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, " 62 "mute=%x\n", 63 caps & AC_AMPCAP_OFFSET, 64 (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT, 65 (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT, 66 (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT); 67 } 68 69 static void print_amp_vals(struct snd_info_buffer *buffer, 70 struct hda_codec *codec, hda_nid_t nid, 71 int dir, int stereo, int indices) 72 { 73 unsigned int val; 74 int i; 75 76 dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; 77 for (i = 0; i < indices; i++) { 78 snd_iprintf(buffer, " ["); 79 if (stereo) { 80 val = snd_hda_codec_read(codec, nid, 0, 81 AC_VERB_GET_AMP_GAIN_MUTE, 82 AC_AMP_GET_LEFT | dir | i); 83 snd_iprintf(buffer, "0x%02x ", val); 84 } 85 val = snd_hda_codec_read(codec, nid, 0, 86 AC_VERB_GET_AMP_GAIN_MUTE, 87 AC_AMP_GET_RIGHT | dir | i); 88 snd_iprintf(buffer, "0x%02x]", val); 89 } 90 snd_iprintf(buffer, "\n"); 91 } 92 93 static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm) 94 { 95 static unsigned int rates[] = { 96 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200, 97 96000, 176400, 192000, 384000 98 }; 99 int i; 100 101 pcm &= AC_SUPPCM_RATES; 102 snd_iprintf(buffer, " rates [0x%x]:", pcm); 103 for (i = 0; i < ARRAY_SIZE(rates); i++) 104 if (pcm & (1 << i)) 105 snd_iprintf(buffer, " %d", rates[i]); 106 snd_iprintf(buffer, "\n"); 107 } 108 109 static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm) 110 { 111 static unsigned int bits[] = { 8, 16, 20, 24, 32 }; 112 int i; 113 114 pcm = (pcm >> 16) & 0xff; 115 snd_iprintf(buffer, " bits [0x%x]:", pcm); 116 for (i = 0; i < ARRAY_SIZE(bits); i++) 117 if (pcm & (1 << i)) 118 snd_iprintf(buffer, " %d", bits[i]); 119 snd_iprintf(buffer, "\n"); 120 } 121 122 static void print_pcm_formats(struct snd_info_buffer *buffer, 123 unsigned int streams) 124 { 125 snd_iprintf(buffer, " formats [0x%x]:", streams & 0xf); 126 if (streams & AC_SUPFMT_PCM) 127 snd_iprintf(buffer, " PCM"); 128 if (streams & AC_SUPFMT_FLOAT32) 129 snd_iprintf(buffer, " FLOAT"); 130 if (streams & AC_SUPFMT_AC3) 131 snd_iprintf(buffer, " AC3"); 132 snd_iprintf(buffer, "\n"); 133 } 134 135 static void print_pcm_caps(struct snd_info_buffer *buffer, 136 struct hda_codec *codec, hda_nid_t nid) 137 { 138 unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM); 139 unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); 140 if (pcm == -1 || stream == -1) { 141 snd_iprintf(buffer, "N/A\n"); 142 return; 143 } 144 print_pcm_rates(buffer, pcm); 145 print_pcm_bits(buffer, pcm); 146 print_pcm_formats(buffer, stream); 147 } 148 149 static const char *get_jack_location(u32 cfg) 150 { 151 static char *bases[7] = { 152 "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", 153 }; 154 static unsigned char specials_idx[] = { 155 0x07, 0x08, 156 0x17, 0x18, 0x19, 157 0x37, 0x38 158 }; 159 static char *specials[] = { 160 "Rear Panel", "Drive Bar", 161 "Riser", "HDMI", "ATAPI", 162 "Mobile-In", "Mobile-Out" 163 }; 164 int i; 165 cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT; 166 if ((cfg & 0x0f) < 7) 167 return bases[cfg & 0x0f]; 168 for (i = 0; i < ARRAY_SIZE(specials_idx); i++) { 169 if (cfg == specials_idx[i]) 170 return specials[i]; 171 } 172 return "UNKNOWN"; 173 } 174 175 static const char *get_jack_connection(u32 cfg) 176 { 177 static char *names[16] = { 178 "Unknown", "1/8", "1/4", "ATAPI", 179 "RCA", "Optical","Digital", "Analog", 180 "DIN", "XLR", "RJ11", "Comb", 181 NULL, NULL, NULL, "Other" 182 }; 183 cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT; 184 if (names[cfg]) 185 return names[cfg]; 186 else 187 return "UNKNOWN"; 188 } 189 190 static const char *get_jack_color(u32 cfg) 191 { 192 static char *names[16] = { 193 "Unknown", "Black", "Grey", "Blue", 194 "Green", "Red", "Orange", "Yellow", 195 "Purple", "Pink", NULL, NULL, 196 NULL, NULL, "White", "Other", 197 }; 198 cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT; 199 if (names[cfg]) 200 return names[cfg]; 201 else 202 return "UNKNOWN"; 203 } 204 205 static void print_pin_caps(struct snd_info_buffer *buffer, 206 struct hda_codec *codec, hda_nid_t nid) 207 { 208 static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" }; 209 static char *jack_types[16] = { 210 "Line Out", "Speaker", "HP Out", "CD", 211 "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", 212 "Line In", "Aux", "Mic", "Telephony", 213 "SPDIF In", "Digitial In", "Reserved", "Other" 214 }; 215 static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; 216 unsigned int caps; 217 218 caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); 219 snd_iprintf(buffer, " Pincap 0x08%x:", caps); 220 if (caps & AC_PINCAP_IN) 221 snd_iprintf(buffer, " IN"); 222 if (caps & AC_PINCAP_OUT) 223 snd_iprintf(buffer, " OUT"); 224 if (caps & AC_PINCAP_HP_DRV) 225 snd_iprintf(buffer, " HP"); 226 if (caps & AC_PINCAP_EAPD) 227 snd_iprintf(buffer, " EAPD"); 228 if (caps & AC_PINCAP_PRES_DETECT) 229 snd_iprintf(buffer, " Detect"); 230 snd_iprintf(buffer, "\n"); 231 caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); 232 snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps, 233 jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT], 234 jack_types[(caps & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT], 235 jack_locations[(caps >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3], 236 get_jack_location(caps)); 237 snd_iprintf(buffer, " Conn = %s, Color = %s\n", 238 get_jack_connection(caps), 239 get_jack_color(caps)); 240 } 241 242 243 static void print_codec_info(struct snd_info_entry *entry, 244 struct snd_info_buffer *buffer) 245 { 246 struct hda_codec *codec = entry->private_data; 247 char buf[32]; 248 hda_nid_t nid; 249 int i, nodes; 250 251 snd_hda_get_codec_name(codec, buf, sizeof(buf)); 252 snd_iprintf(buffer, "Codec: %s\n", buf); 253 snd_iprintf(buffer, "Address: %d\n", codec->addr); 254 snd_iprintf(buffer, "Vendor Id: 0x%x\n", codec->vendor_id); 255 snd_iprintf(buffer, "Subsystem Id: 0x%x\n", codec->subsystem_id); 256 snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id); 257 258 if (codec->mfg) 259 snd_iprintf(buffer, "Modem Function Group: 0x%x\n", codec->mfg); 260 else 261 snd_iprintf(buffer, "No Modem Function Group found\n"); 262 263 if (! codec->afg) 264 return; 265 snd_hda_power_up(codec); 266 snd_iprintf(buffer, "Default PCM:\n"); 267 print_pcm_caps(buffer, codec, codec->afg); 268 snd_iprintf(buffer, "Default Amp-In caps: "); 269 print_amp_caps(buffer, codec, codec->afg, HDA_INPUT); 270 snd_iprintf(buffer, "Default Amp-Out caps: "); 271 print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT); 272 273 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); 274 if (! nid || nodes < 0) { 275 snd_iprintf(buffer, "Invalid AFG subtree\n"); 276 snd_hda_power_down(codec); 277 return; 278 } 279 for (i = 0; i < nodes; i++, nid++) { 280 unsigned int wid_caps = 281 snd_hda_param_read(codec, nid, 282 AC_PAR_AUDIO_WIDGET_CAP); 283 unsigned int wid_type = 284 (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; 285 int conn_len = 0; 286 hda_nid_t conn[HDA_MAX_CONNECTIONS]; 287 288 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid, 289 get_wid_type_name(wid_type), wid_caps); 290 if (wid_caps & AC_WCAP_STEREO) 291 snd_iprintf(buffer, " Stereo"); 292 else 293 snd_iprintf(buffer, " Mono"); 294 if (wid_caps & AC_WCAP_DIGITAL) 295 snd_iprintf(buffer, " Digital"); 296 if (wid_caps & AC_WCAP_IN_AMP) 297 snd_iprintf(buffer, " Amp-In"); 298 if (wid_caps & AC_WCAP_OUT_AMP) 299 snd_iprintf(buffer, " Amp-Out"); 300 snd_iprintf(buffer, "\n"); 301 302 if (wid_caps & AC_WCAP_CONN_LIST) 303 conn_len = snd_hda_get_connections(codec, nid, conn, 304 HDA_MAX_CONNECTIONS); 305 306 if (wid_caps & AC_WCAP_IN_AMP) { 307 snd_iprintf(buffer, " Amp-In caps: "); 308 print_amp_caps(buffer, codec, nid, HDA_INPUT); 309 snd_iprintf(buffer, " Amp-In vals: "); 310 print_amp_vals(buffer, codec, nid, HDA_INPUT, 311 wid_caps & AC_WCAP_STEREO, conn_len); 312 } 313 if (wid_caps & AC_WCAP_OUT_AMP) { 314 snd_iprintf(buffer, " Amp-Out caps: "); 315 print_amp_caps(buffer, codec, nid, HDA_OUTPUT); 316 snd_iprintf(buffer, " Amp-Out vals: "); 317 print_amp_vals(buffer, codec, nid, HDA_OUTPUT, 318 wid_caps & AC_WCAP_STEREO, 1); 319 } 320 321 if (wid_type == AC_WID_PIN) { 322 unsigned int pinctls; 323 print_pin_caps(buffer, codec, nid); 324 pinctls = snd_hda_codec_read(codec, nid, 0, 325 AC_VERB_GET_PIN_WIDGET_CONTROL, 326 0); 327 snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls); 328 if (pinctls & AC_PINCTL_IN_EN) 329 snd_iprintf(buffer, " IN"); 330 if (pinctls & AC_PINCTL_OUT_EN) 331 snd_iprintf(buffer, " OUT"); 332 if (pinctls & AC_PINCTL_HP_EN) 333 snd_iprintf(buffer, " HP"); 334 snd_iprintf(buffer, "\n"); 335 } 336 337 if ((wid_type == AC_WID_AUD_OUT || wid_type == AC_WID_AUD_IN) && 338 (wid_caps & AC_WCAP_FORMAT_OVRD)) { 339 snd_iprintf(buffer, " PCM:\n"); 340 print_pcm_caps(buffer, codec, nid); 341 } 342 343 if (wid_caps & AC_WCAP_POWER) 344 snd_iprintf(buffer, " Power: 0x%x\n", 345 snd_hda_codec_read(codec, nid, 0, 346 AC_VERB_GET_POWER_STATE, 347 0)); 348 349 if (wid_caps & AC_WCAP_CONN_LIST) { 350 int c, curr = -1; 351 if (conn_len > 1 && wid_type != AC_WID_AUD_MIX) 352 curr = snd_hda_codec_read(codec, nid, 0, 353 AC_VERB_GET_CONNECT_SEL, 0); 354 snd_iprintf(buffer, " Connection: %d\n", conn_len); 355 snd_iprintf(buffer, " "); 356 for (c = 0; c < conn_len; c++) { 357 snd_iprintf(buffer, " 0x%02x", conn[c]); 358 if (c == curr) 359 snd_iprintf(buffer, "*"); 360 } 361 snd_iprintf(buffer, "\n"); 362 } 363 } 364 snd_hda_power_down(codec); 365 } 366 367 /* 368 * create a proc read 369 */ 370 int snd_hda_codec_proc_new(struct hda_codec *codec) 371 { 372 char name[32]; 373 struct snd_info_entry *entry; 374 int err; 375 376 snprintf(name, sizeof(name), "codec#%d", codec->addr); 377 err = snd_card_proc_new(codec->bus->card, name, &entry); 378 if (err < 0) 379 return err; 380 381 snd_info_set_text_ops(entry, codec, print_codec_info); 382 return 0; 383 } 384 385