(fix) lvgl deinit on soft-reset

Include `<include/lv_mp_port_soft_reset.h>` in `mpconfigboard.h` so lvgl deinit is called on
soft-reset, so calling `lvgl.deinit()` is no longer necessary.

This closes #343

Author: Carglglz

.github/workflows/micropython_lvgl_ci.yml

@@ -83,12 +83,14 @@ jobs:
         make -j $(nproc) -C ports/rp2 BOARD=RPI_PICO USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake
 
     # ESP32 port
+        # USER_C_MODULES defined in esp32_common.cmake
     - name: Build esp32 port
       if: matrix.port == 'esp32'
       run: |
         source tools/ci.sh && ci_esp32_idf_setup
         source tools/ci.sh && ci_esp32_build_common
-        make -C ports/esp32 BOARD=ESP32_GENERIC_S3 USER_C_MODULES=../../user_modules/lv_binding_micropython/micropython.cmake
+        make -C ports/esp32 BOARD=ESP32_GENERIC_S3 
+    
 
     # Unix port
     - name: Build unix port

gen/gen_mpy.py

@@ -1362,11 +1362,23 @@ def register_int_ptr_type(convertor, *types):
 void mp_lv_deinit_gc()
 {
 
-    // mp_printf(&mp_plat_print, "[ DEINIT GC ]");
-    mp_lv_roots = MP_STATE_VM(mp_lv_roots) = NULL;
-    mp_lv_user_data = MP_STATE_VM(mp_lv_user_data) = NULL;
-    mp_lv_roots_initialized = MP_STATE_VM(mp_lv_roots_initialized) = 0;
-    lvgl_mod_initialized = MP_STATE_VM(lvgl_mod_initialized) = 0;
+
+    if (MP_STATE_VM(lvgl_mod_initialized)) {
+        // mp_printf(&mp_plat_print, "[ DEINIT GC ]");
+        mp_lv_roots = MP_STATE_VM(mp_lv_roots) = NULL;
+        mp_lv_user_data = MP_STATE_VM(mp_lv_user_data) = NULL;
+        mp_lv_roots_initialized = MP_STATE_VM(mp_lv_roots_initialized) = 0;
+        lvgl_mod_initialized = MP_STATE_VM(lvgl_mod_initialized) = 0;
+    }
+
+}
+
+void mp_deinit_lvgl_mod()
+{
+
+    if (MP_STATE_VM(lvgl_mod_initialized)) {
+        mp_lv_deinit_gc();
+    }
 
 }
 

include/lv_mp_port_soft_reset.h

@@ -0,0 +1,5 @@
+
+
+extern void mp_deinit_lvgl_mod();
+#define MICROPY_PORT_DEINIT_FUNC mp_deinit_lvgl_mod()
+

lv_conf.h

@@ -434,6 +434,9 @@ extern void mp_lv_deinit_gc();
 #define LV_GC_INIT() mp_lv_init_gc()
 #define LV_GC_DEINIT() mp_lv_deinit_gc()
 
+// To enable deinit on soft-reset add in mpconfigboard.h
+// #include <include/lv_mp_port_soft_reset.h>
+
 #define LV_ENABLE_GLOBAL_CUSTOM 1
 #if LV_ENABLE_GLOBAL_CUSTOM
     extern void *mp_lv_roots;