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Diffstat (limited to 'sound/pci/hda/hda_proc.c')
-rw-r--r--sound/pci/hda/hda_proc.c298
1 files changed, 298 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
new file mode 100644
index 000000000000..4d5db7faad8d
--- /dev/null
+++ b/sound/pci/hda/hda_proc.c
@@ -0,0 +1,298 @@
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
30static 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
50static 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
69static 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
88static 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
101static 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
127static 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
142static 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
157static 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
189static 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 */
284int 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
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