From: "Liang, Kan" <kan.liang@linux.intel.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: "Kroening, Gary" <gary.kroening@hpe.com>,
"mingo@redhat.com" <mingo@redhat.com>,
"hpa@zytor.com" <hpa@zytor.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"peterz@infradead.org" <peterz@infradead.org>,
"Travis, Mike" <mike.travis@hpe.com>,
"Banman, Andrew" <abanman@hpe.com>,
"Sivanich, Dimitri" <dimitri.sivanich@hpe.com>,
"Anderson, Russ" <russ.anderson@hpe.com>,
"x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/1] x86/platform/x86: Fix count of CHas on multi-pci-segment arches
Date: Tue, 13 Mar 2018 13:15:52 -0400 [thread overview]
Message-ID: <23d70b0d-ec19-32c8-e636-4cc36f1eec47@linux.intel.com> (raw)
In-Reply-To: <CAHp75Vex+m-HqVD-H=B7zh=TFWR2Jbw2zSUwhApeY7xBb8pcvg@mail.gmail.com>
On 3/13/2018 12:00 PM, Andy Shevchenko wrote:
> On Tue, Mar 13, 2018 at 5:58 PM, Andy Shevchenko
> <andy.shevchenko@gmail.com> wrote:
>> On Tue, Mar 13, 2018 at 3:42 AM, Liang, Kan <kan.liang@linux.intel.com> wrote:
>>
>>> +#define SKX_CAPID6 0x9c
>
>>> + pci_read_config_dword(dev, SKX_CAPID6, &val);
>
> Moreover, this is too non-flexible. Can't you find a capability based
> on CAP ID + offset?
>
It looks it doesn't use capability.
16:1e.3 System peripheral: Intel Corporation Sky Lake-E PCU Registers
(rev 04)
00: 86 80 83 20 00 00 00 00 04 00 80 08 00 00 80 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 86 80 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Thanks,
Kan
next prev parent reply other threads:[~2018-03-13 17:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-07 20:33 [PATCH 1/1] x86/platform/x86: Fix count of CHas on multi-pci-segment arches Kroening, Gary
2018-03-13 1:42 ` Liang, Kan
2018-03-13 5:06 ` Kroening, Gary
2018-03-13 12:28 ` Liang, Kan
2018-03-13 5:24 ` Kroening, Gary
2018-03-13 15:58 ` Andy Shevchenko
2018-03-13 16:00 ` Andy Shevchenko
2018-03-13 17:15 ` Liang, Kan [this message]
2018-03-13 17:22 ` Andy Shevchenko
2018-03-13 17:28 ` Liang, Kan
2018-03-13 17:31 ` Andy Shevchenko
2018-03-13 17:16 ` Liang, Kan
2018-03-13 17:42 ` Liang, Kan
2018-03-13 17:46 ` Andy Shevchenko
2018-03-13 17:49 ` Andy Shevchenko
2018-03-13 17:50 ` Andy Shevchenko
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