83 lines
5.7 KiB
C
83 lines
5.7 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2023 HiFiPhile
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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#ifndef _USB_DESCRIPTORS_H_
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#define _USB_DESCRIPTORS_H_
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// Defined in TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR
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#define UAC2_ENTITY_CLOCK 0x04
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#define UAC2_ENTITY_INPUT_TERMINAL 0x01
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#define UAC2_ENTITY_FEATURE_UNIT 0x02
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#define UAC2_ENTITY_OUTPUT_TERMINAL 0x03
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#define TUD_AUDIO_SPEAKER_STEREO_FB_DESC_LEN (TUD_AUDIO_DESC_IAD_LEN\
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+ TUD_AUDIO_DESC_STD_AC_LEN\
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+ TUD_AUDIO_DESC_CS_AC_LEN\
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+ TUD_AUDIO_DESC_CLK_SRC_LEN\
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+ TUD_AUDIO_DESC_INPUT_TERM_LEN\
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+ TUD_AUDIO_DESC_OUTPUT_TERM_LEN\
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+ TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN\
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+ TUD_AUDIO_DESC_STD_AS_INT_LEN\
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+ TUD_AUDIO_DESC_STD_AS_INT_LEN\
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+ TUD_AUDIO_DESC_CS_AS_INT_LEN\
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+ TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN\
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+ TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN\
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+ TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN\
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+ TUD_AUDIO_DESC_STD_AS_ISO_FB_EP_LEN)
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#define TUD_AUDIO_SPEAKER_STEREO_FB_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epout, _epoutsize, _epfb, _epfbsize) \
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/* Standard Interface Association Descriptor (IAD) */\
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TUD_AUDIO_DESC_IAD(/*_firstitf*/ _itfnum, /*_nitfs*/ 0x02, /*_stridx*/ 0x00),\
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/* Standard AC Interface Descriptor(4.7.1) */\
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TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx),\
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/* Class-Specific AC Interface Header Descriptor(4.7.2) */\
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TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, /*_category*/ AUDIO_FUNC_DESKTOP_SPEAKER, /*_totallen*/ TUD_AUDIO_DESC_CLK_SRC_LEN+TUD_AUDIO_DESC_INPUT_TERM_LEN+TUD_AUDIO_DESC_OUTPUT_TERM_LEN+TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL_LEN, /*_ctrl*/ AUDIO_CS_AS_INTERFACE_CTRL_LATENCY_POS),\
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/* Clock Source Descriptor(4.7.2.1) */\
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TUD_AUDIO_DESC_CLK_SRC(/*_clkid*/ 0x04, /*_attr*/ AUDIO_CLOCK_SOURCE_ATT_INT_PRO_CLK, /*_ctrl*/ (AUDIO_CTRL_RW << AUDIO_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ 0x01, /*_stridx*/ 0x00),\
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/* Input Terminal Descriptor(4.7.2.4) */\
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TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ 0x01, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ 0x00, /*_clkid*/ 0x04, /*_nchannelslogical*/ 0x02, /*_channelcfg*/ AUDIO_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ 0x00, /*_ctrl*/ 0 * (AUDIO_CTRL_R << AUDIO_IN_TERM_CTRL_CONNECTOR_POS), /*_stridx*/ 0x00),\
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/* Output Terminal Descriptor(4.7.2.5) */\
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TUD_AUDIO_DESC_OUTPUT_TERM(/*_termid*/ 0x03, /*_termtype*/ AUDIO_TERM_TYPE_OUT_DESKTOP_SPEAKER, /*_assocTerm*/ 0x01, /*_srcid*/ 0x02, /*_clkid*/ 0x04, /*_ctrl*/ 0x0000, /*_stridx*/ 0x00),\
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/* Feature Unit Descriptor(4.7.2.8) */\
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TUD_AUDIO_DESC_FEATURE_UNIT_TWO_CHANNEL(/*_unitid*/ 0x02, /*_srcid*/ 0x01, /*_ctrlch0master*/ AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch2*/ AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS,/*_stridx*/ 0x00),\
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/* Standard AS Interface Descriptor(4.9.1) */\
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/* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */\
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TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00),\
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/* Standard AS Interface Descriptor(4.9.1) */\
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/* Interface 1, Alternate 1 - alternate interface for data streaming */\
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TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x01, /*_nEPs*/ 0x02, /*_stridx*/ 0x00),\
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/* Class-Specific AS Interface Descriptor(4.9.2) */\
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TUD_AUDIO_DESC_CS_AS_INT(/*_termid*/ 0x01, /*_ctrl*/ AUDIO_CTRL_NONE, /*_formattype*/ AUDIO_FORMAT_TYPE_I, /*_formats*/ AUDIO_DATA_FORMAT_TYPE_I_PCM, /*_nchannelsphysical*/ 0x02, /*_channelcfg*/ AUDIO_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00),\
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/* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */\
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TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample),\
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/* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */\
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TUD_AUDIO_DESC_STD_AS_ISO_EP(/*_ep*/ _epout, /*_attr*/ (uint8_t) ((uint8_t)TUSB_XFER_ISOCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_ASYNCHRONOUS | (uint8_t)TUSB_ISO_EP_ATT_DATA), /*_maxEPsize*/ _epoutsize, /*_interval*/ 0x01),\
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/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */\
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TUD_AUDIO_DESC_CS_AS_ISO_EP(/*_attr*/ AUDIO_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, /*_ctrl*/ AUDIO_CTRL_NONE, /*_lockdelayunit*/ AUDIO_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_MILLISEC, /*_lockdelay*/ 0x0001),\
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/* Standard AS Isochronous Feedback Endpoint Descriptor(4.10.2.1) */\
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TUD_AUDIO_DESC_STD_AS_ISO_FB_EP(/*_ep*/ _epfb, /*_epsize*/ _epfbsize, /*_interval*/ TUD_OPT_HIGH_SPEED ? 4 : 1)\
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#endif
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