 static void path_print(struct audio_route *ar, struct mixer_path *path)
148         struct mixer_ctl *ctl = index_to_ctl(ar, path->setting[i].ctl_index);
165 static void path_free(struct audio_route *ar)  in path_free()  argument
169     for (i = 0; i < ar->num_mixer_paths; i++) {  in path_free()
170         free(ar->mixer_path[i].name);  in path_free()
171         if (ar->mixer_path[i].setting) {  in path_free()
173             for (j = 0; j < ar->mixer_path[i].length; j++) {  in path_free()
174                 free(ar->mixer_path[i].setting[j].value.ptr);  in path_free()
176             free(ar->mixer_path[i].setting);  in path_free()
177             ar->mixer_path[i].size = 0;  in path_free()
178             ar->mixer_path[i].length = 0;  in path_free()
179             ar->mixer_path[i].setting = NULL;  in path_free()
182     free(ar->mixer_path);  in path_free()
183     ar->mixer_path = NULL;  in path_free()
184     ar->mixer_path_size = 0;  in path_free()
185     ar->num_mixer_paths = 0;  in path_free()
188 static struct mixer_path *path_get_by_name(struct audio_route *ar,  in path_get_by_name()  argument
193     for (i = 0; i < ar->num_mixer_paths; i++)  in path_get_by_name()
194         if (strcmp(ar->mixer_path[i].name, name) == 0)  in path_get_by_name()
195             return &ar->mixer_path[i];  in path_get_by_name()
200 static struct mixer_path *path_create(struct audio_route *ar, const char *name)  in path_create()  argument
204     if (path_get_by_name(ar, name)) {  in path_create()
210     if (ar->mixer_path_size <= ar->num_mixer_paths) {  in path_create()
211         if (ar->mixer_path_size == 0)  in path_create()
212             ar->mixer_path_size = INITIAL_MIXER_PATH_SIZE;  in path_create()
214             ar->mixer_path_size *= 2;  in path_create()
216         new_mixer_path = realloc(ar->mixer_path, ar->mixer_path_size *  in path_create()
222             ar->mixer_path = new_mixer_path;  in path_create()
227     ar->mixer_path[ar->num_mixer_paths].name = strdup(name);  in path_create()
228     ar->mixer_path[ar->num_mixer_paths].size = 0;  in path_create()
229     ar->mixer_path[ar->num_mixer_paths].length = 0;  in path_create()
230     ar->mixer_path[ar->num_mixer_paths].setting = NULL;  in path_create()
233     return &ar->mixer_path[ar->num_mixer_paths++];  in path_create()
276 static int path_add_setting(struct audio_route *ar, struct mixer_path *path,  in path_add_setting()  argument
282         struct mixer_ctl *ctl = index_to_ctl(ar, setting->ctl_index);  in path_add_setting()
312 static int path_add_value(struct audio_route *ar, struct mixer_path *path,  in path_add_value()  argument
321     ctl = index_to_ctl(ar, mixer_value->ctl_index);  in path_add_value()
385 static int path_add_path(struct audio_route *ar, struct mixer_path *path,  in path_add_path()  argument
391         if (path_add_setting(ar, path, &sub_path->setting[i]) < 0)  in path_add_path()
397 static int path_apply(struct audio_route *ar, struct mixer_path *path)  in path_apply()  argument
407         ctl = index_to_ctl(ar, ctl_index);  in path_apply()
412         memcpy(ar->mixer_state[ctl_index].new_value.ptr, path->setting[i].value.ptr,  in path_apply()
419 static int path_reset(struct audio_route *ar, struct mixer_path *path)  in path_reset()  argument
429         ctl = index_to_ctl(ar, ctl_index);  in path_reset()
435         memcpy(ar->mixer_state[ctl_index].new_value.ptr,  in path_reset()
436                ar->mixer_state[ctl_index].reset_value.ptr,  in path_reset()
437                ar->mixer_state[ctl_index].num_values * value_sz);  in path_reset()
475     struct audio_route *ar = state->ar;  in start_tag()  local
502                 state->path = path_create(ar, (char *)attr_name);  in start_tag()
507                 struct mixer_path *sub_path = path_get_by_name(ar, attr_name);  in start_tag()
511                     path_add_path(ar, state->path, sub_path);  in start_tag()
517         ctl = mixer_get_ctl_by_name(ar->mixer, attr_name);  in start_tag()
577         for (ctl_index = 0; ctl_index < ar->num_mixer_ctls; ctl_index++) {  in start_tag()
578             if (ar->mixer_state[ctl_index].ctl == ctl)  in start_tag()
591                     if (id < ar->mixer_state[ctl_index].num_values)  in start_tag()
593                             ar->mixer_state[ctl_index].new_value.bytes[id] = value_array[0];  in start_tag()
595                             ar->mixer_state[ctl_index].new_value.integer[id] = value_array[0];  in start_tag()
597                             ar->mixer_state[ctl_index].new_value.enumerated[id] = value;  in start_tag()
599                             ar->mixer_state[ctl_index].new_value.integer[id] = value;  in start_tag()
605                     for (i = 0; i < ar->mixer_state[ctl_index].num_values; i++)  in start_tag()
607                             ar->mixer_state[ctl_index].new_value.bytes[i] = value_array[i];  in start_tag()
609                             ar->mixer_state[ctl_index].new_value.integer[i] = value_array[i];  in start_tag()
611                             ar->mixer_state[ctl_index].new_value.enumerated[i] = value;  in start_tag()
613                             ar->mixer_state[ctl_index].new_value.integer[i] = value;  in start_tag()
631                 path_add_value(ar, state->path, &mixer_value);  in start_tag()
648 static int alloc_mixer_state(struct audio_route *ar)  in alloc_mixer_state()  argument
655     ar->num_mixer_ctls = mixer_get_num_ctls(ar->mixer);  in alloc_mixer_state()
656     ar->mixer_state = calloc(ar->num_mixer_ctls, sizeof(struct mixer_state));  in alloc_mixer_state()
657     if (!ar->mixer_state)  in alloc_mixer_state()
660     for (i = 0; i < ar->num_mixer_ctls; i++) {  in alloc_mixer_state()
661         ctl = mixer_get_ctl(ar->mixer, i);  in alloc_mixer_state()
664         ar->mixer_state[i].ctl = ctl;  in alloc_mixer_state()
665         ar->mixer_state[i].num_values = num_values;  in alloc_mixer_state()
666         ar->mixer_state[i].active_count = 0;  in alloc_mixer_state()
675         ar->mixer_state[i].old_value.ptr = calloc(num_values, value_sz);  in alloc_mixer_state()
676         ar->mixer_state[i].new_value.ptr = calloc(num_values, value_sz);  in alloc_mixer_state()
677         ar->mixer_state[i].reset_value.ptr = calloc(num_values, value_sz);  in alloc_mixer_state()
680             ar->mixer_state[i].old_value.enumerated[0] = mixer_ctl_get_value(ctl, 0);  in alloc_mixer_state()
682             mixer_ctl_get_array(ctl, ar->mixer_state[i].old_value.ptr, num_values);  in alloc_mixer_state()
684         memcpy(ar->mixer_state[i].new_value.ptr, ar->mixer_state[i].old_value.ptr,  in alloc_mixer_state()
691 static void free_mixer_state(struct audio_route *ar)  in free_mixer_state()  argument
696     for (i = 0; i < ar->num_mixer_ctls; i++) {  in free_mixer_state()
697         type = mixer_ctl_get_type(ar->mixer_state[i].ctl);  in free_mixer_state()
701         free(ar->mixer_state[i].old_value.ptr);  in free_mixer_state()
702         free(ar->mixer_state[i].new_value.ptr);  in free_mixer_state()
703         free(ar->mixer_state[i].reset_value.ptr);  in free_mixer_state()
706     free(ar->mixer_state);  in free_mixer_state()
707     ar->mixer_state = NULL;  in free_mixer_state()
711 int audio_route_update_mixer(struct audio_route *ar)  in audio_route_update_mixer()  argument
717     for (i = 0; i < ar->num_mixer_ctls; i++) {  in audio_route_update_mixer()
718         unsigned int num_values = ar->mixer_state[i].num_values;  in audio_route_update_mixer()
721         ctl = ar->mixer_state[i].ctl;  in audio_route_update_mixer()
732 …              if (ar->mixer_state[i].old_value.bytes[j] != ar->mixer_state[i].new_value.bytes[j]) {  in audio_route_update_mixer()
739                  if (ar->mixer_state[i].old_value.enumerated[j]  in audio_route_update_mixer()
740                          != ar->mixer_state[i].new_value.enumerated[j]) {  in audio_route_update_mixer()
747 …          if (ar->mixer_state[i].old_value.integer[j] != ar->mixer_state[i].new_value.integer[j]) {  in audio_route_update_mixer()
755                 mixer_ctl_set_value(ctl, 0, ar->mixer_state[i].new_value.enumerated[0]);  in audio_route_update_mixer()
757                 mixer_ctl_set_array(ctl, ar->mixer_state[i].new_value.ptr, num_values);  in audio_route_update_mixer()
760             memcpy(ar->mixer_state[i].old_value.ptr, ar->mixer_state[i].new_value.ptr,  in audio_route_update_mixer()
769 static void save_mixer_state(struct audio_route *ar)  in save_mixer_state()  argument
774     for (i = 0; i < ar->num_mixer_ctls; i++) {  in save_mixer_state()
775         type = mixer_ctl_get_type(ar->mixer_state[i].ctl);  in save_mixer_state()
780         memcpy(ar->mixer_state[i].reset_value.ptr, ar->mixer_state[i].new_value.ptr,  in save_mixer_state()
781                ar->mixer_state[i].num_values * value_sz);  in save_mixer_state()
786 void audio_route_reset(struct audio_route *ar)  in audio_route_reset()  argument
792     for (i = 0; i < ar->num_mixer_ctls; i++) {  in audio_route_reset()
793         type = mixer_ctl_get_type(ar->mixer_state[i].ctl);  in audio_route_reset()
798         memcpy(ar->mixer_state[i].new_value.ptr, ar->mixer_state[i].reset_value.ptr,  in audio_route_reset()
799             ar->mixer_state[i].num_values * value_sz);  in audio_route_reset()
804 int audio_route_apply_path(struct audio_route *ar, const char *name)  in audio_route_apply_path()  argument
808     if (!ar) {  in audio_route_apply_path()
813     path = path_get_by_name(ar, name);  in audio_route_apply_path()
819     path_apply(ar, path);  in audio_route_apply_path()
825 int audio_route_reset_path(struct audio_route *ar, const char *name)  in audio_route_reset_path()  argument
829     if (!ar) {  in audio_route_reset_path()
834     path = path_get_by_name(ar, name);  in audio_route_reset_path()
840     path_reset(ar, path);  in audio_route_reset_path()
849 static int audio_route_update_path(struct audio_route *ar, const char *name, int direction)  in audio_route_update_path()  argument
856     if (!ar) {  in audio_route_update_path()
861     path = path_get_by_name(ar, name);  in audio_route_update_path()
873         struct mixer_state * ms = &ar->mixer_state[ctl_index];  in audio_route_update_path()
939 int audio_route_apply_and_update_path(struct audio_route *ar, const char *name)  in audio_route_apply_and_update_path()  argument
941     if (audio_route_apply_path(ar, name) < 0) {  in audio_route_apply_and_update_path()
944     return audio_route_update_path(ar, name, DIRECTION_FORWARD);  in audio_route_apply_and_update_path()
947 int audio_route_reset_and_update_path(struct audio_route *ar, const char *name)  in audio_route_reset_and_update_path()  argument
949     if (audio_route_reset_path(ar, name) < 0) {  in audio_route_reset_and_update_path()
952     return audio_route_update_path(ar, name, DIRECTION_REVERSE);  in audio_route_reset_and_update_path()
955 int audio_route_force_reset_and_update_path(struct audio_route *ar, const char *name)  in audio_route_force_reset_and_update_path()  argument
957     if (audio_route_reset_path(ar, name) < 0) {  in audio_route_force_reset_and_update_path()
961     return audio_route_update_path(ar, name, DIRECTION_REVERSE_RESET);  in audio_route_force_reset_and_update_path()
971     struct audio_route *ar;  in audio_route_init()  local
973     ar = calloc(1, sizeof(struct audio_route));  in audio_route_init()
974     if (!ar)  in audio_route_init()
977     ar->mixer = mixer_open(card);  in audio_route_init()
978     if (!ar->mixer) {  in audio_route_init()
983     ar->mixer_path = NULL;  in audio_route_init()
984     ar->mixer_path_size = 0;  in audio_route_init()
985     ar->num_mixer_paths = 0;  in audio_route_init()
988     if (alloc_mixer_state(ar) < 0)  in audio_route_init()
1009     state.ar = ar;  in audio_route_init()
1034     audio_route_update_mixer(ar);  in audio_route_init()
1035     save_mixer_state(ar);  in audio_route_init()
1039     return ar;  in audio_route_init()
1042     path_free(ar);  in audio_route_init()
1047     free_mixer_state(ar);  in audio_route_init()
1049     mixer_close(ar->mixer);  in audio_route_init()
1051     free(ar);  in audio_route_init()
1052     ar = NULL;  in audio_route_init()
1057 void audio_route_free(struct audio_route *ar)  in audio_route_free()  argument
1059     free_mixer_state(ar);  in audio_route_free()
1060     mixer_close(ar->mixer);  in audio_route_free()
1061     path_free(ar);  in audio_route_free()
1062     free(ar);  in audio_route_free()