From patchwork Thu Dec 7 21:10:27 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinan Kaya X-Patchwork-Id: 10101059 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 51D3A605B4 for ; Thu, 7 Dec 2017 21:12:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4179B28711 for ; Thu, 7 Dec 2017 21:12:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 365BF28713; Thu, 7 Dec 2017 21:12:39 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D451528712 for ; Thu, 7 Dec 2017 21:12:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=+jbHHMZUCQQ2jaGB4wJlXQfWPrFY493pXmtKqGbhvgc=; b=N5qd5Tdq9emfEkfN9wnXgqzOgW swGRNGr1lRHhEwUrU61lcL8TZ5M/hYpJomPLjOzXsHKymvBJTmQxtr29S1JHF470QdssfRMic52e6 Wux0edb+zrncaN+2nugZMIAlKurYSLPWIxKoe6dbVsgABGZMQQt5V4iHhAzTOctaQHiXX5yhFnQ9Y SpbSJwdhdjI+v1g3bxUmhdNByYFpg1JUnjSaQM7vfnJXVJCHMLdid3wG2bbZHjQy6KarQ0sEnBFH5 d08wnxN9Ur2DW0yi6SeyjnjjDFFfW/FvgueiFulW4ie4dR2fpgu5R9qGL6y/74+fk6zlbv+P8pkJH qqWx7PMg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1eN3T1-0000UD-Ma; Thu, 07 Dec 2017 21:12:27 +0000 Received: from smtp.codeaurora.org ([198.145.29.96]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1eN3Rj-0007Um-VD for linux-arm-kernel@lists.infradead.org; Thu, 07 Dec 2017 21:11:13 +0000 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 61EE0607EB; Thu, 7 Dec 2017 21:10:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1512681048; bh=dysFEdTYcN2TKObgPpAwuQiQexx7vnOEOSfEtGDIHuc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A4aIUt6o18WOo1iclkUCnPfKxw5dGoqOEhTuX98pRjQAVCuym34r6LdNixOLdG69j FQJUla39g5i4v0YiTjpPv9VCQFeAAfamaQIDTbOmD+qzsmmQgFzSfrVVYZTq6LhOYG 9egOpZdnWngOhwJeuHbQGGladsIrKbphr/6+b/qk= Received: from drakthul.qualcomm.com (global_nat1_iad_fw.qualcomm.com [129.46.232.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: okaya@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id E66246086A; Thu, 7 Dec 2017 21:10:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1512681047; bh=dysFEdTYcN2TKObgPpAwuQiQexx7vnOEOSfEtGDIHuc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ifE4WIcmQ80HLT3RtEzB7cPcWxMxpCQTI0ajdbcWmiu5eLWcYWQWuK36V+TuW6T53 IAJATfbQyEk1w4BQSxylnAL0WC0NAJ5DFrRdoK032QKH2O9WKAous88KdNYvEPl7ll /tf9I5y1ImpOke1bZz42SLa9Z5KnccbO6iEnWDbQ= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org E66246086A Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=okaya@codeaurora.org From: Sinan Kaya To: dmaengine@vger.kernel.org, timur@codeaurora.org, devicetree@vger.kernel.org, linux-acpi@vger.kernel.org, sakari.ailus@linux.intel.com Subject: [PATCH V7 3/7] device property: Introduce a common API to fetch device match data Date: Thu, 7 Dec 2017 16:10:27 -0500 Message-Id: <1512681031-11343-4-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1512681031-11343-1-git-send-email-okaya@codeaurora.org> References: <1512681031-11343-1-git-send-email-okaya@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20171207_131108_287615_801E140B X-CRM114-Status: GOOD ( 11.45 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , linux-arm-msm@vger.kernel.org, Dmitry Torokhov , "Rafael J. Wysocki" , open list , Sinan Kaya , Kieran Bingham , Greg Kroah-Hartman , Mika Westerberg , linux-arm-kernel@lists.infradead.org, Len Brown MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP There is an OF/ACPI function to obtain the driver data. We want to hide OF/ACPI details from the device drivers and abstract following the device family of functions. Signed-off-by: Sinan Kaya Reviewed-by: Rob Herring Acked-by: Sakari Ailus --- drivers/base/property.c | 7 +++++++ include/linux/fwnode.h | 4 ++++ include/linux/property.h | 2 ++ 3 files changed, 13 insertions(+) diff --git a/drivers/base/property.c b/drivers/base/property.c index 7ed99c1..ee704a8 100644 --- a/drivers/base/property.c +++ b/drivers/base/property.c @@ -1335,3 +1335,10 @@ int fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode, return fwnode_call_int_op(fwnode, graph_parse_endpoint, endpoint); } EXPORT_SYMBOL(fwnode_graph_parse_endpoint); + +void *device_get_match_data(struct device *dev) +{ + return fwnode_call_ptr_op(dev_fwnode(dev), device_get_match_data, + dev); +} +EXPORT_SYMBOL_GPL(device_get_match_data); diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h index 0c35b6c..e2b4b22 100644 --- a/include/linux/fwnode.h +++ b/include/linux/fwnode.h @@ -15,6 +15,7 @@ #include struct fwnode_operations; +struct device; struct fwnode_handle { struct fwnode_handle *secondary; @@ -51,6 +52,7 @@ struct fwnode_reference_args { * struct fwnode_operations - Operations for fwnode interface * @get: Get a reference to an fwnode. * @put: Put a reference to an fwnode. + * @device_get_match_data: Return the device driver match data. * @property_present: Return true if a property is present. * @property_read_integer_array: Read an array of integer properties. Return * zero on success, a negative error code @@ -71,6 +73,8 @@ struct fwnode_operations { void (*get)(struct fwnode_handle *fwnode); void (*put)(struct fwnode_handle *fwnode); bool (*device_is_available)(const struct fwnode_handle *fwnode); + void *(*device_get_match_data)(const struct fwnode_handle *fwnode, + const struct device *dev); bool (*property_present)(const struct fwnode_handle *fwnode, const char *propname); int (*property_read_int_array)(const struct fwnode_handle *fwnode, diff --git a/include/linux/property.h b/include/linux/property.h index 6bebee1..01fa55b 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -275,6 +275,8 @@ int device_add_properties(struct device *dev, enum dev_dma_attr device_get_dma_attr(struct device *dev); +void *device_get_match_data(struct device *dev); + int device_get_phy_mode(struct device *dev); void *device_get_mac_address(struct device *dev, char *addr, int alen);