linux-kernel - Re: [PATCH] ACPI: CPPC: Return error if

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Message-ID: <1558114.I3zECpjpKJ@vostro.rjw.lan>
Date:	Fri, 24 Jun 2016 15:35:35 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	"Prakash, Prashanth" <pprakash@...eaurora.org>,
	Hoan Tran <hotran@....com>
Cc:	Ashwin Chaugule <ashwin.chaugule@...aro.org>,
	Len Brown <lenb@...nel.org>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, lho@....com,
	Duc Dang <dhdang@....com>
Subject: Re: [PATCH] ACPI: CPPC: Return error if _CPC is invalid on a CPU

On Wednesday, June 22, 2016 11:01:42 AM Prakash, Prashanth wrote:
> Hi Hoan,
> 
> On 6/17/2016 4:16 PM, Hoan Tran wrote:
> > Based on 8.4.7.1 section of ACPI 6.1 specification, if the platform
> > supports CPPC, the _CPC object must exist under all processor objects.
> > If cpc_desc_ptr pointer is invalid on any CPUs, acpi_get_psd_map()
> > should return error and CPPC cpufreq driver can not be registered.
> >
> > Signed-off-by: Hoan Tran <hotran@....com>
> This patch looks good to me. So,
> 
> Reviewed-by: Prashanth Prakash <pprakash@...eaurora.org>

Patch applied, thanks!