linux-kernel - [PATCH 2/3] arm_ffa.h: add properties bit related direct msg version 2

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Message-Id: <20241125095251.366866-3-yeoreum.yun@arm.com>
Date: Mon, 25 Nov 2024 09:52:50 +0000
From: Yeoreum Yun <yeoreum.yun@....com>
To: sudeep.holla@....com
Cc: linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	nd@....com,
	Levi Yun <yeoreum.yun@....com>
Subject: [PATCH 2/3] arm_ffa.h: add properties bit related direct msg version 2

From: Levi Yun <yeoreum.yun@....com>

According to FF-A specificaiton [0], There are flags to be used to
check whether partition supports send/receive direct msg version 2.

Add related flags.

Link: https://developer.arm.com/documentation/den0077/latest [0]
Signed-off-by: Yeoreum Yun <yeoreum.yun@....com>
---
 include/linux/arm_ffa.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/arm_ffa.h b/include/linux/arm_ffa.h
index 3fb9c7a3453b..b697675c76ba 100644
--- a/include/linux/arm_ffa.h
+++ b/include/linux/arm_ffa.h
@@ -238,6 +238,10 @@ struct ffa_partition_info {
 #define FFA_PARTITION_NOTIFICATION_RECV	BIT(3)
 /* partition runs in the AArch64 execution state. */
 #define FFA_PARTITION_AARCH64_EXEC	BIT(8)
+/* partition supports receipt of direct requests version 2 */
+#define FFA_PARTITION_DIRECT_RECV_V2	BIT(9)
+/* partition can send direct requests. */
+#define FFA_PARTITION_DIRECT_SEND_V2	BIT(10)
 	u32 properties;
 	u32 uuid[4];
 };
-- 
LEVI:{C3F47F37-75D8-414A-A8BA-3980EC8A46D7}