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From: Francesco Dolcini <francesco@dolcini.it>
To: Thorsten Leemhuis <regressions@leemhuis.info>, linux@bigler.io
Cc: Francesco Dolcini <francesco@dolcini.it>,
	Stefan Moring <stefan.moring@technolution.nl>,
	Linux regressions mailing list <regressions@lists.linux.dev>,
	Mark Brown <broonie@kernel.org>,
	linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org
Subject: Re: spi: imx: Increase imx51 ecspi burst length fails on imx6dl and imx8mm
Date: Tue, 21 Nov 2023 10:16:57 +0100	[thread overview]
Message-ID: <ZVx1ic9/vxDDStoE@francesco-nb.int.toradex.com> (raw)
In-Reply-To: <90abbd7a-e3e3-42c9-9be9-28e475f0fc9a@leemhuis.info>

On Tue, Nov 21, 2023 at 10:06:51AM +0100, Thorsten Leemhuis wrote:
> On 20.11.23 18:48, Francesco Dolcini wrote:
> > On Mon, Nov 20, 2023 at 04:30:15PM +0100, Stefan Moring wrote:
> >> Can you verify the values used for the transfer,  spi_imx->count and spi_imx->
> >> bits_per_word inside the mx51_ecpsi_prepare_transfer() method? Those are the
> >> only two things that changed in the commits. Maybe compare them to the working
> >> version?
> > 
> > I would suggest to bisect the issue to the actual commit that
> > introduced the regression, I do not think this was done yet.
> 
> I think it was. To quote
Whoops, you are right.

> spi: Increase imx51 ecspi burst length based on transfer length
> 15a6af94a2779d5dfb42ee4bfac858ea8e964a3f
> 
> spi: imx: Take in account bits per word instead of assuming 8-bits
> 5f66db08cbd3ca471c66bacb0282902c79db9274

Do we know which one of those two commits introduces this regression?

Francesco


  reply	other threads:[~2023-11-21  9:17 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-18 14:25 spi: imx: Increase imx51 ecspi burst length fails on imx6dl and imx8mm linux
2023-11-18 15:13 ` Linux regression tracking (Thorsten Leemhuis)
2023-11-18 15:15   ` Thorsten Leemhuis
     [not found]     ` <CAB3BuKA+qOY+UhWR-9Ov3qsz3wQr8q8n38MrEMf3FMCthr04yA@mail.gmail.com>
2023-11-18 17:59       ` linux
     [not found]         ` <CAB3BuKARgJhaVNFsP1FQ+2yLe18QU9H17fHKjc-Sf3izE+MZ1Q@mail.gmail.com>
2023-11-20  8:27           ` linux
2023-11-20  8:47             ` Francesco Dolcini
2023-11-20  9:33               ` linux
2023-11-20 10:17                 ` Francesco Dolcini
     [not found]                   ` <CAB3BuKDb6uucujD7ac-w4pa1GVNLSQUA4OGE7i074mQSU==WaA@mail.gmail.com>
2023-11-20 16:45                     ` linux
2023-11-20 17:48                     ` Francesco Dolcini
2023-11-21  9:06                       ` Thorsten Leemhuis
2023-11-21  9:16                         ` Francesco Dolcini [this message]
2023-11-21 10:10                           ` Francesco Dolcini
2023-11-21 10:34                           ` linux
2023-11-22 13:26                             ` linux
2023-11-25 22:44                   ` Benjamin Bigler
2023-11-26 13:19                     ` Benjamin Bigler
2023-11-27  9:09                       ` linux
2023-12-05 13:36                         ` Linux regression tracking (Thorsten Leemhuis)
2023-12-07 19:43                           ` Benjamin Bigler

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