qmk_firmware/tmk_core/protocol/chibios/usb_endpoints.h

// Copyright 2023 Stefan Kerkmann (@KarlK90)
// SPDX-License-Identifier: GPL-3.0-or-later

#pragma once

#include "usb_descriptor.h"

#if !defined(USB_DEFAULT_BUFFER_CAPACITY)
#    define USB_DEFAULT_BUFFER_CAPACITY 4
#endif

#if !defined(KEYBOARD_IN_CAPACITY)
#    define KEYBOARD_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif
#if !defined(SHARED_IN_CAPACITY)
#    define SHARED_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif
#if !defined(MOUSE_IN_CAPACITY)
#    define MOUSE_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(JOYSTICK_IN_CAPACITY)
#    define JOYSTICK_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(DIGITIZER_IN_CAPACITY)
#    define DIGITIZER_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(CONSOLE_IN_CAPACITY)
#    define CONSOLE_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(CONSOLE_OUT_CAPACITY)
#    define CONSOLE_OUT_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(RAW_IN_CAPACITY)
#    define RAW_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(RAW_OUT_CAPACITY)
#    define RAW_OUT_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(PLOVER_HID_IN_CAPACITY)
#    define PLOVER_HID_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(MIDI_STREAM_IN_CAPACITY)
#    define MIDI_STREAM_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(MIDI_STREAM_OUT_CAPACITY)
#    define MIDI_STREAM_OUT_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(CDC_IN_CAPACITY)
#    define CDC_IN_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#if !defined(CDC_OUT_CAPACITY)
#    define CDC_OUT_CAPACITY USB_DEFAULT_BUFFER_CAPACITY
#endif

#define CDC_SIGNALING_DUMMY_CAPACITY 1

typedef enum {
#if defined(SHARED_EP_ENABLE)
    USB_ENDPOINT_IN_SHARED,
#endif

#if !defined(KEYBOARD_SHARED_EP)
    USB_ENDPOINT_IN_KEYBOARD,
#endif

#if defined(MOUSE_ENABLE) && !defined(MOUSE_SHARED_EP)
    USB_ENDPOINT_IN_MOUSE,
#endif

#if defined(JOYSTICK_ENABLE) && !defined(JOYSTICK_SHARED_EP)
    USB_ENDPOINT_IN_JOYSTICK,
#endif

#if defined(DIGITIZER_ENABLE) && !defined(DIGITIZER_SHARED_EP)
    USB_ENDPOINT_IN_DIGITIZER,
#endif

#if defined(CONSOLE_ENABLE)
    USB_ENDPOINT_IN_CONSOLE,
#endif

#if defined(RAW_ENABLE)
    USB_ENDPOINT_IN_RAW,
#endif

#if defined(PLOVER_HID_ENABLE)
    USB_ENDPOINT_IN_PLOVER_HID,
#endif

#if defined(MIDI_ENABLE)
    USB_ENDPOINT_IN_MIDI,
#endif

#if defined(VIRTSER_ENABLE)
    USB_ENDPOINT_IN_CDC_DATA,
    USB_ENDPOINT_IN_CDC_SIGNALING,
#endif
    USB_ENDPOINT_IN_COUNT,
/* All non shared endpoints have to be consequtive numbers starting from 0, so
 * that they can be used as array indices. The shared endpoints all point to
 * the same endpoint so they have to be defined last to not reset the enum
 * counter. */
#if defined(SHARED_EP_ENABLE)
#    if defined(KEYBOARD_SHARED_EP)
    USB_ENDPOINT_IN_KEYBOARD = USB_ENDPOINT_IN_SHARED,
#    endif
#    if defined(MOUSE_SHARED_EP)
    USB_ENDPOINT_IN_MOUSE = USB_ENDPOINT_IN_SHARED,
#    endif
#    if defined(JOYSTICK_SHARED_EP)
    USB_ENDPOINT_IN_JOYSTICK = USB_ENDPOINT_IN_SHARED,
#    endif
#    if defined(DIGITIZER_SHARED_EP)
    USB_ENDPOINT_IN_DIGITIZER = USB_ENDPOINT_IN_SHARED,
#    endif
#endif
} usb_endpoint_in_lut_t;

#define IS_VALID_USB_ENDPOINT_IN_LUT(i) ((i) >= 0 && (i) < USB_ENDPOINT_IN_COUNT)

extern usb_endpoint_in_lut_t usb_endpoint_interface_lut[TOTAL_INTERFACES];

typedef enum {
#if defined(RAW_ENABLE)
    USB_ENDPOINT_OUT_RAW,
#endif

#if defined(MIDI_ENABLE)
    USB_ENDPOINT_OUT_MIDI,
#endif
#if defined(VIRTSER_ENABLE)
    USB_ENDPOINT_OUT_CDC_DATA,
#endif
    USB_ENDPOINT_OUT_COUNT,
} usb_endpoint_out_lut_t;