diff options
Diffstat (limited to 'sound/pci/hda/hda_codec.c')
| -rw-r--r-- | sound/pci/hda/hda_codec.c | 4319 |
1 files changed, 3258 insertions, 1061 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index b7bba7dc7cf..4c20277a683 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -19,19 +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 */ @@ -44,10 +52,12 @@ struct hda_vendor_id { /* codec vendor labels */ static struct hda_vendor_id hda_vendor_ids[] = { { 0x1002, "ATI" }, + { 0x1013, "Cirrus Logic" }, { 0x1057, "Motorola" }, { 0x1095, "Silicon Image" }, { 0x10de, "Nvidia" }, { 0x10ec, "Realtek" }, + { 0x1102, "Creative" }, { 0x1106, "VIA" }, { 0x111d, "IDT" }, { 0x11c1, "LSI" }, @@ -57,6 +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" }, @@ -73,7 +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) { @@ -82,15 +93,40 @@ 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 +/** + * snd_hda_get_jack_location - Give a location string of the jack + * @cfg: pin default config value + * + * Parse the pin default config value and returns the string of the + * jack location, e.g. "Rear", "Front", etc. + */ const char *snd_hda_get_jack_location(u32 cfg) { static char *bases[7] = { @@ -116,52 +152,121 @@ 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 + * @cfg: pin default config value + * + * Parse the pin default config value and returns the string of the + * jack connectivity, i.e. external or internal connection. + */ const char *snd_hda_get_jack_connectivity(u32 cfg) { static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" }; 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 + * @cfg: pin default config value + * + * Parse the pin default config value and returns the string of the + * jack type, i.e. the purpose of the jack, such as Line-Out or CD. + */ const char *snd_hda_get_jack_type(u32 cfg) { static char *jack_types[16] = { "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; - val = (u32)(codec->addr & 0x0f) << 28; - val |= (u32)direct << 27; + if ((codec->addr & ~0xf) || (nid & ~0x7f) || + (verb & ~0xfff) || (parm & ~0xffff)) { + 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)nid << 20; val |= verb << 8; val |= parm; return val; } +/* + * Send and receive a verb + */ +static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd, + int flags, unsigned int *res) +{ + struct hda_bus *bus = codec->bus; + int err; + + if (cmd == ~0) + return -1; + + if (res) + *res = -1; + again: + snd_hda_power_up(codec); + mutex_lock(&bus->cmd_mutex); + 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 (!codec_in_pm(codec) && res && *res == -1 && bus->rirb_error) { + if (bus->response_reset) { + 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 || codec_in_pm(codec)) + bus->response_reset = 0; + return err; +} + /** * 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 * @@ -170,30 +275,22 @@ make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int direct, * 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) { - struct hda_bus *bus = codec->bus; + unsigned cmd = make_codec_cmd(codec, nid, flags, verb, parm); unsigned int res; - - res = make_codec_cmd(codec, nid, direct, verb, parm); - snd_hda_power_up(codec); - mutex_lock(&bus->cmd_mutex); - if (!bus->ops.command(bus, res)) - res = bus->ops.get_response(bus); - else - res = (unsigned int)-1; - mutex_unlock(&bus->cmd_mutex); - snd_hda_power_down(codec); + 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 * @@ -201,22 +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) { - struct hda_bus *bus = codec->bus; + unsigned int cmd = make_codec_cmd(codec, nid, flags, verb, parm); unsigned int res; - int err; - - res = make_codec_cmd(codec, nid, direct, verb, parm); - snd_hda_power_up(codec); - mutex_lock(&bus->cmd_mutex); - err = bus->ops.command(bus, res); - mutex_unlock(&bus->cmd_mutex); - snd_hda_power_down(codec); - return err; + 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 @@ -231,7 +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 @@ -253,13 +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 @@ -270,15 +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; hda_nid_t prev_nid; + int null_count = 0; - if (snd_BUG_ON(!conn_list || max_conns <= 0)) - 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; @@ -298,7 +550,10 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, /* single connection */ parm = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONNECT_LIST, 0); - conn_list[0] = parm & mask; + if (parm == -1 && codec->bus->rirb_error) + return -EIO; + if (conn_list) + conn_list[0] = parm & mask; return 1; } @@ -309,41 +564,173 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid, int range_val; hda_nid_t val, n; - if (i % num_elems == 0) + if (i % num_elems == 0) { parm = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONNECT_LIST, i); + if (parm == -1 && codec->bus->rirb_error) + return -EIO; + } range_val = !!(parm & (1 << (shift-1))); /* ranges */ val = parm & mask; + if (val == 0 && null_count++) { /* no second chance */ + codec_dbg(codec, + "invalid CONNECT_LIST verb %x[%i]:%x\n", + nid, i, parm); + return 0; + } parm >>= shift; 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 - "Too many connections\n"); - 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 "Too many connections\n"); - 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 @@ -362,6 +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; @@ -377,7 +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 @@ -416,8 +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); @@ -429,49 +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); - } + bus->shutdown = 1; return 0; } -#else -#define snd_hda_bus_dev_register NULL -#endif /** * snd_hda_bus_new - create a HDA bus @@ -481,15 +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; - char qname[8]; 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, }; @@ -503,7 +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; } @@ -515,12 +891,15 @@ int /*__devinit*/ snd_hda_bus_new(struct snd_card *card, bus->ops = temp->ops; mutex_init(&bus->cmd_mutex); + mutex_init(&bus->prepare_mutex); INIT_LIST_HEAD(&bus->codec_list); - snprintf(qname, sizeof(qname), "hda%d", card->number); - bus->workq = create_workqueue(qname); + snprintf(bus->workq_name, sizeof(bus->workq_name), + "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", qname); + dev_err(card->dev, "cannot create workqueue %s\n", + bus->workq_name); kfree(bus); return -ENOMEM; } @@ -534,9 +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 @@ -557,16 +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++) { @@ -612,7 +988,10 @@ static int get_codec_name(struct hda_codec *codec) const struct hda_vendor_id *c; const char *vendor = NULL; u16 vendor_id = codec->vendor_id >> 16; - char tmp[16], name[32]; + char tmp[16]; + + if (codec->vendor_name) + goto get_chip_name; for (c = hda_vendor_ids; c->id; c++) { if (c->id == vendor_id) { @@ -624,14 +1003,21 @@ static int get_codec_name(struct hda_codec *codec) sprintf(tmp, "Generic %04x", vendor_id); vendor = tmp; } + codec->vendor_name = kstrdup(vendor, GFP_KERNEL); + if (!codec->vendor_name) + return -ENOMEM; + + get_chip_name: + if (codec->chip_name) + return 0; + if (codec->preset && codec->preset->name) - snprintf(name, sizeof(name), "%s %s", vendor, - codec->preset->name); - else - snprintf(name, sizeof(name), "%s ID %x", vendor, - codec->vendor_id & 0xffff); - codec->name = kstrdup(name, GFP_KERNEL); - if (!codec->name) + codec->chip_name = kstrdup(codec->preset->name, GFP_KERNEL); + else { + sprintf(tmp, "ID %x", codec->vendor_id & 0xffff); + codec->chip_name = kstrdup(tmp, GFP_KERNEL); + } + if (!codec->chip_name) return -ENOMEM; return 0; } @@ -639,21 +1025,25 @@ 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; + int i, total_nodes, function_id; hda_nid_t nid; total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid); for (i = 0; i < total_nodes; i++, nid++) { - unsigned int func; - func = snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE); - switch (func & 0xff) { + function_id = snd_hda_param_read(codec, nid, + AC_PAR_FUNCTION_TYPE); + switch (function_id & 0xff) { case AC_GRP_AUDIO_FUNCTION: codec->afg = nid; + codec->afg_function_id = function_id & 0xff; + codec->afg_unsol = (function_id >> 8) & 1; break; case AC_GRP_MODEM_FUNCTION: codec->mfg = nid; + codec->mfg_function_id = function_id & 0xff; + codec->mfg_unsol = (function_id >> 8) & 1; break; default: break; @@ -681,11 +1071,268 @@ static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node) return 0; } +/* read all pin default configurations and save codec->init_pins */ +static int read_pin_defaults(struct hda_codec *codec) +{ + int i; + hda_nid_t nid = codec->start_nid; + + for (i = 0; i < codec->num_nodes; i++, nid++) { + struct hda_pincfg *pin; + unsigned int wcaps = get_wcaps(codec, nid); + unsigned int wid_type = get_wcaps_type(wcaps); + if (wid_type != AC_WID_PIN) + continue; + pin = snd_array_new(&codec->init_pins); + if (!pin) + return -ENOMEM; + pin->nid = nid; + pin->cfg = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_CONFIG_DEFAULT, 0); + pin->ctrl = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_PIN_WIDGET_CONTROL, + 0); + } + return 0; +} + +/* look up the given pin config list and return the item matching with NID */ +static struct hda_pincfg *look_up_pincfg(struct hda_codec *codec, + struct snd_array *array, + hda_nid_t nid) +{ + int i; + for (i = 0; i < array->used; i++) { + struct hda_pincfg *pin = snd_array_elem(array, i); + if (pin->nid == nid) + return pin; + } + return NULL; +} + +/* set the current pin config value for the given NID. + * the value is cached, and read via snd_hda_codec_get_pincfg() + */ +int snd_hda_add_pincfg(struct hda_codec *codec, struct snd_array *list, + hda_nid_t nid, unsigned int cfg) +{ + struct hda_pincfg *pin; + + /* 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; + */ + + pin = look_up_pincfg(codec, list, nid); + if (!pin) { + pin = snd_array_new(list); + if (!pin) + return -ENOMEM; + pin->nid = nid; + } + pin->cfg = cfg; + return 0; +} + +/** + * snd_hda_codec_set_pincfg - Override a pin default configuration + * @codec: the HDA codec + * @nid: NID to set the pin config + * @cfg: the pin default config value + * + * Override a pin default configuration value in the cache. + * This value can be read by snd_hda_codec_get_pincfg() in a higher + * priority than the real hardware value. + */ +int snd_hda_codec_set_pincfg(struct hda_codec *codec, + hda_nid_t nid, unsigned int cfg) +{ + return snd_hda_add_pincfg(codec, &codec->driver_pins, nid, cfg); +} +EXPORT_SYMBOL_GPL(snd_hda_codec_set_pincfg); + +/** + * snd_hda_codec_get_pincfg - Obtain a pin-default configuration + * @codec: the HDA codec + * @nid: NID to get the pin config + * + * Get the current pin config value of the given pin NID. + * If the pincfg value is cached or overridden via sysfs or driver, + * returns the cached value. + */ +unsigned int snd_hda_codec_get_pincfg(struct hda_codec *codec, hda_nid_t nid) +{ + struct hda_pincfg *pin; + +#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) + return pin->cfg; + pin = look_up_pincfg(codec, &codec->init_pins, nid); + if (pin) + return pin->cfg; + return 0; +} +EXPORT_SYMBOL_GPL(snd_hda_codec_get_pincfg); + +/* remember the current pinctl target value */ +int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, + unsigned int val) +{ + struct hda_pincfg *pin; + + pin = look_up_pincfg(codec, &codec->init_pins, nid); + if (!pin) + return -EINVAL; + pin->target = val; + return 0; +} +EXPORT_SYMBOL_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 + * @codec: the HDA codec + * + * Clear all pin controls to shup up before suspend for avoiding click noise. + * The controls aren't cached so that they can be resumed properly. + */ +void snd_hda_shutup_pins(struct hda_codec *codec) +{ + int i; + /* don't shut up pins when unloading the driver; otherwise it breaks + * the default pin setup at the next load of the driver + */ + if (codec->bus->shutdown) + return; + for (i = 0; i < codec->init_pins.used; i++) { + struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); + /* use read here for syncing after issuing each verb */ + snd_hda_codec_read(codec, pin->nid, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, 0); + } + codec->pins_shutup = 1; +} +EXPORT_SYMBOL_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) +{ + int i; + if (!codec->pins_shutup) + return; + if (codec->bus->shutdown) + return; + for (i = 0; i < codec->init_pins.used; i++) { + struct hda_pincfg *pin = snd_array_elem(&codec->init_pins, i); + snd_hda_codec_write(codec, pin->nid, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, + pin->ctrl); + } + codec->pins_shutup = 0; +} +#endif + +static void 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); +/* release all pincfg lists */ +static void free_init_pincfgs(struct hda_codec *codec) +{ + snd_array_free(&codec->driver_pins); +#ifdef CONFIG_SND_HDA_RECONFIG + snd_array_free(&codec->user_pins); +#endif + snd_array_free(&codec->init_pins); +} + +/* + * audio-converter setup caches + */ +struct hda_cvt_setup { + hda_nid_t nid; + u8 stream_tag; + u8 channel_id; + u16 format_id; + unsigned char active; /* cvt is currently used */ + unsigned char dirty; /* setups should be cleared */ +}; + +/* get or create a cache entry for the given audio converter NID */ +static struct hda_cvt_setup * +get_hda_cvt_setup(struct hda_codec *codec, hda_nid_t nid) +{ + struct hda_cvt_setup *p; + int i; + + for (i = 0; i < codec->cvt_setups.used; i++) { + p = snd_array_elem(&codec->cvt_setups, i); + if (p->nid == nid) + return p; + } + p = snd_array_new(&codec->cvt_setups); + if (p) + p->nid = nid; + return p; +} + +/* + * 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 */ @@ -693,22 +1340,72 @@ static void snd_hda_codec_free(struct hda_codec *codec) { if (!codec) return; -#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); - kfree(codec->name); + kfree(codec->vendor_name); + kfree(codec->chip_name); kfree(codec->modelname); kfree(codec->wcaps); - kfree(codec); + codec->bus->num_codecs--; + put_device(&codec->dev); +} + +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)); } /** @@ -719,12 +1416,19 @@ static void snd_hda_codec_free(struct hda_codec *codec) * * Returns 0 if successful, or a negative error code. */ -int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr, - int do_init, struct hda_codec **codecp) +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; @@ -732,33 +1436,49 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr 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 snd_kcontrol *), 32); - if (codec->bus->modelname) { - codec->modelname = kstrdup(codec->bus->modelname, GFP_KERNEL); - if (!codec->modelname) { - snd_hda_codec_free(codec); - return -ENODEV; - } - } + snd_array_init(&codec->mixers, sizeof(struct hda_nid_item), 32); + snd_array_init(&codec->nids, sizeof(struct hda_nid_item), 32); + snd_array_init(&codec->init_pins, sizeof(struct hda_pincfg), 16); + snd_array_init(&codec->driver_pins, sizeof(struct hda_pincfg), 16); + snd_array_init(&codec->cvt_setups, sizeof(struct hda_cvt_setup), 8); + snd_array_init(&codec->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 @@ -767,7 +1487,19 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr 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, @@ -785,33 +1517,42 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr setup_fg_nodes(codec); if (!codec->afg && !codec->mfg) { - snd_printdd("hda_codec: no AFG or MFG node found\n"); - snd_hda_codec_free(codec); - return -ENODEV; + dev_err(bus->card->dev, "no AFG or MFG node found\n"); + err = -ENODEV; + goto error; } - if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) { - snd_printk(KERN_ERR "hda_codec: cannot malloc\n"); - snd_hda_codec_free(codec); - return -ENOMEM; + fg = codec->afg ? codec->afg : codec->mfg; + err = read_widget_caps(codec, fg); + if (err < 0) { + dev_err(bus->card->dev, "cannot malloc\n"); + goto error; } + err = read_pin_defaults(codec); + if (err < 0) + 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); } - if (bus->modelname) - codec->modelname = kstrdup(bus->modelname, GFP_KERNEL); - if (do_init) { - err = snd_hda_codec_configure(codec); - if (err < 0) { - snd_hda_codec_free(codec); - return err; - } - } +#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, AC_PWRST_D0); + snd_hda_codec_proc_new(codec); snd_hda_create_hwdep(codec); @@ -820,45 +1561,171 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr 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; + + error: + snd_hda_codec_free(codec); + return err; +} +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_HDA(snd_hda_codec_new); +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 + * @codec: the HDA codec + * + * Start parsing of the given codec tree and (re-)initialize the whole + * patch instance. + * + * Returns 0 if successful or a negative error code. + */ int snd_hda_codec_configure(struct hda_codec *codec) { + int (*patch)(struct hda_codec *) = NULL; int err; codec->preset = find_codec_preset(codec); - if (!codec->name) { + if (!codec->vendor_name || !codec->chip_name) { err = get_codec_name(codec); if (err < 0) return err; } + + 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; + } + } + + err = patch(codec); + if (err < 0) { + unload_parser(codec); + return err; + } + + 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 (codec->afg || !*codec->bus->card->mixername) - strlcpy(codec->bus->card->mixername, codec->name, - sizeof(codec->bus->card->mixername)); + snprintf(codec->bus->card->mixername, + sizeof(codec->bus->card->mixername), + "%s %s", codec->vendor_name, codec->chip_name); + return 0; +} +EXPORT_SYMBOL_GPL(snd_hda_codec_configure); - 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; +/* 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) +{ + unsigned int oldval, newval; + + if (p->stream_tag != stream_tag || p->channel_id != channel_id) { + oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0); + newval = (stream_tag << 4) | channel_id; + if (oldval != newval) + snd_hda_codec_write(codec, nid, 0, + AC_VERB_SET_CHANNEL_STREAMID, + newval); + p->stream_tag = stream_tag; + p->channel_id = channel_id; } +} - /* 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"); +/* 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; - patched: - if (!err && codec->patch_ops.unsol_event) - err = init_unsol_queue(codec->bus); - return err; + if (p->format_id != format) { + oldval = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_STREAM_FORMAT, 0); + if (oldval != format) { + msleep(1); + snd_hda_codec_write(codec, nid, 0, + AC_VERB_SET_STREAM_FORMAT, + format); + } + p->format_id = format; + } } /** @@ -873,44 +1740,135 @@ 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; - snd_printdd("hda_codec_setup_stream: " - "NID=0x%x, stream=0x%x, channel=%d, format=0x%x\n", - nid, stream_tag, channel_id, format); - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, - (stream_tag << 4) | channel_id); - msleep(1); - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, format); + 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; + + /* make other inactive cvts with the same stream-tag dirty */ + type = get_wcaps_type(get_wcaps(codec, nid)); + list_for_each_entry(c, &codec->bus->codec_list, list) { + for (i = 0; i < c->cvt_setups.used; i++) { + p = snd_array_elem(&c->cvt_setups, i); + if (!p->active && p->stream_tag == stream_tag && + get_wcaps_type(get_wcaps(c, p->nid)) == type) + p->dirty = 1; + } + } } -EXPORT_SYMBOL_HDA(snd_hda_codec_setup_stream); +EXPORT_SYMBOL_GPL(snd_hda_codec_setup_stream); -void snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid) +static void really_cleanup_stream(struct hda_codec *codec, + struct hda_cvt_setup *q); + +/** + * __snd_hda_codec_cleanup_stream - clean up the codec for closing + * @codec: the CODEC to clean up + * @nid: the NID to clean up + * @do_now: really clean up the stream instead of clearing the active flag + */ +void __snd_hda_codec_cleanup_stream(struct hda_codec *codec, hda_nid_t nid, + int do_now) { + struct hda_cvt_setup *p; + if (!nid) return; - snd_printdd("hda_codec_cleanup_stream: NID=0x%x\n", nid); - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0); -#if 0 /* keep the format */ - msleep(1); - snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0); -#endif + if (codec->no_sticky_stream) + do_now = 1; + + 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; + * actual clean-ups will be done later in + * purify_inactive_streams() called from snd_hda_codec_prpapre() + */ + if (do_now) + really_cleanup_stream(codec, p); + else + p->active = 0; + } +} +EXPORT_SYMBOL_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; + 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; +} + +/* clean up the all conflicting obsolete streams */ +static void purify_inactive_streams(struct hda_codec *codec) +{ + struct hda_codec *c; + int i; + + list_for_each_entry(c, &codec->bus->codec_list, list) { + for (i = 0; i < c->cvt_setups.used; i++) { + struct hda_cvt_setup *p; + p = snd_array_elem(&c->cvt_setups, i); + if (p->dirty) + really_cleanup_stream(c, p); + } + } +} + +#ifdef CONFIG_PM +/* clean up all streams; called from suspend */ +static void hda_cleanup_all_streams(struct hda_codec *codec) +{ + int i; + + for (i = 0; i < codec->cvt_setups.used; i++) { + struct hda_cvt_setup *p = snd_array_elem(&codec->cvt_setups, i); + if (p->stream_tag) + really_cleanup_stream(codec, p); + } } -EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup_stream); +#endif /* * amp access functions */ /* FIXME: more better hash key? */ -#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24)) +#define HDA_HASH_KEY(nid, dir, idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24)) +#define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24)) +#define HDA_HASH_PARPCM_KEY(nid) (u32)((nid) + (0x03 << 24)) +#define HDA_HASH_PARSTR_KEY(nid) (u32)((nid) + (0x04 << 24)) #define INFO_AMP_CAPS (1<<0) #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)); @@ -924,8 +1882,7 @@ static void free_hda_cache(struct hda_cache_rec *cache) } /* query the hash. allocate an entry if not found. */ -static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache, - u32 key) +static struct hda_cache_head *get_hash(struct hda_cache_rec *cache, u32 key) { u16 idx = key % (u16)ARRAY_SIZE(cache->hash); u16 cur = cache->hash[idx]; @@ -937,17 +1894,28 @@ static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache, return info; cur = info->next; } + return NULL; +} - /* add a new hash entry */ - info = snd_array_new(&cache->buf); - if (!info) - return NULL; - cur = snd_array_index(&cache->buf, info); - info->key = key; - info->val = 0; - info->next = cache->hash[idx]; - cache->hash[idx] = cur; - +/* query the hash. allocate an entry if not found. */ +static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache, + u32 key) +{ + struct hda_cache_head *info = get_hash(cache, key); + if (!info) { + u16 idx, cur; + /* add a new hash entry */ + info = snd_array_new(&cache->buf); + if (!info) + return NULL; + cur = snd_array_index(&cache->buf, info); + info->key = key; + info->val = 0; + info->dirty = 0; + idx = key % (u16)ARRAY_SIZE(cache->hash); + info->next = cache->hash[idx]; + cache->hash[idx] = cur; + } return info; } @@ -958,71 +1926,181 @@ get_alloc_amp_hash(struct hda_codec *codec, u32 key) return (struct hda_amp_info *)get_alloc_hash(&codec->amp_cache, key); } -/* - * query AMP capabilities for the given widget and direction +/* 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 */ -u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) +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; - info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, 0)); - if (!info) + 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)) { - 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; + 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 info->amp_caps; + return val; } -EXPORT_SYMBOL_HDA(query_amp_caps); +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 + * @nid: the NID to query + * @direction: either #HDA_INPUT or #HDA_OUTPUT + * + * Query AMP capabilities for the given widget and direction. + * Returns the obtained capability bits. + * + * When cap bits have been already read, this doesn't read again but + * returns the cached value. + */ +u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) +{ + return query_caps_hash(codec, nid, direction, + HDA_HASH_KEY(nid, direction, 0), + read_amp_cap); +} +EXPORT_SYMBOL_GPL(query_amp_caps); + +/** + * snd_hda_override_amp_caps - Override the AMP capabilities + * @codec: the CODEC to clean up + * @nid: the NID to clean up + * @direction: either #HDA_INPUT or #HDA_OUTPUT + * @caps: the capability bits to set + * + * Override the cached AMP caps bits value by the given one. + * This function is useful if the driver needs to adjust the AMP ranges, + * e.g. limit to 0dB, etc. + * + * Returns zero if successful or a negative error code. + */ int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int caps) { - struct hda_amp_info *info; + return write_caps_hash(codec, HDA_HASH_KEY(nid, dir, 0), caps); +} +EXPORT_SYMBOL_GPL(snd_hda_override_amp_caps); - 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; +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); } -EXPORT_SYMBOL_HDA(snd_hda_override_amp_caps); -/* - * read the current volume to info - * if the cache exists, read the cache value. +/** + * snd_hda_query_pin_caps - Query PIN capabilities + * @codec: the HD-auio codec + * @nid: the NID to query + * + * Query PIN capabilities for the given widget. + * Returns the obtained capability bits. + * + * When cap bits have been already read, this doesn't read again but + * returns the cached value. + */ +u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) +{ + return query_caps_hash(codec, nid, 0, HDA_HASH_PINCAP_KEY(nid), + read_pin_cap); +} +EXPORT_SYMBOL_GPL(snd_hda_query_pin_caps); + +/** + * snd_hda_override_pin_caps - Override the pin capabilities + * @codec: the CODEC + * @nid: the NID to override + * @caps: the capability bits to set + * + * Override the cached PIN capabilitiy bits value by the given one. + * + * Returns zero if successful or a negative error code. */ -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) +int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, + unsigned int caps) { - u32 val, parm; + return write_caps_hash(codec, HDA_HASH_PINCAP_KEY(nid), caps); +} +EXPORT_SYMBOL_GPL(snd_hda_override_pin_caps); - if (info->head.val & INFO_AMP_VOL(ch)) - return info->vol[ch]; +/* read or sync the hash value with the current value; + * call within hash_mutex + */ +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) +{ + 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) { @@ -1031,87 +2109,202 @@ 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; } -/* - * read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit. +/** + * snd_hda_codec_amp_read - Read AMP value + * @codec: HD-audio codec + * @nid: NID to read the AMP value + * @ch: channel (left=0 or right=1) + * @direction: #HDA_INPUT or #HDA_OUTPUT + * @index: the index value (only for input direction) + * + * Read AMP value. The volume is between 0 to 0x7f, 0x80 = mute bit. */ int snd_hda_codec_amp_read(struct hda_codec *codec, hda_nid_t nid, int ch, int direction, int index) { struct hda_amp_info *info; - info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, direction, index)); - if (!info) - return 0; - return get_vol_mute(codec, info, nid, ch, direction, index); + 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_HDA(snd_hda_codec_amp_read); +EXPORT_SYMBOL_GPL(snd_hda_codec_amp_read); -/* - * update the AMP value, mask = bit mask to set, val = the value - */ -int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, - int direction, int idx, int mask, int val) +static int codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, + int direction, int idx, int mask, int val, + bool init_only) { struct hda_amp_info *info; + unsigned int caps; + unsigned int cache_only; - 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) + + 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; - put_vol_mute(codec, info, nid, ch, direction, idx, val); + } + val |= info->vol[ch] & ~mask; + if (info->vol[ch] == val) { + mutex_unlock(&codec->hash_mutex); + return 0; + } + 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_update); -/* - * update the AMP stereo with the same mask and value +/** + * snd_hda_codec_amp_update - update the AMP value + * @codec: HD-audio codec + * @nid: NID to read the AMP value + * @ch: channel (left=0 or right=1) + * @direction: #HDA_INPUT or #HDA_OUTPUT + * @idx: the index value (only for input direction) + * @mask: bit mask to set + * @val: the bits value to set + * + * Update the AMP value with a bit mask. + * Returns 0 if the value is unchanged, 1 if changed. + */ +int snd_hda_codec_amp_update(struct hda_codec *codec, hda_nid_t nid, int ch, + int direction, int idx, int mask, int val) +{ + return codec_amp_update(codec, nid, ch, direction, idx, mask, val, false); +} +EXPORT_SYMBOL_GPL(snd_hda_codec_amp_update); + +/** + * snd_hda_codec_amp_stereo - update the AMP stereo values + * @codec: HD-audio codec + * @nid: NID to read the AMP value + * @direction: #HDA_INPUT or #HDA_OUTPUT + * @idx: the index value (only for input direction) + * @mask: bit mask to set + * @val: the bits value to set + * + * Update the AMP values like snd_hda_codec_amp_update(), but for a + * stereo widget with the same mask and value. */ int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid, int direction, int idx, int mask, int val) { int ch, ret = 0; + + if (snd_BUG_ON(mask & ~0xff)) + mask &= 0xff; for (ch = 0; ch < 2; ch++) ret |= snd_hda_codec_amp_update(codec, nid, ch, direction, idx, mask, val); return ret; } -EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo); +EXPORT_SYMBOL_GPL(snd_hda_codec_amp_stereo); -#ifdef SND_HDA_NEEDS_RESUME -/* resume the all amp commands from the cache */ +/* 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); + +/** + * snd_hda_codec_resume_amp - Resume all AMP commands from the cache + * @codec: HD-audio codec + * + * Resume the all amp commands from the cache. + */ void snd_hda_codec_resume_amp(struct hda_codec *codec) { - struct hda_amp_info *buffer = codec->amp_cache.buf.list; 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_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) +{ + u32 caps = query_amp_caps(codec, nid, dir); + /* get num steps */ + caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; + if (ofs < caps) + caps -= ofs; + return caps; } -EXPORT_SYMBOL_HDA(snd_hda_codec_resume_amp); -#endif /* SND_HDA_NEEDS_RESUME */ -/* volume */ +/** + * snd_hda_mixer_amp_volume_info - Info callback for a standard AMP mixer + * + * The control element is supposed to have the private_value field + * set up via HDA_COMPOSE_AMP_VAL*() or related macros. + */ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { @@ -1119,25 +2312,60 @@ int snd_hda_mixer_amp_volume_info(struct snd_kcontrol *kcontrol, u16 nid = get_amp_nid(kcontrol); u8 chs = get_amp_channels(kcontrol); int dir = get_amp_direction(kcontrol); - u32 caps; + unsigned int ofs = get_amp_offset(kcontrol); - caps = query_amp_caps(codec, nid, dir); - /* num steps */ - caps = (caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; - if (!caps) { - printk(KERN_WARNING "hda_codec: " - "num_steps = 0 for NID=0x%x (ctl = %s)\n", nid, - kcontrol->id.name); - return -EINVAL; - } uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = chs == 3 ? 2 : 1; uinfo->value.integer.min = 0; - uinfo->value.integer.max = caps; + uinfo->value.integer.max = get_amp_max_value(codec, nid, dir, ofs); + if (!uinfo->value.integer.max) { + 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 +read_amp_value(struct hda_codec *codec, hda_nid_t nid, + int ch, int dir, int idx, unsigned int ofs) +{ + unsigned int val; + val = snd_hda_codec_amp_read(codec, nid, ch, dir, idx); + val &= HDA_AMP_VOLMASK; + if (val >= ofs) + val -= ofs; + else + val = 0; + return val; +} + +static inline int +update_amp_value(struct hda_codec *codec, hda_nid_t nid, + int ch, int dir, int idx, unsigned int ofs, + unsigned int val) +{ + unsigned int maxval; + + if (val > 0) + val += ofs; + /* ofs = 0: raw max value */ + maxval = get_amp_max_value(codec, nid, dir, 0); + if (val > maxval) + val = maxval; + return snd_hda_codec_amp_update(codec, nid, ch, dir, idx, + HDA_AMP_VOLMASK, val); +} +/** + * snd_hda_mixer_amp_volume_get - Get callback for a standard AMP mixer volume + * + * The control element is supposed to have the private_value field + * set up via HDA_COMPOSE_AMP_VAL*() or related macros. + */ int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1146,18 +2374,23 @@ int snd_hda_mixer_amp_volume_get(struct snd_kcontrol *kcontrol, int chs = get_amp_channels(kcontrol); int dir = get_amp_direction(kcontrol); int idx = get_amp_index(kcontrol); + unsigned int ofs = get_amp_offset(kcontrol); long *valp = ucontrol->value.integer.value; if (chs & 1) - *valp++ = snd_hda_codec_amp_read(codec, nid, 0, dir, idx) - & HDA_AMP_VOLMASK; + *valp++ = read_amp_value(codec, nid, 0, dir, idx, ofs); if (chs & 2) - *valp = snd_hda_codec_amp_read(codec, nid, 1, dir, idx) - & HDA_AMP_VOLMASK; + *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 + * + * The control element is supposed to have the private_value field + * set up via HDA_COMPOSE_AMP_VAL*() or related macros. + */ int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1166,29 +2399,36 @@ int snd_hda_mixer_amp_volume_put(struct snd_kcontrol *kcontrol, int chs = get_amp_channels(kcontrol); int dir = get_amp_direction(kcontrol); int idx = get_amp_index(kcontrol); + unsigned int ofs = get_amp_offset(kcontrol); long *valp = ucontrol->value.integer.value; int change = 0; snd_hda_power_up(codec); if (chs & 1) { - change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx, - 0x7f, *valp); + change = update_amp_value(codec, nid, 0, dir, idx, ofs, *valp); valp++; } if (chs & 2) - change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx, - 0x7f, *valp); + change |= update_amp_value(codec, nid, 1, dir, idx, ofs, *valp); 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_COMPOSE_AMP_VAL*() or related macros. + */ int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, unsigned int size, unsigned int __user *_tlv) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); hda_nid_t nid = get_amp_nid(kcontrol); int dir = get_amp_direction(kcontrol); + unsigned int ofs = get_amp_offset(kcontrol); + bool min_mute = get_amp_min_mute(kcontrol); u32 caps, val1, val2; if (size < 4 * sizeof(unsigned int)) @@ -1197,7 +2437,10 @@ int snd_hda_mixer_amp_tlv(struct snd_kcontrol *kcontrol, int op_flag, val2 = (caps & AC_AMPCAP_STEP_SIZE) >> AC_AMPCAP_STEP_SIZE_SHIFT; val2 = (val2 + 1) * 25; val1 = -((caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT); + val1 += ofs; val1 = ((int)val1) * ((int)val2); + if (min_mute || (caps & AC_AMPCAP_MIN_MUTE)) + val2 |= TLV_DB_SCALE_MUTE; if (put_user(SNDRV_CTL_TLVT_DB_SCALE, _tlv)) return -EFAULT; if (put_user(2 * sizeof(unsigned int), _tlv + 1)) @@ -1208,10 +2451,18 @@ 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); -/* - * set (static) TLV for virtual master volume; recalculated as max 0dB +/** + * snd_hda_set_vmaster_tlv - Set TLV for a virtual master control + * @codec: HD-audio codec + * @nid: NID of a reference widget + * @dir: #HDA_INPUT or #HDA_OUTPUT + * @tlv: TLV data to be stored, at least 4 elements + * + * Set (static) TLV data for a virtual master volume using the AMP caps + * obtained from the reference NID. + * The volume range is recalculated as if the max volume is 0dB. */ void snd_hda_set_vmaster_tlv(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int *tlv) @@ -1228,128 +2479,523 @@ 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; strcpy(id.name, name); return snd_ctl_find_id(codec->bus->card, &id); } +/** + * snd_hda_find_mixer_ctl - Find a mixer control element with the given name + * @codec: HD-audio codec + * @name: ctl id name string + * + * Get the control element with the given id string and IFACE_MIXER. + */ struct snd_kcontrol *snd_hda_find_mixer_ctl(struct hda_codec *codec, const char *name) { - 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); -/* Add a control element and assign to the codec */ -int snd_hda_ctl_add(struct hda_codec *codec, struct snd_kcontrol *kctl) +/** + * snd_hda_ctl_add - Add a control element and assign to the codec + * @codec: HD-audio codec + * @nid: corresponding NID (optional) + * @kctl: the control element to assign + * + * Add the given control element to an array inside the codec instance. + * All control elements belonging to a codec are supposed to be added + * by this function so that a proper clean-up works at the free or + * reconfiguration time. + * + * If non-zero @nid is passed, the NID is assigned to the control element. + * The assignment is shown in the codec proc file. + * + * snd_hda_ctl_add() checks the control subdev id field whether + * #HDA_SUBDEV_NID_FLAG bit is set. If set (and @nid is zero), the lower + * bits value is taken as the NID to assign. The #HDA_NID_ITEM_AMP bit + * specifies if kctl->private_value is a HDA amplifier value. + */ +int snd_hda_ctl_add(struct hda_codec *codec, hda_nid_t nid, + struct snd_kcontrol *kctl) { int err; - struct snd_kcontrol **knewp; + unsigned short flags = 0; + struct hda_nid_item *item; + if (kctl->id.subdevice & HDA_SUBDEV_AMP_FLAG) { + flags |= HDA_NID_ITEM_AMP; + if (nid == 0) + nid = get_amp_nid_(kctl->private_value); + } + if ((kctl->id.subdevice & HDA_SUBDEV_NID_FLAG) != 0 && nid == 0) + nid = kctl->id.subdevice & 0xffff; + if (kctl->id.subdevice & (HDA_SUBDEV_NID_FLAG|HDA_SUBDEV_AMP_FLAG)) + kctl->id.subdevice = 0; err = snd_ctl_add(codec->bus->card, kctl); if (err < 0) return err; - knewp = snd_array_new(&codec->mixers); - if (!knewp) + item = snd_array_new(&codec->mixers); + if (!item) return -ENOMEM; - *knewp = kctl; + item->kctl = kctl; + item->nid = nid; + item->flags = flags; return 0; } -EXPORT_SYMBOL_HDA(snd_hda_ctl_add); +EXPORT_SYMBOL_GPL(snd_hda_ctl_add); -#ifdef CONFIG_SND_HDA_RECONFIG -/* Clear all controls assigned to the given codec */ +/** + * snd_hda_add_nid - Assign a NID to a control element + * @codec: HD-audio codec + * @nid: corresponding NID (optional) + * @kctl: the control element to assign + * @index: index to kctl + * + * Add the given control element to an array inside the codec instance. + * This function is used when #snd_hda_ctl_add cannot be used for 1:1 + * NID:KCTL mapping - for example "Capture Source" selector. + */ +int snd_hda_add_nid(struct hda_codec *codec, struct snd_kcontrol *kctl, + unsigned int index, hda_nid_t nid) +{ + struct hda_nid_item *item; + + if (nid > 0) { + item = snd_array_new(&codec->nids); + if (!item) + return -ENOMEM; + item->kctl = kctl; + item->index = index; + item->nid = nid; + return 0; + } + codec_err(codec, "no NID for mapping control %s:%d:%d\n", + kctl->id.name, kctl->id.index, index); + return -EINVAL; +} +EXPORT_SYMBOL_GPL(snd_hda_add_nid); + +/** + * snd_hda_ctls_clear - Clear all controls assigned to the given codec + * @codec: HD-audio codec + */ void snd_hda_ctls_clear(struct hda_codec *codec) { int i; - struct snd_kcontrol **kctls = codec->mixers.list; + struct hda_nid_item *items = codec->mixers.list; for (i = 0; i < codec->mixers.used; i++) - snd_ctl_remove(codec->bus->card, kctls[i]); + snd_ctl_remove(codec->bus->card, items[i].kctl); snd_array_free(&codec->mixers); + snd_array_free(&codec->nids); } -void snd_hda_codec_reset(struct hda_codec *codec) +/* pseudo device locking + * toggle card->shutdown to allow/disallow the device access (as a hack) + */ +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) + 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); + +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 + * @codec: HD-audio codec + * + * This frees the all PCM and control elements assigned to the codec, and + * clears the caches and restores the pin default configurations. + * + * When a device is being used, it returns -EBSY. If successfully freed, + * returns zero. + */ +int snd_hda_codec_reset(struct hda_codec *codec) +{ + struct hda_bus *bus = codec->bus; + struct snd_card *card = bus->card; int i; -#ifdef CONFIG_SND_HDA_POWER_SAVE - cancel_delayed_work(&codec->power_work); - flush_workqueue(codec->bus->workq); + if (snd_hda_lock_devices(bus) < 0) + return -EBUSY; + + /* OK, let it free */ + 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(codec->bus->card, - 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); free_hda_cache(&codec->cmd_cache); init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info)); init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head)); + /* free only driver_pins so that init_pins + user_pins are restored */ + snd_array_free(&codec->driver_pins); + snd_array_free(&codec->cvt_setups); + snd_array_free(&codec->spdif_out); + snd_array_free(&codec->verbs); codec->num_pcms = 0; codec->pcm_info = NULL; codec->preset = NULL; + codec->slave_dig_outs = NULL; + codec->spdif_status_reset = 0; + unload_parser(codec); module_put(codec->owner); codec->owner = NULL; + + /* allow device access again */ + snd_hda_unlock_devices(bus); + return 0; } -#endif /* CONFIG_SND_HDA_RECONFIG */ -/* create a virtual master control and add slaves */ -int snd_hda_add_vmaster(struct hda_codec *codec, char *name, - unsigned int *tlv, const char **slaves) +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. + * + * @slaves is a NULL-terminated array of strings, each of which is a + * slave control name. All controls with these names are assigned to + * the new virtual master control. + * + * This function returns zero if successful or a negative error code. + */ +int __snd_hda_add_vmaster(struct hda_codec *codec, char *name, + unsigned int *tlv, const char * 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); if (!kctl) return -ENOMEM; - err = snd_hda_ctl_add(codec, kctl); + err = snd_hda_ctl_add(codec, 0, kctl); if (err < 0) return err; - - for (s = slaves; *s; s++) { - struct snd_kcontrol *sctl; - sctl = snd_hda_find_mixer_ctl(codec, *s); - if (!sctl) { - snd_printdd("Cannot find slave %s, skipped\n", *s); - continue; - } - err = snd_ctl_add_slave(kctl, sctl); - if (err < 0) - return err; + 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; -/* switch */ + 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_COMPOSE_AMP_VAL*() or related macros. + */ int snd_hda_mixer_amp_switch_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { @@ -1361,8 +3007,14 @@ 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_COMPOSE_AMP_VAL*() or related macros. + */ int snd_hda_mixer_amp_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1381,8 +3033,14 @@ 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_COMPOSE_AMP_VAL*() or related macros. + */ int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1405,14 +3063,11 @@ int snd_hda_mixer_amp_switch_put(struct snd_kcontrol *kcontrol, change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx, HDA_AMP_MUTE, *valp ? 0 : HDA_AMP_MUTE); -#ifdef CONFIG_SND_HDA_POWER_SAVE - if (codec->patch_ops.check_power_status) - codec->patch_ops.check_power_status(codec, nid); -#endif + hda_call_check_power_status(codec, nid); snd_hda_power_down(codec); return change; } -EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put); +EXPORT_SYMBOL_GPL(snd_hda_mixer_amp_switch_put); /* * bound volume controls @@ -1423,6 +3078,12 @@ EXPORT_SYMBOL_HDA(snd_hda_mixer_amp_switch_put); #define AMP_VAL_IDX_SHIFT 19 #define AMP_VAL_IDX_MASK (0x0f<<19) +/** + * snd_hda_mixer_bind_switch_get - Get callback for a bound volume control + * + * The control element is supposed to have the private_value field + * set up via HDA_BIND_MUTE*() macros. + */ int snd_hda_mixer_bind_switch_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1438,8 +3099,14 @@ 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_BIND_MUTE*() macros. + */ int snd_hda_mixer_bind_switch_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1462,10 +3129,13 @@ 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); -/* - * generic bound volume/swtich controls +/** + * snd_hda_mixer_bind_ctls_info - Info callback for a generic bound control + * + * The control element is supposed to have the private_value field + * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. */ int snd_hda_mixer_bind_ctls_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) @@ -1482,8 +3152,14 @@ 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. + */ int snd_hda_mixer_bind_ctls_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1499,8 +3175,14 @@ 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_BIND_VOL() or HDA_BIND_SW() macros. + */ int snd_hda_mixer_bind_ctls_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1522,8 +3204,14 @@ 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 + * + * The control element is supposed to have the private_value field + * set up via HDA_BIND_VOL() macro. + */ int snd_hda_mixer_bind_tlv(struct snd_kcontrol *kcontrol, int op_flag, unsigned int size, unsigned int __user *tlv) { @@ -1539,7 +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, @@ -1547,7 +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, @@ -1555,7 +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 @@ -1594,11 +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; } @@ -1642,7 +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) @@ -1660,7 +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; @@ -1683,23 +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; } @@ -1710,33 +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; } @@ -1745,27 +3454,27 @@ static struct snd_kcontrol_new dig_mixes[] = { { .access = SNDRV_CTL_ELEM_ACCESS_READ, .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), + .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK), .info = snd_hda_spdif_mask_info, .get = snd_hda_spdif_cmask_get, }, { .access = SNDRV_CTL_ELEM_ACCESS_READ, .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), + .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK), .info = snd_hda_spdif_mask_info, .get = snd_hda_spdif_pmask_get, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), + .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT), .info = snd_hda_spdif_mask_info, .get = snd_hda_spdif_default_get, .put = snd_hda_spdif_default_put, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), + .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), .info = snd_hda_spdif_out_switch_info, .get = snd_hda_spdif_out_switch_get, .put = snd_hda_spdif_out_switch_put, @@ -1773,51 +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, 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 @@ -1846,16 +3620,26 @@ static struct snd_kcontrol_new spdif_share_sw = { .put = spdif_share_sw_put, }; +/** + * snd_hda_create_spdif_share_sw - create Default PCM switch + * @codec: the HDA codec + * @mout: multi-out instance + */ int snd_hda_create_spdif_share_sw(struct hda_codec *codec, struct hda_multi_out *mout) { + 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, - 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 @@ -1911,7 +3695,7 @@ static int snd_hda_spdif_in_status_get(struct snd_kcontrol *kcontrol, static struct snd_kcontrol_new dig_in_ctls[] = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), + .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, SWITCH), .info = snd_hda_spdif_in_switch_info, .get = snd_hda_spdif_in_switch_get, .put = snd_hda_spdif_in_switch_put, @@ -1919,7 +3703,7 @@ static struct snd_kcontrol_new dig_in_ctls[] = { { .access = SNDRV_CTL_ELEM_ACCESS_READ, .iface = SNDRV_CTL_ELEM_IFACE_MIXER, - .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT), + .name = SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT), .info = snd_hda_spdif_mask_info, .get = snd_hda_spdif_in_status_get, }, @@ -1943,19 +3727,17 @@ 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++) { kctl = snd_ctl_new1(dig_mix, codec); + if (!kctl) + return -ENOMEM; kctl->private_value = nid; - err = snd_hda_ctl_add(codec, kctl); + err = snd_hda_ctl_add(codec, nid, kctl); if (err < 0) return err; } @@ -1965,14 +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) @@ -1981,7 +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 * @@ -1990,44 +3771,101 @@ 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) { - struct hda_bus *bus = codec->bus; - unsigned int res; int err; + struct hda_cache_head *c; + u32 key; + unsigned int cache_only; - res = make_codec_cmd(codec, nid, direct, verb, parm); - snd_hda_power_up(codec); - mutex_lock(&bus->cmd_mutex); - err = bus->ops.command(bus, res); - if (!err) { - struct hda_cache_head *c; - u32 key = build_cmd_cache_key(nid, verb); - c = get_alloc_hash(&codec->cmd_cache, key); - if (c) - c->val = parm; + cache_only = codec->cached_write; + if (!cache_only) { + err = snd_hda_codec_write(codec, nid, flags, verb, parm); + if (err < 0) + return err; } - mutex_unlock(&bus->cmd_mutex); - snd_hda_power_down(codec); - 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) { + c->val = parm; + c->dirty = cache_only; + } + mutex_unlock(&codec->bus->cmd_mutex); + return 0; +} +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 + * @flags: optional bit flags + * @verb: the verb to send + * @parm: the parameter for the verb + * + * This function works like snd_hda_codec_write_cache(), but it doesn't send + * command if the parameter is already identical with the cached value. + * If not, it sends the command and refreshes the cache. + * + * Returns 0 if successful, or a negative error code. + */ +int snd_hda_codec_update_cache(struct hda_codec *codec, hda_nid_t nid, + int flags, unsigned int verb, unsigned int parm) +{ + struct hda_cache_head *c; + u32 key; + + /* parm may contain the verb stuff for get/set amp */ + verb = verb | (parm >> 8); + parm &= 0xff; + key = build_cmd_cache_key(nid, verb); + mutex_lock(&codec->bus->cmd_mutex); + c = get_hash(&codec->cmd_cache, key); + if (c && c->val == parm) { + mutex_unlock(&codec->bus->cmd_mutex); + return 0; + } + mutex_unlock(&codec->bus->cmd_mutex); + return snd_hda_codec_write_cache(codec, nid, flags, verb, parm); } -EXPORT_SYMBOL_HDA(snd_hda_codec_write_cache); +EXPORT_SYMBOL_GPL(snd_hda_codec_update_cache); -/* resume the all commands from the cache */ +/** + * snd_hda_codec_resume_cache - Resume the all commands from the cache + * @codec: HD-audio codec + * + * Execute all verbs recorded in the command caches to resume. + */ void snd_hda_codec_resume_cache(struct hda_codec *codec) { - struct hda_cache_head *buffer = codec->cmd_cache.buf.list; 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 @@ -2045,68 +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 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) { + 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; + } + + /* 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; + } + + 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; - snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE, - power_state); - msleep(10); /* partial workaround for "azx_get_response timeout" */ + /* don't care if no filter is used */ + if (!codec->power_filter) + return; - 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 = (wcaps & AC_WCAP_TYPE) >> - AC_WCAP_TYPE_SHIFT; - if (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_param_read(codec, nid, - AC_PAR_PIN_CAP); - if (pincap & AC_PINCAP_EAPD) { - int eapd = snd_hda_codec_read(codec, - nid, 0, - AC_VERB_GET_EAPD_BTLENABLE, 0); - eapd &= 0x02; - if (power_state == AC_PWRST_D3 && eapd) - continue; - } - } + 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, - power_state); - } - } - - if (power_state == AC_PWRST_D0) { - unsigned long end_time; - int state; - msleep(10); - /* wait until the codec reachs to D0 */ - end_time = jiffies + msecs_to_jiffies(500); - do { - 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)); + 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) { @@ -2117,22 +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); - hda_set_power_state(codec, - codec->afg ? codec->afg : codec->mfg, - AC_PWRST_D3); -#ifdef CONFIG_SND_HDA_POWER_SAVE - cancel_delayed_work(&codec->power_work); + codec->patch_ops.suspend(codec); + hda_cleanup_all_streams(codec); + 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); + trace_hda_power_down(codec); codec->power_on = 0; codec->power_transition = 0; -#endif + codec->power_jiffies = jiffies; + 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; + } } /* @@ -2140,10 +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); + 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 { @@ -2152,8 +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 */ /** @@ -2164,37 +4149,94 @@ 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) - return err; + if (err < 0) { + codec_err(codec, + "cannot build controls for #%d (error %d)\n", + codec->addr, err); + err = snd_hda_codec_reset(codec); + if (err < 0) { + 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) { int err = 0; - /* fake as if already powered-on */ - hda_keep_power_on(codec); - /* then fire up */ - hda_set_power_state(codec, - codec->afg ? codec->afg : codec->mfg, - AC_PWRST_D0); hda_exec_init_verbs(codec); /* continue to initialize... */ if (codec->patch_ops.init) err = codec->patch_ops.init(codec); if (!err && codec->patch_ops.build_controls) err = codec->patch_ops.build_controls(codec); - snd_hda_power_down(codec); if (err < 0) return err; + + /* 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; } @@ -2207,26 +4249,31 @@ struct hda_rate_tbl { unsigned int hda_fmt; }; +/* rate = base * mult / div */ +#define HDA_RATE(base, mult, div) \ + (AC_FMT_BASE_##base##K | (((mult) - 1) << AC_FMT_MULT_SHIFT) | \ + (((div) - 1) << AC_FMT_DIV_SHIFT)) + static struct hda_rate_tbl rate_bits[] = { /* rate in Hz, ALSA rate bitmask, HDA format value */ /* autodetected value used in snd_hda_query_supported_pcm */ - { 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */ - { 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */ - { 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */ - { 22050, SNDRV_PCM_RATE_22050, 0x4100 }, /* 1/2 x 44 */ - { 32000, SNDRV_PCM_RATE_32000, 0x0a00 }, /* 2/3 x 48 */ - { 44100, SNDRV_PCM_RATE_44100, 0x4000 }, /* 44 */ - { 48000, SNDRV_PCM_RATE_48000, 0x0000 }, /* 48 */ - { 88200, SNDRV_PCM_RATE_88200, 0x4800 }, /* 2 x 44 */ - { 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */ - { 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */ - { 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */ + { 8000, SNDRV_PCM_RATE_8000, HDA_RATE(48, 1, 6) }, + { 11025, SNDRV_PCM_RATE_11025, HDA_RATE(44, 1, 4) }, + { 16000, SNDRV_PCM_RATE_16000, HDA_RATE(48, 1, 3) }, + { 22050, SNDRV_PCM_RATE_22050, HDA_RATE(44, 1, 2) }, + { 32000, SNDRV_PCM_RATE_32000, HDA_RATE(48, 2, 3) }, + { 44100, SNDRV_PCM_RATE_44100, HDA_RATE(44, 1, 1) }, + { 48000, SNDRV_PCM_RATE_48000, HDA_RATE(48, 1, 1) }, + { 88200, SNDRV_PCM_RATE_88200, HDA_RATE(44, 2, 1) }, + { 96000, SNDRV_PCM_RATE_96000, HDA_RATE(48, 2, 1) }, + { 176400, SNDRV_PCM_RATE_176400, HDA_RATE(44, 4, 1) }, + { 192000, SNDRV_PCM_RATE_192000, HDA_RATE(48, 4, 1) }, #define AC_PAR_PCM_RATE_BITS 11 /* up to bits 10, 384kHZ isn't supported properly */ /* not autodetected value */ - { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */ + { 9600, SNDRV_PCM_RATE_KNOT, HDA_RATE(48, 1, 5) }, { 0 } /* terminator */ }; @@ -2245,7 +4292,8 @@ static struct hda_rate_tbl rate_bits[] = { unsigned int snd_hda_calc_stream_format(unsigned int rate, unsigned int channels, unsigned int format, - unsigned int maxbps) + unsigned int maxbps, + unsigned short spdif_ctls) { int i; unsigned int val = 0; @@ -2267,27 +4315,71 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate, val |= channels - 1; switch (snd_pcm_format_width(format)) { - case 8: val |= 0x00; break; - case 16: val |= 0x10; break; + case 8: + val |= AC_FMT_BITS_8; + break; + case 16: + val |= AC_FMT_BITS_16; + break; case 20: case 24: case 32: - if (maxbps >= 32) - val |= 0x40; + if (maxbps >= 32 || format == SNDRV_PCM_FORMAT_FLOAT_LE) + val |= AC_FMT_BITS_32; else if (maxbps >= 24) - val |= 0x30; + val |= AC_FMT_BITS_24; else - val |= 0x20; + val |= AC_FMT_BITS_20; break; default: snd_printdd("invalid format width %d\n", - snd_pcm_format_width(format)); + snd_pcm_format_width(format)); return 0; } + if (spdif_ctls & AC_DIG1_NONAUDIO) + val |= AC_FMT_TYPE_NON_PCM; + + return val; +} +EXPORT_SYMBOL_GPL(snd_hda_calc_stream_format); + +static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid, + int dir) +{ + unsigned int val = 0; + if (nid != codec->afg && + (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) + val = snd_hda_param_read(codec, nid, AC_PAR_PCM); + if (!val || val == -1) + val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); + if (!val || val == -1) + return 0; return val; } -EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format); + +static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t 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, + int dir) +{ + unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); + if (!streams || streams == -1) + streams = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM); + if (!streams || streams == -1) + return 0; + return streams; +} + +static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid) +{ + return query_caps_hash(codec, nid, 0, HDA_HASH_PARSTR_KEY(nid), + get_stream_param); +} /** * snd_hda_query_supported_pcm - query the supported PCM rates and formats @@ -2302,21 +4394,13 @@ EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format); * * 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) { - int i; - unsigned int val, streams; + unsigned int i, val, wcaps; - val = 0; - if (nid != codec->afg && - (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) { - val = snd_hda_param_read(codec, nid, AC_PAR_PCM); - if (val == -1) - return -EIO; - } - if (!val) - val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); + wcaps = get_wcaps(codec, nid); + val = query_pcm_param(codec, nid); if (ratesp) { u32 rates = 0; @@ -2324,24 +4408,23 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, if (val & (1 << i)) rates |= rate_bits[i].alsa_bits; } + if (rates == 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; } if (formatsp || bpsp) { u64 formats = 0; - unsigned int bps; - unsigned int wcaps; + unsigned int streams, bps; - wcaps = get_wcaps(codec, nid); - streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM); - if (streams == -1) + streams = query_stream_param(codec, nid); + if (!streams) return -EIO; - if (!streams) { - streams = snd_hda_param_read(codec, codec->afg, - AC_PAR_STREAM); - if (streams == -1) - return -EIO; - } bps = 0; if (streams & AC_SUPFMT_PCM) { @@ -2373,11 +4456,14 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, bps = 20; } } - else if (streams == AC_SUPFMT_FLOAT32) { - /* should be exclusive */ +#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; - bps = 32; - } else if (streams == AC_SUPFMT_AC3) { + if (!bps) + bps = 32; + } +#endif + if (streams == AC_SUPFMT_AC3) { /* should be exclusive */ /* temporary hack: we have still no proper support * for the direct AC3 stream... @@ -2385,6 +4471,14 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid, formats |= SNDRV_PCM_FMTBIT_U8; bps = 8; } + if (formats == 0) { + 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) *formatsp = formats; if (bpsp) @@ -2393,10 +4487,15 @@ 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 whether the given node supports - * the format val + * snd_hda_is_supported_format - Check the validity of the format + * @codec: HD-audio codec + * @nid: NID to check + * @format: the HD-audio format value to check + * + * Check whether the given node supports the format value. * * Returns 1 if supported, 0 if not. */ @@ -2406,17 +4505,9 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, int i; unsigned int val = 0, rate, stream; - if (nid != codec->afg && - (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) { - val = snd_hda_param_read(codec, nid, AC_PAR_PCM); - if (val == -1) - return 0; - } - if (!val) { - val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM); - if (val == -1) - return 0; - } + val = query_pcm_param(codec, nid); + if (!val) + return 0; rate = format & 0xff00; for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++) @@ -2428,12 +4519,8 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid, if (i >= AC_PAR_PCM_RATE_BITS) return 0; - stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM); - if (stream == -1) - return 0; - if (!stream && nid != codec->afg) - stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM); - if (!stream || stream == -1) + stream = query_stream_param(codec, nid); + if (!stream) return 0; if (stream & AC_SUPFMT_PCM) { @@ -2467,7 +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 @@ -2500,12 +4587,16 @@ static int hda_pcm_default_cleanup(struct hda_pcm_stream *hinfo, static int set_pcm_default_values(struct hda_codec *codec, struct hda_pcm_stream *info) { + int err; + /* query support PCM information from the given NID */ if (info->nid && (!info->rates || !info->formats)) { - snd_hda_query_supported_pcm(codec, info->nid, + err = snd_hda_query_supported_pcm(codec, info->nid, info->rates ? NULL : &info->rates, info->formats ? NULL : &info->formats, info->maxbps ? NULL : &info->maxbps); + if (err < 0) + return err; } if (info->ops.open == NULL) info->ops.open = hda_pcm_default_open_close; @@ -2525,52 +4616,85 @@ static int set_pcm_default_values(struct hda_codec *codec, } /* + * codec prepare/cleanup entries + */ +int snd_hda_codec_prepare(struct hda_codec *codec, + struct hda_pcm_stream *hinfo, + unsigned int stream, + unsigned int format, + struct snd_pcm_substream *substream) +{ + int ret; + mutex_lock(&codec->bus->prepare_mutex); + ret = hinfo->ops.prepare(hinfo, codec, stream, format, substream); + if (ret >= 0) + purify_inactive_streams(codec); + mutex_unlock(&codec->bus->prepare_mutex); + return ret; +} +EXPORT_SYMBOL_GPL(snd_hda_codec_prepare); + +void snd_hda_codec_cleanup(struct hda_codec *codec, + struct hda_pcm_stream *hinfo, + struct snd_pcm_substream *substream) +{ + mutex_lock(&codec->bus->prepare_mutex); + hinfo->ops.cleanup(hinfo, codec, substream); + mutex_unlock(&codec->bus->prepare_mutex); +} +EXPORT_SYMBOL_GPL(snd_hda_codec_cleanup); + +/* global */ +const char *snd_hda_pcm_type_name[HDA_PCM_NTYPES] = { + "Audio", "SPDIF", "HDMI", "Modem" +}; + +/* * get the empty PCM device number to assign */ -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) { - static const char *dev_name[HDA_PCM_NTYPES] = { - "Audio", "SPDIF", "HDMI", "Modem" - }; - /* starting device index for each PCM type */ - static int dev_idx[HDA_PCM_NTYPES] = { - [HDA_PCM_TYPE_AUDIO] = 0, - [HDA_PCM_TYPE_SPDIF] = 1, - [HDA_PCM_TYPE_HDMI] = 3, - [HDA_PCM_TYPE_MODEM] = 6 + /* 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 }, + [HDA_PCM_TYPE_HDMI] = { 3, 7, 8, 9, -1 }, + [HDA_PCM_TYPE_MODEM] = { 6, -1 }, }; - /* normal audio device indices; not linear to keep compatibility */ - static int audio_idx[4] = { 0, 2, 4, 5 }; - int i, dev; - - switch (type) { - case HDA_PCM_TYPE_AUDIO: - for (i = 0; i < ARRAY_SIZE(audio_idx); i++) { - dev = audio_idx[i]; - if (!test_bit(dev, bus->pcm_dev_bits)) - break; - } - if (i >= ARRAY_SIZE(audio_idx)) { - snd_printk(KERN_WARNING "Too many audio devices\n"); - return -EAGAIN; - } - break; - case HDA_PCM_TYPE_SPDIF: - case HDA_PCM_TYPE_HDMI: - case HDA_PCM_TYPE_MODEM: - dev = dev_idx[type]; - if (test_bit(dev, bus->pcm_dev_bits)) { - snd_printk(KERN_WARNING "%s already defined\n", - dev_name[type]); - return -EAGAIN; - } - break; - default: - snd_printk(KERN_WARNING "Invalid PCM type %d\n", type); + int i; + + if (type >= HDA_PCM_NTYPES) { + dev_err(bus->card->dev, "Invalid PCM type %d\n", type); return -EINVAL; } - set_bit(dev, bus->pcm_dev_bits); - return dev; + + 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 + + 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; } /* @@ -2605,24 +4729,37 @@ int snd_hda_codec_build_pcms(struct hda_codec *codec) if (!codec->patch_ops.build_pcms) return 0; err = codec->patch_ops.build_pcms(codec); - if (err < 0) - return err; + if (err < 0) { + codec_err(codec, + "cannot build PCMs for #%d (error %d)\n", + codec->addr, err); + err = snd_hda_codec_reset(codec); + if (err < 0) { + codec_err(codec, + "cannot revert codec\n"); + return err; + } + } } for (pcm = 0; pcm < codec->num_pcms; pcm++) { struct hda_pcm *cpcm = &codec->pcm_info[pcm]; int dev; if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams) - return 0; /* no substreams assigned */ + continue; /* no substreams assigned */ if (!cpcm->pcm) { dev = get_empty_pcm_device(codec->bus, cpcm->pcm_type); if (dev < 0) - return 0; + continue; /* no fatal error */ cpcm->device = dev; err = snd_hda_attach_pcm(codec, cpcm); - if (err < 0) - return err; + if (err < 0) { + codec_err(codec, + "cannot attach PCM stream %d for codec #%d\n", + dev, codec->addr); + continue; /* no fatal error */ + } } } return 0; @@ -2652,9 +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; @@ -2665,7 +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 @@ -2681,7 +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) { @@ -2689,8 +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; } } @@ -2712,21 +4849,20 @@ 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 - subsystem ID with the - config table + subsystem ID with the + config table This is important for Gateway notebooks with SB450 HDA Audio where the vendor ID of the PCI device is: @@ -2745,16 +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; } @@ -2764,7 +4900,7 @@ int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, tbl = q; if (tbl->value >= 0 && tbl->value < num_configs) { -#ifdef CONFIG_SND_DEBUG_DETECT +#ifdef CONFIG_SND_DEBUG_VERBOSE char tmp[10]; const char *model = NULL; if (models) @@ -2773,16 +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 @@ -2794,99 +4929,186 @@ 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; + int err; for (; knew->name; knew++) { struct snd_kcontrol *kctl; - kctl = snd_ctl_new1(knew, codec); - if (!kctl) - return -ENOMEM; - err = snd_hda_ctl_add(codec, kctl); - if (err < 0) { - if (!codec->addr) - return err; + int addr = 0, idx = 0; + if (knew->iface == -1) /* skip this codec private value */ + continue; + for (;;) { kctl = snd_ctl_new1(knew, codec); if (!kctl) return -ENOMEM; - kctl->id.device = codec->addr; - err = snd_hda_ctl_add(codec, kctl); - if (err < 0) + if (addr > 0) + kctl->id.device = addr; + if (idx > 0) + kctl->id.index = idx; + err = snd_hda_ctl_add(codec, 0, kctl); + 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); } -void snd_hda_power_up(struct hda_codec *codec) +/* update the power on/off account with the current jiffies */ +void snd_hda_update_power_acct(struct hda_codec *codec) { - struct hda_bus *bus = codec->bus; + unsigned long delta = jiffies - codec->power_jiffies; + if (codec->power_on) + codec->power_on_acct += delta; + else + codec->power_off_acct += delta; + codec->power_jiffies += delta; +} - codec->power_count++; - if (codec->power_on || codec->power_transition) +/* 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) +{ + /* 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); + + 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; - if (bus->ops.pm_notify) - bus->ops.pm_notify(bus); + codec->power_jiffies = jiffies; + 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) #define power_save(codec) \ ((codec)->bus->power_save ? *(codec)->bus->power_save : 0) -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 + * @codec: HD-audio codec + * @check: the object containing an AMP list and the status + * @nid: NID to check / update + * + * Check whether the given NID is in the amp list. If it's in the list, + * check the current AMP status, and update the the power-status according + * to the mute status. + * + * This function is supposed to be set or called from the check_power_status + * patch ops. + */ int snd_hda_check_amp_list_power(struct hda_codec *codec, struct hda_loopback_check *check, hda_nid_t nid) { - struct hda_amp_list *p; + const struct hda_amp_list *p; int ch, v; if (!check->amplist) @@ -2917,12 +5139,16 @@ 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 /* * Channel mode helper */ + +/** + * snd_hda_ch_mode_info - Info callback helper for the channel mode enum + */ int snd_hda_ch_mode_info(struct hda_codec *codec, struct snd_ctl_elem_info *uinfo, const struct hda_channel_mode *chmode, @@ -2937,8 +5163,11 @@ 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 + */ int snd_hda_ch_mode_get(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol, const struct hda_channel_mode *chmode, @@ -2955,8 +5184,11 @@ 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 + */ int snd_hda_ch_mode_put(struct hda_codec *codec, struct snd_ctl_elem_value *ucontrol, const struct hda_channel_mode *chmode, @@ -2976,11 +5208,15 @@ 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 */ + +/** + * snd_hda_input_mux_info_info - Info callback helper for the input-mux enum + */ int snd_hda_input_mux_info(const struct hda_input_mux *imux, struct snd_ctl_elem_info *uinfo) { @@ -2997,8 +5233,11 @@ 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 + */ int snd_hda_input_mux_put(struct hda_codec *codec, const struct hda_input_mux *imux, struct snd_ctl_elem_value *ucontrol, @@ -3019,8 +5258,36 @@ 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 @@ -3030,36 +5297,66 @@ 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)) - set_dig_out_convert(codec, nid, - codec->spdif_ctls & ~AC_DIG1_ENABLE & 0xff, + 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, + 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); } } -/* - * open the digital out in the exclusive mode +/** + * snd_hda_bus_reboot_notify - call the reboot notifier of each codec + * @bus: HD-audio bus + */ +void snd_hda_bus_reboot_notify(struct hda_bus *bus) +{ + struct hda_codec *codec; + + if (!bus) + return; + list_for_each_entry(codec, &bus->codec_list, list) { + if (hda_codec_is_power_on(codec) && + codec->patch_ops.reboot_notify) + codec->patch_ops.reboot_notify(codec); + } +} +EXPORT_SYMBOL_GPL(snd_hda_bus_reboot_notify); + +/** + * snd_hda_multi_out_dig_open - open the digital out in the exclusive mode */ int snd_hda_multi_out_dig_open(struct hda_codec *codec, struct hda_multi_out *mout) @@ -3072,8 +5369,11 @@ 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 + */ int snd_hda_multi_out_dig_prepare(struct hda_codec *codec, struct hda_multi_out *mout, unsigned int stream_tag, @@ -3085,10 +5385,23 @@ 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); -/* - * release the digital out +/** + * snd_hda_multi_out_dig_cleanup - clean-up the digital out stream + */ +int snd_hda_multi_out_dig_cleanup(struct hda_codec *codec, + struct hda_multi_out *mout) +{ + mutex_lock(&codec->spdif_mutex); + cleanup_dig_out_stream(codec, mout->dig_out_nid); + mutex_unlock(&codec->spdif_mutex); + return 0; +} +EXPORT_SYMBOL_GPL(snd_hda_multi_out_dig_cleanup); + +/** + * snd_hda_multi_out_dig_close - release the digital out stream */ int snd_hda_multi_out_dig_close(struct hda_codec *codec, struct hda_multi_out *mout) @@ -3098,10 +5411,14 @@ 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); -/* - * set up more restrictions for analog out +/** + * snd_hda_multi_out_analog_open - open analog outputs + * + * Open analog outputs and set up the hw-constraints. + * If the digital outputs can be opened as slave, open the digital + * outputs, too. */ int snd_hda_multi_out_analog_open(struct hda_codec *codec, struct hda_multi_out *mout, @@ -3128,21 +5445,29 @@ int snd_hda_multi_out_analog_open(struct hda_codec *codec, } mutex_lock(&codec->spdif_mutex); if (mout->share_spdif) { - runtime->hw.rates &= mout->spdif_rates; - runtime->hw.formats &= mout->spdif_formats; - if (mout->spdif_maxbps < hinfo->maxbps) - hinfo->maxbps = mout->spdif_maxbps; + if ((runtime->hw.rates & mout->spdif_rates) && + (runtime->hw.formats & mout->spdif_formats)) { + runtime->hw.rates &= mout->spdif_rates; + runtime->hw.formats &= mout->spdif_formats; + if (mout->spdif_maxbps < hinfo->maxbps) + hinfo->maxbps = mout->spdif_maxbps; + } else { + mout->share_spdif = 0; + /* FIXME: need notify? */ + } } mutex_unlock(&codec->spdif_mutex); } 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); -/* - * set up the i/o for analog out - * when the digital out is available, copy the front out to digital out, too. +/** + * snd_hda_multi_out_analog_prepare - Preapre the analog outputs. + * + * Set up the i/o for analog out. + * When the digital out is available, copy the front out to digital out, too. */ int snd_hda_multi_out_analog_prepare(struct hda_codec *codec, struct hda_multi_out *mout, @@ -3150,17 +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); @@ -3180,10 +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 */ @@ -3195,23 +5522,41 @@ 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); -/* - * clean up the setting for analog out +/** + * snd_hda_multi_out_analog_cleanup - clean up the setting for analog out */ int snd_hda_multi_out_analog_cleanup(struct hda_codec *codec, struct hda_multi_out *mout) { - 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, @@ -3224,299 +5569,133 @@ 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); +EXPORT_SYMBOL_GPL(snd_hda_multi_out_analog_cleanup); -/* - * Helper for automatic pin configuration +/** + * snd_hda_get_default_vref - Get the default (mic) VREF pin bits + * + * 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; -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; - } - } + 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; } -} - - -/* - * 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. - * - * The analog input pins are assigned to input_pins 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)]; - - 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 = - (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; - 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; - def_conf = snd_hda_codec_read(codec, nid, 0, - AC_VERB_GET_CONFIG_DEFAULT, 0); - 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: { - int preferred, alt; - if (loc == AC_JACK_LOC_FRONT) { - preferred = AUTO_PIN_FRONT_MIC; - alt = AUTO_PIN_MIC; - } else { - preferred = AUTO_PIN_MIC; - alt = AUTO_PIN_FRONT_MIC; + if (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]; + } } - if (!cfg->input_pins[preferred]) - cfg->input_pins[preferred] = nid; - else if (!cfg->input_pins[alt]) - cfg->input_pins[alt] = nid; - break; - } - case AC_JACK_LINE_IN: - if (loc == AC_JACK_LOC_FRONT) - cfg->input_pins[AUTO_PIN_FRONT_LINE] = nid; - else - cfg->input_pins[AUTO_PIN_LINE] = nid; - break; - case AC_JACK_CD: - cfg->input_pins[AUTO_PIN_CD] = nid; - break; - case AC_JACK_AUX: - cfg->input_pins[AUTO_PIN_AUX] = nid; - break; - case AC_JACK_SPDIF_OUT: - cfg->dig_out_pin = nid; - break; - case AC_JACK_SPDIF_IN: - cfg->dig_in_pin = nid; - break; + val &= ~AC_PINCTL_VREFEN; + val |= vref; } } - /* 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; - } - /* 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 - 1, sequences_hp + i, - sizeof(sequences_hp[0]) * (cfg->hp_outs - i)); - } - } + return val; +} +EXPORT_SYMBOL_GPL(snd_hda_correct_pin_ctl); - /* 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); - - /* if we have only one mic, make it AUTO_PIN_MIC */ - if (!cfg->input_pins[AUTO_PIN_MIC] && - cfg->input_pins[AUTO_PIN_FRONT_MIC]) { - cfg->input_pins[AUTO_PIN_MIC] = - cfg->input_pins[AUTO_PIN_FRONT_MIC]; - cfg->input_pins[AUTO_PIN_FRONT_MIC] = 0; - } - /* ditto for line-in */ - if (!cfg->input_pins[AUTO_PIN_LINE] && - cfg->input_pins[AUTO_PIN_FRONT_LINE]) { - cfg->input_pins[AUTO_PIN_LINE] = - cfg->input_pins[AUTO_PIN_FRONT_LINE]; - cfg->input_pins[AUTO_PIN_FRONT_LINE] = 0; - } +int _snd_hda_set_pin_ctl(struct hda_codec *codec, hda_nid_t pin, + unsigned int val, bool cached) +{ + val = snd_hda_correct_pin_ctl(codec, pin, val); + snd_hda_codec_set_pin_target(codec, pin, val); + if (cached) + return snd_hda_codec_update_cache(codec, pin, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, val); + else + return snd_hda_codec_write(codec, pin, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, val); +} +EXPORT_SYMBOL_GPL(_snd_hda_set_pin_ctl); - /* - * 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; - } +/** + * snd_hda_add_imux_item - Add an item to input_mux + * + * When the same label is used already in the existing items, the number + * suffix is appended to the label. This label index number is stored + * to type_idx when non-NULL pointer is given. + */ +int snd_hda_add_imux_item(struct hda_input_mux *imux, const char *label, + int index, int *type_idx) +{ + int i, label_idx = 0; + if (imux->num_items >= HDA_MAX_NUM_INPUTS) { + snd_printd(KERN_ERR "hda_codec: Too many imux items!\n"); + return -EINVAL; } - - /* 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; + for (i = 0; i < imux->num_items; i++) { + if (!strncmp(label, imux->items[i].label, strlen(label))) + label_idx++; } - - /* - * 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); - snd_printd(" inputs: mic=0x%x, fmic=0x%x, line=0x%x, fline=0x%x," - " cd=0x%x, aux=0x%x\n", - cfg->input_pins[AUTO_PIN_MIC], - cfg->input_pins[AUTO_PIN_FRONT_MIC], - cfg->input_pins[AUTO_PIN_LINE], - cfg->input_pins[AUTO_PIN_FRONT_LINE], - cfg->input_pins[AUTO_PIN_CD], - cfg->input_pins[AUTO_PIN_AUX]); - - return 0; -} -EXPORT_SYMBOL_HDA(snd_hda_parse_pin_def_config); - -/* labels for input pins */ -const char *auto_pin_cfg_labels[AUTO_PIN_LAST] = { - "Mic", "Front Mic", "Line", "Front Line", "CD", "Aux" -}; -EXPORT_SYMBOL_HDA(auto_pin_cfg_labels); + if (type_idx) + *type_idx = label_idx; + if (label_idx > 0) + snprintf(imux->items[imux->num_items].label, + sizeof(imux->items[imux->num_items].label), + "%s %d", label, label_idx); + else + strlcpy(imux->items[imux->num_items].label, label, + sizeof(imux->items[imux->num_items].label)); + imux->items[imux->num_items].index = index; + imux->num_items++; + return 0; +} +EXPORT_SYMBOL_GPL(snd_hda_add_imux_item); #ifdef CONFIG_PM @@ -3524,80 +5703,109 @@ EXPORT_SYMBOL_HDA(auto_pin_cfg_labels); * 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 - * @state: suspsend state * * Returns 0 if successful. */ -int snd_hda_suspend(struct hda_bus *bus, pm_message_t state) +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 */ /* * generic arrays */ -/* get a new element from the given array - * if it exceeds the pre-allocated array size, re-allocate the array +/** + * snd_array_new - get a new element from the given array + * @array: the array object + * + * Get a new element from the given array. If it exceeds the + * pre-allocated array size, re-allocate the array. + * + * Returns NULL if allocation failed. */ void *snd_array_new(struct snd_array *array) { + 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); -/* free the given array elements */ +/** + * snd_array_free - free the given array elements + * @array: the array object + */ void snd_array_free(struct snd_array *array) { kfree(array->list); @@ -3605,27 +5813,16 @@ void snd_array_free(struct snd_array *array) array->alloced = 0; array->list = NULL; } -EXPORT_SYMBOL_HDA(snd_array_free); +EXPORT_SYMBOL_GPL(snd_array_free); -/* +/** + * snd_print_pcm_bits - Print the supported PCM fmt bits to the string buffer + * @pcm: PCM caps bits + * @buf: the string buffer to write + * @buflen: the max buffer length + * * used by hda_proc.c and hda_eld.c */ -void snd_print_pcm_rates(int pcm, char *buf, int buflen) -{ - static unsigned int rates[] = { - 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200, - 96000, 176400, 192000, 384000 - }; - int i, j; - - for (i = 0, j = 0; i < ARRAY_SIZE(rates); i++) - if (pcm & (1 << i)) - j += snprintf(buf + j, buflen - j, " %d", rates[i]); - - buf[j] = '\0'; /* necessary when j == 0 */ -} -EXPORT_SYMBOL_HDA(snd_print_pcm_rates); - void snd_print_pcm_bits(int pcm, char *buf, int buflen) { static unsigned int bits[] = { 8, 16, 20, 24, 32 }; @@ -3637,7 +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"); |