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ARM: EXYNOS: fix exynos_boot_secondary() return value on timeout 

exynos_boot_secondary() can erroneously return 0 or -ENOSYS even
when waiting on pen_release being set to -1 timeouts.  Fix it by
adjusting ret variable value to -ETIMEDOUT when necessary.

Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2015-03-18 14:09:53 +01:00 committed by Kukjin Kim
parent 29e5eea06b
commit 9f294c178e
1 changed files with 3 additions and 0 deletions
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3
arch/arm/mach-exynos/platsmp.c
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@ -337,6 +337,9 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
udelay(10);
}
if (pen_release != -1)
ret = -ETIMEDOUT;
/*
* now the secondary core is starting up let it run its
* calibrations, then wait for it to finish