ALSA: hda: add snd_hda_get_jack* functions
This patch adds snd_hda_get_jack* functions for reporting jack location, device, and connectivity type. Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -107,6 +107,52 @@ static void hda_keep_power_on(struct hda_codec *codec);
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static inline void hda_keep_power_on(struct hda_codec *codec) {}
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#endif
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const char *snd_hda_get_jack_location(u32 cfg)
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{
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static char *bases[7] = {
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"N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom",
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};
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static unsigned char specials_idx[] = {
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0x07, 0x08,
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0x17, 0x18, 0x19,
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0x37, 0x38
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};
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static char *specials[] = {
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"Rear Panel", "Drive Bar",
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"Riser", "HDMI", "ATAPI",
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"Mobile-In", "Mobile-Out"
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};
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int i;
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cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT;
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if ((cfg & 0x0f) < 7)
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return bases[cfg & 0x0f];
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for (i = 0; i < ARRAY_SIZE(specials_idx); i++) {
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if (cfg == specials_idx[i])
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return specials[i];
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}
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return "UNKNOWN";
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}
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const char *snd_hda_get_jack_connectivity(u32 cfg)
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{
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static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };
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return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3];
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}
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const char *snd_hda_get_jack_type(u32 cfg)
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{
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static char *jack_types[16] = {
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"Line Out", "Speaker", "HP Out", "CD",
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"SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",
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"Line In", "Aux", "Mic", "Telephony",
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"SPDIF In", "Digitial In", "Reserved", "Other"
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};
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return jack_types[(cfg & AC_DEFCFG_DEVICE)
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>> AC_DEFCFG_DEVICE_SHIFT];
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}
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/**
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* snd_hda_codec_read - send a command and get the response
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* @codec: the HDA codec
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@ -859,6 +859,13 @@ int snd_hda_suspend(struct hda_bus *bus, pm_message_t state);
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int snd_hda_resume(struct hda_bus *bus);
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#endif
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/*
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* get widget information
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*/
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const char *snd_hda_get_jack_connectivity(u32 cfg);
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const char *snd_hda_get_jack_type(u32 cfg);
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const char *snd_hda_get_jack_location(u32 cfg);
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/*
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* power saving
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*/
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@ -145,32 +145,6 @@ static void print_pcm_caps(struct snd_info_buffer *buffer,
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print_pcm_formats(buffer, stream);
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}
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static const char *get_jack_location(u32 cfg)
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{
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static char *bases[7] = {
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"N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom",
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};
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static unsigned char specials_idx[] = {
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0x07, 0x08,
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0x17, 0x18, 0x19,
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0x37, 0x38
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};
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static char *specials[] = {
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"Rear Panel", "Drive Bar",
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"Riser", "HDMI", "ATAPI",
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"Mobile-In", "Mobile-Out"
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};
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int i;
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cfg = (cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT;
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if ((cfg & 0x0f) < 7)
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return bases[cfg & 0x0f];
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for (i = 0; i < ARRAY_SIZE(specials_idx); i++) {
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if (cfg == specials_idx[i])
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return specials[i];
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}
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return "UNKNOWN";
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}
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static const char *get_jack_connection(u32 cfg)
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{
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static char *names[16] = {
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@ -206,13 +180,6 @@ static void print_pin_caps(struct snd_info_buffer *buffer,
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int *supports_vref)
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{
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static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" };
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static char *jack_types[16] = {
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"Line Out", "Speaker", "HP Out", "CD",
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"SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",
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"Line In", "Aux", "Mic", "Telephony",
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"SPDIF In", "Digitial In", "Reserved", "Other"
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};
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static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };
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unsigned int caps, val;
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caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
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@ -274,9 +241,9 @@ static void print_pin_caps(struct snd_info_buffer *buffer,
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caps = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0);
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snd_iprintf(buffer, " Pin Default 0x%08x: [%s] %s at %s %s\n", caps,
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jack_conns[(caps & AC_DEFCFG_PORT_CONN) >> AC_DEFCFG_PORT_CONN_SHIFT],
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jack_types[(caps & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT],
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jack_locations[(caps >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3],
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get_jack_location(caps));
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snd_hda_get_jack_type(caps),
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snd_hda_get_jack_connectivity(caps),
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snd_hda_get_jack_location(caps));
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snd_iprintf(buffer, " Conn = %s, Color = %s\n",
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get_jack_connection(caps),
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get_jack_color(caps));
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