Initial support for Logitech G535

README.md

@@ -21,6 +21,8 @@ talking. This differs from a simple loopback via PulseAudio as you won't have an
   - Sidetone (only tested on Linux)
 - Logitech G533
   - Sidetone, Battery (for Wireless)
+- Logitech G535
+  - Sidetone (only tested on Linux)
 - Logitech G633 / G635 / G733 / G933 / G935
   - Sidetone, Battery (for Wireless), LED on/off
 - Logitech G930

src/device_registry.c

@@ -5,6 +5,7 @@
 #include "devices/logitech_g430.h"
 #include "devices/logitech_g432.h"
 #include "devices/logitech_g533.h"
+#include "devices/logitech_g535.h"
 #include "devices/logitech_g633_g933_935.h"
 #include "devices/logitech_g930.h"
 #include "devices/logitech_gpro.h"
@@ -19,7 +20,7 @@
 
 #include <string.h>
 
-#define NUMDEVICES 16
+#define NUMDEVICES 17
 
 // array of pointers to device
 static struct device*(devicelist[NUMDEVICES]);
@@ -42,6 +43,7 @@ void init_devices()
     elo71USB_init(&devicelist[13]);
     arctis_7_plus_init(&devicelist[14]);
     cflight_init(&devicelist[15]);
+    g535_init(&devicelist[16]);
 }
 
 int get_device(struct device* device_found, uint16_t idVendor, uint16_t idProduct)

src/devices/CMakeLists.txt

@@ -11,6 +11,8 @@ set(SOURCE_FILES ${SOURCE_FILES}
     ${CMAKE_CURRENT_SOURCE_DIR}/logitech_g432.h
     ${CMAKE_CURRENT_SOURCE_DIR}/logitech_g533.c
     ${CMAKE_CURRENT_SOURCE_DIR}/logitech_g533.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/logitech_g535.c
+    ${CMAKE_CURRENT_SOURCE_DIR}/logitech_g535.h
     ${CMAKE_CURRENT_SOURCE_DIR}/steelseries_arctis_1.c
     ${CMAKE_CURRENT_SOURCE_DIR}/steelseries_arctis_1.h
     ${CMAKE_CURRENT_SOURCE_DIR}/steelseries_arctis_7.c

src/devices/logitech_g535.c

@@ -0,0 +1,41 @@
+#include "../device.h"
+#include "../utility.h"
+#include "logitech.h"
+
+#include <math.h>
+#include <string.h>
+
+#define MSG_SIZE 20
+
+static struct device device_g535;
+
+static const uint16_t PRODUCT_ID = 0x0ac4;
+
+static int g535_send_sidetone(hid_device* device_handle, uint8_t num);
+
+void g535_init(struct device** device)
+{
+    device_g535.idVendor            = VENDOR_LOGITECH;
+    device_g535.idProductsSupported = &PRODUCT_ID;
+    device_g535.numIdProducts       = 1;
+
+    strncpy(device_g535.device_name, "Logitech G535", sizeof(device_g535.device_name));
+
+    device_g535.capabilities                     = B(CAP_SIDETONE);
+    device_g535.capability_details[CAP_SIDETONE] = (struct capability_detail) { .usagepage = 0xc, .usageid = 0x1, .interface = 3 };
+    device_g535.send_sidetone                    = &g535_send_sidetone;
+
+    *device = &device_g535;
+}
+
+static int g535_send_sidetone(hid_device* device_handle, uint8_t num)
+{
+    num = map(num, 0, 128, 0, 100);
+
+    uint8_t set_sidetone_level[MSG_SIZE] = { 0x11, 0xff, 0x04, 0x1e, num };
+
+    for (int i = 16; i < MSG_SIZE; i++)
+        set_sidetone_level[i] = 0;
+
+    return hid_send_feature_report(device_handle, set_sidetone_level, MSG_SIZE);
+}

src/devices/logitech_g535.h

@@ -0,0 +1,3 @@
+#pragma once
+
+void g535_init(struct device** device);