From 8653a0c4fc7008baeeb8f4e0cfcab6c16df49db8 Mon Sep 17 00:00:00 2001
From: nilusyi <nilusyi@tencent.com>
Date: Mon, 1 Apr 2024 16:43:08 +0800
Subject: [PATCH 053/272] efi gop avoid low resolution

Signed-off-by: Michael Chang <mchang@suse.com>
---
 grub-core/video/efi_gop.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/grub-core/video/efi_gop.c b/grub-core/video/efi_gop.c
index 9452f5e58..4184bac2c 100644
--- a/grub-core/video/efi_gop.c
+++ b/grub-core/video/efi_gop.c
@@ -358,6 +358,7 @@ grub_video_gop_setup (unsigned int width, unsigned int height,
   grub_err_t err;
   unsigned bpp;
   int found = 0;
+  int avoid_low_resolution = 1;
   unsigned long long best_volume = 0;
   unsigned int preferred_width = 0, preferred_height = 0;
   grub_uint8_t *buffer;
@@ -376,8 +377,11 @@ grub_video_gop_setup (unsigned int width, unsigned int height,
 	}
     }
 
+again:
   /* Keep current mode if possible.  */
-  if (gop->mode->info)
+  if (gop->mode->info &&
+      (!avoid_low_resolution ||
+       (gop->mode->info->width >= 800 && gop->mode->info->height >= 600)))
     {
       bpp = grub_video_gop_get_bpp (gop->mode->info);
       if (bpp && ((width == gop->mode->info->width
@@ -450,6 +454,11 @@ grub_video_gop_setup (unsigned int width, unsigned int height,
 
   if (!found)
     {
+      if (avoid_low_resolution && gop->mode->info)
+        {
+          avoid_low_resolution = 0;
+          goto again;
+        }
       grub_dprintf ("video", "GOP: no mode found\n");
       return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "no matching mode found");
     }
-- 
2.41.0