linux-kernel - Re: [PATCH V2] platform/x86: intel_pmc_core: Add CNP SLPS0 debug registers

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Message-ID: <CAHp75Vdxz2h1N_bLQ4wxrYoo-kRAHQK=+36Db0BfK1QR4iwVPw@mail.gmail.com>
Date:   Fri, 1 Jun 2018 11:25:03 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     David Box <david.e.box@...ux.intel.com>
Cc:     Andy Shevchenko <andy@...radead.org>,
        Rajneesh Bhardwaj <rajneesh.bhardwaj@...el.com>,
        Vishwanath Somayaji <vishwanath.somayaji@...el.com>,
        Darren Hart <dvhart@...radead.org>,
        kyle.d.pelton@...ux.intel.com,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2] platform/x86: intel_pmc_core: Add CNP SLPS0 debug registers

On Fri, Jun 1, 2018 at 2:04 AM, David E. Box
<david.e.box@...ux.intel.com> wrote:
> On Thu, 2018-05-31 at 21:38 +0300, Andy Shevchenko wrote:
>> On Fri, May 25, 2018 at 4:10 AM, David E. Box
>> <david.e.box@...ux.intel.com> wrote:

>> > +struct slps0_dbg_map {
>> > +       const struct pmc_bit_map *slps0_dbg_sts;
>> > +       int size;
>> > +};
>>
>> Didn't pay attention to this earlier. Why do we have a separate size
>> member? What does it define?
>
> It holds the size of the pmc_bit_map array, assigned as shown here:
>
> +static const struct slps0_dbg_map cnp_slps0_dbg_maps[] = {
> + {cnp_slps0_dbg0_map, ARRAY_SIZE(cnp_slps0_dbg0_map)},
> + {cnp_slps0_dbg1_map, ARRAY_SIZE(cnp_slps0_dbg1_map)},
> + {cnp_slps0_dbg2_map, ARRAY_SIZE(cnp_slps0_dbg2_map)},
> +};

I see.
Please drop this and use a terminator instead like it's done for the
rest map tables.

-- 
With Best Regards,
Andy Shevchenko