ARM: pm: add L2 cache cleaning for suspend
authorRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 1 Sep 2011 10:57:59 +0000 (11:57 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 20 Sep 2011 22:33:47 +0000 (23:33 +0100)
commit8e6f83bbdf770014c070c5a41c8e89617cb2a66b
treec8c66226bd52a6b26229f0a95bf45851bef8974b
parentabda1bd5f4e04054ce083c298fcd68a743e9df03
ARM: pm: add L2 cache cleaning for suspend

We need to ensure that state is pushed out from the L2 cache when
suspending so that the resume paths can access their data before the
MMU and caches have been re-initialized.  Add the necessary calls to
__cpu_suspend_save().

Tested-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Tested-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/kernel/suspend.c