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author | David Howells <dhowells@redhat.com> | 2012-10-09 09:49:07 +0100 |
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committer | David Howells <dhowells@redhat.com> | 2012-10-09 09:49:07 +0100 |
commit | 5e1ddb481776a487b15b40579a000b279ce527c9 (patch) | |
tree | cac371e56dea22798c46244573ae91b43f3b878c /include/linux/usb/audio.h | |
parent | 9e2d8656f5e8aa214e66b462680cf86b210b74a8 (diff) | |
download | linux-stable-5e1ddb481776a487b15b40579a000b279ce527c9.tar.gz linux-stable-5e1ddb481776a487b15b40579a000b279ce527c9.tar.bz2 linux-stable-5e1ddb481776a487b15b40579a000b279ce527c9.zip |
UAPI: (Scripted) Disintegrate include/linux/usb
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Kerrisk <mtk.manpages@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/linux/usb/audio.h')
-rw-r--r-- | include/linux/usb/audio.h | 524 |
1 files changed, 1 insertions, 523 deletions
diff --git a/include/linux/usb/audio.h b/include/linux/usb/audio.h index a54b8255d75f..3d84619110a4 100644 --- a/include/linux/usb/audio.h +++ b/include/linux/usb/audio.h @@ -17,531 +17,11 @@ * Types and defines in this file are either specific to version 1.0 of * this standard or common for newer versions. */ - #ifndef __LINUX_USB_AUDIO_H #define __LINUX_USB_AUDIO_H -#include <linux/types.h> - -/* bInterfaceProtocol values to denote the version of the standard used */ -#define UAC_VERSION_1 0x00 -#define UAC_VERSION_2 0x20 - -/* A.2 Audio Interface Subclass Codes */ -#define USB_SUBCLASS_AUDIOCONTROL 0x01 -#define USB_SUBCLASS_AUDIOSTREAMING 0x02 -#define USB_SUBCLASS_MIDISTREAMING 0x03 - -/* A.5 Audio Class-Specific AC Interface Descriptor Subtypes */ -#define UAC_HEADER 0x01 -#define UAC_INPUT_TERMINAL 0x02 -#define UAC_OUTPUT_TERMINAL 0x03 -#define UAC_MIXER_UNIT 0x04 -#define UAC_SELECTOR_UNIT 0x05 -#define UAC_FEATURE_UNIT 0x06 -#define UAC1_PROCESSING_UNIT 0x07 -#define UAC1_EXTENSION_UNIT 0x08 - -/* A.6 Audio Class-Specific AS Interface Descriptor Subtypes */ -#define UAC_AS_GENERAL 0x01 -#define UAC_FORMAT_TYPE 0x02 -#define UAC_FORMAT_SPECIFIC 0x03 - -/* A.7 Processing Unit Process Types */ -#define UAC_PROCESS_UNDEFINED 0x00 -#define UAC_PROCESS_UP_DOWNMIX 0x01 -#define UAC_PROCESS_DOLBY_PROLOGIC 0x02 -#define UAC_PROCESS_STEREO_EXTENDER 0x03 -#define UAC_PROCESS_REVERB 0x04 -#define UAC_PROCESS_CHORUS 0x05 -#define UAC_PROCESS_DYN_RANGE_COMP 0x06 - -/* A.8 Audio Class-Specific Endpoint Descriptor Subtypes */ -#define UAC_EP_GENERAL 0x01 - -/* A.9 Audio Class-Specific Request Codes */ -#define UAC_SET_ 0x00 -#define UAC_GET_ 0x80 - -#define UAC__CUR 0x1 -#define UAC__MIN 0x2 -#define UAC__MAX 0x3 -#define UAC__RES 0x4 -#define UAC__MEM 0x5 - -#define UAC_SET_CUR (UAC_SET_ | UAC__CUR) -#define UAC_GET_CUR (UAC_GET_ | UAC__CUR) -#define UAC_SET_MIN (UAC_SET_ | UAC__MIN) -#define UAC_GET_MIN (UAC_GET_ | UAC__MIN) -#define UAC_SET_MAX (UAC_SET_ | UAC__MAX) -#define UAC_GET_MAX (UAC_GET_ | UAC__MAX) -#define UAC_SET_RES (UAC_SET_ | UAC__RES) -#define UAC_GET_RES (UAC_GET_ | UAC__RES) -#define UAC_SET_MEM (UAC_SET_ | UAC__MEM) -#define UAC_GET_MEM (UAC_GET_ | UAC__MEM) - -#define UAC_GET_STAT 0xff - -/* A.10 Control Selector Codes */ - -/* A.10.1 Terminal Control Selectors */ -#define UAC_TERM_COPY_PROTECT 0x01 - -/* A.10.2 Feature Unit Control Selectors */ -#define UAC_FU_MUTE 0x01 -#define UAC_FU_VOLUME 0x02 -#define UAC_FU_BASS 0x03 -#define UAC_FU_MID 0x04 -#define UAC_FU_TREBLE 0x05 -#define UAC_FU_GRAPHIC_EQUALIZER 0x06 -#define UAC_FU_AUTOMATIC_GAIN 0x07 -#define UAC_FU_DELAY 0x08 -#define UAC_FU_BASS_BOOST 0x09 -#define UAC_FU_LOUDNESS 0x0a - -#define UAC_CONTROL_BIT(CS) (1 << ((CS) - 1)) - -/* A.10.3.1 Up/Down-mix Processing Unit Controls Selectors */ -#define UAC_UD_ENABLE 0x01 -#define UAC_UD_MODE_SELECT 0x02 - -/* A.10.3.2 Dolby Prologic (tm) Processing Unit Controls Selectors */ -#define UAC_DP_ENABLE 0x01 -#define UAC_DP_MODE_SELECT 0x02 - -/* A.10.3.3 3D Stereo Extender Processing Unit Control Selectors */ -#define UAC_3D_ENABLE 0x01 -#define UAC_3D_SPACE 0x02 - -/* A.10.3.4 Reverberation Processing Unit Control Selectors */ -#define UAC_REVERB_ENABLE 0x01 -#define UAC_REVERB_LEVEL 0x02 -#define UAC_REVERB_TIME 0x03 -#define UAC_REVERB_FEEDBACK 0x04 - -/* A.10.3.5 Chorus Processing Unit Control Selectors */ -#define UAC_CHORUS_ENABLE 0x01 -#define UAC_CHORUS_LEVEL 0x02 -#define UAC_CHORUS_RATE 0x03 -#define UAC_CHORUS_DEPTH 0x04 - -/* A.10.3.6 Dynamic Range Compressor Unit Control Selectors */ -#define UAC_DCR_ENABLE 0x01 -#define UAC_DCR_RATE 0x02 -#define UAC_DCR_MAXAMPL 0x03 -#define UAC_DCR_THRESHOLD 0x04 -#define UAC_DCR_ATTACK_TIME 0x05 -#define UAC_DCR_RELEASE_TIME 0x06 - -/* A.10.4 Extension Unit Control Selectors */ -#define UAC_XU_ENABLE 0x01 - -/* MIDI - A.1 MS Class-Specific Interface Descriptor Subtypes */ -#define UAC_MS_HEADER 0x01 -#define UAC_MIDI_IN_JACK 0x02 -#define UAC_MIDI_OUT_JACK 0x03 - -/* MIDI - A.1 MS Class-Specific Endpoint Descriptor Subtypes */ -#define UAC_MS_GENERAL 0x01 - -/* Terminals - 2.1 USB Terminal Types */ -#define UAC_TERMINAL_UNDEFINED 0x100 -#define UAC_TERMINAL_STREAMING 0x101 -#define UAC_TERMINAL_VENDOR_SPEC 0x1FF - -/* Terminal Control Selectors */ -/* 4.3.2 Class-Specific AC Interface Descriptor */ -struct uac1_ac_header_descriptor { - __u8 bLength; /* 8 + n */ - __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ - __u8 bDescriptorSubtype; /* UAC_MS_HEADER */ - __le16 bcdADC; /* 0x0100 */ - __le16 wTotalLength; /* includes Unit and Terminal desc. */ - __u8 bInCollection; /* n */ - __u8 baInterfaceNr[]; /* [n] */ -} __attribute__ ((packed)); - -#define UAC_DT_AC_HEADER_SIZE(n) (8 + (n)) - -/* As above, but more useful for defining your own descriptors: */ -#define DECLARE_UAC_AC_HEADER_DESCRIPTOR(n) \ -struct uac1_ac_header_descriptor_##n { \ - __u8 bLength; \ - __u8 bDescriptorType; \ - __u8 bDescriptorSubtype; \ - __le16 bcdADC; \ - __le16 wTotalLength; \ - __u8 bInCollection; \ - __u8 baInterfaceNr[n]; \ -} __attribute__ ((packed)) - -/* 4.3.2.1 Input Terminal Descriptor */ -struct uac_input_terminal_descriptor { - __u8 bLength; /* in bytes: 12 */ - __u8 bDescriptorType; /* CS_INTERFACE descriptor type */ - __u8 bDescriptorSubtype; /* INPUT_TERMINAL descriptor subtype */ - __u8 bTerminalID; /* Constant uniquely terminal ID */ - __le16 wTerminalType; /* USB Audio Terminal Types */ - __u8 bAssocTerminal; /* ID of the Output Terminal associated */ - __u8 bNrChannels; /* Number of logical output channels */ - __le16 wChannelConfig; - __u8 iChannelNames; - __u8 iTerminal; -} __attribute__ ((packed)); - -#define UAC_DT_INPUT_TERMINAL_SIZE 12 - -/* Terminals - 2.2 Input Terminal Types */ -#define UAC_INPUT_TERMINAL_UNDEFINED 0x200 -#define UAC_INPUT_TERMINAL_MICROPHONE 0x201 -#define UAC_INPUT_TERMINAL_DESKTOP_MICROPHONE 0x202 -#define UAC_INPUT_TERMINAL_PERSONAL_MICROPHONE 0x203 -#define UAC_INPUT_TERMINAL_OMNI_DIR_MICROPHONE 0x204 -#define UAC_INPUT_TERMINAL_MICROPHONE_ARRAY 0x205 -#define UAC_INPUT_TERMINAL_PROC_MICROPHONE_ARRAY 0x206 - -/* Terminals - control selectors */ - -#define UAC_TERMINAL_CS_COPY_PROTECT_CONTROL 0x01 - -/* 4.3.2.2 Output Terminal Descriptor */ -struct uac1_output_terminal_descriptor { - __u8 bLength; /* in bytes: 9 */ - __u8 bDescriptorType; /* CS_INTERFACE descriptor type */ - __u8 bDescriptorSubtype; /* OUTPUT_TERMINAL descriptor subtype */ - __u8 bTerminalID; /* Constant uniquely terminal ID */ - __le16 wTerminalType; /* USB Audio Terminal Types */ - __u8 bAssocTerminal; /* ID of the Input Terminal associated */ - __u8 bSourceID; /* ID of the connected Unit or Terminal*/ - __u8 iTerminal; -} __attribute__ ((packed)); - -#define UAC_DT_OUTPUT_TERMINAL_SIZE 9 - -/* Terminals - 2.3 Output Terminal Types */ -#define UAC_OUTPUT_TERMINAL_UNDEFINED 0x300 -#define UAC_OUTPUT_TERMINAL_SPEAKER 0x301 -#define UAC_OUTPUT_TERMINAL_HEADPHONES 0x302 -#define UAC_OUTPUT_TERMINAL_HEAD_MOUNTED_DISPLAY_AUDIO 0x303 -#define UAC_OUTPUT_TERMINAL_DESKTOP_SPEAKER 0x304 -#define UAC_OUTPUT_TERMINAL_ROOM_SPEAKER 0x305 -#define UAC_OUTPUT_TERMINAL_COMMUNICATION_SPEAKER 0x306 -#define UAC_OUTPUT_TERMINAL_LOW_FREQ_EFFECTS_SPEAKER 0x307 - -/* Set bControlSize = 2 as default setting */ -#define UAC_DT_FEATURE_UNIT_SIZE(ch) (7 + ((ch) + 1) * 2) - -/* As above, but more useful for defining your own descriptors: */ -#define DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(ch) \ -struct uac_feature_unit_descriptor_##ch { \ - __u8 bLength; \ - __u8 bDescriptorType; \ - __u8 bDescriptorSubtype; \ - __u8 bUnitID; \ - __u8 bSourceID; \ - __u8 bControlSize; \ - __le16 bmaControls[ch + 1]; \ - __u8 iFeature; \ -} __attribute__ ((packed)) - -/* 4.3.2.3 Mixer Unit Descriptor */ -struct uac_mixer_unit_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bUnitID; - __u8 bNrInPins; - __u8 baSourceID[]; -} __attribute__ ((packed)); +#include <uapi/linux/usb/audio.h> -static inline __u8 uac_mixer_unit_bNrChannels(struct uac_mixer_unit_descriptor *desc) -{ - return desc->baSourceID[desc->bNrInPins]; -} - -static inline __u32 uac_mixer_unit_wChannelConfig(struct uac_mixer_unit_descriptor *desc, - int protocol) -{ - if (protocol == UAC_VERSION_1) - return (desc->baSourceID[desc->bNrInPins + 2] << 8) | - desc->baSourceID[desc->bNrInPins + 1]; - else - return (desc->baSourceID[desc->bNrInPins + 4] << 24) | - (desc->baSourceID[desc->bNrInPins + 3] << 16) | - (desc->baSourceID[desc->bNrInPins + 2] << 8) | - (desc->baSourceID[desc->bNrInPins + 1]); -} - -static inline __u8 uac_mixer_unit_iChannelNames(struct uac_mixer_unit_descriptor *desc, - int protocol) -{ - return (protocol == UAC_VERSION_1) ? - desc->baSourceID[desc->bNrInPins + 3] : - desc->baSourceID[desc->bNrInPins + 5]; -} - -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]; -} - -static inline __u8 uac_mixer_unit_iMixer(struct uac_mixer_unit_descriptor *desc) -{ - __u8 *raw = (__u8 *) desc; - return raw[desc->bLength - 1]; -} - -/* 4.3.2.4 Selector Unit Descriptor */ -struct uac_selector_unit_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bUintID; - __u8 bNrInPins; - __u8 baSourceID[]; -} __attribute__ ((packed)); - -static inline __u8 uac_selector_unit_iSelector(struct uac_selector_unit_descriptor *desc) -{ - __u8 *raw = (__u8 *) desc; - return raw[desc->bLength - 1]; -} - -/* 4.3.2.5 Feature Unit Descriptor */ -struct uac_feature_unit_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bUnitID; - __u8 bSourceID; - __u8 bControlSize; - __u8 bmaControls[0]; /* variable length */ -} __attribute__((packed)); - -static inline __u8 uac_feature_unit_iFeature(struct uac_feature_unit_descriptor *desc) -{ - __u8 *raw = (__u8 *) desc; - return raw[desc->bLength - 1]; -} - -/* 4.3.2.6 Processing Unit Descriptors */ -struct uac_processing_unit_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bUnitID; - __u16 wProcessType; - __u8 bNrInPins; - __u8 baSourceID[]; -} __attribute__ ((packed)); - -static inline __u8 uac_processing_unit_bNrChannels(struct uac_processing_unit_descriptor *desc) -{ - return desc->baSourceID[desc->bNrInPins]; -} - -static inline __u32 uac_processing_unit_wChannelConfig(struct uac_processing_unit_descriptor *desc, - int protocol) -{ - if (protocol == UAC_VERSION_1) - return (desc->baSourceID[desc->bNrInPins + 2] << 8) | - desc->baSourceID[desc->bNrInPins + 1]; - else - return (desc->baSourceID[desc->bNrInPins + 4] << 24) | - (desc->baSourceID[desc->bNrInPins + 3] << 16) | - (desc->baSourceID[desc->bNrInPins + 2] << 8) | - (desc->baSourceID[desc->bNrInPins + 1]); -} - -static inline __u8 uac_processing_unit_iChannelNames(struct uac_processing_unit_descriptor *desc, - int protocol) -{ - return (protocol == UAC_VERSION_1) ? - desc->baSourceID[desc->bNrInPins + 3] : - desc->baSourceID[desc->bNrInPins + 5]; -} - -static inline __u8 uac_processing_unit_bControlSize(struct uac_processing_unit_descriptor *desc, - int protocol) -{ - return (protocol == UAC_VERSION_1) ? - desc->baSourceID[desc->bNrInPins + 4] : - desc->baSourceID[desc->bNrInPins + 6]; -} - -static inline __u8 *uac_processing_unit_bmControls(struct uac_processing_unit_descriptor *desc, - int protocol) -{ - return (protocol == UAC_VERSION_1) ? - &desc->baSourceID[desc->bNrInPins + 5] : - &desc->baSourceID[desc->bNrInPins + 7]; -} - -static inline __u8 uac_processing_unit_iProcessing(struct uac_processing_unit_descriptor *desc, - int protocol) -{ - __u8 control_size = uac_processing_unit_bControlSize(desc, protocol); - return desc->baSourceID[desc->bNrInPins + control_size]; -} - -static inline __u8 *uac_processing_unit_specific(struct uac_processing_unit_descriptor *desc, - int protocol) -{ - __u8 control_size = uac_processing_unit_bControlSize(desc, protocol); - return &desc->baSourceID[desc->bNrInPins + control_size + 1]; -} - -/* 4.5.2 Class-Specific AS Interface Descriptor */ -struct uac1_as_header_descriptor { - __u8 bLength; /* in bytes: 7 */ - __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ - __u8 bDescriptorSubtype; /* AS_GENERAL */ - __u8 bTerminalLink; /* Terminal ID of connected Terminal */ - __u8 bDelay; /* Delay introduced by the data path */ - __le16 wFormatTag; /* The Audio Data Format */ -} __attribute__ ((packed)); - -#define UAC_DT_AS_HEADER_SIZE 7 - -/* Formats - A.1.1 Audio Data Format Type I Codes */ -#define UAC_FORMAT_TYPE_I_UNDEFINED 0x0 -#define UAC_FORMAT_TYPE_I_PCM 0x1 -#define UAC_FORMAT_TYPE_I_PCM8 0x2 -#define UAC_FORMAT_TYPE_I_IEEE_FLOAT 0x3 -#define UAC_FORMAT_TYPE_I_ALAW 0x4 -#define UAC_FORMAT_TYPE_I_MULAW 0x5 - -struct uac_format_type_i_continuous_descriptor { - __u8 bLength; /* in bytes: 8 + (ns * 3) */ - __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ - __u8 bDescriptorSubtype; /* FORMAT_TYPE */ - __u8 bFormatType; /* FORMAT_TYPE_1 */ - __u8 bNrChannels; /* physical channels in the stream */ - __u8 bSubframeSize; /* */ - __u8 bBitResolution; - __u8 bSamFreqType; - __u8 tLowerSamFreq[3]; - __u8 tUpperSamFreq[3]; -} __attribute__ ((packed)); - -#define UAC_FORMAT_TYPE_I_CONTINUOUS_DESC_SIZE 14 - -struct uac_format_type_i_discrete_descriptor { - __u8 bLength; /* in bytes: 8 + (ns * 3) */ - __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ - __u8 bDescriptorSubtype; /* FORMAT_TYPE */ - __u8 bFormatType; /* FORMAT_TYPE_1 */ - __u8 bNrChannels; /* physical channels in the stream */ - __u8 bSubframeSize; /* */ - __u8 bBitResolution; - __u8 bSamFreqType; - __u8 tSamFreq[][3]; -} __attribute__ ((packed)); - -#define DECLARE_UAC_FORMAT_TYPE_I_DISCRETE_DESC(n) \ -struct uac_format_type_i_discrete_descriptor_##n { \ - __u8 bLength; \ - __u8 bDescriptorType; \ - __u8 bDescriptorSubtype; \ - __u8 bFormatType; \ - __u8 bNrChannels; \ - __u8 bSubframeSize; \ - __u8 bBitResolution; \ - __u8 bSamFreqType; \ - __u8 tSamFreq[n][3]; \ -} __attribute__ ((packed)) - -#define UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(n) (8 + (n * 3)) - -struct uac_format_type_i_ext_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bFormatType; - __u8 bSubslotSize; - __u8 bBitResolution; - __u8 bHeaderLength; - __u8 bControlSize; - __u8 bSideBandProtocol; -} __attribute__((packed)); - -/* Formats - Audio Data Format Type I Codes */ - -#define UAC_FORMAT_TYPE_II_MPEG 0x1001 -#define UAC_FORMAT_TYPE_II_AC3 0x1002 - -struct uac_format_type_ii_discrete_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bFormatType; - __le16 wMaxBitRate; - __le16 wSamplesPerFrame; - __u8 bSamFreqType; - __u8 tSamFreq[][3]; -} __attribute__((packed)); - -struct uac_format_type_ii_ext_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bFormatType; - __u16 wMaxBitRate; - __u16 wSamplesPerFrame; - __u8 bHeaderLength; - __u8 bSideBandProtocol; -} __attribute__((packed)); - -/* type III */ -#define UAC_FORMAT_TYPE_III_IEC1937_AC3 0x2001 -#define UAC_FORMAT_TYPE_III_IEC1937_MPEG1_LAYER1 0x2002 -#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_NOEXT 0x2003 -#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_EXT 0x2004 -#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_LAYER1_LS 0x2005 -#define UAC_FORMAT_TYPE_III_IEC1937_MPEG2_LAYER23_LS 0x2006 - -/* Formats - A.2 Format Type Codes */ -#define UAC_FORMAT_TYPE_UNDEFINED 0x0 -#define UAC_FORMAT_TYPE_I 0x1 -#define UAC_FORMAT_TYPE_II 0x2 -#define UAC_FORMAT_TYPE_III 0x3 -#define UAC_EXT_FORMAT_TYPE_I 0x81 -#define UAC_EXT_FORMAT_TYPE_II 0x82 -#define UAC_EXT_FORMAT_TYPE_III 0x83 - -struct uac_iso_endpoint_descriptor { - __u8 bLength; /* in bytes: 7 */ - __u8 bDescriptorType; /* USB_DT_CS_ENDPOINT */ - __u8 bDescriptorSubtype; /* EP_GENERAL */ - __u8 bmAttributes; - __u8 bLockDelayUnits; - __le16 wLockDelay; -} __attribute__((packed)); -#define UAC_ISO_ENDPOINT_DESC_SIZE 7 - -#define UAC_EP_CS_ATTR_SAMPLE_RATE 0x01 -#define UAC_EP_CS_ATTR_PITCH_CONTROL 0x02 -#define UAC_EP_CS_ATTR_FILL_MAX 0x80 - -/* status word format (3.7.1.1) */ - -#define UAC1_STATUS_TYPE_ORIG_MASK 0x0f -#define UAC1_STATUS_TYPE_ORIG_AUDIO_CONTROL_IF 0x0 -#define UAC1_STATUS_TYPE_ORIG_AUDIO_STREAM_IF 0x1 -#define UAC1_STATUS_TYPE_ORIG_AUDIO_STREAM_EP 0x2 - -#define UAC1_STATUS_TYPE_IRQ_PENDING (1 << 7) -#define UAC1_STATUS_TYPE_MEM_CHANGED (1 << 6) - -struct uac1_status_word { - __u8 bStatusType; - __u8 bOriginator; -} __attribute__((packed)); - -#ifdef __KERNEL__ struct usb_audio_control { struct list_head list; @@ -561,6 +41,4 @@ struct usb_audio_control_selector { struct usb_descriptor_header *desc; }; -#endif /* __KERNEL__ */ - #endif /* __LINUX_USB_AUDIO_H */ |