linux-kernel - Re: [PATCH v6][RESEND] platform: x86: New BayTrail IOSF-SB MBI driver

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Date:	Tue, 07 Jan 2014 10:15:03 -0800
From:	Randy Dunlap <rdunlap@...radead.org>
To:	"David E. Box" <david.e.box@...ux.intel.com>, mjg59@...f.ucam.org,
	rjw@...ysocki.net
CC:	linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH v6][RESEND] platform: x86: New BayTrail IOSF-SB MBI driver

On 01/07/14 10:03, David E. Box wrote:
> From: "David E. Box" <david.e.box@...ux.intel.com>
> 
> diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
> index b51a746..6e199a5 100644
> --- a/drivers/platform/x86/Kconfig
> +++ b/drivers/platform/x86/Kconfig
> @@ -819,4 +819,14 @@ config PVPANIC
>  	  a paravirtualized device provided by QEMU; it lets a virtual machine
>  	  (guest) communicate panic events to the host.
>  
> +config INTEL_BAYTRAIL_MBI
> +	tristate

Is this kconfig option displayed when you run menuconfig/nconfig/xconfig/gconfig etc.?
Doesn't it need a prompt string?
How did you enable it and test it?

> +	depends on PCI
> +	---help---
> +	  Needed on Baytrail platforms for access to the IOSF Sideband Mailbox
> +	  Interface. This is a requirement for systems that need to configure
> +	  the PUNIT for power management features such as RAPL. Register
> +	  addresses and r/w opcodes are defined in

Think of users reading this.  At least change "r/w" to read/write.
What is IOSF?  does it matter here?
PUNIT?  RAPL?

> +	  drivers/platform/x86/intel_baytrail.c.
> +
>  endif # X86_PLATFORM_DEVICES


-- 
~Randy
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