linux-kernel - Re: [PATCH v3 4/5] platform/x86: think-lmi: Don't display unnecessary authentication settings

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Date:   Mon, 29 May 2023 15:05:29 +0300 (EEST)
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     Mark Pearson <mpearson-lenovo@...ebb.ca>
cc:     hdegoede@...hat.com, markgross@...nel.org,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 4/5] platform/x86: think-lmi: Don't display unnecessary
 authentication settings

On Fri, 26 May 2023, Mark Pearson wrote:

> If Opcode support is available (which is the standard for all platforms
> going forward) then there is no need to have the encoding and kbdlang
> attributes visible
> 
> Signed-off-by: Mark Pearson <mpearson-lenovo@...ebb.ca>
> ---
> Changes in v2 & v3: None. Version bumped in series
> 
>  drivers/platform/x86/think-lmi.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c
> index 1c02958035ad..64cd453d6e7d 100644
> --- a/drivers/platform/x86/think-lmi.c
> +++ b/drivers/platform/x86/think-lmi.c
> @@ -879,6 +879,12 @@ static umode_t auth_attr_is_visible(struct kobject *kobj,
>  		return 0;
>  	}
>  
> +	/* Don't display un-needed settings if opcode available */
> +	if ((attr == &auth_encoding.attr ||
> +	    attr == &auth_kbdlang.attr) &&

Indentation issue here, attr must be at the same column although putting 
the || on a single line might make this easier to read.

> +	    tlmi_priv.opcode_support)
> +		return 0;
> +
>  	return attr->mode;
>  }
>  
> 

-- 
 i.