#include <sound/asoundef.h>
#include <sound/tlv.h>
#include <sound/initval.h>
+#include <sound/jack.h>
#include "hda_local.h"
#include "hda_beep.h"
#include <sound/hda_hwdep.h>
static inline void hda_keep_power_on(struct hda_codec *codec) {}
#endif
+/**
+ * snd_hda_get_jack_location - Give a location string of the jack
+ * @cfg: pin default config value
+ *
+ * Parse the pin default config value and returns the string of the
+ * jack location, e.g. "Rear", "Front", etc.
+ */
const char *snd_hda_get_jack_location(u32 cfg)
{
static char *bases[7] = {
}
EXPORT_SYMBOL_HDA(snd_hda_get_jack_location);
+/**
+ * snd_hda_get_jack_connectivity - Give a connectivity string of the jack
+ * @cfg: pin default config value
+ *
+ * Parse the pin default config value and returns the string of the
+ * jack connectivity, i.e. external or internal connection.
+ */
const char *snd_hda_get_jack_connectivity(u32 cfg)
{
static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };
}
EXPORT_SYMBOL_HDA(snd_hda_get_jack_connectivity);
+/**
+ * snd_hda_get_jack_type - Give a type string of the jack
+ * @cfg: pin default config value
+ *
+ * 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.
+ */
const char *snd_hda_get_jack_type(u32 cfg)
{
static char *jack_types[16] = {
}
EXPORT_SYMBOL_HDA(snd_hda_get_sub_nodes);
+static int _hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
+ hda_nid_t *conn_list, int max_conns);
+static bool add_conn_list(struct snd_array *array, hda_nid_t nid);
+static int copy_conn_list(hda_nid_t nid, hda_nid_t *dst, int max_dst,
+ hda_nid_t *src, int len);
+
/**
* snd_hda_get_connections - get connection list
* @codec: the HDA codec
* Returns the number of connections, or a negative error code.
*/
int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
- hda_nid_t *conn_list, int max_conns)
+ hda_nid_t *conn_list, int max_conns)
+{
+ struct snd_array *array = &codec->conn_lists;
+ int i, len, old_used;
+ hda_nid_t list[HDA_MAX_CONNECTIONS];
+
+ /* look up the cached results */
+ for (i = 0; i < array->used; ) {
+ hda_nid_t *p = snd_array_elem(array, i);
+ len = p[1];
+ if (nid == *p)
+ return copy_conn_list(nid, conn_list, max_conns,
+ p + 2, len);
+ i += len + 2;
+ }
+
+ len = _hda_get_connections(codec, nid, list, HDA_MAX_CONNECTIONS);
+ if (len < 0)
+ return len;
+
+ /* add to the cache */
+ old_used = array->used;
+ if (!add_conn_list(array, nid) || !add_conn_list(array, len))
+ goto error_add;
+ for (i = 0; i < len; i++)
+ if (!add_conn_list(array, list[i]))
+ goto error_add;
+
+ return copy_conn_list(nid, conn_list, max_conns, list, len);
+
+ error_add:
+ array->used = old_used;
+ return -ENOMEM;
+}
+EXPORT_SYMBOL_HDA(snd_hda_get_connections);
+
+static int _hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
+ hda_nid_t *conn_list, int max_conns)
{
unsigned int parm;
int i, conn_len, conns;
}
for (n = prev_nid + 1; n <= val; n++) {
if (conns >= max_conns) {
- snd_printk(KERN_ERR
- "Too many connections\n");
+ snd_printk(KERN_ERR "hda_codec: "
+ "Too many connections %d for NID 0x%x\n",
+ conns, nid);
return -EINVAL;
}
conn_list[conns++] = n;
}
} else {
if (conns >= max_conns) {
- snd_printk(KERN_ERR "Too many connections\n");
+ snd_printk(KERN_ERR "hda_codec: "
+ "Too many connections %d for NID 0x%x\n",
+ conns, nid);
return -EINVAL;
}
conn_list[conns++] = val;
}
return conns;
}
-EXPORT_SYMBOL_HDA(snd_hda_get_connections);
+static bool add_conn_list(struct snd_array *array, hda_nid_t nid)
+{
+ hda_nid_t *p = snd_array_new(array);
+ if (!p)
+ return false;
+ *p = nid;
+ return true;
+}
+
+static int copy_conn_list(hda_nid_t nid, hda_nid_t *dst, int max_dst,
+ hda_nid_t *src, int len)
+{
+ if (len > max_dst) {
+ snd_printk(KERN_ERR "hda_codec: "
+ "Too many connections %d for NID 0x%x\n",
+ len, nid);
+ return -EINVAL;
+ }
+ memcpy(dst, src, len * sizeof(hda_nid_t));
+ return len;
+}
/**
* snd_hda_queue_unsol_event - add an unsolicited event to queue
bus->ops = temp->ops;
mutex_init(&bus->cmd_mutex);
+ mutex_init(&bus->prepare_mutex);
INIT_LIST_HEAD(&bus->codec_list);
snprintf(bus->workq_name, sizeof(bus->workq_name),
total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
for (i = 0; i < total_nodes; i++, nid++) {
function_id = snd_hda_param_read(codec, nid,
- AC_PAR_FUNCTION_TYPE) & 0xff;
- switch (function_id) {
+ AC_PAR_FUNCTION_TYPE);
+ switch (function_id & 0xff) {
case AC_GRP_AUDIO_FUNCTION:
codec->afg = nid;
- codec->function_id = function_id;
+ codec->afg_function_id = function_id & 0xff;
+ codec->afg_unsol = (function_id >> 8) & 1;
break;
case AC_GRP_MODEM_FUNCTION:
codec->mfg = nid;
- codec->function_id = function_id;
+ codec->mfg_function_id = function_id & 0xff;
+ codec->mfg_unsol = (function_id >> 8) & 1;
break;
default:
break;
pin->nid = nid;
pin->cfg = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_CONFIG_DEFAULT, 0);
+ pin->ctrl = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL,
+ 0);
}
return 0;
}
struct hda_pincfg *pin;
unsigned int oldcfg;
+ if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
+ return -EINVAL;
+
oldcfg = snd_hda_codec_get_pincfg(codec, nid);
pin = look_up_pincfg(codec, list, nid);
if (!pin) {
return 0;
}
+/**
+ * snd_hda_codec_set_pincfg - Override a pin default configuration
+ * @codec: the HDA codec
+ * @nid: NID to set the pin config
+ * @cfg: the pin default config value
+ *
+ * Override a pin default configuration value in the cache.
+ * This value can be read by snd_hda_codec_get_pincfg() in a higher
+ * priority than the real hardware value.
+ */
int snd_hda_codec_set_pincfg(struct hda_codec *codec,
hda_nid_t nid, unsigned int cfg)
{
}
EXPORT_SYMBOL_HDA(snd_hda_codec_set_pincfg);
-/* get the current pin config value of the given pin NID */
+/**
+ * snd_hda_codec_get_pincfg - Obtain a pin-default configuration
+ * @codec: the HDA codec
+ * @nid: NID to get the pin config
+ *
+ * Get the current pin config value of the given pin NID.
+ * If the pincfg value is cached or overridden via sysfs or driver,
+ * returns the cached value.
+ */
unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid)
{
struct hda_pincfg *pin;
}
}
+/**
+ * snd_hda_shutup_pins - Shut up all pins
+ * @codec: the HDA codec
+ *
+ * Clear all pin controls to shup up before suspend for avoiding click noise.
+ * The controls aren't cached so that they can be resumed properly.
+ */
+void snd_hda_shutup_pins(struct hda_codec *codec)
+{
+ int i;
+ /* don't shut up pins when unloading the driver; otherwise it breaks
+ * the default pin setup at the next load of the driver
+ */
+ if (codec->bus->shutdown)
+ return;
+ for (i = 0; i < codec->init_pins.used; i++) {
+ struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
+ /* use read here for syncing after issuing each verb */
+ snd_hda_codec_read(codec, pin->nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
+ }
+ codec->pins_shutup = 1;
+}
+EXPORT_SYMBOL_HDA(snd_hda_shutup_pins);
+
+#ifdef SND_HDA_NEEDS_RESUME
+/* Restore the pin controls cleared previously via snd_hda_shutup_pins() */
+static void restore_shutup_pins(struct hda_codec *codec)
+{
+ int i;
+ if (!codec->pins_shutup)
+ return;
+ if (codec->bus->shutdown)
+ return;
+ for (i = 0; i < codec->init_pins.used; i++) {
+ struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i);
+ snd_hda_codec_write(codec, pin->nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ pin->ctrl);
+ }
+ codec->pins_shutup = 0;
+}
+#endif
+
static void init_hda_cache(struct hda_cache_rec *cache,
unsigned int record_size);
static void free_hda_cache(struct hda_cache_rec *cache);
snd_array_free(&codec->init_pins);
}
+/*
+ * audio-converter setup caches
+ */
+struct hda_cvt_setup {
+ hda_nid_t nid;
+ u8 stream_tag;
+ u8 channel_id;
+ u16 format_id;
+ unsigned char active; /* cvt is currently used */
+ unsigned char dirty; /* setups should be cleared */
+};
+
+/* get or create a cache entry for the given audio converter NID */
+static struct hda_cvt_setup *
+get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid)
+{
+ struct hda_cvt_setup *p;
+ int i;
+
+ for (i = 0; i < codec->cvt_setups.used; i++) {
+ p = snd_array_elem(&codec->cvt_setups, i);
+ if (p->nid == nid)
+ return p;
+ }
+ p = snd_array_new(&codec->cvt_setups);
+ if (p)
+ p->nid = nid;
+ return p;
+}
+
/*
* codec destructor
*/
#endif
list_del(&codec->list);
snd_array_free(&codec->mixers);
+ snd_array_free(&codec->nids);
+ snd_array_free(&codec->conn_lists);
codec->bus->caddr_tbl[codec->addr] = NULL;
if (codec->patch_ops.free)
codec->patch_ops.free(codec);
*
* Returns 0 if successful, or a negative error code.
*/
-int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
- struct hda_codec **codecp)
+int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus,
+ unsigned int codec_addr,
+ struct hda_codec **codecp)
{
struct hda_codec *codec;
char component[31];
mutex_init(&codec->control_mutex);
init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
- snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 60);
+ snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32);
+ snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32);
snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16);
snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16);
+ snd_array_init(&codec->cvt_setups, sizeof(struct hda_cvt_setup), 8);
+ snd_array_init(&codec->conn_lists, sizeof(hda_nid_t), 64);
if (codec->bus->modelname) {
codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL);
if (!codec->modelname) {
}
EXPORT_SYMBOL_HDA(snd_hda_codec_new);
+/**
+ * snd_hda_codec_configure - (Re-)configure the HD-audio codec
+ * @codec: the HDA codec
+ *
+ * Start parsing of the given codec tree and (re-)initialize the whole
+ * patch instance.
+ *
+ * Returns 0 if successful or a negative error code.
+ */
int snd_hda_codec_configure(struct hda_codec *codec)
{
int err;
if (err < 0)
return err;
}
- /* audio codec should override the mixer name */
- if (codec->afg || !*codec->bus->card->mixername)
- snprintf(codec->bus->card->mixername,
- sizeof(codec->bus->card->mixername),
- "%s %s", codec->vendor_name, codec->chip_name);
if (is_generic_config(codec)) {
err = snd_hda_parse_generic_codec(codec);
patched:
if (!err && codec->patch_ops.unsol_event)
err = init_unsol_queue(codec->bus);
+ /* audio codec should override the mixer name */
+ if (!err && (codec->afg || !*codec->bus->card->mixername))
+ snprintf(codec->bus->card->mixername,
+ sizeof(codec->bus->card->mixername),
+ "%s %s", codec->vendor_name, codec->chip_name);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_codec_configure);
u32 stream_tag,
int channel_id, int format)
{
+ struct hda_codec *c;
+ struct hda_cvt_setup *p;
+ unsigned int oldval, newval;
+ int type;
+ int i;
+
if (!nid)
return;
snd_printdd("hda_codec_setup_stream: "
"NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n",
nid, stream_tag, channel_id, format);
- snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID,
- (stream_tag << 4) | channel_id);
- msleep(1);
- snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
+ p = get_hda_cvt_setup(codec, nid);
+ if (!p)
+ return;
+ /* update the stream-id if changed */
+ if (p->stream_tag != stream_tag || p->channel_id != channel_id) {
+ oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
+ newval = (stream_tag << 4) | channel_id;
+ if (oldval != newval)
+ snd_hda_codec_write(codec, nid, 0,
+ AC_VERB_SET_CHANNEL_STREAMID,
+ newval);
+ p->stream_tag = stream_tag;
+ p->channel_id = channel_id;
+ }
+ /* update the format-id if changed */
+ if (p->format_id != format) {
+ oldval = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_STREAM_FORMAT, 0);
+ if (oldval != format) {
+ msleep(1);
+ snd_hda_codec_write(codec, nid, 0,
+ AC_VERB_SET_STREAM_FORMAT,
+ format);
+ }
+ p->format_id = format;
+ }
+ p->active = 1;
+ p->dirty = 0;
+
+ /* make other inactive cvts with the same stream-tag dirty */
+ type = get_wcaps_type(get_wcaps(codec, nid));
+ list_for_each_entry(c, &codec->bus->codec_list, list) {
+ for (i = 0; i < c->cvt_setups.used; i++) {
+ p = snd_array_elem(&c->cvt_setups, i);
+ if (!p->active && p->stream_tag == stream_tag &&
+ get_wcaps_type(get_wcaps(codec, p->nid)) == type)
+ p->dirty = 1;
+ }
+ }
}
EXPORT_SYMBOL_HDA(snd_hda_codec_setup_stream);
-void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
+static void really_cleanup_stream(struct hda_codec *codec,
+ struct hda_cvt_setup *q);
+
+/**
+ * __snd_hda_codec_cleanup_stream - clean up the codec for closing
+ * @codec: the CODEC to clean up
+ * @nid: the NID to clean up
+ * @do_now: really clean up the stream instead of clearing the active flag
+ */
+void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid,
+ int do_now)
{
+ struct hda_cvt_setup *p;
+
if (!nid)
return;
+ if (codec->no_sticky_stream)
+ do_now = 1;
+
snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid);
+ p = get_hda_cvt_setup(codec, nid);
+ if (p) {
+ /* here we just clear the active flag when do_now isn't set;
+ * actual clean-ups will be done later in
+ * purify_inactive_streams() called from snd_hda_codec_prpapre()
+ */
+ if (do_now)
+ really_cleanup_stream(codec, p);
+ else
+ p->active = 0;
+ }
+}
+EXPORT_SYMBOL_HDA(__snd_hda_codec_cleanup_stream);
+
+static void really_cleanup_stream(struct hda_codec *codec,
+ struct hda_cvt_setup *q)
+{
+ hda_nid_t nid = q->nid;
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
-#if 0 /* keep the format */
- msleep(1);
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0);
-#endif
+ memset(q, 0, sizeof(*q));
+ q->nid = nid;
}
-EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup_stream);
+
+/* clean up the all conflicting obsolete streams */
+static void purify_inactive_streams(struct hda_codec *codec)
+{
+ struct hda_codec *c;
+ int i;
+
+ list_for_each_entry(c, &codec->bus->codec_list, list) {
+ for (i = 0; i < c->cvt_setups.used; i++) {
+ struct hda_cvt_setup *p;
+ p = snd_array_elem(&c->cvt_setups, i);
+ if (p->dirty)
+ really_cleanup_stream(c, p);
+ }
+ }
+}
+
+#ifdef SND_HDA_NEEDS_RESUME
+/* clean up all streams; called from suspend */
+static void hda_cleanup_all_streams(struct hda_codec *codec)
+{
+ int i;
+
+ for (i = 0; i < codec->cvt_setups.used; i++) {
+ struct hda_cvt_setup *p = snd_array_elem(&codec->cvt_setups, i);
+ if (p->stream_tag)
+ really_cleanup_stream(codec, p);
+ }
+}
+#endif
/*
* amp access functions
*/
/* FIXME: more better hash key? */
-#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
+#define HDA_HASH_KEY(nid, dir, idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
#define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24))
#define HDA_HASH_PARPCM_KEY(nid) (u32)((nid) + (0x03 << 24))
#define HDA_HASH_PARSTR_KEY(nid) (u32)((nid) + (0x04 << 24))
}
/* query the hash. allocate an entry if not found. */
-static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
- u32 key)
+static struct hda_cache_head *get_hash(struct hda_cache_rec *cache, u32 key)
{
u16 idx = key % (u16)ARRAY_SIZE(cache->hash);
u16 cur = cache->hash[idx];
return info;
cur = info->next;
}
+ return NULL;
+}
- /* add a new hash entry */
- info = snd_array_new(&cache->buf);
- if (!info)
- return NULL;
- cur = snd_array_index(&cache->buf, info);
- info->key = key;
- info->val = 0;
- info->next = cache->hash[idx];
- cache->hash[idx] = cur;
-
+/* query the hash. allocate an entry if not found. */
+static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
+ u32 key)
+{
+ struct hda_cache_head *info = get_hash(cache, key);
+ if (!info) {
+ u16 idx, cur;
+ /* add a new hash entry */
+ info = snd_array_new(&cache->buf);
+ if (!info)
+ return NULL;
+ cur = snd_array_index(&cache->buf, info);
+ info->key = key;
+ info->val = 0;
+ idx = key % (u16)ARRAY_SIZE(cache->hash);
+ info->next = cache->hash[idx];
+ cache->hash[idx] = cur;
+ }
return info;
}
return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key);
}
-/*
- * query AMP capabilities for the given widget and direction
+/**
+ * query_amp_caps - query AMP capabilities
+ * @codec: the HD-auio codec
+ * @nid: the NID to query
+ * @direction: either #HDA_INPUT or #HDA_OUTPUT
+ *
+ * Query AMP capabilities for the given widget and direction.
+ * Returns the obtained capability bits.
+ *
+ * When cap bits have been already read, this doesn't read again but
+ * returns the cached value.
*/
u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
{
}
EXPORT_SYMBOL_HDA(query_amp_caps);
+/**
+ * snd_hda_override_amp_caps - Override the AMP capabilities
+ * @codec: the CODEC to clean up
+ * @nid: the NID to clean up
+ * @direction: either #HDA_INPUT or #HDA_OUTPUT
+ * @caps: the capability bits to set
+ *
+ * Override the cached AMP caps bits value by the given one.
+ * This function is useful if the driver needs to adjust the AMP ranges,
+ * e.g. limit to 0dB, etc.
+ *
+ * Returns zero if successful or a negative error code.
+ */
int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
unsigned int caps)
{
return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
}
+/**
+ * snd_hda_query_pin_caps - Query PIN capabilities
+ * @codec: the HD-auio codec
+ * @nid: the NID to query
+ *
+ * Query PIN capabilities for the given widget.
+ * Returns the obtained capability bits.
+ *
+ * When cap bits have been already read, this doesn't read again but
+ * returns the cached value.
+ */
u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid)
{
return query_caps_hash(codec, nid, HDA_HASH_PINCAP_KEY(nid),
}
EXPORT_SYMBOL_HDA(snd_hda_query_pin_caps);
+/**
+ * snd_hda_pin_sense - execute pin sense measurement
+ * @codec: the CODEC to sense
+ * @nid: the pin NID to sense
+ *
+ * Execute necessary pin sense measurement and return its Presence Detect,
+ * Impedance, ELD Valid etc. status bits.
+ */
+u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid)
+{
+ u32 pincap;
+
+ if (!codec->no_trigger_sense) {
+ pincap = snd_hda_query_pin_caps(codec, nid);
+ if (pincap & AC_PINCAP_TRIG_REQ) /* need trigger? */
+ snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_SET_PIN_SENSE, 0);
+ }
+ return snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_PIN_SENSE, 0);
+}
+EXPORT_SYMBOL_HDA(snd_hda_pin_sense);
+
+/**
+ * snd_hda_jack_detect - query pin Presence Detect status
+ * @codec: the CODEC to sense
+ * @nid: the pin NID to sense
+ *
+ * Query and return the pin's Presence Detect status.
+ */
+int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid)
+{
+ u32 sense = snd_hda_pin_sense(codec, nid);
+ return !!(sense & AC_PINSENSE_PRESENCE);
+}
+EXPORT_SYMBOL_HDA(snd_hda_jack_detect);
+
/*
* read the current volume to info
* if the cache exists, read the cache value.
info->vol[ch] = val;
}
-/*
- * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
+/**
+ * snd_hda_codec_amp_read - Read AMP value
+ * @codec: HD-audio codec
+ * @nid: NID to read the AMP value
+ * @ch: channel (left=0 or right=1)
+ * @direction: #HDA_INPUT or #HDA_OUTPUT
+ * @index: the index value (only for input direction)
+ *
+ * Read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit.
*/
int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
int direction, int index)
}
EXPORT_SYMBOL_HDA(snd_hda_codec_amp_read);
-/*
- * update the AMP value, mask = bit mask to set, val = the value
+/**
+ * snd_hda_codec_amp_update - update the AMP value
+ * @codec: HD-audio codec
+ * @nid: NID to read the AMP value
+ * @ch: channel (left=0 or right=1)
+ * @direction: #HDA_INPUT or #HDA_OUTPUT
+ * @idx: the index value (only for input direction)
+ * @mask: bit mask to set
+ * @val: the bits value to set
+ *
+ * Update the AMP value with a bit mask.
+ * Returns 0 if the value is unchanged, 1 if changed.
*/
int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
int direction, int idx, int mask, int val)
info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx));
if (!info)
return 0;
+ if (snd_BUG_ON(mask & ~0xff))
+ mask &= 0xff;
val &= mask;
val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask;
if (info->vol[ch] == val)
}
EXPORT_SYMBOL_HDA(snd_hda_codec_amp_update);
-/*
- * update the AMP stereo with the same mask and value
+/**
+ * snd_hda_codec_amp_stereo - update the AMP stereo values
+ * @codec: HD-audio codec
+ * @nid: NID to read the AMP value
+ * @direction: #HDA_INPUT or #HDA_OUTPUT
+ * @idx: the index value (only for input direction)
+ * @mask: bit mask to set
+ * @val: the bits value to set
+ *
+ * Update the AMP values like snd_hda_codec_amp_update(), but for a
+ * stereo widget with the same mask and value.
*/
int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
int direction, int idx, int mask, int val)
{
int ch, ret = 0;
+
+ if (snd_BUG_ON(mask & ~0xff))
+ mask &= 0xff;
for (ch = 0; ch < 2; ch++)
ret |= snd_hda_codec_amp_update(codec, nid, ch, direction,
idx, mask, val);
EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo);
#ifdef SND_HDA_NEEDS_RESUME
-/* resume the all amp commands from the cache */
+/**
+ * snd_hda_codec_resume_amp - Resume all AMP commands from the cache
+ * @codec: HD-audio codec
+ *
+ * Resume the all amp commands from the cache.
+ */
void snd_hda_codec_resume_amp(struct hda_codec *codec)
{
struct hda_amp_info *buffer = codec->amp_cache.buf.list;
EXPORT_SYMBOL_HDA(snd_hda_codec_resume_amp);
#endif /* SND_HDA_NEEDS_RESUME */
-/* volume */
+static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir,
+ unsigned int ofs)
+{
+ u32 caps = query_amp_caps(codec, nid, dir);
+ /* get num steps */
+ caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
+ if (ofs < caps)
+ caps -= ofs;
+ return caps;
+}
+
+/**
+ * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
+ */
int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
u8 chs = get_amp_channels(kcontrol);
int dir = get_amp_direction(kcontrol);
unsigned int ofs = get_amp_offset(kcontrol);
- u32 caps;
- caps = query_amp_caps(codec, nid, dir);
- /* num steps */
- caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT;
- if (!caps) {
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = chs == 3 ? 2 : 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs);
+ if (!uinfo->value.integer.max) {
printk(KERN_WARNING "hda_codec: "
"num_steps = 0 for NID=0x%x (ctl = %s)\n", nid,
kcontrol->id.name);
return -EINVAL;
}
- if (ofs < caps)
- caps -= ofs;
- uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
- uinfo->count = chs == 3 ? 2 : 1;
- uinfo->value.integer.min = 0;
- uinfo->value.integer.max = caps;
return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_info);
int ch, int dir, int idx, unsigned int ofs,
unsigned int val)
{
+ unsigned int maxval;
+
if (val > 0)
val += ofs;
+ /* ofs = 0: raw max value */
+ maxval = get_amp_max_value(codec, nid, dir, 0);
+ if (val > maxval)
+ val = maxval;
return snd_hda_codec_amp_update(codec, nid, ch, dir, idx,
HDA_AMP_VOLMASK, val);
}
+/**
+ * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
+ */
int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_get);
+/**
+ * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
+ */
int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_put);
+/**
+ * snd_hda_mixer_amp_volume_put - TLV callback for a standard AMP mixer volume
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
+ */
int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
unsigned int size, unsigned int __user *_tlv)
{
hda_nid_t nid = get_amp_nid(kcontrol);
int dir = get_amp_direction(kcontrol);
unsigned int ofs = get_amp_offset(kcontrol);
+ bool min_mute = get_amp_min_mute(kcontrol);
u32 caps, val1, val2;
if (size < 4 * sizeof(unsigned int))
val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT);
val1 += ofs;
val1 = ((int)val1) * ((int)val2);
+ if (min_mute)
+ val2 |= TLV_DB_SCALE_MUTE;
if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv))
return -EFAULT;
if (put_user(2 * sizeof(unsigned int), _tlv + 1))
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_tlv);
-/*
- * set (static) TLV for virtual master volume; recalculated as max 0dB
+/**
+ * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control
+ * @codec: HD-audio codec
+ * @nid: NID of a reference widget
+ * @dir: #HDA_INPUT or #HDA_OUTPUT
+ * @tlv: TLV data to be stored, at least 4 elements
+ *
+ * Set (static) TLV data for a virtual master volume using the AMP caps
+ * obtained from the reference NID.
+ * The volume range is recalculated as if the max volume is 0dB.
*/
void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
unsigned int *tlv)
return snd_ctl_find_id(codec->bus->card, &id);
}
+/**
+ * snd_hda_find_mixer_ctl - Find a mixer control element with the given name
+ * @codec: HD-audio codec
+ * @name: ctl id name string
+ *
+ * Get the control element with the given id string and IFACE_MIXER.
+ */
struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
const char *name)
{
}
EXPORT_SYMBOL_HDA(snd_hda_find_mixer_ctl);
-/* Add a control element and assign to the codec */
+static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name)
+{
+ int idx;
+ for (idx = 0; idx < 16; idx++) { /* 16 ctlrs should be large enough */
+ if (!_snd_hda_find_mixer_ctl(codec, name, idx))
+ return idx;
+ }
+ return -EBUSY;
+}
+
+/**
+ * snd_hda_ctl_add - Add a control element and assign to the codec
+ * @codec: HD-audio codec
+ * @nid: corresponding NID (optional)
+ * @kctl: the control element to assign
+ *
+ * Add the given control element to an array inside the codec instance.
+ * All control elements belonging to a codec are supposed to be added
+ * by this function so that a proper clean-up works at the free or
+ * reconfiguration time.
+ *
+ * If non-zero @nid is passed, the NID is assigned to the control element.
+ * The assignment is shown in the codec proc file.
+ *
+ * snd_hda_ctl_add() checks the control subdev id field whether
+ * #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower
+ * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit
+ * specifies if kctl->private_value is a HDA amplifier value.
+ */
int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid,
struct snd_kcontrol *kctl)
{
int err;
+ unsigned short flags = 0;
struct hda_nid_item *item;
- if (kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) {
+ if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) {
+ flags |= HDA_NID_ITEM_AMP;
if (nid == 0)
- nid = kctl->id.subdevice & 0xffff;
- kctl->id.subdevice = 0;
+ nid = get_amp_nid_(kctl->private_value);
}
+ if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0)
+ nid = kctl->id.subdevice & 0xffff;
+ if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG))
+ kctl->id.subdevice = 0;
err = snd_ctl_add(codec->bus->card, kctl);
if (err < 0)
return err;
return -ENOMEM;
item->kctl = kctl;
item->nid = nid;
+ item->flags = flags;
return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_ctl_add);
-/* Clear all controls assigned to the given codec */
+/**
+ * snd_hda_add_nid - Assign a NID to a control element
+ * @codec: HD-audio codec
+ * @nid: corresponding NID (optional)
+ * @kctl: the control element to assign
+ * @index: index to kctl
+ *
+ * Add the given control element to an array inside the codec instance.
+ * This function is used when #snd_hda_ctl_add cannot be used for 1:1
+ * NID:KCTL mapping - for example "Capture Source" selector.
+ */
+int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl,
+ unsigned int index, hda_nid_t nid)
+{
+ struct hda_nid_item *item;
+
+ if (nid > 0) {
+ item = snd_array_new(&codec->nids);
+ if (!item)
+ return -ENOMEM;
+ item->kctl = kctl;
+ item->index = index;
+ item->nid = nid;
+ return 0;
+ }
+ printk(KERN_ERR "hda-codec: no NID for mapping control %s:%d:%d\n",
+ kctl->id.name, kctl->id.index, index);
+ return -EINVAL;
+}
+EXPORT_SYMBOL_HDA(snd_hda_add_nid);
+
+/**
+ * snd_hda_ctls_clear - Clear all controls assigned to the given codec
+ * @codec: HD-audio codec
+ */
void snd_hda_ctls_clear(struct hda_codec *codec)
{
int i;
for (i = 0; i < codec->mixers.used; i++)
snd_ctl_remove(codec->bus->card, items[i].kctl);
snd_array_free(&codec->mixers);
+ snd_array_free(&codec->nids);
}
/* pseudo device locking
spin_unlock(&card->files_lock);
}
+/**
+ * snd_hda_codec_reset - Clear all objects assigned to the codec
+ * @codec: HD-audio codec
+ *
+ * This frees the all PCM and control elements assigned to the codec, and
+ * clears the caches and restores the pin default configurations.
+ *
+ * When a device is being used, it returns -EBSY. If successfully freed,
+ * returns zero.
+ */
int snd_hda_codec_reset(struct hda_codec *codec)
{
struct snd_card *card = codec->bus->card;
return 0;
}
-/* create a virtual master control and add slaves */
+/**
+ * snd_hda_add_vmaster - create a virtual master control and add slaves
+ * @codec: HD-audio codec
+ * @name: vmaster control name
+ * @tlv: TLV data (optional)
+ * @slaves: slave control names (optional)
+ *
+ * Create a virtual master control with the given name. The TLV data
+ * must be either NULL or a valid data.
+ *
+ * @slaves is a NULL-terminated array of strings, each of which is a
+ * slave control name. All controls with these names are assigned to
+ * the new virtual master control.
+ *
+ * This function returns zero if successful or a negative error code.
+ */
int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
- unsigned int *tlv, const char **slaves)
+ unsigned int *tlv, const char * const *slaves)
{
struct snd_kcontrol *kctl;
- const char **s;
+ const char * const *s;
int err;
for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++)
err = snd_hda_ctl_add(codec, 0, kctl);
if (err < 0)
return err;
-
+
for (s = slaves; *s; s++) {
struct snd_kcontrol *sctl;
int i = 0;
}
EXPORT_SYMBOL_HDA(snd_hda_add_vmaster);
-/* switch */
+/**
+ * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
+ */
int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_info);
+/**
+ * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
+ */
int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_get);
+/**
+ * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_COMPOSE_AMP_VAL*() or related macros.
+ */
int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
HDA_AMP_MUTE,
*valp ? 0 : HDA_AMP_MUTE);
-#ifdef CONFIG_SND_HDA_POWER_SAVE
- if (codec->patch_ops.check_power_status)
- codec->patch_ops.check_power_status(codec, nid);
-#endif
+ hda_call_check_power_status(codec, nid);
snd_hda_power_down(codec);
return change;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put);
+#ifdef CONFIG_SND_HDA_INPUT_BEEP
+/**
+ * snd_hda_mixer_amp_switch_put_beep - Put callback for a beep AMP switch
+ *
+ * This function calls snd_hda_enable_beep_device(), which behaves differently
+ * depending on beep_mode option.
+ */
int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
return snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put_beep);
+#endif /* CONFIG_SND_HDA_INPUT_BEEP */
/*
* bound volume controls
#define AMP_VAL_IDX_SHIFT 19
#define AMP_VAL_IDX_MASK (0x0f<<19)
+/**
+ * snd_hda_mixer_bind_switch_get - Get callback for a bound volume control
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_BIND_MUTE*() macros.
+ */
int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_get);
+/**
+ * snd_hda_mixer_bind_switch_put - Put callback for a bound volume control
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_BIND_MUTE*() macros.
+ */
int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_put);
-/*
- * generic bound volume/swtich controls
+/**
+ * snd_hda_mixer_bind_ctls_info - Info callback for a generic bound control
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros.
*/
int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_info);
+/**
+ * snd_hda_mixer_bind_ctls_get - Get callback for a generic bound control
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros.
+ */
int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_get);
+/**
+ * snd_hda_mixer_bind_ctls_put - Put callback for a generic bound control
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros.
+ */
int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_put);
+/**
+ * snd_hda_mixer_bind_tlv - TLV callback for a generic bound control
+ *
+ * The control element is supposed to have the private_value field
+ * set up via HDA_BIND_VOL() macro.
+ */
int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
unsigned int size, unsigned int __user *tlv)
{
{
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
.info = snd_hda_spdif_mask_info,
.get = snd_hda_spdif_cmask_get,
},
{
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
.info = snd_hda_spdif_mask_info,
.get = snd_hda_spdif_pmask_get,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
.info = snd_hda_spdif_mask_info,
.get = snd_hda_spdif_default_get,
.put = snd_hda_spdif_default_put,
},
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
+ .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH),
.info = snd_hda_spdif_out_switch_info,
.get = snd_hda_spdif_out_switch_get,
.put = snd_hda_spdif_out_switch_put,
{ } /* end */
};
-#define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */
-
/**
* snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls
* @codec: the HDA codec
struct snd_kcontrol_new *dig_mix;
int idx;
- for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
- if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch",
- idx))
- break;
- }
- if (idx >= SPDIF_MAX_IDX) {
+ idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch");
+ if (idx < 0) {
printk(KERN_ERR "hda_codec: too many IEC958 outputs\n");
return -EBUSY;
}
.put = spdif_share_sw_put,
};
+/**
+ * snd_hda_create_spdif_share_sw - create Default PCM switch
+ * @codec: the HDA codec
+ * @mout: multi-out instance
+ */
int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
struct hda_multi_out *mout)
{
static struct snd_kcontrol_new dig_in_ctls[] = {
{
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
+ .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, SWITCH),
.info = snd_hda_spdif_in_switch_info,
.get = snd_hda_spdif_in_switch_get,
.put = snd_hda_spdif_in_switch_put,
{
.access = SNDRV_CTL_ELEM_ACCESS_READ,
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
+ .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
.info = snd_hda_spdif_mask_info,
.get = snd_hda_spdif_in_status_get,
},
struct snd_kcontrol_new *dig_mix;
int idx;
- for (idx = 0; idx < SPDIF_MAX_IDX; idx++) {
- if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch",
- idx))
- break;
- }
- if (idx >= SPDIF_MAX_IDX) {
+ idx = find_empty_mixer_ctl_idx(codec, "IEC958 Capture Switch");
+ if (idx < 0) {
printk(KERN_ERR "hda_codec: too many IEC958 inputs\n");
return -EBUSY;
}
}
EXPORT_SYMBOL_HDA(snd_hda_codec_write_cache);
-/* resume the all commands from the cache */
+/**
+ * snd_hda_codec_update_cache - check cache and write the cmd only when needed
+ * @codec: the HDA codec
+ * @nid: NID to send the command
+ * @direct: direct flag
+ * @verb: the verb to send
+ * @parm: the parameter for the verb
+ *
+ * This function works like snd_hda_codec_write_cache(), but it doesn't send
+ * command if the parameter is already identical with the cached value.
+ * If not, it sends the command and refreshes the cache.
+ *
+ * Returns 0 if successful, or a negative error code.
+ */
+int snd_hda_codec_update_cache(struct hda_codec *codec, hda_nid_t nid,
+ int direct, unsigned int verb, unsigned int parm)
+{
+ struct hda_cache_head *c;
+ u32 key;
+
+ /* parm may contain the verb stuff for get/set amp */
+ verb = verb | (parm >> 8);
+ parm &= 0xff;
+ key = build_cmd_cache_key(nid, verb);
+ mutex_lock(&codec->bus->cmd_mutex);
+ c = get_hash(&codec->cmd_cache, key);
+ if (c && c->val == parm) {
+ mutex_unlock(&codec->bus->cmd_mutex);
+ return 0;
+ }
+ mutex_unlock(&codec->bus->cmd_mutex);
+ return snd_hda_codec_write_cache(codec, nid, direct, verb, parm);
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_update_cache);
+
+/**
+ * snd_hda_codec_resume_cache - Resume the all commands from the cache
+ * @codec: HD-audio codec
+ *
+ * Execute all verbs recorded in the command caches to resume.
+ */
void snd_hda_codec_resume_cache(struct hda_codec *codec)
{
struct hda_cache_head *buffer = codec->cmd_cache.buf.list;
snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE,
power_state);
/* partial workaround for "azx_get_response timeout" */
- if (power_state == AC_PWRST_D0)
+ if (power_state == AC_PWRST_D0 &&
+ (codec->vendor_id & 0xffff0000) == 0x14f10000)
msleep(10);
nid = codec->start_nid;
if (power_state == AC_PWRST_D0) {
unsigned long end_time;
int state;
- msleep(10);
/* wait until the codec reachs to D0 */
end_time = jiffies + msecs_to_jiffies(500);
do {
{
if (codec->patch_ops.suspend)
codec->patch_ops.suspend(codec, PMSG_SUSPEND);
+ hda_cleanup_all_streams(codec);
hda_set_power_state(codec,
codec->afg ? codec->afg : codec->mfg,
AC_PWRST_D3);
codec->afg ? codec->afg : codec->mfg,
AC_PWRST_D0);
restore_pincfgs(codec); /* restore all current pin configs */
+ restore_shutup_pins(codec);
hda_exec_init_verbs(codec);
if (codec->patch_ops.resume)
codec->patch_ops.resume(codec);
list_for_each_entry(codec, &bus->codec_list, list) {
int err = snd_hda_codec_build_controls(codec);
if (err < 0) {
- printk(KERN_ERR "hda_codec: cannot build controls"
- "for #%d (error %d)\n", codec->addr, err);
+ printk(KERN_ERR "hda_codec: cannot build controls "
+ "for #%d (error %d)\n", codec->addr, err);
err = snd_hda_codec_reset(codec);
if (err < 0) {
printk(KERN_ERR
unsigned int hda_fmt;
};
+/* rate = base * mult / div */
+#define HDA_RATE(base, mult, div) \
+ (AC_FMT_BASE_##base##K | (((mult) - 1) << AC_FMT_MULT_SHIFT) | \
+ (((div) - 1) << AC_FMT_DIV_SHIFT))
+
static struct hda_rate_tbl rate_bits[] = {
/* rate in Hz, ALSA rate bitmask, HDA format value */
/* autodetected value used in snd_hda_query_supported_pcm */
- { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
- { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
- { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
- { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */
- { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */
- { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */
- { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */
- { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */
- { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
- { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
- { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
+ { 8000, SNDRV_PCM_RATE_8000, HDA_RATE(48, 1, 6) },
+ { 11025, SNDRV_PCM_RATE_11025, HDA_RATE(44, 1, 4) },
+ { 16000, SNDRV_PCM_RATE_16000, HDA_RATE(48, 1, 3) },
+ { 22050, SNDRV_PCM_RATE_22050, HDA_RATE(44, 1, 2) },
+ { 32000, SNDRV_PCM_RATE_32000, HDA_RATE(48, 2, 3) },
+ { 44100, SNDRV_PCM_RATE_44100, HDA_RATE(44, 1, 1) },
+ { 48000, SNDRV_PCM_RATE_48000, HDA_RATE(48, 1, 1) },
+ { 88200, SNDRV_PCM_RATE_88200, HDA_RATE(44, 2, 1) },
+ { 96000, SNDRV_PCM_RATE_96000, HDA_RATE(48, 2, 1) },
+ { 176400, SNDRV_PCM_RATE_176400, HDA_RATE(44, 4, 1) },
+ { 192000, SNDRV_PCM_RATE_192000, HDA_RATE(48, 4, 1) },
#define AC_PAR_PCM_RATE_BITS 11
/* up to bits 10, 384kHZ isn't supported properly */
/* not autodetected value */
- { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
+ { 9600, SNDRV_PCM_RATE_KNOT, HDA_RATE(48, 1, 5) },
{ 0 } /* terminator */
};
unsigned int snd_hda_calc_stream_format(unsigned int rate,
unsigned int channels,
unsigned int format,
- unsigned int maxbps)
+ unsigned int maxbps,
+ unsigned short spdif_ctls)
{
int i;
unsigned int val = 0;
val |= channels - 1;
switch (snd_pcm_format_width(format)) {
- case 8: val |= 0x00; break;
- case 16: val |= 0x10; break;
+ case 8:
+ val |= AC_FMT_BITS_8;
+ break;
+ case 16:
+ val |= AC_FMT_BITS_16;
+ break;
case 20:
case 24:
case 32:
if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE)
- val |= 0x40;
+ val |= AC_FMT_BITS_32;
else if (maxbps >= 24)
- val |= 0x30;
+ val |= AC_FMT_BITS_24;
else
- val |= 0x20;
+ val |= AC_FMT_BITS_20;
break;
default:
snd_printdd("invalid format width %d\n",
return 0;
}
+ if (spdif_ctls & AC_DIG1_NONAUDIO)
+ val |= AC_FMT_TYPE_NON_PCM;
+
return val;
}
EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format);
}
/**
- * snd_hda_is_supported_format - check whether the given node supports
- * the format val
+ * snd_hda_is_supported_format - Check the validity of the format
+ * @codec: HD-audio codec
+ * @nid: NID to check
+ * @format: the HD-audio format value to check
+ *
+ * Check whether the given node supports the format value.
*
* Returns 1 if supported, 0 if not.
*/
return 0;
}
+/*
+ * codec prepare/cleanup entries
+ */
+int snd_hda_codec_prepare(struct hda_codec *codec,
+ struct hda_pcm_stream *hinfo,
+ unsigned int stream,
+ unsigned int format,
+ struct snd_pcm_substream *substream)
+{
+ int ret;
+ mutex_lock(&codec->bus->prepare_mutex);
+ ret = hinfo->ops.prepare(hinfo, codec, stream, format, substream);
+ if (ret >= 0)
+ purify_inactive_streams(codec);
+ mutex_unlock(&codec->bus->prepare_mutex);
+ return ret;
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_prepare);
+
+void snd_hda_codec_cleanup(struct hda_codec *codec,
+ struct hda_pcm_stream *hinfo,
+ struct snd_pcm_substream *substream)
+{
+ mutex_lock(&codec->bus->prepare_mutex);
+ hinfo->ops.cleanup(hinfo, codec, substream);
+ mutex_unlock(&codec->bus->prepare_mutex);
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup);
+
+/* global */
const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = {
"Audio", "SPDIF", "HDMI", "Modem"
};
/*
* get the empty PCM device number to assign
+ *
+ * note the max device number is limited by HDA_MAX_PCMS, currently 10
*/
static int get_empty_pcm_device(struct hda_bus *bus, int type)
{
if (!test_and_set_bit(audio_idx[type][i], bus->pcm_dev_bits))
return audio_idx[type][i];
- snd_printk(KERN_WARNING "Too many %s devices\n", snd_hda_pcm_type_name[type]);
+ snd_printk(KERN_WARNING "Too many %s devices\n",
+ snd_hda_pcm_type_name[type]);
return -EAGAIN;
}
err = codec->patch_ops.build_pcms(codec);
if (err < 0) {
printk(KERN_ERR "hda_codec: cannot build PCMs"
- "for #%d (error %d)\n", codec->addr, err);
+ "for #%d (error %d)\n", codec->addr, err);
err = snd_hda_codec_reset(codec);
if (err < 0) {
printk(KERN_ERR
* with the proper parameters for set up.
* ops.cleanup should be called in hw_free for clean up of streams.
*
- * This function returns 0 if successfull, or a negative error code.
+ * This function returns 0 if successful, or a negative error code.
*/
int __devinit snd_hda_build_pcms(struct hda_bus *bus)
{
* If no entries are matching, the function returns a negative value.
*/
int snd_hda_check_board_config(struct hda_codec *codec,
- int num_configs, const char **models,
+ int num_configs, const char * const *models,
const struct snd_pci_quirk *tbl)
{
if (codec->modelname && models) {
/**
* snd_hda_check_board_codec_sid_config - compare the current codec
- subsystem ID with the
- config table
+ subsystem ID with the
+ config table
This is important for Gateway notebooks with SB450 HDA Audio
where the vendor ID of the PCI device is:
* If no entries are matching, the function returns a negative value.
*/
int snd_hda_check_board_codec_sid_config(struct hda_codec *codec,
- int num_configs, const char **models,
+ int num_configs, const char * const *models,
const struct snd_pci_quirk *tbl)
{
const struct snd_pci_quirk *q;
for (; knew->name; knew++) {
struct snd_kcontrol *kctl;
- kctl = snd_ctl_new1(knew, codec);
- if (!kctl)
- return -ENOMEM;
- err = snd_hda_ctl_add(codec, 0, kctl);
- if (err < 0) {
- if (!codec->addr)
- return err;
+ int addr = 0, idx = 0;
+ if (knew->iface == -1) /* skip this codec private value */
+ continue;
+ for (;;) {
kctl = snd_ctl_new1(knew, codec);
if (!kctl)
return -ENOMEM;
- kctl->id.device = codec->addr;
+ if (addr > 0)
+ kctl->id.device = addr;
+ if (idx > 0)
+ kctl->id.index = idx;
err = snd_hda_ctl_add(codec, 0, kctl);
- if (err < 0)
+ if (!err)
+ break;
+ /* try first with another device index corresponding to
+ * the codec addr; if it still fails (or it's the
+ * primary codec), then try another control index
+ */
+ if (!addr && codec->addr)
+ addr = codec->addr;
+ else if (!idx && !knew->index) {
+ idx = find_empty_mixer_ctl_idx(codec,
+ knew->name);
+ if (idx <= 0)
+ return err;
+ } else
return err;
}
}
codec->power_jiffies = jiffies;
}
+/* update the power on/off account with the current jiffies */
void snd_hda_update_power_acct(struct hda_codec *codec)
{
unsigned long delta = jiffies - codec->power_jiffies;
codec->power_jiffies += delta;
}
+/**
+ * snd_hda_power_up - Power-up the codec
+ * @codec: HD-audio codec
+ *
+ * Increment the power-up counter and power up the hardware really when
+ * not turned on yet.
+ */
void snd_hda_power_up(struct hda_codec *codec)
{
struct hda_bus *bus = codec->bus;
#define power_save(codec) \
((codec)->bus->power_save ? *(codec)->bus->power_save : 0)
-#define power_save(codec) \
- ((codec)->bus->power_save ? *(codec)->bus->power_save : 0)
-
+/**
+ * snd_hda_power_down - Power-down the codec
+ * @codec: HD-audio codec
+ *
+ * Decrement the power-up counter and schedules the power-off work if
+ * the counter rearches to zero.
+ */
void snd_hda_power_down(struct hda_codec *codec)
{
--codec->power_count;
}
EXPORT_SYMBOL_HDA(snd_hda_power_down);
+/**
+ * snd_hda_check_amp_list_power - Check the amp list and update the power
+ * @codec: HD-audio codec
+ * @check: the object containing an AMP list and the status
+ * @nid: NID to check / update
+ *
+ * Check whether the given NID is in the amp list. If it's in the list,
+ * check the current AMP status, and update the the power-status according
+ * to the mute status.
+ *
+ * This function is supposed to be set or called from the check_power_status
+ * patch ops.
+ */
int snd_hda_check_amp_list_power(struct hda_codec *codec,
struct hda_loopback_check *check,
hda_nid_t nid)
/*
* Channel mode helper
*/
+
+/**
+ * snd_hda_ch_mode_info - Info callback helper for the channel mode enum
+ */
int snd_hda_ch_mode_info(struct hda_codec *codec,
struct snd_ctl_elem_info *uinfo,
const struct hda_channel_mode *chmode,
}
EXPORT_SYMBOL_HDA(snd_hda_ch_mode_info);
+/**
+ * snd_hda_ch_mode_get - Get callback helper for the channel mode enum
+ */
int snd_hda_ch_mode_get(struct hda_codec *codec,
struct snd_ctl_elem_value *ucontrol,
const struct hda_channel_mode *chmode,
}
EXPORT_SYMBOL_HDA(snd_hda_ch_mode_get);
+/**
+ * snd_hda_ch_mode_put - Put callback helper for the channel mode enum
+ */
int snd_hda_ch_mode_put(struct hda_codec *codec,
struct snd_ctl_elem_value *ucontrol,
const struct hda_channel_mode *chmode,
/*
* input MUX helper
*/
+
+/**
+ * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum
+ */
int snd_hda_input_mux_info(const struct hda_input_mux *imux,
struct snd_ctl_elem_info *uinfo)
{
}
EXPORT_SYMBOL_HDA(snd_hda_input_mux_info);
+/**
+ * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum
+ */
int snd_hda_input_mux_put(struct hda_codec *codec,
const struct hda_input_mux *imux,
struct snd_ctl_elem_value *ucontrol,
{
/* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE))
- set_dig_out_convert(codec, nid,
+ set_dig_out_convert(codec, nid,
codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff,
-1);
snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format);
}
}
-/* call each reboot notifier */
+/**
+ * snd_hda_bus_reboot_notify - call the reboot notifier of each codec
+ * @bus: HD-audio bus
+ */
void snd_hda_bus_reboot_notify(struct hda_bus *bus)
{
struct hda_codec *codec;
}
EXPORT_SYMBOL_HDA(snd_hda_bus_reboot_notify);
-/*
- * open the digital out in the exclusive mode
+/**
+ * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode
*/
int snd_hda_multi_out_dig_open(struct hda_codec *codec,
struct hda_multi_out *mout)
}
EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_open);
+/**
+ * snd_hda_multi_out_dig_prepare - prepare the digital out stream
+ */
int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
struct hda_multi_out *mout,
unsigned int stream_tag,
}
EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_prepare);
+/**
+ * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream
+ */
int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec,
struct hda_multi_out *mout)
{
}
EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_cleanup);
-/*
- * release the digital out
+/**
+ * snd_hda_multi_out_dig_close - release the digital out stream
*/
int snd_hda_multi_out_dig_close(struct hda_codec *codec,
struct hda_multi_out *mout)
}
EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_close);
-/*
- * set up more restrictions for analog out
+/**
+ * snd_hda_multi_out_analog_open - open analog outputs
+ *
+ * Open analog outputs and set up the hw-constraints.
+ * If the digital outputs can be opened as slave, open the digital
+ * outputs, too.
*/
int snd_hda_multi_out_analog_open(struct hda_codec *codec,
struct hda_multi_out *mout,
}
EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_open);
-/*
- * set up the i/o for analog out
- * when the digital out is available, copy the front out to digital out, too.
+/**
+ * snd_hda_multi_out_analog_prepare - Preapre the analog outputs.
+ *
+ * Set up the i/o for analog out.
+ * When the digital out is available, copy the front out to digital out, too.
*/
int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
struct hda_multi_out *mout,
}
EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_prepare);
-/*
- * clean up the setting for analog out
+/**
+ * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out
*/
int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
struct hda_multi_out *mout)
/*
* Sort an associated group of pins according to their sequence numbers.
*/
-static void sort_pins_by_sequence(hda_nid_t * pins, short * sequences,
+static void sort_pins_by_sequence(hda_nid_t *pins, short *sequences,
int num_pins)
{
int i, j;
short seq;
hda_nid_t nid;
-
+
for (i = 0; i < num_pins; i++) {
for (j = i + 1; j < num_pins; j++) {
if (sequences[i] > sequences[j]) {
}
+/* add the found input-pin to the cfg->inputs[] table */
+static void add_auto_cfg_input_pin(struct auto_pin_cfg *cfg, hda_nid_t nid,
+ int type)
+{
+ if (cfg->num_inputs < AUTO_CFG_MAX_INS) {
+ cfg->inputs[cfg->num_inputs].pin = nid;
+ cfg->inputs[cfg->num_inputs].type = type;
+ cfg->num_inputs++;
+ }
+}
+
+/* sort inputs in the order of AUTO_PIN_* type */
+static void sort_autocfg_input_pins(struct auto_pin_cfg *cfg)
+{
+ int i, j;
+
+ for (i = 0; i < cfg->num_inputs; i++) {
+ for (j = i + 1; j < cfg->num_inputs; j++) {
+ if (cfg->inputs[i].type > cfg->inputs[j].type) {
+ struct auto_pin_cfg_item tmp;
+ tmp = cfg->inputs[i];
+ cfg->inputs[i] = cfg->inputs[j];
+ cfg->inputs[j] = tmp;
+ }
+ }
+ }
+}
+
/*
* Parse all pin widgets and store the useful pin nids to cfg
*
* is detected, one of speaker of HP pins is assigned as the primary
* output, i.e. to line_out_pins[0]. So, line_outs is always positive
* if any analog output exists.
- *
- * The analog input pins are assigned to input_pins array.
+ *
+ * The analog input pins are assigned to inputs array.
* The digital input/output pins are assigned to dig_in_pin and dig_out_pin,
* respectively.
*/
short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)];
short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)];
short sequences_hp[ARRAY_SIZE(cfg->hp_pins)];
+ int i;
memset(cfg, 0, sizeof(*cfg));
case AC_JACK_SPEAKER:
seq = get_defcfg_sequence(def_conf);
assoc = get_defcfg_association(def_conf);
- if (! assoc)
+ if (!assoc)
continue;
- if (! assoc_speaker)
+ if (!assoc_speaker)
assoc_speaker = assoc;
else if (assoc_speaker != assoc)
continue;
sequences_hp[cfg->hp_outs] = (assoc << 4) | seq;
cfg->hp_outs++;
break;
- case AC_JACK_MIC_IN: {
- int preferred, alt;
- if (loc == AC_JACK_LOC_FRONT) {
- preferred = AUTO_PIN_FRONT_MIC;
- alt = AUTO_PIN_MIC;
- } else {
- preferred = AUTO_PIN_MIC;
- alt = AUTO_PIN_FRONT_MIC;
- }
- if (!cfg->input_pins[preferred])
- cfg->input_pins[preferred] = nid;
- else if (!cfg->input_pins[alt])
- cfg->input_pins[alt] = nid;
+ case AC_JACK_MIC_IN:
+ add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_MIC);
break;
- }
case AC_JACK_LINE_IN:
- if (loc == AC_JACK_LOC_FRONT)
- cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid;
- else
- cfg->input_pins[AUTO_PIN_LINE] = nid;
+ add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_LINE_IN);
break;
case AC_JACK_CD:
- cfg->input_pins[AUTO_PIN_CD] = nid;
+ add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_CD);
break;
case AC_JACK_AUX:
- cfg->input_pins[AUTO_PIN_AUX] = nid;
+ add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_AUX);
break;
case AC_JACK_SPDIF_OUT:
case AC_JACK_DIG_OTHER_OUT:
cfg->hp_outs--;
memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1,
sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i));
- memmove(sequences_hp + i - 1, sequences_hp + i,
+ memmove(sequences_hp + i, sequences_hp + i + 1,
sizeof(sequences_hp[0]) * (cfg->hp_outs - i));
}
+ memset(cfg->hp_pins + cfg->hp_outs, 0,
+ sizeof(hda_nid_t) * (AUTO_CFG_MAX_OUTS - cfg->hp_outs));
+ if (!cfg->hp_outs)
+ cfg->line_out_type = AUTO_PIN_HP_OUT;
+
}
/* sort by sequence */
cfg->speaker_outs);
sort_pins_by_sequence(cfg->hp_pins, sequences_hp,
cfg->hp_outs);
-
- /* if we have only one mic, make it AUTO_PIN_MIC */
- if (!cfg->input_pins[AUTO_PIN_MIC] &&
- cfg->input_pins[AUTO_PIN_FRONT_MIC]) {
- cfg->input_pins[AUTO_PIN_MIC] =
- cfg->input_pins[AUTO_PIN_FRONT_MIC];
- cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0;
- }
- /* ditto for line-in */
- if (!cfg->input_pins[AUTO_PIN_LINE] &&
- cfg->input_pins[AUTO_PIN_FRONT_LINE]) {
- cfg->input_pins[AUTO_PIN_LINE] =
- cfg->input_pins[AUTO_PIN_FRONT_LINE];
- cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0;
- }
/*
* FIX-UP: if no line-outs are detected, try to use speaker or HP pin
break;
}
+ sort_autocfg_input_pins(cfg);
+
/*
* debug prints of the parsed results
*/
- snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
+ snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x) type:%s\n",
cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1],
cfg->line_out_pins[2], cfg->line_out_pins[3],
- cfg->line_out_pins[4]);
+ cfg->line_out_pins[4],
+ cfg->line_out_type == AUTO_PIN_HP_OUT ? "hp" :
+ (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT ?
+ "speaker" : "line"));
snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n",
cfg->speaker_outs, cfg->speaker_pins[0],
cfg->speaker_pins[1], cfg->speaker_pins[2],
if (cfg->dig_outs)
snd_printd(" dig-out=0x%x/0x%x\n",
cfg->dig_out_pins[0], cfg->dig_out_pins[1]);
- snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x,"
- " cd=0x%x, aux=0x%x\n",
- cfg->input_pins[AUTO_PIN_MIC],
- cfg->input_pins[AUTO_PIN_FRONT_MIC],
- cfg->input_pins[AUTO_PIN_LINE],
- cfg->input_pins[AUTO_PIN_FRONT_LINE],
- cfg->input_pins[AUTO_PIN_CD],
- cfg->input_pins[AUTO_PIN_AUX]);
+ snd_printd(" inputs:");
+ for (i = 0; i < cfg->num_inputs; i++) {
+ snd_printdd(" %s=0x%x",
+ hda_get_autocfg_input_label(codec, cfg, i),
+ cfg->inputs[i].pin);
+ }
+ snd_printd("\n");
if (cfg->dig_in_pin)
snd_printd(" dig-in=0x%x\n", cfg->dig_in_pin);
}
EXPORT_SYMBOL_HDA(snd_hda_parse_pin_def_config);
-/* labels for input pins */
-const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = {
- "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux"
-};
-EXPORT_SYMBOL_HDA(auto_pin_cfg_labels);
+int snd_hda_get_input_pin_attr(unsigned int def_conf)
+{
+ unsigned int loc = get_defcfg_location(def_conf);
+ unsigned int conn = get_defcfg_connect(def_conf);
+ if (conn == AC_JACK_PORT_NONE)
+ return INPUT_PIN_ATTR_UNUSED;
+ /* Windows may claim the internal mic to be BOTH, too */
+ if (conn == AC_JACK_PORT_FIXED || conn == AC_JACK_PORT_BOTH)
+ return INPUT_PIN_ATTR_INT;
+ if ((loc & 0x30) == AC_JACK_LOC_INTERNAL)
+ return INPUT_PIN_ATTR_INT;
+ if ((loc & 0x30) == AC_JACK_LOC_SEPARATE)
+ return INPUT_PIN_ATTR_DOCK;
+ if (loc == AC_JACK_LOC_REAR)
+ return INPUT_PIN_ATTR_REAR;
+ if (loc == AC_JACK_LOC_FRONT)
+ return INPUT_PIN_ATTR_FRONT;
+ return INPUT_PIN_ATTR_NORMAL;
+}
+EXPORT_SYMBOL_HDA(snd_hda_get_input_pin_attr);
+
+/**
+ * hda_get_input_pin_label - Give a label for the given input pin
+ *
+ * When check_location is true, the function checks the pin location
+ * for mic and line-in pins, and set an appropriate prefix like "Front",
+ * "Rear", "Internal".
+ */
+
+const char *hda_get_input_pin_label(struct hda_codec *codec, hda_nid_t pin,
+ int check_location)
+{
+ unsigned int def_conf;
+ static const char * const mic_names[] = {
+ "Internal Mic", "Dock Mic", "Mic", "Front Mic", "Rear Mic",
+ };
+ int attr;
+
+ def_conf = snd_hda_codec_get_pincfg(codec, pin);
+
+ switch (get_defcfg_device(def_conf)) {
+ case AC_JACK_MIC_IN:
+ if (!check_location)
+ return "Mic";
+ attr = snd_hda_get_input_pin_attr(def_conf);
+ if (!attr)
+ return "None";
+ return mic_names[attr - 1];
+ case AC_JACK_LINE_IN:
+ if (!check_location)
+ return "Line";
+ attr = snd_hda_get_input_pin_attr(def_conf);
+ if (!attr)
+ return "None";
+ if (attr == INPUT_PIN_ATTR_DOCK)
+ return "Dock Line";
+ return "Line";
+ case AC_JACK_AUX:
+ return "Aux";
+ case AC_JACK_CD:
+ return "CD";
+ case AC_JACK_SPDIF_IN:
+ return "SPDIF In";
+ case AC_JACK_DIG_OTHER_IN:
+ return "Digital In";
+ default:
+ return "Misc";
+ }
+}
+EXPORT_SYMBOL_HDA(hda_get_input_pin_label);
+
+/* Check whether the location prefix needs to be added to the label.
+ * If all mic-jacks are in the same location (e.g. rear panel), we don't
+ * have to put "Front" prefix to each label. In such a case, returns false.
+ */
+static int check_mic_location_need(struct hda_codec *codec,
+ const struct auto_pin_cfg *cfg,
+ int input)
+{
+ unsigned int defc;
+ int i, attr, attr2;
+
+ defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[input].pin);
+ attr = snd_hda_get_input_pin_attr(defc);
+ /* for internal or docking mics, we need locations */
+ if (attr <= INPUT_PIN_ATTR_NORMAL)
+ return 1;
+
+ attr = 0;
+ for (i = 0; i < cfg->num_inputs; i++) {
+ defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[i].pin);
+ attr2 = snd_hda_get_input_pin_attr(defc);
+ if (attr2 >= INPUT_PIN_ATTR_NORMAL) {
+ if (attr && attr != attr2)
+ return 1; /* different locations found */
+ attr = attr2;
+ }
+ }
+ return 0;
+}
+
+/**
+ * hda_get_autocfg_input_label - Get a label for the given input
+ *
+ * Get a label for the given input pin defined by the autocfg item.
+ * Unlike hda_get_input_pin_label(), this function checks all inputs
+ * defined in autocfg and avoids the redundant mic/line prefix as much as
+ * possible.
+ */
+const char *hda_get_autocfg_input_label(struct hda_codec *codec,
+ const struct auto_pin_cfg *cfg,
+ int input)
+{
+ int type = cfg->inputs[input].type;
+ int has_multiple_pins = 0;
+
+ if ((input > 0 && cfg->inputs[input - 1].type == type) ||
+ (input < cfg->num_inputs - 1 && cfg->inputs[input + 1].type == type))
+ has_multiple_pins = 1;
+ if (has_multiple_pins && type == AUTO_PIN_MIC)
+ has_multiple_pins &= check_mic_location_need(codec, cfg, input);
+ return hda_get_input_pin_label(codec, cfg->inputs[input].pin,
+ has_multiple_pins);
+}
+EXPORT_SYMBOL_HDA(hda_get_autocfg_input_label);
+
+/**
+ * snd_hda_add_imux_item - Add an item to input_mux
+ *
+ * When the same label is used already in the existing items, the number
+ * suffix is appended to the label. This label index number is stored
+ * to type_idx when non-NULL pointer is given.
+ */
+int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label,
+ int index, int *type_idx)
+{
+ int i, label_idx = 0;
+ if (imux->num_items >= HDA_MAX_NUM_INPUTS) {
+ snd_printd(KERN_ERR "hda_codec: Too many imux items!\n");
+ return -EINVAL;
+ }
+ for (i = 0; i < imux->num_items; i++) {
+ if (!strncmp(label, imux->items[i].label, strlen(label)))
+ label_idx++;
+ }
+ if (type_idx)
+ *type_idx = label_idx;
+ if (label_idx > 0)
+ snprintf(imux->items[imux->num_items].label,
+ sizeof(imux->items[imux->num_items].label),
+ "%s %d", label, label_idx);
+ else
+ strlcpy(imux->items[imux->num_items].label, label,
+ sizeof(imux->items[imux->num_items].label));
+ imux->items[imux->num_items].index = index;
+ imux->num_items++;
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_add_imux_item);
#ifdef CONFIG_PM
*
* Returns 0 if successful.
*
- * This fucntion is defined only when POWER_SAVE isn't set.
+ * This function is defined only when POWER_SAVE isn't set.
* In the power-save mode, the codec is resumed dynamically.
*/
int snd_hda_resume(struct hda_bus *bus)
* generic arrays
*/
-/* get a new element from the given array
- * if it exceeds the pre-allocated array size, re-allocate the array
+/**
+ * snd_array_new - get a new element from the given array
+ * @array: the array object
+ *
+ * Get a new element from the given array. If it exceeds the
+ * pre-allocated array size, re-allocate the array.
+ *
+ * Returns NULL if allocation failed.
*/
void *snd_array_new(struct snd_array *array)
{
}
EXPORT_SYMBOL_HDA(snd_array_new);
-/* free the given array elements */
+/**
+ * snd_array_free - free the given array elements
+ * @array: the array object
+ */
void snd_array_free(struct snd_array *array)
{
kfree(array->list);
}
EXPORT_SYMBOL_HDA(snd_array_free);
-/*
+/**
+ * snd_print_pcm_rates - Print the supported PCM rates to the string buffer
+ * @pcm: PCM caps bits
+ * @buf: the string buffer to write
+ * @buflen: the max buffer length
+ *
* used by hda_proc.c and hda_eld.c
*/
void snd_print_pcm_rates(int pcm, char *buf, int buflen)
}
EXPORT_SYMBOL_HDA(snd_print_pcm_rates);
+/**
+ * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer
+ * @pcm: PCM caps bits
+ * @buf: the string buffer to write
+ * @buflen: the max buffer length
+ *
+ * used by hda_proc.c and hda_eld.c
+ */
void snd_print_pcm_bits(int pcm, char *buf, int buflen)
{
static unsigned int bits[] = { 8, 16, 20, 24, 32 };
}
EXPORT_SYMBOL_HDA(snd_print_pcm_bits);
+#ifdef CONFIG_SND_HDA_INPUT_JACK
+/*
+ * Input-jack notification support
+ */
+struct hda_jack_item {
+ hda_nid_t nid;
+ int type;
+ struct snd_jack *jack;
+};
+
+static const char *get_jack_default_name(struct hda_codec *codec, hda_nid_t nid,
+ int type)
+{
+ switch (type) {
+ case SND_JACK_HEADPHONE:
+ return "Headphone";
+ case SND_JACK_MICROPHONE:
+ return "Mic";
+ case SND_JACK_LINEOUT:
+ return "Line-out";
+ case SND_JACK_HEADSET:
+ return "Headset";
+ default:
+ return "Misc";
+ }
+}
+
+static void hda_free_jack_priv(struct snd_jack *jack)
+{
+ struct hda_jack_item *jacks = jack->private_data;
+ jacks->nid = 0;
+ jacks->jack = NULL;
+}
+
+int snd_hda_input_jack_add(struct hda_codec *codec, hda_nid_t nid, int type,
+ const char *name)
+{
+ struct hda_jack_item *jack;
+ int err;
+
+ snd_array_init(&codec->jacks, sizeof(*jack), 32);
+ jack = snd_array_new(&codec->jacks);
+ if (!jack)
+ return -ENOMEM;
+
+ jack->nid = nid;
+ jack->type = type;
+ if (!name)
+ name = get_jack_default_name(codec, nid, type);
+ err = snd_jack_new(codec->bus->card, name, type, &jack->jack);
+ if (err < 0) {
+ jack->nid = 0;
+ return err;
+ }
+ jack->jack->private_data = jack;
+ jack->jack->private_free = hda_free_jack_priv;
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_input_jack_add);
+
+void snd_hda_input_jack_report(struct hda_codec *codec, hda_nid_t nid)
+{
+ struct hda_jack_item *jacks = codec->jacks.list;
+ int i;
+
+ if (!jacks)
+ return;
+
+ for (i = 0; i < codec->jacks.used; i++, jacks++) {
+ unsigned int pin_ctl;
+ unsigned int present;
+ int type;
+
+ if (jacks->nid != nid)
+ continue;
+ present = snd_hda_jack_detect(codec, nid);
+ type = jacks->type;
+ if (type == (SND_JACK_HEADPHONE | SND_JACK_LINEOUT)) {
+ pin_ctl = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+ type = (pin_ctl & AC_PINCTL_HP_EN) ?
+ SND_JACK_HEADPHONE : SND_JACK_LINEOUT;
+ }
+ snd_jack_report(jacks->jack, present ? type : 0);
+ }
+}
+EXPORT_SYMBOL_HDA(snd_hda_input_jack_report);
+
+/* free jack instances manually when clearing/reconfiguring */
+void snd_hda_input_jack_free(struct hda_codec *codec)
+{
+ if (!codec->bus->shutdown && codec->jacks.list) {
+ struct hda_jack_item *jacks = codec->jacks.list;
+ int i;
+ for (i = 0; i < codec->jacks.used; i++, jacks++) {
+ if (jacks->jack)
+ snd_device_free(codec->bus->card, jacks->jack);
+ }
+ }
+ snd_array_free(&codec->jacks);
+}
+EXPORT_SYMBOL_HDA(snd_hda_input_jack_free);
+#endif /* CONFIG_SND_HDA_INPUT_JACK */
+
MODULE_DESCRIPTION("HDA codec core");
MODULE_LICENSE("GPL");