diff options
Diffstat (limited to 'sound/pci/hda/hda_codec.c')
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 3271 |
1 files changed, 2081 insertions, 1190 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 644e3f14f8c..4c20277a683 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -19,20 +19,27 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#include <linux/mm.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/slab.h> -#include <linux/pci.h> #include <linux/mutex.h> +#include <linux/module.h> +#include <linux/async.h> #include <sound/core.h> #include "hda_codec.h" #include <sound/asoundef.h> #include <sound/tlv.h> #include <sound/initval.h> +#include <sound/jack.h> #include "hda_local.h" #include "hda_beep.h" +#include "hda_jack.h" #include <sound/hda_hwdep.h> +#define CREATE_TRACE_POINTS +#include "hda_trace.h" + /* * vendor / preset table */ @@ -60,6 +67,7 @@ static struct hda_vendor_id hda_vendor_ids[] = { { 0x17e8, "Chrontel" }, { 0x1854, "LG" }, { 0x1aec, "Wolfson Microelectronics" }, + { 0x1af4, "QEMU" }, { 0x434d, "C-Media" }, { 0x8086, "Intel" }, { 0x8384, "SigmaTel" }, @@ -76,7 +84,7 @@ int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset) mutex_unlock(&preset_mutex); return 0; } -EXPORT_SYMBOL_HDA(snd_hda_add_codec_preset); +EXPORT_SYMBOL_GPL(snd_hda_add_codec_preset); int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset) { @@ -85,13 +93,31 @@ int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset) mutex_unlock(&preset_mutex); return 0; } -EXPORT_SYMBOL_HDA(snd_hda_delete_codec_preset); +EXPORT_SYMBOL_GPL(snd_hda_delete_codec_preset); -#ifdef CONFIG_SND_HDA_POWER_SAVE +#ifdef CONFIG_PM +#define codec_in_pm(codec) ((codec)->in_pm) static void hda_power_work(struct work_struct *work); static void hda_keep_power_on(struct hda_codec *codec); +#define hda_codec_is_power_on(codec) ((codec)->power_on) + +static void hda_call_pm_notify(struct hda_codec *codec, bool power_up) +{ + struct hda_bus *bus = codec->bus; + + if ((power_up && codec->pm_up_notified) || + (!power_up && !codec->pm_up_notified)) + return; + if (bus->ops.pm_notify) + bus->ops.pm_notify(bus, power_up); + codec->pm_up_notified = power_up; +} + #else +#define codec_in_pm(codec) 0 static inline void hda_keep_power_on(struct hda_codec *codec) {} +#define hda_codec_is_power_on(codec) 1 +#define hda_call_pm_notify(codec, state) {} #endif /** @@ -126,7 +152,7 @@ const char *snd_hda_get_jack_location(u32 cfg) } return "UNKNOWN"; } -EXPORT_SYMBOL_HDA(snd_hda_get_jack_location); +EXPORT_SYMBOL_GPL(snd_hda_get_jack_location); /** * snd_hda_get_jack_connectivity - Give a connectivity string of the jack @@ -141,7 +167,7 @@ const char *snd_hda_get_jack_connectivity(u32 cfg) return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3]; } -EXPORT_SYMBOL_HDA(snd_hda_get_jack_connectivity); +EXPORT_SYMBOL_GPL(snd_hda_get_jack_connectivity); /** * snd_hda_get_jack_type - Give a type string of the jack @@ -156,32 +182,31 @@ const char *snd_hda_get_jack_type(u32 cfg) "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" + "SPDIF In", "Digital In", "Reserved", "Other" }; return jack_types[(cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT]; } -EXPORT_SYMBOL_HDA(snd_hda_get_jack_type); +EXPORT_SYMBOL_GPL(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, +make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int flags, unsigned int verb, unsigned int parm) { u32 val; - if ((codec->addr & ~0xf) || (direct & ~1) || (nid & ~0x7f) || + if ((codec->addr & ~0xf) || (nid & ~0x7f) || (verb & ~0xfff) || (parm & ~0xffff)) { - printk(KERN_ERR "hda-codec: out of range cmd %x:%x:%x:%x:%x\n", - codec->addr, direct, nid, verb, parm); + codec_err(codec, "hda-codec: out of range cmd %x:%x:%x:%x\n", + codec->addr, nid, verb, parm); return ~0; } val = (u32)codec->addr << 28; - val |= (u32)direct << 27; val |= (u32)nid << 20; val |= verb << 8; val |= parm; @@ -192,7 +217,7 @@ make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int direct, * Send and receive a verb */ static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, - unsigned int *res) + int flags, unsigned int *res) { struct hda_bus *bus = codec->bus; int err; @@ -205,21 +230,34 @@ static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, again: snd_hda_power_up(codec); mutex_lock(&bus->cmd_mutex); - err = bus->ops.command(bus, cmd); - if (!err && res) + if (flags & HDA_RW_NO_RESPONSE_FALLBACK) + bus->no_response_fallback = 1; + 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); + } + bus->no_response_fallback = 0; mutex_unlock(&bus->cmd_mutex); snd_hda_power_down(codec); - if (res && *res == -1 && bus->rirb_error) { + if (!codec_in_pm(codec) && res && *res == -1 && bus->rirb_error) { if (bus->response_reset) { - snd_printd("hda_codec: resetting BUS due to " - "fatal communication error\n"); + codec_dbg(codec, + "resetting BUS due to fatal communication error\n"); + trace_hda_bus_reset(bus); bus->ops.bus_reset(bus); } goto again; } /* clear reset-flag when the communication gets recovered */ - if (!err) + if (!err || codec_in_pm(codec)) bus->response_reset = 0; return err; } @@ -228,7 +266,7 @@ static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, * snd_hda_codec_read - send a command and get the response * @codec: the HDA codec * @nid: NID to send the command - * @direct: direct flag + * @flags: optional bit flags * @verb: the verb to send * @parm: the parameter for the verb * @@ -237,21 +275,22 @@ static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, * Returns the obtained response value, or -1 for an error. */ unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid, - int direct, + int flags, unsigned int verb, unsigned int parm) { - unsigned cmd = make_codec_cmd(codec, nid, direct, verb, parm); + unsigned cmd = make_codec_cmd(codec, nid, flags, verb, parm); unsigned int res; - codec_exec_verb(codec, cmd, &res); + if (codec_exec_verb(codec, cmd, flags, &res)) + return -1; return res; } -EXPORT_SYMBOL_HDA(snd_hda_codec_read); +EXPORT_SYMBOL_GPL(snd_hda_codec_read); /** * snd_hda_codec_write - send a single command without waiting for response * @codec: the HDA codec * @nid: NID to send the command - * @direct: direct flag + * @flags: optional bit flags * @verb: the verb to send * @parm: the parameter for the verb * @@ -259,15 +298,15 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_read); * * Returns 0 if successful, or a negative error code. */ -int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct, - unsigned int verb, unsigned int parm) +int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int flags, + unsigned int verb, unsigned int parm) { - unsigned int cmd = make_codec_cmd(codec, nid, direct, verb, parm); + unsigned int cmd = make_codec_cmd(codec, nid, flags, verb, parm); unsigned int res; - return codec_exec_verb(codec, cmd, + return codec_exec_verb(codec, cmd, flags, codec->bus->sync_write ? &res : NULL); } -EXPORT_SYMBOL_HDA(snd_hda_codec_write); +EXPORT_SYMBOL_GPL(snd_hda_codec_write); /** * snd_hda_sequence_write - sequence writes @@ -282,7 +321,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_sequence_write); /** * snd_hda_get_sub_nodes - get the range of sub nodes @@ -304,13 +343,123 @@ 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); +EXPORT_SYMBOL_GPL(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 struct hda_conn_list * +lookup_conn_list(struct hda_codec *codec, hda_nid_t nid) +{ + struct hda_conn_list *p; + list_for_each_entry(p, &codec->conn_list, list) { + if (p->nid == nid) + return p; + } + 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[32]; + hda_nid_t *result = list; + int len; + + len = snd_hda_get_raw_connections(codec, nid, list, ARRAY_SIZE(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_connections - get connection list + * snd_hda_get_conn_list - get connection list * @codec: the HDA codec * @nid: NID to parse - * @conn_list: connection list array + * @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_GPL(snd_hda_get_conn_list); + +/** + * snd_hda_get_connections - copy connection list + * @codec: the HDA codec + * @nid: NID to parse + * @conn_list: connection list array; when NULL, checks only the size * @max_conns: max. number of connections to store * * Parses the connection list of the given widget and stores the list @@ -321,24 +470,67 @@ EXPORT_SYMBOL_HDA(snd_hda_get_sub_nodes); int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, hda_nid_t *conn_list, int max_conns) { + const hda_nid_t *list; + int len = snd_hda_get_conn_list(codec, nid, &list); + + if (len > 0 && conn_list) { + if (len > max_conns) { + codec_err(codec, "Too many connections %d for NID 0x%x\n", + len, nid); + return -EINVAL; + } + memcpy(conn_list, list, len * sizeof(hda_nid_t)); + } + + return len; +} +EXPORT_SYMBOL_GPL(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 snd_hda_get_raw_connections(codec, nid, NULL, 0); +} + +/** + * snd_hda_get_raw_connections - copy connection list without cache + * @codec: the HDA codec + * @nid: NID to parse + * @conn_list: connection list array + * @max_conns: max. number of connections to store + * + * Like snd_hda_get_connections(), copy the connection list but without + * checking through the connection-list cache. + * Currently called only from hda_proc.c, so not exported. + */ +int snd_hda_get_raw_connections(struct hda_codec *codec, hda_nid_t nid, + hda_nid_t *conn_list, int max_conns) +{ unsigned int parm; int i, conn_len, conns; 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) { - snd_printk(KERN_WARNING "hda_codec: " - "connection list not available for 0x%x\n", nid); - return -EINVAL; - } + 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; @@ -360,7 +552,8 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, AC_VERB_GET_CONNECT_LIST, 0); if (parm == -1 && codec->bus->rirb_error) return -EIO; - conn_list[0] = parm & mask; + if (conn_list) + conn_list[0] = parm & mask; return 1; } @@ -379,9 +572,9 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, } range_val = !!(parm & (1 << (shift-1))); /* ranges */ val = parm & mask; - if (val == 0) { - snd_printk(KERN_WARNING "hda_codec: " - "invalid CONNECT_LIST verb %x[%i]:%x\n", + if (val == 0 && null_count++) { /* no second chance */ + codec_dbg(codec, + "invalid CONNECT_LIST verb %x[%i]:%x\n", nid, i, parm); return 0; } @@ -389,35 +582,155 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, if (range_val) { /* ranges between the previous and this one */ if (!prev_nid || prev_nid >= val) { - snd_printk(KERN_WARNING "hda_codec: " + codec_warn(codec, "invalid dep_range_val %x:%x\n", prev_nid, val); 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 (conn_list) { + if (conns >= max_conns) + return -ENOSPC; + conn_list[conns] = n; } - conn_list[conns++] = n; + conns++; } } 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 (conn_list) { + if (conns >= max_conns) + return -ENOSPC; + conn_list[conns] = val; } - conn_list[conns++] = val; + conns++; } prev_nid = val; } return conns; } -EXPORT_SYMBOL_HDA(snd_hda_get_connections); +/** + * snd_hda_override_conn_list - add/modify the connection-list to cache + * @codec: the HDA codec + * @nid: NID to parse + * @len: number of connection list entries + * @list: the list of connection entries + * + * Add or modify the given connection-list to the cache. If the corresponding + * cache already exists, invalidate it and append a new one. + * + * Returns zero or a negative error code. + */ +int snd_hda_override_conn_list(struct hda_codec *codec, hda_nid_t nid, int len, + const hda_nid_t *list) +{ + struct hda_conn_list *p; + + p = lookup_conn_list(codec, nid); + if (p) { + list_del(&p->list); + kfree(p); + } + + return add_conn_list(codec, nid, len, list); +} +EXPORT_SYMBOL_GPL(snd_hda_override_conn_list); + +/** + * snd_hda_get_conn_index - get the connection index of the given NID + * @codec: the HDA codec + * @mux: NID containing the list + * @nid: NID to select + * @recursive: 1 when searching NID recursively, otherwise 0 + * + * Parses the connection list of the widget @mux and checks whether the + * widget @nid is present. If it is, return the connection index. + * Otherwise it returns -1. + */ +int snd_hda_get_conn_index(struct hda_codec *codec, hda_nid_t mux, + hda_nid_t nid, int recursive) +{ + const hda_nid_t *conn; + int i, nums; + + 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 > 10) { + codec_dbg(codec, "too deep connection for 0x%x\n", nid); + return -1; + } + recursive++; + for (i = 0; i < nums; i++) { + unsigned int type = get_wcaps_type(get_wcaps(codec, conn[i])); + if (type == AC_WID_PIN || type == AC_WID_AUD_OUT) + continue; + if (snd_hda_get_conn_index(codec, conn[i], nid, recursive) >= 0) + return i; + } + return -1; +} +EXPORT_SYMBOL_GPL(snd_hda_get_conn_index); + + +/* return DEVLIST_LEN parameter of the given widget */ +static unsigned int get_num_devices(struct hda_codec *codec, hda_nid_t nid) +{ + unsigned int wcaps = get_wcaps(codec, nid); + unsigned int parm; + + if (!codec->dp_mst || !(wcaps & AC_WCAP_DIGITAL) || + get_wcaps_type(wcaps) != AC_WID_PIN) + return 0; + + parm = snd_hda_param_read(codec, nid, AC_PAR_DEVLIST_LEN); + if (parm == -1 && codec->bus->rirb_error) + parm = 0; + return parm & AC_DEV_LIST_LEN_MASK; +} + +/** + * snd_hda_get_devices - copy device list without cache + * @codec: the HDA codec + * @nid: NID of the pin to parse + * @dev_list: device list array + * @max_devices: max. number of devices to store + * + * Copy the device list. This info is dynamic and so not cached. + * Currently called only from hda_proc.c, so not exported. + */ +int snd_hda_get_devices(struct hda_codec *codec, hda_nid_t nid, + u8 *dev_list, int max_devices) +{ + unsigned int parm; + int i, dev_len, devices; + + parm = get_num_devices(codec, nid); + if (!parm) /* not multi-stream capable */ + return 0; + + dev_len = parm + 1; + dev_len = dev_len < max_devices ? dev_len : max_devices; + + devices = 0; + while (devices < dev_len) { + parm = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_DEVICE_LIST, devices); + if (parm == -1 && codec->bus->rirb_error) + break; + + for (i = 0; i < 8; i++) { + dev_list[devices] = (u8)parm; + parm >>= 4; + devices++; + if (devices >= dev_len) + break; + } + } + return devices; +} /** * snd_hda_queue_unsol_event - add an unsolicited event to queue @@ -436,6 +749,10 @@ int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex) struct hda_bus_unsolicited *unsol; unsigned int wp; + if (!bus || !bus->workq) + return 0; + + trace_hda_unsol_event(bus, res, res_ex); unsol = bus->unsol; if (!unsol) return 0; @@ -451,7 +768,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_queue_unsol_event); /* * process queued unsolicited events @@ -490,8 +807,7 @@ static int init_unsol_queue(struct hda_bus *bus) unsol = kzalloc(sizeof(*unsol), GFP_KERNEL); if (!unsol) { - snd_printk(KERN_ERR "hda_codec: " - "can't allocate unsolicited queue\n"); + dev_err(bus->card->dev, "can't allocate unsolicited queue\n"); return -ENOMEM; } INIT_WORK(&unsol->work, process_unsol_events); @@ -503,50 +819,36 @@ static int init_unsol_queue(struct hda_bus *bus) /* * destructor */ -static void snd_hda_codec_free(struct hda_codec *codec); - -static int snd_hda_bus_free(struct hda_bus *bus) +static void snd_hda_bus_free(struct hda_bus *bus) { - struct hda_codec *codec, *n; - if (!bus) - return 0; + return; + + WARN_ON(!list_empty(&bus->codec_list)); if (bus->workq) flush_workqueue(bus->workq); if (bus->unsol) kfree(bus->unsol); - list_for_each_entry_safe(codec, n, &bus->codec_list, list) { - snd_hda_codec_free(codec); - } if (bus->ops.private_free) bus->ops.private_free(bus); if (bus->workq) destroy_workqueue(bus->workq); + kfree(bus); - return 0; } 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); + snd_hda_bus_free(device->device_data); + return 0; } -#ifdef CONFIG_SND_HDA_HWDEP -static int snd_hda_bus_dev_register(struct snd_device *device) +static int snd_hda_bus_dev_disconnect(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); - snd_hda_hwdep_add_power_sysfs(codec); - } + bus->shutdown = 1; return 0; } -#else -#define snd_hda_bus_dev_register NULL -#endif /** * snd_hda_bus_new - create a HDA bus @@ -556,14 +858,14 @@ static int snd_hda_bus_dev_register(struct snd_device *device) * * Returns 0 if successful, or a negative error code. */ -int /*__devinit*/ snd_hda_bus_new(struct snd_card *card, +int 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_disconnect = snd_hda_bus_dev_disconnect, .dev_free = snd_hda_bus_dev_free, }; @@ -577,7 +879,7 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card, bus = kzalloc(sizeof(*bus), GFP_KERNEL); if (bus == NULL) { - snd_printk(KERN_ERR "can't allocate struct hda_bus\n"); + dev_err(card->dev, "can't allocate struct hda_bus\n"); return -ENOMEM; } @@ -596,7 +898,7 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card, "hd-audio%d", card->number); bus->workq = create_singlethread_workqueue(bus->workq_name); if (!bus->workq) { - snd_printk(KERN_ERR "cannot create workqueue %s\n", + dev_err(card->dev, "cannot create workqueue %s\n", bus->workq_name); kfree(bus); return -ENOMEM; @@ -611,9 +913,9 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card, *busp = bus; return 0; } -EXPORT_SYMBOL_HDA(snd_hda_bus_new); +EXPORT_SYMBOL_GPL(snd_hda_bus_new); -#ifdef CONFIG_SND_HDA_GENERIC +#if IS_ENABLED(CONFIG_SND_HDA_GENERIC) #define is_generic_config(codec) \ (codec->modelname && !strcmp(codec->modelname, "generic")) #else @@ -634,16 +936,13 @@ find_codec_preset(struct hda_codec *codec) { 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 */ + unsigned int mod_requested = 0; 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"); + codec_err(codec, "cannot module_get\n"); continue; } for (preset = tbl->preset; preset->id; preset++) { @@ -726,7 +1025,7 @@ static int get_codec_name(struct hda_codec *codec) /* * look for an AFG and MFG nodes */ -static void /*__devinit*/ setup_fg_nodes(struct hda_codec *codec) +static void setup_fg_nodes(struct hda_codec *codec) { int i, total_nodes, function_id; hda_nid_t nid; @@ -811,19 +1110,6 @@ static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec, return NULL; } -/* write a config value for the given NID */ -static void set_pincfg(struct hda_codec *codec, hda_nid_t nid, - unsigned int cfg) -{ - int i; - for (i = 0; i < 4; i++) { - snd_hda_codec_write(codec, nid, 0, - AC_VERB_SET_CONFIG_DEFAULT_BYTES_0 + i, - cfg & 0xff); - cfg >>= 8; - } -} - /* set the current pin config value for the given NID. * the value is cached, and read via snd_hda_codec_get_pincfg() */ @@ -831,12 +1117,16 @@ int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list, hda_nid_t nid, unsigned int cfg) { struct hda_pincfg *pin; - unsigned int oldcfg; + /* the check below may be invalid when pins are added by a fixup + * dynamically (e.g. via snd_hda_codec_update_widgets()), so disabled + * for now + */ + /* if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN) return -EINVAL; + */ - oldcfg = snd_hda_codec_get_pincfg(codec, nid); pin = look_up_pincfg(codec, list, nid); if (!pin) { pin = snd_array_new(list); @@ -845,13 +1135,6 @@ int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list, pin->nid = nid; } pin->cfg = cfg; - - /* change only when needed; e.g. if the pincfg is already present - * in user_pins[], don't write it - */ - cfg = snd_hda_codec_get_pincfg(codec, nid); - if (oldcfg != cfg) - set_pincfg(codec, nid, cfg); return 0; } @@ -870,7 +1153,7 @@ int snd_hda_codec_set_pincfg(struct hda_codec *codec, { return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg); } -EXPORT_SYMBOL_HDA(snd_hda_codec_set_pincfg); +EXPORT_SYMBOL_GPL(snd_hda_codec_set_pincfg); /** * snd_hda_codec_get_pincfg - Obtain a pin-default configuration @@ -885,10 +1168,17 @@ 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; +#ifdef CONFIG_SND_HDA_RECONFIG + { + 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) @@ -898,18 +1188,33 @@ unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid) return pin->cfg; return 0; } -EXPORT_SYMBOL_HDA(snd_hda_codec_get_pincfg); +EXPORT_SYMBOL_GPL(snd_hda_codec_get_pincfg); -/* restore all current pin configs */ -static void restore_pincfgs(struct hda_codec *codec) +/* remember the current pinctl target value */ +int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, + unsigned int val) { - int i; - for (i = 0; i < codec->init_pins.used; i++) { - struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); - set_pincfg(codec, pin->nid, - snd_hda_codec_get_pincfg(codec, pin->nid)); - } + struct hda_pincfg *pin; + + pin = look_up_pincfg(codec, &codec->init_pins, nid); + if (!pin) + return -EINVAL; + pin->target = val; + return 0; +} +EXPORT_SYMBOL_GPL(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_GPL(snd_hda_codec_get_pin_target); /** * snd_hda_shutup_pins - Shut up all pins @@ -934,8 +1239,9 @@ void snd_hda_shutup_pins(struct hda_codec *codec) } codec->pins_shutup = 1; } -EXPORT_SYMBOL_HDA(snd_hda_shutup_pins); +EXPORT_SYMBOL_GPL(snd_hda_shutup_pins); +#ifdef CONFIG_PM /* Restore the pin controls cleared previously via snd_hda_shutup_pins() */ static void restore_shutup_pins(struct hda_codec *codec) { @@ -952,22 +1258,34 @@ static void restore_shutup_pins(struct hda_codec *codec) } codec->pins_shutup = 0; } +#endif + +static void hda_jackpoll_work(struct work_struct *work) +{ + struct hda_codec *codec = + container_of(work, struct hda_codec, jackpoll_work.work); + + snd_hda_jack_set_dirty_all(codec); + snd_hda_jack_poll_all(codec); + + if (!codec->jackpoll_interval) + return; + + queue_delayed_work(codec->bus->workq, &codec->jackpoll_work, + codec->jackpoll_interval); +} static void init_hda_cache(struct hda_cache_rec *cache, unsigned int record_size); static void free_hda_cache(struct hda_cache_rec *cache); -/* restore the initial pin cfgs and release all pincfg lists */ -static void restore_init_pincfgs(struct hda_codec *codec) +/* release all pincfg lists */ +static void free_init_pincfgs(struct hda_codec *codec) { - /* first free driver_pins and user_pins, then call restore_pincfg - * so that only the values in init_pins are restored - */ snd_array_free(&codec->driver_pins); -#ifdef CONFIG_SND_HDA_HWDEP +#ifdef CONFIG_SND_HDA_RECONFIG snd_array_free(&codec->user_pins); #endif - restore_pincfgs(codec); snd_array_free(&codec->init_pins); } @@ -1002,23 +1320,45 @@ get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid) } /* + * Dynamic symbol binding for the codec parsers + */ + +#define load_parser(codec, sym) \ + ((codec)->parser = (int (*)(struct hda_codec *))symbol_request(sym)) + +static void unload_parser(struct hda_codec *codec) +{ + if (codec->parser) + symbol_put_addr(codec->parser); + codec->parser = NULL; +} + +/* * codec destructor */ static void snd_hda_codec_free(struct hda_codec *codec) { if (!codec) return; - restore_init_pincfgs(codec); -#ifdef CONFIG_SND_HDA_POWER_SAVE + cancel_delayed_work_sync(&codec->jackpoll_work); + snd_hda_jack_tbl_clear(codec); + free_init_pincfgs(codec); +#ifdef CONFIG_PM cancel_delayed_work(&codec->power_work); flush_workqueue(codec->bus->workq); #endif list_del(&codec->list); snd_array_free(&codec->mixers); snd_array_free(&codec->nids); + snd_array_free(&codec->cvt_setups); + 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); + hda_call_pm_notify(codec, false); /* cancel leftover refcounts */ + snd_hda_sysfs_clear(codec); + unload_parser(codec); module_put(codec->owner); free_hda_cache(&codec->amp_cache); free_hda_cache(&codec->cmd_cache); @@ -1026,12 +1366,48 @@ static void snd_hda_codec_free(struct hda_codec *codec) kfree(codec->chip_name); kfree(codec->modelname); kfree(codec->wcaps); - kfree(codec); + codec->bus->num_codecs--; + put_device(&codec->dev); } -static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg, +static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, + hda_nid_t fg, unsigned int power_state); + +static unsigned int hda_set_power_state(struct hda_codec *codec, unsigned int power_state); +static int snd_hda_codec_dev_register(struct snd_device *device) +{ + struct hda_codec *codec = device->device_data; + int err = device_add(&codec->dev); + + if (err < 0) + return err; + snd_hda_register_beep_device(codec); + return 0; +} + +static int snd_hda_codec_dev_disconnect(struct snd_device *device) +{ + struct hda_codec *codec = device->device_data; + + snd_hda_detach_beep_device(codec); + device_del(&codec->dev); + return 0; +} + +static int snd_hda_codec_dev_free(struct snd_device *device) +{ + snd_hda_codec_free(device->device_data); + return 0; +} + +/* just free the container */ +static void snd_hda_codec_dev_release(struct device *dev) +{ + kfree(container_of(dev, struct hda_codec, dev)); +} + /** * snd_hda_codec_new - create a HDA codec * @bus: the bus to assign @@ -1040,13 +1416,19 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg, * * Returns 0 if successful, or a negative error code. */ -int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, +int snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr, struct hda_codec **codecp) { struct hda_codec *codec; char component[31]; + hda_nid_t fg; int err; + static struct snd_device_ops dev_ops = { + .dev_register = snd_hda_codec_dev_register, + .dev_disconnect = snd_hda_codec_dev_disconnect, + .dev_free = snd_hda_codec_dev_free, + }; if (snd_BUG_ON(!bus)) return -EINVAL; @@ -1054,21 +1436,32 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, return -EINVAL; if (bus->caddr_tbl[codec_addr]) { - snd_printk(KERN_ERR "hda_codec: " - "address 0x%x is already occupied\n", codec_addr); + dev_err(bus->card->dev, + "address 0x%x is already occupied\n", + codec_addr); return -EBUSY; } codec = kzalloc(sizeof(*codec), GFP_KERNEL); if (codec == NULL) { - snd_printk(KERN_ERR "can't allocate struct hda_codec\n"); + dev_err(bus->card->dev, "can't allocate struct hda_codec\n"); return -ENOMEM; } + device_initialize(&codec->dev); + codec->dev.parent = &bus->card->card_dev; + codec->dev.class = sound_class; + codec->dev.release = snd_hda_codec_dev_release; + codec->dev.groups = snd_hda_dev_attr_groups; + dev_set_name(&codec->dev, "hdaudioC%dD%d", bus->card->number, + codec_addr); + dev_set_drvdata(&codec->dev, codec); /* for sysfs */ + codec->bus = bus; codec->addr = codec_addr; mutex_init(&codec->spdif_mutex); mutex_init(&codec->control_mutex); + mutex_init(&codec->hash_mutex); init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32); @@ -1076,15 +1469,16 @@ int /*__devinit*/ 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); - if (codec->bus->modelname) { - codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL); - if (!codec->modelname) { - snd_hda_codec_free(codec); - return -ENODEV; - } - } + 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); + codec->depop_delay = -1; -#ifdef CONFIG_SND_HDA_POWER_SAVE +#ifdef CONFIG_PM + spin_lock_init(&codec->power_lock); INIT_DELAYED_WORK(&codec->power_work, hda_power_work); /* snd_hda_codec_new() marks the codec as power-up, and leave it as is. * the caller has to power down appropriatley after initialization @@ -1093,7 +1487,19 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, hda_keep_power_on(codec); #endif + snd_hda_sysfs_init(codec); + + if (codec->bus->modelname) { + codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL); + if (!codec->modelname) { + err = -ENODEV; + goto error; + } + } + list_add_tail(&codec->list, &bus->codec_list); + bus->num_codecs++; + bus->caddr_tbl[codec_addr] = codec; codec->vendor_id = snd_hda_param_read(codec, AC_NODE_ROOT, @@ -1111,14 +1517,15 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, setup_fg_nodes(codec); if (!codec->afg && !codec->mfg) { - snd_printdd("hda_codec: no AFG or MFG node found\n"); + dev_err(bus->card->dev, "no AFG or MFG node found\n"); err = -ENODEV; goto error; } - err = read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg); + 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"); + dev_err(bus->card->dev, "cannot malloc\n"); goto error; } err = read_pin_defaults(codec); @@ -1126,16 +1533,25 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, goto error; if (!codec->subsystem_id) { - hda_nid_t nid = codec->afg ? codec->afg : codec->mfg; codec->subsystem_id = - snd_hda_codec_read(codec, nid, 0, + snd_hda_codec_read(codec, fg, 0, AC_VERB_GET_SUBSYSTEM_ID, 0); } +#ifdef CONFIG_PM + codec->d3_stop_clk = snd_hda_codec_get_supported_ps(codec, fg, + AC_PWRST_CLKSTOP); +#endif + codec->epss = snd_hda_codec_get_supported_ps(codec, fg, + AC_PWRST_EPSS); +#ifdef CONFIG_PM + if (!codec->d3_stop_clk || !codec->epss) + bus->power_keep_link_on = 1; +#endif + + /* power-up all before initialization */ - hda_set_power_state(codec, - codec->afg ? codec->afg : codec->mfg, - AC_PWRST_D0); + hda_set_power_state(codec, AC_PWRST_D0); snd_hda_codec_proc_new(codec); @@ -1145,6 +1561,10 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, codec->subsystem_id, codec->revision_id); snd_component_add(codec->bus->card, component); + err = snd_device_new(bus->card, SNDRV_DEV_CODEC, codec, &dev_ops); + if (err < 0) + goto error; + if (codecp) *codecp = codec; return 0; @@ -1153,7 +1573,56 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, snd_hda_codec_free(codec); return err; } -EXPORT_SYMBOL_HDA(snd_hda_codec_new); +EXPORT_SYMBOL_GPL(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) { + codec_err(codec, "cannot malloc\n"); + return err; + } + + snd_array_free(&codec->init_pins); + err = read_pin_defaults(codec); + + return err; +} +EXPORT_SYMBOL_GPL(snd_hda_codec_update_widgets); + + +#if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI) +/* if all audio out widgets are digital, let's assume the codec as a HDMI/DP */ +static bool is_likely_hdmi_codec(struct hda_codec *codec) +{ + 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); + switch (get_wcaps_type(wcaps)) { + case AC_WID_AUD_IN: + return false; /* HDMI parser supports only HDMI out */ + case AC_WID_AUD_OUT: + if (!(wcaps & AC_WCAP_DIGITAL)) + return false; + break; + } + } + return true; +} +#else +/* no HDMI codec parser support */ +#define is_likely_hdmi_codec(codec) false +#endif /* CONFIG_SND_HDA_CODEC_HDMI */ /** * snd_hda_codec_configure - (Re-)configure the HD-audio codec @@ -1166,6 +1635,7 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_new); */ int snd_hda_codec_configure(struct hda_codec *codec) { + int (*patch)(struct hda_codec *) = NULL; int err; codec->preset = find_codec_preset(codec); @@ -1175,60 +1645,58 @@ int snd_hda_codec_configure(struct hda_codec *codec) return err; } - if (is_generic_config(codec)) { - err = snd_hda_parse_generic_codec(codec); - goto patched; - } - if (codec->preset && codec->preset->patch) { - err = codec->preset->patch(codec); - goto patched; + if (!is_generic_config(codec) && codec->preset) + patch = codec->preset->patch; + if (!patch) { + unload_parser(codec); /* to be sure */ + if (is_likely_hdmi_codec(codec)) { +#if IS_MODULE(CONFIG_SND_HDA_CODEC_HDMI) + patch = load_parser(codec, snd_hda_parse_hdmi_codec); +#elif IS_BUILTIN(CONFIG_SND_HDA_CODEC_HDMI) + patch = snd_hda_parse_hdmi_codec; +#endif + } + if (!patch) { +#if IS_MODULE(CONFIG_SND_HDA_GENERIC) + patch = load_parser(codec, snd_hda_parse_generic_codec); +#elif IS_BUILTIN(CONFIG_SND_HDA_GENERIC) + patch = snd_hda_parse_generic_codec; +#endif + } + if (!patch) { + codec_err(codec, "No codec parser is available\n"); + return -ENODEV; + } } - /* call the default parser */ - err = snd_hda_parse_generic_codec(codec); - if (err < 0) - printk(KERN_ERR "hda-codec: No codec parser is available\n"); + err = patch(codec); + if (err < 0) { + unload_parser(codec); + return err; + } - patched: - if (!err && codec->patch_ops.unsol_event) + if (codec->patch_ops.unsol_event) { err = init_unsol_queue(codec->bus); + if (err < 0) + return err; + } + /* audio codec should override the mixer name */ - if (!err && (codec->afg || !*codec->bus->card->mixername)) + if (codec->afg || !*codec->bus->card->mixername) snprintf(codec->bus->card->mixername, sizeof(codec->bus->card->mixername), "%s %s", codec->vendor_name, codec->chip_name); - return err; + return 0; } -EXPORT_SYMBOL_HDA(snd_hda_codec_configure); +EXPORT_SYMBOL_GPL(snd_hda_codec_configure); -/** - * snd_hda_codec_setup_stream - set up the codec for streaming - * @codec: the CODEC to set up - * @nid: the NID to set up - * @stream_tag: stream tag to pass, it's between 0x1 and 0xf. - * @channel_id: channel id to pass, zero based. - * @format: stream format. - */ -void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, - u32 stream_tag, - int channel_id, int format) +/* update the stream-id if changed */ +static void update_pcm_stream_id(struct hda_codec *codec, + struct hda_cvt_setup *p, hda_nid_t nid, + u32 stream_tag, int channel_id) { - struct hda_codec *c; - struct hda_cvt_setup *p; unsigned int oldval, newval; - int type; - int i; - - if (!nid) - return; - snd_printdd("hda_codec_setup_stream: " - "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", - nid, stream_tag, channel_id, format); - p = get_hda_cvt_setup(codec, nid); - if (!p) - return; - /* update the stream-id if changed */ if (p->stream_tag != stream_tag || p->channel_id != channel_id) { oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); newval = (stream_tag << 4) | channel_id; @@ -1239,7 +1707,14 @@ void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, p->stream_tag = stream_tag; p->channel_id = channel_id; } - /* update the format-id if changed */ +} + +/* update the format-id if changed */ +static void update_pcm_format(struct hda_codec *codec, struct hda_cvt_setup *p, + hda_nid_t nid, int format) +{ + unsigned int oldval; + if (p->format_id != format) { oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_STREAM_FORMAT, 0); @@ -1251,6 +1726,41 @@ void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, } p->format_id = format; } +} + +/** + * snd_hda_codec_setup_stream - set up the codec for streaming + * @codec: the CODEC to set up + * @nid: the NID to set up + * @stream_tag: stream tag to pass, it's between 0x1 and 0xf. + * @channel_id: channel id to pass, zero based. + * @format: stream format. + */ +void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, + u32 stream_tag, + int channel_id, int format) +{ + struct hda_codec *c; + struct hda_cvt_setup *p; + int type; + int i; + + if (!nid) + return; + + codec_dbg(codec, + "hda_codec_setup_stream: 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) + return; + + if (codec->pcm_format_first) + update_pcm_format(codec, p, nid, format); + update_pcm_stream_id(codec, p, nid, stream_tag, channel_id); + if (!codec->pcm_format_first) + update_pcm_format(codec, p, nid, format); + p->active = 1; p->dirty = 0; @@ -1260,12 +1770,12 @@ void snd_hda_codec_setup_stream(struct hda_codec *codec, hda_nid_t nid, for (i = 0; i < c->cvt_setups.used; i++) { p = snd_array_elem(&c->cvt_setups, i); if (!p->active && p->stream_tag == stream_tag && - get_wcaps_type(get_wcaps(codec, p->nid)) == type) + get_wcaps_type(get_wcaps(c, p->nid)) == type) p->dirty = 1; } } } -EXPORT_SYMBOL_HDA(snd_hda_codec_setup_stream); +EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream); static void really_cleanup_stream(struct hda_codec *codec, struct hda_cvt_setup *q); @@ -1287,7 +1797,7 @@ void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, if (codec->no_sticky_stream) do_now = 1; - snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid); + codec_dbg(codec, "hda_codec_cleanup_stream: NID=0x%x\n", nid); p = get_hda_cvt_setup(codec, nid); if (p) { /* here we just clear the active flag when do_now isn't set; @@ -1300,14 +1810,17 @@ void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, p->active = 0; } } -EXPORT_SYMBOL_HDA(__snd_hda_codec_cleanup_stream); +EXPORT_SYMBOL_GPL(__snd_hda_codec_cleanup_stream); static void really_cleanup_stream(struct hda_codec *codec, struct hda_cvt_setup *q) { hda_nid_t nid = q->nid; - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0); - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0); + if (q->stream_tag || q->channel_id) + snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0); + if (q->format_id) + snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0 +); memset(q, 0, sizeof(*q)); q->nid = nid; } @@ -1328,6 +1841,7 @@ static void purify_inactive_streams(struct hda_codec *codec) } } +#ifdef CONFIG_PM /* clean up all streams; called from suspend */ static void hda_cleanup_all_streams(struct hda_codec *codec) { @@ -1339,6 +1853,7 @@ static void hda_cleanup_all_streams(struct hda_codec *codec) really_cleanup_stream(codec, p); } } +#endif /* * amp access functions @@ -1353,7 +1868,7 @@ static void hda_cleanup_all_streams(struct hda_codec *codec) #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 init_hda_cache(struct hda_cache_rec *cache, unsigned int record_size) { memset(cache, 0, sizeof(*cache)); @@ -1396,6 +1911,7 @@ 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; @@ -1410,6 +1926,60 @@ get_alloc_amp_hash(struct hda_codec *codec, u32 key) return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key); } +/* overwrite the value with the key in the caps hash */ +static int write_caps_hash(struct hda_codec *codec, u32 key, unsigned int val) +{ + struct hda_amp_info *info; + + mutex_lock(&codec->hash_mutex); + info = get_alloc_amp_hash(codec, key); + if (!info) { + mutex_unlock(&codec->hash_mutex); + return -EINVAL; + } + info->amp_caps = val; + info->head.val |= INFO_AMP_CAPS; + mutex_unlock(&codec->hash_mutex); + return 0; +} + +/* query the value from the caps hash; if not found, fetch the current + * value from the given function and store in the hash + */ +static unsigned int +query_caps_hash(struct hda_codec *codec, hda_nid_t nid, int dir, u32 key, + unsigned int (*func)(struct hda_codec *, hda_nid_t, int)) +{ + struct hda_amp_info *info; + unsigned int val; + + mutex_lock(&codec->hash_mutex); + info = get_alloc_amp_hash(codec, key); + if (!info) { + mutex_unlock(&codec->hash_mutex); + return 0; + } + if (!(info->head.val & INFO_AMP_CAPS)) { + mutex_unlock(&codec->hash_mutex); /* for reentrance */ + val = func(codec, nid, dir); + write_caps_hash(codec, key, val); + } else { + val = info->amp_caps; + mutex_unlock(&codec->hash_mutex); + } + return val; +} + +static unsigned int read_amp_cap(struct hda_codec *codec, hda_nid_t nid, + int direction) +{ + if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD)) + nid = codec->afg; + return snd_hda_param_read(codec, nid, + direction == HDA_OUTPUT ? + AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP); +} + /** * query_amp_caps - query AMP capabilities * @codec: the HD-auio codec @@ -1424,24 +1994,11 @@ get_alloc_amp_hash(struct hda_codec *codec, u32 key) */ u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) { - struct hda_amp_info *info; - - info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0)); - if (!info) - return 0; - if (!(info->head.val & INFO_AMP_CAPS)) { - if (!(get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD)) - nid = codec->afg; - info->amp_caps = snd_hda_param_read(codec, nid, - direction == HDA_OUTPUT ? - AC_PAR_AMP_OUT_CAP : - AC_PAR_AMP_IN_CAP); - if (info->amp_caps) - info->head.val |= INFO_AMP_CAPS; - } - return info->amp_caps; + return query_caps_hash(codec, nid, direction, + HDA_HASH_KEY(nid, direction, 0), + read_amp_cap); } -EXPORT_SYMBOL_HDA(query_amp_caps); +EXPORT_SYMBOL_GPL(query_amp_caps); /** * snd_hda_override_amp_caps - Override the AMP capabilities @@ -1459,34 +2016,12 @@ 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) { - struct hda_amp_info *info; - - info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0)); - if (!info) - return -EINVAL; - info->amp_caps = caps; - info->head.val |= INFO_AMP_CAPS; - return 0; + return write_caps_hash(codec, HDA_HASH_KEY(nid, dir, 0), caps); } -EXPORT_SYMBOL_HDA(snd_hda_override_amp_caps); +EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps); -static unsigned int -query_caps_hash(struct hda_codec *codec, hda_nid_t nid, u32 key, - unsigned int (*func)(struct hda_codec *, hda_nid_t)) -{ - struct hda_amp_info *info; - - info = get_alloc_amp_hash(codec, key); - if (!info) - return 0; - if (!info->head.val) { - info->head.val |= INFO_AMP_CAPS; - info->amp_caps = func(codec, nid); - } - return info->amp_caps; -} - -static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid) +static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid, + int dir) { return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); } @@ -1504,75 +2039,68 @@ static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid) */ u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) { - return query_caps_hash(codec, nid, HDA_HASH_PINCAP_KEY(nid), + return query_caps_hash(codec, nid, 0, HDA_HASH_PINCAP_KEY(nid), read_pin_cap); } -EXPORT_SYMBOL_HDA(snd_hda_query_pin_caps); +EXPORT_SYMBOL_GPL(snd_hda_query_pin_caps); /** - * snd_hda_pin_sense - execute pin sense measurement - * @codec: the CODEC to sense - * @nid: the pin NID to sense + * snd_hda_override_pin_caps - Override the pin capabilities + * @codec: the CODEC + * @nid: the NID to override + * @caps: the capability bits to set * - * Execute necessary pin sense measurement and return its Presence Detect, - * Impedance, ELD Valid etc. status bits. - */ -u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid) -{ - u32 pincap; - - if (!codec->no_trigger_sense) { - pincap = snd_hda_query_pin_caps(codec, nid); - if (pincap & AC_PINCAP_TRIG_REQ) /* need trigger? */ - snd_hda_codec_read(codec, nid, 0, - AC_VERB_SET_PIN_SENSE, 0); - } - return snd_hda_codec_read(codec, nid, 0, - AC_VERB_GET_PIN_SENSE, 0); -} -EXPORT_SYMBOL_HDA(snd_hda_pin_sense); - -/** - * snd_hda_jack_detect - query pin Presence Detect status - * @codec: the CODEC to sense - * @nid: the pin NID to sense + * Override the cached PIN capabilitiy bits value by the given one. * - * Query and return the pin's Presence Detect status. + * Returns zero if successful or a negative error code. */ -int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid) +int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, + unsigned int caps) { - u32 sense = snd_hda_pin_sense(codec, nid); - return !!(sense & AC_PINSENSE_PRESENCE); + return write_caps_hash(codec, HDA_HASH_PINCAP_KEY(nid), caps); } -EXPORT_SYMBOL_HDA(snd_hda_jack_detect); +EXPORT_SYMBOL_GPL(snd_hda_override_pin_caps); -/* - * read the current volume to info - * if the cache exists, read the cache value. +/* read or sync the hash value with the current value; + * call within hash_mutex */ -static unsigned int get_vol_mute(struct hda_codec *codec, - struct hda_amp_info *info, hda_nid_t nid, - int ch, int direction, int index) +static struct hda_amp_info * +update_amp_hash(struct hda_codec *codec, hda_nid_t nid, int ch, + int direction, int index, bool init_only) { - u32 val, parm; - - if (info->head.val & INFO_AMP_VOL(ch)) - return info->vol[ch]; + struct hda_amp_info *info; + unsigned int parm, val = 0; + bool val_read = false; - parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT; - parm |= direction == HDA_OUTPUT ? AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; - parm |= index; - val = snd_hda_codec_read(codec, nid, 0, + retry: + info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index)); + if (!info) + return NULL; + if (!(info->head.val & INFO_AMP_VOL(ch))) { + if (!val_read) { + mutex_unlock(&codec->hash_mutex); + parm = ch ? AC_AMP_GET_RIGHT : AC_AMP_GET_LEFT; + parm |= direction == HDA_OUTPUT ? + AC_AMP_GET_OUTPUT : AC_AMP_GET_INPUT; + parm |= index; + val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_AMP_GAIN_MUTE, parm); - info->vol[ch] = val & 0xff; - info->head.val |= INFO_AMP_VOL(ch); - return info->vol[ch]; + val &= 0xff; + val_read = true; + mutex_lock(&codec->hash_mutex); + goto retry; + } + 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 and update the cache + * 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) { @@ -1581,9 +2109,12 @@ 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; - parm |= val; + 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; snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, parm); - info->vol[ch] = val; } /** @@ -1600,12 +2131,48 @@ int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, int direction, int index) { struct hda_amp_info *info; - info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index)); - if (!info) + unsigned int val = 0; + + mutex_lock(&codec->hash_mutex); + info = update_amp_hash(codec, nid, ch, direction, index, false); + if (info) + val = info->vol[ch]; + mutex_unlock(&codec->hash_mutex); + return val; +} +EXPORT_SYMBOL_GPL(snd_hda_codec_amp_read); + +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, init_only); + if (!info) { + mutex_unlock(&codec->hash_mutex); + return 0; + } + val |= info->vol[ch] & ~mask; + if (info->vol[ch] == val) { + mutex_unlock(&codec->hash_mutex); return 0; - return get_vol_mute(codec, info, nid, ch, direction, index); + } + info->vol[ch] = val; + cache_only = info->head.dirty = codec->cached_write; + caps = info->amp_caps; + mutex_unlock(&codec->hash_mutex); + if (!cache_only) + put_vol_mute(codec, caps, nid, ch, direction, idx, val); + return 1; } -EXPORT_SYMBOL_HDA(snd_hda_codec_amp_read); /** * snd_hda_codec_amp_update - update the AMP value @@ -1623,21 +2190,9 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_amp_read); int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, int direction, int idx, int mask, int val) { - struct hda_amp_info *info; - - info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, idx)); - if (!info) - return 0; - if (snd_BUG_ON(mask & ~0xff)) - mask &= 0xff; - val &= mask; - val |= get_vol_mute(codec, info, nid, ch, direction, idx) & ~mask; - if (info->vol[ch] == val) - return 0; - put_vol_mute(codec, info, nid, ch, direction, idx, val); - return 1; + return codec_amp_update(codec, nid, ch, direction, idx, mask, val, false); } -EXPORT_SYMBOL_HDA(snd_hda_codec_amp_update); +EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update); /** * snd_hda_codec_amp_stereo - update the AMP stereo values @@ -1663,9 +2218,33 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo); + +/* 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_GPL(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_GPL(snd_hda_codec_amp_init_stereo); -#ifdef SND_HDA_NEEDS_RESUME /** * snd_hda_codec_resume_amp - Resume all AMP commands from the cache * @codec: HD-audio codec @@ -1674,28 +2253,40 @@ 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 /* SND_HDA_NEEDS_RESUME */ +EXPORT_SYMBOL_GPL(snd_hda_codec_resume_amp); static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int ofs) @@ -1728,14 +2319,14 @@ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, uinfo->value.integer.min = 0; uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs); if (!uinfo->value.integer.max) { - printk(KERN_WARNING "hda_codec: " - "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid, - kcontrol->id.name); + codec_warn(codec, + "num_steps = 0 for NID=0x%x (ctl = %s)\n", + nid, kcontrol->id.name); return -EINVAL; } return 0; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_info); +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_info); static inline unsigned int @@ -1792,7 +2383,7 @@ int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, *valp = read_amp_value(codec, nid, 1, dir, idx, ofs); return 0; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_volume_get); +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_get); /** * snd_hda_mixer_amp_volume_put - Put callback for a standard AMP mixer volume @@ -1822,7 +2413,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_volume_put); /** * snd_hda_mixer_amp_volume_put - TLV callback for a standard AMP mixer volume @@ -1848,7 +2439,7 @@ int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT); val1 += ofs; val1 = ((int)val1) * ((int)val2); - if (min_mute) + if (min_mute || (caps & AC_AMPCAP_MIN_MUTE)) val2 |= TLV_DB_SCALE_MUTE; if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv)) return -EFAULT; @@ -1860,7 +2451,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_tlv); /** * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control @@ -1888,16 +2479,16 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_set_vmaster_tlv); /* find a mixer control element with the given name */ static struct snd_kcontrol * -_snd_hda_find_mixer_ctl(struct hda_codec *codec, - const char *name, int idx) +find_mixer_ctl(struct hda_codec *codec, const char *name, int dev, int idx) { struct snd_ctl_elem_id id; memset(&id, 0, sizeof(id)); id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; + id.device = dev; id.index = idx; if (snd_BUG_ON(strlen(name) >= sizeof(id.name))) return NULL; @@ -1915,9 +2506,21 @@ _snd_hda_find_mixer_ctl(struct hda_codec *codec, struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, const char *name) { - return _snd_hda_find_mixer_ctl(codec, name, 0); + return find_mixer_ctl(codec, name, 0, 0); +} +EXPORT_SYMBOL_GPL(snd_hda_find_mixer_ctl); + +static int find_empty_mixer_ctl_idx(struct hda_codec *codec, const char *name, + int start_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; } -EXPORT_SYMBOL_HDA(snd_hda_find_mixer_ctl); /** * snd_hda_ctl_add - Add a control element and assign to the codec @@ -1965,7 +2568,7 @@ int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, item->flags = flags; return 0; } -EXPORT_SYMBOL_HDA(snd_hda_ctl_add); +EXPORT_SYMBOL_GPL(snd_hda_ctl_add); /** * snd_hda_add_nid - Assign a NID to a control element @@ -1992,11 +2595,11 @@ int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, item->nid = nid; return 0; } - printk(KERN_ERR "hda-codec: no NID for mapping control %s:%d:%d\n", - kctl->id.name, kctl->id.index, index); + codec_err(codec, "no NID for mapping control %s:%d:%d\n", + kctl->id.name, kctl->id.index, index); return -EINVAL; } -EXPORT_SYMBOL_HDA(snd_hda_add_nid); +EXPORT_SYMBOL_GPL(snd_hda_add_nid); /** * snd_hda_ctls_clear - Clear all controls assigned to the given codec @@ -2015,24 +2618,50 @@ void snd_hda_ctls_clear(struct hda_codec *codec) /* pseudo device locking * toggle card->shutdown to allow/disallow the device access (as a hack) */ -static int hda_lock_devices(struct snd_card *card) +int snd_hda_lock_devices(struct hda_bus *bus) { + struct snd_card *card = bus->card; + struct hda_codec *codec; + spin_lock(&card->files_lock); - if (card->shutdown) { - spin_unlock(&card->files_lock); - return -EINVAL; - } + if (card->shutdown) + goto err_unlock; card->shutdown = 1; + if (!list_empty(&card->ctl_files)) + goto err_clear; + + list_for_each_entry(codec, &bus->codec_list, list) { + int pcm; + for (pcm = 0; pcm < codec->num_pcms; pcm++) { + struct hda_pcm *cpcm = &codec->pcm_info[pcm]; + if (!cpcm->pcm) + continue; + if (cpcm->pcm->streams[0].substream_opened || + cpcm->pcm->streams[1].substream_opened) + goto err_clear; + } + } spin_unlock(&card->files_lock); return 0; + + err_clear: + card->shutdown = 0; + err_unlock: + spin_unlock(&card->files_lock); + return -EINVAL; } +EXPORT_SYMBOL_GPL(snd_hda_lock_devices); -static void hda_unlock_devices(struct snd_card *card) +void snd_hda_unlock_devices(struct hda_bus *bus) { + struct snd_card *card = bus->card; + + card = bus->card; spin_lock(&card->files_lock); card->shutdown = 0; spin_unlock(&card->files_lock); } +EXPORT_SYMBOL_GPL(snd_hda_unlock_devices); /** * snd_hda_codec_reset - Clear all objects assigned to the codec @@ -2046,44 +2675,33 @@ static void hda_unlock_devices(struct snd_card *card) */ int snd_hda_codec_reset(struct hda_codec *codec) { - struct snd_card *card = codec->bus->card; - int i, pcm; + struct hda_bus *bus = codec->bus; + struct snd_card *card = bus->card; + int i; - if (hda_lock_devices(card) < 0) + if (snd_hda_lock_devices(bus) < 0) return -EBUSY; - /* check whether the codec isn't used by any mixer or PCM streams */ - if (!list_empty(&card->ctl_files)) { - hda_unlock_devices(card); - return -EBUSY; - } - for (pcm = 0; pcm < codec->num_pcms; pcm++) { - struct hda_pcm *cpcm = &codec->pcm_info[pcm]; - if (!cpcm->pcm) - continue; - if (cpcm->pcm->streams[0].substream_opened || - cpcm->pcm->streams[1].substream_opened) { - hda_unlock_devices(card); - return -EBUSY; - } - } /* OK, let it free */ - -#ifdef CONFIG_SND_HDA_POWER_SAVE - cancel_delayed_work(&codec->power_work); - flush_workqueue(codec->bus->workq); + cancel_delayed_work_sync(&codec->jackpoll_work); +#ifdef CONFIG_PM + cancel_delayed_work_sync(&codec->power_work); + flush_workqueue(bus->workq); #endif snd_hda_ctls_clear(codec); - /* relase PCMs */ + /* release PCMs */ for (i = 0; i < codec->num_pcms; i++) { if (codec->pcm_info[i].pcm) { snd_device_free(card, codec->pcm_info[i].pcm); clear_bit(codec->pcm_info[i].device, - codec->bus->pcm_dev_bits); + bus->pcm_dev_bits); } } + snd_hda_detach_beep_device(codec); if (codec->patch_ops.free) codec->patch_ops.free(codec); + memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); + snd_hda_jack_tbl_clear(codec); codec->proc_widget_hook = NULL; codec->spec = NULL; free_hda_cache(&codec->amp_cache); @@ -2092,27 +2710,132 @@ int snd_hda_codec_reset(struct hda_codec *codec) init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); /* free only driver_pins so that init_pins + user_pins are restored */ snd_array_free(&codec->driver_pins); - restore_pincfgs(codec); + 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; - memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); codec->slave_dig_outs = NULL; codec->spdif_status_reset = 0; + unload_parser(codec); module_put(codec->owner); codec->owner = NULL; /* allow device access again */ - hda_unlock_devices(card); + snd_hda_unlock_devices(bus); + return 0; +} + +typedef int (*map_slave_func_t)(void *, struct snd_kcontrol *); + +/* apply the function to all matching slave ctls in the mixer list */ +static int map_slaves(struct hda_codec *codec, const char * const *slaves, + const char *suffix, map_slave_func_t func, void *data) +{ + struct hda_nid_item *items; + const char * const *s; + int i, err; + + items = codec->mixers.list; + for (i = 0; i < codec->mixers.used; i++) { + struct snd_kcontrol *sctl = items[i].kctl; + if (!sctl || sctl->id.iface != SNDRV_CTL_ELEM_IFACE_MIXER) + continue; + for (s = slaves; *s; s++) { + char tmpname[sizeof(sctl->id.name)]; + const char *name = *s; + if (suffix) { + snprintf(tmpname, sizeof(tmpname), "%s %s", + name, suffix); + name = tmpname; + } + if (!strcmp(sctl->id.name, name)) { + err = func(data, sctl); + if (err) + return err; + break; + } + } + } + return 0; +} + +static int check_slave_present(void *data, struct snd_kcontrol *sctl) +{ + return 1; +} + +/* guess the value corresponding to 0dB */ +static int get_kctl_0dB_offset(struct snd_kcontrol *kctl, int *step_to_check) +{ + int _tlv[4]; + const int *tlv = NULL; + int val = -1; + + if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) { + /* FIXME: set_fs() hack for obtaining user-space TLV data */ + mm_segment_t fs = get_fs(); + set_fs(get_ds()); + if (!kctl->tlv.c(kctl, 0, sizeof(_tlv), _tlv)) + tlv = _tlv; + set_fs(fs); + } else if (kctl->vd[0].access & SNDRV_CTL_ELEM_ACCESS_TLV_READ) + tlv = kctl->tlv.p; + if (tlv && tlv[0] == SNDRV_CTL_TLVT_DB_SCALE) { + int step = tlv[3]; + step &= ~TLV_DB_SCALE_MUTE; + if (!step) + return -1; + if (*step_to_check && *step_to_check != step) { + snd_printk(KERN_ERR "hda_codec: Mismatching dB step for vmaster slave (%d!=%d)\n", +- *step_to_check, step); + return -1; + } + *step_to_check = step; + val = -tlv[2] / step; + } + return val; +} + +/* call kctl->put with the given value(s) */ +static int put_kctl_with_value(struct snd_kcontrol *kctl, int val) +{ + struct snd_ctl_elem_value *ucontrol; + ucontrol = kzalloc(sizeof(*ucontrol), GFP_KERNEL); + if (!ucontrol) + return -ENOMEM; + ucontrol->value.integer.value[0] = val; + ucontrol->value.integer.value[1] = val; + kctl->put(kctl, ucontrol); + kfree(ucontrol); + return 0; +} + +/* initialize the slave volume with 0dB */ +static int init_slave_0dB(void *data, struct snd_kcontrol *slave) +{ + int offset = get_kctl_0dB_offset(slave, data); + if (offset > 0) + put_kctl_with_value(slave, offset); return 0; } +/* unmute the slave */ +static int init_slave_unmute(void *data, struct snd_kcontrol *slave) +{ + return put_kctl_with_value(slave, 1); +} + /** * snd_hda_add_vmaster - create a virtual master control and add slaves * @codec: HD-audio codec * @name: vmaster control name * @tlv: TLV data (optional) * @slaves: slave control names (optional) + * @suffix: suffix string to each slave name (optional) + * @init_slave_vol: initialize slaves to unmute/0dB + * @ctl_ret: store the vmaster kcontrol in return * * Create a virtual master control with the given name. The TLV data * must be either NULL or a valid data. @@ -2123,17 +2846,20 @@ int snd_hda_codec_reset(struct hda_codec *codec) * * This function returns zero if successful or a negative error code. */ -int snd_hda_add_vmaster(struct hda_codec *codec, char *name, - unsigned int *tlv, const char **slaves) +int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, + unsigned int *tlv, const char * const *slaves, + const char *suffix, bool init_slave_vol, + struct snd_kcontrol **ctl_ret) { struct snd_kcontrol *kctl; - const char **s; int err; - for (s = slaves; *s && !snd_hda_find_mixer_ctl(codec, *s); s++) - ; - if (!*s) { - snd_printdd("No slave found for %s\n", name); + if (ctl_ret) + *ctl_ret = NULL; + + err = map_slaves(codec, slaves, suffix, check_slave_present, NULL); + if (err != 1) { + codec_dbg(codec, "No slave found for %s\n", name); return 0; } kctl = snd_ctl_make_virtual_master(name, tlv); @@ -2143,26 +2869,126 @@ int snd_hda_add_vmaster(struct hda_codec *codec, char *name, if (err < 0) return err; - for (s = slaves; *s; s++) { - struct snd_kcontrol *sctl; - int i = 0; - for (;;) { - sctl = _snd_hda_find_mixer_ctl(codec, *s, i); - if (!sctl) { - if (!i) - snd_printdd("Cannot find slave %s, " - "skipped\n", *s); - break; - } - err = snd_ctl_add_slave(kctl, sctl); - if (err < 0) - return err; - i++; - } + err = map_slaves(codec, slaves, suffix, + (map_slave_func_t)snd_ctl_add_slave, kctl); + if (err < 0) + return err; + + /* init with master mute & zero volume */ + put_kctl_with_value(kctl, 0); + if (init_slave_vol) { + int step = 0; + map_slaves(codec, slaves, suffix, + tlv ? init_slave_0dB : init_slave_unmute, &step); } + + if (ctl_ret) + *ctl_ret = kctl; return 0; } -EXPORT_SYMBOL_HDA(snd_hda_add_vmaster); +EXPORT_SYMBOL_GPL(__snd_hda_add_vmaster); + +/* + * mute-LED control using vmaster + */ +static int vmaster_mute_mode_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = { + "On", "Off", "Follow Master" + }; + unsigned int index; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = 3; + index = uinfo->value.enumerated.item; + if (index >= 3) + index = 2; + strcpy(uinfo->value.enumerated.name, texts[index]); + return 0; +} + +static int vmaster_mute_mode_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); + ucontrol->value.enumerated.item[0] = hook->mute_mode; + return 0; +} + +static int vmaster_mute_mode_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hda_vmaster_mute_hook *hook = snd_kcontrol_chip(kcontrol); + unsigned int old_mode = hook->mute_mode; + + hook->mute_mode = ucontrol->value.enumerated.item[0]; + if (hook->mute_mode > HDA_VMUTE_FOLLOW_MASTER) + hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; + if (old_mode == hook->mute_mode) + return 0; + snd_hda_sync_vmaster_hook(hook); + return 1; +} + +static struct snd_kcontrol_new vmaster_mute_mode = { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Mute-LED Mode", + .info = vmaster_mute_mode_info, + .get = vmaster_mute_mode_get, + .put = vmaster_mute_mode_put, +}; + +/* + * Add a mute-LED hook with the given vmaster switch kctl + * "Mute-LED Mode" control is automatically created and associated with + * the given hook. + */ +int snd_hda_add_vmaster_hook(struct hda_codec *codec, + struct hda_vmaster_mute_hook *hook, + bool expose_enum_ctl) +{ + struct snd_kcontrol *kctl; + + if (!hook->hook || !hook->sw_kctl) + return 0; + snd_ctl_add_vmaster_hook(hook->sw_kctl, hook->hook, codec); + hook->codec = codec; + hook->mute_mode = HDA_VMUTE_FOLLOW_MASTER; + if (!expose_enum_ctl) + return 0; + kctl = snd_ctl_new1(&vmaster_mute_mode, hook); + if (!kctl) + return -ENOMEM; + return snd_hda_ctl_add(codec, 0, kctl); +} +EXPORT_SYMBOL_GPL(snd_hda_add_vmaster_hook); + +/* + * Call the hook with the current value for synchronization + * Should be called in init callback + */ +void snd_hda_sync_vmaster_hook(struct hda_vmaster_mute_hook *hook) +{ + if (!hook->hook || !hook->codec) + return; + /* don't call vmaster hook in the destructor since it might have + * been already destroyed + */ + if (hook->codec->bus->shutdown) + return; + switch (hook->mute_mode) { + case HDA_VMUTE_FOLLOW_MASTER: + snd_ctl_sync_vmaster_hook(hook->sw_kctl); + break; + default: + hook->hook(hook->codec, hook->mute_mode); + break; + } +} +EXPORT_SYMBOL_GPL(snd_hda_sync_vmaster_hook); + /** * snd_hda_mixer_amp_switch_info - Info callback for a standard AMP mixer switch @@ -2181,7 +3007,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_info); /** * snd_hda_mixer_amp_switch_get - Get callback for a standard AMP mixer switch @@ -2207,7 +3033,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_get); /** * snd_hda_mixer_amp_switch_put - Put callback for a standard AMP mixer switch @@ -2241,26 +3067,7 @@ 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); - -#ifdef CONFIG_SND_HDA_INPUT_BEEP -/** - * snd_hda_mixer_amp_switch_put_beep - Put callback for a beep AMP switch - * - * This function calls snd_hda_enable_beep_device(), which behaves differently - * depending on beep_mode option. - */ -int snd_hda_mixer_amp_switch_put_beep(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct hda_codec *codec = snd_kcontrol_chip(kcontrol); - long *valp = ucontrol->value.integer.value; - - snd_hda_enable_beep_device(codec, *valp); - return snd_hda_mixer_amp_switch_put(kcontrol, ucontrol); -} -EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put_beep); -#endif /* CONFIG_SND_HDA_INPUT_BEEP */ +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put); /* * bound volume controls @@ -2292,7 +3099,7 @@ int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, mutex_unlock(&codec->control_mutex); return err; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_get); +EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_get); /** * snd_hda_mixer_bind_switch_put - Put callback for a bound volume control @@ -2322,7 +3129,7 @@ int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, mutex_unlock(&codec->control_mutex); return err < 0 ? err : change; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_put); +EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_switch_put); /** * snd_hda_mixer_bind_ctls_info - Info callback for a generic bound control @@ -2345,7 +3152,7 @@ int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol, mutex_unlock(&codec->control_mutex); return err; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_info); +EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_info); /** * snd_hda_mixer_bind_ctls_get - Get callback for a generic bound control @@ -2368,7 +3175,7 @@ int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol, mutex_unlock(&codec->control_mutex); return err; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_get); +EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_get); /** * snd_hda_mixer_bind_ctls_put - Put callback for a generic bound control @@ -2397,7 +3204,7 @@ int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol, mutex_unlock(&codec->control_mutex); return err < 0 ? err : change; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_put); +EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_ctls_put); /** * snd_hda_mixer_bind_tlv - TLV callback for a generic bound control @@ -2420,7 +3227,7 @@ int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag, mutex_unlock(&codec->control_mutex); return err; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_tlv); +EXPORT_SYMBOL_GPL(snd_hda_mixer_bind_tlv); struct hda_ctl_ops snd_hda_bind_vol = { .info = snd_hda_mixer_amp_volume_info, @@ -2428,7 +3235,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_bind_vol); struct hda_ctl_ops snd_hda_bind_sw = { .info = snd_hda_mixer_amp_switch_info, @@ -2436,7 +3243,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_bind_sw); /* * SPDIF out controls @@ -2475,11 +3282,16 @@ static int snd_hda_spdif_default_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + int idx = kcontrol->private_value; + struct hda_spdif_out *spdif; - ucontrol->value.iec958.status[0] = codec->spdif_status & 0xff; - ucontrol->value.iec958.status[1] = (codec->spdif_status >> 8) & 0xff; - ucontrol->value.iec958.status[2] = (codec->spdif_status >> 16) & 0xff; - ucontrol->value.iec958.status[3] = (codec->spdif_status >> 24) & 0xff; + mutex_lock(&codec->spdif_mutex); + spdif = snd_array_elem(&codec->spdif_out, idx); + ucontrol->value.iec958.status[0] = spdif->status & 0xff; + ucontrol->value.iec958.status[1] = (spdif->status >> 8) & 0xff; + ucontrol->value.iec958.status[2] = (spdif->status >> 16) & 0xff; + ucontrol->value.iec958.status[3] = (spdif->status >> 24) & 0xff; + mutex_unlock(&codec->spdif_mutex); return 0; } @@ -2523,7 +3335,7 @@ static unsigned int convert_to_spdif_status(unsigned short val) if (val & AC_DIG1_PROFESSIONAL) sbits |= IEC958_AES0_PROFESSIONAL; if (sbits & IEC958_AES0_PROFESSIONAL) { - if (sbits & AC_DIG1_EMPHASIS) + if (val & AC_DIG1_EMPHASIS) sbits |= IEC958_AES0_PRO_EMPHASIS_5015; } else { if (val & AC_DIG1_EMPHASIS) @@ -2541,7 +3353,7 @@ static unsigned int convert_to_spdif_status(unsigned short val) static void set_dig_out(struct hda_codec *codec, hda_nid_t nid, int verb, int val) { - hda_nid_t *d; + const hda_nid_t *d; snd_hda_codec_write_cache(codec, nid, 0, verb, val); d = codec->slave_dig_outs; @@ -2564,23 +3376,25 @@ static int snd_hda_spdif_default_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); - hda_nid_t nid = kcontrol->private_value; + int idx = kcontrol->private_value; + struct hda_spdif_out *spdif; + hda_nid_t nid; unsigned short val; int change; mutex_lock(&codec->spdif_mutex); - codec->spdif_status = ucontrol->value.iec958.status[0] | + spdif = snd_array_elem(&codec->spdif_out, idx); + nid = spdif->nid; + spdif->status = ucontrol->value.iec958.status[0] | ((unsigned int)ucontrol->value.iec958.status[1] << 8) | ((unsigned int)ucontrol->value.iec958.status[2] << 16) | ((unsigned int)ucontrol->value.iec958.status[3] << 24); - val = convert_from_spdif_status(codec->spdif_status); - val |= codec->spdif_ctls & 1; - change = codec->spdif_ctls != val; - codec->spdif_ctls = val; - - if (change) + val = convert_from_spdif_status(spdif->status); + val |= spdif->ctls & 1; + change = spdif->ctls != val; + spdif->ctls = val; + if (change && nid != (u16)-1) set_dig_out_convert(codec, nid, val & 0xff, (val >> 8) & 0xff); - mutex_unlock(&codec->spdif_mutex); return change; } @@ -2591,33 +3405,47 @@ static int snd_hda_spdif_out_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + int idx = kcontrol->private_value; + struct hda_spdif_out *spdif; - ucontrol->value.integer.value[0] = codec->spdif_ctls & AC_DIG1_ENABLE; + mutex_lock(&codec->spdif_mutex); + spdif = snd_array_elem(&codec->spdif_out, idx); + ucontrol->value.integer.value[0] = spdif->ctls & AC_DIG1_ENABLE; + mutex_unlock(&codec->spdif_mutex); return 0; } +static inline void set_spdif_ctls(struct hda_codec *codec, hda_nid_t nid, + int dig1, int dig2) +{ + set_dig_out_convert(codec, nid, dig1, dig2); + /* unmute amp switch (if any) */ + if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) && + (dig1 & AC_DIG1_ENABLE)) + snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0, + HDA_AMP_MUTE, 0); +} + static int snd_hda_spdif_out_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); - hda_nid_t nid = kcontrol->private_value; + int idx = kcontrol->private_value; + struct hda_spdif_out *spdif; + hda_nid_t nid; unsigned short val; int change; mutex_lock(&codec->spdif_mutex); - val = codec->spdif_ctls & ~AC_DIG1_ENABLE; + spdif = snd_array_elem(&codec->spdif_out, idx); + nid = spdif->nid; + val = spdif->ctls & ~AC_DIG1_ENABLE; if (ucontrol->value.integer.value[0]) val |= AC_DIG1_ENABLE; - change = codec->spdif_ctls != val; - if (change) { - codec->spdif_ctls = val; - set_dig_out_convert(codec, nid, val & 0xff, -1); - /* unmute amp switch (if any) */ - if ((get_wcaps(codec, nid) & AC_WCAP_OUT_AMP) && - (val & AC_DIG1_ENABLE)) - snd_hda_codec_amp_stereo(codec, nid, HDA_OUTPUT, 0, - HDA_AMP_MUTE, 0); - } + change = spdif->ctls != val; + spdif->ctls = val; + if (change && nid != (u16)-1) + set_spdif_ctls(codec, nid, val & 0xff, -1); mutex_unlock(&codec->spdif_mutex); return change; } @@ -2654,51 +3482,116 @@ static struct snd_kcontrol_new dig_mixes[] = { { } /* end */ }; -#define SPDIF_MAX_IDX 4 /* 4 instances should be enough to probe */ - /** - * snd_hda_create_spdif_out_ctls - create Output SPDIF-related controls + * snd_hda_create_dig_out_ctls - create Output SPDIF-related controls * @codec: the HDA codec - * @nid: audio out widget NID - * - * Creates controls related with the SPDIF output. - * Called from each patch supporting the SPDIF out. + * @associated_nid: NID that new ctls associated with + * @cvt_nid: converter NID + * @type: HDA_PCM_TYPE_* + * Creates controls related with the digital output. + * Called from each patch supporting the digital out. * * Returns 0 if successful, or a negative error code. */ -int snd_hda_create_spdif_out_ctls(struct hda_codec *codec, hda_nid_t nid) +int snd_hda_create_dig_out_ctls(struct hda_codec *codec, + hda_nid_t associated_nid, + hda_nid_t cvt_nid, + int type) { int err; struct snd_kcontrol *kctl; struct snd_kcontrol_new *dig_mix; - int idx; + int idx = 0; + const int spdif_index = 16; + struct hda_spdif_out *spdif; + struct hda_bus *bus = codec->bus; - for (idx = 0; idx < SPDIF_MAX_IDX; idx++) { - if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Playback Switch", - idx)) - break; + if (bus->primary_dig_out_type == HDA_PCM_TYPE_HDMI && + type == HDA_PCM_TYPE_SPDIF) { + idx = spdif_index; + } else if (bus->primary_dig_out_type == HDA_PCM_TYPE_SPDIF && + type == HDA_PCM_TYPE_HDMI) { + /* 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; + } + bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI; } - if (idx >= SPDIF_MAX_IDX) { - printk(KERN_ERR "hda_codec: too many IEC958 outputs\n"); + if (!bus->primary_dig_out_type) + bus->primary_dig_out_type = type; + + idx = find_empty_mixer_ctl_idx(codec, "IEC958 Playback Switch", idx); + if (idx < 0) { + codec_err(codec, "too many IEC958 outputs\n"); return -EBUSY; } + spdif = snd_array_new(&codec->spdif_out); + if (!spdif) + return -ENOMEM; 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_hda_ctl_add(codec, nid, kctl); + kctl->private_value = codec->spdif_out.used - 1; + err = snd_hda_ctl_add(codec, associated_nid, kctl); if (err < 0) return err; } - codec->spdif_ctls = - snd_hda_codec_read(codec, nid, 0, - AC_VERB_GET_DIGI_CONVERT_1, 0); - codec->spdif_status = convert_to_spdif_status(codec->spdif_ctls); + spdif->nid = cvt_nid; + spdif->ctls = snd_hda_codec_read(codec, cvt_nid, 0, + AC_VERB_GET_DIGI_CONVERT_1, 0); + spdif->status = convert_to_spdif_status(spdif->ctls); return 0; } -EXPORT_SYMBOL_HDA(snd_hda_create_spdif_out_ctls); +EXPORT_SYMBOL_GPL(snd_hda_create_dig_out_ctls); + +/* get the hda_spdif_out entry from the given NID + * call within spdif_mutex lock + */ +struct hda_spdif_out *snd_hda_spdif_out_of_nid(struct hda_codec *codec, + hda_nid_t nid) +{ + int i; + for (i = 0; i < codec->spdif_out.used; i++) { + struct hda_spdif_out *spdif = + snd_array_elem(&codec->spdif_out, i); + if (spdif->nid == nid) + return spdif; + } + return NULL; +} +EXPORT_SYMBOL_GPL(snd_hda_spdif_out_of_nid); + +void snd_hda_spdif_ctls_unassign(struct hda_codec *codec, int idx) +{ + struct hda_spdif_out *spdif; + + mutex_lock(&codec->spdif_mutex); + spdif = snd_array_elem(&codec->spdif_out, idx); + spdif->nid = (u16)-1; + mutex_unlock(&codec->spdif_mutex); +} +EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_unassign); + +void snd_hda_spdif_ctls_assign(struct hda_codec *codec, int idx, hda_nid_t nid) +{ + struct hda_spdif_out *spdif; + unsigned short val; + + mutex_lock(&codec->spdif_mutex); + spdif = snd_array_elem(&codec->spdif_out, idx); + if (spdif->nid != nid) { + spdif->nid = nid; + val = spdif->ctls; + set_spdif_ctls(codec, nid, val & 0xff, (val >> 8) & 0xff); + } + mutex_unlock(&codec->spdif_mutex); +} +EXPORT_SYMBOL_GPL(snd_hda_spdif_ctls_assign); /* * SPDIF sharing with analog output @@ -2735,13 +3628,18 @@ static struct snd_kcontrol_new spdif_share_sw = { int snd_hda_create_spdif_share_sw(struct hda_codec *codec, struct hda_multi_out *mout) { + struct snd_kcontrol *kctl; + if (!mout->dig_out_nid) return 0; + + kctl = snd_ctl_new1(&spdif_share_sw, mout); + if (!kctl) + return -ENOMEM; /* ATTENTION: here mout is passed as private_data, instead of codec */ - return snd_hda_ctl_add(codec, mout->dig_out_nid, - snd_ctl_new1(&spdif_share_sw, mout)); + return snd_hda_ctl_add(codec, mout->dig_out_nid, kctl); } -EXPORT_SYMBOL_HDA(snd_hda_create_spdif_share_sw); +EXPORT_SYMBOL_GPL(snd_hda_create_spdif_share_sw); /* * SPDIF input @@ -2829,13 +3727,9 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid) struct snd_kcontrol_new *dig_mix; int idx; - for (idx = 0; idx < SPDIF_MAX_IDX; idx++) { - if (!_snd_hda_find_mixer_ctl(codec, "IEC958 Capture Switch", - idx)) - break; - } - if (idx >= SPDIF_MAX_IDX) { - printk(KERN_ERR "hda_codec: too many IEC958 inputs\n"); + idx = find_empty_mixer_ctl_idx(codec, "IEC958 Capture Switch", 0); + if (idx < 0) { + codec_err(codec, "too many IEC958 inputs\n"); return -EBUSY; } for (dig_mix = dig_in_ctls; dig_mix->name; dig_mix++) { @@ -2853,14 +3747,13 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_create_spdif_in_ctls); -#ifdef SND_HDA_NEEDS_RESUME /* * 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) @@ -2869,7 +3762,7 @@ EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls); * snd_hda_codec_write_cache - send a single command with caching * @codec: the HDA codec * @nid: NID to send the command - * @direct: direct flag + * @flags: optional bit flags * @verb: the verb to send * @parm: the parameter for the verb * @@ -2878,32 +3771,40 @@ EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls); * Returns 0 if successful, or a negative error code. */ int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid, - int direct, unsigned int verb, unsigned int parm) + int flags, 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, flags, 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; } -EXPORT_SYMBOL_HDA(snd_hda_codec_write_cache); +EXPORT_SYMBOL_GPL(snd_hda_codec_write_cache); /** * snd_hda_codec_update_cache - check cache and write the cmd only when needed * @codec: the HDA codec * @nid: NID to send the command - * @direct: direct flag + * @flags: optional bit flags * @verb: the verb to send * @parm: the parameter for the verb * @@ -2914,7 +3815,7 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_write_cache); * Returns 0 if successful, or a negative error code. */ int snd_hda_codec_update_cache(struct hda_codec *codec, hda_nid_t nid, - int direct, unsigned int verb, unsigned int parm) + int flags, unsigned int verb, unsigned int parm) { struct hda_cache_head *c; u32 key; @@ -2930,9 +3831,9 @@ int snd_hda_codec_update_cache(struct hda_codec *codec, hda_nid_t nid, return 0; } mutex_unlock(&codec->bus->cmd_mutex); - return snd_hda_codec_write_cache(codec, nid, direct, verb, parm); + return snd_hda_codec_write_cache(codec, nid, flags, verb, parm); } -EXPORT_SYMBOL_HDA(snd_hda_codec_update_cache); +EXPORT_SYMBOL_GPL(snd_hda_codec_update_cache); /** * snd_hda_codec_resume_cache - Resume the all commands from the cache @@ -2942,18 +3843,29 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_codec_resume_cache); /** * snd_hda_sequence_write_cache - sequence writes with caching @@ -2971,72 +3883,172 @@ 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 */ +EXPORT_SYMBOL_GPL(snd_hda_sequence_write_cache); + +/** + * 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_GPL(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) +{ + 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; + 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, + state); + } +} +EXPORT_SYMBOL_GPL(snd_hda_codec_set_power_to_all); /* - * set power state of the codec + * supported power states check */ -static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg, +static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, hda_nid_t fg, unsigned int power_state) { - hda_nid_t nid; - int i; + int sup = snd_hda_param_read(codec, fg, AC_PAR_POWER_STATE); + + if (sup == -1) + return false; + if (sup & power_state) + return true; + else + return false; +} + +/* + * wait until the state is reached, returns the current state + */ +static unsigned int hda_sync_power_state(struct hda_codec *codec, + hda_nid_t fg, + unsigned int power_state) +{ + unsigned long end_time = jiffies + msecs_to_jiffies(500); + unsigned int state, actual_state; + + for (;;) { + state = snd_hda_codec_read(codec, fg, 0, + AC_VERB_GET_POWER_STATE, 0); + if (state & AC_PWRST_ERROR) + break; + actual_state = (state >> 4) & 0x0f; + if (actual_state == power_state) + break; + if (time_after_eq(jiffies, end_time)) + break; + /* wait until the codec reachs to the target state */ + msleep(1); + } + return state; +} + +/* don't power down the widget if it controls eapd and EAPD_BTLENABLE is set */ +unsigned int snd_hda_codec_eapd_power_filter(struct hda_codec *codec, + hda_nid_t nid, + unsigned int power_state) +{ + if (nid == codec->afg || nid == codec->mfg) + return 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; +} +EXPORT_SYMBOL_GPL(snd_hda_codec_eapd_power_filter); + +/* + * set power state of the codec, and return the power state + */ +static unsigned int hda_set_power_state(struct hda_codec *codec, + unsigned int power_state) +{ + hda_nid_t fg = codec->afg ? codec->afg : codec->mfg; + int count; + unsigned int state; + int flags = 0; /* this delay seems necessary to avoid click noise at power-down */ - if (power_state == AC_PWRST_D3) - msleep(100); - snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE, - power_state); - /* partial workaround for "azx_get_response timeout" */ - if (power_state == AC_PWRST_D0 && - (codec->vendor_id & 0xffff0000) == 0x14f10000) - msleep(10); + if (power_state == AC_PWRST_D3) { + if (codec->depop_delay < 0) + msleep(codec->epss ? 10 : 100); + else if (codec->depop_delay > 0) + msleep(codec->depop_delay); + flags = HDA_RW_NO_RESPONSE_FALLBACK; + } - nid = codec->start_nid; - for (i = 0; i < codec->num_nodes; i++, nid++) { - unsigned int wcaps = get_wcaps(codec, nid); - if (wcaps & AC_WCAP_POWER) { - unsigned int wid_type = get_wcaps_type(wcaps); - if (power_state == AC_PWRST_D3 && - wid_type == AC_WID_PIN) { - unsigned int pincap; - /* - * don't power down the widget if it controls - * eapd and EAPD_BTLENABLE is set. - */ - pincap = snd_hda_query_pin_caps(codec, nid); - if (pincap & AC_PINCAP_EAPD) { - int eapd = snd_hda_codec_read(codec, - nid, 0, - AC_VERB_GET_EAPD_BTLENABLE, 0); - eapd &= 0x02; - if (eapd) - continue; - } - } - snd_hda_codec_write(codec, nid, 0, - AC_VERB_SET_POWER_STATE, - power_state); + /* repeat power states setting at most 10 times*/ + for (count = 0; count < 10; count++) { + if (codec->patch_ops.set_power_state) + codec->patch_ops.set_power_state(codec, fg, + power_state); + else { + state = power_state; + if (codec->power_filter) + state = codec->power_filter(codec, fg, state); + if (state == power_state || power_state != AC_PWRST_D3) + snd_hda_codec_read(codec, fg, flags, + AC_VERB_SET_POWER_STATE, + state); + 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)) + break; } - if (power_state == AC_PWRST_D0) { - unsigned long end_time; - int state; - /* wait until the codec reachs to D0 */ - end_time = jiffies + msecs_to_jiffies(500); - do { - state = snd_hda_codec_read(codec, fg, 0, - AC_VERB_GET_POWER_STATE, 0); - if (state == power_state) - break; - msleep(1); - } while (time_after_eq(end_time, jiffies)); + 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 filter is used */ + if (!codec->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 +#ifdef CONFIG_SND_HDA_RECONFIG /* execute additional init verbs */ static void hda_exec_init_verbs(struct hda_codec *codec) { @@ -3047,25 +4059,49 @@ static void hda_exec_init_verbs(struct hda_codec *codec) static inline void hda_exec_init_verbs(struct hda_codec *codec) {} #endif -#ifdef SND_HDA_NEEDS_RESUME +#ifdef CONFIG_PM /* * call suspend and power-down; used both from PM and power-save + * this function returns the power state in the end */ -static void hda_call_codec_suspend(struct hda_codec *codec) +static unsigned int hda_call_codec_suspend(struct hda_codec *codec, bool in_wq) { + unsigned int state; + + codec->in_pm = 1; + if (codec->patch_ops.suspend) - codec->patch_ops.suspend(codec, PMSG_SUSPEND); + codec->patch_ops.suspend(codec); hda_cleanup_all_streams(codec); - hda_set_power_state(codec, - codec->afg ? codec->afg : codec->mfg, - AC_PWRST_D3); -#ifdef CONFIG_SND_HDA_POWER_SAVE + state = hda_set_power_state(codec, AC_PWRST_D3); + /* Cancel delayed work if we aren't currently running from it. */ + if (!in_wq) + cancel_delayed_work_sync(&codec->power_work); + spin_lock(&codec->power_lock); snd_hda_update_power_acct(codec); - cancel_delayed_work(&codec->power_work); + trace_hda_power_down(codec); codec->power_on = 0; codec->power_transition = 0; codec->power_jiffies = jiffies; -#endif + spin_unlock(&codec->power_lock); + codec->in_pm = 0; + 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; + } } /* @@ -3073,12 +4109,18 @@ static void hda_call_codec_suspend(struct hda_codec *codec) */ static void hda_call_codec_resume(struct hda_codec *codec) { - hda_set_power_state(codec, - codec->afg ? codec->afg : codec->mfg, - AC_PWRST_D0); - restore_pincfgs(codec); /* restore all current pin configs */ + 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 + */ + hda_keep_power_on(codec); + hda_set_power_state(codec, AC_PWRST_D0); restore_shutup_pins(codec); hda_exec_init_verbs(codec); + snd_hda_jack_set_dirty_all(codec); if (codec->patch_ops.resume) codec->patch_ops.resume(codec); else { @@ -3087,8 +4129,16 @@ static void hda_call_codec_resume(struct hda_codec *codec) snd_hda_codec_resume_amp(codec); snd_hda_codec_resume_cache(codec); } + + if (codec->jackpoll_interval) + hda_jackpoll_work(&codec->jackpoll_work.work); + else + snd_hda_jack_report_sync(codec); + + codec->in_pm = 0; + snd_hda_power_down(codec); /* flag down before returning */ } -#endif /* SND_HDA_NEEDS_RESUME */ +#endif /* CONFIG_PM */ /** @@ -3099,26 +4149,71 @@ 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 snd_hda_build_controls(struct hda_bus *bus) { struct hda_codec *codec; list_for_each_entry(codec, &bus->codec_list, list) { int err = snd_hda_codec_build_controls(codec); if (err < 0) { - printk(KERN_ERR "hda_codec: cannot build controls " - "for #%d (error %d)\n", codec->addr, err); + codec_err(codec, + "cannot build controls for #%d (error %d)\n", + codec->addr, err); err = snd_hda_codec_reset(codec); if (err < 0) { - printk(KERN_ERR - "hda_codec: cannot revert codec\n"); + codec_err(codec, + "cannot revert codec\n"); return err; } } } return 0; } -EXPORT_SYMBOL_HDA(snd_hda_build_controls); +EXPORT_SYMBOL_GPL(snd_hda_build_controls); + +/* + * add standard channel maps if not specified + */ +static int add_std_chmaps(struct hda_codec *codec) +{ + int i, str, err; + + for (i = 0; i < codec->num_pcms; i++) { + for (str = 0; str < 2; str++) { + struct snd_pcm *pcm = codec->pcm_info[i].pcm; + struct hda_pcm_stream *hinfo = + &codec->pcm_info[i].stream[str]; + struct snd_pcm_chmap *chmap; + const struct snd_pcm_chmap_elem *elem; + + if (codec->pcm_info[i].own_chmap) + continue; + if (!pcm || !hinfo->substreams) + continue; + elem = hinfo->chmap ? hinfo->chmap : snd_pcm_std_chmaps; + err = snd_pcm_add_chmap_ctls(pcm, str, elem, + hinfo->channels_max, + 0, &chmap); + if (err < 0) + return err; + chmap->channel_mask = SND_PCM_CHMAP_MASK_2468; + } + } + return 0; +} + +/* default channel maps for 2.1 speakers; + * since HD-audio supports only stereo, odd number channels are omitted + */ +const struct snd_pcm_chmap_elem snd_pcm_2_1_chmaps[] = { + { .channels = 2, + .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } }, + { .channels = 4, + .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR, + SNDRV_CHMAP_LFE, SNDRV_CHMAP_LFE } }, + { } +}; +EXPORT_SYMBOL_GPL(snd_pcm_2_1_chmaps); int snd_hda_codec_build_controls(struct hda_codec *codec) { @@ -3131,6 +4226,17 @@ int snd_hda_codec_build_controls(struct hda_codec *codec) err = codec->patch_ops.build_controls(codec); if (err < 0) return err; + + /* we create chmaps here instead of build_pcms */ + err = add_std_chmaps(codec); + if (err < 0) + return err; + + if (codec->jackpoll_interval) + 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; } @@ -3227,7 +4333,7 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate, break; default: snd_printdd("invalid format width %d\n", - snd_pcm_format_width(format)); + snd_pcm_format_width(format)); return 0; } @@ -3236,9 +4342,10 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate, return val; } -EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format); +EXPORT_SYMBOL_GPL(snd_hda_calc_stream_format); -static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid) +static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid, + int dir) { unsigned int val = 0; if (nid != codec->afg && @@ -3253,11 +4360,12 @@ static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid) static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t nid) { - return query_caps_hash(codec, nid, HDA_HASH_PARPCM_KEY(nid), + return query_caps_hash(codec, nid, 0, HDA_HASH_PARPCM_KEY(nid), get_pcm_param); } -static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid) +static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid, + int dir) { unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); if (!streams || streams == -1) @@ -3269,7 +4377,7 @@ static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid) static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) { - return query_caps_hash(codec, nid, HDA_HASH_PARSTR_KEY(nid), + return query_caps_hash(codec, nid, 0, HDA_HASH_PARSTR_KEY(nid), get_stream_param); } @@ -3286,7 +4394,7 @@ static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) * * Returns 0 if successful, otherwise a negative error code. */ -static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, +int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, u32 *ratesp, u64 *formatsp, unsigned int *bpsp) { unsigned int i, val, wcaps; @@ -3301,10 +4409,10 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, rates |= rate_bits[i].alsa_bits; } if (rates == 0) { - snd_printk(KERN_ERR "hda_codec: rates == 0 " - "(nid=0x%x, val=0x%x, ovrd=%i)\n", - nid, val, - (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0); + codec_err(codec, + "rates == 0 (nid=0x%x, val=0x%x, ovrd=%i)\n", + nid, val, + (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0); return -EIO; } *ratesp = rates; @@ -3348,11 +4456,13 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, bps = 20; } } +#if 0 /* FIXME: CS4206 doesn't work, which is the only codec supporting float */ if (streams & AC_SUPFMT_FLOAT32) { formats |= SNDRV_PCM_FMTBIT_FLOAT_LE; if (!bps) bps = 32; } +#endif if (streams == AC_SUPFMT_AC3) { /* should be exclusive */ /* temporary hack: we have still no proper support @@ -3362,12 +4472,11 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, bps = 8; } if (formats == 0) { - snd_printk(KERN_ERR "hda_codec: formats == 0 " - "(nid=0x%x, val=0x%x, ovrd=%i, " - "streams=0x%x)\n", - nid, val, - (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0, - streams); + codec_err(codec, + "formats == 0 (nid=0x%x, val=0x%x, ovrd=%i, streams=0x%x)\n", + nid, val, + (wcaps & AC_WCAP_FORMAT_OVRD) ? 1 : 0, + streams); return -EIO; } if (formatsp) @@ -3378,6 +4487,7 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, return 0; } +EXPORT_SYMBOL_GPL(snd_hda_query_supported_pcm); /** * snd_hda_is_supported_format - Check the validity of the format @@ -3444,7 +4554,7 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, return 1; } -EXPORT_SYMBOL_HDA(snd_hda_is_supported_format); +EXPORT_SYMBOL_GPL(snd_hda_is_supported_format); /* * PCM stuff @@ -3522,7 +4632,7 @@ int snd_hda_codec_prepare(struct hda_codec *codec, mutex_unlock(&codec->bus->prepare_mutex); return ret; } -EXPORT_SYMBOL_HDA(snd_hda_codec_prepare); +EXPORT_SYMBOL_GPL(snd_hda_codec_prepare); void snd_hda_codec_cleanup(struct hda_codec *codec, struct hda_pcm_stream *hinfo, @@ -3532,7 +4642,7 @@ void snd_hda_codec_cleanup(struct hda_codec *codec, hinfo->ops.cleanup(hinfo, codec, substream); mutex_unlock(&codec->bus->prepare_mutex); } -EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup); +EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup); /* global */ const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = { @@ -3541,12 +4651,13 @@ const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = { /* * get the empty PCM device number to assign - * - * note the max device number is limited by HDA_MAX_PCMS, currently 10 */ -static int get_empty_pcm_device(struct hda_bus *bus, int type) +static int get_empty_pcm_device(struct hda_bus *bus, unsigned int type) { /* audio device indices; not linear to keep compatibility */ + /* assigned to static slots up to dev#10; if more needed, assign + * the later slot dynamically (when CONFIG_SND_DYNAMIC_MINORS=y) + */ static int audio_idx[HDA_PCM_NTYPES][5] = { [HDA_PCM_TYPE_AUDIO] = { 0, 2, 4, 5, -1 }, [HDA_PCM_TYPE_SPDIF] = { 1, -1 }, @@ -3556,16 +4667,33 @@ static int get_empty_pcm_device(struct hda_bus *bus, int type) int i; if (type >= HDA_PCM_NTYPES) { - snd_printk(KERN_WARNING "Invalid PCM type %d\n", type); + dev_err(bus->card->dev, "Invalid PCM type %d\n", type); return -EINVAL; } - for (i = 0; audio_idx[type][i] >= 0 ; i++) + for (i = 0; audio_idx[type][i] >= 0; i++) { +#ifndef CONFIG_SND_DYNAMIC_MINORS + if (audio_idx[type][i] >= 8) + break; +#endif if (!test_and_set_bit(audio_idx[type][i], bus->pcm_dev_bits)) return audio_idx[type][i]; + } + +#ifdef CONFIG_SND_DYNAMIC_MINORS + /* non-fixed slots starting from 10 */ + for (i = 10; i < 32; i++) { + if (!test_and_set_bit(i, bus->pcm_dev_bits)) + return i; + } +#endif - snd_printk(KERN_WARNING "Too many %s devices\n", + dev_warn(bus->card->dev, "Too many %s devices\n", snd_hda_pcm_type_name[type]); +#ifndef CONFIG_SND_DYNAMIC_MINORS + dev_warn(bus->card->dev, + "Consider building the kernel with CONFIG_SND_DYNAMIC_MINORS=y\n"); +#endif return -EAGAIN; } @@ -3602,12 +4730,13 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec) return 0; err = codec->patch_ops.build_pcms(codec); if (err < 0) { - printk(KERN_ERR "hda_codec: cannot build PCMs" - "for #%d (error %d)\n", codec->addr, err); + codec_err(codec, + "cannot build PCMs for #%d (error %d)\n", + codec->addr, err); err = snd_hda_codec_reset(codec); if (err < 0) { - printk(KERN_ERR - "hda_codec: cannot revert codec\n"); + codec_err(codec, + "cannot revert codec\n"); return err; } } @@ -3626,9 +4755,9 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec) cpcm->device = dev; err = snd_hda_attach_pcm(codec, cpcm); if (err < 0) { - printk(KERN_ERR "hda_codec: cannot attach " - "PCM stream %d for codec #%d\n", - dev, codec->addr); + codec_err(codec, + "cannot attach PCM stream %d for codec #%d\n", + dev, codec->addr); continue; /* no fatal error */ } } @@ -3660,9 +4789,9 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec) * with the proper parameters for set up. * ops.cleanup should be called in hw_free for clean up of streams. * - * This function returns 0 if successfull, or a negative error code. + * This function returns 0 if successful, or a negative error code. */ -int __devinit snd_hda_build_pcms(struct hda_bus *bus) +int snd_hda_build_pcms(struct hda_bus *bus) { struct hda_codec *codec; @@ -3673,7 +4802,7 @@ int __devinit snd_hda_build_pcms(struct hda_bus *bus) } return 0; } -EXPORT_SYMBOL_HDA(snd_hda_build_pcms); +EXPORT_SYMBOL_GPL(snd_hda_build_pcms); /** * snd_hda_check_board_config - compare the current codec with the config table @@ -3689,7 +4818,7 @@ EXPORT_SYMBOL_HDA(snd_hda_build_pcms); * If no entries are matching, the function returns a negative value. */ int snd_hda_check_board_config(struct hda_codec *codec, - int num_configs, const char **models, + int num_configs, const char * const *models, const struct snd_pci_quirk *tbl) { if (codec->modelname && models) { @@ -3697,8 +4826,8 @@ int snd_hda_check_board_config(struct hda_codec *codec, for (i = 0; i < num_configs; i++) { if (models[i] && !strcmp(codec->modelname, models[i])) { - snd_printd(KERN_INFO "hda_codec: model '%s' is " - "selected\n", models[i]); + codec_info(codec, "model '%s' is selected\n", + models[i]); return i; } } @@ -3720,16 +4849,15 @@ int snd_hda_check_board_config(struct hda_codec *codec, sprintf(tmp, "#%d", tbl->value); model = tmp; } - snd_printdd(KERN_INFO "hda_codec: model '%s' is selected " - "for config %x:%x (%s)\n", - model, tbl->subvendor, tbl->subdevice, - (tbl->name ? tbl->name : "Unknown device")); + codec_info(codec, "model '%s' is selected for config %x:%x (%s)\n", + model, tbl->subvendor, tbl->subdevice, + (tbl->name ? tbl->name : "Unknown device")); #endif return tbl->value; } return -1; } -EXPORT_SYMBOL_HDA(snd_hda_check_board_config); +EXPORT_SYMBOL_GPL(snd_hda_check_board_config); /** * snd_hda_check_board_codec_sid_config - compare the current codec @@ -3753,16 +4881,16 @@ EXPORT_SYMBOL_HDA(snd_hda_check_board_config); * If no entries are matching, the function returns a negative value. */ int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, - int num_configs, const char **models, + int num_configs, const char * const *models, const struct snd_pci_quirk *tbl) { const struct snd_pci_quirk *q; /* Search for codec ID */ for (q = tbl; q->subvendor; q++) { - unsigned long vendorid = (q->subdevice) | (q->subvendor << 16); - - if (vendorid == codec->subsystem_id) + unsigned int mask = 0xffff0000 | q->subdevice_mask; + unsigned int id = (q->subdevice | (q->subvendor << 16)) & mask; + if ((codec->subsystem_id & mask) == id) break; } @@ -3781,16 +4909,15 @@ int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, sprintf(tmp, "#%d", tbl->value); model = tmp; } - snd_printdd(KERN_INFO "hda_codec: model '%s' is selected " - "for config %x:%x (%s)\n", - model, tbl->subvendor, tbl->subdevice, - (tbl->name ? tbl->name : "Unknown device")); + codec_info(codec, "model '%s' is selected for config %x:%x (%s)\n", + model, tbl->subvendor, tbl->subdevice, + (tbl->name ? tbl->name : "Unknown device")); #endif return tbl->value; } return -1; } -EXPORT_SYMBOL_HDA(snd_hda_check_board_codec_sid_config); +EXPORT_SYMBOL_GPL(snd_hda_check_board_codec_sid_config); /** * snd_hda_add_new_ctls - create controls from the array @@ -3802,59 +4929,79 @@ EXPORT_SYMBOL_HDA(snd_hda_check_board_codec_sid_config); * * Returns 0 if successful, or a negative error code. */ -int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew) +int snd_hda_add_new_ctls(struct hda_codec *codec, + const struct snd_kcontrol_new *knew) { int err; for (; knew->name; knew++) { struct snd_kcontrol *kctl; + int addr = 0, idx = 0; if (knew->iface == -1) /* skip this codec private value */ continue; - kctl = snd_ctl_new1(knew, codec); - if (!kctl) - return -ENOMEM; - err = snd_hda_ctl_add(codec, 0, kctl); - if (err < 0) { - if (!codec->addr) - return err; + for (;;) { kctl = snd_ctl_new1(knew, codec); if (!kctl) return -ENOMEM; - kctl->id.device = codec->addr; + if (addr > 0) + kctl->id.device = addr; + if (idx > 0) + kctl->id.index = idx; err = snd_hda_ctl_add(codec, 0, kctl); - if (err < 0) + if (!err) + break; + /* try first with another device index corresponding to + * the codec addr; if it still fails (or it's the + * primary codec), then try another control index + */ + if (!addr && codec->addr) + addr = codec->addr; + else if (!idx && !knew->index) { + idx = find_empty_mixer_ctl_idx(codec, + knew->name, 0); + if (idx <= 0) + return err; + } else 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, - unsigned int power_state); +EXPORT_SYMBOL_GPL(snd_hda_add_new_ctls); +#ifdef CONFIG_PM 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; + unsigned int state; + spin_lock(&codec->power_lock); + if (codec->power_transition > 0) { /* during power-up sequence? */ + spin_unlock(&codec->power_lock); + return; + } if (!codec->power_on || codec->power_count) { codec->power_transition = 0; + spin_unlock(&codec->power_lock); return; } + spin_unlock(&codec->power_lock); - hda_call_codec_suspend(codec); - if (bus->ops.pm_notify) - bus->ops.pm_notify(bus); + state = hda_call_codec_suspend(codec, true); + if (!bus->power_keep_link_on && (state & AC_PWRST_CLK_STOP_OK)) + hda_call_pm_notify(codec, false); } static void hda_keep_power_on(struct hda_codec *codec) { + spin_lock(&codec->power_lock); codec->power_count++; codec->power_on = 1; codec->power_jiffies = jiffies; + spin_unlock(&codec->power_lock); + hda_call_pm_notify(codec, true); } /* update the power on/off account with the current jiffies */ @@ -3868,54 +5015,81 @@ void snd_hda_update_power_acct(struct hda_codec *codec) codec->power_jiffies += delta; } -/** - * snd_hda_power_up - Power-up the codec - * @codec: HD-audio codec - * - * Increment the power-up counter and power up the hardware really when - * not turned on yet. - */ -void snd_hda_power_up(struct hda_codec *codec) +/* Transition to powered up, if wait_power_down then wait for a pending + * transition to D3 to complete. A pending D3 transition is indicated + * with power_transition == -1. */ +/* call this with codec->power_lock held! */ +static void __snd_hda_power_up(struct hda_codec *codec, bool wait_power_down) { - struct hda_bus *bus = codec->bus; + /* Return if power_on or transitioning to power_on, unless currently + * powering down. */ + if ((codec->power_on || codec->power_transition > 0) && + !(wait_power_down && codec->power_transition < 0)) + return; + spin_unlock(&codec->power_lock); - codec->power_count++; - if (codec->power_on || codec->power_transition) + cancel_delayed_work_sync(&codec->power_work); + + spin_lock(&codec->power_lock); + /* If the power down delayed work was cancelled above before starting, + * then there is no need to go through power up here. + */ + if (codec->power_on) { + if (codec->power_transition < 0) + codec->power_transition = 0; return; + } + trace_hda_power_up(codec); snd_hda_update_power_acct(codec); codec->power_on = 1; codec->power_jiffies = jiffies; - if (bus->ops.pm_notify) - bus->ops.pm_notify(bus); + codec->power_transition = 1; /* avoid reentrance */ + spin_unlock(&codec->power_lock); + hda_call_codec_resume(codec); - cancel_delayed_work(&codec->power_work); + + spin_lock(&codec->power_lock); codec->power_transition = 0; } -EXPORT_SYMBOL_HDA(snd_hda_power_up); #define power_save(codec) \ ((codec)->bus->power_save ? *(codec)->bus->power_save : 0) -/** - * snd_hda_power_down - Power-down the codec - * @codec: HD-audio codec - * - * Decrement the power-up counter and schedules the power-off work if - * the counter rearches to zero. - */ -void snd_hda_power_down(struct hda_codec *codec) +/* Transition to powered down */ +static 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(codec)) { - codec->power_transition = 1; /* avoid reentrance */ + codec->power_transition = -1; /* avoid reentrance */ queue_delayed_work(codec->bus->workq, &codec->power_work, msecs_to_jiffies(power_save(codec) * 1000)); } } -EXPORT_SYMBOL_HDA(snd_hda_power_down); + +/** + * snd_hda_power_save - Power-up/down/sync the codec + * @codec: HD-audio codec + * @delta: the counter delta to change + * + * Change the power-up counter via @delta, and power up or down the hardware + * appropriately. For the power-down, queue to the delayed action. + * Passing zero to @delta means to synchronize the power state. + */ +void snd_hda_power_save(struct hda_codec *codec, int delta, bool d3wait) +{ + spin_lock(&codec->power_lock); + codec->power_count += delta; + trace_hda_power_count(codec); + if (delta > 0) + __snd_hda_power_up(codec, d3wait); + else + __snd_hda_power_down(codec); + spin_unlock(&codec->power_lock); +} +EXPORT_SYMBOL_GPL(snd_hda_power_save); /** * snd_hda_check_amp_list_power - Check the amp list and update the power @@ -3934,7 +5108,7 @@ int snd_hda_check_amp_list_power(struct hda_codec *codec, struct hda_loopback_check *check, hda_nid_t nid) { - struct hda_amp_list *p; + const struct hda_amp_list *p; int ch, v; if (!check->amplist) @@ -3965,7 +5139,7 @@ int snd_hda_check_amp_list_power(struct hda_codec *codec, } return 0; } -EXPORT_SYMBOL_HDA(snd_hda_check_amp_list_power); +EXPORT_SYMBOL_GPL(snd_hda_check_amp_list_power); #endif /* @@ -3989,7 +5163,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_ch_mode_info); /** * snd_hda_ch_mode_get - Get callback helper for the channel mode enum @@ -4010,7 +5184,7 @@ int snd_hda_ch_mode_get(struct hda_codec *codec, } return 0; } -EXPORT_SYMBOL_HDA(snd_hda_ch_mode_get); +EXPORT_SYMBOL_GPL(snd_hda_ch_mode_get); /** * snd_hda_ch_mode_put - Put callback helper for the channel mode enum @@ -4034,7 +5208,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_ch_mode_put); /* * input MUX helper @@ -4059,7 +5233,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_input_mux_info); /** * snd_hda_input_mux_info_put - Put callback helper for the input-mux enum @@ -4084,10 +5258,38 @@ int snd_hda_input_mux_put(struct hda_codec *codec, *cur_val = idx; return 1; } -EXPORT_SYMBOL_HDA(snd_hda_input_mux_put); +EXPORT_SYMBOL_GPL(snd_hda_input_mux_put); /* + * process kcontrol info callback of a simple string enum array + * when @num_items is 0 or @texts is NULL, assume a boolean enum array + */ +int snd_hda_enum_helper_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo, + int num_items, const char * const *texts) +{ + static const char * const texts_default[] = { + "Disabled", "Enabled" + }; + + if (!texts || !num_items) { + num_items = 2; + texts = texts_default; + } + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = num_items; + if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) + uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1; + strcpy(uinfo->value.enumerated.name, + texts[uinfo->value.enumerated.item]); + return 0; +} +EXPORT_SYMBOL_GPL(snd_hda_enum_helper_info); + +/* * Multi-channel / digital-out PCM helper functions */ @@ -4095,29 +5297,41 @@ EXPORT_SYMBOL_HDA(snd_hda_input_mux_put); static void setup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid, unsigned int stream_tag, unsigned int format) { - /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */ - if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE)) + struct hda_spdif_out *spdif; + unsigned int curr_fmt; + bool reset; + + spdif = snd_hda_spdif_out_of_nid(codec, nid); + curr_fmt = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_STREAM_FORMAT, 0); + reset = codec->spdif_status_reset && + (spdif->ctls & AC_DIG1_ENABLE) && + curr_fmt != format; + + /* turn off SPDIF if needed; otherwise the IEC958 bits won't be + updated */ + if (reset) set_dig_out_convert(codec, nid, - codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff, + spdif->ctls & ~AC_DIG1_ENABLE & 0xff, -1); snd_hda_codec_setup_stream(codec, nid, stream_tag, 0, format); if (codec->slave_dig_outs) { - hda_nid_t *d; + const hda_nid_t *d; for (d = codec->slave_dig_outs; *d; d++) snd_hda_codec_setup_stream(codec, *d, stream_tag, 0, format); } /* turn on again (if needed) */ - if (codec->spdif_status_reset && (codec->spdif_ctls & AC_DIG1_ENABLE)) + if (reset) set_dig_out_convert(codec, nid, - codec->spdif_ctls & 0xff, -1); + spdif->ctls & 0xff, -1); } static void cleanup_dig_out_stream(struct hda_codec *codec, hda_nid_t nid) { snd_hda_codec_cleanup_stream(codec, nid); if (codec->slave_dig_outs) { - hda_nid_t *d; + const hda_nid_t *d; for (d = codec->slave_dig_outs; *d; d++) snd_hda_codec_cleanup_stream(codec, *d); } @@ -4134,15 +5348,12 @@ void snd_hda_bus_reboot_notify(struct hda_bus *bus) if (!bus) return; list_for_each_entry(codec, &bus->codec_list, list) { -#ifdef CONFIG_SND_HDA_POWER_SAVE - if (!codec->power_on) - continue; -#endif - if (codec->patch_ops.reboot_notify) + if (hda_codec_is_power_on(codec) && + codec->patch_ops.reboot_notify) codec->patch_ops.reboot_notify(codec); } } -EXPORT_SYMBOL_HDA(snd_hda_bus_reboot_notify); +EXPORT_SYMBOL_GPL(snd_hda_bus_reboot_notify); /** * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode @@ -4158,7 +5369,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_open); /** * snd_hda_multi_out_dig_prepare - prepare the digital out stream @@ -4174,7 +5385,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_prepare); /** * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream @@ -4187,7 +5398,7 @@ int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, mutex_unlock(&codec->spdif_mutex); return 0; } -EXPORT_SYMBOL_HDA(snd_hda_multi_out_dig_cleanup); +EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup); /** * snd_hda_multi_out_dig_close - release the digital out stream @@ -4200,7 +5411,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_close); /** * snd_hda_multi_out_analog_open - open analog outputs @@ -4250,7 +5461,7 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_open); /** * snd_hda_multi_out_analog_prepare - Preapre the analog outputs. @@ -4264,17 +5475,19 @@ int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, unsigned int format, struct snd_pcm_substream *substream) { - hda_nid_t *nids = mout->dac_nids; + const hda_nid_t *nids = mout->dac_nids; int chs = substream->runtime->channels; + struct hda_spdif_out *spdif; int i; mutex_lock(&codec->spdif_mutex); + spdif = snd_hda_spdif_out_of_nid(codec, mout->dig_out_nid); if (mout->dig_out_nid && mout->share_spdif && mout->dig_out_used != HDA_DIG_EXCLUSIVE) { if (chs == 2 && snd_hda_is_supported_format(codec, mout->dig_out_nid, format) && - !(codec->spdif_status & IEC958_AES0_NONAUDIO)) { + !(spdif->status & IEC958_AES0_NONAUDIO)) { mout->dig_out_used = HDA_DIG_ANALOG_DUP; setup_dig_out_stream(codec, mout->dig_out_nid, stream_tag, format); @@ -4294,10 +5507,10 @@ int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, snd_hda_codec_setup_stream(codec, mout->hp_nid, stream_tag, 0, format); /* extra outputs copied from front */ - for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) - if (!mout->no_share_stream && mout->extra_out_nid[i]) + for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) + if (!mout->no_share_stream && mout->hp_out_nid[i]) snd_hda_codec_setup_stream(codec, - mout->extra_out_nid[i], + mout->hp_out_nid[i], stream_tag, 0, format); /* surrounds */ @@ -4309,9 +5522,23 @@ int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, snd_hda_codec_setup_stream(codec, nids[i], stream_tag, 0, format); } + + /* extra surrounds */ + for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) { + int ch = 0; + if (!mout->extra_out_nid[i]) + break; + if (chs >= (i + 1) * 2) + ch = i * 2; + else if (!mout->no_share_stream) + break; + snd_hda_codec_setup_stream(codec, mout->extra_out_nid[i], + stream_tag, ch, format); + } + return 0; } -EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_prepare); +EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_prepare); /** * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out @@ -4319,13 +5546,17 @@ EXPORT_SYMBOL_HDA(snd_hda_multi_out_analog_prepare); int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, struct hda_multi_out *mout) { - hda_nid_t *nids = mout->dac_nids; + const hda_nid_t *nids = mout->dac_nids; int i; for (i = 0; i < mout->num_dacs; i++) snd_hda_codec_cleanup_stream(codec, nids[i]); if (mout->hp_nid) snd_hda_codec_cleanup_stream(codec, mout->hp_nid); + for (i = 0; i < ARRAY_SIZE(mout->hp_out_nid); i++) + if (mout->hp_out_nid[i]) + snd_hda_codec_cleanup_stream(codec, + mout->hp_out_nid[i]); for (i = 0; i < ARRAY_SIZE(mout->extra_out_nid); i++) if (mout->extra_out_nid[i]) snd_hda_codec_cleanup_stream(codec, @@ -4338,436 +5569,99 @@ 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 - */ - -static int is_in_nid_list(hda_nid_t nid, hda_nid_t *list) -{ - for (; *list; list++) - if (*list == nid) - return 1; - return 0; -} - - -/* - * Sort an associated group of pins according to their sequence numbers. - */ -static void sort_pins_by_sequence(hda_nid_t *pins, short *sequences, - int num_pins) -{ - int i, j; - short seq; - hda_nid_t nid; - - for (i = 0; i < num_pins; i++) { - for (j = i + 1; j < num_pins; j++) { - if (sequences[i] > sequences[j]) { - seq = sequences[i]; - sequences[i] = sequences[j]; - sequences[j] = seq; - nid = pins[i]; - pins[i] = pins[j]; - pins[j] = nid; - } - } - } -} +EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup); - -/* add the found input-pin to the cfg->inputs[] table */ -static void add_auto_cfg_input_pin(struct auto_pin_cfg *cfg, hda_nid_t nid, - int type) -{ - if (cfg->num_inputs < AUTO_CFG_MAX_INS) { - cfg->inputs[cfg->num_inputs].pin = nid; - cfg->inputs[cfg->num_inputs].type = type; - cfg->num_inputs++; - } -} - -/* sort inputs in the order of AUTO_PIN_* type */ -static void sort_autocfg_input_pins(struct auto_pin_cfg *cfg) -{ - int i, j; - - for (i = 0; i < cfg->num_inputs; i++) { - for (j = i + 1; j < cfg->num_inputs; j++) { - if (cfg->inputs[i].type > cfg->inputs[j].type) { - struct auto_pin_cfg_item tmp; - tmp = cfg->inputs[i]; - cfg->inputs[i] = cfg->inputs[j]; - cfg->inputs[j] = tmp; - } - } - } -} - -/* - * Parse all pin widgets and store the useful pin nids to cfg - * - * The number of line-outs or any primary output is stored in line_outs, - * and the corresponding output pins are assigned to line_out_pins[], - * in the order of front, rear, CLFE, side, ... - * - * If more extra outputs (speaker and headphone) are found, the pins are - * assisnged to hp_pins[] and speaker_pins[], respectively. If no line-out jack - * is detected, one of speaker of HP pins is assigned as the primary - * output, i.e. to line_out_pins[0]. So, line_outs is always positive - * if any analog output exists. +/** + * snd_hda_get_default_vref - Get the default (mic) VREF pin bits * - * The analog input pins are assigned to inputs array. - * The digital input/output pins are assigned to dig_in_pin and dig_out_pin, - * respectively. - */ -int snd_hda_parse_pin_def_config(struct hda_codec *codec, - struct auto_pin_cfg *cfg, - hda_nid_t *ignore_nids) -{ - hda_nid_t nid, end_nid; - short seq, assoc_line_out, assoc_speaker; - short sequences_line_out[ARRAY_SIZE(cfg->line_out_pins)]; - short sequences_speaker[ARRAY_SIZE(cfg->speaker_pins)]; - short sequences_hp[ARRAY_SIZE(cfg->hp_pins)]; - int i; - - memset(cfg, 0, sizeof(*cfg)); - - memset(sequences_line_out, 0, sizeof(sequences_line_out)); - memset(sequences_speaker, 0, sizeof(sequences_speaker)); - memset(sequences_hp, 0, sizeof(sequences_hp)); - assoc_line_out = assoc_speaker = 0; - - end_nid = codec->start_nid + codec->num_nodes; - for (nid = codec->start_nid; nid < end_nid; nid++) { - unsigned int wid_caps = get_wcaps(codec, nid); - unsigned int wid_type = get_wcaps_type(wid_caps); - unsigned int def_conf; - short assoc, loc; - - /* read all default configuration for pin complex */ - if (wid_type != AC_WID_PIN) - continue; - /* ignore the given nids (e.g. pc-beep returns error) */ - if (ignore_nids && is_in_nid_list(nid, ignore_nids)) - continue; + * Guess the suitable VREF pin bits to be set as the pin-control value. + * Note: the function doesn't set the AC_PINCTL_IN_EN bit. + */ +unsigned int snd_hda_get_default_vref(struct hda_codec *codec, hda_nid_t pin) +{ + unsigned int pincap; + unsigned int oldval; + oldval = snd_hda_codec_read(codec, pin, 0, + AC_VERB_GET_PIN_WIDGET_CONTROL, 0); + pincap = snd_hda_query_pin_caps(codec, pin); + pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; + /* Exception: if the default pin setup is vref50, we give it priority */ + if ((pincap & AC_PINCAP_VREF_80) && oldval != PIN_VREF50) + return AC_PINCTL_VREF_80; + else if (pincap & AC_PINCAP_VREF_50) + return AC_PINCTL_VREF_50; + else if (pincap & AC_PINCAP_VREF_100) + return AC_PINCTL_VREF_100; + else if (pincap & AC_PINCAP_VREF_GRD) + return AC_PINCTL_VREF_GRD; + return AC_PINCTL_VREF_HIZ; +} +EXPORT_SYMBOL_GPL(snd_hda_get_default_vref); + +/* 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) +{ + 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; - def_conf = snd_hda_codec_get_pincfg(codec, nid); - if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE) - continue; - loc = get_defcfg_location(def_conf); - switch (get_defcfg_device(def_conf)) { - case AC_JACK_LINE_OUT: - seq = get_defcfg_sequence(def_conf); - assoc = get_defcfg_association(def_conf); - - if (!(wid_caps & AC_WCAP_STEREO)) - if (!cfg->mono_out_pin) - cfg->mono_out_pin = nid; - if (!assoc) - continue; - if (!assoc_line_out) - assoc_line_out = assoc; - else if (assoc_line_out != assoc) - continue; - if (cfg->line_outs >= ARRAY_SIZE(cfg->line_out_pins)) - continue; - cfg->line_out_pins[cfg->line_outs] = nid; - sequences_line_out[cfg->line_outs] = seq; - cfg->line_outs++; - break; - case AC_JACK_SPEAKER: - seq = get_defcfg_sequence(def_conf); - assoc = get_defcfg_association(def_conf); - if (!assoc) - continue; - if (!assoc_speaker) - assoc_speaker = assoc; - else if (assoc_speaker != assoc) - continue; - if (cfg->speaker_outs >= ARRAY_SIZE(cfg->speaker_pins)) - continue; - cfg->speaker_pins[cfg->speaker_outs] = nid; - sequences_speaker[cfg->speaker_outs] = seq; - cfg->speaker_outs++; - break; - case AC_JACK_HP_OUT: - seq = get_defcfg_sequence(def_conf); - assoc = get_defcfg_association(def_conf); - if (cfg->hp_outs >= ARRAY_SIZE(cfg->hp_pins)) - continue; - cfg->hp_pins[cfg->hp_outs] = nid; - sequences_hp[cfg->hp_outs] = (assoc << 4) | seq; - cfg->hp_outs++; - break; - case AC_JACK_MIC_IN: - add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_MIC); - break; - case AC_JACK_LINE_IN: - add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_LINE_IN); - break; - case AC_JACK_CD: - add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_CD); - break; - case AC_JACK_AUX: - add_auto_cfg_input_pin(cfg, nid, AUTO_PIN_AUX); - break; - case AC_JACK_SPDIF_OUT: - case AC_JACK_DIG_OTHER_OUT: - if (cfg->dig_outs >= ARRAY_SIZE(cfg->dig_out_pins)) - continue; - cfg->dig_out_pins[cfg->dig_outs] = nid; - cfg->dig_out_type[cfg->dig_outs] = - (loc == AC_JACK_LOC_HDMI) ? - HDA_PCM_TYPE_HDMI : HDA_PCM_TYPE_SPDIF; - cfg->dig_outs++; - break; - case AC_JACK_SPDIF_IN: - case AC_JACK_DIG_OTHER_IN: - cfg->dig_in_pin = nid; - if (loc == AC_JACK_LOC_HDMI) - cfg->dig_in_type = HDA_PCM_TYPE_HDMI; - else - cfg->dig_in_type = HDA_PCM_TYPE_SPDIF; - break; - } + 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; } - /* FIX-UP: - * If no line-out is defined but multiple HPs are found, - * some of them might be the real line-outs. - */ - if (!cfg->line_outs && cfg->hp_outs > 1) { - int i = 0; - while (i < cfg->hp_outs) { - /* The real HPs should have the sequence 0x0f */ - if ((sequences_hp[i] & 0x0f) == 0x0f) { - i++; - continue; + 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]; + } } - /* Move it to the line-out table */ - cfg->line_out_pins[cfg->line_outs] = cfg->hp_pins[i]; - sequences_line_out[cfg->line_outs] = sequences_hp[i]; - cfg->line_outs++; - cfg->hp_outs--; - memmove(cfg->hp_pins + i, cfg->hp_pins + i + 1, - sizeof(cfg->hp_pins[0]) * (cfg->hp_outs - i)); - memmove(sequences_hp + i, sequences_hp + i + 1, - sizeof(sequences_hp[0]) * (cfg->hp_outs - i)); + val &= ~AC_PINCTL_VREFEN; + val |= vref; } - memset(cfg->hp_pins + cfg->hp_outs, 0, - sizeof(hda_nid_t) * (AUTO_CFG_MAX_OUTS - cfg->hp_outs)); - } - - /* sort by sequence */ - sort_pins_by_sequence(cfg->line_out_pins, sequences_line_out, - cfg->line_outs); - sort_pins_by_sequence(cfg->speaker_pins, sequences_speaker, - cfg->speaker_outs); - sort_pins_by_sequence(cfg->hp_pins, sequences_hp, - cfg->hp_outs); - - /* - * FIX-UP: if no line-outs are detected, try to use speaker or HP pin - * as a primary output - */ - if (!cfg->line_outs) { - if (cfg->speaker_outs) { - cfg->line_outs = cfg->speaker_outs; - memcpy(cfg->line_out_pins, cfg->speaker_pins, - sizeof(cfg->speaker_pins)); - cfg->speaker_outs = 0; - memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins)); - cfg->line_out_type = AUTO_PIN_SPEAKER_OUT; - } else if (cfg->hp_outs) { - cfg->line_outs = cfg->hp_outs; - memcpy(cfg->line_out_pins, cfg->hp_pins, - sizeof(cfg->hp_pins)); - cfg->hp_outs = 0; - memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins)); - cfg->line_out_type = AUTO_PIN_HP_OUT; - } - } - - /* Reorder the surround channels - * ALSA sequence is front/surr/clfe/side - * HDA sequence is: - * 4-ch: front/surr => OK as it is - * 6-ch: front/clfe/surr - * 8-ch: front/clfe/rear/side|fc - */ - switch (cfg->line_outs) { - case 3: - case 4: - nid = cfg->line_out_pins[1]; - cfg->line_out_pins[1] = cfg->line_out_pins[2]; - cfg->line_out_pins[2] = nid; - break; - } - - sort_autocfg_input_pins(cfg); - - /* - * debug prints of the parsed results - */ - snd_printd("autoconfig: line_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", - cfg->line_outs, cfg->line_out_pins[0], cfg->line_out_pins[1], - cfg->line_out_pins[2], cfg->line_out_pins[3], - cfg->line_out_pins[4]); - snd_printd(" speaker_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", - cfg->speaker_outs, cfg->speaker_pins[0], - cfg->speaker_pins[1], cfg->speaker_pins[2], - cfg->speaker_pins[3], cfg->speaker_pins[4]); - snd_printd(" hp_outs=%d (0x%x/0x%x/0x%x/0x%x/0x%x)\n", - cfg->hp_outs, cfg->hp_pins[0], - cfg->hp_pins[1], cfg->hp_pins[2], - cfg->hp_pins[3], cfg->hp_pins[4]); - snd_printd(" mono: mono_out=0x%x\n", cfg->mono_out_pin); - if (cfg->dig_outs) - snd_printd(" dig-out=0x%x/0x%x\n", - cfg->dig_out_pins[0], cfg->dig_out_pins[1]); - snd_printd(" inputs:"); - for (i = 0; i < cfg->num_inputs; i++) { - snd_printdd(" %s=0x%x", - hda_get_autocfg_input_label(codec, cfg, i), - cfg->inputs[i].pin); - } - snd_printd("\n"); - if (cfg->dig_in_pin) - snd_printd(" dig-in=0x%x\n", cfg->dig_in_pin); - - return 0; -} -EXPORT_SYMBOL_HDA(snd_hda_parse_pin_def_config); - -int snd_hda_get_input_pin_attr(unsigned int def_conf) -{ - unsigned int loc = get_defcfg_location(def_conf); - unsigned int conn = get_defcfg_connect(def_conf); - if (conn == AC_JACK_PORT_NONE) - return INPUT_PIN_ATTR_UNUSED; - /* Windows may claim the internal mic to be BOTH, too */ - if (conn == AC_JACK_PORT_FIXED || conn == AC_JACK_PORT_BOTH) - return INPUT_PIN_ATTR_INT; - if ((loc & 0x30) == AC_JACK_LOC_INTERNAL) - return INPUT_PIN_ATTR_INT; - if ((loc & 0x30) == AC_JACK_LOC_SEPARATE) - return INPUT_PIN_ATTR_DOCK; - if (loc == AC_JACK_LOC_REAR) - return INPUT_PIN_ATTR_REAR; - if (loc == AC_JACK_LOC_FRONT) - return INPUT_PIN_ATTR_FRONT; - return INPUT_PIN_ATTR_NORMAL; -} -EXPORT_SYMBOL_HDA(snd_hda_get_input_pin_attr); - -/** - * hda_get_input_pin_label - Give a label for the given input pin - * - * When check_location is true, the function checks the pin location - * for mic and line-in pins, and set an appropriate prefix like "Front", - * "Rear", "Internal". - */ - -const char *hda_get_input_pin_label(struct hda_codec *codec, hda_nid_t pin, - int check_location) -{ - unsigned int def_conf; - static const char *mic_names[] = { - "Internal Mic", "Dock Mic", "Mic", "Front Mic", "Rear Mic", - }; - int attr; - - def_conf = snd_hda_codec_get_pincfg(codec, pin); - - switch (get_defcfg_device(def_conf)) { - case AC_JACK_MIC_IN: - if (!check_location) - return "Mic"; - attr = snd_hda_get_input_pin_attr(def_conf); - if (!attr) - return "None"; - return mic_names[attr - 1]; - case AC_JACK_LINE_IN: - if (!check_location) - return "Line"; - attr = snd_hda_get_input_pin_attr(def_conf); - if (!attr) - return "None"; - if (attr == INPUT_PIN_ATTR_DOCK) - return "Dock Line"; - return "Line"; - case AC_JACK_AUX: - return "Aux"; - case AC_JACK_CD: - return "CD"; - case AC_JACK_SPDIF_IN: - return "SPDIF In"; - case AC_JACK_DIG_OTHER_IN: - return "Digital In"; - default: - return "Misc"; } -} -EXPORT_SYMBOL_HDA(hda_get_input_pin_label); - -/* Check whether the location prefix needs to be added to the label. - * If all mic-jacks are in the same location (e.g. rear panel), we don't - * have to put "Front" prefix to each label. In such a case, returns false. - */ -static int check_mic_location_need(struct hda_codec *codec, - const struct auto_pin_cfg *cfg, - int input) -{ - unsigned int defc; - int i, attr, attr2; - - defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[input].pin); - attr = snd_hda_get_input_pin_attr(defc); - /* for internal or docking mics, we need locations */ - if (attr <= INPUT_PIN_ATTR_NORMAL) - return 1; - attr = 0; - for (i = 0; i < cfg->num_inputs; i++) { - defc = snd_hda_codec_get_pincfg(codec, cfg->inputs[i].pin); - attr2 = snd_hda_get_input_pin_attr(defc); - if (attr2 >= INPUT_PIN_ATTR_NORMAL) { - if (attr && attr != attr2) - return 1; /* different locations found */ - attr = attr2; - } - } - return 0; + return val; } +EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl); -/** - * hda_get_autocfg_input_label - Get a label for the given input - * - * Get a label for the given input pin defined by the autocfg item. - * Unlike hda_get_input_pin_label(), this function checks all inputs - * defined in autocfg and avoids the redundant mic/line prefix as much as - * possible. - */ -const char *hda_get_autocfg_input_label(struct hda_codec *codec, - const struct auto_pin_cfg *cfg, - int input) +int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, + unsigned int val, bool cached) { - int type = cfg->inputs[input].type; - int has_multiple_pins = 0; - - if ((input > 0 && cfg->inputs[input - 1].type == type) || - (input < cfg->num_inputs - 1 && cfg->inputs[input + 1].type == type)) - has_multiple_pins = 1; - if (has_multiple_pins && type == AUTO_PIN_MIC) - has_multiple_pins &= check_mic_location_need(codec, cfg, input); - return hda_get_input_pin_label(codec, cfg->inputs[input].pin, - has_multiple_pins); + 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); + else + return snd_hda_codec_write(codec, pin, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, val); } -EXPORT_SYMBOL_HDA(hda_get_autocfg_input_label); +EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl); /** * snd_hda_add_imux_item - Add an item to input_mux @@ -4801,7 +5695,7 @@ int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label, imux->num_items++; return 0; } -EXPORT_SYMBOL_HDA(snd_hda_add_imux_item); +EXPORT_SYMBOL_GPL(snd_hda_add_imux_item); #ifdef CONFIG_PM @@ -4809,6 +5703,17 @@ EXPORT_SYMBOL_HDA(snd_hda_add_imux_item); * power management */ + +static void hda_async_suspend(void *data, async_cookie_t cookie) +{ + hda_call_codec_suspend(data, false); +} + +static void hda_async_resume(void *data, async_cookie_t cookie) +{ + hda_call_codec_resume(data); +} + /** * snd_hda_suspend - suspend the codecs * @bus: the HDA bus @@ -4818,38 +5723,50 @@ EXPORT_SYMBOL_HDA(snd_hda_add_imux_item); int snd_hda_suspend(struct hda_bus *bus) { struct hda_codec *codec; + ASYNC_DOMAIN_EXCLUSIVE(domain); list_for_each_entry(codec, &bus->codec_list, list) { -#ifdef CONFIG_SND_HDA_POWER_SAVE - if (!codec->power_on) - continue; -#endif - hda_call_codec_suspend(codec); + cancel_delayed_work_sync(&codec->jackpoll_work); + if (hda_codec_is_power_on(codec)) { + if (bus->num_codecs > 1) + async_schedule_domain(hda_async_suspend, codec, + &domain); + else + hda_call_codec_suspend(codec, false); + } } + + if (bus->num_codecs > 1) + async_synchronize_full_domain(&domain); + return 0; } -EXPORT_SYMBOL_HDA(snd_hda_suspend); +EXPORT_SYMBOL_GPL(snd_hda_suspend); /** * snd_hda_resume - resume the codecs * @bus: the HDA bus * * Returns 0 if successful. - * - * This fucntion is defined only when POWER_SAVE isn't set. - * In the power-save mode, the codec is resumed dynamically. */ int snd_hda_resume(struct hda_bus *bus) { struct hda_codec *codec; + ASYNC_DOMAIN_EXCLUSIVE(domain); list_for_each_entry(codec, &bus->codec_list, list) { - if (snd_hda_codec_needs_resume(codec)) + if (bus->num_codecs > 1) + async_schedule_domain(hda_async_resume, codec, &domain); + else hda_call_codec_resume(codec); } + + if (bus->num_codecs > 1) + async_synchronize_full_domain(&domain); + return 0; } -EXPORT_SYMBOL_HDA(snd_hda_resume); +EXPORT_SYMBOL_GPL(snd_hda_resume); #endif /* CONFIG_PM */ /* @@ -4867,25 +5784,23 @@ EXPORT_SYMBOL_HDA(snd_hda_resume); */ void *snd_array_new(struct snd_array *array) { + if (snd_BUG_ON(!array->elem_size)) + return NULL; if (array->used >= array->alloced) { int num = array->alloced + array->alloc_align; + int size = (num + 1) * array->elem_size; void *nlist; if (snd_BUG_ON(num >= 4096)) return NULL; - nlist = kcalloc(num + 1, array->elem_size, GFP_KERNEL); + nlist = krealloc(array->list, size, GFP_KERNEL | __GFP_ZERO); 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 snd_array_elem(array, array->used++); } -EXPORT_SYMBOL_HDA(snd_array_new); +EXPORT_SYMBOL_GPL(snd_array_new); /** * snd_array_free - free the given array elements @@ -4898,31 +5813,7 @@ void snd_array_free(struct snd_array *array) array->alloced = 0; array->list = NULL; } -EXPORT_SYMBOL_HDA(snd_array_free); - -/** - * snd_print_pcm_rates - Print the supported PCM rates to the string buffer - * @pcm: PCM caps bits - * @buf: the string buffer to write - * @buflen: the max buffer length - * - * used by hda_proc.c and hda_eld.c - */ -void snd_print_pcm_rates(int pcm, char *buf, int buflen) -{ - 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); +EXPORT_SYMBOL_GPL(snd_array_free); /** * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer @@ -4943,7 +5834,7 @@ void snd_print_pcm_bits(int pcm, char *buf, int buflen) buf[j] = '\0'; /* necessary when j == 0 */ } -EXPORT_SYMBOL_HDA(snd_print_pcm_bits); +EXPORT_SYMBOL_GPL(snd_print_pcm_bits); MODULE_DESCRIPTION("HDA codec core"); MODULE_LICENSE("GPL"); |