linux-kernel - Re: [PATCH] drivers: uio: new driver uio_fsl_85xx_cache

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Message-ID: <9263f8fb-74e0-4c74-6c72-bdf0dfafbf1b@infradead.org>
Date:   Fri, 17 Apr 2020 10:39:35 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Wang Wenhu <wenhu.wang@...o.com>, gregkh@...uxfoundation.org,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Cc:     christophe.leroy@....fr, oss@...error.net, kernel@...o.com,
        robh@...nel.org, Michael Ellerman <mpe@...erman.id.au>
Subject: Re: [PATCH] drivers: uio: new driver uio_fsl_85xx_cache_sram

On 4/17/20 10:21 AM, Wang Wenhu wrote:
> diff --git a/drivers/uio/Kconfig b/drivers/uio/Kconfig
> index 202ee81cfc2b..f6e6ec0089c0 100644
> --- a/drivers/uio/Kconfig
> +++ b/drivers/uio/Kconfig
> @@ -105,6 +105,14 @@ config UIO_NETX
>  	  To compile this driver as a module, choose M here; the module
>  	  will be called uio_netx.
>  
> +config UIO_FSL_85XX_CACHE_SRAM
> +	tristate "Freescale MPC85xx Cache-Sram driver"
> +	depends on FSL_SOC_BOOKE && PPC32 && !FSL_85XX_CACHE_SRAM
> +	help
> +	  Generic driver for accessing the Cache-Sram form user level. This

	                                              from

and SRAM would be better than Sram IMO. (2 places)

> +	  is extremely helpful for some user-space applications that require
> +	  high performance memory accesses.
> +
>  config UIO_FSL_ELBC_GPCM
>  	tristate "eLBC/GPCM driver"
>  	depends on FSL_LBC

thanks.
-- 
~Randy