On Friday 08 February 2013 10:09:10 Stephen Warren wrote:
> On 02/08/2013 05:29 AM, Marc Dietrich wrote:
> > Hiroshi,
> >
> > Am Freitag, 8. Februar 2013, 09:29:31 schrieb Hiroshi Doyu:
> >> Refactored tegra{20,30,114}_init_early() so that we have the unified
> >> tegra_init_early().
> >>
> >> diff --git a/arch/arm/mach-tegra/hotplug.c
> >> b/arch/arm/mach-tegra/hotplug.c
> >>
> >> +void __init tegra_hotplug_init(void)
> >>
> >> {
> >>
> >> + switch (tegra_chip_id) {
> >> +#ifdef CONFIG_ARCH_TEGRA_2x_SOC
> >> + case TEGRA20:
> >> + tegra_hotplug_shutdown = tegra20_hotplug_shutdown;
> >> + break;
> >>
> >> #endif
> >>
> >> +#if defined(CONFIG_ARCH_TEGRA_3x_SOC)
> >> + case TEGRA30:
> >> + tegra_hotplug_shutdown = tegra30_hotplug_shutdown;
> >> + break;
> >>
> >> #endif
> >>
> >> + default:
> >> + BUG_ON(IS_ENABLED(CONFIG_HOTPLUG_CPU));
> >> + break;
> >> + }
> >> +}
> >
> > are these ifdefs really needed? Multisoc kernels will enable them all
> > anyway and there is a case structure which protects the assignments. Also
> > the hotplug functions are very tiny, so there shouldn't be a big loss.
>
> The files that contain/implement those functions are separate for each
> SoC and only included in the build when the individual SoCs are enabled.
>
> While multi-platform SoCs do make sense for distros, we also very
> specifically want to support the case where only Tegra, and only a
> single Tegra SoC, is enabled, hence this separation.
Huh? so tegra_defconfig is not supported?
grep "TEGRA_.*_SOC" tegra_defconfig:
CONFIG_ARCH_TEGRA_2x_SOC=y
CONFIG_ARCH_TEGRA_3x_SOC=y
Marc
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