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https://github.com/alsa-project/alsa-lib.git
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topology: add snd_tplg_save()
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela
parent
4a0efdc873
commit
aa1bac2d04
14 changed files with 2165 additions and 260 deletions
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@ -43,7 +43,6 @@ static const struct map_elem widget_map[] = {
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{"effect", SND_SOC_TPLG_DAPM_EFFECT},
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{"siggen", SND_SOC_TPLG_DAPM_SIGGEN},
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{"src", SND_SOC_TPLG_DAPM_SRC},
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{"asrc", SND_SOC_TPLG_DAPM_ASRC},
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{"encoder", SND_SOC_TPLG_DAPM_ENCODER},
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{"decoder", SND_SOC_TPLG_DAPM_DECODER},
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};
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@ -60,70 +59,16 @@ static int lookup_widget(const char *w)
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return -EINVAL;
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}
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static int tplg_parse_dapm_mixers(snd_config_t *cfg, struct tplg_elem *elem)
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static const char *get_widget_name(unsigned int type)
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{
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snd_config_iterator_t i, next;
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snd_config_t *n;
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const char *value = NULL;
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unsigned int i;
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tplg_dbg(" DAPM Mixer Controls: %s\n", elem->id);
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snd_config_for_each(i, next, cfg) {
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n = snd_config_iterator_entry(i);
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/* get value */
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if (snd_config_get_string(n, &value) < 0)
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continue;
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tplg_ref_add(elem, SND_TPLG_TYPE_MIXER, value);
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tplg_dbg("\t\t %s\n", value);
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for (i = 0; i < ARRAY_SIZE(widget_map); i++) {
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if ((unsigned int)widget_map[i].id == type)
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return widget_map[i].name;
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}
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return 0;
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}
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static int tplg_parse_dapm_enums(snd_config_t *cfg, struct tplg_elem *elem)
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{
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snd_config_iterator_t i, next;
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snd_config_t *n;
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const char *value = NULL;
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tplg_dbg(" DAPM Enum Controls: %s\n", elem->id);
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snd_config_for_each(i, next, cfg) {
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n = snd_config_iterator_entry(i);
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/* get value */
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if (snd_config_get_string(n, &value) < 0)
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continue;
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tplg_ref_add(elem, SND_TPLG_TYPE_ENUM, value);
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tplg_dbg("\t\t %s\n", value);
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}
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return 0;
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}
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static int tplg_parse_dapm_bytes(snd_config_t *cfg, struct tplg_elem *elem)
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{
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snd_config_iterator_t i, next;
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snd_config_t *n;
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const char *value = NULL;
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tplg_dbg(" DAPM Bytes Controls: %s\n", elem->id);
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snd_config_for_each(i, next, cfg) {
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n = snd_config_iterator_entry(i);
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/* get value */
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if (snd_config_get_string(n, &value) < 0)
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continue;
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tplg_ref_add(elem, SND_TPLG_TYPE_BYTES, value);
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tplg_dbg("\t\t %s\n", value);
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}
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return 0;
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return NULL;
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}
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/* move referenced controls to the widget */
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@ -340,7 +285,7 @@ struct tplg_elem *tplg_elem_new_route(snd_tplg_t *tplg, int index)
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#define LINE_SIZE 1024
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/* line is defined as '"source, control, sink"' */
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/* line is defined as '"sink, control, source"' */
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static int tplg_parse_line(const char *text,
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struct snd_soc_tplg_dapm_graph_elem *line)
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{
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@ -470,6 +415,77 @@ int tplg_parse_dapm_graph(snd_tplg_t *tplg, snd_config_t *cfg,
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return 0;
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}
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/* save DAPM graph */
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int tplg_save_dapm_graph(snd_tplg_t *tplg, int index, char **dst, const char *pfx)
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{
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struct snd_soc_tplg_dapm_graph_elem *route;
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struct list_head *pos;
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struct tplg_elem *elem;
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int err, first = 1, old_index = -1;
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unsigned block = -1, count = 0;
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list_for_each(pos, &tplg->route_list) {
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elem = list_entry(pos, struct tplg_elem, list);
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if (!elem->route || elem->type != SND_TPLG_TYPE_DAPM_GRAPH)
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continue;
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if (index >= 0 && elem->index != index)
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continue;
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count++;
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}
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if (count == 0)
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return 0;
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err = tplg_save_printf(dst, pfx, "SectionGraph {\n");
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list_for_each(pos, &tplg->route_list) {
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elem = list_entry(pos, struct tplg_elem, list);
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if (!elem->route || elem->type != SND_TPLG_TYPE_DAPM_GRAPH)
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continue;
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if (index >= 0 && elem->index != index)
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continue;
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if (old_index != elem->index) {
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if (old_index >= 0) {
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err = tplg_save_printf(dst, pfx, "\t\t]\n");
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if (err < 0)
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return err;
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err = tplg_save_printf(dst, pfx, "\t}\n");
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if (err < 0)
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return err;
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}
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old_index = elem->index;
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block++;
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first = 1;
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err = tplg_save_printf(dst, pfx, "\tset%u {\n", block);
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if (err >= 0)
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err = tplg_save_printf(dst, pfx, "\t\tindex %u\n",
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elem->index);
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if (err < 0)
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return err;
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}
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if (first) {
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first = 0;
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err = tplg_save_printf(dst, pfx, "\t\tlines [\n", elem->index);
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if (err < 0)
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return err;
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}
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route = elem->route;
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err = tplg_save_printf(dst, pfx, "\t\t\t'%s, %s, %s'\n",
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route->sink, route->control,
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route->source);
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if (err < 0)
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return err;
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}
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if (!first) {
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if (err >= 0)
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err = tplg_save_printf(dst, pfx, "\t\t]\n");
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if (err >= 0)
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err = tplg_save_printf(dst, pfx, "\t}\n");
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}
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if (err >= 0)
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err = tplg_save_printf(dst, pfx, "}\n");
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return err;
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}
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/* DAPM Widget */
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int tplg_parse_dapm_widget(snd_tplg_t *tplg,
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snd_config_t *cfg, void *private ATTRIBUTE_UNUSED)
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@ -595,7 +611,7 @@ int tplg_parse_dapm_widget(snd_tplg_t *tplg,
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}
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if (strcmp(id, "enum") == 0) {
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err = tplg_parse_dapm_enums(n, elem);
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err = tplg_parse_refs(n, elem, SND_TPLG_TYPE_ENUM);
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if (err < 0)
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return err;
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@ -603,7 +619,7 @@ int tplg_parse_dapm_widget(snd_tplg_t *tplg,
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}
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if (strcmp(id, "mixer") == 0) {
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err = tplg_parse_dapm_mixers(n, elem);
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err = tplg_parse_refs(n, elem, SND_TPLG_TYPE_MIXER);
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if (err < 0)
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return err;
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@ -611,7 +627,7 @@ int tplg_parse_dapm_widget(snd_tplg_t *tplg,
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}
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if (strcmp(id, "bytes") == 0) {
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err = tplg_parse_dapm_bytes(n, elem);
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err = tplg_parse_refs(n, elem, SND_TPLG_TYPE_BYTES);
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if (err < 0)
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return err;
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@ -619,7 +635,7 @@ int tplg_parse_dapm_widget(snd_tplg_t *tplg,
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}
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if (strcmp(id, "data") == 0) {
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err = tplg_parse_data_refs(n, elem);
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err = tplg_parse_refs(n, elem, SND_TPLG_TYPE_DATA);
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if (err < 0)
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return err;
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continue;
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@ -629,6 +645,66 @@ int tplg_parse_dapm_widget(snd_tplg_t *tplg,
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return 0;
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}
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/* save DAPM widget */
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int tplg_save_dapm_widget(snd_tplg_t *tplg ATTRIBUTE_UNUSED,
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struct tplg_elem *elem,
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char **dst, const char *pfx)
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{
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struct snd_soc_tplg_dapm_widget *widget = elem->widget;
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const char *s;
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char pfx2[16];
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int err;
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err = tplg_save_printf(dst, NULL, "'%s' {\n", elem->id);
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if (err >= 0 && elem->index)
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err = tplg_save_printf(dst, pfx, "\tindex %u\n",
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elem->index);
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if (err >= 0) {
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s = get_widget_name(widget->id);
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if (s)
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err = tplg_save_printf(dst, pfx, "\ttype %s\n", s);
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else
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err = tplg_save_printf(dst, pfx, "\ttype %u\n",
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widget->id);
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}
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if (err >= 0 && widget->sname[0])
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err = tplg_save_printf(dst, pfx, "\tstream_name '%s'\n",
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widget->sname);
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if (err >= 0 && widget->reg)
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err = tplg_save_printf(dst, pfx, "\tno_pm 1\n");
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if (err >= 0 && widget->shift)
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err = tplg_save_printf(dst, pfx, "\tshift %u\n",
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widget->shift);
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if (err >= 0 && widget->invert)
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err = tplg_save_printf(dst, pfx, "\tinvert %u\n",
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widget->invert);
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if (err >= 0 && widget->subseq)
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err = tplg_save_printf(dst, pfx, "\tsubseq %u\n",
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widget->subseq);
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if (err >= 0 && widget->event_type)
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err = tplg_save_printf(dst, pfx, "\tevent_type %u\n",
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widget->event_type);
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if (err >= 0 && widget->event_flags)
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err = tplg_save_printf(dst, pfx, "\tevent_flags %u\n",
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widget->event_flags);
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snprintf(pfx2, sizeof(pfx2), "%s\t", pfx ?: "");
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if (err >= 0)
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err = tplg_save_refs(tplg, elem, SND_TPLG_TYPE_ENUM,
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"enum", dst, pfx2);
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if (err >= 0)
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err = tplg_save_refs(tplg, elem, SND_TPLG_TYPE_MIXER,
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"mixer", dst, pfx2);
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if (err >= 0)
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err = tplg_save_refs(tplg, elem, SND_TPLG_TYPE_BYTES,
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"bytes", dst, pfx2);
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if (err >= 0)
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err = tplg_save_refs(tplg, elem, SND_TPLG_TYPE_DATA,
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"data", dst, pfx2);
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if (err >= 0)
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err = tplg_save_printf(dst, pfx, "}\n");
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return err;
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}
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int tplg_add_route(snd_tplg_t *tplg, struct snd_tplg_graph_elem *t, int index)
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{
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struct tplg_elem *elem;
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@ -744,7 +820,6 @@ int tplg_add_widget_object(snd_tplg_t *tplg, snd_tplg_obj_template_t *t)
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default:
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SNDERR("error: widget %s: invalid type %d for ctl %d\n",
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wt->name, ct->type, i);
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ret = -EINVAL;
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break;
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}
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