*
* If no entries are matching, the function returns a negative value.
*/
-int snd_hda_check_board_config(struct hda_codec *codec, struct hda_board_config *tbl)
+int snd_hda_check_board_config(struct hda_codec *codec, const struct hda_board_config *tbl)
{
- struct hda_board_config *c;
+ const struct hda_board_config *c;
if (codec->bus->modelname) {
for (c = tbl; c->modelname || c->pci_subvendor; c++) {
return 0;
}
+/*
+ * Helper for automatic ping configuration
+ */
+/* parse all pin widgets and store the useful pin nids to cfg */
+int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *cfg)
+{
+ hda_nid_t nid, nid_start;
+ int i, j, nodes;
+ short seq, sequences[4], assoc_line_out;
+
+ memset(cfg, 0, sizeof(*cfg));
+
+ memset(sequences, 0, sizeof(sequences));
+ assoc_line_out = 0;
+
+ nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
+ for (nid = nid_start; nid < nodes + nid_start; nid++) {
+ unsigned int wid_caps = snd_hda_param_read(codec, nid,
+ AC_PAR_AUDIO_WIDGET_CAP);
+ unsigned int wid_type = (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
+ unsigned int def_conf;
+ short assoc, loc;
+
+ /* read all default configuration for pin complex */
+ if (wid_type != AC_WID_PIN)
+ continue;
+ def_conf = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
+ if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE)
+ continue;
+ loc = get_defcfg_location(def_conf);
+ switch (get_defcfg_device(def_conf)) {
+ case AC_JACK_LINE_OUT:
+ case AC_JACK_SPEAKER:
+ seq = get_defcfg_sequence(def_conf);
+ assoc = get_defcfg_association(def_conf);
+ if (! assoc)
+ continue;
+ if (! assoc_line_out)
+ assoc_line_out = assoc;
+ else if (assoc_line_out != assoc)
+ continue;
+ if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins))
+ continue;
+ cfg->line_out_pins[cfg->line_outs] = nid;
+ sequences[cfg->line_outs] = seq;
+ cfg->line_outs++;
+ break;
+ case AC_JACK_HP_OUT:
+ cfg->hp_pin = nid;
+ break;
+ case AC_JACK_MIC_IN:
+ if (loc == AC_JACK_LOC_FRONT)
+ cfg->input_pins[AUTO_PIN_FRONT_MIC] = nid;
+ else
+ cfg->input_pins[AUTO_PIN_MIC] = nid;
+ break;
+ case AC_JACK_LINE_IN:
+ if (loc == AC_JACK_LOC_FRONT)
+ cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
+ else
+ cfg->input_pins[AUTO_PIN_LINE] = nid;
+ break;
+ case AC_JACK_CD:
+ cfg->input_pins[AUTO_PIN_CD] = nid;
+ break;
+ case AC_JACK_AUX:
+ cfg->input_pins[AUTO_PIN_AUX] = nid;
+ break;
+ case AC_JACK_SPDIF_OUT:
+ cfg->dig_out_pin = nid;
+ break;
+ case AC_JACK_SPDIF_IN:
+ cfg->dig_in_pin = nid;
+ break;
+ }
+ }
+
+ /* sort by sequence */
+ for (i = 0; i < cfg->line_outs; i++)
+ for (j = i + 1; j < cfg->line_outs; j++)
+ if (sequences[i] > sequences[j]) {
+ seq = sequences[i];
+ sequences[i] = sequences[j];
+ sequences[j] = seq;
+ nid = cfg->line_out_pins[i];
+ cfg->line_out_pins[i] = cfg->line_out_pins[j];
+ cfg->line_out_pins[j] = nid;
+ }
+
+ /* Swap surround and CLFE: the association order is front/CLFE/surr/back */
+ if (cfg->line_outs >= 3) {
+ nid = cfg->line_out_pins[1];
+ cfg->line_out_pins[1] = cfg->line_out_pins[2];
+ cfg->line_out_pins[2] = nid;
+ }
+
+ return 0;
+}
+
#ifdef CONFIG_PM
/*
* power management