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