/* * Universal Interface for Intel High Definition Audio Codec *  * Generic proc interface * * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> * * *  This driver is free software; you can redistribute it and/or modify *  it under the terms of the GNU General Public License as published by *  the Free Software Foundation; either version 2 of the License, or *  (at your option) any later version. * *  This driver is distributed in the hope that it will be useful, *  but WITHOUT ANY WARRANTY; without even the implied warranty of *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *  GNU General Public License for more details. * *  You should have received a copy of the GNU General Public License *  along with this program; if not, write to the Free Software *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA */#include <sound/driver.h>#include <linux/init.h>#include <linux/pci.h>#include <sound/core.h>#include "hda_codec.h"static const char *get_wid_type_name(unsigned int wid_value){	static char *names[16] = {		[AC_WID_AUD_OUT] = "Audio Output",		[AC_WID_AUD_IN] = "Audio Input",		[AC_WID_AUD_MIX] = "Audio Mixer",		[AC_WID_AUD_SEL] = "Audio Selector",		[AC_WID_PIN] = "Pin Complex",		[AC_WID_POWER] = "Power Widget",		[AC_WID_VOL_KNB] = "Volume Knob Widget",		[AC_WID_BEEP] = "Beep Generator Widget",		[AC_WID_VENDOR] = "Vendor Defined Widget",	};	wid_value &= 0xf;	if (names[wid_value])		return names[wid_value];	else		return "UNKOWN Widget";}static void print_amp_caps(snd_info_buffer_t *buffer,			   struct hda_codec *codec, hda_nid_t nid, int dir){	unsigned int caps;	if (dir == HDA_OUTPUT)		caps = snd_hda_param_read(codec, nid, AC_PAR_AMP_OUT_CAP);	else		caps = snd_hda_param_read(codec, nid, AC_PAR_AMP_IN_CAP);	if (caps == -1 || caps == 0) {		snd_iprintf(buffer, "N/A\n");		return;	}	snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, mute=%x\n",		    caps & AC_AMPCAP_OFFSET,		    (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT,		    (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT,		    (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT);}static void print_amp_vals(snd_info_buffer_t *buffer,			   struct hda_codec *codec, hda_nid_t nid,			   int dir, int stereo, int indices){	unsigned int val;	int i;	if (dir == HDA_OUTPUT)		dir = AC_AMP_GET_OUTPUT;	else		dir = AC_AMP_GET_INPUT;	for (i = 0; i < indices; i++) {		snd_iprintf(buffer, " [");		if (stereo) {			val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE,						 AC_AMP_GET_LEFT | dir | i);			snd_iprintf(buffer, "0x%02x ", val);		}		val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE,					 AC_AMP_GET_RIGHT | dir | i);		snd_iprintf(buffer, "0x%02x]", val);	}	snd_iprintf(buffer, "\n");}static void print_pcm_caps(snd_info_buffer_t *buffer,			   struct hda_codec *codec, hda_nid_t nid){	unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM);	unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);	if (pcm == -1 || stream == -1) {		snd_iprintf(buffer, "N/A\n");		return;	}	snd_iprintf(buffer, "rates 0x%03x, bits 0x%02x, types 0x%x\n",		    pcm & AC_SUPPCM_RATES, (pcm >> 16) & 0xff, stream & 0xf);}static const char *get_jack_location(u32 cfg){	static char *bases[7] = {		"N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom",	};	static unsigned char specials_idx[] = {		0x07, 0x08,		0x17, 0x18, 0x19,		0x37, 0x38	};	static char *specials[] = {		"Rear Panel", "Drive Bar",		"Riser", "HDMI", "ATAPI",		"Mobile-In", "Mobile-Out"	};	int i;	cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT;	if ((cfg & 0x0f) < 7)		return bases[cfg & 0x0f];	for (i = 0; i < ARRAY_SIZE(specials_idx); i++) {		if (cfg == specials_idx[i])			return specials[i];	}	return "UNKNOWN";}static const char *get_jack_connection(u32 cfg){	static char *names[16] = {		"Unknown", "1/8", "1/4", "ATAPI",		"RCA", "Optical","Digital", "Analog",		"DIN", "XLR", "RJ11", "Comb",		NULL, NULL, NULL, "Other"	};	cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT;	if (names[cfg])		return names[cfg];	else		return "UNKNOWN";}static const char *get_jack_color(u32 cfg){	static char *names[16] = {		"Unknown", "Black", "Grey", "Blue",		"Green", "Red", "Orange", "Yellow",		"Purple", "Pink", NULL, NULL,		NULL, NULL, "White", "Other",	};	cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT;	if (names[cfg])		return names[cfg];	else		return "UNKNOWN";}static void print_pin_caps(snd_info_buffer_t *buffer,			   struct hda_codec *codec, hda_nid_t nid){	static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" };	static char *jack_types[16] = {		"Line Out", "Speaker", "HP Out", "CD",		"SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",		"Line In", "Aux", "Mic", "Telephony",		"SPDIF In", "Digitial In", "Reserved", "Other"	};	static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };	unsigned int caps;	caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);	snd_iprintf(buffer, "  Pincap 0x08%x:", caps);	if (caps & AC_PINCAP_IN)		snd_iprintf(buffer, " IN");	if (caps & AC_PINCAP_OUT)		snd_iprintf(buffer, " OUT");	if (caps & AC_PINCAP_HP_DRV)		snd_iprintf(buffer, " HP");	snd_iprintf(buffer, "\n");	caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);	snd_iprintf(buffer, "  Pin Default 0x%08x: [%s] %s at %s %s\n", caps,		    jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT],		    jack_types[(caps & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT],		    jack_locations[(caps >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3],		    get_jack_location(caps));	snd_iprintf(buffer, "    Conn = %s, Color = %s\n",		    get_jack_connection(caps),		    get_jack_color(caps));}static void print_codec_info(snd_info_entry_t *entry, snd_info_buffer_t *buffer){	struct hda_codec *codec = entry->private_data;	char buf[32];	hda_nid_t nid;	int i, nodes;	snd_hda_get_codec_name(codec, buf, sizeof(buf));	snd_iprintf(buffer, "Codec: %s\n", buf);	snd_iprintf(buffer, "Address: %d\n", codec->addr);	snd_iprintf(buffer, "Vendor Id: 0x%x\n", codec->vendor_id);	snd_iprintf(buffer, "Subsystem Id: 0x%x\n", codec->subsystem_id);	snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id);	if (! codec->afg)		return;	snd_iprintf(buffer, "Default PCM: ");	print_pcm_caps(buffer, codec, codec->afg);	snd_iprintf(buffer, "Default Amp-In caps: ");	print_amp_caps(buffer, codec, codec->afg, HDA_INPUT);	snd_iprintf(buffer, "Default Amp-Out caps: ");	print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT);	nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);	if (! nid || nodes < 0) {		snd_iprintf(buffer, "Invalid AFG subtree\n");		return;	}	for (i = 0; i < nodes; i++, 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;		int conn_len = 0; 		hda_nid_t conn[HDA_MAX_CONNECTIONS];		snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid,			    get_wid_type_name(wid_type), wid_caps);		if (wid_caps & AC_WCAP_STEREO)			snd_iprintf(buffer, " Stereo");		else			snd_iprintf(buffer, " Mono");		if (wid_caps & AC_WCAP_DIGITAL)			snd_iprintf(buffer, " Digital");		if (wid_caps & AC_WCAP_IN_AMP)			snd_iprintf(buffer, " Amp-In");		if (wid_caps & AC_WCAP_OUT_AMP)			snd_iprintf(buffer, " Amp-Out");		snd_iprintf(buffer, "\n");		if (wid_caps & AC_WCAP_CONN_LIST)			conn_len = snd_hda_get_connections(codec, nid, conn,							   HDA_MAX_CONNECTIONS);		if (wid_caps & AC_WCAP_IN_AMP) {			snd_iprintf(buffer, "  Amp-In caps: ");			print_amp_caps(buffer, codec, nid, HDA_INPUT);			snd_iprintf(buffer, "  Amp-In vals: ");			print_amp_vals(buffer, codec, nid, HDA_INPUT,				       wid_caps & AC_WCAP_STEREO, conn_len);		}		if (wid_caps & AC_WCAP_OUT_AMP) {			snd_iprintf(buffer, "  Amp-Out caps: ");			print_amp_caps(buffer, codec, nid, HDA_OUTPUT);			snd_iprintf(buffer, "  Amp-Out vals: ");			print_amp_vals(buffer, codec, nid, HDA_OUTPUT,				       wid_caps & AC_WCAP_STEREO, 1);		}		if (wid_type == AC_WID_PIN) {			unsigned int pinctls;			print_pin_caps(buffer, codec, nid);			pinctls = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0);			snd_iprintf(buffer, "  Pin-ctls: 0x%02x:", pinctls);			if (pinctls & AC_PINCTL_IN_EN)				snd_iprintf(buffer, " IN");			if (pinctls & AC_PINCTL_OUT_EN)				snd_iprintf(buffer, " OUT");			if (pinctls & AC_PINCTL_HP_EN)				snd_iprintf(buffer, " HP");			snd_iprintf(buffer, "\n");		}		if ((wid_type == AC_WID_AUD_OUT || wid_type == AC_WID_AUD_IN) &&		    (wid_caps & AC_WCAP_FORMAT_OVRD)) {			snd_iprintf(buffer, "  PCM: ");			print_pcm_caps(buffer, codec, nid);		}		if (wid_caps & AC_WCAP_POWER)			snd_iprintf(buffer, "  Power: 0x%x\n",				    snd_hda_codec_read(codec, nid, 0,						       AC_VERB_GET_POWER_STATE, 0));		if (wid_caps & AC_WCAP_CONN_LIST) {			int c, curr = -1;			if (conn_len > 1 && wid_type != AC_WID_AUD_MIX)				curr = snd_hda_codec_read(codec, nid, 0,					AC_VERB_GET_CONNECT_SEL, 0);			snd_iprintf(buffer, "  Connection: %d\n", conn_len);			snd_iprintf(buffer, "    ");			for (c = 0; c < conn_len; c++) {				snd_iprintf(buffer, " 0x%02x", conn[c]);				if (c == curr)					snd_iprintf(buffer, "*");			}			snd_iprintf(buffer, "\n");		}	}}/* * create a proc read */int snd_hda_codec_proc_new(struct hda_codec *codec){	char name[32];	snd_info_entry_t *entry;	int err;	snprintf(name, sizeof(name), "codec#%d", codec->addr);	err = snd_card_proc_new(codec->bus->card, name, &entry);	if (err < 0)		return err;	snd_info_set_text_ops(entry, codec, 32 * 1024, print_codec_info);	return 0;}