diff options
Diffstat (limited to 'sound/pci/hda/hda_proc.c')
| -rw-r--r-- | sound/pci/hda/hda_proc.c | 948 |
1 files changed, 948 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c new file mode 100644 index 0000000000..00c2eeb2c4 --- /dev/null +++ b/sound/pci/hda/hda_proc.c @@ -0,0 +1,948 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Universal Interface for Intel High Definition Audio Codec + * + * Generic proc interface + * + * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> + */ + +#include <linux/init.h> +#include <linux/slab.h> +#include <sound/core.h> +#include <linux/module.h> +#include <sound/hda_codec.h> +#include "hda_local.h" + +static int dump_coef = -1; +module_param(dump_coef, int, 0644); +MODULE_PARM_DESC(dump_coef, "Dump processing coefficients in codec proc file (-1=auto, 0=disable, 1=enable)"); + +/* always use noncached version */ +#define param_read(codec, nid, parm) \ + snd_hdac_read_parm_uncached(&(codec)->core, nid, parm) + +static const char *get_wid_type_name(unsigned int wid_value) +{ + static const char * const names[16] = { + [AC_WID_AUD_OUT] = "Audio Output", + [AC_WID_AUD_IN] = "Audio Input", + [AC_WID_AUD_MIX] = "Audio Mixer", + [AC_WID_AUD_SEL] = "Audio Selector", + [AC_WID_PIN] = "Pin Complex", + [AC_WID_POWER] = "Power Widget", + [AC_WID_VOL_KNB] = "Volume Knob Widget", + [AC_WID_BEEP] = "Beep Generator Widget", + [AC_WID_VENDOR] = "Vendor Defined Widget", + }; + if (wid_value == -1) + return "UNKNOWN Widget"; + wid_value &= 0xf; + if (names[wid_value]) + return names[wid_value]; + else + return "UNKNOWN Widget"; +} + +static void print_nid_array(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid, + struct snd_array *array) +{ + int i; + struct hda_nid_item *items = array->list, *item; + struct snd_kcontrol *kctl; + for (i = 0; i < array->used; i++) { + item = &items[i]; + if (item->nid == nid) { + kctl = item->kctl; + snd_iprintf(buffer, + " Control: name=\"%s\", index=%i, device=%i\n", + kctl->id.name, kctl->id.index + item->index, + kctl->id.device); + if (item->flags & HDA_NID_ITEM_AMP) + snd_iprintf(buffer, + " ControlAmp: chs=%lu, dir=%s, " + "idx=%lu, ofs=%lu\n", + get_amp_channels(kctl), + get_amp_direction(kctl) ? "Out" : "In", + get_amp_index(kctl), + get_amp_offset(kctl)); + } + } +} + +static void print_nid_pcms(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + int type; + struct hda_pcm *cpcm; + + list_for_each_entry(cpcm, &codec->pcm_list_head, list) { + for (type = 0; type < 2; type++) { + if (cpcm->stream[type].nid != nid || cpcm->pcm == NULL) + continue; + snd_iprintf(buffer, " Device: name=\"%s\", " + "type=\"%s\", device=%i\n", + cpcm->name, + snd_hda_pcm_type_name[cpcm->pcm_type], + cpcm->pcm->device); + } + } +} + +static void print_amp_caps(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid, int dir) +{ + unsigned int caps; + caps = param_read(codec, nid, dir == HDA_OUTPUT ? + AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP); + if (caps == -1 || caps == 0) { + snd_iprintf(buffer, "N/A\n"); + return; + } + snd_iprintf(buffer, "ofs=0x%02x, nsteps=0x%02x, stepsize=0x%02x, " + "mute=%x\n", + caps & AC_AMPCAP_OFFSET, + (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT, + (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT, + (caps & AC_AMPCAP_MUTE) >> AC_AMPCAP_MUTE_SHIFT); +} + +/* is this a stereo widget or a stereo-to-mono mix? */ +static bool is_stereo_amps(struct hda_codec *codec, hda_nid_t nid, + int dir, unsigned int wcaps, int indices) +{ + hda_nid_t conn; + + if (wcaps & AC_WCAP_STEREO) + return true; + /* check for a stereo-to-mono mix; it must be: + * only a single connection, only for input, and only a mixer widget + */ + if (indices != 1 || dir != HDA_INPUT || + get_wcaps_type(wcaps) != AC_WID_AUD_MIX) + return false; + + if (snd_hda_get_raw_connections(codec, nid, &conn, 1) < 0) + return false; + /* the connection source is a stereo? */ + wcaps = snd_hda_param_read(codec, conn, AC_PAR_AUDIO_WIDGET_CAP); + return !!(wcaps & AC_WCAP_STEREO); +} + +static void print_amp_vals(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid, + int dir, unsigned int wcaps, int indices) +{ + unsigned int val; + bool stereo; + int i; + + stereo = is_stereo_amps(codec, nid, dir, wcaps, indices); + + dir = dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; + for (i = 0; i < indices; i++) { + snd_iprintf(buffer, " ["); + val = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_LEFT | dir | i); + snd_iprintf(buffer, "0x%02x", val); + if (stereo) { + val = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_RIGHT | dir | i); + snd_iprintf(buffer, " 0x%02x", val); + } + snd_iprintf(buffer, "]"); + } + snd_iprintf(buffer, "\n"); +} + +static void print_pcm_rates(struct snd_info_buffer *buffer, unsigned int pcm) +{ + static const unsigned int rates[] = { + 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200, + 96000, 176400, 192000, 384000 + }; + int i; + + pcm &= AC_SUPPCM_RATES; + snd_iprintf(buffer, " rates [0x%x]:", pcm); + for (i = 0; i < ARRAY_SIZE(rates); i++) + if (pcm & (1 << i)) + snd_iprintf(buffer, " %d", rates[i]); + snd_iprintf(buffer, "\n"); +} + +static void print_pcm_bits(struct snd_info_buffer *buffer, unsigned int pcm) +{ + char buf[SND_PRINT_BITS_ADVISED_BUFSIZE]; + + snd_iprintf(buffer, " bits [0x%x]:", (pcm >> 16) & 0xff); + snd_print_pcm_bits(pcm, buf, sizeof(buf)); + snd_iprintf(buffer, "%s\n", buf); +} + +static void print_pcm_formats(struct snd_info_buffer *buffer, + unsigned int streams) +{ + snd_iprintf(buffer, " formats [0x%x]:", streams & 0xf); + if (streams & AC_SUPFMT_PCM) + snd_iprintf(buffer, " PCM"); + if (streams & AC_SUPFMT_FLOAT32) + snd_iprintf(buffer, " FLOAT"); + if (streams & AC_SUPFMT_AC3) + snd_iprintf(buffer, " AC3"); + snd_iprintf(buffer, "\n"); +} + +static void print_pcm_caps(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int pcm = param_read(codec, nid, AC_PAR_PCM); + unsigned int stream = param_read(codec, nid, AC_PAR_STREAM); + if (pcm == -1 || stream == -1) { + snd_iprintf(buffer, "N/A\n"); + return; + } + print_pcm_rates(buffer, pcm); + print_pcm_bits(buffer, pcm); + print_pcm_formats(buffer, stream); +} + +static const char *get_jack_connection(u32 cfg) +{ + static const char * const names[16] = { + "Unknown", "1/8", "1/4", "ATAPI", + "RCA", "Optical","Digital", "Analog", + "DIN", "XLR", "RJ11", "Comb", + NULL, NULL, NULL, "Other" + }; + cfg = (cfg & AC_DEFCFG_CONN_TYPE) >> AC_DEFCFG_CONN_TYPE_SHIFT; + if (names[cfg]) + return names[cfg]; + else + return "UNKNOWN"; +} + +static const char *get_jack_color(u32 cfg) +{ + static const char * const names[16] = { + "Unknown", "Black", "Grey", "Blue", + "Green", "Red", "Orange", "Yellow", + "Purple", "Pink", NULL, NULL, + NULL, NULL, "White", "Other", + }; + cfg = (cfg & AC_DEFCFG_COLOR) >> AC_DEFCFG_COLOR_SHIFT; + if (names[cfg]) + return names[cfg]; + else + return "UNKNOWN"; +} + +/* + * Parse the pin default config value and returns the string of the + * jack location, e.g. "Rear", "Front", etc. + */ +static const char *get_jack_location(u32 cfg) +{ + static const char * const bases[7] = { + "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", + }; + static const unsigned char specials_idx[] = { + 0x07, 0x08, + 0x17, 0x18, 0x19, + 0x37, 0x38 + }; + static const char * const specials[] = { + "Rear Panel", "Drive Bar", + "Riser", "HDMI", "ATAPI", + "Mobile-In", "Mobile-Out" + }; + int i; + + cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT; + if ((cfg & 0x0f) < 7) + return bases[cfg & 0x0f]; + for (i = 0; i < ARRAY_SIZE(specials_idx); i++) { + if (cfg == specials_idx[i]) + return specials[i]; + } + return "UNKNOWN"; +} + +/* + * Parse the pin default config value and returns the string of the + * jack connectivity, i.e. external or internal connection. + */ +static const char *get_jack_connectivity(u32 cfg) +{ + static const char * const jack_locations[4] = { + "Ext", "Int", "Sep", "Oth" + }; + + return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3]; +} + +/* + * Parse the pin default config value and returns the string of the + * jack type, i.e. the purpose of the jack, such as Line-Out or CD. + */ +static const char *get_jack_type(u32 cfg) +{ + static const char * const jack_types[16] = { + "Line Out", "Speaker", "HP Out", "CD", + "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", + "Line In", "Aux", "Mic", "Telephony", + "SPDIF In", "Digital In", "Reserved", "Other" + }; + + return jack_types[(cfg & AC_DEFCFG_DEVICE) + >> AC_DEFCFG_DEVICE_SHIFT]; +} + +static void print_pin_caps(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid, + int *supports_vref) +{ + static const char * const jack_conns[4] = { + "Jack", "N/A", "Fixed", "Both" + }; + unsigned int caps, val; + + caps = param_read(codec, nid, AC_PAR_PIN_CAP); + snd_iprintf(buffer, " Pincap 0x%08x:", caps); + if (caps & AC_PINCAP_IN) + snd_iprintf(buffer, " IN"); + if (caps & AC_PINCAP_OUT) + snd_iprintf(buffer, " OUT"); + if (caps & AC_PINCAP_HP_DRV) + snd_iprintf(buffer, " HP"); + if (caps & AC_PINCAP_EAPD) + snd_iprintf(buffer, " EAPD"); + if (caps & AC_PINCAP_PRES_DETECT) + snd_iprintf(buffer, " Detect"); + if (caps & AC_PINCAP_BALANCE) + snd_iprintf(buffer, " Balanced"); + if (caps & AC_PINCAP_HDMI) { + /* Realtek uses this bit as a different meaning */ + if ((codec->core.vendor_id >> 16) == 0x10ec) + snd_iprintf(buffer, " R/L"); + else { + if (caps & AC_PINCAP_HBR) + snd_iprintf(buffer, " HBR"); + snd_iprintf(buffer, " HDMI"); + } + } + if (caps & AC_PINCAP_DP) + snd_iprintf(buffer, " DP"); + if (caps & AC_PINCAP_TRIG_REQ) + snd_iprintf(buffer, " Trigger"); + if (caps & AC_PINCAP_IMP_SENSE) + snd_iprintf(buffer, " ImpSense"); + snd_iprintf(buffer, "\n"); + if (caps & AC_PINCAP_VREF) { + unsigned int vref = + (caps & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; + snd_iprintf(buffer, " Vref caps:"); + if (vref & AC_PINCAP_VREF_HIZ) + snd_iprintf(buffer, " HIZ"); + if (vref & AC_PINCAP_VREF_50) + snd_iprintf(buffer, " 50"); + if (vref & AC_PINCAP_VREF_GRD) + snd_iprintf(buffer, " GRD"); + if (vref & AC_PINCAP_VREF_80) + snd_iprintf(buffer, " 80"); + if (vref & AC_PINCAP_VREF_100) + snd_iprintf(buffer, " 100"); + snd_iprintf(buffer, "\n"); + *supports_vref = 1; + } else + *supports_vref = 0; + if (caps & AC_PINCAP_EAPD) { + val = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_EAPD_BTLENABLE, 0); + snd_iprintf(buffer, " EAPD 0x%x:", val); + if (val & AC_EAPDBTL_BALANCED) + snd_iprintf(buffer, " BALANCED"); + if (val & AC_EAPDBTL_EAPD) + snd_iprintf(buffer, " EAPD"); + if (val & AC_EAPDBTL_LR_SWAP) + snd_iprintf(buffer, " R/L"); + snd_iprintf(buffer, "\n"); + } + caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); + snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps, + jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT], + get_jack_type(caps), + get_jack_connectivity(caps), + get_jack_location(caps)); + snd_iprintf(buffer, " Conn = %s, Color = %s\n", + get_jack_connection(caps), + get_jack_color(caps)); + /* Default association and sequence values refer to default grouping + * of pin complexes and their sequence within the group. This is used + * for priority and resource allocation. + */ + snd_iprintf(buffer, " DefAssociation = 0x%x, Sequence = 0x%x\n", + (caps & AC_DEFCFG_DEF_ASSOC) >> AC_DEFCFG_ASSOC_SHIFT, + caps & AC_DEFCFG_SEQUENCE); + if (((caps & AC_DEFCFG_MISC) >> AC_DEFCFG_MISC_SHIFT) & + AC_DEFCFG_MISC_NO_PRESENCE) { + /* Miscellaneous bit indicates external hardware does not + * support presence detection even if the pin complex + * indicates it is supported. + */ + snd_iprintf(buffer, " Misc = NO_PRESENCE\n"); + } +} + +static void print_pin_ctls(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid, + int supports_vref) +{ + unsigned int pinctls; + + pinctls = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_PIN_WIDGET_CONTROL, 0); + snd_iprintf(buffer, " Pin-ctls: 0x%02x:", pinctls); + if (pinctls & AC_PINCTL_IN_EN) + snd_iprintf(buffer, " IN"); + if (pinctls & AC_PINCTL_OUT_EN) + snd_iprintf(buffer, " OUT"); + if (pinctls & AC_PINCTL_HP_EN) + snd_iprintf(buffer, " HP"); + if (supports_vref) { + int vref = pinctls & AC_PINCTL_VREFEN; + switch (vref) { + case AC_PINCTL_VREF_HIZ: + snd_iprintf(buffer, " VREF_HIZ"); + break; + case AC_PINCTL_VREF_50: + snd_iprintf(buffer, " VREF_50"); + break; + case AC_PINCTL_VREF_GRD: + snd_iprintf(buffer, " VREF_GRD"); + break; + case AC_PINCTL_VREF_80: + snd_iprintf(buffer, " VREF_80"); + break; + case AC_PINCTL_VREF_100: + snd_iprintf(buffer, " VREF_100"); + break; + } + } + snd_iprintf(buffer, "\n"); +} + +static void print_vol_knob(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int cap = param_read(codec, nid, AC_PAR_VOL_KNB_CAP); + snd_iprintf(buffer, " Volume-Knob: delta=%d, steps=%d, ", + (cap >> 7) & 1, cap & 0x7f); + cap = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_VOLUME_KNOB_CONTROL, 0); + snd_iprintf(buffer, "direct=%d, val=%d\n", + (cap >> 7) & 1, cap & 0x7f); +} + +static void print_audio_io(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid, + unsigned int wid_type) +{ + int conv = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); + snd_iprintf(buffer, + " Converter: stream=%d, channel=%d\n", + (conv & AC_CONV_STREAM) >> AC_CONV_STREAM_SHIFT, + conv & AC_CONV_CHANNEL); + + if (wid_type == AC_WID_AUD_IN && (conv & AC_CONV_CHANNEL) == 0) { + int sdi = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_SDI_SELECT, 0); + snd_iprintf(buffer, " SDI-Select: %d\n", + sdi & AC_SDI_SELECT); + } +} + +static void print_digital_conv(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int digi1 = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_DIGI_CONVERT_1, 0); + unsigned char digi2 = digi1 >> 8; + unsigned char digi3 = digi1 >> 16; + + snd_iprintf(buffer, " Digital:"); + if (digi1 & AC_DIG1_ENABLE) + snd_iprintf(buffer, " Enabled"); + if (digi1 & AC_DIG1_V) + snd_iprintf(buffer, " Validity"); + if (digi1 & AC_DIG1_VCFG) + snd_iprintf(buffer, " ValidityCfg"); + if (digi1 & AC_DIG1_EMPHASIS) + snd_iprintf(buffer, " Preemphasis"); + if (digi1 & AC_DIG1_COPYRIGHT) + snd_iprintf(buffer, " Non-Copyright"); + if (digi1 & AC_DIG1_NONAUDIO) + snd_iprintf(buffer, " Non-Audio"); + if (digi1 & AC_DIG1_PROFESSIONAL) + snd_iprintf(buffer, " Pro"); + if (digi1 & AC_DIG1_LEVEL) + snd_iprintf(buffer, " GenLevel"); + if (digi3 & AC_DIG3_KAE) + snd_iprintf(buffer, " KAE"); + snd_iprintf(buffer, "\n"); + snd_iprintf(buffer, " Digital category: 0x%x\n", + digi2 & AC_DIG2_CC); + snd_iprintf(buffer, " IEC Coding Type: 0x%x\n", + digi3 & AC_DIG3_ICT); +} + +static const char *get_pwr_state(u32 state) +{ + static const char * const buf[] = { + "D0", "D1", "D2", "D3", "D3cold" + }; + if (state < ARRAY_SIZE(buf)) + return buf[state]; + return "UNKNOWN"; +} + +static void print_power_state(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + static const char * const names[] = { + [ilog2(AC_PWRST_D0SUP)] = "D0", + [ilog2(AC_PWRST_D1SUP)] = "D1", + [ilog2(AC_PWRST_D2SUP)] = "D2", + [ilog2(AC_PWRST_D3SUP)] = "D3", + [ilog2(AC_PWRST_D3COLDSUP)] = "D3cold", + [ilog2(AC_PWRST_S3D3COLDSUP)] = "S3D3cold", + [ilog2(AC_PWRST_CLKSTOP)] = "CLKSTOP", + [ilog2(AC_PWRST_EPSS)] = "EPSS", + }; + + int sup = param_read(codec, nid, AC_PAR_POWER_STATE); + int pwr = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_POWER_STATE, 0); + if (sup != -1) { + int i; + + snd_iprintf(buffer, " Power states: "); + for (i = 0; i < ARRAY_SIZE(names); i++) { + if (sup & (1U << i)) + snd_iprintf(buffer, " %s", names[i]); + } + snd_iprintf(buffer, "\n"); + } + + snd_iprintf(buffer, " Power: setting=%s, actual=%s", + get_pwr_state(pwr & AC_PWRST_SETTING), + get_pwr_state((pwr & AC_PWRST_ACTUAL) >> + AC_PWRST_ACTUAL_SHIFT)); + if (pwr & AC_PWRST_ERROR) + snd_iprintf(buffer, ", Error"); + if (pwr & AC_PWRST_CLK_STOP_OK) + snd_iprintf(buffer, ", Clock-stop-OK"); + if (pwr & AC_PWRST_SETTING_RESET) + snd_iprintf(buffer, ", Setting-reset"); + snd_iprintf(buffer, "\n"); +} + +static void print_unsol_cap(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + int unsol = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_UNSOLICITED_RESPONSE, 0); + snd_iprintf(buffer, + " Unsolicited: tag=%02x, enabled=%d\n", + unsol & AC_UNSOL_TAG, + (unsol & AC_UNSOL_ENABLED) ? 1 : 0); +} + +static inline bool can_dump_coef(struct hda_codec *codec) +{ + switch (dump_coef) { + case 0: return false; + case 1: return true; + default: return codec->dump_coef; + } +} + +static void print_proc_caps(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int i, ncoeff, oldindex; + unsigned int proc_caps = param_read(codec, nid, AC_PAR_PROC_CAP); + ncoeff = (proc_caps & AC_PCAP_NUM_COEF) >> AC_PCAP_NUM_COEF_SHIFT; + snd_iprintf(buffer, " Processing caps: benign=%d, ncoeff=%d\n", + proc_caps & AC_PCAP_BENIGN, ncoeff); + + if (!can_dump_coef(codec)) + return; + + /* Note: This is racy - another process could run in parallel and change + the coef index too. */ + oldindex = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_COEF_INDEX, 0); + for (i = 0; i < ncoeff; i++) { + unsigned int val; + snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_COEF_INDEX, i); + val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PROC_COEF, + 0); + snd_iprintf(buffer, " Coeff 0x%02x: 0x%04x\n", i, val); + } + snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_COEF_INDEX, oldindex); +} + +static void print_conn_list(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid, + unsigned int wid_type, hda_nid_t *conn, + int conn_len) +{ + int c, curr = -1; + const hda_nid_t *list; + int cache_len; + + if (conn_len > 1 && + wid_type != AC_WID_AUD_MIX && + wid_type != AC_WID_VOL_KNB && + wid_type != AC_WID_POWER) + curr = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_CONNECT_SEL, 0); + snd_iprintf(buffer, " Connection: %d\n", conn_len); + if (conn_len > 0) { + snd_iprintf(buffer, " "); + for (c = 0; c < conn_len; c++) { + snd_iprintf(buffer, " 0x%02x", conn[c]); + if (c == curr) + snd_iprintf(buffer, "*"); + } + snd_iprintf(buffer, "\n"); + } + + /* Get Cache connections info */ + cache_len = snd_hda_get_conn_list(codec, nid, &list); + if (cache_len >= 0 && (cache_len != conn_len || + memcmp(list, conn, conn_len) != 0)) { + snd_iprintf(buffer, " In-driver Connection: %d\n", cache_len); + if (cache_len > 0) { + snd_iprintf(buffer, " "); + for (c = 0; c < cache_len; c++) + snd_iprintf(buffer, " 0x%02x", list[c]); + snd_iprintf(buffer, "\n"); + } + } +} + +static void print_gpio(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int gpio = + param_read(codec, codec->core.afg, AC_PAR_GPIO_CAP); + unsigned int enable, direction, wake, unsol, sticky, data; + int i, max; + snd_iprintf(buffer, "GPIO: io=%d, o=%d, i=%d, " + "unsolicited=%d, wake=%d\n", + gpio & AC_GPIO_IO_COUNT, + (gpio & AC_GPIO_O_COUNT) >> AC_GPIO_O_COUNT_SHIFT, + (gpio & AC_GPIO_I_COUNT) >> AC_GPIO_I_COUNT_SHIFT, + (gpio & AC_GPIO_UNSOLICITED) ? 1 : 0, + (gpio & AC_GPIO_WAKE) ? 1 : 0); + max = gpio & AC_GPIO_IO_COUNT; + if (!max || max > 8) + return; + enable = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_GPIO_MASK, 0); + direction = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_GPIO_DIRECTION, 0); + wake = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_GPIO_WAKE_MASK, 0); + unsol = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_GPIO_UNSOLICITED_RSP_MASK, 0); + sticky = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_GPIO_STICKY_MASK, 0); + data = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_GPIO_DATA, 0); + for (i = 0; i < max; ++i) + snd_iprintf(buffer, + " IO[%d]: enable=%d, dir=%d, wake=%d, " + "sticky=%d, data=%d, unsol=%d\n", i, + (enable & (1<<i)) ? 1 : 0, + (direction & (1<<i)) ? 1 : 0, + (wake & (1<<i)) ? 1 : 0, + (sticky & (1<<i)) ? 1 : 0, + (data & (1<<i)) ? 1 : 0, + (unsol & (1<<i)) ? 1 : 0); + /* FIXME: add GPO and GPI pin information */ + print_nid_array(buffer, codec, nid, &codec->mixers); + print_nid_array(buffer, codec, nid, &codec->nids); +} + +static void print_dpmst_connections(struct snd_info_buffer *buffer, struct hda_codec *codec, + hda_nid_t nid, int dev_num) +{ + int c, conn_len, curr, dev_id_saved; + hda_nid_t *conn; + + conn_len = snd_hda_get_num_raw_conns(codec, nid); + if (conn_len <= 0) + return; + + conn = kmalloc_array(conn_len, sizeof(hda_nid_t), GFP_KERNEL); + if (!conn) + return; + + dev_id_saved = snd_hda_get_dev_select(codec, nid); + + snd_hda_set_dev_select(codec, nid, dev_num); + curr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONNECT_SEL, 0); + if (snd_hda_get_raw_connections(codec, nid, conn, conn_len) < 0) + goto out; + + for (c = 0; c < conn_len; c++) { + snd_iprintf(buffer, " 0x%02x", conn[c]); + if (c == curr) + snd_iprintf(buffer, "*"); + } + +out: + kfree(conn); + snd_hda_set_dev_select(codec, nid, dev_id_saved); +} + +static void print_device_list(struct snd_info_buffer *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + int i, curr = -1; + u8 dev_list[AC_MAX_DEV_LIST_LEN]; + int devlist_len; + + devlist_len = snd_hda_get_devices(codec, nid, dev_list, + AC_MAX_DEV_LIST_LEN); + snd_iprintf(buffer, " Devices: %d\n", devlist_len); + if (devlist_len <= 0) + return; + + curr = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_DEVICE_SEL, 0); + + for (i = 0; i < devlist_len; i++) { + if (i == curr) + snd_iprintf(buffer, " *"); + else + snd_iprintf(buffer, " "); + + snd_iprintf(buffer, + "Dev %02d: PD = %d, ELDV = %d, IA = %d, Connections [", i, + !!(dev_list[i] & AC_DE_PD), + !!(dev_list[i] & AC_DE_ELDV), + !!(dev_list[i] & AC_DE_IA)); + + print_dpmst_connections(buffer, codec, nid, i); + + snd_iprintf(buffer, " ]\n"); + } +} + +static void print_codec_core_info(struct hdac_device *codec, + struct snd_info_buffer *buffer) +{ + snd_iprintf(buffer, "Codec: "); + if (codec->vendor_name && codec->chip_name) + snd_iprintf(buffer, "%s %s\n", + codec->vendor_name, codec->chip_name); + else + snd_iprintf(buffer, "Not Set\n"); + snd_iprintf(buffer, "Address: %d\n", codec->addr); + if (codec->afg) + snd_iprintf(buffer, "AFG Function Id: 0x%x (unsol %u)\n", + codec->afg_function_id, codec->afg_unsol); + if (codec->mfg) + snd_iprintf(buffer, "MFG Function Id: 0x%x (unsol %u)\n", + codec->mfg_function_id, codec->mfg_unsol); + snd_iprintf(buffer, "Vendor Id: 0x%08x\n", codec->vendor_id); + snd_iprintf(buffer, "Subsystem Id: 0x%08x\n", codec->subsystem_id); + snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id); + + if (codec->mfg) + snd_iprintf(buffer, "Modem Function Group: 0x%x\n", codec->mfg); + else + snd_iprintf(buffer, "No Modem Function Group found\n"); +} + +static void print_codec_info(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct hda_codec *codec = entry->private_data; + hda_nid_t nid, fg; + int i, nodes; + + print_codec_core_info(&codec->core, buffer); + fg = codec->core.afg; + if (!fg) + return; + snd_hda_power_up(codec); + snd_iprintf(buffer, "Default PCM:\n"); + print_pcm_caps(buffer, codec, fg); + snd_iprintf(buffer, "Default Amp-In caps: "); + print_amp_caps(buffer, codec, fg, HDA_INPUT); + snd_iprintf(buffer, "Default Amp-Out caps: "); + print_amp_caps(buffer, codec, fg, HDA_OUTPUT); + snd_iprintf(buffer, "State of AFG node 0x%02x:\n", fg); + print_power_state(buffer, codec, fg); + + nodes = snd_hda_get_sub_nodes(codec, fg, &nid); + if (! nid || nodes < 0) { + snd_iprintf(buffer, "Invalid AFG subtree\n"); + snd_hda_power_down(codec); + return; + } + + print_gpio(buffer, codec, fg); + if (codec->proc_widget_hook) + codec->proc_widget_hook(buffer, codec, fg); + + for (i = 0; i < nodes; i++, nid++) { + unsigned int wid_caps = + param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP); + unsigned int wid_type = get_wcaps_type(wid_caps); + hda_nid_t *conn = NULL; + int conn_len = 0; + + snd_iprintf(buffer, "Node 0x%02x [%s] wcaps 0x%x:", nid, + get_wid_type_name(wid_type), wid_caps); + if (wid_caps & AC_WCAP_STEREO) { + unsigned int chans = get_wcaps_channels(wid_caps); + if (chans == 2) + snd_iprintf(buffer, " Stereo"); + else + snd_iprintf(buffer, " %d-Channels", chans); + } else + snd_iprintf(buffer, " Mono"); + if (wid_caps & AC_WCAP_DIGITAL) + snd_iprintf(buffer, " Digital"); + if (wid_caps & AC_WCAP_IN_AMP) + snd_iprintf(buffer, " Amp-In"); + if (wid_caps & AC_WCAP_OUT_AMP) + snd_iprintf(buffer, " Amp-Out"); + if (wid_caps & AC_WCAP_STRIPE) + snd_iprintf(buffer, " Stripe"); + if (wid_caps & AC_WCAP_LR_SWAP) + snd_iprintf(buffer, " R/L"); + if (wid_caps & AC_WCAP_CP_CAPS) + snd_iprintf(buffer, " CP"); + snd_iprintf(buffer, "\n"); + + print_nid_array(buffer, codec, nid, &codec->mixers); + print_nid_array(buffer, codec, nid, &codec->nids); + print_nid_pcms(buffer, codec, nid); + + /* volume knob is a special widget that always have connection + * list + */ + if (wid_type == AC_WID_VOL_KNB) + wid_caps |= AC_WCAP_CONN_LIST; + + if (wid_caps & AC_WCAP_CONN_LIST) { + conn_len = snd_hda_get_num_raw_conns(codec, nid); + if (conn_len > 0) { + conn = kmalloc_array(conn_len, + sizeof(hda_nid_t), + GFP_KERNEL); + if (!conn) + return; + if (snd_hda_get_raw_connections(codec, nid, conn, + conn_len) < 0) + conn_len = 0; + } + } + + if (wid_caps & AC_WCAP_IN_AMP) { + snd_iprintf(buffer, " Amp-In caps: "); + print_amp_caps(buffer, codec, nid, HDA_INPUT); + snd_iprintf(buffer, " Amp-In vals: "); + if (wid_type == AC_WID_PIN || + (codec->single_adc_amp && + wid_type == AC_WID_AUD_IN)) + print_amp_vals(buffer, codec, nid, HDA_INPUT, + wid_caps, 1); + else + print_amp_vals(buffer, codec, nid, HDA_INPUT, + wid_caps, conn_len); + } + if (wid_caps & AC_WCAP_OUT_AMP) { + snd_iprintf(buffer, " Amp-Out caps: "); + print_amp_caps(buffer, codec, nid, HDA_OUTPUT); + snd_iprintf(buffer, " Amp-Out vals: "); + if (wid_type == AC_WID_PIN && + codec->pin_amp_workaround) + print_amp_vals(buffer, codec, nid, HDA_OUTPUT, + wid_caps, conn_len); + else + print_amp_vals(buffer, codec, nid, HDA_OUTPUT, + wid_caps, 1); + } + + switch (wid_type) { + case AC_WID_PIN: { + int supports_vref; + print_pin_caps(buffer, codec, nid, &supports_vref); + print_pin_ctls(buffer, codec, nid, supports_vref); + break; + } + case AC_WID_VOL_KNB: + print_vol_knob(buffer, codec, nid); + break; + case AC_WID_AUD_OUT: + case AC_WID_AUD_IN: + print_audio_io(buffer, codec, nid, wid_type); + if (wid_caps & AC_WCAP_DIGITAL) + print_digital_conv(buffer, codec, nid); + if (wid_caps & AC_WCAP_FORMAT_OVRD) { + snd_iprintf(buffer, " PCM:\n"); + print_pcm_caps(buffer, codec, nid); + } + break; + } + + if (wid_caps & AC_WCAP_UNSOL_CAP) + print_unsol_cap(buffer, codec, nid); + + if (wid_caps & AC_WCAP_POWER) + print_power_state(buffer, codec, nid); + + if (wid_caps & AC_WCAP_DELAY) + snd_iprintf(buffer, " Delay: %d samples\n", + (wid_caps & AC_WCAP_DELAY) >> + AC_WCAP_DELAY_SHIFT); + + if (wid_type == AC_WID_PIN && codec->dp_mst) + print_device_list(buffer, codec, nid); + + if (wid_caps & AC_WCAP_CONN_LIST) + print_conn_list(buffer, codec, nid, wid_type, + conn, conn_len); + + if (wid_caps & AC_WCAP_PROC_WID) + print_proc_caps(buffer, codec, nid); + + if (codec->proc_widget_hook) + codec->proc_widget_hook(buffer, codec, nid); + + kfree(conn); + } + snd_hda_power_down(codec); +} + +/* + * create a proc read + */ +int snd_hda_codec_proc_new(struct hda_codec *codec) +{ + char name[32]; + + snprintf(name, sizeof(name), "codec#%d", codec->core.addr); + return snd_card_ro_proc_new(codec->card, name, codec, print_codec_info); +} + |