ALSA: hda - Allow user to give hints for codec parser behavior

Through the hints via sysfs or patch, user can set specific behavior
flags for the generic parser now.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/hda_auto_parser.c

@@ -126,6 +126,9 @@ int snd_hda_parse_pin_defcfg(struct hda_codec *codec,
 	struct auto_out_pin hp_out[ARRAY_SIZE(cfg->hp_pins)];
 	int i;
 
+	if (!snd_hda_get_int_hint(codec, "parser_flags", &i))
+		cond_flags = i;
+
 	memset(cfg, 0, sizeof(*cfg));
 
 	memset(line_out, 0, sizeof(line_out));