From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Langsdorf <mlangsdo@redhat.com>
Subject: Re: [PATCH v7 04/17] ARM64 / ACPI: Introduce early_param for "acpi"
 and pass acpi=force to enable ACPI
Date: Thu, 15 Jan 2015 12:46:01 -0600
Message-ID: <54B80AE9.6070108@redhat.com>
References: <1421247905-3749-1-git-send-email-hanjun.guo@linaro.org> <1421247905-3749-5-git-send-email-hanjun.guo@linaro.org>
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To: Hanjun Guo <hanjun.guo@linaro.org>, Catalin Marinas <catalin.marinas@arm.com>, "Rafael J. Wysocki" <rjw@rjwysocki.net>, Olof Johansson <olof@lixom.net>, Arnd Bergmann <arnd@arndb.de>, Mark Rutland <mark.rutland@arm.com>, Grant Likely <grant.likely@linaro.org>, Will Deacon <will.deacon@arm.com>
Cc: Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>, Graeme Gregory <graeme.gregory@linaro.org>, Sudeep Holla <Sudeep.Holla@arm.com>, Jon Masters <jcm@redhat.com>, Jason Cooper <jason@lakedaemon.net>, Marc Zyngier <marc.zyngier@arm.com>, Bjorn Helgaas <bhelgaas@google.com>, Mark Brown <broonie@kernel.org>, Rob Herring <robh@kernel.org>, Robert Richter <rric@kernel.org>, Randy Dunlap <rdunlap@infradead.org>, Charles.Garcia-Tobin@arm.com, phoenix.liyi@huawei.com, Timur Tabi <timur@codeaurora.org>, suravee.suthikulpanit@amd.com, wangyijing@huawei.com, linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linaro-acpi@lists.linaro.org, Al Stone <al.stone@linaro.org>

On 01/14/2015 09:04 AM, Hanjun Guo wrote:
> From: Al Stone <al.stone@linaro.org>
>
> Introduce one early parameters "off" and "force" for "acpi", acpi=off
> will be the default behavior for ARM64, so introduce acpi=force to
> enable ACPI on ARM64.
>
> Disable ACPI before early parameters parsed, and enable it to pass
> "acpi=force" if people want use ACPI on ARM64. This ensures DT be
> the prefer one if ACPI table and DT both are provided at this moment.
>
> Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
> Tested-by: Yijing Wang <wangyijing@huawei.com>
> Signed-off-by: Al Stone <al.stone@linaro.org>
> Signed-off-by: Graeme Gregory <graeme.gregory@linaro.org>
> Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
> ---
Tested-by: Mark Langsdorf <mlangsdo@redhat.com>