From: Arvind Sankar <nivedita@alum.mit.edu>
Date: Thu, 19 Mar 2020 22:00:21 -0400
Subject: efi/gop: Use helper macros for populating lfb_base
Patch-mainline: v5.8-rc1
Git-commit: f1d1853bdbcfb2d00ae0b850baf26d87e6d363d8
References: jsc#SLE-16407

Use the lower/upper_32_bits macros from kernel.h to initialize
si->lfb_base and si->ext_lfb_base.

Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20200320020028.1936003-8-nivedita@alum.mit.edu
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Acked-by: Lee, Chun-Yi <jlee@suse.com>
---
 drivers/firmware/efi/libstub/gop.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/firmware/efi/libstub/gop.c
+++ b/drivers/firmware/efi/libstub/gop.c
@@ -158,8 +158,8 @@ static efi_status_t setup_gop(struct scr
 	si->lfb_height = info->vertical_resolution;
 
 	fb_base		 = efi_table_attr(mode, frame_buffer_base);
-	si->lfb_base	 = fb_base;
-	si->ext_lfb_base = (u64)(unsigned long)fb_base >> 32;
+	si->lfb_base	 = lower_32_bits(fb_base);
+	si->ext_lfb_base = upper_32_bits(fb_base);
 	if (si->ext_lfb_base)
 		si->capabilities |= VIDEO_CAPABILITY_64BIT_BASE;