From patchwork Fri Mar 24 11:27:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 666947 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 E3351C6FD1C for ; Fri, 24 Mar 2023 11:26:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231127AbjCXL0m (ORCPT ); Fri, 24 Mar 2023 07:26:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51848 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229830AbjCXL0l (ORCPT ); Fri, 24 Mar 2023 07:26:41 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2C0EA132C0; Fri, 24 Mar 2023 04:26:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1679657200; x=1711193200; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=aAHxWdgA6KNADXX0NKzDGmq9HK2lk7j3n4Q3pe8f6K8=; b=SzCKJSpMLPGl4xwboSPuApStC/sZm/n0oR19iP0Urpehh2kNfZgtdPBK QfZuiSAu56ducjVPInb1+eBw2f6w9H1OREGy8J6l0WlgjnnCq2iC7/1yv AMj9gUDHkoCcL+Tpo0lCL4Hw64fhLVnXnlNZfT6u4RDkOHqcHnmrdplBc mAAHT6FGvPKUfBfKCmtjI5N6x25KlYe4hOAEqpO1HZhAZapQ8v4LexKwk U6aqs11m0gut3VgaQoEA9Vpvq7MAqyLCSpH6WFh/Vi8lViheg3+H44HxO +BYbeYcBRheIoac7AE4gWKdTQKIL/a69yGGAIZeztXzORqW3+38lFRoRr Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10658"; a="342143989" X-IronPort-AV: E=Sophos;i="5.98,287,1673942400"; d="scan'208";a="342143989" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2023 04:26:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10658"; a="1012225742" X-IronPort-AV: E=Sophos;i="5.98,287,1673942400"; d="scan'208";a="1012225742" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga005.fm.intel.com with ESMTP; 24 Mar 2023 04:26:37 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id E427C176; Fri, 24 Mar 2023 13:27:23 +0200 (EET) From: Andy Shevchenko To: Andy Shevchenko , Sakari Ailus , Greg Kroah-Hartman , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Daniel Scally , Heikki Krogerus , "Rafael J. Wysocki" , Russell King Subject: [PATCH v1 1/1] device property: Constify a few fwnode APIs Date: Fri, 24 Mar 2023 13:27:20 +0200 Message-Id: <20230324112720.71315-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org The fwnode parameter is not altered in the following APIs: - fwnode_get_next_parent_dev() - fwnode_is_ancestor_of() - fwnode_graph_get_endpoint_count() so constify them. Reported-by: Russell King (Oracle) Signed-off-by: Andy Shevchenko --- drivers/base/property.c | 6 +++--- include/linux/property.h | 6 +++--- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/base/property.c b/drivers/base/property.c index 3fc25e568598..b19ca8f752a8 100644 --- a/drivers/base/property.c +++ b/drivers/base/property.c @@ -648,7 +648,7 @@ EXPORT_SYMBOL_GPL(fwnode_get_next_parent); * * Return: a pointer to the device of the @fwnode's closest ancestor. */ -struct device *fwnode_get_next_parent_dev(struct fwnode_handle *fwnode) +struct device *fwnode_get_next_parent_dev(const struct fwnode_handle *fwnode) { struct fwnode_handle *parent; struct device *dev; @@ -718,7 +718,7 @@ EXPORT_SYMBOL_GPL(fwnode_get_nth_parent); * * Return: true if @ancestor is an ancestor of @child. Otherwise, returns false. */ -bool fwnode_is_ancestor_of(struct fwnode_handle *ancestor, struct fwnode_handle *child) +bool fwnode_is_ancestor_of(const struct fwnode_handle *ancestor, const struct fwnode_handle *child) { struct fwnode_handle *parent; @@ -1235,7 +1235,7 @@ EXPORT_SYMBOL_GPL(fwnode_graph_get_endpoint_by_id); * If FWNODE_GRAPH_DEVICE_DISABLED flag is specified, also unconnected endpoints * and endpoints connected to disabled devices are counted. */ -unsigned int fwnode_graph_get_endpoint_count(struct fwnode_handle *fwnode, +unsigned int fwnode_graph_get_endpoint_count(const struct fwnode_handle *fwnode, unsigned long flags) { struct fwnode_handle *ep; diff --git a/include/linux/property.h b/include/linux/property.h index 9c774b0fe5bd..8ba804721fdf 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -104,11 +104,11 @@ struct fwnode_handle *fwnode_get_next_parent(struct fwnode_handle *fwnode); for (parent = fwnode_get_parent(fwnode); parent; \ parent = fwnode_get_next_parent(parent)) -struct device *fwnode_get_next_parent_dev(struct fwnode_handle *fwnode); +struct device *fwnode_get_next_parent_dev(const struct fwnode_handle *fwnode); unsigned int fwnode_count_parents(const struct fwnode_handle *fwn); struct fwnode_handle *fwnode_get_nth_parent(struct fwnode_handle *fwn, unsigned int depth); -bool fwnode_is_ancestor_of(struct fwnode_handle *ancestor, struct fwnode_handle *child); +bool fwnode_is_ancestor_of(const struct fwnode_handle *ancestor, const struct fwnode_handle *child); struct fwnode_handle *fwnode_get_next_child_node( const struct fwnode_handle *fwnode, struct fwnode_handle *child); struct fwnode_handle *fwnode_get_next_available_child_node( @@ -432,7 +432,7 @@ static inline bool fwnode_graph_is_endpoint(const struct fwnode_handle *fwnode) struct fwnode_handle * fwnode_graph_get_endpoint_by_id(const struct fwnode_handle *fwnode, u32 port, u32 endpoint, unsigned long flags); -unsigned int fwnode_graph_get_endpoint_count(struct fwnode_handle *fwnode, +unsigned int fwnode_graph_get_endpoint_count(const struct fwnode_handle *fwnode, unsigned long flags); #define fwnode_graph_for_each_endpoint(fwnode, child) \