1 /* 2 * Universal Interface for Intel High Definition Audio Codec 3 * 4 * Generic proc interface 5 * 6 * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> 7 * 8 * 9 * This driver is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 * 14 * This driver is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 22 */ 23 24 #include <sound/driver.h> 25 #include <linux/init.h> 26 #include <sound/core.h> 27 #include "hda_codec.h" 28 #include "hda_local.h" 29 30 static const char *get_wid_type_name(unsigned int wid_value) 31 { 32 static char *names[16] = { 33 [AC_WID_AUD_OUT] = "Audio Output", 34 [AC_WID_AUD_IN] = "Audio Input", 35 [AC_WID_AUD_MIX] = "Audio Mixer", 36 [AC_WID_AUD_SEL] = "Audio Selector", 37 [AC_WID_PIN] = "Pin Complex", 38 [AC_WID_POWER] = "Power Widget", 39 [AC_WID_VOL_KNB] = "Volume Knob Widget", 40 [AC_WID_BEEP] = "Beep Generator Widget", 41 [AC_WID_VENDOR] = "Vendor Defined Widget", 42 }; 43 wid_value &= 0xf; 44 if (names[wid_value]) 45 return names[wid_value]; 46 else 47 return "UNKNOWN Widget"; 48 } 49 50 static void print_amp_caps(struct snd_info_buffer *buffer, 51 struct hda_codec *codec, hda_nid_t nid, int dir) 52 { 53 unsigned int caps; 54 caps = snd_hda_param_read(codec, nid, 55 dir == HDA_OUTPUT ? 56 AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP); 57 if (caps == -1 || caps == 0) { 58 snd_iprintf(buffer, "N/A\n"); 59 return; 60 } 61 snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, mute=%x\n", 62 caps & AC_AMPCAP_OFFSET, 63 (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT, 64 (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT, 65 (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT); 66 } 67 68 static void print_amp_vals(struct snd_info_buffer *buffer, 69 struct hda_codec *codec, hda_nid_t nid, 70 int dir, int stereo, int indices) 71 { 72 unsigned int val; 73 int i; 74 75 dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; 76 for (i = 0; i < indices; i++) { 77 snd_iprintf(buffer, " ["); 78 if (stereo) { 79 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE, 80 AC_AMP_GET_LEFT | dir | i); 81 snd_iprintf(buffer, "0x%02x ", val); 82 } 83 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE, 84 AC_AMP_GET_RIGHT | dir | i); 85 snd_iprintf(buffer, "0x%02x]", val); 86 } 87 snd_iprintf(buffer, "\n"); 88 } 89 90 static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm) 91 { 92 static unsigned int rates[] = { 93 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200, 94 96000, 176400, 192000, 384000 95 }; 96 int i; 97 98 pcm &= AC_SUPPCM_RATES; 99 snd_iprintf(buffer, " rates [0x%x]:", pcm); 100 for (i = 0; i < ARRAY_SIZE(rates); i++) 101 if (pcm & (1 << i)) 102 snd_iprintf(buffer, " %d", rates[i]); 103 snd_iprintf(buffer, "\n"); 104 } 105 106 static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm) 107 { 108 static unsigned int bits[] = { 8, 16, 20, 24, 32 }; 109 int i; 110 111 pcm = (pcm >> 16) & 0xff; 112 snd_iprintf(buffer, " bits [0x%x]:", pcm); 113 for (i = 0; i < ARRAY_SIZE(bits); i++) 114 if (pcm & (1 << i)) 115 snd_iprintf(buffer, " %d", bits[i]); 116 snd_iprintf(buffer, "\n"); 117 } 118 119 static void print_pcm_formats(struct snd_info_buffer *buffer, 120 unsigned int streams) 121 { 122 snd_iprintf(buffer, " formats [0x%x]:", streams & 0xf); 123 if (streams & AC_SUPFMT_PCM) 124 snd_iprintf(buffer, " PCM"); 125 if (streams & AC_SUPFMT_FLOAT32) 126 snd_iprintf(buffer, " FLOAT"); 127 if (streams & AC_SUPFMT_AC3) 128 snd_iprintf(buffer, " AC3"); 129 snd_iprintf(buffer, "\n"); 130 } 131 132 static void print_pcm_caps(struct snd_info_buffer *buffer, 133 struct hda_codec *codec, hda_nid_t nid) 134 { 135 unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM); 136 unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); 137 if (pcm == -1 || stream == -1) { 138 snd_iprintf(buffer, "N/A\n"); 139 return; 140 } 141 print_pcm_rates(buffer, pcm); 142 print_pcm_bits(buffer, pcm); 143 print_pcm_formats(buffer, stream); 144 } 145 146 static const char *get_jack_location(u32 cfg) 147 { 148 static char *bases[7] = { 149 "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", 150 }; 151 static unsigned char specials_idx[] = { 152 0x07, 0x08, 153 0x17, 0x18, 0x19, 154 0x37, 0x38 155 }; 156 static char *specials[] = { 157 "Rear Panel", "Drive Bar", 158 "Riser", "HDMI", "ATAPI", 159 "Mobile-In", "Mobile-Out" 160 }; 161 int i; 162 cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT; 163 if ((cfg & 0x0f) < 7) 164 return bases[cfg & 0x0f]; 165 for (i = 0; i < ARRAY_SIZE(specials_idx); i++) { 166 if (cfg == specials_idx[i]) 167 return specials[i]; 168 } 169 return "UNKNOWN"; 170 } 171 172 static const char *get_jack_connection(u32 cfg) 173 { 174 static char *names[16] = { 175 "Unknown", "1/8", "1/4", "ATAPI", 176 "RCA", "Optical","Digital", "Analog", 177 "DIN", "XLR", "RJ11", "Comb", 178 NULL, NULL, NULL, "Other" 179 }; 180 cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT; 181 if (names[cfg]) 182 return names[cfg]; 183 else 184 return "UNKNOWN"; 185 } 186 187 static const char *get_jack_color(u32 cfg) 188 { 189 static char *names[16] = { 190 "Unknown", "Black", "Grey", "Blue", 191 "Green", "Red", "Orange", "Yellow", 192 "Purple", "Pink", NULL, NULL, 193 NULL, NULL, "White", "Other", 194 }; 195 cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT; 196 if (names[cfg]) 197 return names[cfg]; 198 else 199 return "UNKNOWN"; 200 } 201 202 static void print_pin_caps(struct snd_info_buffer *buffer, 203 struct hda_codec *codec, hda_nid_t nid) 204 { 205 static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" }; 206 static char *jack_types[16] = { 207 "Line Out", "Speaker", "HP Out", "CD", 208 "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", 209 "Line In", "Aux", "Mic", "Telephony", 210 "SPDIF In", "Digitial In", "Reserved", "Other" 211 }; 212 static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; 213 unsigned int caps; 214 215 caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); 216 snd_iprintf(buffer, " Pincap 0x08%x:", caps); 217 if (caps & AC_PINCAP_IN) 218 snd_iprintf(buffer, " IN"); 219 if (caps & AC_PINCAP_OUT) 220 snd_iprintf(buffer, " OUT"); 221 if (caps & AC_PINCAP_HP_DRV) 222 snd_iprintf(buffer, " HP"); 223 if (caps & AC_PINCAP_EAPD) 224 snd_iprintf(buffer, " EAPD"); 225 if (caps & AC_PINCAP_PRES_DETECT) 226 snd_iprintf(buffer, " Detect"); 227 snd_iprintf(buffer, "\n"); 228 caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); 229 snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps, 230 jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT], 231 jack_types[(caps & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT], 232 jack_locations[(caps >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3], 233 get_jack_location(caps)); 234 snd_iprintf(buffer, " Conn = %s, Color = %s\n", 235 get_jack_connection(caps), 236 get_jack_color(caps)); 237 } 238 239 240 static void print_codec_info(struct snd_info_entry *entry, struct snd_info_buffer *buffer) 241 { 242 struct hda_codec *codec = entry->private_data; 243 char buf[32]; 244 hda_nid_t nid; 245 int i, nodes; 246 247 snd_hda_get_codec_name(codec, buf, sizeof(buf)); 248 snd_iprintf(buffer, "Codec: %s\n", buf); 249 snd_iprintf(buffer, "Address: %d\n", codec->addr); 250 snd_iprintf(buffer, "Vendor Id: 0x%x\n", codec->vendor_id); 251 snd_iprintf(buffer, "Subsystem Id: 0x%x\n", codec->subsystem_id); 252 snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id); 253 if (! codec->afg) 254 return; 255 snd_iprintf(buffer, "Default PCM:\n"); 256 print_pcm_caps(buffer, codec, codec->afg); 257 snd_iprintf(buffer, "Default Amp-In caps: "); 258 print_amp_caps(buffer, codec, codec->afg, HDA_INPUT); 259 snd_iprintf(buffer, "Default Amp-Out caps: "); 260 print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT); 261 262 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); 263 if (! nid || nodes < 0) { 264 snd_iprintf(buffer, "Invalid AFG subtree\n"); 265 return; 266 } 267 for (i = 0; i < nodes; i++, nid++) { 268 unsigned int wid_caps = snd_hda_param_read(codec, nid, 269 AC_PAR_AUDIO_WIDGET_CAP); 270 unsigned int wid_type = (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; 271 int conn_len = 0; 272 hda_nid_t conn[HDA_MAX_CONNECTIONS]; 273 274 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid, 275 get_wid_type_name(wid_type), wid_caps); 276 if (wid_caps & AC_WCAP_STEREO) 277 snd_iprintf(buffer, " Stereo"); 278 else 279 snd_iprintf(buffer, " Mono"); 280 if (wid_caps & AC_WCAP_DIGITAL) 281 snd_iprintf(buffer, " Digital"); 282 if (wid_caps & AC_WCAP_IN_AMP) 283 snd_iprintf(buffer, " Amp-In"); 284 if (wid_caps & AC_WCAP_OUT_AMP) 285 snd_iprintf(buffer, " Amp-Out"); 286 snd_iprintf(buffer, "\n"); 287 288 if (wid_caps & AC_WCAP_CONN_LIST) 289 conn_len = snd_hda_get_connections(codec, nid, conn, 290 HDA_MAX_CONNECTIONS); 291 292 if (wid_caps & AC_WCAP_IN_AMP) { 293 snd_iprintf(buffer, " Amp-In caps: "); 294 print_amp_caps(buffer, codec, nid, HDA_INPUT); 295 snd_iprintf(buffer, " Amp-In vals: "); 296 print_amp_vals(buffer, codec, nid, HDA_INPUT, 297 wid_caps & AC_WCAP_STEREO, conn_len); 298 } 299 if (wid_caps & AC_WCAP_OUT_AMP) { 300 snd_iprintf(buffer, " Amp-Out caps: "); 301 print_amp_caps(buffer, codec, nid, HDA_OUTPUT); 302 snd_iprintf(buffer, " Amp-Out vals: "); 303 print_amp_vals(buffer, codec, nid, HDA_OUTPUT, 304 wid_caps & AC_WCAP_STEREO, 1); 305 } 306 307 if (wid_type == AC_WID_PIN) { 308 unsigned int pinctls; 309 print_pin_caps(buffer, codec, nid); 310 pinctls = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0); 311 snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls); 312 if (pinctls & AC_PINCTL_IN_EN) 313 snd_iprintf(buffer, " IN"); 314 if (pinctls & AC_PINCTL_OUT_EN) 315 snd_iprintf(buffer, " OUT"); 316 if (pinctls & AC_PINCTL_HP_EN) 317 snd_iprintf(buffer, " HP"); 318 snd_iprintf(buffer, "\n"); 319 } 320 321 if ((wid_type == AC_WID_AUD_OUT || wid_type == AC_WID_AUD_IN) && 322 (wid_caps & AC_WCAP_FORMAT_OVRD)) { 323 snd_iprintf(buffer, " PCM:\n"); 324 print_pcm_caps(buffer, codec, nid); 325 } 326 327 if (wid_caps & AC_WCAP_POWER) 328 snd_iprintf(buffer, " Power: 0x%x\n", 329 snd_hda_codec_read(codec, nid, 0, 330 AC_VERB_GET_POWER_STATE, 0)); 331 332 if (wid_caps & AC_WCAP_CONN_LIST) { 333 int c, curr = -1; 334 if (conn_len > 1 && wid_type != AC_WID_AUD_MIX) 335 curr = snd_hda_codec_read(codec, nid, 0, 336 AC_VERB_GET_CONNECT_SEL, 0); 337 snd_iprintf(buffer, " Connection: %d\n", conn_len); 338 snd_iprintf(buffer, " "); 339 for (c = 0; c < conn_len; c++) { 340 snd_iprintf(buffer, " 0x%02x", conn[c]); 341 if (c == curr) 342 snd_iprintf(buffer, "*"); 343 } 344 snd_iprintf(buffer, "\n"); 345 } 346 } 347 } 348 349 /* 350 * create a proc read 351 */ 352 int snd_hda_codec_proc_new(struct hda_codec *codec) 353 { 354 char name[32]; 355 struct snd_info_entry *entry; 356 int err; 357 358 snprintf(name, sizeof(name), "codec#%d", codec->addr); 359 err = snd_card_proc_new(codec->bus->card, name, &entry); 360 if (err < 0) 361 return err; 362 363 snd_info_set_text_ops(entry, codec, print_codec_info); 364 return 0; 365 } 366 367