linux-kernel - Re: [PATCH v1 2/3] i2c: tegra: Rename I2C_PIO_MODE_MAX_LEN to I2C_PIO_MODE_PREFERRED

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Message-ID: <20191213151224.GD222809@ulmo>
Date:   Fri, 13 Dec 2019 16:12:24 +0100
From:   Thierry Reding <thierry.reding@...il.com>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Jonathan Hunter <jonathanh@...dia.com>,
        Laxman Dewangan <ldewangan@...dia.com>,
        Wolfram Sang <wsa@...-dreams.de>, linux-i2c@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/3] i2c: tegra: Rename I2C_PIO_MODE_MAX_LEN to
 I2C_PIO_MODE_PREFERRED_LEN

On Fri, Dec 13, 2019 at 02:34:27AM +0300, Dmitry Osipenko wrote:
> DMA is preferred for a larger transfers, while PIO is preferred for a
> smaller transfers to avoid unnecessary DMA overhead. There is no strict
> size limitations for the PIO-mode transfers, so let's rename the constant
> for clarity.
> 
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---
>  drivers/i2c/busses/i2c-tegra.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)

I ran this on the test farm and the results are all green, so:

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

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