fix(arm2d): apply a temporary patch to arm-2d acceleration (#5466)

env_support/cmsis-pack/LVGL.lvgl.pdsc

@@ -36,7 +36,7 @@
   <repository type="git">https://github.com/lvgl/lvgl.git</repository>
 
   <releases>
-    <release date="2024-01-22" version="9.0.0" url="https://raw.githubusercontent.com/lvgl/lvgl/master/env_support/cmsis-pack/LVGL.lvgl.9.0.0.pack">
+    <release date="2024-01-24" version="9.0.0" url="https://raw.githubusercontent.com/lvgl/lvgl/master/env_support/cmsis-pack/LVGL.lvgl.9.0.0.pack">
       - LVGL 9.0.0
       - Implements a New Render Architecture that enables parallel processing
       - Accelerates SW-Render with NEON and Helium technology for Cortex architectures. 

env_support/cmsis-pack/LVGL.pidx

@@ -2,7 +2,7 @@
 <index schemaVersion="1.0.0" xs:noNamespaceSchemaLocation="PackIndex.xsd" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance">
   <vendor>LVGL</vendor>
   <url>https://raw.githubusercontent.com/lvgl/lvgl/master/env_support/cmsis-pack/</url>
-  <timestamp>2024-01-22</timestamp>
+  <timestamp>2024-01-24</timestamp>
   <pindex>
     <pdsc url="https://raw.githubusercontent.com/lvgl/lvgl/master/env_support/cmsis-pack/" vendor="LVGL" name="lvgl" version="9.0.0"/>
   </pindex>

env_support/cmsis-pack/lv_conf_cmsis.h

@@ -166,6 +166,9 @@
 /* Enable VG-Lite assert. */
 #define LV_VG_LITE_USE_ASSERT 0
 
+/* VG-Lite flush commit trigger threshold. GPU will try to batch these many draw tasks. */
+#define LV_VG_LITE_FLUSH_MAX_COUNT 8
+
 #endif
 
 /*=======================

src/draw/sw/arm2d/lv_draw_sw_arm2d.h

@@ -200,11 +200,19 @@ static inline lv_result_t _lv_draw_sw_image_helium(
            ||  (LV_COLOR_FORMAT_RGB565A8 == src_cf))) {
             break;
         }
+    #if 0 /* a temporary patch */
         if((LV_COLOR_FORMAT_XRGB8888 == des_cf)
         && !(  (LV_COLOR_FORMAT_ARGB8888 == src_cf)
            ||  (LV_COLOR_FORMAT_XRGB8888 == src_cf))) {
             break;
         }
+    #else
+        if((LV_COLOR_FORMAT_XRGB8888 == des_cf)
+        || (LV_COLOR_FORMAT_RGB888 == des_cf)
+        || (LV_COLOR_FORMAT_ARGB8888 == des_cf)) {
+            break;
+        }
+    #endif
 
         /* ------------- prepare parameters for arm-2d APIs - BEGIN --------- */
 
@@ -399,6 +407,7 @@ static inline lv_result_t _lv_draw_sw_image_helium(
             LV_ASSERT(LV_COLOR_FORMAT_RGB565 == des_cf);
 
             if(opa >= LV_OPA_MAX) {
+            #if ARM_2D_VERSION >= 10106
                 arm_2d_rgb565_tile_transform_only(
                     &source_tile,
                     &target_tile,
@@ -406,8 +415,21 @@ static inline lv_result_t _lv_draw_sw_image_helium(
                     source_center,
                     ARM_2D_ANGLE((draw_dsc->rotation / 10.0f)),
                     draw_dsc->scale_x / 256.0f,
-                    &target_center
+                    &target_center);
-                    );
+            #else
+
+                arm_2dp_rgb565_tile_transform_only_prepare(
+                                    NULL,
+                                    &source_tile,
+                                    source_center,
+                                    ARM_2D_ANGLE((draw_dsc->rotation / 10.0f)),
+                                    (float)(draw_dsc->scale_x / 256.0f));
+
+                arm_2dp_tile_transform(NULL,
+                                       &target_tile,
+                                       NULL,
+                                       &target_center);
+            #endif
             }
             else {
                 arm_2d_rgb565_tile_transform_only_with_opacity(
@@ -423,6 +445,7 @@ static inline lv_result_t _lv_draw_sw_image_helium(
             }
 
         }
+    #if 0  /* a temporary patch */
         else if(LV_COLOR_FORMAT_ARGB8888 == src_cf) {
             LV_ASSERT(LV_COLOR_FORMAT_XRGB8888 == des_cf);
 
@@ -488,6 +511,7 @@ static inline lv_result_t _lv_draw_sw_image_helium(
             }
 
         }
+    #endif
         else {
             break;
         }