# for haswell power well
snd-hda-intel-$(CONFIG_SND_HDA_I915) += hda_i915.o
-snd-hda-codec-y := hda_codec.o hda_jack.o hda_auto_parser.o hda_sysfs.o
+snd-hda-codec-y := hda_bind.o hda_codec.o hda_jack.o hda_auto_parser.o hda_sysfs.o
snd-hda-codec-$(CONFIG_PROC_FS) += hda_proc.o
snd-hda-codec-$(CONFIG_SND_HDA_HWDEP) += hda_hwdep.o
snd-hda-codec-$(CONFIG_SND_HDA_INPUT_BEEP) += hda_beep.o
--- /dev/null
+/*
+ * HD-audio codec driver binding
+ * Copyright (c) Takashi Iwai <tiwai@suse.de>
+ */
+
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/mutex.h>
+#include <linux/module.h>
+#include <linux/export.h>
+#include <sound/core.h>
+#include "hda_codec.h"
+#include "hda_local.h"
+
+/* codec vendor labels */
+struct hda_vendor_id {
+ unsigned int id;
+ const char *name;
+};
+
+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" },
+ { 0x11d4, "Analog Devices" },
+ { 0x13f6, "C-Media" },
+ { 0x14f1, "Conexant" },
+ { 0x17e8, "Chrontel" },
+ { 0x1854, "LG" },
+ { 0x1aec, "Wolfson Microelectronics" },
+ { 0x1af4, "QEMU" },
+ { 0x434d, "C-Media" },
+ { 0x8086, "Intel" },
+ { 0x8384, "SigmaTel" },
+ {} /* terminator */
+};
+
+/*
+ * find a matching codec preset
+ */
+static int hda_bus_match(struct device *dev, struct device_driver *drv)
+{
+ struct hda_codec *codec = container_of(dev, struct hda_codec, dev);
+ struct hda_codec_driver *driver =
+ container_of(drv, struct hda_codec_driver, driver);
+ const struct hda_codec_preset *preset;
+ /* check probe_id instead of vendor_id if set */
+ u32 id = codec->probe_id ? codec->probe_id : codec->vendor_id;
+
+ for (preset = driver->preset; preset->id; preset++) {
+ u32 mask = preset->mask;
+
+ if (preset->afg && preset->afg != codec->afg)
+ continue;
+ if (preset->mfg && preset->mfg != codec->mfg)
+ continue;
+ if (!mask)
+ mask = ~0;
+ if (preset->id == (id & mask) &&
+ (!preset->rev || preset->rev == codec->revision_id)) {
+ codec->preset = preset;
+ return 1;
+ }
+ }
+ return 0;
+}
+
+/* reset the codec name from the preset */
+static int codec_refresh_name(struct hda_codec *codec, const char *name)
+{
+ char tmp[16];
+
+ kfree(codec->chip_name);
+ if (!name) {
+ sprintf(tmp, "ID %x", codec->vendor_id & 0xffff);
+ name = tmp;
+ }
+ codec->chip_name = kstrdup(name, GFP_KERNEL);
+ return codec->chip_name ? 0 : -ENOMEM;
+}
+
+static int hda_codec_driver_probe(struct device *dev)
+{
+ struct hda_codec *codec = dev_to_hda_codec(dev);
+ struct module *owner = dev->driver->owner;
+ int err;
+
+ if (WARN_ON(!codec->preset))
+ return -EINVAL;
+
+ err = codec_refresh_name(codec, codec->preset->name);
+ if (err < 0)
+ goto error;
+
+ if (!try_module_get(owner)) {
+ err = -EINVAL;
+ goto error;
+ }
+
+ err = codec->preset->patch(codec);
+ if (err < 0) {
+ module_put(owner);
+ goto error;
+ }
+
+ return 0;
+
+ error:
+ codec->preset = NULL;
+ memset(&codec->patch_ops, 0, sizeof(codec->patch_ops));
+ return err;
+}
+
+static int hda_codec_driver_remove(struct device *dev)
+{
+ struct hda_codec *codec = dev_to_hda_codec(dev);
+
+ if (codec->patch_ops.free)
+ codec->patch_ops.free(codec);
+ codec->preset = NULL;
+ memset(&codec->patch_ops, 0, sizeof(codec->patch_ops));
+ module_put(dev->driver->owner);
+ return 0;
+}
+
+int __hda_codec_driver_register(struct hda_codec_driver *drv, const char *name,
+ struct module *owner)
+{
+ drv->driver.name = name;
+ drv->driver.owner = owner;
+ drv->driver.bus = &snd_hda_bus_type;
+ drv->driver.probe = hda_codec_driver_probe;
+ drv->driver.remove = hda_codec_driver_remove;
+ /* TODO: PM and others */
+ return driver_register(&drv->driver);
+}
+EXPORT_SYMBOL_GPL(__hda_codec_driver_register);
+
+void hda_codec_driver_unregister(struct hda_codec_driver *drv)
+{
+ driver_unregister(&drv->driver);
+}
+EXPORT_SYMBOL_GPL(hda_codec_driver_unregister);
+
+static inline bool codec_probed(struct hda_codec *codec)
+{
+ return device_attach(hda_codec_dev(codec)) > 0 && codec->preset;
+}
+
+/* try to auto-load and bind the codec module */
+static void codec_bind_module(struct hda_codec *codec)
+{
+#ifdef MODULE
+ request_module("snd-hda-codec-id:%08x", codec->vendor_id);
+ if (codec_probed(codec))
+ return;
+ request_module("snd-hda-codec-id:%04x*",
+ (codec->vendor_id >> 16) & 0xffff);
+ if (codec_probed(codec))
+ return;
+#endif
+}
+
+/* store the codec vendor name */
+static int get_codec_vendor_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];
+
+ for (c = hda_vendor_ids; c->id; c++) {
+ if (c->id == vendor_id) {
+ vendor = c->name;
+ break;
+ }
+ }
+ if (!vendor) {
+ sprintf(tmp, "Generic %04x", vendor_id);
+ vendor = tmp;
+ }
+ codec->vendor_name = kstrdup(vendor, GFP_KERNEL);
+ if (!codec->vendor_name)
+ return -ENOMEM;
+ return 0;
+}
+
+#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 */
+
+static int codec_bind_generic(struct hda_codec *codec)
+{
+ if (codec->probe_id)
+ return -ENODEV;
+
+ if (is_likely_hdmi_codec(codec)) {
+ codec->probe_id = HDA_CODEC_ID_GENERIC_HDMI;
+#if IS_MODULE(CONFIG_SND_HDA_CODEC_HDMI)
+ request_module("snd-hda-codec-hdmi");
+#endif
+ if (codec_probed(codec))
+ return 0;
+ }
+
+ codec->probe_id = HDA_CODEC_ID_GENERIC;
+#if IS_MODULE(CONFIG_SND_HDA_GENERIC)
+ request_module("snd-hda-codec-generic");
+#endif
+ if (codec_probed(codec))
+ return 0;
+ return -ENODEV;
+}
+
+#if IS_ENABLED(CONFIG_SND_HDA_GENERIC)
+#define is_generic_config(codec) \
+ (codec->modelname && !strcmp(codec->modelname, "generic"))
+#else
+#define is_generic_config(codec) 0
+#endif
+
+/**
+ * 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 err;
+
+ if (!codec->vendor_name) {
+ err = get_codec_vendor_name(codec);
+ if (err < 0)
+ return err;
+ }
+
+ if (is_generic_config(codec))
+ codec->probe_id = HDA_CODEC_ID_GENERIC;
+ else
+ codec->probe_id = 0;
+
+ err = device_add(hda_codec_dev(codec));
+ if (err < 0)
+ return err;
+
+ if (!codec->preset)
+ codec_bind_module(codec);
+ if (!codec->preset) {
+ err = codec_bind_generic(codec);
+ if (err < 0) {
+ codec_err(codec, "Unable to bind the codec\n");
+ goto error;
+ }
+ }
+
+ /* audio codec should override the mixer name */
+ if (codec->afg || !*codec->bus->card->mixername)
+ snprintf(codec->bus->card->mixername,
+ sizeof(codec->bus->card->mixername),
+ "%s %s", codec->vendor_name, codec->chip_name);
+ return 0;
+
+ error:
+ device_del(hda_codec_dev(codec));
+ return err;
+}
+EXPORT_SYMBOL_GPL(snd_hda_codec_configure);
+
+/*
+ * bus registration
+ */
+struct bus_type snd_hda_bus_type = {
+ .name = "hdaudio",
+ .match = hda_bus_match,
+};
+
+static int __init hda_codec_init(void)
+{
+ return bus_register(&snd_hda_bus_type);
+}
+
+static void __exit hda_codec_exit(void)
+{
+ bus_unregister(&snd_hda_bus_type);
+}
+
+module_init(hda_codec_init);
+module_exit(hda_codec_exit);
#define CREATE_TRACE_POINTS
#include "hda_trace.h"
-/*
- * vendor / preset table
- */
-
-struct hda_vendor_id {
- unsigned int id;
- const char *name;
-};
-
-/* 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" },
- { 0x11d4, "Analog Devices" },
- { 0x13f6, "C-Media" },
- { 0x14f1, "Conexant" },
- { 0x17e8, "Chrontel" },
- { 0x1854, "LG" },
- { 0x1aec, "Wolfson Microelectronics" },
- { 0x1af4, "QEMU" },
- { 0x434d, "C-Media" },
- { 0x8086, "Intel" },
- { 0x8384, "SigmaTel" },
- {} /* terminator */
-};
-
-static DEFINE_MUTEX(preset_mutex);
-static LIST_HEAD(hda_preset_tables);
-
-/**
- * snd_hda_add_codec_preset - Add a codec preset to the chain
- * @preset: codec preset table to add
- */
-int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset)
-{
- mutex_lock(&preset_mutex);
- list_add_tail(&preset->list, &hda_preset_tables);
- mutex_unlock(&preset_mutex);
- return 0;
-}
-EXPORT_SYMBOL_GPL(snd_hda_add_codec_preset);
-
-/**
- * snd_hda_delete_codec_preset - Delete a codec preset from the chain
- * @preset: codec preset table to delete
- */
-int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset)
-{
- mutex_lock(&preset_mutex);
- list_del(&preset->list);
- mutex_unlock(&preset_mutex);
- return 0;
-}
-EXPORT_SYMBOL_GPL(snd_hda_delete_codec_preset);
-
#ifdef CONFIG_PM
#define codec_in_pm(codec) ((codec)->in_pm)
static void hda_power_work(struct work_struct *work);
}
EXPORT_SYMBOL_GPL(snd_hda_bus_new);
-#if IS_ENABLED(CONFIG_SND_HDA_GENERIC)
-#define is_generic_config(codec) \
- (codec->modelname && !strcmp(codec->modelname, "generic"))
-#else
-#define is_generic_config(codec) 0
-#endif
-
-#ifdef MODULE
-#define HDA_MODREQ_MAX_COUNT 2 /* two request_modules()'s */
-#else
-#define HDA_MODREQ_MAX_COUNT 0 /* all presets are statically linked */
-#endif
-
-/*
- * find a matching codec preset
- */
-static const struct hda_codec_preset *
-find_codec_preset(struct hda_codec *codec)
-{
- struct hda_codec_preset_list *tbl;
- const struct hda_codec_preset *preset;
- 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)) {
- codec_err(codec, "cannot module_get\n");
- continue;
- }
- for (preset = tbl->preset; preset->id; preset++) {
- u32 mask = preset->mask;
- if (preset->afg && preset->afg != codec->afg)
- continue;
- if (preset->mfg && preset->mfg != codec->mfg)
- continue;
- if (!mask)
- mask = ~0;
- if (preset->id == (codec->vendor_id & mask) &&
- (!preset->rev ||
- preset->rev == codec->revision_id)) {
- mutex_unlock(&preset_mutex);
- codec->owner = tbl->owner;
- return preset;
- }
- }
- module_put(tbl->owner);
- }
- mutex_unlock(&preset_mutex);
-
- if (mod_requested < HDA_MODREQ_MAX_COUNT) {
- if (!mod_requested)
- request_module("snd-hda-codec-id:%08x",
- codec->vendor_id);
- else
- request_module("snd-hda-codec-id:%04x*",
- (codec->vendor_id >> 16) & 0xffff);
- mod_requested++;
- goto again;
- }
- return NULL;
-}
-
-/*
- * get_codec_name - store the codec name
- */
-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];
-
- if (codec->vendor_name)
- goto get_chip_name;
-
- for (c = hda_vendor_ids; c->id; c++) {
- if (c->id == vendor_id) {
- vendor = c->name;
- break;
- }
- }
- if (!vendor) {
- 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)
- 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;
-}
-
/*
* look for an AFG and MFG nodes
*/
}
/*
- * Dynamic symbol binding for the codec parsers
- */
-
-#define load_parser(codec, sym) \
- ((codec)->parser = (int (*)(struct hda_codec *))symbol_request(sym))
-
-static void unload_parser(struct hda_codec *codec)
-{
- if (codec->parser)
- symbol_put_addr(codec->parser);
- codec->parser = NULL;
-}
-
-/*
* codec destructor
*/
static void snd_hda_codec_free(struct hda_codec *codec)
if (!codec)
return;
cancel_delayed_work_sync(&codec->jackpoll_work);
+ if (device_is_registered(hda_codec_dev(codec)))
+ device_del(hda_codec_dev(codec));
snd_hda_jack_tbl_clear(codec);
free_init_pincfgs(codec);
#ifdef CONFIG_PM
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->vendor_name);
kfree(codec->modelname);
kfree(codec->wcaps);
codec->bus->num_codecs--;
- put_device(&codec->dev);
+ put_device(hda_codec_dev(codec));
}
static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec,
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;
}
struct hda_codec *codec = device->device_data;
snd_hda_detach_beep_device(codec);
- device_del(&codec->dev);
return 0;
}
/* just free the container */
static void snd_hda_codec_dev_release(struct device *dev)
{
- kfree(container_of(dev, struct hda_codec, dev));
+ kfree(dev_to_hda_codec(dev));
}
/**
struct hda_codec **codecp)
{
struct hda_codec *codec;
+ struct device *dev;
char component[31];
hda_nid_t fg;
int err;
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 */
+ dev = hda_codec_dev(codec);
+ device_initialize(dev);
+ dev->parent = bus->card->dev;
+ dev->bus = &snd_hda_bus_type;
+ dev->release = snd_hda_codec_dev_release;
+ dev->groups = snd_hda_dev_attr_groups;
+ dev_set_name(dev, "hdaudioC%dD%d", bus->card->number, codec_addr);
+ dev_set_drvdata(dev, codec); /* for sysfs */
codec->bus = bus;
codec->addr = codec_addr;
}
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->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;
- }
-
- /* audio codec should override the mixer name */
- if (codec->afg || !*codec->bus->card->mixername)
- snprintf(codec->bus->card->mixername,
- sizeof(codec->bus->card->mixername),
- "%s %s", codec->vendor_name, codec->chip_name);
- return 0;
-}
-EXPORT_SYMBOL_GPL(snd_hda_codec_configure);
-
/* 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,
}
}
snd_hda_detach_beep_device(codec);
- if (codec->patch_ops.free)
- codec->patch_ops.free(codec);
+ if (device_is_registered(hda_codec_dev(codec)))
+ device_del(hda_codec_dev(codec));
+
memset(&codec->patch_ops, 0, sizeof(codec->patch_ops));
snd_hda_jack_tbl_clear(codec);
codec->proc_widget_hook = 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);
int (*patch)(struct hda_codec *codec);
};
-struct hda_codec_preset_list {
+#define HDA_CODEC_ID_GENERIC_HDMI 0x00000101
+#define HDA_CODEC_ID_GENERIC 0x00000201
+
+struct hda_codec_driver {
+ struct device_driver driver;
const struct hda_codec_preset *preset;
- struct module *owner;
- struct list_head list;
};
-/* initial hook */
-int snd_hda_add_codec_preset(struct hda_codec_preset_list *preset);
-int snd_hda_delete_codec_preset(struct hda_codec_preset_list *preset);
+int __hda_codec_driver_register(struct hda_codec_driver *drv, const char *name,
+ struct module *owner);
+#define hda_codec_driver_register(drv) \
+ __hda_codec_driver_register(drv, KBUILD_MODNAME, THIS_MODULE)
+void hda_codec_driver_unregister(struct hda_codec_driver *drv);
+#define module_hda_codec_driver(drv) \
+ module_driver(drv, hda_codec_driver_register, \
+ hda_codec_driver_unregister)
/* ops set by the preset patch */
struct hda_codec_ops {
u32 vendor_id;
u32 subsystem_id;
u32 revision_id;
+ u32 probe_id; /* overridden id for probing */
/* detected preset */
const struct hda_codec_preset *preset;
- struct module *owner;
- int (*parser)(struct hda_codec *codec);
const char *vendor_name; /* codec vendor name */
const char *chip_name; /* codec chip name */
const char *modelname; /* model name for preset */
struct snd_array verbs;
};
+#define dev_to_hda_codec(_dev) container_of(_dev, struct hda_codec, dev)
+#define hda_codec_dev(_dev) (&(_dev)->dev)
+
+extern struct bus_type snd_hda_bus_type;
+
/* direction */
enum {
HDA_INPUT, HDA_OUTPUT
#endif
};
-/**
+/*
* snd_hda_parse_generic_codec - Generic codec parser
* @codec: the HDA codec
- *
- * This should be called from the HDA codec core.
*/
-int snd_hda_parse_generic_codec(struct hda_codec *codec)
+static int snd_hda_parse_generic_codec(struct hda_codec *codec)
{
struct hda_gen_spec *spec;
int err;
snd_hda_gen_free(codec);
return err;
}
-EXPORT_SYMBOL_GPL(snd_hda_parse_generic_codec);
+
+static const struct hda_codec_preset snd_hda_preset_generic[] = {
+ { .id = HDA_CODEC_ID_GENERIC, .patch = snd_hda_parse_generic_codec },
+ {} /* terminator */
+};
+
+static struct hda_codec_driver generic_driver = {
+ .preset = snd_hda_preset_generic,
+};
+
+module_hda_codec_driver(generic_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Generic HD-audio codec parser");
struct hda_multi_out *mout);
/*
- * generic codec parser
- */
-int snd_hda_parse_generic_codec(struct hda_codec *codec);
-int snd_hda_parse_hdmi_codec(struct hda_codec *codec);
-
-/*
* generic proc interface
*/
#ifdef CONFIG_PROC_FS
/*
*/
-#define codec_err(codec, fmt, args...) dev_err(&(codec)->dev, fmt, ##args)
-#define codec_warn(codec, fmt, args...) dev_warn(&(codec)->dev, fmt, ##args)
-#define codec_info(codec, fmt, args...) dev_info(&(codec)->dev, fmt, ##args)
-#define codec_dbg(codec, fmt, args...) dev_dbg(&(codec)->dev, fmt, ##args)
+#define codec_err(codec, fmt, args...) \
+ dev_err(hda_codec_dev(codec), fmt, ##args)
+#define codec_warn(codec, fmt, args...) \
+ dev_warn(hda_codec_dev(codec), fmt, ##args)
+#define codec_info(codec, fmt, args...) \
+ dev_info(hda_codec_dev(codec), fmt, ##args)
+#define codec_dbg(codec, fmt, args...) \
+ dev_dbg(hda_codec_dev(codec), fmt, ##args)
#endif /* __SOUND_HDA_LOCAL_H */
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Analog Devices HD-audio codec");
-static struct hda_codec_preset_list analog_list = {
+static struct hda_codec_driver analog_driver = {
.preset = snd_hda_preset_analog,
- .owner = THIS_MODULE,
};
-static int __init patch_analog_init(void)
-{
- return snd_hda_add_codec_preset(&analog_list);
-}
-
-static void __exit patch_analog_exit(void)
-{
- snd_hda_delete_codec_preset(&analog_list);
-}
-
-module_init(patch_analog_init)
-module_exit(patch_analog_exit)
+module_hda_codec_driver(analog_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Creative CA0110-IBG HD-audio codec");
-static struct hda_codec_preset_list ca0110_list = {
+static struct hda_codec_driver ca0110_driver = {
.preset = snd_hda_preset_ca0110,
- .owner = THIS_MODULE,
};
-static int __init patch_ca0110_init(void)
-{
- return snd_hda_add_codec_preset(&ca0110_list);
-}
-
-static void __exit patch_ca0110_exit(void)
-{
- snd_hda_delete_codec_preset(&ca0110_list);
-}
-
-module_init(patch_ca0110_init)
-module_exit(patch_ca0110_exit)
+module_hda_codec_driver(ca0110_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Creative Sound Core3D codec");
-static struct hda_codec_preset_list ca0132_list = {
+static struct hda_codec_driver ca0132_driver = {
.preset = snd_hda_preset_ca0132,
- .owner = THIS_MODULE,
};
-static int __init patch_ca0132_init(void)
-{
- return snd_hda_add_codec_preset(&ca0132_list);
-}
-
-static void __exit patch_ca0132_exit(void)
-{
- snd_hda_delete_codec_preset(&ca0132_list);
-}
-
-module_init(patch_ca0132_init)
-module_exit(patch_ca0132_exit)
+module_hda_codec_driver(ca0132_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Cirrus Logic HD-audio codec");
-static struct hda_codec_preset_list cirrus_list = {
+static struct hda_codec_driver cirrus_driver = {
.preset = snd_hda_preset_cirrus,
- .owner = THIS_MODULE,
};
-static int __init patch_cirrus_init(void)
-{
- return snd_hda_add_codec_preset(&cirrus_list);
-}
-
-static void __exit patch_cirrus_exit(void)
-{
- snd_hda_delete_codec_preset(&cirrus_list);
-}
-
-module_init(patch_cirrus_init)
-module_exit(patch_cirrus_exit)
+module_hda_codec_driver(cirrus_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("C-Media HD-audio codec");
-static struct hda_codec_preset_list cmedia_list = {
+static struct hda_codec_driver cmedia_driver = {
.preset = snd_hda_preset_cmedia,
- .owner = THIS_MODULE,
};
-static int __init patch_cmedia_init(void)
-{
- return snd_hda_add_codec_preset(&cmedia_list);
-}
-
-static void __exit patch_cmedia_exit(void)
-{
- snd_hda_delete_codec_preset(&cmedia_list);
-}
-
-module_init(patch_cmedia_init)
-module_exit(patch_cmedia_exit)
+module_hda_codec_driver(cmedia_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Conexant HD-audio codec");
-static struct hda_codec_preset_list conexant_list = {
+static struct hda_codec_driver conexant_driver = {
.preset = snd_hda_preset_conexant,
- .owner = THIS_MODULE,
};
-static int __init patch_conexant_init(void)
-{
- return snd_hda_add_codec_preset(&conexant_list);
-}
-
-static void __exit patch_conexant_exit(void)
-{
- snd_hda_delete_codec_preset(&conexant_list);
-}
-
-module_init(patch_conexant_init)
-module_exit(patch_conexant_exit)
+module_hda_codec_driver(conexant_driver);
}
/*
- * called from hda_codec.c for generic HDMI support
- */
-int snd_hda_parse_hdmi_codec(struct hda_codec *codec)
-{
- return patch_generic_hdmi(codec);
-}
-EXPORT_SYMBOL_GPL(snd_hda_parse_hdmi_codec);
-
-/*
* patch entries
*/
static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
{ .id = 0x80862882, .name = "Valleyview2 HDMI", .patch = patch_generic_hdmi },
{ .id = 0x80862883, .name = "Braswell HDMI", .patch = patch_generic_hdmi },
{ .id = 0x808629fb, .name = "Crestline HDMI", .patch = patch_generic_hdmi },
+/* special ID for generic HDMI */
+{ .id = HDA_CODEC_ID_GENERIC_HDMI, .patch = patch_generic_hdmi },
{} /* terminator */
};
MODULE_ALIAS("snd-hda-codec-nvhdmi");
MODULE_ALIAS("snd-hda-codec-atihdmi");
-static struct hda_codec_preset_list intel_list = {
+static struct hda_codec_driver hdmi_driver = {
.preset = snd_hda_preset_hdmi,
- .owner = THIS_MODULE,
};
-static int __init patch_hdmi_init(void)
-{
- return snd_hda_add_codec_preset(&intel_list);
-}
-
-static void __exit patch_hdmi_exit(void)
-{
- snd_hda_delete_codec_preset(&intel_list);
-}
-
-module_init(patch_hdmi_init)
-module_exit(patch_hdmi_exit)
+module_hda_codec_driver(hdmi_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Realtek HD-audio codec");
-static struct hda_codec_preset_list realtek_list = {
+static struct hda_codec_driver realtek_driver = {
.preset = snd_hda_preset_realtek,
- .owner = THIS_MODULE,
};
-static int __init patch_realtek_init(void)
-{
- return snd_hda_add_codec_preset(&realtek_list);
-}
-
-static void __exit patch_realtek_exit(void)
-{
- snd_hda_delete_codec_preset(&realtek_list);
-}
-
-module_init(patch_realtek_init)
-module_exit(patch_realtek_exit)
+module_hda_codec_driver(realtek_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Si3054 HD-audio modem codec");
-static struct hda_codec_preset_list si3054_list = {
+static struct hda_codec_driver si3054_driver = {
.preset = snd_hda_preset_si3054,
- .owner = THIS_MODULE,
};
-static int __init patch_si3054_init(void)
-{
- return snd_hda_add_codec_preset(&si3054_list);
-}
-
-static void __exit patch_si3054_exit(void)
-{
- snd_hda_delete_codec_preset(&si3054_list);
-}
-
-module_init(patch_si3054_init)
-module_exit(patch_si3054_exit)
+module_hda_codec_driver(si3054_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("IDT/Sigmatel HD-audio codec");
-static struct hda_codec_preset_list sigmatel_list = {
+static struct hda_codec_driver sigmatel_driver = {
.preset = snd_hda_preset_sigmatel,
- .owner = THIS_MODULE,
};
-static int __init patch_sigmatel_init(void)
-{
- return snd_hda_add_codec_preset(&sigmatel_list);
-}
-
-static void __exit patch_sigmatel_exit(void)
-{
- snd_hda_delete_codec_preset(&sigmatel_list);
-}
-
-module_init(patch_sigmatel_init)
-module_exit(patch_sigmatel_exit)
+module_hda_codec_driver(sigmatel_driver);
MODULE_ALIAS("snd-hda-codec-id:1106*");
-static struct hda_codec_preset_list via_list = {
+static struct hda_codec_driver via_driver = {
.preset = snd_hda_preset_via,
- .owner = THIS_MODULE,
};
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("VIA HD-audio codec");
-static int __init patch_via_init(void)
-{
- return snd_hda_add_codec_preset(&via_list);
-}
-
-static void __exit patch_via_exit(void)
-{
- snd_hda_delete_codec_preset(&via_list);
-}
-
-module_init(patch_via_init)
-module_exit(patch_via_exit)
+module_hda_codec_driver(via_driver);