diff options
Diffstat (limited to 'Documentation/sound/alsa/hda_codec.txt')
| -rw-r--r-- | Documentation/sound/alsa/hda_codec.txt | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/sound/alsa/hda_codec.txt b/Documentation/sound/alsa/hda_codec.txt index e9d07b8f1acb..0be57ed81302 100644 --- a/Documentation/sound/alsa/hda_codec.txt +++ b/Documentation/sound/alsa/hda_codec.txt @@ -63,7 +63,7 @@ The bus instance is created via snd_hda_bus_new(). You need to pass the card instance, the template, and the pointer to store the resultant bus instance. -int snd_hda_bus_new(snd_card_t *card, const struct hda_bus_template *temp, +int snd_hda_bus_new(struct snd_card *card, const struct hda_bus_template *temp, struct hda_bus **busp); It returns zero if successful. A negative return value means any @@ -166,14 +166,14 @@ The ops field contains the following callback functions: struct hda_pcm_ops { int (*open)(struct hda_pcm_stream *info, struct hda_codec *codec, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); int (*close)(struct hda_pcm_stream *info, struct hda_codec *codec, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); int (*prepare)(struct hda_pcm_stream *info, struct hda_codec *codec, unsigned int stream_tag, unsigned int format, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); int (*cleanup)(struct hda_pcm_stream *info, struct hda_codec *codec, - snd_pcm_substream_t *substream); + struct snd_pcm_substream *substream); }; All are non-NULL, so you can call them safely without NULL check. @@ -284,7 +284,7 @@ parameter, and PCI subsystem IDs. If the matching entry is found, it returns the config field value. snd_hda_add_new_ctls() can be used to create and add control entries. -Pass the zero-terminated array of snd_kcontrol_new_t. The same array +Pass the zero-terminated array of struct snd_kcontrol_new. The same array can be passed to snd_hda_resume_ctls() for resume. Note that this will call control->put callback of these entries. So, put callback should check codec->in_resume and force to restore the @@ -292,7 +292,7 @@ given value if it's non-zero even if the value is identical with the cached value. Macros HDA_CODEC_VOLUME(), HDA_CODEC_MUTE() and their variables can be -used for the entry of snd_kcontrol_new_t. +used for the entry of struct snd_kcontrol_new. The input MUX helper callbacks for such a control are provided, too: snd_hda_input_mux_info() and snd_hda_input_mux_put(). See |