diff options
Diffstat (limited to 'sound/pci/hda/hda_local.h')
| -rw-r--r-- | sound/pci/hda/hda_local.h | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h index 7023eeee8b9d..3b567f42296b 100644 --- a/sound/pci/hda/hda_local.h +++ b/sound/pci/hda/hda_local.h @@ -557,9 +557,41 @@ static inline void snd_hda_override_wcaps(struct hda_codec *codec, u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction); int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int caps); -u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid); -int snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, - unsigned int caps); +/** + * snd_hda_query_pin_caps - Query PIN capabilities + * @codec: the HD-auio codec + * @nid: the NID to query + * + * Query PIN capabilities for the given widget. + * Returns the obtained capability bits. + * + * When cap bits have been already read, this doesn't read again but + * returns the cached value. + */ +static inline u32 +snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid) +{ + return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP); + +} + +/** + * snd_hda_override_pin_caps - Override the pin capabilities + * @codec: the CODEC + * @nid: the NID to override + * @caps: the capability bits to set + * + * Override the cached PIN capabilitiy bits value by the given one. + * + * Returns zero if successful or a negative error code. + */ +static inline int +snd_hda_override_pin_caps(struct hda_codec *codec, hda_nid_t nid, + unsigned int caps) +{ + return snd_hdac_override_parm(&codec->core, nid, AC_PAR_PIN_CAP, caps); +} + bool snd_hda_check_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, unsigned int bits); |