Very little code is different between these two paths now, so extract
the common code.
Acked-by: Frank Hofmann <frank.hofmann@xxxxxxxxxx>
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
---
arch/arm/kernel/sleep.S | 24 ++++++------------------
1 files changed, 6 insertions(+), 18 deletions(-)
diff --git a/arch/arm/kernel/sleep.S b/arch/arm/kernel/sleep.S
index f8e9251..0a778c3 100644
--- a/arch/arm/kernel/sleep.S
+++ b/arch/arm/kernel/sleep.S
@@ -19,29 +19,13 @@ ENTRY(cpu_suspend)
mov r9, lr
#ifdef MULTI_CPU
ldr r10, =processor
- mov r2, sp @ current virtual SP
ldr r0, [r10, #CPU_SLEEP_SIZE] @ size of CPU sleep state
ldr ip, [r10, #CPU_DO_RESUME] @ virtual resume function
- sub sp, sp, r0 @ allocate CPU state on stack
- mov r0, sp @ save pointer
- add ip, ip, r1 @ convert resume fn to phys
- stmfd sp!, {r1, r2, ip} @ save v:p, virt SP, phys resume fn
- ldr r3, =sleep_save_sp
- add r2, sp, r1 @ convert SP to phys
-#ifdef CONFIG_SMP
- ALT_SMP(mrc p15, 0, lr, c0, c0, 5)
- ALT_UP(mov lr, #0)
- and lr, lr, #15
- str r2, [r3, lr, lsl #2] @ save phys SP
#else
- str r2, [r3] @ save phys SP
-#endif
- mov lr, pc
- ldr pc, [r10, #CPU_DO_SUSPEND] @ save CPU state
-#else
- mov r2, sp @ current virtual SP
ldr r0, =cpu_suspend_size
ldr ip, =cpu_do_resume
+#endif
+ mov r2, sp @ current virtual SP
sub sp, sp, r0 @ allocate CPU state on stack
mov r0, sp @ save pointer
add ip, ip, r1 @ convert resume fn to phys
@@ -56,6 +40,10 @@ ENTRY(cpu_suspend)
#else
str r2, [r3] @ save phys SP
#endif
+#ifdef MULTI_CPU
+ mov lr, pc
+ ldr pc, [r10, #CPU_DO_SUSPEND] @ save CPU state
+#else
bl cpu_do_suspend
#endif
--
1.7.4.4
--
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