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Date:   Mon, 11 Jan 2021 22:42:21 +0100
From:   Wolfram Sang <wsa@...nel.org>
To:     Mikko Perttunen <mperttunen@...dia.com>
Cc:     thierry.reding@...il.com, jonathanh@...dia.com, talho@...dia.com,
        linux-i2c@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, Muhammed Fazal <mfazale@...dia.com>,
        stable@...r.kernel.org
Subject: Re: [PATCH v2] i2c: tegra-bpmp: ignore DMA safe buffer flag

On Mon, Jan 11, 2021 at 05:58:16PM +0200, Mikko Perttunen wrote:
> From: Muhammed Fazal <mfazale@...dia.com>
> 
> Ignore I2C_M_DMA_SAFE flag as it does not make a difference
> for bpmp-i2c, but causes -EINVAL to be returned for valid
> transactions.

I wonder if bailing out on an unknown flag shouldn't be revisited in
general? I mean this will happen again when a new I2C_M_* flag is
introduced.


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