HID Rotate report can be turned off

firmware/src/commands.c

@@ -49,6 +49,7 @@ static void disp_hid()
 {
     printf("[HID]\n");
     printf("  Rotate: %d degree\n", (ju_cfg->hid.rotate % 4) * 90);
+    printf("  Report Rotate: %s\n", ju_cfg->hid.report_rotate ? "on" : "off");
 }
 
 #define ARRAYSIZE(x) (sizeof(x) / sizeof(x[0]))
@@ -129,6 +130,25 @@ static void handle_rotate(int argc, char *argv[])
     config_changed();
 }
 
+static void handle_report_rotate(int argc, char *argv[])
+{
+    const char *usage = "Usage: report_rotate <on|off>\n";
+    if (argc != 1) {
+        printf(usage);
+        return;
+    }
+
+    const char *choicses[] = {"on", "off"};
+    int axis = cli_match_prefix(choicses, ARRAYSIZE(choicses), argv[0]);
+    if (axis < 0) {
+        printf(usage);
+        return;
+    }
+
+    ju_cfg->hid.report_rotate = (axis == 0);
+    config_changed();
+}
+
 static void handle_stat(int argc, char *argv[])
 {
     printf("[STAT]\n");
@@ -148,6 +168,7 @@ void commands_init()
     cli_register("display", handle_display, "Display all config.");
     cli_register("level", handle_level, "Set LED brightness level.");
     cli_register("rotate", handle_rotate, "Set button rotate angle.");
+    cli_register("report_rotate", handle_report_rotate, "Set rotate report on axis.");
     cli_register("stat", handle_stat, "Display statistics.");
     cli_register("save", handle_save, "Save config to flash.");
     cli_register("factory", config_factory_reset, "Reset everything to default.");

firmware/src/config.c

@@ -25,6 +25,7 @@ static ju_cfg_t default_cfg = {
     },
     .hid = {
         .rotate = 0,
+        .report_rotate = true,
     },
 };
 

firmware/src/config.h

@@ -25,6 +25,7 @@ typedef struct __attribute__((packed)) {
     } sense;
     struct {
         uint8_t rotate;
+        bool report_rotate;
     } hid;
     uint8_t reserved[8];
 } ju_cfg_t;

firmware/src/hid.c

@@ -46,14 +46,20 @@ static void report_usb_hid()
         hid_report.buttons = do_rotate(button_read() & 0xffff);
         hid_report.aux = button_read() >> 16;
 
-        const struct {
-            uint8_t x;
-            uint8_t y;
-        } dirs[] = { {0, 127}, {127, 0}, {255, 127}, {127, 255}};
+        if (ju_cfg->hid.report_rotate) {
+            const struct {
+                uint8_t x;
+                uint8_t y;
+            } dirs[] = { {0, 127}, {127, 0}, {255, 127}, {127, 255}};
 
-        uint8_t rotate = ju_cfg->hid.rotate % 4;
-        hid_report.axis[0] = dirs[rotate].x;
-        hid_report.axis[1] = dirs[rotate].y;
+            uint8_t rotate = ju_cfg->hid.rotate % 4;
+            hid_report.axis[0] = dirs[rotate].x;
+            hid_report.axis[1] = dirs[rotate].y;
+        }
+        else {
+            hid_report.axis[0] = 127;
+            hid_report.axis[1] = 127;
+        }
 
         uint64_t now = time_us_64();
         if ((memcmp(&hid_reported, &hid_report, sizeof(hid_report)) != 0) ||