!694 [sync] PR-625: AMD: Fix build warning.

Merge Pull Request from: @openeuler-sync-bot 
 

Origin pull request: 
https://gitee.com/openeuler/kernel/pulls/625 
 
This PR fixes below build warnings:
WARNING: modpost: EXPORT symbol "__SCT__perf_lopwr_cb" [vmlinux] version generation failed, symbol will not be versioned.
WARNING: modpost: EXPORT symbol "__SCT__perf_lopwr_cb" [vmlinux] version generation failed, symbol will not be versioned. 
 
Link:https://gitee.com/openeuler/kernel/pulls/694 

Reviewed-by: Zheng Zengkai <zhengzengkai@huawei.com> 
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com> 

arch/x86/events/amd/brs.c

@@ -12,6 +12,7 @@
 #include <asm/cpufeature.h>
 
 #include "../perf_event.h"
+#include <linux/static_call.h>
 
 #define BRS_POISON	0xFFFFFFFFFFFFFFFEULL /* mark limit of valid entries */
 

arch/x86/events/amd/core.c

@@ -10,6 +10,7 @@
 #include <asm/apicdef.h>
 #include <asm/apic.h>
 #include <asm/nmi.h>
+#include <linux/static_call.h>
 
 #include "../perf_event.h"
 

arch/x86/include/asm/perf_event.h

@@ -2,9 +2,6 @@
 #ifndef _ASM_X86_PERF_EVENT_H
 #define _ASM_X86_PERF_EVENT_H
 
-#ifndef __GENKSYMS__
-#include <linux/static_call.h>
-#endif
 
 /*
  * Performance event hw details:
@@ -556,27 +553,6 @@ static inline void intel_pt_handle_vmx(int on)
 #if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_AMD)
  extern void amd_pmu_enable_virt(void);
  extern void amd_pmu_disable_virt(void);
-
-#if defined(CONFIG_PERF_EVENTS_AMD_BRS)
-
-#define PERF_NEEDS_LOPWR_CB 1
-
-/*
- * architectural low power callback impacts
- * drivers/acpi/processor_idle.c
- * drivers/acpi/acpi_pad.c
- */
-extern void perf_amd_brs_lopwr_cb(bool lopwr_in);
-
-DECLARE_STATIC_CALL(perf_lopwr_cb, perf_amd_brs_lopwr_cb);
-
-static inline void perf_lopwr_cb(bool lopwr_in)
-{
-	static_call_mod(perf_lopwr_cb)(lopwr_in);
-}
-
-#endif /* PERF_NEEDS_LOPWR_CB */
-
 #else
  static inline void amd_pmu_enable_virt(void) { }
  static inline void amd_pmu_disable_virt(void) { }

drivers/acpi/acpi_pad.c

@@ -18,6 +18,7 @@
 #include <linux/slab.h>
 #include <linux/acpi.h>
 #include <linux/perf_event.h>
+#include <linux/perf_event_lopwr.h>
 #include <asm/mwait.h>
 #include <xen/xen.h>
 

drivers/acpi/processor_idle.c

@@ -21,6 +21,7 @@
 #include <linux/cpuidle.h>
 #include <linux/cpu.h>
 #include <linux/perf_event.h>
+#include <linux/perf_event_lopwr.h>
 #include <acpi/processor.h>
 
 /*

include/linux/perf_event.h

@@ -1626,11 +1626,4 @@ extern void __weak arch_perf_update_userpage(struct perf_event *event,
 					     struct perf_event_mmap_page *userpg,
 					     u64 now);
 
-
-#ifndef PERF_NEEDS_LOPWR_CB
-static inline void perf_lopwr_cb(bool mode)
-{
-}
-#endif
-
 #endif /* _LINUX_PERF_EVENT_H */

include/linux/perf_event_lopwr.h

+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _PERF_EVENT_LOPWR_H
+#define _PERF_EVENT_LOPWR_H
+
+#include <linux/static_call.h>
+
+#if defined(CONFIG_PERF_EVENTS_AMD_BRS)
+#define PERF_NEEDS_LOPWR_CB 1
+/*
+ * architectural low power callback impacts
+ * drivers/acpi/processor_idle.c
+ * drivers/acpi/acpi_pad.c
+ */
+extern void perf_amd_brs_lopwr_cb(bool lopwr_in);
+
+DECLARE_STATIC_CALL(perf_lopwr_cb, perf_amd_brs_lopwr_cb);
+
+static inline void perf_lopwr_cb(bool lopwr_in)
+{
+	static_call_mod(perf_lopwr_cb)(lopwr_in);
+}
+
+#endif /* PERF_NEEDS_LOPWR_CB */
+
+#ifndef PERF_NEEDS_LOPWR_CB
+static inline void perf_lopwr_cb(bool mode)
+{
+}
+#endif
+
+#endif /*_PERF_EVENT_LOPWR_H*/