linux-kernel - Re: [PATCH v5 24/28] drm/xe/pf: Enable SR-IOV VF migration

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Message-ID: <20251117114813.67fbea04.alex@shazbot.org>
Date: Mon, 17 Nov 2025 11:48:13 -0700
From: Alex Williamson <alex@...zbot.org>
To: Michał Winiarski <michal.winiarski@...el.com>
Cc: Lucas De Marchi <lucas.demarchi@...el.com>, Thomas Hellström <thomas.hellstrom@...ux.intel.com>, Rodrigo Vivi
 <rodrigo.vivi@...el.com>, Jason Gunthorpe <jgg@...pe.ca>, Yishai Hadas
 <yishaih@...dia.com>, Kevin Tian <kevin.tian@...el.com>, Shameer Kolothum
 <skolothumtho@...dia.com>, <intel-xe@...ts.freedesktop.org>,
 <linux-kernel@...r.kernel.org>, <kvm@...r.kernel.org>, Matthew Brost
 <matthew.brost@...el.com>, "Michal Wajdeczko" <michal.wajdeczko@...el.com>,
 <dri-devel@...ts.freedesktop.org>, Jani Nikula
 <jani.nikula@...ux.intel.com>, Joonas Lahtinen
 <joonas.lahtinen@...ux.intel.com>, Tvrtko Ursulin <tursulin@...ulin.net>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, "Lukasz
 Laguna" <lukasz.laguna@...el.com>, Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCH v5 24/28] drm/xe/pf: Enable SR-IOV VF migration

On Tue, 11 Nov 2025 02:04:35 +0100
Michał Winiarski <michal.winiarski@...el.com> wrote:
> +static void pf_gt_migration_check_support(struct xe_gt *gt)
> +{
> +	if (IS_ENABLED(CONFIG_DRM_XE_DEBUG))
> +		return;
> +
> +	if (GUC_FIRMWARE_VER(&gt->uc.guc) < MAKE_GUC_VER(70, 54, 0))
> +		xe_sriov_pf_migration_disable(gt_to_xe(gt), "requires GuC version >= 70.54.0");
> +}
> +

The latest GuC firmware I see in the linux-firmware package is
70.53.0[1], is this newer firmware available anywhere?  Thanks,

Alex

[1]https://gitlab.com/kernel-firmware/linux-firmware/-/commit/9444af1a20eb24a39dba0eb0c511ee47c9d2631f