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| author | Takashi Iwai <tiwai@suse.de> | 2018-06-04 11:41:48 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2018-06-04 11:42:27 +0200 |
| commit | cdbc653a04ee692a7105a96e8dd6055d9971d45c (patch) | |
| tree | c1282680b3115edfd693a27bc6758208534ac557 /include/uapi/linux | |
| parent | 009f8c90f571d87855914dbc20e6c0ea2a3b19ae (diff) | |
| parent | ceec4684085a9e4dc60439d84ab47ce260444804 (diff) | |
| download | cachepc-linux-cdbc653a04ee692a7105a96e8dd6055d9971d45c.tar.gz cachepc-linux-cdbc653a04ee692a7105a96e8dd6055d9971d45c.zip | |
Merge branch 'for-next' into for-linus
4.18-rc1 merge material.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/usb/audio.h | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/include/uapi/linux/usb/audio.h b/include/uapi/linux/usb/audio.h index 3a78e7145689..13d98e6e0db1 100644 --- a/include/uapi/linux/usb/audio.h +++ b/include/uapi/linux/usb/audio.h @@ -285,9 +285,22 @@ static inline __u8 uac_mixer_unit_iChannelNames(struct uac_mixer_unit_descriptor static inline __u8 *uac_mixer_unit_bmControls(struct uac_mixer_unit_descriptor *desc, int protocol) { - return (protocol == UAC_VERSION_1) ? - &desc->baSourceID[desc->bNrInPins + 4] : - &desc->baSourceID[desc->bNrInPins + 6]; + switch (protocol) { + case UAC_VERSION_1: + return &desc->baSourceID[desc->bNrInPins + 4]; + case UAC_VERSION_2: + return &desc->baSourceID[desc->bNrInPins + 6]; + case UAC_VERSION_3: + return &desc->baSourceID[desc->bNrInPins + 2]; + default: + return NULL; + } +} + +static inline __u16 uac3_mixer_unit_wClusterDescrID(struct uac_mixer_unit_descriptor *desc) +{ + return (desc->baSourceID[desc->bNrInPins + 1] << 8) | + desc->baSourceID[desc->bNrInPins]; } static inline __u8 uac_mixer_unit_iMixer(struct uac_mixer_unit_descriptor *desc) |