Lines Matching full:codec
2 * HD-audio codec core device
17 static void setup_fg_nodes(struct hdac_device *codec);
18 static int get_codec_vendor_name(struct hdac_device *codec);
26 * snd_hdac_device_init - initialize the HD-audio codec base device
27 * @codec: device to initialize
30 * @addr: codec address
39 int snd_hdac_device_init(struct hdac_device *codec, struct hdac_bus *bus, in snd_hdac_device_init() argument
46 dev = &codec->dev; in snd_hdac_device_init()
55 codec->bus = bus; in snd_hdac_device_init()
56 codec->addr = addr; in snd_hdac_device_init()
57 codec->type = HDA_DEV_CORE; in snd_hdac_device_init()
58 pm_runtime_set_active(&codec->dev); in snd_hdac_device_init()
59 pm_runtime_get_noresume(&codec->dev); in snd_hdac_device_init()
60 atomic_set(&codec->in_pm, 0); in snd_hdac_device_init()
62 err = snd_hdac_bus_add_device(bus, codec); in snd_hdac_device_init()
67 codec->vendor_id = snd_hdac_read_parm(codec, AC_NODE_ROOT, in snd_hdac_device_init()
69 if (codec->vendor_id == -1) { in snd_hdac_device_init()
73 codec->vendor_id = snd_hdac_read_parm(codec, AC_NODE_ROOT, in snd_hdac_device_init()
77 codec->subsystem_id = snd_hdac_read_parm(codec, AC_NODE_ROOT, in snd_hdac_device_init()
79 codec->revision_id = snd_hdac_read_parm(codec, AC_NODE_ROOT, in snd_hdac_device_init()
82 setup_fg_nodes(codec); in snd_hdac_device_init()
83 if (!codec->afg && !codec->mfg) { in snd_hdac_device_init()
89 fg = codec->afg ? codec->afg : codec->mfg; in snd_hdac_device_init()
91 err = snd_hdac_refresh_widgets(codec, false); in snd_hdac_device_init()
95 codec->power_caps = snd_hdac_read_parm(codec, fg, AC_PAR_POWER_STATE); in snd_hdac_device_init()
97 if (codec->subsystem_id == -1 || codec->subsystem_id == 0) in snd_hdac_device_init()
98 snd_hdac_read(codec, fg, AC_VERB_GET_SUBSYSTEM_ID, 0, in snd_hdac_device_init()
99 &codec->subsystem_id); in snd_hdac_device_init()
101 err = get_codec_vendor_name(codec); in snd_hdac_device_init()
105 codec->chip_name = kasprintf(GFP_KERNEL, "ID %x", in snd_hdac_device_init()
106 codec->vendor_id & 0xffff); in snd_hdac_device_init()
107 if (!codec->chip_name) { in snd_hdac_device_init()
115 put_device(&codec->dev); in snd_hdac_device_init()
121 * snd_hdac_device_exit - clean up the HD-audio codec base device
122 * @codec: device to clean up
124 void snd_hdac_device_exit(struct hdac_device *codec) in snd_hdac_device_exit() argument
126 pm_runtime_put_noidle(&codec->dev); in snd_hdac_device_exit()
128 pm_runtime_set_suspended(&codec->dev); in snd_hdac_device_exit()
129 snd_hdac_bus_remove_device(codec->bus, codec); in snd_hdac_device_exit()
130 kfree(codec->vendor_name); in snd_hdac_device_exit()
131 kfree(codec->chip_name); in snd_hdac_device_exit()
136 * snd_hdac_device_register - register the hd-audio codec base device
137 * codec: the device to register
139 int snd_hdac_device_register(struct hdac_device *codec) in snd_hdac_device_register() argument
143 err = device_add(&codec->dev); in snd_hdac_device_register()
146 err = hda_widget_sysfs_init(codec); in snd_hdac_device_register()
148 device_del(&codec->dev); in snd_hdac_device_register()
157 * snd_hdac_device_unregister - unregister the hd-audio codec base device
158 * codec: the device to unregister
160 void snd_hdac_device_unregister(struct hdac_device *codec) in snd_hdac_device_unregister() argument
162 if (device_is_registered(&codec->dev)) { in snd_hdac_device_unregister()
163 hda_widget_sysfs_exit(codec); in snd_hdac_device_unregister()
164 device_del(&codec->dev); in snd_hdac_device_unregister()
165 snd_hdac_bus_remove_device(codec->bus, codec); in snd_hdac_device_unregister()
171 * snd_hdac_device_set_chip_name - set/update the codec name
172 * @codec: the HDAC device
177 int snd_hdac_device_set_chip_name(struct hdac_device *codec, const char *name) in snd_hdac_device_set_chip_name() argument
186 kfree(codec->chip_name); in snd_hdac_device_set_chip_name()
187 codec->chip_name = newname; in snd_hdac_device_set_chip_name()
194 * @codec: HDAC device
200 int snd_hdac_codec_modalias(struct hdac_device *codec, char *buf, size_t size) in snd_hdac_codec_modalias() argument
203 codec->vendor_id, codec->revision_id, codec->type); in snd_hdac_codec_modalias()
210 * @codec: the codec object
217 unsigned int snd_hdac_make_cmd(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_make_cmd() argument
222 addr = codec->addr; in snd_hdac_make_cmd()
225 dev_err(&codec->dev, "out of range cmd %x:%x:%x:%x\n", in snd_hdac_make_cmd()
240 * @codec: the codec object
250 int snd_hdac_exec_verb(struct hdac_device *codec, unsigned int cmd, in snd_hdac_exec_verb() argument
253 if (codec->exec_verb) in snd_hdac_exec_verb()
254 return codec->exec_verb(codec, cmd, flags, res); in snd_hdac_exec_verb()
255 return snd_hdac_bus_exec_verb(codec->bus, codec->addr, cmd, res); in snd_hdac_exec_verb()
262 * @codec: the codec object
270 int snd_hdac_read(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_read() argument
273 unsigned int cmd = snd_hdac_make_cmd(codec, nid, verb, parm); in snd_hdac_read()
275 return snd_hdac_exec_verb(codec, cmd, 0, res); in snd_hdac_read()
284 int _snd_hdac_read_parm(struct hdac_device *codec, hda_nid_t nid, int parm, in _snd_hdac_read_parm() argument
290 return snd_hdac_regmap_read_raw(codec, cmd, res); in _snd_hdac_read_parm()
295 * snd_hdac_read_parm_uncached - read a codec parameter without caching
296 * @codec: the codec object
303 int snd_hdac_read_parm_uncached(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_read_parm_uncached() argument
309 if (snd_hdac_regmap_read_raw_uncached(codec, cmd, &val) < 0) in snd_hdac_read_parm_uncached()
317 * @codec: the codec object
322 int snd_hdac_override_parm(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_override_parm() argument
328 if (!codec->regmap) in snd_hdac_override_parm()
331 codec->caps_overwriting = true; in snd_hdac_override_parm()
332 err = snd_hdac_regmap_write_raw(codec, verb, val); in snd_hdac_override_parm()
333 codec->caps_overwriting = false; in snd_hdac_override_parm()
340 * @codec: the codec object
347 int snd_hdac_get_sub_nodes(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_get_sub_nodes() argument
352 parm = snd_hdac_read_parm_uncached(codec, nid, AC_PAR_NODE_COUNT); in snd_hdac_get_sub_nodes()
365 static void setup_fg_nodes(struct hdac_device *codec) in setup_fg_nodes() argument
370 total_nodes = snd_hdac_get_sub_nodes(codec, AC_NODE_ROOT, &nid); in setup_fg_nodes()
372 function_id = snd_hdac_read_parm(codec, nid, in setup_fg_nodes()
376 codec->afg = nid; in setup_fg_nodes()
377 codec->afg_function_id = function_id & 0xff; in setup_fg_nodes()
378 codec->afg_unsol = (function_id >> 8) & 1; in setup_fg_nodes()
381 codec->mfg = nid; in setup_fg_nodes()
382 codec->mfg_function_id = function_id & 0xff; in setup_fg_nodes()
383 codec->mfg_unsol = (function_id >> 8) & 1; in setup_fg_nodes()
393 * @codec: the codec object
396 int snd_hdac_refresh_widgets(struct hdac_device *codec, bool sysfs) in snd_hdac_refresh_widgets() argument
401 nums = snd_hdac_get_sub_nodes(codec, codec->afg, &start_nid); in snd_hdac_refresh_widgets()
403 dev_err(&codec->dev, "cannot read sub nodes for FG 0x%02x\n", in snd_hdac_refresh_widgets()
404 codec->afg); in snd_hdac_refresh_widgets()
409 err = hda_widget_sysfs_reinit(codec, start_nid, nums); in snd_hdac_refresh_widgets()
414 codec->num_nodes = nums; in snd_hdac_refresh_widgets()
415 codec->start_nid = start_nid; in snd_hdac_refresh_widgets()
416 codec->end_nid = start_nid + nums; in snd_hdac_refresh_widgets()
422 static unsigned int get_num_conns(struct hdac_device *codec, hda_nid_t nid) in get_num_conns() argument
424 unsigned int wcaps = get_wcaps(codec, nid); in get_num_conns()
431 parm = snd_hdac_read_parm(codec, nid, AC_PAR_CONNLIST_LEN); in get_num_conns()
439 * @codec: the codec object
450 int snd_hdac_get_connections(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_get_connections() argument
459 parm = get_num_conns(codec, nid); in snd_hdac_get_connections()
480 err = snd_hdac_read(codec, nid, AC_VERB_GET_CONNECT_LIST, 0, in snd_hdac_get_connections()
497 err = snd_hdac_read(codec, nid, in snd_hdac_get_connections()
506 dev_dbg(&codec->dev, in snd_hdac_get_connections()
515 dev_warn(&codec->dev, in snd_hdac_get_connections()
544 * snd_hdac_power_up - power up the codec
545 * @codec: the codec object
547 * This function calls the runtime PM helper to power up the given codec.
553 int snd_hdac_power_up(struct hdac_device *codec) in snd_hdac_power_up() argument
555 return pm_runtime_get_sync(&codec->dev); in snd_hdac_power_up()
560 * snd_hdac_power_down - power down the codec
561 * @codec: the codec object
565 int snd_hdac_power_down(struct hdac_device *codec) in snd_hdac_power_down() argument
567 struct device *dev = &codec->dev; in snd_hdac_power_down()
575 * snd_hdac_power_up_pm - power up the codec
576 * @codec: the codec object
585 int snd_hdac_power_up_pm(struct hdac_device *codec) in snd_hdac_power_up_pm() argument
587 if (!atomic_inc_not_zero(&codec->in_pm)) in snd_hdac_power_up_pm()
588 return snd_hdac_power_up(codec); in snd_hdac_power_up_pm()
597 int snd_hdac_keep_power_up(struct hdac_device *codec) in snd_hdac_keep_power_up() argument
599 if (!atomic_inc_not_zero(&codec->in_pm)) { in snd_hdac_keep_power_up()
600 int ret = pm_runtime_get_if_in_use(&codec->dev); in snd_hdac_keep_power_up()
610 * snd_hdac_power_down_pm - power down the codec
611 * @codec: the codec object
618 int snd_hdac_power_down_pm(struct hdac_device *codec) in snd_hdac_power_down_pm() argument
620 if (atomic_dec_if_positive(&codec->in_pm) < 0) in snd_hdac_power_down_pm()
621 return snd_hdac_power_down(codec); in snd_hdac_power_down_pm()
628 * snd_hdac_link_power - Enable/disable the link power for a codec
629 * @codec: the codec object
632 int snd_hdac_link_power(struct hdac_device *codec, bool enable) in snd_hdac_link_power() argument
634 if (!codec->link_power_control) in snd_hdac_link_power()
637 if (codec->bus->ops->link_power) in snd_hdac_link_power()
638 return codec->bus->ops->link_power(codec->bus, enable); in snd_hdac_link_power()
644 /* codec vendor labels */
674 /* store the codec vendor name */
675 static int get_codec_vendor_name(struct hdac_device *codec) in get_codec_vendor_name() argument
678 u16 vendor_id = codec->vendor_id >> 16; in get_codec_vendor_name()
682 codec->vendor_name = kstrdup(c->name, GFP_KERNEL); in get_codec_vendor_name()
683 return codec->vendor_name ? 0 : -ENOMEM; in get_codec_vendor_name()
687 codec->vendor_name = kasprintf(GFP_KERNEL, "Generic %04x", vendor_id); in get_codec_vendor_name()
688 return codec->vendor_name ? 0 : -ENOMEM; in get_codec_vendor_name()
790 static unsigned int query_pcm_param(struct hdac_device *codec, hda_nid_t nid) in query_pcm_param() argument
794 if (nid != codec->afg && in query_pcm_param()
795 (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) in query_pcm_param()
796 val = snd_hdac_read_parm(codec, nid, AC_PAR_PCM); in query_pcm_param()
798 val = snd_hdac_read_parm(codec, codec->afg, AC_PAR_PCM); in query_pcm_param()
804 static unsigned int query_stream_param(struct hdac_device *codec, hda_nid_t nid) in query_stream_param() argument
806 unsigned int streams = snd_hdac_read_parm(codec, nid, AC_PAR_STREAM); in query_stream_param()
809 streams = snd_hdac_read_parm(codec, codec->afg, AC_PAR_STREAM); in query_stream_param()
817 * @codec: the codec object
828 int snd_hdac_query_supported_pcm(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_query_supported_pcm() argument
833 wcaps = get_wcaps(codec, nid); in snd_hdac_query_supported_pcm()
834 val = query_pcm_param(codec, nid); in snd_hdac_query_supported_pcm()
843 dev_err(&codec->dev, in snd_hdac_query_supported_pcm()
856 streams = query_stream_param(codec, nid); in snd_hdac_query_supported_pcm()
890 #if 0 /* FIXME: CS4206 doesn't work, which is the only codec supporting float */ in snd_hdac_query_supported_pcm()
906 dev_err(&codec->dev, in snd_hdac_query_supported_pcm()
925 * @codec: the codec object
933 bool snd_hdac_is_supported_format(struct hdac_device *codec, hda_nid_t nid, in snd_hdac_is_supported_format() argument
939 val = query_pcm_param(codec, nid); in snd_hdac_is_supported_format()
953 stream = query_stream_param(codec, nid); in snd_hdac_is_supported_format()
1078 * Return power state or PS_ERROR if codec rejects GET verb.
1080 unsigned int snd_hdac_sync_power_state(struct hdac_device *codec, in snd_hdac_sync_power_state() argument
1087 state = snd_hdac_codec_read(codec, nid, 0, in snd_hdac_sync_power_state()
1098 /* wait until the codec reachs to the target state */ in snd_hdac_sync_power_state()