linux-kernel - Re: [PATCH] spi: Increase imx51 ecspi burst length based on transfer length

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Message-ID: <CAOMZO5AftBB8B-Bb-j0TrTnKiQdGpBkq+jZ3surLSs6xPm_pUQ@mail.gmail.com>
Date:   Wed, 28 Jun 2023 10:16:02 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Stefan Moring <stefan.moring@...hnolution.nl>
Cc:     broonie@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
        linux-imx@....com, linux-spi@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] spi: Increase imx51 ecspi burst length based on transfer length

Hi Stefan,

On Wed, Jun 28, 2023 at 9:54 AM Stefan Moring
<stefan.moring@...hnolution.nl> wrote:
>
> IMX51 supports 4096 bit burst lengths. Using the spi transfer length
> instead of bits_per_word increases performance significantly.

Could you please share the performance increase after this change?

Thanks