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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 AC61FC54EE9 for ; Thu, 8 Sep 2022 13:32:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=SODpYT/lqwRMlKY09W7s5vGa2XmTu7/2F0WvE00Nemk=; b=iPionkUdXrJJUT wV2AjsnRtE4POOKr2jjHU01TKC61hhq0Kvm45vx2XfqwHDJObzIaB0dSwy/yAl4gKzIg/HZLtGmwb De7fhLUulHqjihumbMUnBaUz7PxKR2gQn71V1kVy0JoyI56726EE+6M4LJ8tjpI6Qlsv3AnJgu8US YkHdgE/o+UeT/3MrIykyESPMpGA/rCNUvnQASIDLtZqQuX62lkGdClutNVk57pDGWTIvOtBTgDlsH Ys+EndkLbwPXS6QuH/w7pdG+ShMT//gDDyf002zm19t5hh/i/jC5ySs0aQptqaP90/u0CCFPLpWbh RF8JYqeMcZQsmazZ7pFQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oWHcz-003scF-EM; Thu, 08 Sep 2022 13:31:33 +0000 Received: from mga05.intel.com ([192.55.52.43]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oWHam-003qOp-5m for linux-arm-kernel@lists.infradead.org; Thu, 08 Sep 2022 13:29:17 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1662643756; x=1694179756; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=8WrWxiQuiUTX6EaggRQCN+4NAW99qANSsfg8ToIRMN0=; b=hWASuVzrh7eqJTJp1IC/tOobn5u4kKGfjWKu3Msye/InSiIxeL2reQU7 lhQNJeHqlygh/O4XoPjS5FuciEvWw3MkWhMsvYb/Df081SzJFlyUx9d4Z 4udndGTWduioM8bUNGTi/smXpfz9p83zTkxcUuHRsVTlzVQdkAcyeAl9K aAe1E+4VCGjCjOXoI+9gGvl0wHLWTMat+jfkW+AsfhsPS0SIk5imj/GXd GQBS4PVrUli9Id7HeyFNNRWqBDPkLh44qoibTLcN2uq7KHVJhDyW9UH6+ N1BhjsePt1bYsfOmUiuvIwrnXOrKz+gId/qZvgmIEHGE8TzuEZPl8XfbU w==; X-IronPort-AV: E=McAfee;i="6500,9779,10463"; a="383458630" X-IronPort-AV: E=Sophos;i="5.93,300,1654585200"; d="scan'208";a="383458630" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Sep 2022 06:29:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,300,1654585200"; d="scan'208";a="943343367" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga005.fm.intel.com with ESMTP; 08 Sep 2022 06:29:04 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id EACED57F; Thu, 8 Sep 2022 16:29:12 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Hans de Goede , "Rafael J. Wysocki" , Ard Biesheuvel , 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 , Wolfram Sang Subject: [PATCH v2 5/8] i2c: mlxbf: Refactor _UID handling to use acpi_dev_uid_to_integer() Date: Thu, 8 Sep 2022 16:29:07 +0300 Message-Id: <20220908132910.62122-6-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220908132910.62122-1-andriy.shevchenko@linux.intel.com> References: <20220908132910.62122-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220908_062916_258743_782E1AD0 X-CRM114-Status: GOOD ( 12.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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/i2c/busses/i2c-mlxbf.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) diff --git a/drivers/i2c/busses/i2c-mlxbf.c b/drivers/i2c/busses/i2c-mlxbf.c index 8716032f030a..32235c62f3d2 100644 --- a/drivers/i2c/busses/i2c-mlxbf.c +++ b/drivers/i2c/busses/i2c-mlxbf.c @@ -2229,35 +2229,27 @@ MODULE_DEVICE_TABLE(acpi, mlxbf_i2c_acpi_ids); static int mlxbf_i2c_acpi_probe(struct device *dev, struct mlxbf_i2c_priv *priv) { const struct acpi_device_id *aid; - struct acpi_device *adev; - unsigned long bus_id = 0; - const char *uid; + u64 bus_id; int ret; if (acpi_disabled) return -ENOENT; - adev = ACPI_COMPANION(dev); - if (!adev) - return -ENXIO; - aid = acpi_match_device(mlxbf_i2c_acpi_ids, dev); if (!aid) return -ENODEV; priv->chip = (struct mlxbf_i2c_chip_info *)aid->driver_data; - uid = acpi_device_uid(adev); - if (!uid || !(*uid)) { + ret = acpi_dev_uid_to_integer(ACPI_COMPANION(dev), &bus_id); + if (ret) { dev_err(dev, "Cannot retrieve UID\n"); - return -ENODEV; + return ret; } - ret = kstrtoul(uid, 0, &bus_id); - if (!ret) - priv->bus = bus_id; + priv->bus = bus_id; - return ret; + return 0; } #else static int mlxbf_i2c_acpi_probe(struct device *dev, struct mlxbf_i2c_priv *priv) -- 2.35.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel