diff options
Diffstat (limited to 'sound/pci/hda/hda_codec.c')
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 781 |
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"); |
