From patchwork Wed Dec 13 07:20:49 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sinan Kaya X-Patchwork-Id: 10109429 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 908A3603ED for ; Wed, 13 Dec 2017 07:23:00 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8841328EA2 for ; Wed, 13 Dec 2017 07:23:00 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7D18228EBC; Wed, 13 Dec 2017 07:23:00 +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=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2BD7228EBA for ; Wed, 13 Dec 2017 07:23:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751549AbdLMHWp (ORCPT ); Wed, 13 Dec 2017 02:22:45 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:60186 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750749AbdLMHVI (ORCPT ); Wed, 13 Dec 2017 02:21:08 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 35EBD60A63; Wed, 13 Dec 2017 07:21:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1513149667; bh=GZTv+RFon0kdb43CMS7MQRSsuEMM8mSwC5kZimij+Zw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=caMLr6/3w5/gHQ/urkMMiykGwqZy2qJm1+LHcAnLiuE4/N8gPM+/K+/FjqbdLdMAE ckMXR/GqSpEmxymj2UtoItyA400S7csVTtNCby07oO8YiYaA5Xe47Nm8GIiYOPo0bQ tvi4lOzlVxiWOQlS2KyrIjJeZma8jM8/Uhvd0EG0= 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 8007260A1B; Wed, 13 Dec 2017 07:21:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1513149666; bh=GZTv+RFon0kdb43CMS7MQRSsuEMM8mSwC5kZimij+Zw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m67MXiQ4cShnXMw2pztcnwZpTSCmzDr419pSGCljsd2GmmZgS8/s2VpwsgbbL/9Y+ t1KPI4QYZLGl4q9vlU/8e0Z6FJNSh2xup15J8ghbos86smt6s1act+a82OMa8XXVZd AdkdRlQovD/D+lAi1+rdDqHIXLgfG1pj1vjozvGE= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 8007260A1B 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 Cc: linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sinan Kaya , Greg Kroah-Hartman , "Rafael J. Wysocki" , Len Brown , Mika Westerberg , Rob Herring , Dmitry Torokhov , Kieran Bingham , linux-kernel@vger.kernel.org (open list) Subject: [PATCH V8 3/7] device property: Introduce a common API to fetch device match data Date: Wed, 13 Dec 2017 02:20:49 -0500 Message-Id: <1513149653-19451-4-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1513149653-19451-1-git-send-email-okaya@codeaurora.org> References: <1513149653-19451-1-git-send-email-okaya@codeaurora.org> Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.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 851b1b6..09eaac9 100644 --- a/drivers/base/property.c +++ b/drivers/base/property.c @@ -1340,3 +1340,10 @@ 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 411a84c..4fa1a48 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 { struct fwnode_handle *(*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 f6189a3..6653ed4 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);