diff options
Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r-- | sound/pci/hda/hda_codec.c | 664 |
1 files changed, 478 insertions, 186 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 822df971972c..04b57383e8cb 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -222,8 +222,14 @@ static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, again: snd_hda_power_up(codec); mutex_lock(&bus->cmd_mutex); - trace_hda_send_cmd(codec, cmd); - err = bus->ops.command(bus, cmd); + for (;;) { + trace_hda_send_cmd(codec, cmd); + err = bus->ops.command(bus, cmd); + if (err != -EAGAIN) + break; + /* process pending verbs */ + bus->ops.get_response(bus, codec->addr); + } if (!err && res) { *res = bus->ops.get_response(bus, codec->addr); trace_hda_get_response(codec, *res); @@ -328,33 +334,117 @@ int snd_hda_get_sub_nodes(struct hda_codec *codec, hda_nid_t nid, } EXPORT_SYMBOL_HDA(snd_hda_get_sub_nodes); +/* connection list element */ +struct hda_conn_list { + struct list_head list; + int len; + hda_nid_t nid; + hda_nid_t conns[0]; +}; + /* look up the cached results */ -static hda_nid_t *lookup_conn_list(struct snd_array *array, hda_nid_t nid) +static struct hda_conn_list * +lookup_conn_list(struct hda_codec *codec, hda_nid_t nid) { - int i, len; - for (i = 0; i < array->used; ) { - hda_nid_t *p = snd_array_elem(array, i); - if (nid == *p) + struct hda_conn_list *p; + list_for_each_entry(p, &codec->conn_list, list) { + if (p->nid == nid) return p; - len = p[1]; - i += len + 2; } return NULL; } +static int add_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, + const hda_nid_t *list) +{ + struct hda_conn_list *p; + + p = kmalloc(sizeof(*p) + len * sizeof(hda_nid_t), GFP_KERNEL); + if (!p) + return -ENOMEM; + p->len = len; + p->nid = nid; + memcpy(p->conns, list, len * sizeof(hda_nid_t)); + list_add(&p->list, &codec->conn_list); + return 0; +} + +static void remove_conn_list(struct hda_codec *codec) +{ + while (!list_empty(&codec->conn_list)) { + struct hda_conn_list *p; + p = list_first_entry(&codec->conn_list, typeof(*p), list); + list_del(&p->list); + kfree(p); + } +} + /* read the connection and add to the cache */ static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid) { - hda_nid_t list[HDA_MAX_CONNECTIONS]; + hda_nid_t list[32]; + hda_nid_t *result = list; int len; len = snd_hda_get_raw_connections(codec, nid, list, ARRAY_SIZE(list)); - if (len < 0) - return len; - return snd_hda_override_conn_list(codec, nid, len, list); + if (len == -ENOSPC) { + len = snd_hda_get_num_raw_conns(codec, nid); + result = kmalloc(sizeof(hda_nid_t) * len, GFP_KERNEL); + if (!result) + return -ENOMEM; + len = snd_hda_get_raw_connections(codec, nid, result, len); + } + if (len >= 0) + len = snd_hda_override_conn_list(codec, nid, len, result); + if (result != list) + kfree(result); + return len; } /** + * snd_hda_get_conn_list - get connection list + * @codec: the HDA codec + * @nid: NID to parse + * @len: number of connection list entries + * @listp: the pointer to store NID list + * + * Parses the connection list of the given widget and stores the pointer + * to the list of NIDs. + * + * Returns the number of connections, or a negative error code. + * + * Note that the returned pointer isn't protected against the list + * modification. If snd_hda_override_conn_list() might be called + * concurrently, protect with a mutex appropriately. + */ +int snd_hda_get_conn_list(struct hda_codec *codec, hda_nid_t nid, + const hda_nid_t **listp) +{ + bool added = false; + + for (;;) { + int err; + const struct hda_conn_list *p; + + /* if the connection-list is already cached, read it */ + p = lookup_conn_list(codec, nid); + if (p) { + if (listp) + *listp = p->conns; + return p->len; + } + if (snd_BUG_ON(added)) + return -EINVAL; + + err = read_and_add_raw_conns(codec, nid); + if (err < 0) + return err; + added = true; + } +} +EXPORT_SYMBOL_HDA(snd_hda_get_conn_list); + +/** * snd_hda_get_connections - copy connection list * @codec: the HDA codec * @nid: NID to parse @@ -369,42 +459,44 @@ static int read_and_add_raw_conns(struct hda_codec *codec, hda_nid_t nid) int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, hda_nid_t *conn_list, int max_conns) { - struct snd_array *array = &codec->conn_lists; - int len; - hda_nid_t *p; - bool added = false; + const hda_nid_t *list; + int len = snd_hda_get_conn_list(codec, nid, &list); - again: - mutex_lock(&codec->hash_mutex); - len = -1; - /* if the connection-list is already cached, read it */ - p = lookup_conn_list(array, nid); - if (p) { - len = p[1]; - if (conn_list && len > max_conns) { + if (len > 0 && conn_list) { + if (len > max_conns) { snd_printk(KERN_ERR "hda_codec: " "Too many connections %d for NID 0x%x\n", len, nid); - mutex_unlock(&codec->hash_mutex); return -EINVAL; } - if (conn_list && len) - memcpy(conn_list, p + 2, len * sizeof(hda_nid_t)); + memcpy(conn_list, list, len * sizeof(hda_nid_t)); } - mutex_unlock(&codec->hash_mutex); - if (len >= 0) - return len; - if (snd_BUG_ON(added)) - return -EINVAL; - len = read_and_add_raw_conns(codec, nid); - if (len < 0) - return len; - added = true; - goto again; + return len; } EXPORT_SYMBOL_HDA(snd_hda_get_connections); +/* return CONNLIST_LEN parameter of the given widget */ +static unsigned int get_num_conns(struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int wcaps = get_wcaps(codec, nid); + unsigned int parm; + + if (!(wcaps & AC_WCAP_CONN_LIST) && + get_wcaps_type(wcaps) != AC_WID_VOL_KNB) + return 0; + + parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN); + if (parm == -1) + parm = 0; + return parm; +} + +int snd_hda_get_num_raw_conns(struct hda_codec *codec, hda_nid_t nid) +{ + return get_num_conns(codec, nid) & AC_CLIST_LENGTH; +} + /** * snd_hda_get_raw_connections - copy connection list without cache * @codec: the HDA codec @@ -422,18 +514,16 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, unsigned int parm; int i, conn_len, conns; unsigned int shift, num_elems, mask; - unsigned int wcaps; hda_nid_t prev_nid; + int null_count = 0; if (snd_BUG_ON(!conn_list || max_conns <= 0)) return -EINVAL; - wcaps = get_wcaps(codec, nid); - if (!(wcaps & AC_WCAP_CONN_LIST) && - get_wcaps_type(wcaps) != AC_WID_VOL_KNB) + parm = get_num_conns(codec, nid); + if (!parm) return 0; - parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN); if (parm & AC_CLIST_LONG) { /* long form */ shift = 16; @@ -474,7 +564,7 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, } range_val = !!(parm & (1 << (shift-1))); /* ranges */ val = parm & mask; - if (val == 0) { + if (val == 0 && null_count++) { /* no second chance */ snd_printk(KERN_WARNING "hda_codec: " "invalid CONNECT_LIST verb %x[%i]:%x\n", nid, i, parm); @@ -490,21 +580,13 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, continue; } for (n = prev_nid + 1; n <= val; n++) { - if (conns >= max_conns) { - snd_printk(KERN_ERR "hda_codec: " - "Too many connections %d for NID 0x%x\n", - conns, nid); - return -EINVAL; - } + if (conns >= max_conns) + return -ENOSPC; conn_list[conns++] = n; } } else { - if (conns >= max_conns) { - snd_printk(KERN_ERR "hda_codec: " - "Too many connections %d for NID 0x%x\n", - conns, nid); - return -EINVAL; - } + if (conns >= max_conns) + return -ENOSPC; conn_list[conns++] = val; } prev_nid = val; @@ -512,15 +594,6 @@ int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, return conns; } -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; -} - /** * snd_hda_override_conn_list - add/modify the connection-list to cache * @codec: the HDA codec @@ -536,28 +609,15 @@ static bool add_conn_list(struct snd_array *array, hda_nid_t nid) int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, const hda_nid_t *list) { - struct snd_array *array = &codec->conn_lists; - hda_nid_t *p; - int i, old_used; + struct hda_conn_list *p; - mutex_lock(&codec->hash_mutex); - p = lookup_conn_list(array, nid); - if (p) - *p = -1; /* invalidate the old entry */ - - 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; - mutex_unlock(&codec->hash_mutex); - return 0; + p = lookup_conn_list(codec, nid); + if (p) { + list_del(&p->list); + kfree(p); + } - error_add: - array->used = old_used; - mutex_unlock(&codec->hash_mutex); - return -ENOMEM; + return add_conn_list(codec, nid, len, list); } EXPORT_SYMBOL_HDA(snd_hda_override_conn_list); @@ -575,16 +635,16 @@ EXPORT_SYMBOL_HDA(snd_hda_override_conn_list); int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux, hda_nid_t nid, int recursive) { - hda_nid_t conn[HDA_MAX_NUM_INPUTS]; + const hda_nid_t *conn; int i, nums; - nums = snd_hda_get_connections(codec, mux, conn, ARRAY_SIZE(conn)); + nums = snd_hda_get_conn_list(codec, mux, &conn); for (i = 0; i < nums; i++) if (conn[i] == nid) return i; if (!recursive) return -1; - if (recursive > 5) { + if (recursive > 10) { snd_printd("hda_codec: too deep connection for 0x%x\n", nid); return -1; } @@ -1046,9 +1106,16 @@ unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid) struct hda_pincfg *pin; #ifdef CONFIG_SND_HDA_HWDEP - pin = look_up_pincfg(codec, &codec->user_pins, nid); - if (pin) - return pin->cfg; + { + unsigned int cfg = 0; + mutex_lock(&codec->user_mutex); + pin = look_up_pincfg(codec, &codec->user_pins, nid); + if (pin) + cfg = pin->cfg; + mutex_unlock(&codec->user_mutex); + if (cfg) + return cfg; + } #endif pin = look_up_pincfg(codec, &codec->driver_pins, nid); if (pin) @@ -1060,6 +1127,32 @@ unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid) } EXPORT_SYMBOL_HDA(snd_hda_codec_get_pincfg); +/* remember the current pinctl target value */ +int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, + unsigned int val) +{ + struct hda_pincfg *pin; + + pin = look_up_pincfg(codec, &codec->init_pins, nid); + if (!pin) + return -EINVAL; + pin->target = val; + return 0; +} +EXPORT_SYMBOL_HDA(snd_hda_codec_set_pin_target); + +/* return the current pinctl target value */ +int snd_hda_codec_get_pin_target(struct hda_codec *codec, hda_nid_t nid) +{ + struct hda_pincfg *pin; + + pin = look_up_pincfg(codec, &codec->init_pins, nid); + if (!pin) + return 0; + return pin->target; +} +EXPORT_SYMBOL_HDA(snd_hda_codec_get_pin_target); + /** * snd_hda_shutup_pins - Shut up all pins * @codec: the HDA codec @@ -1179,8 +1272,8 @@ static void snd_hda_codec_free(struct hda_codec *codec) snd_array_free(&codec->mixers); snd_array_free(&codec->nids); snd_array_free(&codec->cvt_setups); - snd_array_free(&codec->conn_lists); snd_array_free(&codec->spdif_out); + remove_conn_list(codec); codec->bus->caddr_tbl[codec->addr] = NULL; if (codec->patch_ops.free) codec->patch_ops.free(codec); @@ -1203,6 +1296,8 @@ static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, static unsigned int hda_set_power_state(struct hda_codec *codec, unsigned int power_state); +static unsigned int default_power_filter(struct hda_codec *codec, hda_nid_t nid, + unsigned int power_state); /** * snd_hda_codec_new - create a HDA codec @@ -1250,9 +1345,11 @@ int snd_hda_codec_new(struct hda_bus *bus, 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); snd_array_init(&codec->spdif_out, sizeof(struct hda_spdif_out), 16); snd_array_init(&codec->jacktbl, sizeof(struct hda_jack_tbl), 16); + snd_array_init(&codec->verbs, sizeof(struct hda_verb *), 8); + INIT_LIST_HEAD(&codec->conn_list); + INIT_DELAYED_WORK(&codec->jackpoll_work, hda_jackpoll_work); #ifdef CONFIG_PM @@ -1321,6 +1418,7 @@ int snd_hda_codec_new(struct hda_bus *bus, #endif codec->epss = snd_hda_codec_get_supported_ps(codec, fg, AC_PWRST_EPSS); + codec->power_filter = default_power_filter; /* power-up all before initialization */ hda_set_power_state(codec, AC_PWRST_D0); @@ -1343,6 +1441,30 @@ int snd_hda_codec_new(struct hda_bus *bus, } EXPORT_SYMBOL_HDA(snd_hda_codec_new); +int snd_hda_codec_update_widgets(struct hda_codec *codec) +{ + hda_nid_t fg; + int err; + + /* Assume the function group node does not change, + * only the widget nodes may change. + */ + kfree(codec->wcaps); + fg = codec->afg ? codec->afg : codec->mfg; + err = read_widget_caps(codec, fg); + if (err < 0) { + snd_printk(KERN_ERR "hda_codec: cannot malloc\n"); + return err; + } + + snd_array_free(&codec->init_pins); + err = read_pin_defaults(codec); + + return err; +} +EXPORT_SYMBOL_HDA(snd_hda_codec_update_widgets); + + /** * snd_hda_codec_configure - (Re-)configure the HD-audio codec * @codec: the HDA codec @@ -1451,7 +1573,7 @@ void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", nid, stream_tag, channel_id, format); p = get_hda_cvt_setup(codec, nid); - if (!p) + if (!p || p->active) return; if (codec->pcm_format_first) @@ -1498,7 +1620,7 @@ void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid); p = get_hda_cvt_setup(codec, nid); - if (p) { + if (p && p->active) { /* 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() @@ -1610,6 +1732,7 @@ static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache, cur = snd_array_index(&cache->buf, info); info->key = key; info->val = 0; + info->dirty = 0; idx = key % (u16)ARRAY_SIZE(cache->hash); info->next = cache->hash[idx]; cache->hash[idx] = cur; @@ -1764,7 +1887,7 @@ EXPORT_SYMBOL_HDA(snd_hda_override_pin_caps); */ static struct hda_amp_info * update_amp_hash(struct hda_codec *codec, hda_nid_t nid, int ch, - int direction, int index) + int direction, int index, bool init_only) { struct hda_amp_info *info; unsigned int parm, val = 0; @@ -1790,14 +1913,15 @@ update_amp_hash(struct hda_codec *codec, hda_nid_t nid, int ch, } info->vol[ch] = val; info->head.val |= INFO_AMP_VOL(ch); - } + } else if (init_only) + return NULL; return info; } /* * write the current volume in info to the h/w */ -static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info, +static void put_vol_mute(struct hda_codec *codec, unsigned int amp_caps, hda_nid_t nid, int ch, int direction, int index, int val) { @@ -1806,8 +1930,8 @@ static void put_vol_mute(struct hda_codec *codec, struct hda_amp_info *info, parm = ch ? AC_AMP_SET_RIGHT : AC_AMP_SET_LEFT; parm |= direction == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT; parm |= index << AC_AMP_SET_INDEX_SHIFT; - if ((val & HDA_AMP_MUTE) && !(info->amp_caps & AC_AMPCAP_MUTE) && - (info->amp_caps & AC_AMPCAP_MIN_MUTE)) + if ((val & HDA_AMP_MUTE) && !(amp_caps & AC_AMPCAP_MUTE) && + (amp_caps & AC_AMPCAP_MIN_MUTE)) ; /* set the zero value as a fake mute */ else parm |= val; @@ -1831,7 +1955,7 @@ int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, unsigned int val = 0; mutex_lock(&codec->hash_mutex); - info = update_amp_hash(codec, nid, ch, direction, index); + info = update_amp_hash(codec, nid, ch, direction, index, false); if (info) val = info->vol[ch]; mutex_unlock(&codec->hash_mutex); @@ -1839,30 +1963,20 @@ int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, } EXPORT_SYMBOL_HDA(snd_hda_codec_amp_read); -/** - * 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) +static int codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, + int direction, int idx, int mask, int val, + bool init_only) { struct hda_amp_info *info; + unsigned int caps; + unsigned int cache_only; if (snd_BUG_ON(mask & ~0xff)) mask &= 0xff; val &= mask; mutex_lock(&codec->hash_mutex); - info = update_amp_hash(codec, nid, ch, direction, idx); + info = update_amp_hash(codec, nid, ch, direction, idx, init_only); if (!info) { mutex_unlock(&codec->hash_mutex); return 0; @@ -1873,10 +1987,32 @@ int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, return 0; } info->vol[ch] = val; + cache_only = info->head.dirty = codec->cached_write; + caps = info->amp_caps; mutex_unlock(&codec->hash_mutex); - put_vol_mute(codec, info, nid, ch, direction, idx, val); + if (!cache_only) + put_vol_mute(codec, caps, nid, ch, direction, idx, val); return 1; } + +/** + * 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) +{ + return codec_amp_update(codec, nid, ch, direction, idx, mask, val, false); +} EXPORT_SYMBOL_HDA(snd_hda_codec_amp_update); /** @@ -1905,7 +2041,31 @@ int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, } EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo); -#ifdef CONFIG_PM +/* Works like snd_hda_codec_amp_update() but it writes the value only at + * the first access. If the amp was already initialized / updated beforehand, + * this does nothing. + */ +int snd_hda_codec_amp_init(struct hda_codec *codec, hda_nid_t nid, int ch, + int dir, int idx, int mask, int val) +{ + return codec_amp_update(codec, nid, ch, dir, idx, mask, val, true); +} +EXPORT_SYMBOL_HDA(snd_hda_codec_amp_init); + +int snd_hda_codec_amp_init_stereo(struct hda_codec *codec, hda_nid_t nid, + int dir, 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_init(codec, nid, ch, dir, + idx, mask, val); + return ret; +} +EXPORT_SYMBOL_HDA(snd_hda_codec_amp_init_stereo); + /** * snd_hda_codec_resume_amp - Resume all AMP commands from the cache * @codec: HD-audio codec @@ -1914,28 +2074,40 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo); */ void snd_hda_codec_resume_amp(struct hda_codec *codec) { - struct hda_amp_info *buffer = codec->amp_cache.buf.list; int i; - for (i = 0; i < codec->amp_cache.buf.used; i++, buffer++) { - u32 key = buffer->head.key; + mutex_lock(&codec->hash_mutex); + codec->cached_write = 0; + for (i = 0; i < codec->amp_cache.buf.used; i++) { + struct hda_amp_info *buffer; + u32 key; hda_nid_t nid; unsigned int idx, dir, ch; + struct hda_amp_info info; + + buffer = snd_array_elem(&codec->amp_cache.buf, i); + if (!buffer->head.dirty) + continue; + buffer->head.dirty = 0; + info = *buffer; + key = info.head.key; if (!key) continue; nid = key & 0xff; idx = (key >> 16) & 0xff; dir = (key >> 24) & 0xff; for (ch = 0; ch < 2; ch++) { - if (!(buffer->head.val & INFO_AMP_VOL(ch))) + if (!(info.head.val & INFO_AMP_VOL(ch))) continue; - put_vol_mute(codec, buffer, nid, ch, dir, idx, - buffer->vol[ch]); + mutex_unlock(&codec->hash_mutex); + put_vol_mute(codec, info.amp_caps, nid, ch, dir, idx, + info.vol[ch]); + mutex_lock(&codec->hash_mutex); } } + mutex_unlock(&codec->hash_mutex); } EXPORT_SYMBOL_HDA(snd_hda_codec_resume_amp); -#endif /* CONFIG_PM */ static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int ofs) @@ -2160,11 +2332,12 @@ struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, EXPORT_SYMBOL_HDA(snd_hda_find_mixer_ctl); static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name, - int dev) + int start_idx) { - int idx; - for (idx = 0; idx < 16; idx++) { /* 16 ctlrs should be large enough */ - if (!find_mixer_ctl(codec, name, dev, idx)) + int i, idx; + /* 16 ctlrs should be large enough */ + for (i = 0, idx = start_idx; i < 16; i++, idx++) { + if (!find_mixer_ctl(codec, name, 0, idx)) return idx; } return -EBUSY; @@ -2362,6 +2535,7 @@ int snd_hda_codec_reset(struct hda_codec *codec) snd_array_free(&codec->driver_pins); snd_array_free(&codec->cvt_setups); snd_array_free(&codec->spdif_out); + snd_array_free(&codec->verbs); codec->num_pcms = 0; codec->pcm_info = NULL; codec->preset = NULL; @@ -3132,30 +3306,29 @@ int snd_hda_create_dig_out_ctls(struct hda_codec *codec, int err; struct snd_kcontrol *kctl; struct snd_kcontrol_new *dig_mix; - int idx, dev = 0; - const int spdif_pcm_dev = 1; + int idx = 0; + const int spdif_index = 16; struct hda_spdif_out *spdif; + struct hda_bus *bus = codec->bus; - if (codec->primary_dig_out_type == HDA_PCM_TYPE_HDMI && + if (bus->primary_dig_out_type == HDA_PCM_TYPE_HDMI && type == HDA_PCM_TYPE_SPDIF) { - dev = spdif_pcm_dev; - } else if (codec->primary_dig_out_type == HDA_PCM_TYPE_SPDIF && + idx = spdif_index; + } else if (bus->primary_dig_out_type == HDA_PCM_TYPE_SPDIF && type == HDA_PCM_TYPE_HDMI) { - for (idx = 0; idx < codec->spdif_out.used; idx++) { - spdif = snd_array_elem(&codec->spdif_out, idx); - for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { - kctl = find_mixer_ctl(codec, dig_mix->name, 0, idx); - if (!kctl) - break; - kctl->id.device = spdif_pcm_dev; - } + /* suppose a single SPDIF device */ + for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) { + kctl = find_mixer_ctl(codec, dig_mix->name, 0, 0); + if (!kctl) + break; + kctl->id.index = spdif_index; } - codec->primary_dig_out_type = HDA_PCM_TYPE_HDMI; + bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI; } - if (!codec->primary_dig_out_type) - codec->primary_dig_out_type = type; + if (!bus->primary_dig_out_type) + bus->primary_dig_out_type = type; - idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", dev); + idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", idx); if (idx < 0) { printk(KERN_ERR "hda_codec: too many IEC958 outputs\n"); return -EBUSY; @@ -3165,7 +3338,6 @@ int snd_hda_create_dig_out_ctls(struct hda_codec *codec, kctl = snd_ctl_new1(dig_mix, codec); if (!kctl) return -ENOMEM; - kctl->id.device = dev; kctl->id.index = idx; kctl->private_value = codec->spdif_out.used - 1; err = snd_hda_ctl_add(codec, associated_nid, kctl); @@ -3375,12 +3547,11 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid) } EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls); -#ifdef CONFIG_PM /* * command cache */ -/* build a 32bit cache key with the widget id and the command parameter */ +/* build a 31bit cache key with the widget id and the command parameter */ #define build_cmd_cache_key(nid, verb) ((verb << 8) | nid) #define get_cmd_cache_nid(key) ((key) & 0xff) #define get_cmd_cache_cmd(key) (((key) >> 8) & 0xffff) @@ -3400,20 +3571,28 @@ EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls); int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid, int direct, unsigned int verb, unsigned int parm) { - int err = snd_hda_codec_write(codec, nid, direct, verb, parm); + int err; struct hda_cache_head *c; u32 key; + unsigned int cache_only; + + cache_only = codec->cached_write; + if (!cache_only) { + err = snd_hda_codec_write(codec, nid, direct, verb, parm); + if (err < 0) + return err; + } - if (err < 0) - return err; /* 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_alloc_hash(&codec->cmd_cache, key); - if (c) + if (c) { c->val = parm; + c->dirty = cache_only; + } mutex_unlock(&codec->bus->cmd_mutex); return 0; } @@ -3462,16 +3641,27 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_update_cache); */ void snd_hda_codec_resume_cache(struct hda_codec *codec) { - struct hda_cache_head *buffer = codec->cmd_cache.buf.list; int i; - for (i = 0; i < codec->cmd_cache.buf.used; i++, buffer++) { - u32 key = buffer->key; + mutex_lock(&codec->hash_mutex); + codec->cached_write = 0; + for (i = 0; i < codec->cmd_cache.buf.used; i++) { + struct hda_cache_head *buffer; + u32 key; + + buffer = snd_array_elem(&codec->cmd_cache.buf, i); + key = buffer->key; if (!key) continue; + if (!buffer->dirty) + continue; + buffer->dirty = 0; + mutex_unlock(&codec->hash_mutex); snd_hda_codec_write(codec, get_cmd_cache_nid(key), 0, get_cmd_cache_cmd(key), buffer->val); + mutex_lock(&codec->hash_mutex); } + mutex_unlock(&codec->hash_mutex); } EXPORT_SYMBOL_HDA(snd_hda_codec_resume_cache); @@ -3492,32 +3682,36 @@ void snd_hda_sequence_write_cache(struct hda_codec *codec, seq->param); } EXPORT_SYMBOL_HDA(snd_hda_sequence_write_cache); -#endif /* CONFIG_PM */ + +/** + * snd_hda_codec_flush_cache - Execute all pending (cached) amps / verbs + * @codec: HD-audio codec + */ +void snd_hda_codec_flush_cache(struct hda_codec *codec) +{ + snd_hda_codec_resume_amp(codec); + snd_hda_codec_resume_cache(codec); +} +EXPORT_SYMBOL_HDA(snd_hda_codec_flush_cache); void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg, - unsigned int power_state, - bool eapd_workaround) + unsigned int power_state) { hda_nid_t nid = codec->start_nid; int i; for (i = 0; i < codec->num_nodes; i++, nid++) { unsigned int wcaps = get_wcaps(codec, nid); + unsigned int state = power_state; if (!(wcaps & AC_WCAP_POWER)) continue; - /* don't power down the widget if it controls eapd and - * EAPD_BTLENABLE is set. - */ - if (eapd_workaround && power_state == AC_PWRST_D3 && - get_wcaps_type(wcaps) == AC_WID_PIN && - (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) { - int eapd = snd_hda_codec_read(codec, nid, 0, - AC_VERB_GET_EAPD_BTLENABLE, 0); - if (eapd & 0x02) + if (codec->power_filter) { + state = codec->power_filter(codec, nid, power_state); + if (state != power_state && power_state == AC_PWRST_D3) continue; } snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, - power_state); + state); } } EXPORT_SYMBOL_HDA(snd_hda_codec_set_power_to_all); @@ -3564,6 +3758,21 @@ static unsigned int hda_sync_power_state(struct hda_codec *codec, return state; } +/* don't power down the widget if it controls eapd and EAPD_BTLENABLE is set */ +static unsigned int default_power_filter(struct hda_codec *codec, hda_nid_t nid, + unsigned int power_state) +{ + if (power_state == AC_PWRST_D3 && + get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_PIN && + (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) { + int eapd = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_EAPD_BTLENABLE, 0); + if (eapd & 0x02) + return AC_PWRST_D0; + } + return power_state; +} + /* * set power state of the codec, and return the power state */ @@ -3589,8 +3798,7 @@ static unsigned int hda_set_power_state(struct hda_codec *codec, snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE, power_state); - snd_hda_codec_set_power_to_all(codec, fg, power_state, - true); + snd_hda_codec_set_power_to_all(codec, fg, power_state); } state = hda_sync_power_state(codec, fg, power_state); if (!(state & AC_PWRST_ERROR)) @@ -3600,6 +3808,32 @@ static unsigned int hda_set_power_state(struct hda_codec *codec, return state; } +/* sync power states of all widgets; + * this is called at the end of codec parsing + */ +static void sync_power_up_states(struct hda_codec *codec) +{ + hda_nid_t nid = codec->start_nid; + int i; + + /* don't care if no or standard filter is used */ + if (!codec->power_filter || codec->power_filter == default_power_filter) + return; + + for (i = 0; i < codec->num_nodes; i++, nid++) { + unsigned int wcaps = get_wcaps(codec, nid); + unsigned int target; + if (!(wcaps & AC_WCAP_POWER)) + continue; + target = codec->power_filter(codec, nid, AC_PWRST_D0); + if (target == AC_PWRST_D0) + continue; + if (!snd_hda_check_power_state(codec, nid, target)) + snd_hda_codec_write(codec, nid, 0, + AC_VERB_SET_POWER_STATE, target); + } +} + #ifdef CONFIG_SND_HDA_HWDEP /* execute additional init verbs */ static void hda_exec_init_verbs(struct hda_codec *codec) @@ -3640,6 +3874,22 @@ static unsigned int hda_call_codec_suspend(struct hda_codec *codec, bool in_wq) return state; } +/* mark all entries of cmd and amp caches dirty */ +static void hda_mark_cmd_cache_dirty(struct hda_codec *codec) +{ + int i; + for (i = 0; i < codec->cmd_cache.buf.used; i++) { + struct hda_cache_head *cmd; + cmd = snd_array_elem(&codec->cmd_cache.buf, i); + cmd->dirty = 1; + } + for (i = 0; i < codec->amp_cache.buf.used; i++) { + struct hda_amp_info *amp; + amp = snd_array_elem(&codec->amp_cache.buf, i); + amp->head.dirty = 1; + } +} + /* * kick up codec; used both from PM and power-save */ @@ -3647,6 +3897,8 @@ static void hda_call_codec_resume(struct hda_codec *codec) { codec->in_pm = 1; + hda_mark_cmd_cache_dirty(codec); + /* set as if powered on for avoiding re-entering the resume * in the resume / power-save sequence */ @@ -3769,6 +4021,7 @@ int snd_hda_codec_build_controls(struct hda_codec *codec) hda_jackpoll_work(&codec->jackpoll_work.work); else snd_hda_jack_report_sync(codec); /* call at the last init point */ + sync_power_up_states(codec); return 0; } @@ -5120,23 +5373,62 @@ unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin) } EXPORT_SYMBOL_HDA(snd_hda_get_default_vref); -int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, - unsigned int val, bool cached) +/* correct the pin ctl value for matching with the pin cap */ +unsigned int snd_hda_correct_pin_ctl(struct hda_codec *codec, + hda_nid_t pin, unsigned int val) { - if (val) { - unsigned int cap = snd_hda_query_pin_caps(codec, pin); - if (cap && (val & AC_PINCTL_OUT_EN)) { - if (!(cap & AC_PINCAP_OUT)) - val &= ~(AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN); - else if ((val & AC_PINCTL_HP_EN) && - !(cap & AC_PINCAP_HP_DRV)) - val &= ~AC_PINCTL_HP_EN; - } - if (cap && (val & AC_PINCTL_IN_EN)) { - if (!(cap & AC_PINCAP_IN)) - val &= ~(AC_PINCTL_IN_EN | AC_PINCTL_VREFEN); + static unsigned int cap_lists[][2] = { + { AC_PINCTL_VREF_100, AC_PINCAP_VREF_100 }, + { AC_PINCTL_VREF_80, AC_PINCAP_VREF_80 }, + { AC_PINCTL_VREF_50, AC_PINCAP_VREF_50 }, + { AC_PINCTL_VREF_GRD, AC_PINCAP_VREF_GRD }, + }; + unsigned int cap; + + if (!val) + return 0; + cap = snd_hda_query_pin_caps(codec, pin); + if (!cap) + return val; /* don't know what to do... */ + + if (val & AC_PINCTL_OUT_EN) { + if (!(cap & AC_PINCAP_OUT)) + val &= ~(AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN); + else if ((val & AC_PINCTL_HP_EN) && !(cap & AC_PINCAP_HP_DRV)) + val &= ~AC_PINCTL_HP_EN; + } + + if (val & AC_PINCTL_IN_EN) { + if (!(cap & AC_PINCAP_IN)) + val &= ~(AC_PINCTL_IN_EN | AC_PINCTL_VREFEN); + else { + unsigned int vcap, vref; + int i; + vcap = (cap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; + vref = val & AC_PINCTL_VREFEN; + for (i = 0; i < ARRAY_SIZE(cap_lists); i++) { + if (vref == cap_lists[i][0] && + !(vcap & cap_lists[i][1])) { + if (i == ARRAY_SIZE(cap_lists) - 1) + vref = AC_PINCTL_VREF_HIZ; + else + vref = cap_lists[i + 1][0]; + } + } + val &= ~AC_PINCTL_VREFEN; + val |= vref; } } + + return val; +} +EXPORT_SYMBOL_HDA(snd_hda_correct_pin_ctl); + +int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, + unsigned int val, bool cached) +{ + val = snd_hda_correct_pin_ctl(codec, pin, val); + snd_hda_codec_set_pin_target(codec, pin, val); if (cached) return snd_hda_codec_update_cache(codec, pin, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, val); |