diff options
| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2022-09-19 14:10:38 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2022-09-20 08:08:14 +0200 |
| commit | 24ad3835a6db4f8857975effa6bf47730371a5ff (patch) | |
| tree | fa6c29a51a803e756d964b938d0d1288267fcd13 | |
| parent | 0839a04eff9778c3dc37d3a1bb8014a3386dece7 (diff) | |
| download | lwn-24ad3835a6db4f8857975effa6bf47730371a5ff.tar.gz lwn-24ad3835a6db4f8857975effa6bf47730371a5ff.zip | |
ALSA: hda: add snd_hdac_stop_streams() helper
Minor code reuse, no functionality change.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20220919121041.43463-6-pierre-louis.bossart@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | include/sound/hdaudio.h | 1 | ||||
| -rw-r--r-- | sound/hda/hdac_stream.c | 17 | ||||
| -rw-r--r-- | sound/pci/hda/hda_controller.c | 4 |
3 files changed, 16 insertions, 6 deletions
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h index 24c731e53ccb..35459d740f00 100644 --- a/include/sound/hdaudio.h +++ b/include/sound/hdaudio.h @@ -562,6 +562,7 @@ int snd_hdac_stream_set_params(struct hdac_stream *azx_dev, unsigned int format_val); void snd_hdac_stream_start(struct hdac_stream *azx_dev, bool fresh_start); void snd_hdac_stream_stop(struct hdac_stream *azx_dev); +void snd_hdac_stop_streams(struct hdac_bus *bus); void snd_hdac_stop_streams_and_chip(struct hdac_bus *bus); void snd_hdac_stream_reset(struct hdac_stream *azx_dev); void snd_hdac_stream_sync_trigger(struct hdac_stream *azx_dev, bool set, diff --git a/sound/hda/hdac_stream.c b/sound/hda/hdac_stream.c index 2e98f5fd50e5..c056bcc5543d 100644 --- a/sound/hda/hdac_stream.c +++ b/sound/hda/hdac_stream.c @@ -175,16 +175,27 @@ void snd_hdac_stream_stop(struct hdac_stream *azx_dev) EXPORT_SYMBOL_GPL(snd_hdac_stream_stop); /** + * snd_hdac_stop_streams - stop all streams + * @bus: HD-audio core bus + */ +void snd_hdac_stop_streams(struct hdac_bus *bus) +{ + struct hdac_stream *stream; + + list_for_each_entry(stream, &bus->stream_list, list) + snd_hdac_stream_stop(stream); +} +EXPORT_SYMBOL_GPL(snd_hdac_stop_streams); + +/** * snd_hdac_stop_streams_and_chip - stop all streams and chip if running * @bus: HD-audio core bus */ void snd_hdac_stop_streams_and_chip(struct hdac_bus *bus) { - struct hdac_stream *stream; if (bus->chip_init) { - list_for_each_entry(stream, &bus->stream_list, list) - snd_hdac_stream_stop(stream); + snd_hdac_stop_streams(bus); snd_hdac_bus_stop_chip(bus); } } diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c index 75dcb14ff20a..0ff286b7b66b 100644 --- a/sound/pci/hda/hda_controller.c +++ b/sound/pci/hda/hda_controller.c @@ -1033,10 +1033,8 @@ EXPORT_SYMBOL_GPL(azx_init_chip); void azx_stop_all_streams(struct azx *chip) { struct hdac_bus *bus = azx_bus(chip); - struct hdac_stream *s; - list_for_each_entry(s, &bus->stream_list, list) - snd_hdac_stream_stop(s); + snd_hdac_stop_streams(bus); } EXPORT_SYMBOL_GPL(azx_stop_all_streams); |