[5/6] ACPI / PM: Merge do_suspend_lowlevel() into acpi_save_state_mem()

Commit Message

Rafael Wysocki Feb. 7, 2011, 10:21 p.m. UTC

None

Patch

Index: linux-2.6/drivers/acpi/sleep.c
===================================================================
--- linux-2.6.orig/drivers/acpi/sleep.c
+++ linux-2.6/drivers/acpi/sleep.c
@@ -199,8 +199,6 @@  static void acpi_pm_end(void)
 #endif /* CONFIG_ACPI_SLEEP */
 
 #ifdef CONFIG_SUSPEND
-extern void do_suspend_lowlevel(void);
-
 static u32 acpi_suspend_states[] = {
 	[PM_SUSPEND_ON] = ACPI_STATE_S0,
 	[PM_SUSPEND_STANDBY] = ACPI_STATE_S1,
@@ -255,10 +253,9 @@  static int acpi_suspend_enter(suspend_st
 		break;
 
 	case ACPI_STATE_S3:
-		error = acpi_save_state_mem();
+		error = acpi_suspend_lowlevel();
 		if (error)
 			return error;
-		do_suspend_lowlevel();
 		pr_info(PREFIX "Low-level resume complete\n");
 		break;
 	}
Index: linux-2.6/arch/ia64/include/asm/acpi.h
===================================================================
--- linux-2.6.orig/arch/ia64/include/asm/acpi.h
+++ linux-2.6/arch/ia64/include/asm/acpi.h
@@ -128,8 +128,8 @@  static inline const char *acpi_get_sysna
 int acpi_request_vector (u32 int_type);
 int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
 
-/* Routine for saving kernel state during suspend. */
-extern int acpi_save_state_mem(void);
+/* Low-level suspend routine. */
+extern int acpi_suspend_lowlevel(void);
 
 extern unsigned long acpi_wakeup_address;
 
Index: linux-2.6/arch/ia64/kernel/acpi.c
===================================================================
--- linux-2.6.orig/arch/ia64/kernel/acpi.c
+++ linux-2.6/arch/ia64/kernel/acpi.c
@@ -1034,13 +1034,8 @@  int acpi_unregister_ioapic(acpi_handle h
 EXPORT_SYMBOL(acpi_unregister_ioapic);
 
 /*
- * acpi_save_state_mem() - save kernel state
+ * acpi_suspend_lowlevel() - save kernel state and suspend.
  *
  * TBD when when IA64 starts to support suspend...
  */
-int acpi_save_state_mem(void) { return 0; } 
-
-/*
- * do_suspend_lowlevel()
- */
-void do_suspend_lowlevel(void) {}
+int acpi_suspend_lowlevel(void) { return 0; }
Index: linux-2.6/arch/x86/include/asm/acpi.h
===================================================================
--- linux-2.6.orig/arch/x86/include/asm/acpi.h
+++ linux-2.6/arch/x86/include/asm/acpi.h
@@ -112,8 +112,8 @@  static inline void acpi_disable_pci(void
 	acpi_noirq_set();
 }
 
-/* Routine for saving kernel state during suspend. */
-extern int acpi_save_state_mem(void);
+/* Low-level suspend routine. */
+extern int acpi_suspend_lowlevel(void);
 
 extern unsigned long acpi_wakeup_address;
 
Index: linux-2.6/arch/x86/kernel/acpi/sleep.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/acpi/sleep.c
+++ linux-2.6/arch/x86/kernel/acpi/sleep.c
@@ -31,14 +31,14 @@  static char temp_stack[4096];
 #endif
 
 /**
- * acpi_save_state_mem - save kernel state
+ * acpi_suspend_lowlevel - save kernel state
  *
  * Create an identity mapped page table and copy the wakeup routine to
  * low memory.
  *
  * Note that this is too late to change acpi_wakeup_address.
  */
-int acpi_save_state_mem(void)
+int acpi_suspend_lowlevel(void)
 {
 	struct wakeup_header *header;
 
@@ -109,6 +109,7 @@  int acpi_save_state_mem(void)
        saved_magic = 0x123456789abcdef0L;
 #endif /* CONFIG_64BIT */
 
+	do_suspend_lowlevel();
 	return 0;
 }
 
Index: linux-2.6/arch/x86/kernel/acpi/sleep.h
===================================================================
--- linux-2.6.orig/arch/x86/kernel/acpi/sleep.h
+++ linux-2.6/arch/x86/kernel/acpi/sleep.h
@@ -14,3 +14,5 @@  extern char swsusp_pg_dir[PAGE_SIZE];
 
 extern unsigned long acpi_copy_wakeup_routine(unsigned long);
 extern void wakeup_long64(void);
+
+extern void do_suspend_lowlevel(void);