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 <linux/pci.h> 27 #include <sound/core.h> 28 #include "hda_codec.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 "UNKOWN Widget"; 48 } 49 50 static void print_amp_caps(snd_info_buffer_t *buffer, 51 struct hda_codec *codec, hda_nid_t nid, int dir) 52 { 53 unsigned int caps; 54 if (dir == HDA_OUTPUT) 55 caps = snd_hda_param_read(codec, nid, AC_PAR_AMP_OUT_CAP); 56 else 57 caps = snd_hda_param_read(codec, nid, AC_PAR_AMP_IN_CAP); 58 if (caps == -1 || caps == 0) { 59 snd_iprintf(buffer, "N/A\n"); 60 return; 61 } 62 snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, 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(snd_info_buffer_t *buffer, 70 struct hda_codec *codec, hda_nid_t nid, 71 int dir, int stereo) 72 { 73 unsigned int val; 74 if (stereo) { 75 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE, 76 AC_AMP_GET_LEFT | 77 (dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : 78 AC_AMP_GET_INPUT)); 79 snd_iprintf(buffer, "0x%02x ", val); 80 } 81 val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE, 82 AC_AMP_GET_RIGHT | 83 (dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : 84 AC_AMP_GET_INPUT)); 85 snd_iprintf(buffer, "0x%02x\n", val); 86 } 87 88 static void print_pcm_caps(snd_info_buffer_t *buffer, 89 struct hda_codec *codec, hda_nid_t nid) 90 { 91 unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM); 92 unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); 93 if (pcm == -1 || stream == -1) { 94 snd_iprintf(buffer, "N/A\n"); 95 return; 96 } 97 snd_iprintf(buffer, "rates 0x%03x, bits 0x%02x, types 0x%x\n", 98 pcm & AC_SUPPCM_RATES, (pcm >> 16) & 0xff, stream & 0xf); 99 } 100 101 static const char *get_jack_location(u32 cfg) 102 { 103 static char *bases[7] = { 104 "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", 105 }; 106 static unsigned char specials_idx[] = { 107 0x07, 0x08, 108 0x17, 0x18, 0x19, 109 0x37, 0x38 110 }; 111 static char *specials[] = { 112 "Rear Panel", "Drive Bar", 113 "Riser", "HDMI", "ATAPI", 114 "Mobile-In", "Mobile-Out" 115 }; 116 int i; 117 cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT; 118 if ((cfg & 0x0f) < 7) 119 return bases[cfg & 0x0f]; 120 for (i = 0; i < ARRAY_SIZE(specials_idx); i++) { 121 if (cfg == specials_idx[i]) 122 return specials[i]; 123 } 124 return "UNKNOWN"; 125 } 126 127 static const char *get_jack_connection(u32 cfg) 128 { 129 static char *names[16] = { 130 "Unknown", "1/8", "1/4", "ATAPI", 131 "RCA", "Optical","Digital", "Analog", 132 "DIN", "XLR", "RJ11", "Comb", 133 NULL, NULL, NULL, "Other" 134 }; 135 cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT; 136 if (names[cfg]) 137 return names[cfg]; 138 else 139 return "UNKNOWN"; 140 } 141 142 static const char *get_jack_color(u32 cfg) 143 { 144 static char *names[16] = { 145 "Unknown", "Black", "Grey", "Blue", 146 "Green", "Red", "Orange", "Yellow", 147 "Purple", "Pink", NULL, NULL, 148 NULL, NULL, "White", "Other", 149 }; 150 cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT; 151 if (names[cfg]) 152 return names[cfg]; 153 else 154 return "UNKNOWN"; 155 } 156 157 static void print_pin_caps(snd_info_buffer_t *buffer, 158 struct hda_codec *codec, hda_nid_t nid) 159 { 160 static char *jack_types[16] = { 161 "Line Out", "Speaker", "HP Out", "CD", 162 "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", 163 "Line In", "Aux", "Mic", "Telephony", 164 "SPDIF In", "Digitial In", "Reserved", "Other" 165 }; 166 static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; 167 unsigned int caps; 168 169 caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); 170 snd_iprintf(buffer, " Pincap 0x08%x:", caps); 171 if (caps & AC_PINCAP_IN) 172 snd_iprintf(buffer, " IN"); 173 if (caps & AC_PINCAP_OUT) 174 snd_iprintf(buffer, " OUT"); 175 if (caps & AC_PINCAP_HP_DRV) 176 snd_iprintf(buffer, " HP"); 177 snd_iprintf(buffer, "\n"); 178 caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); 179 snd_iprintf(buffer, " Pin Default 0x%08x: %s at %s %s\n", caps, 180 jack_types[(caps & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT], 181 jack_locations[(caps >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3], 182 get_jack_location(caps)); 183 snd_iprintf(buffer, " Conn = %s, Color = %s\n", 184 get_jack_connection(caps), 185 get_jack_color(caps)); 186 } 187 188 189 static void print_codec_info(snd_info_entry_t *entry, snd_info_buffer_t *buffer) 190 { 191 struct hda_codec *codec = entry->private_data; 192 char buf[32]; 193 hda_nid_t nid; 194 int i, nodes; 195 196 snd_hda_get_codec_name(codec, buf, sizeof(buf)); 197 snd_iprintf(buffer, "Codec: %s\n", buf); 198 snd_iprintf(buffer, "Address: %d\n", codec->addr); 199 snd_iprintf(buffer, "Vendor Id: 0x%x\n", codec->vendor_id); 200 snd_iprintf(buffer, "Subsystem Id: 0x%x\n", codec->subsystem_id); 201 snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id); 202 snd_iprintf(buffer, "Default PCM: "); 203 print_pcm_caps(buffer, codec, codec->afg); 204 snd_iprintf(buffer, "Default Amp-In caps: "); 205 print_amp_caps(buffer, codec, codec->afg, HDA_INPUT); 206 snd_iprintf(buffer, "Default Amp-Out caps: "); 207 print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT); 208 209 nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); 210 if (! nid || nodes < 0) { 211 snd_iprintf(buffer, "Invalid AFG subtree\n"); 212 return; 213 } 214 for (i = 0; i < nodes; i++, nid++) { 215 unsigned int wid_caps = snd_hda_param_read(codec, nid, 216 AC_PAR_AUDIO_WIDGET_CAP); 217 unsigned int wid_type = (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; 218 snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid, 219 get_wid_type_name(wid_type), wid_caps); 220 if (wid_caps & AC_WCAP_STEREO) 221 snd_iprintf(buffer, " Stereo"); 222 else 223 snd_iprintf(buffer, " Mono"); 224 if (wid_caps & AC_WCAP_DIGITAL) 225 snd_iprintf(buffer, " Digital"); 226 if (wid_caps & AC_WCAP_IN_AMP) 227 snd_iprintf(buffer, " Amp-In"); 228 if (wid_caps & AC_WCAP_OUT_AMP) 229 snd_iprintf(buffer, " Amp-Out"); 230 snd_iprintf(buffer, "\n"); 231 232 if (wid_caps & AC_WCAP_IN_AMP) { 233 snd_iprintf(buffer, " Amp-In caps: "); 234 print_amp_caps(buffer, codec, nid, HDA_INPUT); 235 snd_iprintf(buffer, " Amp-In vals: "); 236 print_amp_vals(buffer, codec, nid, HDA_INPUT, 237 wid_caps & AC_WCAP_STEREO); 238 } 239 if (wid_caps & AC_WCAP_OUT_AMP) { 240 snd_iprintf(buffer, " Amp-Out caps: "); 241 print_amp_caps(buffer, codec, nid, HDA_OUTPUT); 242 snd_iprintf(buffer, " Amp-Out vals: "); 243 print_amp_vals(buffer, codec, nid, HDA_OUTPUT, 244 wid_caps & AC_WCAP_STEREO); 245 } 246 247 if (wid_type == AC_WID_PIN) { 248 unsigned int pinctls; 249 print_pin_caps(buffer, codec, nid); 250 pinctls = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0); 251 snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls); 252 if (pinctls & AC_PINCTL_IN_EN) 253 snd_iprintf(buffer, " IN"); 254 if (pinctls & AC_PINCTL_OUT_EN) 255 snd_iprintf(buffer, " OUT"); 256 if (pinctls & AC_PINCTL_HP_EN) 257 snd_iprintf(buffer, " HP"); 258 snd_iprintf(buffer, "\n"); 259 } 260 261 if ((wid_type == AC_WID_AUD_OUT || wid_type == AC_WID_AUD_IN) && 262 (wid_caps & AC_WCAP_FORMAT_OVRD)) { 263 snd_iprintf(buffer, " PCM: "); 264 print_pcm_caps(buffer, codec, nid); 265 } 266 267 if (wid_caps & AC_WCAP_CONN_LIST) { 268 hda_nid_t conn[HDA_MAX_CONNECTIONS]; 269 int c, conn_len; 270 conn_len = snd_hda_get_connections(codec, nid, conn, 271 HDA_MAX_CONNECTIONS); 272 snd_iprintf(buffer, " Connection: %d\n", conn_len); 273 snd_iprintf(buffer, " "); 274 for (c = 0; c < conn_len; c++) 275 snd_iprintf(buffer, " 0x%02x", conn[c]); 276 snd_iprintf(buffer, "\n"); 277 } 278 } 279 } 280 281 /* 282 * create a proc read 283 */ 284 int snd_hda_codec_proc_new(struct hda_codec *codec) 285 { 286 char name[32]; 287 snd_info_entry_t *entry; 288 int err; 289 290 snprintf(name, sizeof(name), "codec#%d", codec->addr); 291 err = snd_card_proc_new(codec->bus->card, name, &entry); 292 if (err < 0) 293 return err; 294 295 snd_info_set_text_ops(entry, codec, 32 * 1024, print_codec_info); 296 return 0; 297 } 298 299