diff options
| author | Prashant Gaikwad <pgaikwad@nvidia.com> | 2012-03-27 17:40:35 +0530 |
|---|---|---|
| committer | Simone Willett <swillett@nvidia.com> | 2012-04-05 18:13:15 -0700 |
| commit | 209209a303742d6312f66896b4351dd97e48e24c (patch) | |
| tree | f9f9b53fdc95200eebc9c9dc4f0a7259f8019a5d /arch/arm/mach-tegra/sleep-t2.S | |
| parent | 743c03fbeb5908faf4aef6bee7702a2ad4caac22 (diff) | |
ARM: tegra20: pm: flush L1 data before exit coherency
Bug 934368
Change-Id: I960d8ae5c6390e719b8ee6c9cbc067cf8d28122d
Signed-off-by: Prashant Gaikwad <pgaikwad@nvidia.com>
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Reviewed-on: http://git-master/r/92543
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Aleksandr Frid <afrid@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/sleep-t2.S')
| -rw-r--r-- | arch/arm/mach-tegra/sleep-t2.S | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/sleep-t2.S b/arch/arm/mach-tegra/sleep-t2.S index fc7b3db22318..b2055655ba93 100644 --- a/arch/arm/mach-tegra/sleep-t2.S +++ b/arch/arm/mach-tegra/sleep-t2.S @@ -1,7 +1,7 @@ /* * arch/arm/mach-tegra/include/mach/sleep-t2.S * - * Copyright (c) 2010-2011, NVIDIA Corporation. + * Copyright (c) 2010-2012, NVIDIA Corporation. * Copyright (c) 2011, Google, Inc. * * Author: Colin Cross <ccross@android.com> @@ -201,6 +201,16 @@ ENTRY(tegra2_sleep_wfi) tegra_sleep_cpu_save_finish: mrc p15, 0, r11, c1, c0, 1 @ save actlr before exiting coherency + + dsb +#ifdef MULTI_CACHE + mov32 r10, cpu_cache + mov lr, pc + ldr pc, [r10, #CACHE_FLUSH_KERN_ALL] +#else + bl __cpuc_flush_kern_all +#endif + bl tegra_cpu_exit_coherency mov32 r0, TEGRA_PMC_VIRT + PMC_SCRATCH41 |