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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c781
1 files changed, 605 insertions, 176 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index eb91641..e16cf63 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -31,15 +31,6 @@
#include <sound/initval.h>
#include "hda_local.h"
#include <sound/hda_hwdep.h>
-#include "hda_patch.h" /* codec presets */
-
-#ifdef CONFIG_SND_HDA_POWER_SAVE
-/* define this option here to hide as static */
-static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
-module_param(power_save, int, 0644);
-MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
- "(in second, 0 = disable).");
-#endif
/*
* vendor / preset table
@@ -55,6 +46,7 @@ static struct hda_vendor_id hda_vendor_ids[] = {
{ 0x1002, "ATI" },
{ 0x1057, "Motorola" },
{ 0x1095, "Silicon Image" },
+ { 0x10de, "Nvidia" },
{ 0x10ec, "Realtek" },
{ 0x1106, "VIA" },
{ 0x111d, "IDT" },
@@ -66,40 +58,31 @@ static struct hda_vendor_id hda_vendor_ids[] = {
{ 0x1854, "LG" },
{ 0x1aec, "Wolfson Microelectronics" },
{ 0x434d, "C-Media" },
+ { 0x8086, "Intel" },
{ 0x8384, "SigmaTel" },
{} /* terminator */
};
-static const struct hda_codec_preset *hda_preset_tables[] = {
-#ifdef CONFIG_SND_HDA_CODEC_REALTEK
- snd_hda_preset_realtek,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_CMEDIA
- snd_hda_preset_cmedia,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_ANALOG
- snd_hda_preset_analog,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_SIGMATEL
- snd_hda_preset_sigmatel,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_SI3054
- snd_hda_preset_si3054,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_ATIHDMI
- snd_hda_preset_atihdmi,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_CONEXANT
- snd_hda_preset_conexant,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_VIA
- snd_hda_preset_via,
-#endif
-#ifdef CONFIG_SND_HDA_CODEC_NVHDMI
- snd_hda_preset_nvhdmi,
-#endif
- NULL
-};
+static DEFINE_MUTEX(preset_mutex);
+static LIST_HEAD(hda_preset_tables);
+
+int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset)
+{
+ mutex_lock(&preset_mutex);
+ list_add_tail(&preset->list, &hda_preset_tables);
+ mutex_unlock(&preset_mutex);
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_add_codec_preset);
+
+int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset)
+{
+ mutex_lock(&preset_mutex);
+ list_del(&preset->list);
+ mutex_unlock(&preset_mutex);
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_delete_codec_preset);
#ifdef CONFIG_SND_HDA_POWER_SAVE
static void hda_power_work(struct work_struct *work);
@@ -108,6 +91,72 @@ static void hda_keep_power_on(struct hda_codec *codec);
static inline void hda_keep_power_on(struct hda_codec *codec) {}
#endif
+const char *snd_hda_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";
+}
+EXPORT_SYMBOL_HDA(snd_hda_get_jack_location);
+
+const char *snd_hda_get_jack_connectivity(u32 cfg)
+{
+ static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };
+
+ return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3];
+}
+EXPORT_SYMBOL_HDA(snd_hda_get_jack_connectivity);
+
+const char *snd_hda_get_jack_type(u32 cfg)
+{
+ 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"
+ };
+
+ return jack_types[(cfg & AC_DEFCFG_DEVICE)
+ >> AC_DEFCFG_DEVICE_SHIFT];
+}
+EXPORT_SYMBOL_HDA(snd_hda_get_jack_type);
+
+/*
+ * Compose a 32bit command word to be sent to the HD-audio controller
+ */
+static inline unsigned int
+make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int direct,
+ unsigned int verb, unsigned int parm)
+{
+ u32 val;
+
+ val = (u32)(codec->addr & 0x0f) << 28;
+ val |= (u32)direct << 27;
+ val |= (u32)nid << 20;
+ val |= verb << 8;
+ val |= parm;
+ return val;
+}
+
/**
* snd_hda_codec_read - send a command and get the response
* @codec: the HDA codec
@@ -124,17 +173,21 @@ unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
int direct,
unsigned int verb, unsigned int parm)
{
+ struct hda_bus *bus = codec->bus;
unsigned int res;
+
+ res = make_codec_cmd(codec, nid, direct, verb, parm);
snd_hda_power_up(codec);
- mutex_lock(&codec->bus->cmd_mutex);
- if (!codec->bus->ops.command(codec, nid, direct, verb, parm))
- res = codec->bus->ops.get_response(codec);
+ mutex_lock(&bus->cmd_mutex);
+ if (!bus->ops.command(bus, res))
+ res = bus->ops.get_response(bus);
else
res = (unsigned int)-1;
- mutex_unlock(&codec->bus->cmd_mutex);
+ mutex_unlock(&bus->cmd_mutex);
snd_hda_power_down(codec);
return res;
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_read);
/**
* snd_hda_codec_write - send a single command without waiting for response
@@ -151,14 +204,19 @@ unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
unsigned int verb, unsigned int parm)
{
+ struct hda_bus *bus = codec->bus;
+ unsigned int res;
int err;
+
+ res = make_codec_cmd(codec, nid, direct, verb, parm);
snd_hda_power_up(codec);
- mutex_lock(&codec->bus->cmd_mutex);
- err = codec->bus->ops.command(codec, nid, direct, verb, parm);
- mutex_unlock(&codec->bus->cmd_mutex);
+ mutex_lock(&bus->cmd_mutex);
+ err = bus->ops.command(bus, res);
+ mutex_unlock(&bus->cmd_mutex);
snd_hda_power_down(codec);
return err;
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_write);
/**
* snd_hda_sequence_write - sequence writes
@@ -173,6 +231,7 @@ void snd_hda_sequence_write(struct hda_codec *codec, const struct hda_verb *seq)
for (; seq->nid; seq++)
snd_hda_codec_write(codec, seq->nid, 0, seq->verb, seq->param);
}
+EXPORT_SYMBOL_HDA(snd_hda_sequence_write);
/**
* snd_hda_get_sub_nodes - get the range of sub nodes
@@ -194,6 +253,7 @@ int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid,
*start_id = (parm >> 16) & 0x7fff;
return (int)(parm & 0x7fff);
}
+EXPORT_SYMBOL_HDA(snd_hda_get_sub_nodes);
/**
* snd_hda_get_connections - get connection list
@@ -282,6 +342,7 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
}
return conns;
}
+EXPORT_SYMBOL_HDA(snd_hda_get_connections);
/**
@@ -316,6 +377,7 @@ int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_queue_unsol_event);
/*
* process queued unsolicited events
@@ -345,7 +407,7 @@ static void process_unsol_events(struct work_struct *work)
/*
* initialize unsolicited queue
*/
-static int __devinit init_unsol_queue(struct hda_bus *bus)
+static int init_unsol_queue(struct hda_bus *bus)
{
struct hda_bus_unsolicited *unsol;
@@ -391,9 +453,24 @@ static int snd_hda_bus_free(struct hda_bus *bus)
static int snd_hda_bus_dev_free(struct snd_device *device)
{
struct hda_bus *bus = device->device_data;
+ bus->shutdown = 1;
return snd_hda_bus_free(bus);
}
+#ifdef CONFIG_SND_HDA_HWDEP
+static int snd_hda_bus_dev_register(struct snd_device *device)
+{
+ struct hda_bus *bus = device->device_data;
+ struct hda_codec *codec;
+ list_for_each_entry(codec, &bus->codec_list, list) {
+ snd_hda_hwdep_add_sysfs(codec);
+ }
+ return 0;
+}
+#else
+#define snd_hda_bus_dev_register NULL
+#endif
+
/**
* snd_hda_bus_new - create a HDA bus
* @card: the card entry
@@ -402,13 +479,14 @@ static int snd_hda_bus_dev_free(struct snd_device *device)
*
* Returns 0 if successful, or a negative error code.
*/
-int __devinit snd_hda_bus_new(struct snd_card *card,
+int /*__devinit*/ snd_hda_bus_new(struct snd_card *card,
const struct hda_bus_template *temp,
struct hda_bus **busp)
{
struct hda_bus *bus;
int err;
static struct snd_device_ops dev_ops = {
+ .dev_register = snd_hda_bus_dev_register,
.dev_free = snd_hda_bus_dev_free,
};
@@ -430,6 +508,7 @@ int __devinit snd_hda_bus_new(struct snd_card *card,
bus->private_data = temp->private_data;
bus->pci = temp->pci;
bus->modelname = temp->modelname;
+ bus->power_save = temp->power_save;
bus->ops = temp->ops;
mutex_init(&bus->cmd_mutex);
@@ -444,27 +523,42 @@ int __devinit snd_hda_bus_new(struct snd_card *card,
*busp = bus;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_bus_new);
#ifdef CONFIG_SND_HDA_GENERIC
#define is_generic_config(codec) \
- (codec->bus->modelname && !strcmp(codec->bus->modelname, "generic"))
+ (codec->modelname && !strcmp(codec->modelname, "generic"))
#else
#define is_generic_config(codec) 0
#endif
+#ifdef MODULE
+#define HDA_MODREQ_MAX_COUNT 2 /* two request_modules()'s */
+#else
+#define HDA_MODREQ_MAX_COUNT 0 /* all presets are statically linked */
+#endif
+
/*
* find a matching codec preset
*/
-static const struct hda_codec_preset __devinit *
+static const struct hda_codec_preset *
find_codec_preset(struct hda_codec *codec)
{
- const struct hda_codec_preset **tbl, *preset;
+ struct hda_codec_preset_list *tbl;
+ const struct hda_codec_preset *preset;
+ int mod_requested = 0;
if (is_generic_config(codec))
return NULL; /* use the generic parser */
- for (tbl = hda_preset_tables; *tbl; tbl++) {
- for (preset = *tbl; preset->id; preset++) {
+ again:
+ mutex_lock(&preset_mutex);
+ list_for_each_entry(tbl, &hda_preset_tables, list) {
+ if (!try_module_get(tbl->owner)) {
+ snd_printk(KERN_ERR "hda_codec: cannot module_get\n");
+ continue;
+ }
+ for (preset = tbl->preset; preset->id; preset++) {
u32 mask = preset->mask;
if (preset->afg && preset->afg != codec->afg)
continue;
@@ -474,23 +568,40 @@ find_codec_preset(struct hda_codec *codec)
mask = ~0;
if (preset->id == (codec->vendor_id & mask) &&
(!preset->rev ||
- preset->rev == codec->revision_id))
+ preset->rev == codec->revision_id)) {
+ mutex_unlock(&preset_mutex);
+ codec->owner = tbl->owner;
return preset;
+ }
}
+ module_put(tbl->owner);
+ }
+ mutex_unlock(&preset_mutex);
+
+ if (mod_requested < HDA_MODREQ_MAX_COUNT) {
+ char name[32];
+ if (!mod_requested)
+ snprintf(name, sizeof(name), "snd-hda-codec-id:%08x",
+ codec->vendor_id);
+ else
+ snprintf(name, sizeof(name), "snd-hda-codec-id:%04x*",
+ (codec->vendor_id >> 16) & 0xffff);
+ request_module(name);
+ mod_requested++;
+ goto again;
}
return NULL;
}
/*
- * snd_hda_get_codec_name - store the codec name
+ * get_codec_name - store the codec name
*/
-void snd_hda_get_codec_name(struct hda_codec *codec,
- char *name, int namelen)
+static int get_codec_name(struct hda_codec *codec)
{
const struct hda_vendor_id *c;
const char *vendor = NULL;
u16 vendor_id = codec->vendor_id >> 16;
- char tmp[16];
+ char tmp[16], name[32];
for (c = hda_vendor_ids; c->id; c++) {
if (c->id == vendor_id) {
@@ -503,16 +614,21 @@ void snd_hda_get_codec_name(struct hda_codec *codec,
vendor = tmp;
}
if (codec->preset && codec->preset->name)
- snprintf(name, namelen, "%s %s", vendor, codec->preset->name);
+ snprintf(name, sizeof(name), "%s %s", vendor,
+ codec->preset->name);
else
- snprintf(name, namelen, "%s ID %x", vendor,
+ snprintf(name, sizeof(name), "%s ID %x", vendor,
codec->vendor_id & 0xffff);
+ codec->name = kstrdup(name, GFP_KERNEL);
+ if (!codec->name)
+ return -ENOMEM;
+ return 0;
}
/*
* look for an AFG and MFG nodes
*/
-static void __devinit setup_fg_nodes(struct hda_codec *codec)
+static void /*__devinit*/ setup_fg_nodes(struct hda_codec *codec)
{
int i, total_nodes;
hda_nid_t nid;
@@ -571,11 +687,15 @@ static void snd_hda_codec_free(struct hda_codec *codec)
flush_scheduled_work();
#endif
list_del(&codec->list);
+ snd_array_free(&codec->mixers);
codec->bus->caddr_tbl[codec->addr] = NULL;
if (codec->patch_ops.free)
codec->patch_ops.free(codec);
+ module_put(codec->owner);
free_hda_cache(&codec->amp_cache);
free_hda_cache(&codec->cmd_cache);
+ kfree(codec->name);
+ kfree(codec->modelname);
kfree(codec->wcaps);
kfree(codec);
}
@@ -588,8 +708,8 @@ static void snd_hda_codec_free(struct hda_codec *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,
+ int do_init, struct hda_codec **codecp)
{
struct hda_codec *codec;
char component[31];
@@ -617,6 +737,14 @@ int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
mutex_init(&codec->spdif_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 snd_kcontrol *), 32);
+ if (codec->bus->modelname) {
+ codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL);
+ if (!codec->modelname) {
+ snd_hda_codec_free(codec);
+ return -ENODEV;
+ }
+ }
#ifdef CONFIG_SND_HDA_POWER_SAVE
INIT_DELAYED_WORK(&codec->power_work, hda_power_work);
@@ -662,12 +790,44 @@ int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_SUBSYSTEM_ID, 0);
}
+ if (bus->modelname)
+ codec->modelname = kstrdup(bus->modelname, GFP_KERNEL);
+
+ if (do_init) {
+ err = snd_hda_codec_configure(codec);
+ if (err < 0) {
+ snd_hda_codec_free(codec);
+ return err;
+ }
+ }
+ snd_hda_codec_proc_new(codec);
+
+ snd_hda_create_hwdep(codec);
+
+ sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id,
+ codec->subsystem_id, codec->revision_id);
+ snd_component_add(codec->bus->card, component);
+
+ if (codecp)
+ *codecp = codec;
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_codec_new);
+
+int snd_hda_codec_configure(struct hda_codec *codec)
+{
+ int err;
codec->preset = find_codec_preset(codec);
+ if (!codec->name) {
+ err = get_codec_name(codec);
+ if (err < 0)
+ return err;
+ }
/* audio codec should override the mixer name */
- if (codec->afg || !*bus->card->mixername)
- snd_hda_get_codec_name(codec, bus->card->mixername,
- sizeof(bus->card->mixername));
+ if (codec->afg || !*codec->bus->card->mixername)
+ strlcpy(codec->bus->card->mixername, codec->name,
+ sizeof(codec->bus->card->mixername));
if (is_generic_config(codec)) {
err = snd_hda_parse_generic_codec(codec);
@@ -684,25 +844,9 @@ int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
printk(KERN_ERR "hda-codec: No codec parser is available\n");
patched:
- if (err < 0) {
- snd_hda_codec_free(codec);
- return err;
- }
-
- if (codec->patch_ops.unsol_event)
- init_unsol_queue(bus);
-
- snd_hda_codec_proc_new(codec);
-#ifdef CONFIG_SND_HDA_HWDEP
- snd_hda_create_hwdep(codec);
-#endif
-
- sprintf(component, "HDA:%08x,%08x,%08x", codec->vendor_id, codec->subsystem_id, codec->revision_id);
- snd_component_add(codec->bus->card, component);
-
- if (codecp)
- *codecp = codec;
- return 0;
+ if (!err && codec->patch_ops.unsol_event)
+ err = init_unsol_queue(codec->bus);
+ return err;
}
/**
@@ -728,6 +872,7 @@ void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid,
msleep(1);
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format);
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_setup_stream);
void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
{
@@ -741,6 +886,7 @@ void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0);
#endif
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup_stream);
/*
* amp access functions
@@ -752,17 +898,17 @@ void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
#define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
/* initialize the hash table */
-static void __devinit init_hda_cache(struct hda_cache_rec *cache,
+static void /*__devinit*/ init_hda_cache(struct hda_cache_rec *cache,
unsigned int record_size)
{
memset(cache, 0, sizeof(*cache));
memset(cache->hash, 0xff, sizeof(cache->hash));
- cache->record_size = record_size;
+ snd_array_init(&cache->buf, record_size, 64);
}
static void free_hda_cache(struct hda_cache_rec *cache)
{
- kfree(cache->buffer);
+ snd_array_free(&cache->buf);
}
/* query the hash. allocate an entry if not found. */
@@ -774,35 +920,17 @@ static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
struct hda_cache_head *info;
while (cur != 0xffff) {
- info = (struct hda_cache_head *)(cache->buffer +
- cur * cache->record_size);
+ info = snd_array_elem(&cache->buf, cur);
if (info->key == key)
return info;
cur = info->next;
}
/* add a new hash entry */
- if (cache->num_entries >= cache->size) {
- /* reallocate the array */
- unsigned int new_size = cache->size + 64;
- void *new_buffer;
- new_buffer = kcalloc(new_size, cache->record_size, GFP_KERNEL);
- if (!new_buffer) {
- snd_printk(KERN_ERR "hda_codec: "
- "can't malloc amp_info\n");
- return NULL;
- }
- if (cache->buffer) {
- memcpy(new_buffer, cache->buffer,
- cache->size * cache->record_size);
- kfree(cache->buffer);
- }
- cache->size = new_size;
- cache->buffer = new_buffer;
- }
- cur = cache->num_entries++;
- info = (struct hda_cache_head *)(cache->buffer +
- cur * cache->record_size);
+ 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];
@@ -840,6 +968,7 @@ u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
}
return info->amp_caps;
}
+EXPORT_SYMBOL_HDA(query_amp_caps);
int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
unsigned int caps)
@@ -853,6 +982,7 @@ int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
info->head.val |= INFO_AMP_CAPS;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_override_amp_caps);
/*
* read the current volume to info
@@ -906,6 +1036,7 @@ int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch,
return 0;
return get_vol_mute(codec, info, nid, ch, direction, index);
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_amp_read);
/*
* update the AMP value, mask = bit mask to set, val = the value
@@ -925,6 +1056,7 @@ int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch,
put_vol_mute(codec, info, nid, ch, direction, idx, val);
return 1;
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_amp_update);
/*
* update the AMP stereo with the same mask and value
@@ -938,15 +1070,16 @@ int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
idx, mask, val);
return ret;
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo);
#ifdef SND_HDA_NEEDS_RESUME
/* 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.buffer;
+ struct hda_amp_info *buffer = codec->amp_cache.buf.list;
int i;
- for (i = 0; i < codec->amp_cache.size; i++, buffer++) {
+ for (i = 0; i < codec->amp_cache.buf.used; i++, buffer++) {
u32 key = buffer->head.key;
hda_nid_t nid;
unsigned int idx, dir, ch;
@@ -963,6 +1096,7 @@ void snd_hda_codec_resume_amp(struct hda_codec *codec)
}
}
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_resume_amp);
#endif /* SND_HDA_NEEDS_RESUME */
/* volume */
@@ -990,6 +1124,7 @@ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol,
uinfo->value.integer.max = caps;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_info);
int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -1009,6 +1144,7 @@ int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol,
& HDA_AMP_VOLMASK;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_get);
int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -1033,6 +1169,7 @@ int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol,
snd_hda_power_down(codec);
return change;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_put);
int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
unsigned int size, unsigned int __user *_tlv)
@@ -1059,6 +1196,7 @@ int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag,
return -EFAULT;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_tlv);
/*
* set (static) TLV for virtual master volume; recalculated as max 0dB
@@ -1078,6 +1216,7 @@ void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir,
tlv[2] = -nums * step;
tlv[3] = step;
}
+EXPORT_SYMBOL_HDA(snd_hda_set_vmaster_tlv);
/* find a mixer control element with the given name */
static struct snd_kcontrol *
@@ -1097,6 +1236,69 @@ struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec,
{
return _snd_hda_find_mixer_ctl(codec, name, 0);
}
+EXPORT_SYMBOL_HDA(snd_hda_find_mixer_ctl);
+
+/* Add a control element and assign to the codec */
+int snd_hda_ctl_add(struct hda_codec *codec, struct snd_kcontrol *kctl)
+{
+ int err;
+ struct snd_kcontrol **knewp;
+
+ err = snd_ctl_add(codec->bus->card, kctl);
+ if (err < 0)
+ return err;
+ knewp = snd_array_new(&codec->mixers);
+ if (!knewp)
+ return -ENOMEM;
+ *knewp = kctl;
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_ctl_add);
+
+#ifdef CONFIG_SND_HDA_RECONFIG
+/* Clear all controls assigned to the given codec */
+void snd_hda_ctls_clear(struct hda_codec *codec)
+{
+ int i;
+ struct snd_kcontrol **kctls = codec->mixers.list;
+ for (i = 0; i < codec->mixers.used; i++)
+ snd_ctl_remove(codec->bus->card, kctls[i]);
+ snd_array_free(&codec->mixers);
+}
+
+void snd_hda_codec_reset(struct hda_codec *codec)
+{
+ int i;
+
+#ifdef CONFIG_SND_HDA_POWER_SAVE
+ cancel_delayed_work(&codec->power_work);
+ flush_scheduled_work();
+#endif
+ snd_hda_ctls_clear(codec);
+ /* relase PCMs */
+ for (i = 0; i < codec->num_pcms; i++) {
+ if (codec->pcm_info[i].pcm) {
+ snd_device_free(codec->bus->card,
+ codec->pcm_info[i].pcm);
+ clear_bit(codec->pcm_info[i].device,
+ codec->bus->pcm_dev_bits);
+ }
+ }
+ if (codec->patch_ops.free)
+ codec->patch_ops.free(codec);
+ codec->proc_widget_hook = NULL;
+ codec->spec = NULL;
+ free_hda_cache(&codec->amp_cache);
+ free_hda_cache(&codec->cmd_cache);
+ init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
+ init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
+ codec->num_pcms = 0;
+ codec->pcm_info = NULL;
+ codec->preset = NULL;
+ module_put(codec->owner);
+ codec->owner = NULL;
+}
+#endif /* CONFIG_SND_HDA_RECONFIG */
/* create a virtual master control and add slaves */
int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
@@ -1115,7 +1317,7 @@ int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
kctl = snd_ctl_make_virtual_master(name, tlv);
if (!kctl)
return -ENOMEM;
- err = snd_ctl_add(codec->bus->card, kctl);
+ err = snd_hda_ctl_add(codec, kctl);
if (err < 0)
return err;
@@ -1133,6 +1335,7 @@ int snd_hda_add_vmaster(struct hda_codec *codec, char *name,
}
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_add_vmaster);
/* switch */
int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
@@ -1146,6 +1349,7 @@ int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol,
uinfo->value.integer.max = 1;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_info);
int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -1165,6 +1369,7 @@ int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol,
HDA_AMP_MUTE) ? 0 : 1;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_get);
int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -1195,6 +1400,7 @@ int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol,
snd_hda_power_down(codec);
return change;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put);
/*
* bound volume controls
@@ -1220,6 +1426,7 @@ int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol,
mutex_unlock(&codec->spdif_mutex);
return err;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_get);
int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -1243,6 +1450,7 @@ int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol,
mutex_unlock(&codec->spdif_mutex);
return err < 0 ? err : change;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_put);
/*
* generic bound volume/swtich controls
@@ -1262,6 +1470,7 @@ int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol,
mutex_unlock(&codec->spdif_mutex);
return err;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_info);
int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -1278,6 +1487,7 @@ int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol,
mutex_unlock(&codec->spdif_mutex);
return err;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_get);
int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
@@ -1300,6 +1510,7 @@ int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol,
mutex_unlock(&codec->spdif_mutex);
return err < 0 ? err : change;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_put);
int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
unsigned int size, unsigned int __user *tlv)
@@ -1316,6 +1527,7 @@ int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag,
mutex_unlock(&codec->spdif_mutex);
return err;
}
+EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_tlv);
struct hda_ctl_ops snd_hda_bind_vol = {
.info = snd_hda_mixer_amp_volume_info,
@@ -1323,6 +1535,7 @@ struct hda_ctl_ops snd_hda_bind_vol = {
.put = snd_hda_mixer_amp_volume_put,
.tlv = snd_hda_mixer_amp_tlv
};
+EXPORT_SYMBOL_HDA(snd_hda_bind_vol);
struct hda_ctl_ops snd_hda_bind_sw = {
.info = snd_hda_mixer_amp_switch_info,
@@ -1330,6 +1543,7 @@ struct hda_ctl_ops snd_hda_bind_sw = {
.put = snd_hda_mixer_amp_switch_put,
.tlv = snd_hda_mixer_amp_tlv
};
+EXPORT_SYMBOL_HDA(snd_hda_bind_sw);
/*
* SPDIF out controls
@@ -1577,9 +1791,11 @@ int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
}
for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
kctl = snd_ctl_new1(dig_mix, codec);
+ if (!kctl)
+ return -ENOMEM;
kctl->id.index = idx;
kctl->private_value = nid;
- err = snd_ctl_add(codec->bus->card, kctl);
+ err = snd_hda_ctl_add(codec, kctl);
if (err < 0)
return err;
}
@@ -1589,6 +1805,7 @@ int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid)
codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls);
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_create_spdif_out_ctls);
/*
* SPDIF sharing with analog output
@@ -1623,9 +1840,10 @@ int snd_hda_create_spdif_share_sw(struct hda_codec *codec,
if (!mout->dig_out_nid)
return 0;
/* ATTENTION: here mout is passed as private_data, instead of codec */
- return snd_ctl_add(codec->bus->card,
+ return snd_hda_ctl_add(codec,
snd_ctl_new1(&spdif_share_sw, mout));
}
+EXPORT_SYMBOL_HDA(snd_hda_create_spdif_share_sw);
/*
* SPDIF input
@@ -1725,7 +1943,7 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) {
kctl = snd_ctl_new1(dig_mix, codec);
kctl->private_value = nid;
- err = snd_ctl_add(codec->bus->card, kctl);
+ err = snd_hda_ctl_add(codec, kctl);
if (err < 0)
return err;
}
@@ -1735,6 +1953,7 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
AC_DIG1_ENABLE;
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls);
#ifdef SND_HDA_NEEDS_RESUME
/*
@@ -1761,10 +1980,14 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
int direct, unsigned int verb, unsigned int parm)
{
+ struct hda_bus *bus = codec->bus;
+ unsigned int res;
int err;
+
+ res = make_codec_cmd(codec, nid, direct, verb, parm);
snd_hda_power_up(codec);
- mutex_lock(&codec->bus->cmd_mutex);
- err = codec->bus->ops.command(codec, nid, direct, verb, parm);
+ mutex_lock(&bus->cmd_mutex);
+ err = bus->ops.command(bus, res);
if (!err) {
struct hda_cache_head *c;
u32 key = build_cmd_cache_key(nid, verb);
@@ -1772,18 +1995,19 @@ int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
if (c)
c->val = parm;
}
- mutex_unlock(&codec->bus->cmd_mutex);
+ mutex_unlock(&bus->cmd_mutex);
snd_hda_power_down(codec);
return err;
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_write_cache);
/* resume the all commands from the cache */
void snd_hda_codec_resume_cache(struct hda_codec *codec)
{
- struct hda_cache_head *buffer = codec->cmd_cache.buffer;
+ struct hda_cache_head *buffer = codec->cmd_cache.buf.list;
int i;
- for (i = 0; i < codec->cmd_cache.size; i++, buffer++) {
+ for (i = 0; i < codec->cmd_cache.buf.used; i++, buffer++) {
u32 key = buffer->key;
if (!key)
continue;
@@ -1791,6 +2015,7 @@ void snd_hda_codec_resume_cache(struct hda_codec *codec)
get_cmd_cache_cmd(key), buffer->val);
}
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_resume_cache);
/**
* snd_hda_sequence_write_cache - sequence writes with caching
@@ -1808,6 +2033,7 @@ void snd_hda_sequence_write_cache(struct hda_codec *codec,
snd_hda_codec_write_cache(codec, seq->nid, 0, seq->verb,
seq->param);
}
+EXPORT_SYMBOL_HDA(snd_hda_sequence_write_cache);
#endif /* SND_HDA_NEEDS_RESUME */
/*
@@ -1868,6 +2094,17 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
}
}
+#ifdef CONFIG_SND_HDA_HWDEP
+/* execute additional init verbs */
+static void hda_exec_init_verbs(struct hda_codec *codec)
+{
+ if (codec->init_verbs.list)
+ snd_hda_sequence_write(codec, codec->init_verbs.list);
+}
+#else
+static inline void hda_exec_init_verbs(struct hda_codec *codec) {}
+#endif
+
#ifdef SND_HDA_NEEDS_RESUME
/*
* call suspend and power-down; used both from PM and power-save
@@ -1894,6 +2131,7 @@ static void hda_call_codec_resume(struct hda_codec *codec)
hda_set_power_state(codec,
codec->afg ? codec->afg : codec->mfg,
AC_PWRST_D0);
+ hda_exec_init_verbs(codec);
if (codec->patch_ops.resume)
codec->patch_ops.resume(codec);
else {
@@ -1914,28 +2152,37 @@ static void hda_call_codec_resume(struct hda_codec *codec)
*
* Returns 0 if successful, otherwise a negative error code.
*/
-int __devinit snd_hda_build_controls(struct hda_bus *bus)
+int /*__devinit*/ snd_hda_build_controls(struct hda_bus *bus)
{
struct hda_codec *codec;
list_for_each_entry(codec, &bus->codec_list, list) {
- int err = 0;
- /* fake as if already powered-on */
- hda_keep_power_on(codec);
- /* then fire up */
- hda_set_power_state(codec,
- codec->afg ? codec->afg : codec->mfg,
- AC_PWRST_D0);
- /* continue to initialize... */
- if (codec->patch_ops.init)
- err = codec->patch_ops.init(codec);
- if (!err && codec->patch_ops.build_controls)
- err = codec->patch_ops.build_controls(codec);
- snd_hda_power_down(codec);
+ int err = snd_hda_codec_build_controls(codec);
if (err < 0)
return err;
}
+ return 0;
+}
+EXPORT_SYMBOL_HDA(snd_hda_build_controls);
+int snd_hda_codec_build_controls(struct hda_codec *codec)
+{
+ int err = 0;
+ /* fake as if already powered-on */
+ hda_keep_power_on(codec);
+ /* then fire up */
+ hda_set_power_state(codec,
+ codec->afg ? codec->afg : codec->mfg,
+ AC_PWRST_D0);
+ hda_exec_init_verbs(codec);
+ /* continue to initialize... */
+ if (codec->patch_ops.init)
+ err = codec->patch_ops.init(codec);
+ if (!err && codec->patch_ops.build_controls)
+ err = codec->patch_ops.build_controls(codec);
+ snd_hda_power_down(codec);
+ if (err < 0)
+ return err;
return 0;
}
@@ -2028,6 +2275,7 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate,
return val;
}
+EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format);
/**
* snd_hda_query_supported_pcm - query the supported PCM rates and formats
@@ -2042,7 +2290,7 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate,
*
* Returns 0 if successful, otherwise a negative error code.
*/
-int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
+static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
u32 *ratesp, u64 *formatsp, unsigned int *bpsp)
{
int i;
@@ -2207,6 +2455,7 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
return 1;
}
+EXPORT_SYMBOL_HDA(snd_hda_is_supported_format);
/*
* PCM stuff
@@ -2236,8 +2485,8 @@ static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo,
return 0;
}
-static int __devinit set_pcm_default_values(struct hda_codec *codec,
- struct hda_pcm_stream *info)
+static int set_pcm_default_values(struct hda_codec *codec,
+ struct hda_pcm_stream *info)
{
/* query support PCM information from the given NID */
if (info->nid && (!info->rates || !info->formats)) {
@@ -2263,6 +2512,110 @@ static int __devinit set_pcm_default_values(struct hda_codec *codec,
return 0;
}
+/*
+ * get the empty PCM device number to assign
+ */
+static int get_empty_pcm_device(struct hda_bus *bus, int type)
+{
+ static const char *dev_name[HDA_PCM_NTYPES] = {
+ "Audio", "SPDIF", "HDMI", "Modem"
+ };
+ /* starting device index for each PCM type */
+ static int dev_idx[HDA_PCM_NTYPES] = {
+ [HDA_PCM_TYPE_AUDIO] = 0,
+ [HDA_PCM_TYPE_SPDIF] = 1,
+ [HDA_PCM_TYPE_HDMI] = 3,
+ [HDA_PCM_TYPE_MODEM] = 6
+ };
+ /* normal audio device indices; not linear to keep compatibility */
+ static int audio_idx[4] = { 0, 2, 4, 5 };
+ int i, dev;
+
+ switch (type) {
+ case HDA_PCM_TYPE_AUDIO:
+ for (i = 0; i < ARRAY_SIZE(audio_idx); i++) {
+ dev = audio_idx[i];
+ if (!test_bit(dev, bus->pcm_dev_bits))
+ break;
+ }
+ if (i >= ARRAY_SIZE(audio_idx)) {
+ snd_printk(KERN_WARNING "Too many audio devices\n");
+ return -EAGAIN;
+ }
+ break;
+ case HDA_PCM_TYPE_SPDIF:
+ case HDA_PCM_TYPE_HDMI:
+ case HDA_PCM_TYPE_MODEM:
+ dev = dev_idx[type];
+ if (test_bit(dev, bus->pcm_dev_bits)) {
+ snd_printk(KERN_WARNING "%s already defined\n",
+ dev_name[type]);
+ return -EAGAIN;
+ }
+ break;
+ default:
+ snd_printk(KERN_WARNING "Invalid PCM type %d\n", type);
+ return -EINVAL;
+ }
+ set_bit(dev, bus->pcm_dev_bits);
+ return dev;
+}
+
+/*
+ * attach a new PCM stream
+ */
+static int snd_hda_attach_pcm(struct hda_codec *codec, struct hda_pcm *pcm)
+{
+ struct hda_bus *bus = codec->bus;
+ struct hda_pcm_stream *info;
+ int stream, err;
+
+ if (snd_BUG_ON(!pcm->name))
+ return -EINVAL;
+ for (stream = 0; stream < 2; stream++) {
+ info = &pcm->stream[stream];
+ if (info->substreams) {
+ err = set_pcm_default_values(codec, info);
+ if (err < 0)
+ return err;
+ }
+ }
+ return bus->ops.attach_pcm(bus, codec, pcm);
+}
+
+/* assign all PCMs of the given codec */
+int snd_hda_codec_build_pcms(struct hda_codec *codec)
+{
+ unsigned int pcm;
+ int err;
+
+ if (!codec->num_pcms) {
+ if (!codec->patch_ops.build_pcms)
+ return 0;
+ err = codec->patch_ops.build_pcms(codec);
+ if (err < 0)
+ return err;
+ }
+ for (pcm = 0; pcm < codec->num_pcms; pcm++) {
+ struct hda_pcm *cpcm = &codec->pcm_info[pcm];
+ int dev;
+
+ if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams)
+ return 0; /* no substreams assigned */
+
+ if (!cpcm->pcm) {
+ dev = get_empty_pcm_device(codec->bus, cpcm->pcm_type);
+ if (dev < 0)
+ return 0;
+ cpcm->device = dev;
+ err = snd_hda_attach_pcm(codec, cpcm);
+ if (err < 0)
+ return err;
+ }
+ }
+ return 0;
+}
+
/**
* snd_hda_build_pcms - build PCM information
* @bus: the BUS
@@ -2294,27 +2647,13 @@ int __devinit snd_hda_build_pcms(struct hda_bus *bus)
struct hda_codec *codec;
list_for_each_entry(codec, &bus->codec_list, list) {
- unsigned int pcm, s;
- int err;
- if (!codec->patch_ops.build_pcms)
- continue;
- err = codec->patch_ops.build_pcms(codec);
+ int err = snd_hda_codec_build_pcms(codec);
if (err < 0)
return err;
- for (pcm = 0; pcm < codec->num_pcms; pcm++) {
- for (s = 0; s < 2; s++) {
- struct hda_pcm_stream *info;
- info = &codec->pcm_info[pcm].stream[s];
- if (!info->substreams)
- continue;
- err = set_pcm_default_values(codec, info);
- if (err < 0)
- return err;
- }
- }
}
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_build_pcms);
/**
* snd_hda_check_board_config - compare the current codec with the config table
@@ -2333,11 +2672,11 @@ int snd_hda_check_board_config(struct hda_codec *codec,
int num_configs, const char **models,
const struct snd_pci_quirk *tbl)
{
- if (codec->bus->modelname && models) {
+ if (codec->modelname && models) {
int i;
for (i = 0; i < num_configs; i++) {
if (models[i] &&
- !strcmp(codec->bus->modelname, models[i])) {
+ !strcmp(codec->modelname, models[i])) {
snd_printd(KERN_INFO "hda_codec: model '%s' is "
"selected\n", models[i]);
return i;
@@ -2370,6 +2709,7 @@ int snd_hda_check_board_config(struct hda_codec *codec,
}
return -1;
}
+EXPORT_SYMBOL_HDA(snd_hda_check_board_config);
/**
* snd_hda_add_new_ctls - create controls from the array
@@ -2390,7 +2730,7 @@ int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
kctl = snd_ctl_new1(knew, codec);
if (!kctl)
return -ENOMEM;
- err = snd_ctl_add(codec->bus->card, kctl);
+ err = snd_hda_ctl_add(codec, kctl);
if (err < 0) {
if (!codec->addr)
return err;
@@ -2398,13 +2738,14 @@ int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
if (!kctl)
return -ENOMEM;
kctl->id.device = codec->addr;
- err = snd_ctl_add(codec->bus->card, kctl);
+ err = snd_hda_ctl_add(codec, kctl);
if (err < 0)
return err;
}
}
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_add_new_ctls);
#ifdef CONFIG_SND_HDA_POWER_SAVE
static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
@@ -2414,6 +2755,7 @@ static void hda_power_work(struct work_struct *work)
{
struct hda_codec *codec =
container_of(work, struct hda_codec, power_work.work);
+ struct hda_bus *bus = codec->bus;
if (!codec->power_on || codec->power_count) {
codec->power_transition = 0;
@@ -2421,8 +2763,8 @@ static void hda_power_work(struct work_struct *work)
}
hda_call_codec_suspend(codec);
- if (codec->bus->ops.pm_notify)
- codec->bus->ops.pm_notify(codec);
+ if (bus->ops.pm_notify)
+ bus->ops.pm_notify(bus);
}
static void hda_keep_power_on(struct hda_codec *codec)
@@ -2433,29 +2775,39 @@ static void hda_keep_power_on(struct hda_codec *codec)
void snd_hda_power_up(struct hda_codec *codec)
{
+ struct hda_bus *bus = codec->bus;
+
codec->power_count++;
if (codec->power_on || codec->power_transition)
return;
codec->power_on = 1;
- if (codec->bus->ops.pm_notify)
- codec->bus->ops.pm_notify(codec);
+ if (bus->ops.pm_notify)
+ bus->ops.pm_notify(bus);
hda_call_codec_resume(codec);
cancel_delayed_work(&codec->power_work);
codec->power_transition = 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_power_up);
+
+#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)
void snd_hda_power_down(struct hda_codec *codec)
{
--codec->power_count;
if (!codec->power_on || codec->power_count || codec->power_transition)
return;
- if (power_save) {
+ if (power_save(codec)) {
codec->power_transition = 1; /* avoid reentrance */
schedule_delayed_work(&codec->power_work,
- msecs_to_jiffies(power_save * 1000));
+ msecs_to_jiffies(power_save(codec) * 1000));
}
}
+EXPORT_SYMBOL_HDA(snd_hda_power_down);
int snd_hda_check_amp_list_power(struct hda_codec *codec,
struct hda_loopback_check *check,
@@ -2492,6 +2844,7 @@ int snd_hda_check_amp_list_power(struct hda_codec *codec,
}
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_check_amp_list_power);
#endif
/*
@@ -2511,6 +2864,7 @@ int snd_hda_ch_mode_info(struct hda_codec *codec,
chmode[uinfo->value.enumerated.item].channels);
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_ch_mode_info);
int snd_hda_ch_mode_get(struct hda_codec *codec,
struct snd_ctl_elem_value *ucontrol,
@@ -2528,6 +2882,7 @@ int snd_hda_ch_mode_get(struct hda_codec *codec,
}
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_ch_mode_get);
int snd_hda_ch_mode_put(struct hda_codec *codec,
struct snd_ctl_elem_value *ucontrol,
@@ -2548,6 +2903,7 @@ int snd_hda_ch_mode_put(struct hda_codec *codec,
snd_hda_sequence_write_cache(codec, chmode[mode].sequence);
return 1;
}
+EXPORT_SYMBOL_HDA(snd_hda_ch_mode_put);
/*
* input MUX helper
@@ -2568,6 +2924,7 @@ int snd_hda_input_mux_info(const struct hda_input_mux *imux,
strcpy(uinfo->value.enumerated.name, imux->items[index].label);
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_input_mux_info);
int snd_hda_input_mux_put(struct hda_codec *codec,
const struct hda_input_mux *imux,
@@ -2589,6 +2946,7 @@ int snd_hda_input_mux_put(struct hda_codec *codec,
*cur_val = idx;
return 1;
}
+EXPORT_SYMBOL_HDA(snd_hda_input_mux_put);
/*
@@ -2641,6 +2999,7 @@ int snd_hda_multi_out_dig_open(struct hda_codec *codec,
mutex_unlock(&codec->spdif_mutex);
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_open);
int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
struct hda_multi_out *mout,
@@ -2653,6 +3012,7 @@ int snd_hda_multi_out_dig_prepare(struct hda_codec *codec,
mutex_unlock(&codec->spdif_mutex);
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_prepare);
/*
* release the digital out
@@ -2665,6 +3025,7 @@ int snd_hda_multi_out_dig_close(struct hda_codec *codec,
mutex_unlock(&codec->spdif_mutex);
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_close);
/*
* set up more restrictions for analog out
@@ -2704,6 +3065,7 @@ int snd_hda_multi_out_analog_open(struct hda_codec *codec,
return snd_pcm_hw_constraint_step(substream->runtime, 0,
SNDRV_PCM_HW_PARAM_CHANNELS, 2);
}
+EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_open);
/*
* set up the i/o for analog out
@@ -2762,6 +3124,7 @@ int snd_hda_multi_out_analog_prepare(struct hda_codec *codec,
}
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_prepare);
/*
* clean up the setting for analog out
@@ -2788,6 +3151,7 @@ int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec,
mutex_unlock(&codec->spdif_mutex);
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_cleanup);
/*
* Helper for automatic pin configuration
@@ -3073,11 +3437,13 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec,
return 0;
}
+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);
#ifdef CONFIG_PM
@@ -3105,11 +3471,11 @@ int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
}
return 0;
}
+EXPORT_SYMBOL_HDA(snd_hda_suspend);
/**
* snd_hda_resume - resume the codecs
* @bus: the HDA bus
- * @state: resume state
*
* Returns 0 if successful.
*
@@ -3126,16 +3492,79 @@ int snd_hda_resume(struct hda_bus *bus)
}
return 0;
}
-#ifdef CONFIG_SND_HDA_POWER_SAVE
-int snd_hda_codecs_inuse(struct hda_bus *bus)
-{
- struct hda_codec *codec;
+EXPORT_SYMBOL_HDA(snd_hda_resume);
+#endif /* CONFIG_PM */
- list_for_each_entry(codec, &bus->codec_list, list) {
- if (snd_hda_codec_needs_resume(codec))
- return 1;
+/*
+ * generic arrays
+ */
+
+/* get a new element from the given array
+ * if it exceeds the pre-allocated array size, re-allocate the array
+ */
+void *snd_array_new(struct snd_array *array)
+{
+ if (array->used >= array->alloced) {
+ int num = array->alloced + array->alloc_align;
+ void *nlist;
+ if (snd_BUG_ON(num >= 4096))
+ return NULL;
+ nlist = kcalloc(num + 1, array->elem_size, GFP_KERNEL);
+ if (!nlist)
+ return NULL;
+ if (array->list) {
+ memcpy(nlist, array->list,
+ array->elem_size * array->alloced);
+ kfree(array->list);
+ }
+ array->list = nlist;
+ array->alloced = num;
}
- return 0;
+ return snd_array_elem(array, array->used++);
}
-#endif
-#endif
+EXPORT_SYMBOL_HDA(snd_array_new);
+
+/* free the given array elements */
+void snd_array_free(struct snd_array *array)
+{
+ kfree(array->list);
+ array->used = 0;
+ array->alloced = 0;
+ array->list = NULL;
+}
+EXPORT_SYMBOL_HDA(snd_array_free);
+
+/*
+ * used by hda_proc.c and hda_eld.c
+ */
+void snd_print_pcm_rates(int pcm, char *buf, int buflen)
+{
+ static unsigned int rates[] = {
+ 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
+ 96000, 176400, 192000, 384000
+ };
+ int i, j;
+
+ for (i = 0, j = 0; i < ARRAY_SIZE(rates); i++)
+ if (pcm & (1 << i))
+ j += snprintf(buf + j, buflen - j, " %d", rates[i]);
+
+ buf[j] = '\0'; /* necessary when j == 0 */
+}
+EXPORT_SYMBOL_HDA(snd_print_pcm_rates);
+
+void snd_print_pcm_bits(int pcm, char *buf, int buflen)
+{
+ static unsigned int bits[] = { 8, 16, 20, 24, 32 };
+ int i, j;
+
+ for (i = 0, j = 0; i < ARRAY_SIZE(bits); i++)
+ if (pcm & (AC_SUPPCM_BITS_8 << i))
+ j += snprintf(buf + j, buflen - j, " %d", bits[i]);
+
+ buf[j] = '\0'; /* necessary when j == 0 */
+}
+EXPORT_SYMBOL_HDA(snd_print_pcm_bits);
+
+MODULE_DESCRIPTION("HDA codec core");
+MODULE_LICENSE("GPL");
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