From f807f77fff80b74bd8bd7d8ec11ca5194577a2f5 Mon Sep 17 00:00:00 2001
From: Johannes Marbach <n0-0ne+gitlab@mailbox.org>
Date: Fri, 27 May 2022 20:34:09 +0200
Subject: [PATCH] Don't set 0 dpi because it'll mess up lv_dpx

---
 main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/main.c b/main.c
index 3054031..ff2010b 100644
--- a/main.c
+++ b/main.c
@@ -397,7 +397,9 @@ int main(int argc, char *argv[]) {
     disp_drv.draw_buf = &disp_buf;
     disp_drv.hor_res = hor_res;
     disp_drv.ver_res = ver_res;
-    disp_drv.dpi = dpi;
+    if (dpi > 0) {
+        disp_drv.dpi = dpi;
+    }
     lv_disp_drv_register(&disp_drv);
 
     /* Connect input devices */