From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f170.google.com (mail-pf1-f170.google.com [209.85.210.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 60D5A2DBF75 for ; Tue, 21 Jul 2026 05:45:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.170 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784612725; cv=none; b=WLJeiI6cssP3MCZUMGd+IG6GbsyxGGoXyueV/3NZrzWMdP2IR+RPQeya2qYi1nVY8yvKhXEi/Nc9zVimTfn3MvKZQA/nkQICIiiINzr+QASCXBncT/mTh/ZeQ+QKcI9Ks8Ju/76b3OA5JYZ4FpC9PKcF6YvBvVZ6HlG5BvwvOMk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784612725; c=relaxed/simple; bh=5BhgpjbYv7n6lehcfJMF8RfisXcwZAfesEnS0AHA5bw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=BulaBwUJS6wjgzl1RRhD0SNZUPOAnd2mUEKXnxeM5ubycAgd757bkZKBRNgopWEdGuyBgRuXZePRIwJrXQ+uJ/af63bdTrp2DsGwVGI1/Z03rBHqjHpUmeG90Ct0XkosTVhOahoMDhGCtzm4YZL9xeHwfrOzcVqogrbAEHGczRs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=niyH+W0o; arc=none smtp.client-ip=209.85.210.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="niyH+W0o" Received: by mail-pf1-f170.google.com with SMTP id d2e1a72fcca58-84a2dcec51cso10043362b3a.3 for ; Mon, 20 Jul 2026 22:45:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1784612724; x=1785217524; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=DUyTzWLCTMDNRWqM9Nwj51oZX76siHgXFAZY7PVYJ6I=; b=niyH+W0oCs7obIekqZcREwbib3WeiSvwm9cdmy+o16MBvpn6i7gu+oCxZU7vYi6WZb dHhzU31UysT4c6zDiFGBa/7as/1c3sE/oTKayW3DMoBDDOa3pcMowTbuHEFTPagU8Ij9 yuTZHQKi4krAV1V9eFk9xP/hohACObK+FFZIjmn10SgXKjvjyAMNAbQ38BlLV7BMnP3e VgoC2dSKME/17DebW2KKAqUz/KYSNnUPY/8kLGaelyIerLZ6j7YyBgzqlaRXoKsRMJQe 9JhsieoxbtWpgZkmUZT7jQzGUxhHE2vo49yeHqE37Ex/BwvOP4RaU8yeu9eWWsgRZRd3 WL9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784612724; x=1785217524; 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:content-type; bh=DUyTzWLCTMDNRWqM9Nwj51oZX76siHgXFAZY7PVYJ6I=; b=IhxBloDkwYvNyDlIfjLab1xg0tP3hZf6Zhahr8P6IpgVGl2e8k1ZhIEN6SUeCf64lf cN2JXQZ2xykf9C+Yi5wVTKq4PxBeETANhfxGeX2clIJ7D/iu6AAFec8Q7of4K6/KCpN4 yzC/NphCL4eVpic7a9O2hs1YE+9C3zjo3GbHeLkGdnrb+f7evVQzbR6xKtYWbc8YNqRY h5zsK1kSqPi/0N4snpleYuKWMffkTx/uWSgN/S3dRfyLCfZwxlf/JT4SbaECWM8CN0t0 dy2A4IiKgFp/4uwbGEA71n98VnT6CSUKG2MS0Jm+BJz7pLHlUYYhPqvu83hK369SUQat M4Yg== X-Forwarded-Encrypted: i=1; AHgh+RoMN8zuNNvfrLudQGl+2kK/GKwK+SFGOSFLQAWY/f2unH8iEJ6UDDVSmAVSXLvqulfCT0ymaVCtSWrJHGXLYPm6iPD/hxg=@vger.kernel.org X-Gm-Message-State: AOJu0Yzl6yl6MtkvnnJxi/9LqVAtHEblLdW4u5c0u4iEISJZVKmhP8MV JpxteF3lEEz/a5vi8m6203WOFD/I/G32SAg+4+KmBG5x6ju8Z6b4u9c= X-Gm-Gg: AfdE7cl29GphlWhqNST3ElSf32So8oeYpPMRA7Vi5J1UQufmOtP+u8I4lGhg4WlDeHr Ly+G6wcD+q4ntXnOGjCQebHWJ5W1I6etJeICPQ9UIaYpHMhZkHKSZnOXTicWNrnNIY6EP3KHtyB OQYOKdAEbgZT7r241EQyNCOWDffU//mxs8hl1dzQdksRtuNoP9CKi57tI3PGW+ij1DTSigf/YIV AUQyVvvGX/qYmPzVM/jmdXXEwUpgEIDtjb4KENVKdcK2C1sQo5WBS6H22uOO800PRoknTRTFBcO RZmJHsKtWLmfbfVn2z1T5nWaq8RvrU5N+9sEkZ5dRG5tsy81WI9L5gDaSahLaMNrYSQq91uEgY+ BZEVw7vGhs4suUpESTidzSVbLOqj+ZFFOFiBjlq9fH09jUWBbeaJtaG7h00JB225oyDFuOyBc3M cserdvKht2VMwLzQJ/mI3O3Iu9lx6eatc7SuleiQ== X-Received: by 2002:a05:6a21:3b89:b0:3c3:64cc:311a with SMTP id adf61e73a8af0-3c3ad64b57emr18830801637.22.1784612723689; Mon, 20 Jul 2026 22:45:23 -0700 (PDT) Received: from at-Standard-PC-Q35-ICH9-2009.. ([27.60.20.188]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3142a1bb770sm46620876eec.16.2026.07.20.22.45.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jul 2026 22:45:21 -0700 (PDT) From: Atharva Tiwari To: Cc: Atharva Tiwari , Bjorn Helgaas , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Andreas Noever , Mika Westerberg , Yehezkel Bernat , Hans de Goede , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , Jarkko Sakkinen , Mimi Zohar , Roberto Sassu , Dmitry Kasatkin , Eric Snowberg , Paul Moore , James Morris , "Serge E. Hallyn" , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-integrity@vger.kernel.org, keyrings@vger.kernel.org, linux-security-module@vger.kernel.org Subject: [PATCH v2 0/2] Add Apple T2 NHI device links Date: Tue, 21 Jul 2026 01:45:00 -0400 Message-ID: <20260721054506.11871-1-atharvatiwarilinuxdev@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series adds a cached flag to detect Apple T2 systems, then uses it to create device links for the Thunderbolt NHI. Changes in v2: - Used a less generic name for has_t2_chip - Used DMI instead of PCI for has_apple_t2_chip to avoid PCI problems - Initialized ret in tb_apple_add_links Link to v1: https://lore.kernel.org/all/20260719180308.1398-1-atharvatiwarilinuxdev@gmail.com/ Atharva Tiwari (2): treewide: Add a flag to detect the Apple T2 chip thunderbolt: Add device links for Apple T2 NHI arch/x86/kernel/quirks.c | 105 ++++++++++++++++++ drivers/thunderbolt/tb.c | 51 ++++++++- include/linux/platform_data/x86/apple.h | 5 + security/integrity/platform_certs/load_uefi.c | 38 ++----- 4 files changed, 168 insertions(+), 31 deletions(-) -- 2.43.0