From 1402e0b6a6069de57972e63821fd60e9e9fcc170 Mon Sep 17 00:00:00 2001 From: Sang-Hun Lee Date: Mon, 16 Apr 2012 10:54:50 -0700 Subject: Revert "ARM: pm: get rid of cpu_resume_turn_mmu_on" This reverts commit 5682179d980e1a70bcf37fd97a14e27a2ddde822. Bug 967887 Signed-off-by: Sang-Hun Lee Change-Id: Ieb44d89a8361d1fa59b3d6375234f06f57c1c717 Reviewed-on: http://git-master/r/96793 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Varun Wadekar --- arch/arm/kernel/sleep.S | 8 ++++++-- arch/arm/kernel/suspend.c | 4 ++-- 2 files changed, 8 insertions(+), 4 deletions(-) (limited to 'arch/arm/kernel') diff --git a/arch/arm/kernel/sleep.S b/arch/arm/kernel/sleep.S index 54cd05876251..9d403d6c56d3 100644 --- a/arch/arm/kernel/sleep.S +++ b/arch/arm/kernel/sleep.S @@ -72,15 +72,19 @@ ENDPROC(cpu_suspend_abort) /* * r0 = control register value */ - .align 5 ENTRY(cpu_resume_mmu) ldr r3, =cpu_resume_after_mmu + b cpu_resume_turn_mmu_on +ENDPROC(cpu_resume_mmu) + .ltorg + .align 5 +ENTRY(cpu_resume_turn_mmu_on) mcr p15, 0, r0, c1, c0, 0 @ turn on MMU, I-cache, etc mrc p15, 0, r0, c0, c0, 0 @ read id reg mov r0, r0 mov r0, r0 mov pc, r3 @ jump to virtual address -ENDPROC(cpu_resume_mmu) +ENDPROC(cpu_resume_turn_mmu_on) cpu_resume_after_mmu: bl cpu_init mov r0, #0 @ return zero on success diff --git a/arch/arm/kernel/suspend.c b/arch/arm/kernel/suspend.c index ed4160b64e66..2beda56e4574 100644 --- a/arch/arm/kernel/suspend.c +++ b/arch/arm/kernel/suspend.c @@ -9,7 +9,7 @@ static pgd_t *suspend_pgd; extern int __cpu_suspend(int, long, unsigned long, int (*)(unsigned long)); -extern void cpu_resume_mmu(void); +extern void cpu_resume_turn_mmu_on(void); /* * Hide the first two arguments to __cpu_suspend - these are an implementation @@ -43,7 +43,7 @@ static int __init cpu_suspend_init(void) { suspend_pgd = pgd_alloc(&init_mm); if (suspend_pgd) { - unsigned long addr = virt_to_phys(cpu_resume_mmu); + unsigned long addr = virt_to_phys(cpu_resume_turn_mmu_on); identity_mapping_add(suspend_pgd, addr, addr + SECTION_SIZE); } return suspend_pgd ? 0 : -ENOMEM; -- cgit v1.2.3