linux-kernel - Re: [PATCH v6 6/8] platform/mellanox: Introduce support for Mellanox register access driver

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Message-ID: <b804ccc4-77c3-e7a9-9486-8d12d50ec5f7@infradead.org>
Date:   Sun, 17 Jun 2018 09:52:16 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Vadim Pasternak <vadimp@...lanox.com>, dvhart@...radead.org,
        andy.shevchenko@...il.com, gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        jiri@...nulli.us, michaelsh@...lanox.com, ivecera@...hat.com
Subject: Re: [PATCH v6 6/8] platform/mellanox: Introduce support for Mellanox
 register access driver

On 06/17/2018 09:56 AM, Vadim Pasternak wrote:
> ---
>  drivers/platform/mellanox/Kconfig     |  11 ++
>  drivers/platform/mellanox/Makefile    |   1 +
>  drivers/platform/mellanox/mlxreg-io.c | 245 ++++++++++++++++++++++++++++++++++
>  3 files changed, 257 insertions(+)
>  create mode 100644 drivers/platform/mellanox/mlxreg-io.c

Hi,

> diff --git a/drivers/platform/mellanox/Kconfig b/drivers/platform/mellanox/Kconfig
> index 591bccd..ddfae9fc 100644
> --- a/drivers/platform/mellanox/Kconfig
> +++ b/drivers/platform/mellanox/Kconfig
> @@ -23,4 +23,15 @@ config MLXREG_HOTPLUG
>  	  This driver handles hot-plug events for the power suppliers, power
>  	  cables and fans on the wide range Mellanox IB and Ethernet systems.
>  
> +config MLXREG_IO
> +	tristate "Mellanox platform register access driver support"
> +	depends on REGMAP
> +	depends on HWMON
> +	help
> +	  This driver allows access to Mellanox programmable device register
> +	  space trough sysfs interface. The sets of registers for sysfs access

	        through

> +	  are defined per system type bases and includes the registers related

	                                    and include the

> +	  to system resets operation, system reset causes monitoring and some
> +	  kinds of mux selection.
> +
>  endif # MELLANOX_PLATFORM


-- 
~Randy