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ARM: tegra: use setup_mm_for_reboot rather than explicit pgd switch

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This patch changes the Tegra PM code to use the setup_mm_for_reboot
helper rather than call cpu_switch_mm directly. This keeps things like
TLB invalidation in one place.

Cc: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Will Deacon 2013-03-25 18:19:11 +00:00 • committed by Stephen Warren
parent 7e56474456
commit 6affb48264
1 changed files with 1 additions and 6 deletions
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7
arch/arm/mach-tegra/pm.c
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@ -164,12 +164,7 @@ bool tegra_set_cpu_in_lp2(int phy_cpu_id)
static int tegra_sleep_cpu(unsigned long v2p)
{
/* Switch to the identity mapping. */
cpu_switch_mm(idmap_pgd, &init_mm);
/* Flush the TLB. */
local_flush_tlb_all();
setup_mm_for_reboot();
tegra_sleep_cpu_finish(v2p);
/* should never here */