From: Jorge Sanjuan Date: Thu, 14 Jun 2018 14:05:55 +0000 (+0100) Subject: ALSA: usb-audio: Add bi-directional terminal types X-Git-Tag: v4.19~773^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2dd5aa15d9a2d4b87b32d93f3c5a66f175c0123d;p=platform%2Fkernel%2Flinux-rpi.git ALSA: usb-audio: Add bi-directional terminal types Define the bi-directional USB terminal types for audio devices. Signed-off-by: Jorge Sanjuan Signed-off-by: Takashi Iwai --- diff --git a/include/uapi/linux/usb/audio.h b/include/uapi/linux/usb/audio.h index 13d98e6..74e520f 100644 --- a/include/uapi/linux/usb/audio.h +++ b/include/uapi/linux/usb/audio.h @@ -230,6 +230,14 @@ struct uac1_output_terminal_descriptor { #define UAC_OUTPUT_TERMINAL_COMMUNICATION_SPEAKER 0x306 #define UAC_OUTPUT_TERMINAL_LOW_FREQ_EFFECTS_SPEAKER 0x307 +/* Terminals - 2.4 Bi-directional Terminal Types */ +#define UAC_BIDIR_TERMINAL_UNDEFINED 0x400 +#define UAC_BIDIR_TERMINAL_HANDSET 0x401 +#define UAC_BIDIR_TERMINAL_HEADSET 0x402 +#define UAC_BIDIR_TERMINAL_SPEAKER_PHONE 0x403 +#define UAC_BIDIR_TERMINAL_ECHO_SUPPRESSING 0x404 +#define UAC_BIDIR_TERMINAL_ECHO_CANCELING 0x405 + /* Set bControlSize = 2 as default setting */ #define UAC_DT_FEATURE_UNIT_SIZE(ch) (7 + ((ch) + 1) * 2)