From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=bigler.io header.i=@bigler.io header.b="GW+6Fvuw" Received: from smtp-1909.mail.infomaniak.ch (smtp-1909.mail.infomaniak.ch [IPv6:2001:1600:3:17::1909]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8771ABC for ; Wed, 22 Nov 2023 05:26:42 -0800 (PST) Received: from smtp-3-0000.mail.infomaniak.ch (unknown [10.4.36.107]) by smtp-2-3000.mail.infomaniak.ch (Postfix) with ESMTPS id 4Sb28H56lPzMqNwN; Wed, 22 Nov 2023 13:26:39 +0000 (UTC) Received: from unknown by smtp-3-0000.mail.infomaniak.ch (Postfix) with ESMTPA id 4Sb28G5pTvz3j; Wed, 22 Nov 2023 14:26:38 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=bigler.io; s=20200409; t=1700659599; bh=RdclPK7WlZdCt5CH1ffkzqGywkNSvU8Jbe2q8RmZWsQ=; h=Date:Subject:From:Reply-To:To:Cc:References:In-Reply-To:From; b=GW+6FvuwtrE67Riej5vbirkqfw8SL4rqFsfK065W6CleBgfEGWeLa8jDbqx9vQHto RfWtHTnG5UrTLx9Fg8DHJqSq93dGSyq2XbKaaS2QO8tBzNNJJpw2LC5hlCovnbG8Pz yJt2MjbqSQyFfSn9vPROCoqjO/Rh9CPhLg4MQbz8= Message-ID: Date: Wed, 22 Nov 2023 14:26:38 +0100 Subject: Re: spi: imx: Increase imx51 ecspi burst length fails on imx6dl and imx8mm From: linux@bigler.io Reply-To: linux@bigler.io To: Stefan Moring Cc: Thorsten Leemhuis , Linux regressions mailing list , Mark Brown , linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, Francesco Dolcini Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-WS-User-Origin: eyJpdiI6Ikozdzh4MnlWY3pzS0ltN1lMemRsd1E9PSIsInZhbHVlIjoiWnQyZ2hUNnpVeGd1V01pZ3R3TElrZz09IiwibWFjIjoiZmQ0ODBiNzg4NTY0OTJhZjFlNjUxODI4M2VmMDE5Y2VjOTQ5YjIwNjg2MGZkNmY0NTZkODY4Y2NhMzA3ZDk3MCIsInRhZyI6IiJ9 X-WS-User-Mbox: eyJpdiI6InJVWGRMdkpxc3dNZ05DdXVobFpMRWc9PSIsInZhbHVlIjoiaHpRaGhUdlp4L2FJWFBVelNYTndIZz09IiwibWFjIjoiYjRhY2FiMzdkNmQwMjJmYzBmZDM5MjQ3NDA5MDc1MjIzNWMxNjk3OTViNDJkOTgyOTI1NmYzZjk5ZDVjYTNjNiIsInRhZyI6IiJ9 X-WS-Location: eJxzKUpMKykGAAfpAmU- X-Mailer: Infomaniak Workspace (1.3.598) References: <2fcdd99eee9ee4f5d34fa1abab2f51bb@mail.infomaniak.com> <86566391db9c5044f1a082bc8ec697a2@mail.infomaniak.com> <6322fd4c1967a518310140c35ab34f65@mail.infomaniak.com> <90abbd7a-e3e3-42c9-9be9-28e475f0fc9a@leemhuis.info> <44e61a3385f84aa417a208ca348e4b8c@mail.infomaniak.com> In-Reply-To: <44e61a3385f84aa417a208ca348e4b8c@mail.infomaniak.com> X-Infomaniak-Routing: alpha Hi=20 i did now my test with the latest imx-sdma firmware 4.6 from NXP https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.18.bin There is no improvement. What is the HW that you use? What type of imx8? Regards Stefan Bigler Am 2023-11-21T11:34:26.000+01:00 hat geschrieben: > Hi >=20 > At least in my test-case the commit is NOT introducing this regression, = because the bits_per_word is 8, so the result is the same > spi: imx: Take in account bits per word instead of assuming 8-bits > 5f66db08cbd3ca471c66bacb0282902c79db9274 >=20 > I do not have the latest mx-sdma firmware can you tell me where I get it= . On=20 > https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.g= it/tree/imx/sdma > the latest I found was 4.5 >=20 > I tried to debug the code but it's hard vor me to understand where the pr= oblem could be. > I saw then I disable the dma with set >=20 > imx51_ecspi_devtype_data { > .has_dmamode =3D false, > } > the SPI is working fine. >=20 > Should I do some more tests, do some loggings..=20 > Please let me know >=20 > Regards=20 > Stefan Bigler