meta-arm/meta-arm-bsp/recipes-bsp/u-boot/u-boot/corstone1000/0018-arm_ffa-removing-the-cast-when-using-binary-OR-on-FI.patch

From 460406b46b51b6c585788001147a8961c95cc73c Mon Sep 17 00:00:00 2001
From: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
Date: Sat, 11 Dec 2021 21:05:10 +0000
Subject: [PATCH 18/24] arm_ffa: removing the cast when using binary OR on
 FIELD_PREP macros

When the GENMASK used is above 16-bits wide a u16 cast will cause
loss of data.

This commit fixes that.

Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
---
 drivers/arm-ffa/arm_ffa_prv.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/arm-ffa/arm_ffa_prv.h b/drivers/arm-ffa/arm_ffa_prv.h
index 38ea4ba83efc..d0db3ef508a1 100644
--- a/drivers/arm-ffa/arm_ffa_prv.h
+++ b/drivers/arm-ffa/arm_ffa_prv.h
@@ -40,13 +40,13 @@
 
 #define PREP_SELF_ENDPOINT_ID_MASK		GENMASK(31, 16)
 #define PREP_SELF_ENDPOINT_ID(x)		\
-			((u16)(FIELD_PREP(PREP_SELF_ENDPOINT_ID_MASK, (x))))
+			(FIELD_PREP(PREP_SELF_ENDPOINT_ID_MASK, (x)))
 
 /* Partition endpoint ID mask  (partition with which u-boot communicates with) */
 
 #define PREP_PART_ENDPOINT_ID_MASK		GENMASK(15, 0)
 #define PREP_PART_ENDPOINT_ID(x)		\
-			((u16)(FIELD_PREP(PREP_PART_ENDPOINT_ID_MASK, (x))))
+			(FIELD_PREP(PREP_PART_ENDPOINT_ID_MASK, (x)))
 
 /* The FF-A SMC function prototype definition */
 
-- 
2.37.1