diff options
Diffstat (limited to 'sound/pci/hda/hda_proc.c')
| -rw-r--r-- | sound/pci/hda/hda_proc.c | 298 |
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 0000000..4d5db7fa --- /dev/null +++ b/sound/pci/hda/hda_proc.c @@ -0,0 +1,298 @@ +/* + * Universal Interface for Intel High Definition Audio Codec + * + * Generic proc interface + * + * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> + * + * + * This driver is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This driver is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <sound/driver.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <sound/core.h> +#include "hda_codec.h" + +static const char *get_wid_type_name(unsigned int wid_value) +{ + static char *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", + }; + wid_value &= 0xf; + if (names[wid_value]) + return names[wid_value]; + else + return "UNKOWN Widget"; +} + +static void print_amp_caps(snd_info_buffer_t *buffer, + struct hda_codec *codec, hda_nid_t nid, int dir) +{ + unsigned int caps; + if (dir == HDA_OUTPUT) + caps = snd_hda_param_read(codec, nid, AC_PAR_AMP_OUT_CAP); + else + caps = snd_hda_param_read(codec, nid, 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); +} + +static void print_amp_vals(snd_info_buffer_t *buffer, + struct hda_codec *codec, hda_nid_t nid, + int dir, int stereo) +{ + unsigned int val; + if (stereo) { + val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_LEFT | + (dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : + AC_AMP_GET_INPUT)); + snd_iprintf(buffer, "0x%02x ", val); + } + val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_RIGHT | + (dir == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : + AC_AMP_GET_INPUT)); + snd_iprintf(buffer, "0x%02x\n", val); +} + +static void print_pcm_caps(snd_info_buffer_t *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int pcm = snd_hda_param_read(codec, nid, AC_PAR_PCM); + unsigned int stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); + if (pcm == -1 || stream == -1) { + snd_iprintf(buffer, "N/A\n"); + return; + } + snd_iprintf(buffer, "rates 0x%03x, bits 0x%02x, types 0x%x\n", + pcm & AC_SUPPCM_RATES, (pcm >> 16) & 0xff, stream & 0xf); +} + +static const char *get_jack_location(u32 cfg) +{ + static char *bases[7] = { + "N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom", + }; + static unsigned char specials_idx[] = { + 0x07, 0x08, + 0x17, 0x18, 0x19, + 0x37, 0x38 + }; + static char *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"; +} + +static const char *get_jack_connection(u32 cfg) +{ + static char *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 char *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"; +} + +static void print_pin_caps(snd_info_buffer_t *buffer, + struct hda_codec *codec, hda_nid_t nid) +{ + static char *jack_types[16] = { + "Line Out", "Speaker", "HP Out", "CD", + "SPDIF Out", "Digital Out", "Modem Line", "Modem Hand", + "Line In", "Aux", "Mic", "Telephony", + "SPDIF In", "Digitial In", "Reserved", "Other" + }; + static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; + unsigned int caps; + + caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); + snd_iprintf(buffer, " Pincap 0x08%x:", 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"); + 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 at %s %s\n", caps, + jack_types[(caps & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT], + jack_locations[(caps >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3], + get_jack_location(caps)); + snd_iprintf(buffer, " Conn = %s, Color = %s\n", + get_jack_connection(caps), + get_jack_color(caps)); +} + + +static void print_codec_info(snd_info_entry_t *entry, snd_info_buffer_t *buffer) +{ + struct hda_codec *codec = entry->private_data; + char buf[32]; + hda_nid_t nid; + int i, nodes; + + snd_hda_get_codec_name(codec, buf, sizeof(buf)); + snd_iprintf(buffer, "Codec: %s\n", buf); + snd_iprintf(buffer, "Address: %d\n", codec->addr); + snd_iprintf(buffer, "Vendor Id: 0x%x\n", codec->vendor_id); + snd_iprintf(buffer, "Subsystem Id: 0x%x\n", codec->subsystem_id); + snd_iprintf(buffer, "Revision Id: 0x%x\n", codec->revision_id); + snd_iprintf(buffer, "Default PCM: "); + print_pcm_caps(buffer, codec, codec->afg); + snd_iprintf(buffer, "Default Amp-In caps: "); + print_amp_caps(buffer, codec, codec->afg, HDA_INPUT); + snd_iprintf(buffer, "Default Amp-Out caps: "); + print_amp_caps(buffer, codec, codec->afg, HDA_OUTPUT); + + nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); + if (! nid || nodes < 0) { + snd_iprintf(buffer, "Invalid AFG subtree\n"); + return; + } + for (i = 0; i < nodes; i++, nid++) { + unsigned int wid_caps = snd_hda_param_read(codec, nid, + AC_PAR_AUDIO_WIDGET_CAP); + unsigned int wid_type = (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; + 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) + snd_iprintf(buffer, " Stereo"); + 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"); + snd_iprintf(buffer, "\n"); + + 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: "); + print_amp_vals(buffer, codec, nid, HDA_INPUT, + wid_caps & AC_WCAP_STEREO); + } + 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: "); + print_amp_vals(buffer, codec, nid, HDA_OUTPUT, + wid_caps & AC_WCAP_STEREO); + } + + if (wid_type == AC_WID_PIN) { + unsigned int pinctls; + print_pin_caps(buffer, codec, nid); + 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"); + snd_iprintf(buffer, "\n"); + } + + if ((wid_type == AC_WID_AUD_OUT || wid_type == AC_WID_AUD_IN) && + (wid_caps & AC_WCAP_FORMAT_OVRD)) { + snd_iprintf(buffer, " PCM: "); + print_pcm_caps(buffer, codec, nid); + } + + if (wid_caps & AC_WCAP_CONN_LIST) { + hda_nid_t conn[HDA_MAX_CONNECTIONS]; + int c, conn_len; + conn_len = snd_hda_get_connections(codec, nid, conn, + HDA_MAX_CONNECTIONS); + snd_iprintf(buffer, " Connection: %d\n", conn_len); + snd_iprintf(buffer, " "); + for (c = 0; c < conn_len; c++) + snd_iprintf(buffer, " 0x%02x", conn[c]); + snd_iprintf(buffer, "\n"); + } + } +} + +/* + * create a proc read + */ +int snd_hda_codec_proc_new(struct hda_codec *codec) +{ + char name[32]; + snd_info_entry_t *entry; + int err; + + snprintf(name, sizeof(name), "codec#%d", codec->addr); + err = snd_card_proc_new(codec->bus->card, name, &entry); + if (err < 0) + return err; + + snd_info_set_text_ops(entry, codec, 32 * 1024, print_codec_info); + return 0; +} + |
