[PATCH] ARM: tegra30: make the wait time of CPU power up to proportional to HZ

Stephen Warren swarren at wwwdotorg.org
Mon Jan 7 12:41:57 EST 2013


On 01/06/2013 07:56 PM, Joseph Lo wrote:
> It would rather to use the API of time_to_jiffies than a constant number
> of jiffies for the wait time of CPU power up.
> 
> Based on the work by:
> Sang-Hun Lee <sanlee at nvidia.com>

Applied to Tegra's for-3.9/soc branch.

> diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c

> -		timeout = jiffies + 5*HZ;
> +		timeout = jiffies + msecs_to_jiffies(50);

I did just want to confirm though; I think that changes the timeout from
5 seconds to 50mS and similarly for the other change. I assume that was
intended? The code certainly seemed to work just fine with this change
when I tested it.



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