From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst

---
 kernel/arch/powerpc/platforms/pseries/hvCall.S |   16 +++++++++++-----
 1 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/kernel/arch/powerpc/platforms/pseries/hvCall.S b/kernel/arch/powerpc/platforms/pseries/hvCall.S
index 50dc942..8a2b8d6 100644
--- a/kernel/arch/powerpc/platforms/pseries/hvCall.S
+++ b/kernel/arch/powerpc/platforms/pseries/hvCall.S
@@ -1,11 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * This file contains the generic code to perform a call to the
  * pSeries LPAR hypervisor.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
  */
 #include <linux/jump_label.h>
 #include <asm/hvcall.h>
@@ -106,6 +102,16 @@
 #define HCALL_BRANCH(LABEL)
 #endif
 
+_GLOBAL_TOC(plpar_hcall_norets_notrace)
+	HMT_MEDIUM
+
+	mfcr	r0
+	stw	r0,8(r1)
+	HVSC				/* invoke the hypervisor */
+	lwz	r0,8(r1)
+	mtcrf	0xff,r0
+	blr				/* return r3 = status */
+
 _GLOBAL_TOC(plpar_hcall_norets)
 	HMT_MEDIUM
 

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