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refactor(mouse): Lots of mouse refactors.

Browse source 
* Dedicated mouse source directory.
* Split mouse HID into dedicated USB endpoint and HoG service.
* Enable composite USB device automatically, tweak the
  various default sizes.
This commit is contained in:
Peter Johanson 2024-03-24 18:30:08 +00:00
parent 4ea55c3d3c
commit 1974fe9d54
20 changed files with 652 additions and 331 deletions
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1
app/CMakeLists.txt
View file

@ -100,5 +100,6 @@ target_sources(app PRIVATE src/main.c)
add_subdirectory(src/display/)
add_subdirectory_ifdef(CONFIG_SETTINGS src/settings/)
add_subdirectory(src/mouse/)
zephyr_cc_option(-Wfatal-errors)

2
app/include/zmk/endpoints.h
View file

@ -72,6 +72,6 @@ int zmk_endpoints_send_report(uint16_t usage_page);
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
int zmk_endpoints_send_mouse_report();
#endif // IS_ENABLE(CONFIG_ZMK_MOUSE)
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
void zmk_endpoints_clear_current(void);

77
app/include/zmk/hid.h
View file

@ -10,9 +10,6 @@
#include <zephyr/usb/class/usb_hid.h>
#include <zmk/keys.h>
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
#include <zmk/mouse.h>
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
#include <dt-bindings/zmk/hid_usage.h>
#include <dt-bindings/zmk/hid_usage_pages.h>
@ -23,8 +20,6 @@
#define ZMK_HID_KEYBOARD_NKRO_MAX_USAGE HID_USAGE_KEY_KEYPAD_EQUAL
#endif
#define ZMK_HID_MOUSE_NUM_BUTTONS 0x05
// See https://www.usb.org/sites/default/files/hid1_11.pdf section 6.2.2.4 Main Items
#define ZMK_HID_MAIN_VAL_DATA (0x00 << 0)
@ -57,7 +52,6 @@
#define ZMK_HID_REPORT_ID_KEYBOARD 0x01
#define ZMK_HID_REPORT_ID_LEDS 0x01
#define ZMK_HID_REPORT_ID_CONSUMER 0x02
#define ZMK_HID_REPORT_ID_MOUSE 0x03
// Needed until Zephyr offers a 2 byte usage macro
#define HID_USAGE16(idx) \
@ -147,45 +141,6 @@ static const uint8_t zmk_hid_report_desc[] = {
HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_ARRAY | ZMK_HID_MAIN_VAL_ABS),
HID_END_COLLECTION,
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
HID_USAGE_PAGE(HID_USAGE_GD),
HID_USAGE(HID_USAGE_GD_MOUSE),
HID_COLLECTION(HID_COLLECTION_APPLICATION),
HID_REPORT_ID(ZMK_HID_REPORT_ID_MOUSE),
HID_USAGE(HID_USAGE_GD_POINTER),
HID_COLLECTION(HID_COLLECTION_PHYSICAL),
HID_USAGE_PAGE(HID_USAGE_BUTTON),
HID_USAGE_MIN8(0x1),
HID_USAGE_MAX8(ZMK_HID_MOUSE_NUM_BUTTONS),
HID_LOGICAL_MIN8(0x00),
HID_LOGICAL_MAX8(0x01),
HID_REPORT_SIZE(0x01),
HID_REPORT_COUNT(0x5),
HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_ABS),
// Constant padding for the last 3 bits.
HID_REPORT_SIZE(0x03),
HID_REPORT_COUNT(0x01),
HID_INPUT(ZMK_HID_MAIN_VAL_CONST | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_ABS),
// Some OSes ignore pointer devices without X/Y data.
HID_USAGE_PAGE(HID_USAGE_GEN_DESKTOP),
HID_USAGE(HID_USAGE_GD_X),
HID_USAGE(HID_USAGE_GD_Y),
HID_USAGE(HID_USAGE_GD_WHEEL),
HID_LOGICAL_MIN16(0xFF, -0x7F),
HID_LOGICAL_MAX16(0xFF, 0x7F),
HID_REPORT_SIZE(0x10),
HID_REPORT_COUNT(0x03),
HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_REL),
HID_USAGE_PAGE(HID_USAGE_CONSUMER),
HID_USAGE16(HID_USAGE_CONSUMER_AC_PAN),
HID_LOGICAL_MIN16(0xFF, -0x7F),
HID_LOGICAL_MAX16(0xFF, 0x7F),
HID_REPORT_SIZE(0x08),
HID_REPORT_COUNT(0x01),
HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_REL),
HID_END_COLLECTION,
HID_END_COLLECTION,
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
};
#if IS_ENABLED(CONFIG_ZMK_USB_BOOT)
@ -248,22 +203,6 @@ struct zmk_hid_consumer_report {
struct zmk_hid_consumer_report_body body;
} __packed;
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
struct zmk_hid_mouse_report_body {
zmk_mouse_button_flags_t buttons;
int16_t d_x;
int16_t d_y;
int16_t d_scroll_y;
int16_t d_scroll_x;
} __packed;
struct zmk_hid_mouse_report {
uint8_t report_id;
struct zmk_hid_mouse_report_body body;
} __packed;
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
zmk_mod_flags_t zmk_hid_get_explicit_mods(void);
int zmk_hid_register_mod(zmk_mod_t modifier);
int zmk_hid_unregister_mod(zmk_mod_t modifier);
@ -290,25 +229,9 @@ int zmk_hid_press(uint32_t usage);
int zmk_hid_release(uint32_t usage);
bool zmk_hid_is_pressed(uint32_t usage);
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
int zmk_hid_mouse_button_press(zmk_mouse_button_t button);
int zmk_hid_mouse_button_release(zmk_mouse_button_t button);
int zmk_hid_mouse_buttons_press(zmk_mouse_button_flags_t buttons);
int zmk_hid_mouse_buttons_release(zmk_mouse_button_flags_t buttons);
void zmk_hid_mouse_movement_set(int16_t x, int16_t y);
void zmk_hid_mouse_scroll_set(int8_t x, int8_t y);
void zmk_hid_mouse_movement_update(int16_t x, int16_t y);
void zmk_hid_mouse_scroll_update(int8_t x, int8_t y);
void zmk_hid_mouse_clear(void);
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
struct zmk_hid_keyboard_report *zmk_hid_get_keyboard_report(void);
struct zmk_hid_consumer_report *zmk_hid_get_consumer_report(void);
#if IS_ENABLED(CONFIG_ZMK_USB_BOOT)
zmk_hid_boot_report_t *zmk_hid_get_boot_report();
#endif
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
struct zmk_hid_mouse_report *zmk_hid_get_mouse_report();
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)

4
app/include/zmk/hog.h
View file

@ -11,7 +11,3 @@
int zmk_hog_send_keyboard_report(struct zmk_hid_keyboard_report_body *body);
int zmk_hog_send_consumer_report(struct zmk_hid_consumer_report_body *body);
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
int zmk_hog_send_mouse_report(struct zmk_hid_mouse_report_body *body);
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)

84
app/include/zmk/mouse/hid.h Normal file
View file

@ -0,0 +1,84 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <zephyr/usb/usb_device.h>
#include <zephyr/usb/class/usb_hid.h>
#include <zmk/keys.h>
#include <zmk/hid.h>
#include <zmk/mouse/types.h>
#include <dt-bindings/zmk/hid_usage.h>
#include <dt-bindings/zmk/hid_usage_pages.h>
#define ZMK_MOUSE_HID_NUM_BUTTONS 0x05
#define ZMK_MOUSE_HID_REPORT_ID_MOUSE 0x01
static const uint8_t zmk_mouse_hid_report_desc[] = {
HID_USAGE_PAGE(HID_USAGE_GD),
HID_USAGE(HID_USAGE_GD_MOUSE),
HID_COLLECTION(HID_COLLECTION_APPLICATION),
HID_REPORT_ID(ZMK_MOUSE_HID_REPORT_ID_MOUSE),
HID_USAGE(HID_USAGE_GD_POINTER),
HID_COLLECTION(HID_COLLECTION_PHYSICAL),
HID_USAGE_PAGE(HID_USAGE_BUTTON),
HID_USAGE_MIN8(0x1),
HID_USAGE_MAX8(ZMK_MOUSE_HID_NUM_BUTTONS),
HID_LOGICAL_MIN8(0x00),
HID_LOGICAL_MAX8(0x01),
HID_REPORT_SIZE(0x01),
HID_REPORT_COUNT(0x5),
HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_ABS),
// Constant padding for the last 3 bits.
HID_REPORT_SIZE(0x03),
HID_REPORT_COUNT(0x01),
HID_INPUT(ZMK_HID_MAIN_VAL_CONST | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_ABS),
// Some OSes ignore pointer devices without X/Y data.
HID_USAGE_PAGE(HID_USAGE_GEN_DESKTOP),
HID_USAGE(HID_USAGE_GD_X),
HID_USAGE(HID_USAGE_GD_Y),
HID_USAGE(HID_USAGE_GD_WHEEL),
HID_LOGICAL_MIN16(0xFF, -0x7F),
HID_LOGICAL_MAX16(0xFF, 0x7F),
HID_REPORT_SIZE(0x10),
HID_REPORT_COUNT(0x03),
HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_REL),
HID_USAGE_PAGE(HID_USAGE_CONSUMER),
HID_USAGE16(HID_USAGE_CONSUMER_AC_PAN),
HID_REPORT_COUNT(0x01),
HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_REL),
HID_END_COLLECTION,
HID_END_COLLECTION,
};
struct zmk_hid_mouse_report_body {
zmk_mouse_button_flags_t buttons;
int16_t d_x;
int16_t d_y;
int16_t d_scroll_y;
int16_t d_scroll_x;
} __packed;
struct zmk_hid_mouse_report {
uint8_t report_id;
struct zmk_hid_mouse_report_body body;
} __packed;
int zmk_hid_mouse_button_press(zmk_mouse_button_t button);
int zmk_hid_mouse_button_release(zmk_mouse_button_t button);
int zmk_hid_mouse_buttons_press(zmk_mouse_button_flags_t buttons);
int zmk_hid_mouse_buttons_release(zmk_mouse_button_flags_t buttons);
void zmk_hid_mouse_movement_set(int16_t x, int16_t y);
void zmk_hid_mouse_scroll_set(int8_t x, int8_t y);
void zmk_hid_mouse_movement_update(int16_t x, int16_t y);
void zmk_hid_mouse_scroll_update(int8_t x, int8_t y);
void zmk_hid_mouse_clear(void);
struct zmk_hid_mouse_report *zmk_mouse_hid_get_mouse_report();

13
app/include/zmk/mouse/hog.h Normal file
View file

@ -0,0 +1,13 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <zmk/mouse/hid.h>
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
int zmk_mouse_hog_send_mouse_report(struct zmk_hid_mouse_report_body *body);
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)

0
app/include/zmk/mouse.h → app/include/zmk/mouse/types.h
View file

13
app/include/zmk/mouse/usb_hid.h Normal file
View file

@ -0,0 +1,13 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <stdint.h>
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
int zmk_mouse_usb_hid_send_mouse_report(void);
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)

4
app/src/behaviors/behavior_mouse_key_press.c
View file

@ -11,7 +11,7 @@
#include <zephyr/logging/log.h>
#include <zmk/behavior.h>
#include <zmk/hid.h>
#include <zmk/mouse/hid.h>
#include <zephyr/input/input.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
@ -22,7 +22,7 @@ LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
static int behavior_mouse_key_press_init(const struct device *dev) { return 0; };
static void process_key_state(const struct device *dev, int32_t val, bool pressed) {
for (int i = 0; i < ZMK_HID_MOUSE_NUM_BUTTONS; i++) {
for (int i = 0; i < ZMK_MOUSE_HID_NUM_BUTTONS; i++) {
if (val & BIT(i)) {
WRITE_BIT(val, i, 0);
input_report_key(dev, INPUT_BTN_0 + i, pressed ? 1 : 0, val == 0, K_FOREVER);

9
app/src/endpoints.c
View file

@ -15,6 +15,9 @@
#include <dt-bindings/zmk/hid_usage_pages.h>
#include <zmk/usb_hid.h>
#include <zmk/hog.h>
#include <zmk/mouse/hid.h>
#include <zmk/mouse/hog.h>
#include <zmk/mouse/usb_hid.h>
#include <zmk/event_manager.h>
#include <zmk/events/ble_active_profile_changed.h>
#include <zmk/events/usb_conn_state_changed.h>
@ -208,7 +211,7 @@ int zmk_endpoints_send_mouse_report() {
switch (current_instance.transport) {
case ZMK_TRANSPORT_USB: {
#if IS_ENABLED(CONFIG_ZMK_USB)
int err = zmk_usb_hid_send_mouse_report();
int err = zmk_mouse_usb_hid_send_mouse_report();
if (err) {
LOG_ERR("FAILED TO SEND OVER USB: %d", err);
}
@ -221,8 +224,8 @@ int zmk_endpoints_send_mouse_report() {
case ZMK_TRANSPORT_BLE: {
#if IS_ENABLED(CONFIG_ZMK_BLE)
struct zmk_hid_mouse_report *mouse_report = zmk_hid_get_mouse_report();
int err = zmk_hog_send_mouse_report(&mouse_report->body);
struct zmk_hid_mouse_report *mouse_report = zmk_mouse_hid_get_mouse_report();
int err = zmk_mouse_hog_send_mouse_report(&mouse_report->body);
if (err) {
LOG_ERR("FAILED TO SEND OVER HOG: %d", err);
}

111
app/src/hid.c
View file

@ -25,14 +25,6 @@ static uint8_t keys_held = 0;
#endif /* IS_ENABLED(CONFIG_ZMK_USB_BOOT) */
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
static struct zmk_hid_mouse_report mouse_report = {
.report_id = ZMK_HID_REPORT_ID_MOUSE,
.body = {.buttons = 0, .d_x = 0, .d_y = 0, .d_scroll_y = 0}};
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
// Keep track of how often a modifier was pressed.
// Only release the modifier if the count is 0.
static int explicit_modifier_counts[8] = {0, 0, 0, 0, 0, 0, 0, 0};
@ -370,101 +362,6 @@ bool zmk_hid_is_pressed(uint32_t usage) {
return false;
}
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
// Keep track of how often a button was pressed.
// Only release the button if the count is 0.
static int explicit_button_counts[5] = {0, 0, 0, 0, 0};
static zmk_mod_flags_t explicit_buttons = 0;
#define SET_MOUSE_BUTTONS(btns) \
{ \
mouse_report.body.buttons = btns; \
LOG_DBG("Mouse buttons set to 0x%02X", mouse_report.body.buttons); \
}
int zmk_hid_mouse_button_press(zmk_mouse_button_t button) {
if (button >= ZMK_HID_MOUSE_NUM_BUTTONS) {
return -EINVAL;
}
explicit_button_counts[button]++;
LOG_DBG("Button %d count %d", button, explicit_button_counts[button]);
WRITE_BIT(explicit_buttons, button, true);
SET_MOUSE_BUTTONS(explicit_buttons);
return 0;
}
int zmk_hid_mouse_button_release(zmk_mouse_button_t button) {
if (button >= ZMK_HID_MOUSE_NUM_BUTTONS) {
return -EINVAL;
}
if (explicit_button_counts[button] <= 0) {
LOG_ERR("Tried to release button %d too often", button);
return -EINVAL;
}
explicit_button_counts[button]--;
LOG_DBG("Button %d count: %d", button, explicit_button_counts[button]);
if (explicit_button_counts[button] == 0) {
LOG_DBG("Button %d released", button);
WRITE_BIT(explicit_buttons, button, false);
}
SET_MOUSE_BUTTONS(explicit_buttons);
return 0;
}
int zmk_hid_mouse_buttons_press(zmk_mouse_button_flags_t buttons) {
for (zmk_mouse_button_t i = 0; i < ZMK_HID_MOUSE_NUM_BUTTONS; i++) {
if (buttons & BIT(i)) {
zmk_hid_mouse_button_press(i);
}
}
return 0;
}
int zmk_hid_mouse_buttons_release(zmk_mouse_button_flags_t buttons) {
for (zmk_mouse_button_t i = 0; i < ZMK_HID_MOUSE_NUM_BUTTONS; i++) {
if (buttons & BIT(i)) {
zmk_hid_mouse_button_release(i);
}
}
return 0;
}
void zmk_hid_mouse_movement_set(int16_t x, int16_t y) {
mouse_report.body.d_x = x;
mouse_report.body.d_y = y;
LOG_DBG("Mouse movement set to %d/%d", mouse_report.body.d_x, mouse_report.body.d_y);
}
void zmk_hid_mouse_movement_update(int16_t x, int16_t y) {
mouse_report.body.d_x += x;
mouse_report.body.d_y += y;
LOG_DBG("Mouse movement updated to %d/%d", mouse_report.body.d_x, mouse_report.body.d_y);
}
void zmk_hid_mouse_scroll_set(int8_t x, int8_t y) {
mouse_report.body.d_scroll_x = x;
mouse_report.body.d_scroll_y = y;
LOG_DBG("Mouse scroll set to %d/%d", mouse_report.body.d_scroll_x,
mouse_report.body.d_scroll_y);
}
void zmk_hid_mouse_scroll_update(int8_t x, int8_t y) {
mouse_report.body.d_scroll_x += x;
mouse_report.body.d_scroll_y += y;
LOG_DBG("Mouse scroll updated to X: %d/%d", mouse_report.body.d_scroll_x,
mouse_report.body.d_scroll_y);
}
void zmk_hid_mouse_clear(void) {
LOG_DBG("Mouse report cleared");
memset(&mouse_report.body, 0, sizeof(mouse_report.body));
}
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
struct zmk_hid_keyboard_report *zmk_hid_get_keyboard_report(void) {
return &keyboard_report;
}
@ -472,11 +369,3 @@ struct zmk_hid_keyboard_report *zmk_hid_get_keyboard_report(void) {
struct zmk_hid_consumer_report *zmk_hid_get_consumer_report(void) {
return &consumer_report;
}
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
struct zmk_hid_mouse_report *zmk_hid_get_mouse_report(void) {
return &mouse_report;
}
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)

84
app/src/hog.c
View file

@ -69,15 +69,6 @@ static struct hids_report consumer_input = {
.type = HIDS_INPUT,
};
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
static struct hids_report mouse_input = {
.id = ZMK_HID_REPORT_ID_MOUSE,
.type = HIDS_INPUT,
};
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
static bool host_requests_notification = false;
static uint8_t ctrl_point;
// static uint8_t proto_mode;
@ -143,15 +134,6 @@ static ssize_t read_hids_consumer_input_report(struct bt_conn *conn,
sizeof(struct zmk_hid_consumer_report_body));
}
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
static ssize_t read_hids_mouse_input_report(struct bt_conn *conn, const struct bt_gatt_attr *attr,
void *buf, uint16_t len, uint16_t offset) {
struct zmk_hid_mouse_report_body *report_body = &zmk_hid_get_mouse_report()->body;
return bt_gatt_attr_read(conn, attr, buf, len, offset, report_body,
sizeof(struct zmk_hid_mouse_report_body));
}
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
// static ssize_t write_proto_mode(struct bt_conn *conn,
// const struct bt_gatt_attr *attr,
// const void *buf, uint16_t len, uint16_t offset,
@ -200,14 +182,6 @@ BT_GATT_SERVICE_DEFINE(
BT_GATT_DESCRIPTOR(BT_UUID_HIDS_REPORT_REF, BT_GATT_PERM_READ_ENCRYPT, read_hids_report_ref,
NULL, &consumer_input),
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_REPORT, BT_GATT_CHRC_READ | BT_GATT_CHRC_NOTIFY,
BT_GATT_PERM_READ_ENCRYPT, read_hids_mouse_input_report, NULL, NULL),
BT_GATT_CCC(input_ccc_changed, BT_GATT_PERM_READ_ENCRYPT | BT_GATT_PERM_WRITE_ENCRYPT),
BT_GATT_DESCRIPTOR(BT_UUID_HIDS_REPORT_REF, BT_GATT_PERM_READ_ENCRYPT, read_hids_report_ref,
NULL, &mouse_input),
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
#if IS_ENABLED(CONFIG_ZMK_HID_INDICATORS)
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_REPORT,
BT_GATT_CHRC_READ | BT_GATT_CHRC_WRITE | BT_GATT_CHRC_WRITE_WITHOUT_RESP,
@ -220,7 +194,7 @@ BT_GATT_SERVICE_DEFINE(
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_CTRL_POINT, BT_GATT_CHRC_WRITE_WITHOUT_RESP,
BT_GATT_PERM_WRITE, NULL, write_ctrl_point, &ctrl_point));
struct bt_conn *destination_connection(void) {
static struct bt_conn *destination_connection(void) {
struct bt_conn *conn;
bt_addr_le_t *addr = zmk_ble_active_profile_addr();
LOG_DBG("Address pointer %p", addr);
@ -237,7 +211,7 @@ struct bt_conn *destination_connection(void) {
K_THREAD_STACK_DEFINE(hog_q_stack, CONFIG_ZMK_BLE_THREAD_STACK_SIZE);
struct k_work_q hog_work_q;
static struct k_work_q hog_work_q;
K_MSGQ_DEFINE(zmk_hog_keyboard_msgq, sizeof(struct zmk_hid_keyboard_report_body),
CONFIG_ZMK_BLE_KEYBOARD_REPORT_QUEUE_SIZE, 4);
@ -343,60 +317,6 @@ int zmk_hog_send_consumer_report(struct zmk_hid_consumer_report_body *report) {
return 0;
};
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
K_MSGQ_DEFINE(zmk_hog_mouse_msgq, sizeof(struct zmk_hid_mouse_report_body),
CONFIG_ZMK_BLE_MOUSE_REPORT_QUEUE_SIZE, 4);
void send_mouse_report_callback(struct k_work *work) {
struct zmk_hid_mouse_report_body report;
while (k_msgq_get(&zmk_hog_mouse_msgq, &report, K_NO_WAIT) == 0) {
struct bt_conn *conn = destination_connection();
if (conn == NULL) {
return;
}
struct bt_gatt_notify_params notify_params = {
.attr = &hog_svc.attrs[13],
.data = &report,
.len = sizeof(report),
};
int err = bt_gatt_notify_cb(conn, &notify_params);
if (err == -EPERM) {
bt_conn_set_security(conn, BT_SECURITY_L2);
} else if (err) {
LOG_DBG("Error notifying %d", err);
}
bt_conn_unref(conn);
}
};
K_WORK_DEFINE(hog_mouse_work, send_mouse_report_callback);
int zmk_hog_send_mouse_report(struct zmk_hid_mouse_report_body *report) {
int err = k_msgq_put(&zmk_hog_mouse_msgq, report, K_MSEC(100));
if (err) {
switch (err) {
case -EAGAIN: {
LOG_WRN("Consumer message queue full, popping first message and queueing again");
struct zmk_hid_mouse_report_body discarded_report;
k_msgq_get(&zmk_hog_mouse_msgq, &discarded_report, K_NO_WAIT);
return zmk_hog_send_mouse_report(report);
}
default:
LOG_WRN("Failed to queue mouse report to send (%d)", err);
return err;
}
}
k_work_submit_to_queue(&hog_work_q, &hog_mouse_work);
return 0;
};
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
static int zmk_hog_init(void) {
static const struct k_work_queue_config queue_config = {.name = "HID Over GATT Send Work"};
k_work_queue_start(&hog_work_q, hog_q_stack, K_THREAD_STACK_SIZEOF(hog_q_stack),

4
app/src/main.c
View file

@ -17,10 +17,6 @@ LOG_MODULE_REGISTER(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/display.h>
#include <drivers/ext_power.h>
#ifdef CONFIG_ZMK_MOUSE
#include <zmk/mouse.h>
#endif /* CONFIG_ZMK_MOUSE */
int main(void) {
LOG_INF("Welcome to ZMK!\n");

6
app/src/mouse/CMakeLists.txt Normal file
View file

@ -0,0 +1,6 @@
if(CONFIG_ZMK_MOUSE)
target_sources(app PRIVATE hid.c)
target_sources_ifdef(CONFIG_ZMK_USB app PRIVATE usb_hid.c)
target_sources_ifdef(CONFIG_ZMK_BLE app PRIVATE hog.c)
endif()

13
app/src/mouse/Kconfig
View file

@ -1,8 +1,19 @@
# Copyright (c) 2023 The ZMK Contributors
# SPDX-License-Identifier: MIT
config ZMK_MOUSE
menuconfig ZMK_MOUSE
bool "Mouse Emulation"
select INPUT
select INPUT_THREAD_PRIORITY_OVERRIDE
select USB_COMPOSITE_DEVICE if ZMK_USB
if ZMK_MOUSE
if ZMK_USB
config USB_HID_DEVICE_COUNT
default 2
endif
endif # ZMK_MOUSE

109
app/src/mouse/hid.c Normal file
View file

@ -0,0 +1,109 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#include <zephyr/logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zmk/mouse/hid.h>
static struct zmk_hid_mouse_report mouse_report = {
.report_id = ZMK_MOUSE_HID_REPORT_ID_MOUSE,
.body = {.buttons = 0, .d_x = 0, .d_y = 0, .d_scroll_y = 0}};
// Keep track of how often a button was pressed.
// Only release the button if the count is 0.
static int explicit_button_counts[5] = {0, 0, 0, 0, 0};
static zmk_mod_flags_t explicit_buttons = 0;
#define SET_MOUSE_BUTTONS(btns) \
{ \
mouse_report.body.buttons = btns; \
LOG_DBG("Mouse buttons set to 0x%02X", mouse_report.body.buttons); \
}
int zmk_hid_mouse_button_press(zmk_mouse_button_t button) {
if (button >= ZMK_MOUSE_HID_NUM_BUTTONS) {
return -EINVAL;
}
explicit_button_counts[button]++;
LOG_DBG("Button %d count %d", button, explicit_button_counts[button]);
WRITE_BIT(explicit_buttons, button, true);
SET_MOUSE_BUTTONS(explicit_buttons);
return 0;
}
int zmk_hid_mouse_button_release(zmk_mouse_button_t button) {
if (button >= ZMK_MOUSE_HID_NUM_BUTTONS) {
return -EINVAL;
}
if (explicit_button_counts[button] <= 0) {
LOG_ERR("Tried to release button %d too often", button);
return -EINVAL;
}
explicit_button_counts[button]--;
LOG_DBG("Button %d count: %d", button, explicit_button_counts[button]);
if (explicit_button_counts[button] == 0) {
LOG_DBG("Button %d released", button);
WRITE_BIT(explicit_buttons, button, false);
}
SET_MOUSE_BUTTONS(explicit_buttons);
return 0;
}
int zmk_hid_mouse_buttons_press(zmk_mouse_button_flags_t buttons) {
for (zmk_mouse_button_t i = 0; i < ZMK_MOUSE_HID_NUM_BUTTONS; i++) {
if (buttons & BIT(i)) {
zmk_hid_mouse_button_press(i);
}
}
return 0;
}
int zmk_hid_mouse_buttons_release(zmk_mouse_button_flags_t buttons) {
for (zmk_mouse_button_t i = 0; i < ZMK_MOUSE_HID_NUM_BUTTONS; i++) {
if (buttons & BIT(i)) {
zmk_hid_mouse_button_release(i);
}
}
return 0;
}
void zmk_hid_mouse_movement_set(int16_t x, int16_t y) {
mouse_report.body.d_x = x;
mouse_report.body.d_y = y;
LOG_DBG("Mouse movement set to %d/%d", mouse_report.body.d_x, mouse_report.body.d_y);
}
void zmk_hid_mouse_movement_update(int16_t x, int16_t y) {
mouse_report.body.d_x += x;
mouse_report.body.d_y += y;
LOG_DBG("Mouse movement updated to %d/%d", mouse_report.body.d_x, mouse_report.body.d_y);
}
void zmk_hid_mouse_scroll_set(int8_t x, int8_t y) {
mouse_report.body.d_scroll_x = x;
mouse_report.body.d_scroll_y = y;
LOG_DBG("Mouse scroll set to %d/%d", mouse_report.body.d_scroll_x,
mouse_report.body.d_scroll_y);
}
void zmk_hid_mouse_scroll_update(int8_t x, int8_t y) {
mouse_report.body.d_scroll_x += x;
mouse_report.body.d_scroll_y += y;
LOG_DBG("Mouse scroll updated to X: %d/%d", mouse_report.body.d_scroll_x,
mouse_report.body.d_scroll_y);
}
void zmk_hid_mouse_clear(void) {
LOG_DBG("Mouse report cleared");
memset(&mouse_report.body, 0, sizeof(mouse_report.body));
}
struct zmk_hid_mouse_report *zmk_mouse_hid_get_mouse_report(void) {
return &mouse_report;
}

200
app/src/mouse/hog.c Normal file
View file

@ -0,0 +1,200 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#include <zephyr/settings/settings.h>
#include <zephyr/init.h>
#include <zephyr/logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zephyr/bluetooth/bluetooth.h>
#include <zephyr/bluetooth/gatt.h>
#include <zmk/ble.h>
#include <zmk/endpoints_types.h>
#include <zmk/mouse/hog.h>
#include <zmk/mouse/hid.h>
enum {
HIDS_REMOTE_WAKE = BIT(0),
HIDS_NORMALLY_CONNECTABLE = BIT(1),
};
struct hids_info {
uint16_t version; /* version number of base USB HID Specification */
uint8_t code; /* country HID Device hardware is localized for. */
uint8_t flags;
} __packed;
struct hids_report {
uint8_t id; /* report id */
uint8_t type; /* report type */
} __packed;
static struct hids_info info = {
.version = 0x1101,
.code = 0x00,
.flags = HIDS_NORMALLY_CONNECTABLE | HIDS_REMOTE_WAKE,
};
enum {
HIDS_INPUT = 0x01,
HIDS_OUTPUT = 0x02,
HIDS_FEATURE = 0x03,
};
static struct hids_report mouse_input = {
.id = ZMK_MOUSE_HID_REPORT_ID_MOUSE,
.type = HIDS_INPUT,
};
static bool host_requests_notification = false;
static uint8_t ctrl_point;
static ssize_t read_hids_info(struct bt_conn *conn, const struct bt_gatt_attr *attr, void *buf,
uint16_t len, uint16_t offset) {
return bt_gatt_attr_read(conn, attr, buf, len, offset, attr->user_data,
sizeof(struct hids_info));
}
static ssize_t read_hids_report_ref(struct bt_conn *conn, const struct bt_gatt_attr *attr,
void *buf, uint16_t len, uint16_t offset) {
return bt_gatt_attr_read(conn, attr, buf, len, offset, attr->user_data,
sizeof(struct hids_report));
}
static ssize_t read_hids_report_map(struct bt_conn *conn, const struct bt_gatt_attr *attr,
void *buf, uint16_t len, uint16_t offset) {
return bt_gatt_attr_read(conn, attr, buf, len, offset, zmk_mouse_hid_report_desc,
sizeof(zmk_mouse_hid_report_desc));
}
static ssize_t read_hids_mouse_input_report(struct bt_conn *conn, const struct bt_gatt_attr *attr,
void *buf, uint16_t len, uint16_t offset) {
struct zmk_hid_mouse_report_body *report_body = &zmk_mouse_hid_get_mouse_report()->body;
return bt_gatt_attr_read(conn, attr, buf, len, offset, report_body,
sizeof(struct zmk_hid_mouse_report_body));
}
static void input_ccc_changed(const struct bt_gatt_attr *attr, uint16_t value) {
LOG_DBG("Input CC changed for %d", attr->handle);
host_requests_notification = (value == BT_GATT_CCC_NOTIFY) ? 1 : 0;
}
static ssize_t write_ctrl_point(struct bt_conn *conn, const struct bt_gatt_attr *attr,
const void *buf, uint16_t len, uint16_t offset, uint8_t flags) {
uint8_t *value = attr->user_data;
if (offset + len > sizeof(ctrl_point)) {
return BT_GATT_ERR(BT_ATT_ERR_INVALID_OFFSET);
}
memcpy(value + offset, buf, len);
return len;
}
/* HID Service Declaration */
BT_GATT_SERVICE_DEFINE(
mouse_hog_svc, BT_GATT_PRIMARY_SERVICE(BT_UUID_HIDS),
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_REPORT_MAP, BT_GATT_CHRC_READ, BT_GATT_PERM_READ_ENCRYPT,
read_hids_report_map, NULL, NULL),
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_REPORT, BT_GATT_CHRC_READ | BT_GATT_CHRC_NOTIFY,
BT_GATT_PERM_READ_ENCRYPT, read_hids_mouse_input_report, NULL, NULL),
BT_GATT_CCC(input_ccc_changed, BT_GATT_PERM_READ_ENCRYPT | BT_GATT_PERM_WRITE_ENCRYPT),
BT_GATT_DESCRIPTOR(BT_UUID_HIDS_REPORT_REF, BT_GATT_PERM_READ_ENCRYPT, read_hids_report_ref,
NULL, &mouse_input),
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_INFO, BT_GATT_CHRC_READ, BT_GATT_PERM_READ, read_hids_info,
NULL, &info),
BT_GATT_CHARACTERISTIC(BT_UUID_HIDS_CTRL_POINT, BT_GATT_CHRC_WRITE_WITHOUT_RESP,
BT_GATT_PERM_WRITE, NULL, write_ctrl_point, &ctrl_point));
static struct bt_conn *destination_connection(void) {
struct bt_conn *conn;
bt_addr_le_t *addr = zmk_ble_active_profile_addr();
if (!bt_addr_le_cmp(addr, BT_ADDR_LE_ANY)) {
LOG_WRN("Not sending, no active address for current profile");
return NULL;
} else if ((conn = bt_conn_lookup_addr_le(BT_ID_DEFAULT, addr)) == NULL) {
LOG_WRN("Not sending, not connected to active profile");
return NULL;
}
return conn;
}
K_THREAD_STACK_DEFINE(mouse_hog_q_stack, CONFIG_ZMK_BLE_THREAD_STACK_SIZE);
static struct k_work_q mouse_hog_work_q;
K_MSGQ_DEFINE(zmk_hog_mouse_msgq, sizeof(struct zmk_hid_mouse_report_body),
CONFIG_ZMK_BLE_MOUSE_REPORT_QUEUE_SIZE, 4);
void send_mouse_report_callback(struct k_work *work) {
struct zmk_hid_mouse_report_body report;
while (k_msgq_get(&zmk_hog_mouse_msgq, &report, K_NO_WAIT) == 0) {
struct bt_conn *conn = destination_connection();
if (conn == NULL) {
return;
}
struct bt_gatt_notify_params notify_params = {
.attr = &mouse_hog_svc.attrs[3],
.data = &report,
.len = sizeof(report),
};
int err = bt_gatt_notify_cb(conn, &notify_params);
if (err == -EPERM) {
bt_conn_set_security(conn, BT_SECURITY_L2);
} else if (err) {
LOG_DBG("Error notifying %d", err);
}
bt_conn_unref(conn);
}
};
K_WORK_DEFINE(hog_mouse_work, send_mouse_report_callback);
int zmk_mouse_hog_send_mouse_report(struct zmk_hid_mouse_report_body *report) {
int err = k_msgq_put(&zmk_hog_mouse_msgq, report, K_MSEC(100));
if (err) {
switch (err) {
case -EAGAIN: {
LOG_WRN("Consumer message queue full, popping first message and queueing again");
struct zmk_hid_mouse_report_body discarded_report;
k_msgq_get(&zmk_hog_mouse_msgq, &discarded_report, K_NO_WAIT);
return zmk_mouse_hog_send_mouse_report(report);
}
default:
LOG_WRN("Failed to queue mouse report to send (%d)", err);
return err;
}
}
k_work_submit_to_queue(&mouse_hog_work_q, &hog_mouse_work);
return 0;
};
static int zmk_mouse_hog_init(void) {
static const struct k_work_queue_config queue_config = {.name =
"Mouse HID Over GATT Send Work"};
k_work_queue_start(&mouse_hog_work_q, mouse_hog_q_stack,
K_THREAD_STACK_SIZEOF(mouse_hog_q_stack), CONFIG_ZMK_BLE_THREAD_PRIORITY,
&queue_config);
return 0;
}
SYS_INIT(zmk_mouse_hog_init, APPLICATION, CONFIG_ZMK_BLE_INIT_PRIORITY);

80
app/src/mouse/input_listener.c
View file

@ -9,11 +9,15 @@
#include <zephyr/device.h>
#include <zephyr/kernel.h>
#include <zephyr/input/input.h>
#include <zephyr/logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <zephyr/dt-bindings/input/input-event-codes.h>
#include <zmk/mouse.h>
#include <zmk/endpoints.h>
#include <zmk/hid.h>
#include <zmk/mouse/types.h>
#include <zmk/mouse/hid.h>
#define ONE_IF_DEV_OK(n) \
COND_CODE_1(DT_NODE_HAS_STATUS(DT_INST_PHANDLE(n, device), okay), (1 +), (0 +))
@ -35,11 +39,15 @@ struct input_listener_xy_data {
};
struct input_listener_data {
union {
struct {
struct input_listener_xy_data data;
struct input_listener_xy_data wheel_data;
uint8_t button_set;
uint8_t button_clear;
} mouse;
};
};
struct input_listener_config {
@ -53,27 +61,31 @@ struct input_listener_config {
static void handle_rel_code(struct input_listener_data *data, struct input_event *evt) {
switch (evt->code) {
case INPUT_REL_X:
data->data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->data.x += evt->value;
data->mouse.data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->mouse.data.x += evt->value;
break;
case INPUT_REL_Y:
data->data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->data.y += evt->value;
data->mouse.data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->mouse.data.y += evt->value;
break;
case INPUT_REL_WHEEL:
data->wheel_data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->wheel_data.y += evt->value;
data->mouse.wheel_data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->mouse.wheel_data.y += evt->value;
break;
case INPUT_REL_HWHEEL:
data->wheel_data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->wheel_data.x += evt->value;
data->mouse.wheel_data.mode = INPUT_LISTENER_XY_DATA_MODE_REL;
data->mouse.wheel_data.x += evt->value;
break;
default:
break;
}
}
static void handle_key_code(struct input_listener_data *data, struct input_event *evt) {
static void handle_abs_code(const struct input_listener_config *config,
struct input_listener_data *data, struct input_event *evt) {}
static void handle_key_code(const struct input_listener_config *config,
struct input_listener_data *data, struct input_event *evt) {
int8_t btn;
switch (evt->code) {
@ -84,9 +96,9 @@ static void handle_key_code(struct input_listener_data *data, struct input_event
case INPUT_BTN_4:
btn = evt->code - INPUT_BTN_0;
if (evt->value > 0) {
WRITE_BIT(data->button_set, btn, 1);
WRITE_BIT(data->mouse.button_set, btn, 1);
} else {
WRITE_BIT(data->button_clear, btn, 1);
WRITE_BIT(data->mouse.button_clear, btn, 1);
}
break;
default:
@ -105,6 +117,14 @@ static void swap_xy(struct input_event *evt) {
}
}
static inline bool is_x_data(const struct input_event *evt) {
return evt->type == INPUT_EV_REL && evt->code == INPUT_REL_X;
}
static inline bool is_y_data(const struct input_event *evt) {
return evt->type == INPUT_EV_REL && evt->code == INPUT_REL_Y;
}
static void filter_with_input_config(const struct input_listener_config *cfg,
struct input_event *evt) {
if (!evt->dev) {
@ -115,8 +135,7 @@ static void filter_with_input_config(const struct input_listener_config *cfg,
swap_xy(evt);
}
if ((cfg->x_invert && evt->code == INPUT_REL_X) ||
(cfg->y_invert && evt->code == INPUT_REL_Y)) {
if ((cfg->x_invert && is_x_data(evt)) || (cfg->y_invert && is_y_data(evt))) {
evt->value = -(evt->value);
}
@ -137,31 +156,34 @@ static void input_handler(const struct input_listener_config *config,
case INPUT_EV_REL:
handle_rel_code(data, evt);
break;
case INPUT_EV_ABS:
handle_abs_code(config, data, evt);
break;
case INPUT_EV_KEY:
handle_key_code(data, evt);
handle_key_code(config, data, evt);
break;
}
if (evt->sync) {
if (data->wheel_data.mode == INPUT_LISTENER_XY_DATA_MODE_REL) {
zmk_hid_mouse_scroll_set(data->wheel_data.x, data->wheel_data.y);
if (data->mouse.wheel_data.mode == INPUT_LISTENER_XY_DATA_MODE_REL) {
zmk_hid_mouse_scroll_set(data->mouse.wheel_data.x, data->mouse.wheel_data.y);
}
if (data->data.mode == INPUT_LISTENER_XY_DATA_MODE_REL) {
zmk_hid_mouse_movement_set(data->data.x, data->data.y);
if (data->mouse.data.mode == INPUT_LISTENER_XY_DATA_MODE_REL) {
zmk_hid_mouse_movement_set(data->mouse.data.x, data->mouse.data.y);
}
if (data->button_set != 0) {
for (int i = 0; i < ZMK_HID_MOUSE_NUM_BUTTONS; i++) {
if ((data->button_set & BIT(i)) != 0) {
if (data->mouse.button_set != 0) {
for (int i = 0; i < ZMK_MOUSE_HID_NUM_BUTTONS; i++) {
if ((data->mouse.button_set & BIT(i)) != 0) {
zmk_hid_mouse_button_press(i);
}
}
}
if (data->button_clear != 0) {
for (int i = 0; i < ZMK_HID_MOUSE_NUM_BUTTONS; i++) {
if ((data->button_clear & BIT(i)) != 0) {
if (data->mouse.button_clear != 0) {
for (int i = 0; i < ZMK_MOUSE_HID_NUM_BUTTONS; i++) {
if ((data->mouse.button_clear & BIT(i)) != 0) {
zmk_hid_mouse_button_release(i);
}
}
@ -171,10 +193,10 @@ static void input_handler(const struct input_listener_config *config,
zmk_hid_mouse_scroll_set(0, 0);
zmk_hid_mouse_movement_set(0, 0);
clear_xy_data(&data->data);
clear_xy_data(&data->wheel_data);
clear_xy_data(&data->mouse.data);
clear_xy_data(&data->mouse.wheel_data);
data->button_set = data->button_clear = 0;
data->mouse.button_set = data->mouse.button_clear = 0;
}
}

148
app/src/mouse/usb_hid.c Normal file
View file

@ -0,0 +1,148 @@
/*
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
#include <zephyr/device.h>
#include <zephyr/init.h>
#include <zephyr/usb/usb_device.h>
#include <zephyr/usb/class/usb_hid.h>
#include <zmk/usb.h>
#include <zmk/mouse/hid.h>
#include <zmk/keymap.h>
#include <zmk/event_manager.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
static const struct device *hid_dev;
static K_SEM_DEFINE(hid_sem, 1, 1);
static void in_ready_cb(const struct device *dev) { k_sem_give(&hid_sem); }
#define HID_GET_REPORT_TYPE_MASK 0xff00
#define HID_GET_REPORT_ID_MASK 0x00ff
#define HID_REPORT_TYPE_INPUT 0x100
#define HID_REPORT_TYPE_OUTPUT 0x200
#define HID_REPORT_TYPE_FEATURE 0x300
#if IS_ENABLED(CONFIG_ZMK_USB_BOOT)
static uint8_t hid_protocol = HID_PROTOCOL_REPORT;
static void set_proto_cb(const struct device *dev, uint8_t protocol) { hid_protocol = protocol; }
#endif /* IS_ENABLED(CONFIG_ZMK_USB_BOOT) */
static int get_report_cb(const struct device *dev, struct usb_setup_packet *setup, int32_t *len,
uint8_t **data) {
/*
* 7.2.1 of the HID v1.11 spec is unclear about handling requests for reports that do not exist
* For requested reports that aren't input reports, return -ENOTSUP like the Zephyr subsys does
*/
if ((setup->wValue & HID_GET_REPORT_TYPE_MASK) != HID_REPORT_TYPE_INPUT &&
(setup->wValue & HID_GET_REPORT_TYPE_MASK) != HID_REPORT_TYPE_FEATURE) {
LOG_ERR("Get: Unsupported report type %d requested",
(setup->wValue & HID_GET_REPORT_TYPE_MASK) >> 8);
return -ENOTSUP;
}
switch (setup->wValue & HID_GET_REPORT_ID_MASK) {
case ZMK_MOUSE_HID_REPORT_ID_MOUSE:
struct zmk_hid_mouse_report *report = zmk_mouse_hid_get_mouse_report();
*data = (uint8_t *)report;
*len = sizeof(*report);
break;
default:
LOG_ERR("Invalid report ID %d requested", setup->wValue & HID_GET_REPORT_ID_MASK);
return -EINVAL;
}
return 0;
}
static int set_report_cb(const struct device *dev, struct usb_setup_packet *setup, int32_t *len,
uint8_t **data) {
if ((setup->wValue & HID_GET_REPORT_TYPE_MASK) != HID_REPORT_TYPE_OUTPUT &&
(setup->wValue & HID_GET_REPORT_TYPE_MASK) != HID_REPORT_TYPE_FEATURE) {
LOG_ERR("Set: Unsupported report type %d requested",
(setup->wValue & HID_GET_REPORT_TYPE_MASK) >> 8);
return -ENOTSUP;
}
switch (setup->wValue & HID_GET_REPORT_ID_MASK) {
default:
LOG_ERR("Invalid report ID %d requested", setup->wValue & HID_GET_REPORT_ID_MASK);
return -EINVAL;
}
return 0;
}
static const struct hid_ops ops = {
#if IS_ENABLED(CONFIG_ZMK_USB_BOOT)
.protocol_change = set_proto_cb,
#endif
.int_in_ready = in_ready_cb,
.get_report = get_report_cb,
.set_report = set_report_cb,
};
static int zmk_mouse_usb_hid_send_report(const uint8_t *report, size_t len) {
switch (zmk_usb_get_status()) {
case USB_DC_SUSPEND:
return usb_wakeup_request();
case USB_DC_ERROR:
case USB_DC_RESET:
case USB_DC_DISCONNECTED:
case USB_DC_UNKNOWN:
return -ENODEV;
default:
k_sem_take(&hid_sem, K_MSEC(30));
LOG_HEXDUMP_DBG(report, len, "Mouse HID report");
int err = hid_int_ep_write(hid_dev, report, len, NULL);
if (err) {
LOG_ERR("Failed to write %d", err);
k_sem_give(&hid_sem);
}
return err;
}
}
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
int zmk_mouse_usb_hid_send_mouse_report() {
#if IS_ENABLED(CONFIG_ZMK_USB_BOOT)
if (hid_protocol == HID_PROTOCOL_BOOT) {
return -ENOTSUP;
}
#endif /* IS_ENABLED(CONFIG_ZMK_USB_BOOT) */
struct zmk_hid_mouse_report *report = zmk_mouse_hid_get_mouse_report();
return zmk_mouse_usb_hid_send_report((uint8_t *)report, sizeof(*report));
}
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
static int zmk_mouse_usb_hid_init(void) {
hid_dev = device_get_binding("HID_1");
if (hid_dev == NULL) {
LOG_ERR("Unable to locate HID device");
return -EINVAL;
}
usb_hid_register_device(hid_dev, zmk_mouse_hid_report_desc, sizeof(zmk_mouse_hid_report_desc),
&ops);
// usb_hid_set_proto_code(hid_dev, HID_BOOT_IFACE_CODE_MOUSE);
usb_hid_init(hid_dev);
return 0;
}
SYS_INIT(zmk_mouse_usb_hid_init, APPLICATION, CONFIG_APPLICATION_INIT_PRIORITY);

13
app/src/usb_hid.c
View file

@ -164,19 +164,6 @@ int zmk_usb_hid_send_consumer_report(void) {
return zmk_usb_hid_send_report((uint8_t *)report, sizeof(*report));
}
#if IS_ENABLED(CONFIG_ZMK_MOUSE)
int zmk_usb_hid_send_mouse_report() {
#if IS_ENABLED(CONFIG_ZMK_USB_BOOT)
if (hid_protocol == HID_PROTOCOL_BOOT) {
return -ENOTSUP;
}
#endif /* IS_ENABLED(CONFIG_ZMK_USB_BOOT) */
struct zmk_hid_mouse_report *report = zmk_hid_get_mouse_report();
return zmk_usb_hid_send_report((uint8_t *)report, sizeof(*report));
}
#endif // IS_ENABLED(CONFIG_ZMK_MOUSE)
static int zmk_usb_hid_init(void) {
hid_dev = device_get_binding("HID_0");
if (hid_dev == NULL) {