修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/powerpc/platforms/pseries/hvCall.S
..
..
@@ -1,11 +1,7 @@
1
+/* SPDX-License-Identifier: GPL-2.0-or-later */
1
2
 /*
2
3
  * This file contains the generic code to perform a call to the
3
4
  * pSeries LPAR hypervisor.
4
- *
5
- * This program is free software; you can redistribute it and/or
6
- * modify it under the terms of the GNU General Public License
7
- * as published by the Free Software Foundation; either version
8
- * 2 of the License, or (at your option) any later version.
9
5
  */
10
6
 #include <linux/jump_label.h>
11
7
 #include <asm/hvcall.h>
..
..
@@ -106,6 +102,16 @@
106
102
 #define HCALL_BRANCH(LABEL)
107
103
 #endif
108
104
 
105
+_GLOBAL_TOC(plpar_hcall_norets_notrace)
106
+	HMT_MEDIUM
107
+
108
+	mfcr	r0
109
+	stw	r0,8(r1)
110
+	HVSC				/* invoke the hypervisor */
111
+	lwz	r0,8(r1)
112
+	mtcrf	0xff,r0
113
+	blr				/* return r3 = status */
114
+
109
115
 _GLOBAL_TOC(plpar_hcall_norets)
110
116
 	HMT_MEDIUM
111
117