diff options
Diffstat (limited to 'sound/pci/hda/hda_proc.c')
| -rw-r--r-- | sound/pci/hda/hda_proc.c | 107 |
1 files changed, 81 insertions, 26 deletions
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c index baaf7ed06..033aa8436 100644 --- a/sound/pci/hda/hda_proc.c +++ b/sound/pci/hda/hda_proc.c @@ -36,24 +36,9 @@ MODULE_PARM_DESC(dump_coef, "Dump processing coefficients in codec proc file (-1 #define param_read(codec, nid, parm) \ snd_hdac_read_parm_uncached(&(codec)->core, nid, parm) -static char *bits_names(unsigned int bits, char *names[], int size) -{ - int i, n; - static char buf[128]; - - for (i = 0, n = 0; i < size; i++) { - if (bits & (1U<<i) && names[i]) - n += snprintf(buf + n, sizeof(buf) - n, " %s", - names[i]); - } - buf[n] = '\0'; - - return buf; -} - static const char *get_wid_type_name(unsigned int wid_value) { - static char *names[16] = { + static const char * const names[16] = { [AC_WID_AUD_OUT] = "Audio Output", [AC_WID_AUD_IN] = "Audio Input", [AC_WID_AUD_MIX] = "Audio Mixer", @@ -241,7 +226,7 @@ static void print_pcm_caps(struct snd_info_buffer *buffer, static const char *get_jack_connection(u32 cfg) { - static char *names[16] = { + static const char * const names[16] = { "Unknown", "1/8", "1/4", "ATAPI", "RCA", "Optical","Digital", "Analog", "DIN", "XLR", "RJ11", "Comb", @@ -256,7 +241,7 @@ static const char *get_jack_connection(u32 cfg) static const char *get_jack_color(u32 cfg) { - static char *names[16] = { + static const char * const names[16] = { "Unknown", "Black", "Grey", "Blue", "Green", "Red", "Orange", "Yellow", "Purple", "Pink", NULL, NULL, @@ -269,11 +254,74 @@ static const char *get_jack_color(u32 cfg) 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 char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" }; + 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); @@ -340,9 +388,9 @@ static void print_pin_caps(struct snd_info_buffer *buffer, 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], - snd_hda_get_jack_type(caps), - snd_hda_get_jack_connectivity(caps), - snd_hda_get_jack_location(caps)); + 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)); @@ -478,7 +526,7 @@ static const char *get_pwr_state(u32 state) static void print_power_state(struct snd_info_buffer *buffer, struct hda_codec *codec, hda_nid_t nid) { - static char *names[] = { + static const char * const names[] = { [ilog2(AC_PWRST_D0SUP)] = "D0", [ilog2(AC_PWRST_D1SUP)] = "D1", [ilog2(AC_PWRST_D2SUP)] = "D2", @@ -492,9 +540,16 @@ static void print_power_state(struct snd_info_buffer *buffer, 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) - snd_iprintf(buffer, " Power states: %s\n", - bits_names(sup, names, ARRAY_SIZE(names))); + 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), |