Messages in this thread | | | Date | Mon, 19 Feb 2018 11:39:45 +0100 | From | Mylène Josserand <> | Subject | Re: [PATCH v3 1/7] ARM: sun8i: smp: Add support for A83T |
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Hello Maxime,
On Mon, 19 Feb 2018 10:04:01 +0100 Maxime Ripard <maxime.ripard@bootlin.com> wrote:
> Hi, > > On Mon, Feb 19, 2018 at 09:18:31AM +0100, Mylène Josserand wrote: > > Add the support for A83T. > > > > A83T SoC has an additional register than A80 to handle CPU configurations: > > R_CPUS_CFG. Information about the register comes from Allwinner's BSP > > driver. > > An important difference is the Power Off Gating register for clusters > > which is BIT(4) in case of SUN9I-A80 and BIT(0) in case of SUN8I-A83T. > > > > Signed-off-by: Mylène Josserand <mylene.josserand@bootlin.com> > > This is some high-level review, but you should split this patch in > three: > - One to refactor the current code to split the DT parsing function > (and rename the function to sun9i_smp_dt_parse) and the variable renames > - One to enable the A83t SMP (with the function called sun8i_a83t_smp_dt_parse) > - One to enable the A83t hotplug (merged with your last patch)
Thank you for the review. Sure, I will split my patch in three.
> > Also, you're calling a lot of times of_machine_is_compatible, and this > is quite inefficient. You should call it once and store the result.
True.
Thanks,
Mylène
-- Mylène Josserand, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering http://bootlin.com
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