From patchwork Tue Sep 13 16:31:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 606812 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 964B1C54EE9 for ; Tue, 13 Sep 2022 17:40:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233217AbiIMRkc (ORCPT ); Tue, 13 Sep 2022 13:40:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57776 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233225AbiIMRjr (ORCPT ); Tue, 13 Sep 2022 13:39:47 -0400 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1DBBF7CAAC; Tue, 13 Sep 2022 09:32:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1663086775; x=1694622775; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Li1WN8sCVHEAq82ItBnE/csBRZWXw+X9ZOrYZ4j6bLY=; b=H6Npwu+med9T8WQFfoUfFHGlR23/O51b3Cw1mFpLHPyl2VWv/TaoUcxH +q9vCE8QqqDoJJIg7b6roSJzFYw4aiewo0dqj8QmW0KARlbXvQjlU1WLq fJ2R5LmOWC++Mqup4UvUtohx6LyvwVTIJBmLjd7P6HgFjevkoZVMRBDMa Au6ZPS0OLSQR4TJ5KgKtU0ZwnRgyFb6bA5hxFtVpeDwzNTf0FYZJiLFbV Cmky9DAQVFDT+kzfiofamtbKN99Gt+rW+VnZ7aSy/GpO6ahQLmdDoancU jmBlQCDBZCdeIOKdfBLiD1QjCoGGdVm+uOdGSuLzN0czmjiATOeG2d8Oi g==; X-IronPort-AV: E=McAfee;i="6500,9779,10469"; a="324432995" X-IronPort-AV: E=Sophos;i="5.93,313,1654585200"; d="scan'208";a="324432995" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Sep 2022 09:31:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,313,1654585200"; d="scan'208";a="758857587" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga001.fm.intel.com with ESMTP; 13 Sep 2022 09:31:32 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 522A7363; Tue, 13 Sep 2022 19:31:49 +0300 (EEST) From: Andy Shevchenko To: "Rafael J. Wysocki" , Andy Shevchenko , Hans de Goede , Ard Biesheuvel , Wolfram Sang , Mark Brown , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org, linux-i2c@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, devel@acpica.org Cc: "Rafael J. Wysocki" , Len Brown , Elie Morisse , Nehal Shah , Shyam Sundar S K , Khalil Blaiech , Andy Gross , Bjorn Andersson , Konrad Dybcio , Will Deacon , Mark Rutland , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Robert Moore Subject: [PATCH v3 3/8] ACPI: x86: Refactor _UID handling to use acpi_dev_uid_to_integer() Date: Tue, 13 Sep 2022 19:31:42 +0300 Message-Id: <20220913163147.24258-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220913163147.24258-1-andriy.shevchenko@linux.intel.com> References: <20220913163147.24258-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-efi@vger.kernel.org ACPI utils provide acpi_dev_uid_to_integer() helper to extract _UID as an integer. Use it instead of custom approach. Signed-off-by: Andy Shevchenko Reviewed-by: Hans de Goede --- drivers/acpi/x86/utils.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index 664070fc8349..2764b4778ce7 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -351,11 +351,17 @@ int acpi_quirk_skip_serdev_enumeration(struct device *controller_parent, bool *s struct acpi_device *adev = ACPI_COMPANION(controller_parent); const struct dmi_system_id *dmi_id; long quirks = 0; + u64 uid; + int ret; *skip = false; - /* !dev_is_platform() to not match on PNP enumerated debug UARTs */ - if (!adev || !adev->pnp.unique_id || !dev_is_platform(controller_parent)) + ret = acpi_dev_uid_to_integer(adev, &uid); + if (ret) + return 0; + + /* to not match on PNP enumerated debug UARTs */ + if (!dev_is_platform(controller_parent)) return 0; dmi_id = dmi_first_match(acpi_quirk_skip_dmi_ids); @@ -363,10 +369,10 @@ int acpi_quirk_skip_serdev_enumeration(struct device *controller_parent, bool *s quirks = (unsigned long)dmi_id->driver_data; if (quirks & ACPI_QUIRK_UART1_TTY_UART2_SKIP) { - if (!strcmp(adev->pnp.unique_id, "1")) + if (uid == 1) return -ENODEV; /* Create tty cdev instead of serdev */ - if (!strcmp(adev->pnp.unique_id, "2")) + if (uid == 2) *skip = true; }