From: guohanjun@huawei.com (Hanjun Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] EDAC: Add AMD Seattle SoC EDAC
Date: Fri, 23 Oct 2015 09:38:48 +0800 [thread overview]
Message-ID: <56298FA8.2000406@huawei.com> (raw)
In-Reply-To: <20151021093536.GA3575@pd.tnic>
On 2015/10/21 17:35, Borislav Petkov wrote:
> On Wed, Oct 21, 2015 at 09:55:43AM +0800, Hanjun Guo wrote:
>> So I think the meaning of those error register is the same, but the way
>> of handle it may different from SoCs, for single bit error:
>>
>> - SoC may trigger a interrupt;
>> - SoC may just keep silent so we need to scan the registers using poll
>> mechanism.
>>
>> For Double bit error:
>> - SoC may also keep silent
>> - Trigger a interrupt
>> - Trigger a SEI (system error)
>>
>> Any suggestion to cover those cases?
> Well, I guess we can implement all those and have them configurable
> in the sense that a single driver loads, it has all functionality and
> dependent on the vendor detection, it does only what the vendor wants
> like trigger an interrupt or remain silent or ...
Hmm, so we need to keep the DT bindings for different SoCs which
have different ways of handling the errors.
Thanks
Hanjun
WARNING: multiple messages have this Message-ID (diff)
From: Hanjun Guo <guohanjun@huawei.com>
To: Borislav Petkov <bp@alien8.de>, Andre Przywara <andre.przywara@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org,
Brijesh Singh <brijeshkumar.singh@amd.com>,
Arnd Bergmann <arnd@arndb.de>,
ijc+devicetree@hellion.org.uk, dougthompson@xmission.com,
linux-kernel@vger.kernel.org, Huxinwei <huxinwei@huawei.com>,
robh+dt@kernel.org, pawel.moll@arm.com,
linux-arm-kernel@lists.infradead.org, galak@codeaurora.org,
mchehab@osg.samsung.com, linux-edac@vger.kernel.org
Subject: Re: [PATCH] EDAC: Add AMD Seattle SoC EDAC
Date: Fri, 23 Oct 2015 09:38:48 +0800 [thread overview]
Message-ID: <56298FA8.2000406@huawei.com> (raw)
In-Reply-To: <20151021093536.GA3575@pd.tnic>
On 2015/10/21 17:35, Borislav Petkov wrote:
> On Wed, Oct 21, 2015 at 09:55:43AM +0800, Hanjun Guo wrote:
>> So I think the meaning of those error register is the same, but the way
>> of handle it may different from SoCs, for single bit error:
>>
>> - SoC may trigger a interrupt;
>> - SoC may just keep silent so we need to scan the registers using poll
>> mechanism.
>>
>> For Double bit error:
>> - SoC may also keep silent
>> - Trigger a interrupt
>> - Trigger a SEI (system error)
>>
>> Any suggestion to cover those cases?
> Well, I guess we can implement all those and have them configurable
> in the sense that a single driver loads, it has all functionality and
> dependent on the vendor detection, it does only what the vendor wants
> like trigger an interrupt or remain silent or ...
Hmm, so we need to keep the DT bindings for different SoCs which
have different ways of handling the errors.
Thanks
Hanjun
WARNING: multiple messages have this Message-ID (diff)
From: Hanjun Guo <guohanjun@huawei.com>
To: Borislav Petkov <bp@alien8.de>, Andre Przywara <andre.przywara@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Brijesh Singh <brijeshkumar.singh@amd.com>,
Arnd Bergmann <arnd@arndb.de>, <linux-kernel@vger.kernel.org>,
<linux-edac@vger.kernel.org>, <robh+dt@kernel.org>,
<pawel.moll@arm.com>, <ijc+devicetree@hellion.org.uk>,
<galak@codeaurora.org>, <dougthompson@xmission.com>,
<mchehab@osg.samsung.com>, <linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, Huxinwei <huxinwei@huawei.com>
Subject: Re: [PATCH] EDAC: Add AMD Seattle SoC EDAC
Date: Fri, 23 Oct 2015 09:38:48 +0800 [thread overview]
Message-ID: <56298FA8.2000406@huawei.com> (raw)
In-Reply-To: <20151021093536.GA3575@pd.tnic>
On 2015/10/21 17:35, Borislav Petkov wrote:
> On Wed, Oct 21, 2015 at 09:55:43AM +0800, Hanjun Guo wrote:
>> So I think the meaning of those error register is the same, but the way
>> of handle it may different from SoCs, for single bit error:
>>
>> - SoC may trigger a interrupt;
>> - SoC may just keep silent so we need to scan the registers using poll
>> mechanism.
>>
>> For Double bit error:
>> - SoC may also keep silent
>> - Trigger a interrupt
>> - Trigger a SEI (system error)
>>
>> Any suggestion to cover those cases?
> Well, I guess we can implement all those and have them configurable
> in the sense that a single driver loads, it has all functionality and
> dependent on the vendor detection, it does only what the vendor wants
> like trigger an interrupt or remain silent or ...
Hmm, so we need to keep the DT bindings for different SoCs which
have different ways of handling the errors.
Thanks
Hanjun
next prev parent reply other threads:[~2015-10-23 1:38 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-19 19:23 [PATCH] EDAC: Add AMD Seattle SoC EDAC Brijesh Singh
2015-10-19 19:23 ` Brijesh Singh
2015-10-19 20:14 ` Borislav Petkov
2015-10-19 20:14 ` Borislav Petkov
2015-10-19 20:52 ` Mark Rutland
2015-10-19 20:52 ` Mark Rutland
2015-10-20 16:44 ` Brijesh Singh
2015-10-20 16:44 ` Brijesh Singh
2015-10-20 16:44 ` Brijesh Singh
2015-10-20 16:57 ` Borislav Petkov
2015-10-20 16:57 ` Borislav Petkov
2015-10-20 16:57 ` Borislav Petkov
2015-10-20 17:26 ` Mark Rutland
2015-10-20 17:26 ` Mark Rutland
2015-10-20 17:26 ` Mark Rutland
2015-10-20 17:36 ` Borislav Petkov
2015-10-20 17:36 ` Borislav Petkov
2015-10-20 17:41 ` Mark Rutland
2015-10-20 17:41 ` Mark Rutland
2015-10-20 17:41 ` Mark Rutland
2015-10-20 19:16 ` Brijesh Singh
2015-10-20 19:16 ` Brijesh Singh
2015-10-20 19:16 ` Brijesh Singh
2015-10-21 1:55 ` Hanjun Guo
2015-10-21 1:55 ` Hanjun Guo
2015-10-21 1:55 ` Hanjun Guo
2015-10-21 9:35 ` Borislav Petkov
2015-10-21 9:35 ` Borislav Petkov
2015-10-21 9:35 ` Borislav Petkov
2015-10-21 10:01 ` Andre Przywara
2015-10-21 10:01 ` Andre Przywara
2015-10-21 10:01 ` Andre Przywara
2015-10-21 16:22 ` Brijesh Singh
2015-10-21 16:22 ` Brijesh Singh
2015-10-21 16:22 ` Brijesh Singh
2015-10-23 1:38 ` Hanjun Guo [this message]
2015-10-23 1:38 ` Hanjun Guo
2015-10-23 1:38 ` Hanjun Guo
2015-10-20 17:25 ` Mark Rutland
2015-10-20 17:25 ` Mark Rutland
2015-10-20 17:25 ` Mark Rutland
2015-10-21 1:45 ` Hanjun Guo
2015-10-21 1:45 ` Hanjun Guo
2015-10-21 1:45 ` Hanjun Guo
2015-10-20 2:21 ` Hanjun Guo
2015-10-20 2:21 ` Hanjun Guo
2015-10-20 21:26 ` Brijesh Singh
2015-10-20 21:26 ` Brijesh Singh
2015-10-21 1:35 ` Hanjun Guo
2015-10-21 1:35 ` Hanjun Guo
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