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ARM: tegra: Propagate error from tegra_idle_lp2_last()

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Technically cpu_suspend() may fail and it's never good to lose information
about failure. For example things like cpuidle core could correctly sample
idling time in the case of failure.

Acked-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Tested-by: Peter Geis <pgwipeout@gmail.com>
Tested-by: Jasper Korten <jja2000@gmail.com>
Tested-by: David Heidelberg <david@ixit.cz>
Tested-by: Nicolas Chauvet <kwizart@gmail.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Dmitry Osipenko
2020-02-25 01:40:45 +03:00
committed by Thierry Reding
parent f5619492c8
commit 891e1286c1
4 changed files with 12 additions and 8 deletions
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2
arch/arm/mach-tegra/pm.h
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@@ -25,7 +25,7 @@ void tegra30_sleep_core_init(void);
void tegra_clear_cpu_in_lp2(void);
void tegra_set_cpu_in_lp2(void);
void tegra_idle_lp2_last(void);
int tegra_idle_lp2_last(void);
extern void (*tegra_tear_down_cpu)(void);
#ifdef CONFIG_PM_SLEEP