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Message-ID: <c6a6c72998a045398bbd40d7672457ef@HQMAIL111.nvidia.com>
Date:   Mon, 21 Sep 2020 10:19:54 +0000
From:   Thierry Reding <treding@...dia.com>
To:     Dmitry Osipenko <digetx@...il.com>
CC:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Laxman Dewangan <ldewangan@...dia.com>,
        Wolfram Sang <wsa@...-dreams.de>,
        Michał Mirosław <mirq-linux@...e.qmqm.pl>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        <linux-i2c@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v7 21/34] i2c: tegra: Don't fall back to PIO mode if DMA
 configuration fails

On Wed, 09 Sep 2020 01:39:53 +0300, Dmitry Osipenko wrote:
> The DMA code path has been tested well enough and the DMA configuration
> performed by tegra_i2c_config_fifo_trig() shouldn't ever fail in practice.
> Hence let's remove the obscure transfer-mode switching in order to have a
> cleaner and simpler code. Now I2C transfer will be failed if DMA
> configuration fails.
> 
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---
>  drivers/i2c/busses/i2c-tegra.c | 18 ++++++++++--------
>  1 file changed, 10 insertions(+), 8 deletions(-)

Tested-by: Thierry Reding <treding@...dia.com>

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