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From:   Thierry Reding <treding@nvidia.com>
To:     Dmitry Osipenko <digetx@gmail.com>
CC:     Thierry Reding <thierry.reding@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Laxman Dewangan <ldewangan@nvidia.com>,
        Wolfram Sang <wsa@the-dreams.de>,
        =?utf-8?q?Micha=C5=82_Miros=C5=82aw?= <mirq-linux@rere.qmqm.pl>,
        Andy Shevchenko <andy.shevchenko@gmail.com>,
        <linux-i2c@vger.kernel.org>, <linux-tegra@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v7 21/34] i2c: tegra: Don't fall back to PIO mode if DMA
 configuration fails
In-Reply-To: <20200908224006.25636-22-digetx@gmail.com>
References: <20200908224006.25636-22-digetx@gmail.com>
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Date:   Mon, 21 Sep 2020 10:19:54 +0000
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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@gmail.com>
> ---
>  drivers/i2c/busses/i2c-tegra.c | 18 ++++++++++--------
>  1 file changed, 10 insertions(+), 8 deletions(-)

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