summaryrefslogtreecommitdiff
path: root/sound/hda/ext
diff options
context:
space:
mode:
Diffstat (limited to 'sound/hda/ext')
-rw-r--r--sound/hda/ext/hdac_ext_bus.c80
-rw-r--r--sound/hda/ext/hdac_ext_controller.c64
-rw-r--r--sound/hda/ext/hdac_ext_stream.c104
3 files changed, 115 insertions, 133 deletions
diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c
index 0daf31383084..9c37d9af3023 100644
--- a/sound/hda/ext/hdac_ext_bus.c
+++ b/sound/hda/ext/hdac_ext_bus.c
@@ -87,9 +87,10 @@ static const struct hdac_io_ops hdac_ext_default_io = {
*
* Returns 0 if successful, or a negative error code.
*/
-int snd_hdac_ext_bus_init(struct hdac_ext_bus *ebus, struct device *dev,
+int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,
const struct hdac_bus_ops *ops,
- const struct hdac_io_ops *io_ops)
+ const struct hdac_io_ops *io_ops,
+ const struct hdac_ext_bus_ops *ext_ops)
{
int ret;
static int idx;
@@ -98,15 +99,16 @@ int snd_hdac_ext_bus_init(struct hdac_ext_bus *ebus, struct device *dev,
if (io_ops == NULL)
io_ops = &hdac_ext_default_io;
- ret = snd_hdac_bus_init(&ebus->bus, dev, ops, io_ops);
+ ret = snd_hdac_bus_init(bus, dev, ops, io_ops);
if (ret < 0)
return ret;
- INIT_LIST_HEAD(&ebus->hlink_list);
- ebus->idx = idx++;
+ bus->ext_ops = ext_ops;
+ INIT_LIST_HEAD(&bus->hlink_list);
+ bus->idx = idx++;
- mutex_init(&ebus->lock);
- ebus->cmd_dma_state = true;
+ mutex_init(&bus->lock);
+ bus->cmd_dma_state = true;
return 0;
}
@@ -116,10 +118,10 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_init);
* snd_hdac_ext_bus_exit - clean up a HD-audio extended bus
* @ebus: the pointer to extended bus object
*/
-void snd_hdac_ext_bus_exit(struct hdac_ext_bus *ebus)
+void snd_hdac_ext_bus_exit(struct hdac_bus *bus)
{
- snd_hdac_bus_exit(&ebus->bus);
- WARN_ON(!list_empty(&ebus->hlink_list));
+ snd_hdac_bus_exit(bus);
+ WARN_ON(!list_empty(&bus->hlink_list));
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_exit);
@@ -135,21 +137,15 @@ static void default_release(struct device *dev)
*
* Returns zero for success or a negative error code.
*/
-int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *ebus, int addr)
+int snd_hdac_ext_bus_device_init(struct hdac_bus *bus, int addr,
+ struct hdac_device *hdev)
{
- struct hdac_ext_device *edev;
- struct hdac_device *hdev = NULL;
- struct hdac_bus *bus = ebus_to_hbus(ebus);
char name[15];
int ret;
- edev = kzalloc(sizeof(*edev), GFP_KERNEL);
- if (!edev)
- return -ENOMEM;
- hdev = &edev->hdev;
- edev->ebus = ebus;
+ hdev->bus = bus;
- snprintf(name, sizeof(name), "ehdaudio%dD%d", ebus->idx, addr);
+ snprintf(name, sizeof(name), "ehdaudio%dD%d", bus->idx, addr);
ret = snd_hdac_device_init(hdev, bus, name, addr);
if (ret < 0) {
@@ -176,10 +172,8 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_init);
*/
void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev)
{
- struct hdac_ext_device *edev = to_ehdac_device(hdev);
-
snd_hdac_device_exit(hdev);
- kfree(edev);
+ kfree(hdev);
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_exit);
@@ -188,14 +182,14 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_exit);
*
* @ebus: HD-audio extended bus
*/
-void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus)
+void snd_hdac_ext_bus_device_remove(struct hdac_bus *bus)
{
struct hdac_device *codec, *__codec;
/*
* we need to remove all the codec devices objects created in the
* snd_hdac_ext_bus_device_init
*/
- list_for_each_entry_safe(codec, __codec, &ebus->bus.codec_list, list) {
+ list_for_each_entry_safe(codec, __codec, &bus->codec_list, list) {
snd_hdac_device_unregister(codec);
put_device(&codec->dev);
}
@@ -204,35 +198,31 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_remove);
#define dev_to_hdac(dev) (container_of((dev), \
struct hdac_device, dev))
-static inline struct hdac_ext_driver *get_edrv(struct device *dev)
+static inline struct hdac_driver *get_hdrv(struct device *dev)
{
struct hdac_driver *hdrv = drv_to_hdac_driver(dev->driver);
- struct hdac_ext_driver *edrv = to_ehdac_driver(hdrv);
-
- return edrv;
+ return hdrv;
}
-static inline struct hdac_ext_device *get_edev(struct device *dev)
+static inline struct hdac_device *get_hdev(struct device *dev)
{
struct hdac_device *hdev = dev_to_hdac_dev(dev);
- struct hdac_ext_device *edev = to_ehdac_device(hdev);
-
- return edev;
+ return hdev;
}
static int hda_ext_drv_probe(struct device *dev)
{
- return (get_edrv(dev))->probe(get_edev(dev));
+ return (get_hdrv(dev))->probe(get_hdev(dev));
}
static int hdac_ext_drv_remove(struct device *dev)
{
- return (get_edrv(dev))->remove(get_edev(dev));
+ return (get_hdrv(dev))->remove(get_hdev(dev));
}
static void hdac_ext_drv_shutdown(struct device *dev)
{
- return (get_edrv(dev))->shutdown(get_edev(dev));
+ return (get_hdrv(dev))->shutdown(get_hdev(dev));
}
/**
@@ -240,20 +230,20 @@ static void hdac_ext_drv_shutdown(struct device *dev)
*
* @drv: ext hda driver structure
*/
-int snd_hda_ext_driver_register(struct hdac_ext_driver *drv)
+int snd_hda_ext_driver_register(struct hdac_driver *drv)
{
- drv->hdac.type = HDA_DEV_ASOC;
- drv->hdac.driver.bus = &snd_hda_bus_type;
+ drv->type = HDA_DEV_ASOC;
+ drv->driver.bus = &snd_hda_bus_type;
/* we use default match */
if (drv->probe)
- drv->hdac.driver.probe = hda_ext_drv_probe;
+ drv->driver.probe = hda_ext_drv_probe;
if (drv->remove)
- drv->hdac.driver.remove = hdac_ext_drv_remove;
+ drv->driver.remove = hdac_ext_drv_remove;
if (drv->shutdown)
- drv->hdac.driver.shutdown = hdac_ext_drv_shutdown;
+ drv->driver.shutdown = hdac_ext_drv_shutdown;
- return driver_register(&drv->hdac.driver);
+ return driver_register(&drv->driver);
}
EXPORT_SYMBOL_GPL(snd_hda_ext_driver_register);
@@ -262,8 +252,8 @@ EXPORT_SYMBOL_GPL(snd_hda_ext_driver_register);
*
* @drv: ext hda driver structure
*/
-void snd_hda_ext_driver_unregister(struct hdac_ext_driver *drv)
+void snd_hda_ext_driver_unregister(struct hdac_driver *drv)
{
- driver_unregister(&drv->hdac.driver);
+ driver_unregister(&drv->driver);
}
EXPORT_SYMBOL_GPL(snd_hda_ext_driver_unregister);
diff --git a/sound/hda/ext/hdac_ext_controller.c b/sound/hda/ext/hdac_ext_controller.c
index 84f3b8168716..5bc4a1d587d4 100644
--- a/sound/hda/ext/hdac_ext_controller.c
+++ b/sound/hda/ext/hdac_ext_controller.c
@@ -39,9 +39,8 @@
* @ebus: HD-audio extended core bus
* @enable: flag to turn on/off the capability
*/
-void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus *ebus, bool enable)
+void snd_hdac_ext_bus_ppcap_enable(struct hdac_bus *bus, bool enable)
{
- struct hdac_bus *bus = &ebus->bus;
if (!bus->ppcap) {
dev_err(bus->dev, "Address of PP capability is NULL");
@@ -60,9 +59,8 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_ppcap_enable);
* @ebus: HD-audio extended core bus
* @enable: flag to enable/disable interrupt
*/
-void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus *ebus, bool enable)
+void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_bus *bus, bool enable)
{
- struct hdac_bus *bus = &ebus->bus;
if (!bus->ppcap) {
dev_err(bus->dev, "Address of PP capability is NULL\n");
@@ -89,12 +87,11 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_ppcap_int_enable);
* in hlink_list of extended hdac bus
* Note: this will be freed on bus exit by driver
*/
-int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_ext_bus *ebus)
+int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus)
{
int idx;
u32 link_count;
struct hdac_ext_link *hlink;
- struct hdac_bus *bus = &ebus->bus;
link_count = readl(bus->mlcap + AZX_REG_ML_MLCD) + 1;
@@ -114,7 +111,7 @@ int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_ext_bus *ebus)
/* since link in On, update the ref */
hlink->ref_count = 1;
- list_add_tail(&hlink->list, &ebus->hlink_list);
+ list_add_tail(&hlink->list, &bus->hlink_list);
}
return 0;
@@ -127,12 +124,12 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_get_ml_capabilities);
* @ebus: HD-audio ext core bus
*/
-void snd_hdac_link_free_all(struct hdac_ext_bus *ebus)
+void snd_hdac_link_free_all(struct hdac_bus *bus)
{
struct hdac_ext_link *l;
- while (!list_empty(&ebus->hlink_list)) {
- l = list_first_entry(&ebus->hlink_list, struct hdac_ext_link, list);
+ while (!list_empty(&bus->hlink_list)) {
+ l = list_first_entry(&bus->hlink_list, struct hdac_ext_link, list);
list_del(&l->list);
kfree(l);
}
@@ -144,7 +141,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_link_free_all);
* @ebus: HD-audio extended core bus
* @codec_name: codec name
*/
-struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_ext_bus *ebus,
+struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_bus *bus,
const char *codec_name)
{
int i;
@@ -153,10 +150,10 @@ struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_ext_bus *ebus,
if (sscanf(codec_name, "ehdaudio%dD%d", &bus_idx, &addr) != 2)
return NULL;
- if (ebus->idx != bus_idx)
+ if (bus->idx != bus_idx)
return NULL;
- list_for_each_entry(hlink, &ebus->hlink_list, list) {
+ list_for_each_entry(hlink, &bus->hlink_list, list) {
for (i = 0; i < HDA_MAX_CODECS; i++) {
if (hlink->lsdiid & (0x1 << addr))
return hlink;
@@ -219,12 +216,12 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_link_power_down);
* snd_hdac_ext_bus_link_power_up_all -power up all hda link
* @ebus: HD-audio extended bus
*/
-int snd_hdac_ext_bus_link_power_up_all(struct hdac_ext_bus *ebus)
+int snd_hdac_ext_bus_link_power_up_all(struct hdac_bus *bus)
{
struct hdac_ext_link *hlink = NULL;
int ret;
- list_for_each_entry(hlink, &ebus->hlink_list, list) {
+ list_for_each_entry(hlink, &bus->hlink_list, list) {
snd_hdac_updatel(hlink->ml_addr,
AZX_REG_ML_LCTL, 0, AZX_MLCTL_SPA);
ret = check_hdac_link_power_active(hlink, true);
@@ -240,12 +237,12 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_link_power_up_all);
* snd_hdac_ext_bus_link_power_down_all -power down all hda link
* @ebus: HD-audio extended bus
*/
-int snd_hdac_ext_bus_link_power_down_all(struct hdac_ext_bus *ebus)
+int snd_hdac_ext_bus_link_power_down_all(struct hdac_bus *bus)
{
struct hdac_ext_link *hlink = NULL;
int ret;
- list_for_each_entry(hlink, &ebus->hlink_list, list) {
+ list_for_each_entry(hlink, &bus->hlink_list, list) {
snd_hdac_updatel(hlink->ml_addr, AZX_REG_ML_LCTL, AZX_MLCTL_SPA, 0);
ret = check_hdac_link_power_active(hlink, false);
if (ret < 0)
@@ -256,39 +253,48 @@ int snd_hdac_ext_bus_link_power_down_all(struct hdac_ext_bus *ebus)
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_link_power_down_all);
-int snd_hdac_ext_bus_link_get(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_bus_link_get(struct hdac_bus *bus,
struct hdac_ext_link *link)
{
int ret = 0;
- mutex_lock(&ebus->lock);
+ mutex_lock(&bus->lock);
/*
* if we move from 0 to 1, count will be 1 so power up this link
* as well, also check the dma status and trigger that
*/
if (++link->ref_count == 1) {
- if (!ebus->cmd_dma_state) {
- snd_hdac_bus_init_cmd_io(&ebus->bus);
- ebus->cmd_dma_state = true;
+ if (!bus->cmd_dma_state) {
+ snd_hdac_bus_init_cmd_io(bus);
+ bus->cmd_dma_state = true;
}
ret = snd_hdac_ext_bus_link_power_up(link);
+
+ /*
+ * wait for 521usec for codec to report status
+ * HDA spec section 4.3 - Codec Discovery
+ */
+ udelay(521);
+ bus->codec_mask = snd_hdac_chip_readw(bus, STATESTS);
+ dev_dbg(bus->dev, "codec_mask = 0x%lx\n", bus->codec_mask);
+ snd_hdac_chip_writew(bus, STATESTS, bus->codec_mask);
}
- mutex_unlock(&ebus->lock);
+ mutex_unlock(&bus->lock);
return ret;
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_link_get);
-int snd_hdac_ext_bus_link_put(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_bus_link_put(struct hdac_bus *bus,
struct hdac_ext_link *link)
{
int ret = 0;
struct hdac_ext_link *hlink;
bool link_up = false;
- mutex_lock(&ebus->lock);
+ mutex_lock(&bus->lock);
/*
* if we move from 1 to 0, count will be 0
@@ -301,7 +307,7 @@ int snd_hdac_ext_bus_link_put(struct hdac_ext_bus *ebus,
* now check if all links are off, if so turn off
* cmd dma as well
*/
- list_for_each_entry(hlink, &ebus->hlink_list, list) {
+ list_for_each_entry(hlink, &bus->hlink_list, list) {
if (hlink->ref_count) {
link_up = true;
break;
@@ -309,12 +315,12 @@ int snd_hdac_ext_bus_link_put(struct hdac_ext_bus *ebus,
}
if (!link_up) {
- snd_hdac_bus_stop_cmd_io(&ebus->bus);
- ebus->cmd_dma_state = false;
+ snd_hdac_bus_stop_cmd_io(bus);
+ bus->cmd_dma_state = false;
}
}
- mutex_unlock(&ebus->lock);
+ mutex_unlock(&bus->lock);
return ret;
}
EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_link_put);
diff --git a/sound/hda/ext/hdac_ext_stream.c b/sound/hda/ext/hdac_ext_stream.c
index c96d7a7a36af..1bd27576db98 100644
--- a/sound/hda/ext/hdac_ext_stream.c
+++ b/sound/hda/ext/hdac_ext_stream.c
@@ -25,7 +25,7 @@
/**
* snd_hdac_ext_stream_init - initialize each stream (aka device)
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @stream: HD-audio ext core stream object to initialize
* @idx: stream index number
* @direction: stream direction (SNDRV_PCM_STREAM_PLAYBACK or SNDRV_PCM_STREAM_CAPTURE)
@@ -34,18 +34,16 @@
* initialize the stream, if ppcap is enabled then init those and then
* invoke hdac stream initialization routine
*/
-void snd_hdac_ext_stream_init(struct hdac_ext_bus *ebus,
+void snd_hdac_ext_stream_init(struct hdac_bus *bus,
struct hdac_ext_stream *stream,
int idx, int direction, int tag)
{
- struct hdac_bus *bus = &ebus->bus;
-
if (bus->ppcap) {
stream->pphc_addr = bus->ppcap + AZX_PPHC_BASE +
AZX_PPHC_INTERVAL * idx;
stream->pplc_addr = bus->ppcap + AZX_PPLC_BASE +
- AZX_PPLC_MULTI * ebus->num_streams +
+ AZX_PPLC_MULTI * bus->num_streams +
AZX_PPLC_INTERVAL * idx;
}
@@ -71,12 +69,12 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_init);
/**
* snd_hdac_ext_stream_init_all - create and initialize the stream objects
* for an extended hda bus
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @start_idx: start index for streams
* @num_stream: number of streams to initialize
* @dir: direction of streams
*/
-int snd_hdac_ext_stream_init_all(struct hdac_ext_bus *ebus, int start_idx,
+int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx,
int num_stream, int dir)
{
int stream_tag = 0;
@@ -88,7 +86,7 @@ int snd_hdac_ext_stream_init_all(struct hdac_ext_bus *ebus, int start_idx,
if (!stream)
return -ENOMEM;
tag = ++stream_tag;
- snd_hdac_ext_stream_init(ebus, stream, idx, dir, tag);
+ snd_hdac_ext_stream_init(bus, stream, idx, dir, tag);
idx++;
}
@@ -100,17 +98,16 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_init_all);
/**
* snd_hdac_stream_free_all - free hdac extended stream objects
*
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
*/
-void snd_hdac_stream_free_all(struct hdac_ext_bus *ebus)
+void snd_hdac_stream_free_all(struct hdac_bus *bus)
{
struct hdac_stream *s, *_s;
struct hdac_ext_stream *stream;
- struct hdac_bus *bus = ebus_to_hbus(ebus);
list_for_each_entry_safe(s, _s, &bus->stream_list, list) {
stream = stream_to_hdac_ext_stream(s);
- snd_hdac_ext_stream_decouple(ebus, stream, false);
+ snd_hdac_ext_stream_decouple(bus, stream, false);
list_del(&s->list);
kfree(stream);
}
@@ -119,15 +116,14 @@ EXPORT_SYMBOL_GPL(snd_hdac_stream_free_all);
/**
* snd_hdac_ext_stream_decouple - decouple the hdac stream
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @stream: HD-audio ext core stream object to initialize
* @decouple: flag to decouple
*/
-void snd_hdac_ext_stream_decouple(struct hdac_ext_bus *ebus,
+void snd_hdac_ext_stream_decouple(struct hdac_bus *bus,
struct hdac_ext_stream *stream, bool decouple)
{
struct hdac_stream *hstream = &stream->hstream;
- struct hdac_bus *bus = &ebus->bus;
u32 val;
int mask = AZX_PPCTL_PROCEN(hstream->index);
@@ -251,19 +247,18 @@ void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link,
EXPORT_SYMBOL_GPL(snd_hdac_ext_link_clear_stream_id);
static struct hdac_ext_stream *
-hdac_ext_link_stream_assign(struct hdac_ext_bus *ebus,
+hdac_ext_link_stream_assign(struct hdac_bus *bus,
struct snd_pcm_substream *substream)
{
struct hdac_ext_stream *res = NULL;
struct hdac_stream *stream = NULL;
- struct hdac_bus *hbus = &ebus->bus;
- if (!hbus->ppcap) {
- dev_err(hbus->dev, "stream type not supported\n");
+ if (!bus->ppcap) {
+ dev_err(bus->dev, "stream type not supported\n");
return NULL;
}
- list_for_each_entry(stream, &hbus->stream_list, list) {
+ list_for_each_entry(stream, &bus->stream_list, list) {
struct hdac_ext_stream *hstream = container_of(stream,
struct hdac_ext_stream,
hstream);
@@ -277,34 +272,33 @@ hdac_ext_link_stream_assign(struct hdac_ext_bus *ebus,
}
if (!hstream->link_locked) {
- snd_hdac_ext_stream_decouple(ebus, hstream, true);
+ snd_hdac_ext_stream_decouple(bus, hstream, true);
res = hstream;
break;
}
}
if (res) {
- spin_lock_irq(&hbus->reg_lock);
+ spin_lock_irq(&bus->reg_lock);
res->link_locked = 1;
res->link_substream = substream;
- spin_unlock_irq(&hbus->reg_lock);
+ spin_unlock_irq(&bus->reg_lock);
}
return res;
}
static struct hdac_ext_stream *
-hdac_ext_host_stream_assign(struct hdac_ext_bus *ebus,
+hdac_ext_host_stream_assign(struct hdac_bus *bus,
struct snd_pcm_substream *substream)
{
struct hdac_ext_stream *res = NULL;
struct hdac_stream *stream = NULL;
- struct hdac_bus *hbus = &ebus->bus;
- if (!hbus->ppcap) {
- dev_err(hbus->dev, "stream type not supported\n");
+ if (!bus->ppcap) {
+ dev_err(bus->dev, "stream type not supported\n");
return NULL;
}
- list_for_each_entry(stream, &hbus->stream_list, list) {
+ list_for_each_entry(stream, &bus->stream_list, list) {
struct hdac_ext_stream *hstream = container_of(stream,
struct hdac_ext_stream,
hstream);
@@ -313,17 +307,17 @@ hdac_ext_host_stream_assign(struct hdac_ext_bus *ebus,
if (!stream->opened) {
if (!hstream->decoupled)
- snd_hdac_ext_stream_decouple(ebus, hstream, true);
+ snd_hdac_ext_stream_decouple(bus, hstream, true);
res = hstream;
break;
}
}
if (res) {
- spin_lock_irq(&hbus->reg_lock);
+ spin_lock_irq(&bus->reg_lock);
res->hstream.opened = 1;
res->hstream.running = 0;
res->hstream.substream = substream;
- spin_unlock_irq(&hbus->reg_lock);
+ spin_unlock_irq(&bus->reg_lock);
}
return res;
@@ -331,7 +325,7 @@ hdac_ext_host_stream_assign(struct hdac_ext_bus *ebus,
/**
* snd_hdac_ext_stream_assign - assign a stream for the PCM
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @substream: PCM substream to assign
* @type: type of stream (coupled, host or link stream)
*
@@ -346,27 +340,26 @@ hdac_ext_host_stream_assign(struct hdac_ext_bus *ebus,
* the same stream object when it's used beforehand. when a stream is
* decoupled, it becomes a host stream and link stream.
*/
-struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_ext_bus *ebus,
+struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_bus *bus,
struct snd_pcm_substream *substream,
int type)
{
struct hdac_ext_stream *hstream = NULL;
struct hdac_stream *stream = NULL;
- struct hdac_bus *hbus = &ebus->bus;
switch (type) {
case HDAC_EXT_STREAM_TYPE_COUPLED:
- stream = snd_hdac_stream_assign(hbus, substream);
+ stream = snd_hdac_stream_assign(bus, substream);
if (stream)
hstream = container_of(stream,
struct hdac_ext_stream, hstream);
return hstream;
case HDAC_EXT_STREAM_TYPE_HOST:
- return hdac_ext_host_stream_assign(ebus, substream);
+ return hdac_ext_host_stream_assign(bus, substream);
case HDAC_EXT_STREAM_TYPE_LINK:
- return hdac_ext_link_stream_assign(ebus, substream);
+ return hdac_ext_link_stream_assign(bus, substream);
default:
return NULL;
@@ -384,7 +377,6 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_assign);
void snd_hdac_ext_stream_release(struct hdac_ext_stream *stream, int type)
{
struct hdac_bus *bus = stream->hstream.bus;
- struct hdac_ext_bus *ebus = hbus_to_ebus(bus);
switch (type) {
case HDAC_EXT_STREAM_TYPE_COUPLED:
@@ -393,13 +385,13 @@ void snd_hdac_ext_stream_release(struct hdac_ext_stream *stream, int type)
case HDAC_EXT_STREAM_TYPE_HOST:
if (stream->decoupled && !stream->link_locked)
- snd_hdac_ext_stream_decouple(ebus, stream, false);
+ snd_hdac_ext_stream_decouple(bus, stream, false);
snd_hdac_stream_release(&stream->hstream);
break;
case HDAC_EXT_STREAM_TYPE_LINK:
if (stream->decoupled && !stream->hstream.opened)
- snd_hdac_ext_stream_decouple(ebus, stream, false);
+ snd_hdac_ext_stream_decouple(bus, stream, false);
spin_lock_irq(&bus->reg_lock);
stream->link_locked = 0;
stream->link_substream = NULL;
@@ -415,16 +407,15 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_release);
/**
* snd_hdac_ext_stream_spbcap_enable - enable SPIB for a stream
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @enable: flag to enable/disable SPIB
* @index: stream index for which SPIB need to be enabled
*/
-void snd_hdac_ext_stream_spbcap_enable(struct hdac_ext_bus *ebus,
+void snd_hdac_ext_stream_spbcap_enable(struct hdac_bus *bus,
bool enable, int index)
{
u32 mask = 0;
u32 register_mask = 0;
- struct hdac_bus *bus = &ebus->bus;
if (!bus->spbcap) {
dev_err(bus->dev, "Address of SPB capability is NULL\n");
@@ -446,14 +437,13 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_spbcap_enable);
/**
* snd_hdac_ext_stream_set_spib - sets the spib value of a stream
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @stream: hdac_ext_stream
* @value: spib value to set
*/
-int snd_hdac_ext_stream_set_spib(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_stream_set_spib(struct hdac_bus *bus,
struct hdac_ext_stream *stream, u32 value)
{
- struct hdac_bus *bus = &ebus->bus;
if (!bus->spbcap) {
dev_err(bus->dev, "Address of SPB capability is NULL\n");
@@ -468,15 +458,14 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_set_spib);
/**
* snd_hdac_ext_stream_get_spbmaxfifo - gets the spib value of a stream
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @stream: hdac_ext_stream
*
* Return maxfifo for the stream
*/
-int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_bus *bus,
struct hdac_ext_stream *stream)
{
- struct hdac_bus *bus = &ebus->bus;
if (!bus->spbcap) {
dev_err(bus->dev, "Address of SPB capability is NULL\n");
@@ -490,11 +479,10 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_get_spbmaxfifo);
/**
* snd_hdac_ext_stop_streams - stop all stream if running
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
*/
-void snd_hdac_ext_stop_streams(struct hdac_ext_bus *ebus)
+void snd_hdac_ext_stop_streams(struct hdac_bus *bus)
{
- struct hdac_bus *bus = ebus_to_hbus(ebus);
struct hdac_stream *stream;
if (bus->chip_init) {
@@ -507,16 +495,15 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stop_streams);
/**
* snd_hdac_ext_stream_drsm_enable - enable DMA resume for a stream
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @enable: flag to enable/disable DRSM
* @index: stream index for which DRSM need to be enabled
*/
-void snd_hdac_ext_stream_drsm_enable(struct hdac_ext_bus *ebus,
+void snd_hdac_ext_stream_drsm_enable(struct hdac_bus *bus,
bool enable, int index)
{
u32 mask = 0;
u32 register_mask = 0;
- struct hdac_bus *bus = &ebus->bus;
if (!bus->drsmcap) {
dev_err(bus->dev, "Address of DRSM capability is NULL\n");
@@ -538,14 +525,13 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_drsm_enable);
/**
* snd_hdac_ext_stream_set_dpibr - sets the dpibr value of a stream
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @stream: hdac_ext_stream
* @value: dpib value to set
*/
-int snd_hdac_ext_stream_set_dpibr(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_stream_set_dpibr(struct hdac_bus *bus,
struct hdac_ext_stream *stream, u32 value)
{
- struct hdac_bus *bus = &ebus->bus;
if (!bus->drsmcap) {
dev_err(bus->dev, "Address of DRSM capability is NULL\n");
@@ -560,7 +546,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_stream_set_dpibr);
/**
* snd_hdac_ext_stream_set_lpib - sets the lpib value of a stream
- * @ebus: HD-audio ext core bus
+ * @bus: HD-audio core bus
* @stream: hdac_ext_stream
* @value: lpib value to set
*/
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-24 14:30:44 +0300