From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id D041DFD3777 for ; Wed, 25 Feb 2026 17:18:34 +0000 (UTC) Received: from mx.nabladev.com (mx.nabladev.com [178.251.229.89]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.50484.1772039911781544966 for ; Wed, 25 Feb 2026 09:18:32 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@nabladev.com header.s=dkim header.b=EydckRVx; spf=pass (domain: nabladev.com, ip: 178.251.229.89, mailfrom: pavel@nabladev.com) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id CBA0D1114D0; Wed, 25 Feb 2026 18:18:27 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nabladev.com; s=dkim; t=1772039908; h=from:subject:date:message-id:to:cc:mime-version:content-type: in-reply-to:references; bh=oHCWqs82/jHDp6pdxEb8VgYAcatd/aeRMM6X+YChbUg=; b=EydckRVxZrmychSLqlzyZYIbohDkpeV7lPi0USqlPxb34ovckFogIXPM/XpBqxKaRT7myp LP4auMEDkfH/Am0YDi5ekWYz8u7TCoxAxBRsDk280Ew7AduE9x6Jb4IZQ9nXdrR5NaJAj7 g+Z9Ty4/f0QhNKt980vDjZ5i2zK/rM05FxTtfGrR2+G2Uxi3GZvZCwFqIZqqzre9kCzhJL jhzXQZAiIlCs5I4U3Oo/aNPyu+Gku2KJPN6zi262cCK43ywD3pHY09soMroQ+fPJNoFo7x zJNbamyHR7FAsrkQf52k2wfXnz3RYBuuUcf9NMosBylVAPF7HnNhP3nH7Ze4pA== Date: Wed, 25 Feb 2026 18:18:25 +0100 From: Pavel Machek To: jan.kiszka@siemens.com Cc: Pavel Machek , Stephen Ecker , cip-dev@lists.cip-project.org Subject: Re: [cip-dev] i915 in 6.12 kernel Message-ID: References: <9927e980-b0d0-43a0-913c-cff2bda757e3@siemens.com> <4eb6eda3-2ceb-4f72-9bc7-f30a1974afe8@siemens.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="xKq2p+TgGrcbbqk6" Content-Disposition: inline In-Reply-To: <4eb6eda3-2ceb-4f72-9bc7-f30a1974afe8@siemens.com> X-Last-TLS-Session-Version: TLSv1.3 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Wed, 25 Feb 2026 17:18:34 -0000 X-Groupsio-URL: https://lists.cip-project.org/g/cip-dev/message/21987 --xKq2p+TgGrcbbqk6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > >> But CIP decided to maintain only a single tree with 6.12, and that mea= ns > >> that we can only accept backports from newer kernels. Unfortunately, t= he > >> i915 patches are still not ready for being proposed upstream. I'm not > >> into their details, you may ask for more details on the linux-rt-users= list. > >=20 > > Yes, applying the patches should be relatively easy. > >=20 > > Impression from RT meetings was that cleaning them up so they are of > > suitable quality for the merge may be more of a challenge. Suggestion > > would be to avoid i915 hardware if you care about realtime and > > long-term maintenance. >=20 > For some (or all) newer Intel SoCs, the Xe driver seems to be the > alternative that does not need downstream patches. I do not fully > understand if it is the driver for current and future SoCs or if there > is only partial overlap. Anyway, trying it out if it claims to support a > given platform would make a lot of sense. According to chatgpt, anything Tiger lake and newer should be supported by i915 and Xe drivers.=20 Best regards, Pavel --=20 In cooperation with Nabla. --xKq2p+TgGrcbbqk6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCaZ8u4QAKCRAw5/Bqldv6 8vqJAJ9XjOUEhVu11pnaumWIyx/LCkeU+wCgkzDX9QI8O1BOxAWiQTFqTHIED78= =7Aem -----END PGP SIGNATURE----- --xKq2p+TgGrcbbqk6--