From patchwork Tue Sep 27 14:28:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12990718 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 CE3F9C6FA83 for ; Tue, 27 Sep 2022 14:28:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231513AbiI0O2Z (ORCPT ); Tue, 27 Sep 2022 10:28:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48854 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232317AbiI0O2N (ORCPT ); Tue, 27 Sep 2022 10:28:13 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16DA7186990; Tue, 27 Sep 2022 07:28:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1664288892; x=1695824892; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=cc1aFjYUO4SDChMPwPNv5Bv/vhNv4tExWF8sOyp8IOc=; b=AvtXbPzYTPnufJQiza+ZRHIPXhXeWSgPSD+kvl3K+YPqvweu7aF+Wco8 3KX5tQpUPfbkZhew7Kl9nEAyrnUM1DDiH/llettZtkTYHkGA9OXcyXiBn gthYOECzUS0yiIQmeC4/7JYL8oJdvTTwXzYchh+hwj0D/5dhpwRKre9zk SxXypEAqgQRY7o7CS9+gcKKgfDJsjoL3jfWFxi3uzFwOs9m7G0SWfMBCc xaOIZcZeIYjpkXjpvZ7RI+TgGtAf3D3tdsG4ECcG3RfrpUY4MeMCa8+YD 2phU6KEOr90Mt6GZMyX+Xcj56td6+9LlW+9bJaMYGfDj3vkNV72TXvQ6j w==; X-IronPort-AV: E=McAfee;i="6500,9779,10483"; a="302808026" X-IronPort-AV: E=Sophos;i="5.93,349,1654585200"; d="scan'208";a="302808026" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2022 07:28:11 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10483"; a="684008506" X-IronPort-AV: E=Sophos;i="5.93,349,1654585200"; d="scan'208";a="684008506" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga008.fm.intel.com with ESMTP; 27 Sep 2022 07:28:08 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 08235265; Tue, 27 Sep 2022 17:28:27 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Prashant Malani , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org Cc: Daniel Scally , Heikki Krogerus , Sakari Ailus , Greg Kroah-Hartman , "Rafael J. Wysocki" Subject: [PATCH v1 4/5] device property: Constify device child node APIs Date: Tue, 27 Sep 2022 17:28:20 +0300 Message-Id: <20220927142822.4095-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220927142822.4095-1-andriy.shevchenko@linux.intel.com> References: <20220927142822.4095-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org The device parameter is not altered in the device child node APIs, constify them. Signed-off-by: Andy Shevchenko --- drivers/base/property.c | 10 +++++----- include/linux/property.h | 12 ++++++------ 2 files changed, 11 insertions(+), 11 deletions(-) diff --git a/drivers/base/property.c b/drivers/base/property.c index 1a1616c9b599..04eb5e0ab407 100644 --- a/drivers/base/property.c +++ b/drivers/base/property.c @@ -763,10 +763,10 @@ EXPORT_SYMBOL_GPL(fwnode_get_next_available_child_node); * @dev: Device to find the next child node for. * @child: Handle to one of the device's child nodes or a null handle. */ -struct fwnode_handle *device_get_next_child_node(struct device *dev, +struct fwnode_handle *device_get_next_child_node(const struct device *dev, struct fwnode_handle *child) { - const struct fwnode_handle *fwnode = dev_fwnode(dev); + const struct fwnode_handle *fwnode = dev_fwnode_const(dev); struct fwnode_handle *next; if (IS_ERR_OR_NULL(fwnode)) @@ -800,10 +800,10 @@ EXPORT_SYMBOL_GPL(fwnode_get_named_child_node); * @dev: Device to find the named child node for. * @childname: String to match child node name against. */ -struct fwnode_handle *device_get_named_child_node(struct device *dev, +struct fwnode_handle *device_get_named_child_node(const struct device *dev, const char *childname) { - return fwnode_get_named_child_node(dev_fwnode(dev), childname); + return fwnode_get_named_child_node(dev_fwnode_const(dev), childname); } EXPORT_SYMBOL_GPL(device_get_named_child_node); @@ -859,7 +859,7 @@ EXPORT_SYMBOL_GPL(fwnode_device_is_available); * device_get_child_node_count - return the number of child nodes for device * @dev: Device to cound the child nodes for */ -unsigned int device_get_child_node_count(struct device *dev) +unsigned int device_get_child_node_count(const struct device *dev) { struct fwnode_handle *child; unsigned int count = 0; diff --git a/include/linux/property.h b/include/linux/property.h index fe440211e529..31dd6cbea9b0 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -110,16 +110,16 @@ struct fwnode_handle *fwnode_get_next_available_child_node( for (child = fwnode_get_next_available_child_node(fwnode, NULL); child;\ child = fwnode_get_next_available_child_node(fwnode, child)) -struct fwnode_handle *device_get_next_child_node( - struct device *dev, struct fwnode_handle *child); +struct fwnode_handle *device_get_next_child_node(const struct device *dev, + struct fwnode_handle *child); #define device_for_each_child_node(dev, child) \ for (child = device_get_next_child_node(dev, NULL); child; \ child = device_get_next_child_node(dev, child)) -struct fwnode_handle *fwnode_get_named_child_node( - const struct fwnode_handle *fwnode, const char *childname); -struct fwnode_handle *device_get_named_child_node(struct device *dev, +struct fwnode_handle *fwnode_get_named_child_node(const struct fwnode_handle *fwnode, + const char *childname); +struct fwnode_handle *device_get_named_child_node(const struct device *dev, const char *childname); struct fwnode_handle *fwnode_handle_get(struct fwnode_handle *fwnode); @@ -128,7 +128,7 @@ void fwnode_handle_put(struct fwnode_handle *fwnode); int fwnode_irq_get(const struct fwnode_handle *fwnode, unsigned int index); int fwnode_irq_get_byname(const struct fwnode_handle *fwnode, const char *name); -unsigned int device_get_child_node_count(struct device *dev); +unsigned int device_get_child_node_count(const struct device *dev); static inline bool device_property_read_bool(struct device *dev, const char *propname)