Merge branch 'feat/support_rgb_lcd_dma2d' into 'master'

feat(rgb_lcd): support draw bitmap using dma2d

Closes IDF-15652 and IDFGH-11807

See merge request espressif/esp-idf!48510

examples/peripherals/lcd/rgb_panel/main/Kconfig.projbuild

@@ -25,6 +25,14 @@ menu "RGB Panel Configuration"
                 Allocate one draw buffer in LVGL.
     endchoice
 
+    config EXAMPLE_USE_DMA2D_COPY_FRAME
+        bool "Use DMA2D to copy draw buffer to frame buffer"
+        default y
+        depends on EXAMPLE_USE_SINGLE_FB && SOC_DMA2D_SUPPORTED
+        help
+            Enable this option, DMA2D will be used to copy the LVGL draw buffer to the target frame buffer.
+            This can save some CPU time and improve the performance.
+
     choice EXAMPLE_LCD_DATA_LINES
         prompt "RGB LCD Data Lines"
         default EXAMPLE_LCD_DATA_LINES_16

examples/peripherals/lcd/rgb_panel/main/rgb_lcd_example_main.c

@@ -139,6 +139,12 @@ void app_main(void)
     esp_lcd_panel_handle_t panel_handle = NULL;
     ESP_ERROR_CHECK(example_rgb_lcd_panel_new(&panel_handle));
 
+#if CONFIG_EXAMPLE_USE_DMA2D_COPY_FRAME
+    // use DMA2D to copy draw buffer to frame buffer
+    ESP_LOGI(TAG, "RGB panel added DMA2D draw bitmap hook");
+    ESP_ERROR_CHECK(esp_lcd_rgb_panel_enable_dma2d(panel_handle));
+#endif
+
     ESP_LOGI(TAG, "Initialize RGB LCD panel");
     ESP_ERROR_CHECK(example_rgb_lcd_panel_init(panel_handle));