3 files changed, 8 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h
index ad3025d0880b..4da6574e9a20 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -170,6 +170,9 @@ struct machdep_calls {
 	int		(*system_reset_exception)(struct pt_regs *regs);
 	int 		(*machine_check_exception)(struct pt_regs *regs);
 
+	/* Called during machine check exception to retrive fixup address. */
+	bool		(*mce_check_early_recovery)(struct pt_regs *regs);
+
 	/* Motherboard/chipset features. This is a kind of general purpose
 	 * hook used to control some machine specific features (like reset
 	 * lines, chip power control, etc...).
diff --git a/arch/powerpc/include/asm/mce.h b/arch/powerpc/include/asm/mce.h
index 8e99edf6d966..f97d8cb6bdf6 100644
--- a/arch/powerpc/include/asm/mce.h
+++ b/arch/powerpc/include/asm/mce.h
@@ -187,7 +187,8 @@ struct mce_error_info {
 #define MCE_EVENT_DONTRELEASE	false
 
 extern void save_mce_event(struct pt_regs *regs, long handled,
-			   struct mce_error_info *mce_err, uint64_t addr);
+			   struct mce_error_info *mce_err, uint64_t nip,
+			   uint64_t addr);
 extern int get_mce_event(struct machine_check_event *mce, bool release);
 extern void release_mce_event(void);
 extern void machine_check_queue_event(void);
diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h
index ed82142a3251..ad67c40c1a21 100644
--- a/arch/powerpc/include/asm/opal.h
+++ b/arch/powerpc/include/asm/opal.h
@@ -833,6 +833,8 @@ int64_t opal_sync_host_reboot(void);
 
 /* Internal functions */
 extern int early_init_dt_scan_opal(unsigned long node, const char *uname, int depth, void *data);
+extern int early_init_dt_scan_recoverable_ranges(unsigned long node,
+				 const char *uname, int depth, void *data);
 
 extern int opal_get_chars(uint32_t vtermno, char *buf, int count);
 extern int opal_put_chars(uint32_t vtermno, const char *buf, int total_len);
@@ -863,6 +865,7 @@ extern void opal_nvram_init(void);
 extern void opal_flash_init(void);
 
 extern int opal_machine_check(struct pt_regs *regs);
+extern bool opal_mce_check_early_recovery(struct pt_regs *regs);
 
 extern void opal_shutdown(void);