From patchwork Tue Nov 10 09:17:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AceLan Kao X-Patchwork-Id: 1397462 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.ubuntu.com (client-ip=91.189.94.19; helo=huckleberry.canonical.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=canonical.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20161025 header.b=b0rNKKnA; dkim-atps=neutral Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4CVj2K1WDJz9sTK; Tue, 10 Nov 2020 20:17:59 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.86_2) (envelope-from ) id 1kcPmi-0003KY-BR; Tue, 10 Nov 2020 09:17:52 +0000 Received: from mail-pg1-f195.google.com ([209.85.215.195]) by huckleberry.canonical.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from ) id 1kcPmg-0003KF-2s for kernel-team@lists.ubuntu.com; Tue, 10 Nov 2020 09:17:50 +0000 Received: by mail-pg1-f195.google.com with SMTP id i7so9626681pgh.6 for ; Tue, 10 Nov 2020 01:17:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=rFFJ7LI9A7j6Hfp0BMJ6v+MLSy0SxomlUtm8BDbb7yE=; b=b0rNKKnAYFHiL3weGfeLkE+oYf+Tp/SZKUVMELAVuIpVlRk9omXNmASTSzRp7LGY6X WgdBIQqq4vepQ7gnwSGzc1I4s9CJAOonkrZPcrQAyXuTc6f5ohh0t1+dZob7uncWMCX2 R9RdNhwEG+ppg2Wl599a4HNMXGp9q16D9D9TvS+W3DmHgd9ow9S4ic7x67AyzSRd7bVd PPksChzbAYklmjl8LlnIwY3zMnBsWoPLXFDFFmzOrprc2TMqcEBLFwGbIbDlm5eLpMOy 5Kv2P5InTHY0aGa89j2NTHmQp60kkN3yyQ+QzHkN75AktQdzqXExJaMnucoGff6+Ez0z eOqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:subject:date:message-id :mime-version:content-transfer-encoding; bh=rFFJ7LI9A7j6Hfp0BMJ6v+MLSy0SxomlUtm8BDbb7yE=; b=DlCwN5f0LWK99NLQj+PMbQSpsWJNNc/0/zxjtMpbaZTaXQCzQAe7ySmxWqeUlqV76X ghn2O5CMQuV/AZsTGLhFdCVmRd0dykywIz8oHZJ4Z0kBCkup76DWf1pKs3UW9JjcfDjD ApirgIC7/rmYSX84PwpWiQ8fYF6KSnwhx8jfmEtvQs0wosDLdC18k+N7dzOm621iOAYW PosXCsJWsUP3wJafiIXn+c7qIctjhJGh4dr0+VExvHvp9ecbIayRwcol2kVKqrQzN9vt IPuJY4iUM3l5B0YbGBiF5DBdSfSi5AbUXag7MSevRUKDdsUB6eA/KuHOuv2fU8L53k7c vXAA== X-Gm-Message-State: AOAM5337GrOzkg+/2j/6diuvAq/VihQzp4VrhCBT6spJVjF+Zv+1YDM0 P7ExGapwooV0dy7Zb9KiEM0ipcpQJ2ej/UwU X-Google-Smtp-Source: ABdhPJwMaIRA9FPyHBqx93efT892vdDXBpZSJXzu5mKbngZTUN8vmZImu8MBcT/Za/giPIk1ETPNKA== X-Received: by 2002:a62:6103:0:b029:18c:4489:b0ef with SMTP id v3-20020a6261030000b029018c4489b0efmr3575939pfb.4.1604999867619; Tue, 10 Nov 2020 01:17:47 -0800 (PST) Received: from localhost (61-220-137-37.HINET-IP.hinet.net. [61.220.137.37]) by smtp.gmail.com with ESMTPSA id t9sm2282375pjo.4.2020.11.10.01.17.46 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Nov 2020 01:17:46 -0800 (PST) From: AceLan Kao To: kernel-team@lists.ubuntu.com Subject: [PATCH 0/1][SRU][OEM-5.10] Built-in screen is blank on some RKL platforms Date: Tue, 10 Nov 2020 17:17:44 +0800 Message-Id: <20201110091745.39747-1-acelan.kao@canonical.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Received-SPF: pass client-ip=209.85.215.195; envelope-from=acelan@gmail.com; helo=mail-pg1-f195.google.com X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" BugLink: https://bugs.launchpad.net/bugs/1903665 [Impact] On some RKL platforms, the built-in display shows nothing on the screen. [Fix] Below commit from Intel fix the issue. https://patchwork.freedesktop.org/patch/398145/?series=83154&rev=3 [Test] Verified on the RKL platforms. [Regression Potential] Low, the new DDC pin map is created for RKL platform only, should lead to no regression. Lee Shawn C (1): drm/i915/rkl: new rkl ddc map for different PCH drivers/gpu/drm/i915/display/intel_bios.c | 16 ++++++++++++++-- drivers/gpu/drm/i915/display/intel_vbt_defs.h | 2 ++ 2 files changed, 16 insertions(+), 2 deletions(-)