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Commit 0c8c0f56 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: hda - Add more debug prints about new paths 



Add a better debug print code to show the new assigned paths in
generic parser.  It appears only with CONFIG_SND_DEBUG_VERBOSE=y.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 545502de

sound/pci/hda/hda_generic.c

+36 −10
Original line number Diff line number Diff line
@@ -186,6 +186,21 @@ static bool is_ctl_associated(struct hda_codec *codec, hda_nid_t nid, 
		is_ctl_used(codec, val, NID_PATH_MUTE_CTL);

}



static void print_nid_path(const char *pfx, struct nid_path *path)

{

	char buf[40];

	int i;





	buf[0] = 0;

	for (i = 0; i < path->depth; i++) {

		char tmp[4];

		sprintf(tmp, ":%02x", path->path[i]);

		strlcat(buf, tmp, sizeof(buf));

	}

	snd_printdd("%s path: depth=%d %s\n", pfx, path->depth, buf);

}



/* called recursively */

static bool __parse_nid_path(struct hda_codec *codec,

			     hda_nid_t from_nid, hda_nid_t to_nid,
@@ -252,11 +267,6 @@ bool snd_hda_parse_nid_path(struct hda_codec *codec, hda_nid_t from_nid, 
	if (__parse_nid_path(codec, from_nid, to_nid, with_aa_mix, path, 1)) {

		path->path[path->depth] = to_nid;

		path->depth++;

#if 0

		snd_printdd("path: depth=%d, %02x/%02x/%02x/%02x/%02x\n",

			    path->depth, path->path[0], path->path[1],

			    path->path[2], path->path[3], path->path[4]);

#endif

		return true;

	}

	return false;
@@ -816,6 +826,7 @@ static int try_assign_dacs(struct hda_codec *codec, int num_outs, 
		return 0;



	for (i = 0; i < num_outs; i++) {

		struct nid_path *path;

		hda_nid_t pin = pins[i];

		if (!dacs[i])

			dacs[i] = look_for_dac(codec, pin, false);
@@ -850,8 +861,11 @@ static int try_assign_dacs(struct hda_codec *codec, int num_outs, 
			else

				badness += bad->no_dac;

		}

		if (!snd_hda_add_new_path(codec, dac, pin, 0))

		path = snd_hda_add_new_path(codec, dac, pin, 0);

		if (!path)

			dac = dacs[i] = 0;

		else

			print_nid_path("output", path);

		if (dac)

			badness += assign_out_path_ctls(codec, pin, dac);

	}
@@ -935,6 +949,7 @@ static int fill_multi_ios(struct hda_codec *codec, 
	dacs = spec->multiout.num_dacs;

	for (type = AUTO_PIN_LINE_IN; type >= AUTO_PIN_MIC; type--) {

		for (i = 0; i < cfg->num_inputs; i++) {

			struct nid_path *path;

			hda_nid_t nid = cfg->inputs[i].pin;

			hda_nid_t dac = 0;
@@ -962,10 +977,12 @@ static int fill_multi_ios(struct hda_codec *codec, 
				badness++;

				continue;

			}

			if (!snd_hda_add_new_path(codec, dac, nid, 0)) {

			path = snd_hda_add_new_path(codec, dac, nid, 0);

			if (!path) {

				badness++;

				continue;

			}

			print_nid_path("multiio", path);

			spec->multi_io[spec->multi_ios].pin = nid;

			spec->multi_io[spec->multi_ios].dac = dac;

			spec->multi_ios++;
@@ -1004,15 +1021,18 @@ static bool map_singles(struct hda_codec *codec, int outs, 
	int i;

	bool found = false;

	for (i = 0; i < outs; i++) {

		struct nid_path *path;

		hda_nid_t dac;

		if (dacs[i])

			continue;

		dac = get_dac_if_single(codec, pins[i]);

		if (!dac)

			continue;

		if (snd_hda_add_new_path(codec, dac, pins[i], 0)) {

		path = snd_hda_add_new_path(codec, dac, pins[i], 0);

		if (path) {

			dacs[i] = dac;

			found = true;

			print_nid_path("output", path);

		}

	}

	return found;
@@ -1268,6 +1288,7 @@ static int parse_output_paths(struct hda_codec *codec) 
	}



	if (badness) {

		debug_badness("==> restoring best_cfg\n");

		*cfg = *best_cfg;

		fill_and_eval_dacs(codec, best_wired, best_mio);

	}
@@ -1659,6 +1680,7 @@ static int new_analog_input(struct hda_codec *codec, hda_nid_t pin, 
	path = snd_hda_add_new_path(codec, pin, mix_nid, 2);

	if (!path)

		return -EINVAL;

	print_nid_path("loopback", path);



	idx = path->idx[path->depth - 1];

	if (nid_has_volume(codec, mix_nid, HDA_INPUT)) {
@@ -1836,6 +1858,7 @@ static int create_input_ctls(struct hda_codec *codec) 
				spec->paths.used--;

				continue;

			}

			print_nid_path("input", path);



			if (!imux_added) {

				spec->imux_pins[imux->num_items] = pin;
@@ -2295,6 +2318,7 @@ static int parse_mic_boost(struct hda_codec *codec) 
static void parse_digital(struct hda_codec *codec)

{

	struct hda_gen_spec *spec = codec->spec;

	struct nid_path *path;

	int i, nums;

	hda_nid_t dig_nid;
@@ -2305,8 +2329,10 @@ static void parse_digital(struct hda_codec *codec) 
		dig_nid = look_for_dac(codec, pin, true);

		if (!dig_nid)

			continue;

		if (!snd_hda_add_new_path(codec, dig_nid, pin, 2))

		path = snd_hda_add_new_path(codec, dig_nid, pin, 2);

		if (!path)

			continue;

		print_nid_path("digout", path);

		if (!nums) {

			spec->multiout.dig_out_nid = dig_nid;

			spec->dig_out_type = spec->autocfg.dig_out_type[0];
@@ -2322,7 +2348,6 @@ static void parse_digital(struct hda_codec *codec) 
	if (spec->autocfg.dig_in_pin) {

		dig_nid = codec->start_nid;

		for (i = 0; i < codec->num_nodes; i++, dig_nid++) {

			struct nid_path *path;

			unsigned int wcaps = get_wcaps(codec, dig_nid);

			if (get_wcaps_type(wcaps) != AC_WID_AUD_IN)

				continue;
@@ -2332,6 +2357,7 @@ static void parse_digital(struct hda_codec *codec) 
						    spec->autocfg.dig_in_pin,

						    dig_nid, 2);

			if (path) {

				print_nid_path("digin", path);

				path->active = true;

				spec->dig_in_nid = dig_nid;

				break;