From 51b703cb1a409f7f9dcc9a2dc2dc9e4c4e798d8f Mon Sep 17 00:00:00 2001
From: cepetr <petr@cerninovi.cz>
Date: Mon, 30 Sep 2024 18:50:45 +0200
Subject: [PATCH] fix(core):  remove unnecessary framebuffer copying

[no changelog]
---
 core/embed/trezorhal/stm32f4/xdisplay/st-7789/display_fb.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/embed/trezorhal/stm32f4/xdisplay/st-7789/display_fb.c b/core/embed/trezorhal/stm32f4/xdisplay/st-7789/display_fb.c
index 412e359f1..8e5fecb7d 100644
--- a/core/embed/trezorhal/stm32f4/xdisplay/st-7789/display_fb.c
+++ b/core/embed/trezorhal/stm32f4/xdisplay/st-7789/display_fb.c
@@ -166,10 +166,12 @@ display_fb_info_t display_get_frame_buffer(void) {
   if (state == FB_STATE_EMPTY) {
     // First use of this buffer, copy the previous buffer into it
 #if (FRAME_BUFFER_COUNT > 1)
+#ifndef NEW_RENDERING
     uint8_t *src = get_fb_ptr((FRAME_BUFFER_COUNT + drv->queue.wix - 1) %
                               FRAME_BUFFER_COUNT);
     uint8_t *dst = get_fb_ptr(drv->queue.wix);
     memcpy(dst, src, PHYSICAL_FRAME_BUFFER_SIZE);
+#endif
 #endif
   };