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Diffstat (limited to 'sound/hda/ext/hdac_ext_stream.c')
-rw-r--r--sound/hda/ext/hdac_ext_stream.c104
1 files changed, 45 insertions, 59 deletions
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 (git 2.34.1) at 2024-05-17 22:48:41 +0000