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add note for MIDI (audio v1.0) endpoint decriptor use 9 bytes instead of 7

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hathach 2021-03-04 01:18:49 +07:00
parent 68db108b35
commit a655a4169e
1 changed files with 2 additions and 1 deletions
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3
src/device/usbd.h
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@ -254,6 +254,7 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb
7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_epsize), _ep_interval
//------------- MIDI -------------//
// MIDI v1.0 is based on Audio v1.0
#define TUD_MIDI_DESC_HEAD_LEN (9 + 9 + 9 + 7)
#define TUD_MIDI_DESC_HEAD(_itfnum, _stridx, _numcables) \
@ -291,7 +292,7 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb
#define TUD_MIDI_DESC_EP_LEN(_numcables) (9 + 4 + (_numcables))
#define TUD_MIDI_DESC_EP(_epout, _epsize, _numcables) \
/* Endpoint */\
/* Endpoint: Note Audio v1.0's endpoint has 9 bytes instead of 7 */\
9, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0, 0, 0, \
/* MS Endpoint (connected to embedded jack) */\
(uint8_t)(4 + (_numcables)), TUSB_DESC_CS_ENDPOINT, MIDI_CS_ENDPOINT_GENERAL, _numcables