On 06/05/2014 10:38 PM, Viresh Kumar wrote: > Tegra's driver got updated a bit (00917dd cpufreq: Tegra: implement > intermediate > frequency callbacks) and implements new 'intermediate freq' infrastructure of > core. Above commit updated comments about when to call > clk_prepare_enable(pll_x_clk) and Doug wasn't satisfied with those comments > and > said this: > >> The "Though when target-freq is intermediate freq, we don't need to >> take this reference." makes me think that this function is actually >> called when target-freq is intermediate freq. I don't think it is, >> right? > > For better clarity just make that comment more explicit about when we call > tegra_target_intermediate(). Wasn't sure if we actually need a commit for > this, > but anyway lets other decide if its worth enough :)
> diff --git a/drivers/cpufreq/tegra-cpufreq.c b/drivers/cpufreq/tegra-cpufreq.c > index a5fbc0a..48bc89b 100644 > --- a/drivers/cpufreq/tegra-cpufreq.c > +++ b/drivers/cpufreq/tegra-cpufreq.c > @@ -73,7 +73,7 @@ static int tegra_target_intermediate(struct cpufreq_policy > *policy, > * off when we move the cpu off of it as enabling it again while we > * switch to it from tegra_target() would take additional time. Though > * when target-freq is intermediate freq, we don't need to take this > - * reference. > + * reference and so this routine isn't called at all. > */ > clk_prepare_enable(pll_x_clk); I would remove the word "so" in the added line; the function is not called because we don't need to use an intermediate frequency, not because we don't need to take a reference to pll_x. With that change, Reviewed-by: Stephen Warren <swar...@nvidia.com> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/