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path: root/src/class/cdc/cdc_device.c
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2026-07-07Add SuperSpeed descriptors to all bulk/interrupt class drivers and exampleshathach
Class drivers: skip and account the SS endpoint companion descriptor in every descriptor walk (hid, midi, midi2, ecm_rndis, printer, mtp, usbtmc), via a shared usbd_skip_ss_ep_companion() helper in usbd_pvt.h (cdc/ncm already handled; vendor/dfu naturally tolerant). usbtmc buffer grows to 1024 at SS to satisfy its packet-multiple assert. bth/audio/video are left FS/HS-only (ISO-centric; ISO is unsupported on the CH569 dcd). usbd.h: new SS template macros TUD_HID_SS_DESCRIPTOR(+INOUT), TUD_MIDI_SS_DESCRIPTOR (+ DESC_EP_SS part), TUD_MIDI2_DESC_ALT1_EP_SS, TUD_PRINTER_SS_DESCRIPTOR, TUD_MTP_SS_DESCRIPTOR, TUD_USBTMC_BULK_SS_DESCRIPTORS/INT_SS_DESCRIPTOR, with _SS_DESC_LEN counterparts (bulk endpoints hardcode 1024, companion after every EP). Examples: 17 bulk/interrupt examples gain the full SS descriptor set (EP0 512/64 clamp, SS device descriptor bcdUSB 3.20 mps0=2^9, SS config with companions, BOS caps, speed-switched callbacks): cdc_dual_ports, cdc_msc_freertos, dfu, dfu_runtime, dynamic_configuration, hid_boot_interface, hid_composite(+freertos), hid_generic_inout, hid_multiple_interface, midi_test(+freertos), midi2_device, msc_dual_lun, mtp, printer_to_cdc, usbtmc, webusb_serial. msc_dual_lun is un-skipped for CH569 using read-only flash disks (16KB RAM can't hold two 8KB RAM disks, same as ch32v10x/v20x boards). Validation: full example sweep green for hydrausb3_v1 (SPEED=super, 19 device ELFs) and raspberry_pi_pico; wTotalLength == sizeof() verified for every SS configuration array in the built ELFs; ceedling 65/65; pre-commit clean; code-size delta +0.0% on rp2040 (SS code folds out on non-SS builds). Co-Authored-By: Claude Fable 5 <[email protected]> Claude-Session: https://claude.ai/code/session_019MRGjBT2NBkCoWwyDT4LaE
2026-07-07Add core SuperSpeed device supporthathach
Groundwork for TinyUSB's first SuperSpeed port (WCH CH569): - TUSB_SPEED_SUPER, OPT_MODE_SUPER_SPEED, TUD_OPT_SUPER_SPEED and TUP_RHPORT_SUPERSPEED capability plumbing - Allow CFG_TUD_ENDPOINT0_SIZE 512 on SS builds; EP0 control transfers chunk at the runtime link speed (512 at SS, 64 on USB2 fallback) - Handle SET_SEL, SET_ISOCH_DELAY and U1/U2_ENABLE feature requests - Tolerate SS endpoint companion descriptors in usbd_open_edpt_pair, cdcd_open and mscd_open interface parsing - SS descriptor types/structs and template macros: endpoint companion, BOS USB2-extension + SuperSpeed capability, SS config and CDC/MSC/vendor SS variants (bulk fixed at 1024) - cdc_msc example: SS device/config/BOS descriptors, speed-aware sizes - Unit tests: SS endpoint validation, companion-tolerant endpoint pair open, SET_SEL, SET_ISOCH_DELAY All SS paths compile out when disabled: verified 0-byte code-size delta on stm32f407disco (MinSizeRel) vs master; 65/65 unit tests pass. Co-Authored-By: Claude Fable 5 <[email protected]>
2026-07-02license: use SPDX identifiers for src/ headers (#3749)Ha Thach
* license: use SPDX identifiers for src/ headers Replace the full ~20-line MIT license boilerplate on every src/ file with a two-line SPDX tag (SPDX-FileCopyrightText + SPDX-License-Identifier), following the REUSE convention used by CircuitPython and the Linux kernel. Removes ~3500 lines of duplicated boilerplate.
2026-03-12clean uphathach
2026-03-12refactor(cdc): remove runtime CDC driver configuration in favor of ↵hathach
compile-time macros for simplicity and reduced complexity
2026-03-12refactor(vendor/cdc): add CFG_TUD_CDC_RX_NEED_ZLP and CFG_TUD_VENDOR_RX_NEED_ZLPhathach
2026-03-12refactor(config): separate endpoint buffer sizes into RX and TX definitions ↵hathach
for clarity and flexibility
2026-03-11rename .rx_multiple_packet_transfer to .rx_need_zlphathach
2026-02-11fix rx transfer length when high speed capable device/host working at full speedHiFiPhile
Signed-off-by: HiFiPhile <[email protected]>
2025-12-12fix edpt stream write/read to endpoint not yet openedhathach
2025-12-10move hwid into edpt stream for consistent APIhathach
2025-12-10flatten cdc tx,rx streamhathach
2025-12-10change tu_fifo_clear()/tu_edpt_stream_clear() from return bool to voidhathach
2025-11-27change tud_vendor_rx_cb() behavior, buffer and bufsize only available when ↵hathach
CFG_TUD_VENDOR_RX_BUFSIZE = 0 update vendor device to omit ep buf when dedicated hwfifo is supported
2025-11-27omit cdc epnotify for dedicated hw fifohathach
2025-11-27add tud_cdc_n_notify_msg()hathach
2025-11-26change tu_fifo_buffer_info_t layouthathach
2025-11-22hil stress test cdchathach
2025-11-22implement wanted char for cdc device without ep_bufhathach
2025-11-22implement wanted char for cdc device without ep_bufhathach
2025-11-21edpt stream support xfer_fifo for device CFG_TUD_EDPT_DEDICATED_HWFIFOhathach
cdc device omit ep buffer when hwfifo is supported
2025-11-19Merge remote-tracking branch 'tinyusb/master' into ↵HiFiPhile
copilot/fix-dcd-edpt-xfer-issue Signed-off-by: HiFiPhile <[email protected]>
2025-11-13Apply suggestions from code reviewHa Thach
Co-authored-by: Copilot <[email protected]>
2025-11-13clear endpoint stream when open for cdc_host and midi_hosthathach
2025-11-12migrate cdc device to use edpt stream APIhathach
tu_edpt_stream_open() does not clear fifo, allow for persistent stream when disconnect/reconnect
2025-11-11Merge remote-tracking branch 'tinyusb/master' into ↵HiFiPhile
copilot/fix-dcd-edpt-xfer-issue Signed-off-by: HiFiPhile <[email protected]>
2025-11-07fix more alerts found by pvs-studiohathach
2025-10-31Merge remote-tracking branch 'tinyusb/master' into ↵HiFiPhile
copilot/fix-dcd-edpt-xfer-issue Signed-off-by: HiFiPhile <[email protected]>
2025-10-22Fix copilot issuesMengsk
Signed-off-by: Mengsk <[email protected]>
2025-10-22Add is_isr parameter to usbd_edpt_xfer and usbd_edpt_xfer_fifocopilot-swe-agent[bot]
- Added bool is_isr parameter to usbd_edpt_xfer() and usbd_edpt_xfer_fifo() wrapper functions - These are called by class drivers to queue USB transfers - Updated all callers to pass false by default (non-ISR context) - Updated audiod_rx_xfer_isr() and audiod_tx_xfer_isr() to pass true (ISR context) - All 21 unit tests pass Co-authored-by: HiFiPhile <[email protected]>
2025-10-16fix some warnings detected by pvs-studiohathach
2025-09-17Update weak callbacks to new syntaxHiFiPhile
Signed-off-by: HiFiPhile <[email protected]>
2025-07-03make notify API and memory configurable with CFG_TUD_CDC_NOTIFYhathach
add tud_cdc_n_notify_conn_speed_change() add tud_cdc_notify_complete_cb()
2025-07-02Merge branch 'master' into fork/HiFiPhile/dcd_notifhathach
2025-03-24device cdc: rename tud_cdc_configure_fifo/_t to tud_cdc_configure/_thathach
add tx_overwritabe_if_not_connected for cdc driver configure
2024-12-01Merge branch 'master' into dcd_notifHiFiPhile
Signed-off-by: HiFiPhile <[email protected]>
2024-11-22apply TUD_EPBUF_DEF for device: bth, dfu, hid, mschathach
2024-11-21make sure usb buffer occupies whole cache line when DCACHE is enabled for ↵hathach
msc,cdc,hid HIL enable device DMA for p4
2024-10-30Merge branch 'master' into dcd_notifHiFiPhile
Signed-off-by: HiFiPhile <[email protected]>
2024-07-19- add tud_cdc_n_ready() though not usedhathach
- usbd now change _usbd_dev.cfg_num before calling driver's open()
2024-07-19revert changes to usbds configuration_reset() (deal with it in separated PR)hathach
2024-07-19Check tud ready check for OUT xfer.HiFiPhile
2024-07-12- add tud_cdc_configure_fifo() to replace CFG_TUD_CDC_PERSISTENT_TX_BUFFhathach
- new line, and code format
2024-05-08Add option to make CDC TX buffer persistent.Andrew Leech
2024-04-26cdc: add uart status notification support.HiFiPhile
2024-04-26cdc_device : save rhport.HiFiPhile
2024-04-22fix print lu format warnings with clanghathach
2024-04-08add class driver deinithathach
2023-08-14UINT16_MAX stdint macro usagetswan-quasi
2023-08-14min on cdc r/wtswan-quasi