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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2573FC44533 for ; Tue, 21 Jul 2026 14:25:20 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 94A8B10EA34; Tue, 21 Jul 2026 14:25:19 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=lankhorst.se header.i=@lankhorst.se header.b="O4PY9zYj"; dkim-atps=neutral Received: from lankhorst.se (unknown [141.105.120.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0D47610EA2E; Tue, 21 Jul 2026 14:25:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lankhorst.se; s=default; t=1784643916; bh=MmaWzT+4FKZKngmyrrx8vgymN6f+HlVCN+qIc9Vq1g0=; h=From:To:Cc:Subject:Date:From; b=O4PY9zYjzChDg27dglDmzWNi9c3CKQ2L8Napg11XZvlBNswH0qfg8E8fNdQjrl+sc BbRl6FlLY2yA67oM+GBClrk8AfjoqYZRw6YQ8VLGCNkuVMxsaMOi3XNCZ6AOJOP3zu gcvNKNTulHl0vQa+a4Hm8KrfFfM6vnTMO548sxaOxMW/uEa/MHVAj2p0n10FOx+HHf sPcRag9BvWZAacBBgTuYhmJw2xFE/vse7DN9Hq8hEpEnbfdvjTjI4UyFVnFHuVex05 /UwPxcSXey1ejdnm2AF7/v0yYXsIFgJyTNHQ+cXm5/WXZZoazs84X28nKAeWM3MRfD b9f+3kKcfuUrA== From: Maarten Lankhorst To: intel-xe@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org, Maarten Lankhorst Subject: [PATCH v2 0/5] drm/xe/display: Transparant fallback from stolen to sysmem. Date: Tue, 21 Jul 2026 16:26:11 +0200 Message-ID: <20260721142610.93804-7-dev@lankhorst.se> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Changes since previous version: - Simplify the patch for copying between sysmem and stolen. - Take ownership of intel_bo_fbdev_bios_fb_takeover() - Keep series standalone. Copy the initial framebuffer from the stolen region to system memory when deciding to keep the device's framebuffer, instead of re-using the stolen memory. This allows for completely flicker-free boot even on platforms where we wouldn't allow use of stolen memory for the system framebuffer. Works best with https://patchwork.freedesktop.org/series/170430/ Maarten Lankhorst (5): drm/xe/display: Avoid using stolen memory for framebuffer when media gt exists. drm/xe/migrate: Support copying between sysmem and stolen drm/xe: Raise gt frequency slightly earlier. HACK: Always fallback drm/i915: Introduce intel_bo_fbdev_bios_fb_takeover() drivers/gpu/drm/i915/display/intel_bo.c | 7 ++ drivers/gpu/drm/i915/display/intel_bo.h | 1 + drivers/gpu/drm/i915/display/intel_fbdev.c | 68 ++++++++++++++++--- drivers/gpu/drm/i915/i915_bo.c | 14 +++- drivers/gpu/drm/i915/i915_bo.h | 6 -- drivers/gpu/drm/i915/i915_initial_plane.c | 14 ---- drivers/gpu/drm/xe/display/xe_display_bo.c | 66 +++++++++++++++++- drivers/gpu/drm/xe/display/xe_display_bo.h | 6 -- drivers/gpu/drm/xe/display/xe_initial_plane.c | 8 --- drivers/gpu/drm/xe/xe_device.c | 6 +- drivers/gpu/drm/xe/xe_migrate.c | 25 +++++-- include/drm/intel/display_parent_interface.h | 1 + 12 files changed, 165 insertions(+), 57 deletions(-) -- 2.53.0