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From: Hanjun Guo <guohanjun@huawei.com>
To: Al Stone <al.stone@linaro.org>,
	linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Cc: rjw@rjwysocki.net, lenb@kernel.org, catalin.marinas@arm.com,
	will.deacon@arm.com, tglx@linutronix.de, jason@lakedaemon.net,
	linux-kernel@vger.kernel.org, linaro-acpi@lists.linaro.org,
	linaro-kernel@lists.linaro.org, patches@linaro.org
Subject: Re: [PATCH v3 1/3] ACPI : introduce macros for using the ACPI specification version
Date: Fri, 3 Jul 2015 13:16:35 +0800	[thread overview]
Message-ID: <55961AB3.70801@huawei.com> (raw)
In-Reply-To: <1435880916-2153-2-git-send-email-al.stone@linaro.org>

Hi Al,

On 2015/7/3 7:48, Al Stone wrote:
> Add the __ACPI_FADT_SPEC_VERSION() helper macro to build a proper version
> number from a major and minor revision number.  Add also macros that use
> the helper to construct the current version from the values in the FADT
> (i.e., ACPI_FADT_SPEC_VERSION) and both the 5.1 and 6.0 versions.
>
> These macros are added in order to simplify retrieving and comparing ACPI
> specification version numbers, since this is becoming a more frequent need.
> In particular, there are some architectures that require at least a certain
> version of the spec, and there are differences in some structure sizes that
> have changed with recent versions but can only be tracked by spec version
> number.
>
> Fixes: aeb823bbacc2 (ACPICA: ACPI 6.0: Add changes for FADT table.)

If I understand correctly, will it be (and for next two patches as well):

0cff8dc0099f (ACPICA: ACPI 6.0: Add changes for MADT table.)?

FADT table update was not introduce any regressions for ARM64
I think.

Thanks
Hanjun


WARNING: multiple messages have this Message-ID (diff)
From: guohanjun@huawei.com (Hanjun Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 1/3] ACPI : introduce macros for using the ACPI specification version
Date: Fri, 3 Jul 2015 13:16:35 +0800	[thread overview]
Message-ID: <55961AB3.70801@huawei.com> (raw)
In-Reply-To: <1435880916-2153-2-git-send-email-al.stone@linaro.org>

Hi Al,

On 2015/7/3 7:48, Al Stone wrote:
> Add the __ACPI_FADT_SPEC_VERSION() helper macro to build a proper version
> number from a major and minor revision number.  Add also macros that use
> the helper to construct the current version from the values in the FADT
> (i.e., ACPI_FADT_SPEC_VERSION) and both the 5.1 and 6.0 versions.
>
> These macros are added in order to simplify retrieving and comparing ACPI
> specification version numbers, since this is becoming a more frequent need.
> In particular, there are some architectures that require at least a certain
> version of the spec, and there are differences in some structure sizes that
> have changed with recent versions but can only be tracked by spec version
> number.
>
> Fixes: aeb823bbacc2 (ACPICA: ACPI 6.0: Add changes for FADT table.)

If I understand correctly, will it be (and for next two patches as well):

0cff8dc0099f (ACPICA: ACPI 6.0: Add changes for MADT table.)?

FADT table update was not introduce any regressions for ARM64
I think.

Thanks
Hanjun

WARNING: multiple messages have this Message-ID (diff)
From: Hanjun Guo <guohanjun@huawei.com>
To: Al Stone <al.stone@linaro.org>, <linux-acpi@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>
Cc: <rjw@rjwysocki.net>, <lenb@kernel.org>, <catalin.marinas@arm.com>,
	<will.deacon@arm.com>, <tglx@linutronix.de>,
	<jason@lakedaemon.net>, <linux-kernel@vger.kernel.org>,
	<linaro-acpi@lists.linaro.org>, <linaro-kernel@lists.linaro.org>,
	<patches@linaro.org>
Subject: Re: [PATCH v3 1/3] ACPI : introduce macros for using the ACPI specification version
Date: Fri, 3 Jul 2015 13:16:35 +0800	[thread overview]
Message-ID: <55961AB3.70801@huawei.com> (raw)
In-Reply-To: <1435880916-2153-2-git-send-email-al.stone@linaro.org>

Hi Al,

On 2015/7/3 7:48, Al Stone wrote:
> Add the __ACPI_FADT_SPEC_VERSION() helper macro to build a proper version
> number from a major and minor revision number.  Add also macros that use
> the helper to construct the current version from the values in the FADT
> (i.e., ACPI_FADT_SPEC_VERSION) and both the 5.1 and 6.0 versions.
>
> These macros are added in order to simplify retrieving and comparing ACPI
> specification version numbers, since this is becoming a more frequent need.
> In particular, there are some architectures that require at least a certain
> version of the spec, and there are differences in some structure sizes that
> have changed with recent versions but can only be tracked by spec version
> number.
>
> Fixes: aeb823bbacc2 (ACPICA: ACPI 6.0: Add changes for FADT table.)

If I understand correctly, will it be (and for next two patches as well):

0cff8dc0099f (ACPICA: ACPI 6.0: Add changes for MADT table.)?

FADT table update was not introduce any regressions for ARM64
I think.

Thanks
Hanjun


  parent reply	other threads:[~2015-07-03  5:16 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-02 23:48 [PATCH v3 0/3] Correct for ACPI 5.1->6.0 spec changes in MADT GICC entries Al Stone
2015-07-02 23:48 ` Al Stone
2015-07-02 23:48 ` [PATCH v3 1/3] ACPI : introduce macros for using the ACPI specification version Al Stone
2015-07-02 23:48   ` Al Stone
2015-07-03  0:21   ` Rafael J. Wysocki
2015-07-03  0:21     ` Rafael J. Wysocki
2015-07-03  5:23     ` Hanjun Guo
2015-07-03  5:23       ` Hanjun Guo
2015-07-03  5:23       ` Hanjun Guo
2015-07-03 19:22       ` Al Stone
2015-07-03 19:22         ` Al Stone
2015-07-03 23:50         ` Rafael J. Wysocki
2015-07-03 23:50           ` Rafael J. Wysocki
2015-07-06 21:53           ` Al Stone
2015-07-06 21:53             ` Al Stone
2015-07-06 22:44             ` Rafael J. Wysocki
2015-07-06 22:44               ` Rafael J. Wysocki
2015-07-03  5:16   ` Hanjun Guo [this message]
2015-07-03  5:16     ` Hanjun Guo
2015-07-03  5:16     ` Hanjun Guo
2015-07-03 19:32     ` Al Stone
2015-07-03 19:32       ` Al Stone
2015-07-02 23:48 ` [PATCH v3 2/3] ACPI / ARM64: add BAD_MADT_GICC_ENTRY() macro Al Stone
2015-07-02 23:48   ` Al Stone
2015-07-03 14:06   ` Catalin Marinas
2015-07-03 14:06     ` Catalin Marinas
2015-07-03 19:51     ` Al Stone
2015-07-03 19:51       ` Al Stone
2015-07-03 23:54       ` Rafael J. Wysocki
2015-07-03 23:54         ` Rafael J. Wysocki
2015-07-06 10:33         ` Catalin Marinas
2015-07-06 10:33           ` Catalin Marinas
2015-07-06 21:20         ` Al Stone
2015-07-06 21:20           ` Al Stone
2015-07-02 23:48 ` [PATCH v3 3/3] ACPI / ARM64 : use the new BAD_MADT_GICC_ENTRY macro Al Stone
2015-07-02 23:48   ` Al Stone

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