linux-kernel - Re: [PATCH V2] hwmon, k10temp: Add support for F15h M60h

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Date:	Thu, 14 Aug 2014 13:17:30 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Aravind Gopalakrishnan <aravind.gopalakrishnan@....com>
Cc:	clemens@...isch.de, jdelvare@...e.de, rdunlap@...radead.org,
	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com, bp@...e.de,
	dan.carpenter@...cle.com, lm-sensors@...sensors.org,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] hwmon, k10temp: Add support for F15h M60h

On Thu, Aug 14, 2014 at 11:54:22AM -0500, Aravind Gopalakrishnan wrote:
> This patch adds temperature monitoring support for F15h M60h processor.
>  - Add new pci device id for the relevant processor
>  - The functionality of REG_REPORTED_TEMPERATURE is moved to
>    D0F0xBC_xD820_0CA4 [Reported Temperature Control]
>    - So, use this to get CUR_TEMP value
>    - Since we need an indirect register access, protect this with
>      a mutex lock
>  - Add Kconfig, Doc entries to indicate support for this processor.
> 
> Signed-off-by: Aravind Gopalakrishnan <aravind.gopalakrishnan@....com>
> ---
> Changes in V2:
>  - Prevent race with other code that may require indirect NB_SMU_REG access
>  - Fix some minor style issues
> 
>  Documentation/hwmon/k10temp   |  2 +-
>  arch/x86/include/asm/amd_nb.h |  2 ++
>  arch/x86/kernel/amd_nb.c      | 15 +++++++++++++++
>  drivers/hwmon/Kconfig         |  6 +++---
>  drivers/hwmon/k10temp.c       | 22 +++++++++++++++++++---
>  5 files changed, 40 insertions(+), 7 deletions(-)
> 
[ ... ]

> diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
> index 02d3d85..0234a08 100644
> --- a/drivers/hwmon/Kconfig
> +++ b/drivers/hwmon/Kconfig
> @@ -275,13 +275,13 @@ config SENSORS_K8TEMP
>  
>  config SENSORS_K10TEMP
>  	tristate "AMD Family 10h+ temperature sensor"
> -	depends on X86 && PCI
> +	depends on X86 && PCI && AMD_NB

Is the added dependency acceptable ?

Guenter
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