linux-kernel - Re: [PATCH v3 1/8] mfd: cros_ec: fail early if we cannot identify the EC

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Message-ID: <20180307155218.vxykivgzfef4bjjp@dell>
Date:   Wed, 7 Mar 2018 15:52:18 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Enric Balletbo i Serra <enric.balletbo@...labora.com>
Cc:     groeck@...omium.org, andy.shevchenko@...il.com,
        kernel@...labora.com, gwendal@...omium.org,
        linux-kernel@...r.kernel.org,
        Vincent Palatin <vpalatin@...omium.org>
Subject: Re: [PATCH v3 1/8] mfd: cros_ec: fail early if we cannot identify
 the EC

On Mon, 26 Feb 2018, Enric Balletbo i Serra wrote:

> From: Vincent Palatin <vpalatin@...omium.org>
> 
> If we cannot communicate with the EC chip to detect the protocol version
> and its features, it's very likely useless to continue. Else we will
> commit all kind of uninformed mistakes (using the wrong protocol, the
> wrong buffer size, mixing the EC with other chips).
> 
> Signed-off-by: Vincent Palatin <vpalatin@...omium.org>
> Acked-by: Benson Leung <bleung@...omium.org>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
> Reviewed-by: Gwendal Grignou <gwendal@...omium.org>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
> ---
> 
> Changes in v3: None
> Changes in v2: None
> 
>  drivers/mfd/cros_ec.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)

Acked-by: Lee Jones <lee.jones@...aro.org>

-- 
Lee Jones
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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