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Add missing capability bit for CDC ACM serial break support

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The send break capability bit is needed for serial break support with Linux and possibly MacOS hosts. [A recent Linux kernel patch made it check the ACM capability bits before sending a serial break](19e321c3ee).
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Trevor 2024-04-30 16:53:25 +01:00 committed by GitHub
parent 40319ccf9d
commit 35e7fddc73
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1 changed files with 2 additions and 2 deletions
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4
src/device/usbd.h
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@ -221,8 +221,8 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_HEADER, U16_TO_U8S_LE(0x0120),\
/* CDC Call */\
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_CALL_MANAGEMENT, 0, (uint8_t)((_itfnum) + 1),\
/* CDC ACM: support line request */\
4, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT, 2,\
/* CDC ACM: support line request + send break */\
4, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT, 6,\
/* CDC Union */\
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_UNION, _itfnum, (uint8_t)((_itfnum) + 1),\
/* Endpoint Notification */\