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Message-ID: <20240620-annoying-elated-lobster-240aed-mkl@pengutronix.de>
Date: Thu, 20 Jun 2024 13:43:29 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Mark Brown <broonie@...nel.org>
Cc: Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
	Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.com>, 
	Stefan Moring <stefan.moring@...hnolution.nl>, Benjamin Bigler <benjamin@...ler.one>, 
	Carlos Song <carlos.song@....com>, Clark Wang <xiaoning.wang@....com>, 
	Adam Butcher <adam@...samine.co.uk>, linux-spi@...r.kernel.org, imx@...ts.linux.dev, 
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, Stefan Bigler <linux@...ler.io>, 
	Sebastian Reichel <sre@...nel.org>, Thorsten Scherer <T.Scherer@...elmann.de>
Subject: Re: [PATCH] spi: spi-imx: imx51: revert burst length calculation
 back to bits_per_word

On 20.06.2024 12:13:37, Mark Brown wrote:
> On Tue, 18 Jun 2024 19:34:18 +0200, Marc Kleine-Budde wrote:
> > The patch 15a6af94a277 ("spi: Increase imx51 ecspi burst length based
> > on transfer length") increased the burst length calculation in
> > mx51_ecspi_prepare_transfer() to be based on the transfer length.
> > 
> > This breaks HW CS + SPI_CS_WORD support which was added in
> > 6e95b23a5b2d ("spi: imx: Implement support for CS_WORD") and transfers
> > with bits-per-word != 8, 16, 32.
> > 
> > [...]
> 
> Applied to
> 
>    https://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git for-next

As this is a fix of a regression, can you pick this for v6.10, too.

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde          |
Embedded Linux                   | https://www.pengutronix.de |
Vertretung Nürnberg              | Phone: +49-5121-206917-129 |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-9   |

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