From 645e752c5a84baeb21015cdc85fc05b7d16312c8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 01:13:52 +0000
Subject: [PATCH] disable i2c1
---
kernel/arch/microblaze/include/asm/cmpxchg.h | 40 +++-------------------------------------
1 files changed, 3 insertions(+), 37 deletions(-)
diff --git a/kernel/arch/microblaze/include/asm/cmpxchg.h b/kernel/arch/microblaze/include/asm/cmpxchg.h
index 596300c..3523b51 100644
--- a/kernel/arch/microblaze/include/asm/cmpxchg.h
+++ b/kernel/arch/microblaze/include/asm/cmpxchg.h
@@ -2,42 +2,8 @@
#ifndef _ASM_MICROBLAZE_CMPXCHG_H
#define _ASM_MICROBLAZE_CMPXCHG_H
-#include <linux/irqflags.h>
-
-void __bad_xchg(volatile void *ptr, int size);
-
-static inline unsigned long __xchg(unsigned long x, volatile void *ptr,
- int size)
-{
- unsigned long ret;
- unsigned long flags;
-
- switch (size) {
- case 1:
- local_irq_save(flags);
- ret = *(volatile unsigned char *)ptr;
- *(volatile unsigned char *)ptr = x;
- local_irq_restore(flags);
- break;
-
- case 4:
- local_irq_save(flags);
- ret = *(volatile unsigned long *)ptr;
- *(volatile unsigned long *)ptr = x;
- local_irq_restore(flags);
- break;
- default:
- __bad_xchg(ptr, size), ret = 0;
- break;
- }
-
- return ret;
-}
-
-#define xchg(ptr, x) \
- ((__typeof__(*(ptr))) __xchg((unsigned long)(x), (ptr), sizeof(*(ptr))))
-
-#include <asm-generic/cmpxchg.h>
-#include <asm-generic/cmpxchg-local.h>
+#ifndef CONFIG_SMP
+# include <asm-generic/cmpxchg.h>
+#endif
#endif /* _ASM_MICROBLAZE_CMPXCHG_H */
--
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