linux-kernel - [PATCH v2 07/14] efi/gop: Use helper macros for populating lfb

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Message-Id: <20200320020028.1936003-8-nivedita@alum.mit.edu>
Date:   Thu, 19 Mar 2020 22:00:21 -0400
From:   Arvind Sankar <nivedita@...m.mit.edu>
To:     Ard Biesheuvel <ardb@...nel.org>
Cc:     Hans de Goede <hdegoede@...hat.com>, linux-efi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2 07/14] efi/gop: Use helper macros for populating lfb_base

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@...m.mit.edu>
---
 drivers/firmware/efi/libstub/gop.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/firmware/efi/libstub/gop.c b/drivers/firmware/efi/libstub/gop.c
index 0d195060a370..7b0baf9a912f 100644
--- 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 screen_info *si, efi_guid_t *proto,
 	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;
 
-- 
2.24.1