From nobody Wed Dec 31 06:38:41 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 46EFCC4332F for ; Tue, 7 Nov 2023 13:53:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235115AbjKGNxG (ORCPT ); Tue, 7 Nov 2023 08:53:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50932 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235030AbjKGNwp (ORCPT ); Tue, 7 Nov 2023 08:52:45 -0500 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.88]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 679C6D7C for ; Tue, 7 Nov 2023 05:51:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699365090; x=1730901090; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=vxaiLcGzfNk0ddfcrq6pq99BkBv8gE1W9AOZ6yAzypg=; b=IMzGqsf0TgogrycIHP8SP+g5jbuQ1k83TA1lvUMBTf0L3wv7599dEwqC HN5AISENPR4dU/xp0tjGOyQVyV1WOCgQI5THj35PIEVvV4EhpTPm+oJdb mG1S7uPmemlxsnFmR9fvX+ls4hSBruedpbvtGfCjITqcTHHTpLnGjoM0H sd2j//+FJQLi9IOx2/6GRx+JvlJ+BV6La4AI+4B0QoDZo5NDns4NEVL7g zw6cs5JrISH5lJc1TTZJXy6n0H9CyNWfcz4m+a3sEUjM5Pa6uFS0hnI5n YqsAOtmGLWCcK+0fhj6ve8jLmx616mF+kohATaQ185vQU+nXKqwazQS2B w==; X-IronPort-AV: E=McAfee;i="6600,9927,10886"; a="420618978" X-IronPort-AV: E=Sophos;i="6.03,283,1694761200"; d="scan'208";a="420618978" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Nov 2023 05:51:30 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10886"; a="762705107" X-IronPort-AV: E=Sophos;i="6.03,283,1694761200"; d="scan'208";a="762705107" Received: from sannilnx-dsk.jer.intel.com ([10.12.231.107]) by orsmga002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Nov 2023 05:51:27 -0800 From: Alexander Usyskin To: Greg Kroah-Hartman , Lucas De Marchi , Daniele Ceraolo Spurio , Rodrigo Vivi Cc: Tomas Winkler , Alexander Usyskin , Vitaly Lubart , intel-xe@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/5] mei: hdcp: match without driver name Date: Tue, 7 Nov 2023 15:46:03 +0200 Message-Id: <20231107134606.316651-3-alexander.usyskin@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231107134606.316651-1-alexander.usyskin@intel.com> References: <20231107134606.316651-1-alexander.usyskin@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Remove dependency on i915 driver name in component_match function. Use PCI header information to match Intel graphics device. Signed-off-by: Alexander Usyskin --- drivers/misc/mei/hdcp/mei_hdcp.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/misc/mei/hdcp/mei_hdcp.c b/drivers/misc/mei/hdcp/mei_h= dcp.c index 51359cc5ece9..f8759a6c9ed3 100644 --- a/drivers/misc/mei/hdcp/mei_hdcp.c +++ b/drivers/misc/mei/hdcp/mei_hdcp.c @@ -17,6 +17,7 @@ */ =20 #include +#include #include #include #include @@ -781,9 +782,18 @@ static int mei_hdcp_component_match(struct device *dev= , int subcomponent, void *data) { struct device *base =3D data; + struct pci_dev *pdev; =20 - if (!dev->driver || strcmp(dev->driver->name, "i915") || - subcomponent !=3D I915_COMPONENT_HDCP) + if (!dev_is_pci(dev)) + return 0; + + pdev =3D to_pci_dev(dev); + + if (pdev->class !=3D (PCI_CLASS_DISPLAY_VGA << 8) || + pdev->vendor !=3D PCI_VENDOR_ID_INTEL) + return 0; + + if (subcomponent !=3D I915_COMPONENT_HDCP) return 0; =20 base =3D base->parent; --=20 2.34.1