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 523AAD3F074 for ; Wed, 28 Jan 2026 14:59:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B186910E1C2; Wed, 28 Jan 2026 14:59:14 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="BSJUV3aw"; dkim-atps=neutral Received: from mail-pl1-f176.google.com (mail-pl1-f176.google.com [209.85.214.176]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7E97610E1C2 for ; Wed, 28 Jan 2026 14:59:13 +0000 (UTC) Received: by mail-pl1-f176.google.com with SMTP id d9443c01a7336-2a12ebe4b74so68086965ad.0 for ; Wed, 28 Jan 2026 06:59:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1769612353; x=1770217153; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=zohHYUiSSiWv89YYYBiAoIYe/d4kRFJrNEy84GzqibY=; b=BSJUV3awKpOUUKVs7/md9JOhmVnwpbt6+lFzhoMiuh6MO611G7SYqlH2f6QjMgVQ18 zdi3sBEuxTM8BbL/jbUq2o69ENRxL6uArJANpzE6pYRPwMdzgsEArYqLpPKwNHL4M7h6 vq1+A2WChpBhUlRlnzH+xFXlBe/4zyKrq780CLOLY+v4wFhG7ji4e931vzXJSdw8EBqt pGukOdlJhNJ/UcMWR3+jJd986qLjcKYU5qXWBz+WMiZ+poWs5L3UAkYZP2LvG82jRGcb GMYmZdR44QJOa2s2dlTJnhv4qszw7zCBXuefSJciN8GPiDme+ld7rOt44+dR04KYdxrQ muCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769612353; x=1770217153; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=zohHYUiSSiWv89YYYBiAoIYe/d4kRFJrNEy84GzqibY=; b=JhXwQLkXQ2qtm4g0sqMBAopTHQvRJqgzqSq0t8v0IPvLUPqEfGr+6X9TrEfgefnL+u R8NGFaMxetVRTuqrPUrFzxc6XBbunOWOTsSjbGMARqI++G+RXrMM2CIhZAUi+ii0Q8c/ TNSOFkSVmDAu5aMSGLi69K1iDzdoiG6rfz9+62ajRCcaqj3+eaqoVveqZSdGZkCUU9/z 8FdkzlTSxW3rvPLJ2H3ozNzWvg6FDxnskZX3uTst0V9vZ0jmPorqgEVnfTGz0+socQXE PTPtUNDGWqQ4mK34U1VdcKKvpoGP6wzYPbzDzQh4W+/I3NF/UbbkjPKsbVLbNbP8fpIj BfLg== X-Forwarded-Encrypted: i=1; AJvYcCVQFk9SxNx+PDXRuylK4nxyjEurqG5CqwD0I7EpTj61Tc8fVrvOFvpRoJ9JZzZcHYyGfvPM9H7y49k=@lists.freedesktop.org X-Gm-Message-State: AOJu0Yw90Ptfnz59tBIfiiadGeAu0zVmkCuGLbL5qHGpXJ+YZy66EiCN wy1H2WqTQ/oJcIqbzArPgc6qSkrDjHljdI/dTK5joOYwLYSogNAIgNs= X-Gm-Gg: AZuq6aKeSrIv2zPAZ5z2Zs1USHkngq14+9LcGck5ZhF9zE+RRjwWoBCkUyaRJhPbVre L4D/HApfAuz1OyukZj5tRBWGpr//YcA/n+cUOuWm1aDtyIHVHO7oPqIvaA04YfN+xsliBsTiiD8 z+Isu5t4frLoO8QRs1gwJ2ZeR5b5Wpvxwd3TqFTCgmYZ9FAK1k0ZylOPEykdH0qbJKe4tDMI0O0 1XpRAYDs8Xh7r3aUiuMyIlii5P1PYxRLtRvOfM80AGp4jPxB3M+MShZvWYXQK6dnENckuDyZDKn XhowSC+7f7uVoaCsoHwJggXzAkuHk3b/u2xJMzR5+nevg2LAVQK8Ahc+nXqrNCCwEJy35+Sn/ms Oudg0f/WNY8fHRYx5vWg+hAeQvg//jKH8mdCwtBrkQlhdldoXCwG49J7j4Xd4aTeQfDrFQ9051Z tRRfG5GGuo7frZ X-Received: by 2002:a17:903:1a88:b0:2a3:e7b6:ab53 with SMTP id d9443c01a7336-2a870db403amr54053765ad.22.1769612352864; Wed, 28 Jan 2026 06:59:12 -0800 (PST) Received: from at.. ([171.61.161.8]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a88b5d9a7bsm25820235ad.79.2026.01.28.06.59.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Jan 2026 06:59:12 -0800 (PST) From: Atharva Tiwari To: Cc: Atharva Tiwari , Ard Biesheuvel , Jani Nikula , Rodrigo Vivi , Joonas Lahtinen , Tvrtko Ursulin , David Airlie , Simona Vetter , Javier Martinez Canillas , Thomas Zimmermann , Lenny Szubowicz , Ingo Molnar , Francesco Pompo , linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH v2 0/2] Add support for eGPUs on Apple Products Date: Wed, 28 Jan 2026 14:58:36 +0000 Message-ID: <20260128145855.1071-1-atharvatiwarilinuxdev@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This series adds support for eGPUs on Apple products, by enabling apple-set-os on all apple devices. A side effect of this patch is that the iGPU becomes enabled on iMacs. However, iMacs can’t use the iGPU to drive the display (They can't link-train the internal display), so displays must be disabled on iMacs. Changes in v2: - Reworded cover-letter - Transferred logic to has_no_display in the 2nd patch Link to v1: https://lore.kernel.org/all/20260125001111.1269-1-atharvatiwarilinuxdev@gmail.com/ Atharva Tiwari (2): efi/libstub: enable apple-set-os for all apple devices drm/i915/display: Disable display for iMac's drivers/firmware/efi/libstub/x86-stub.c | 22 +++++-------------- .../drm/i915/display/intel_display_device.c | 13 ++++++++++- 2 files changed, 17 insertions(+), 18 deletions(-) -- 2.43.0