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Commit 5f809932 authored by Stefan Agner's avatar Stefan Agner Committed by Stephen Warren
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ARM: tegra: don't timeout if CPU is powergated 



When booting secondary CPU(s) which are not yet powergated, a wrong
check lead to a timeout after 100 jiffies. With this patch, we only
delay powergating if CPUs are still not powered yet.

Signed-off-by: default avatarStefan Agner <stefan@agner.ch>
Reviewed-by: default avatarThierry Reding <treding@nvidia.com>
Signed-off-by: default avatarStephen Warren <swarren@nvidia.com>
parent 38dbfb59

arch/arm/mach-tegra/platsmp.c

+1 −1
Original line number Diff line number Diff line
@@ -114,7 +114,7 @@ static int tegra30_boot_secondary(unsigned int cpu, struct task_struct *idle) 


		/* Wait for the power to come up. */

		timeout = jiffies + msecs_to_jiffies(100);

		while (tegra_pmc_cpu_is_powered(cpu)) {

		while (!tegra_pmc_cpu_is_powered(cpu)) {

			if (time_after(jiffies, timeout))

				return -ETIMEDOUT;

			udelay(10);