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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C6F2DC43381 for ; Fri, 8 Mar 2019 10:58:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F78B20851 for ; Fri, 8 Mar 2019 10:58:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726469AbfCHK6s (ORCPT ); Fri, 8 Mar 2019 05:58:48 -0500 Received: from mout.kundenserver.de ([212.227.17.10]:55787 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726294AbfCHK6s (ORCPT ); Fri, 8 Mar 2019 05:58:48 -0500 Received: from orion.localdomain ([95.117.97.241]) by mrelayeu.kundenserver.de (mreue108 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MHX7f-1hFjro3T7Z-00DVp3 for ; Fri, 08 Mar 2019 11:58:45 +0100 From: "Enrico Weigelt, metux IT consult" To: linux-kernel@vger.kernel.org Subject: [PATCH] lib: devres: devm_ioremap_resource() make res parameter const Date: Fri, 8 Mar 2019 11:58:45 +0100 Message-Id: <1552042725-6630-1-git-send-email-info@metux.net> X-Mailer: git-send-email 1.9.1 X-Provags-ID: V03:K1:usIacfcXO+AJZ9TT/P/mR/xRHR2qdnB5GBwEjrWRhVI3pBGK5md N4Z4QM+AN7+OhmuPly7u5vLDYADv6JGVZYXY5CMAEeQOUErXzAIRcwpjGZHfqofekITHCOy m0lGfPd8/jvgytcQ7WuCPsV8rZVydqglDUMx2/j3O4vkk0zYE5Vld6jzfONsSkT+MEQQ+BI cbKk/8bcanPYSjkfSUJwA== X-UI-Out-Filterresults: notjunk:1;V03:K0:7ONx18+mqGY=:RJf5K1iraiddrANcQ66p3G TZZI43+I4spOV2ovWcO+hIRWjuoSjoJYl6FjS1QMbFLBPyMhSalCgC6GFBQs+uR2Tc0hQZqNZ Wi3IgHlCDqwLqP53hD2v1KleRC7nCnTGuIYLrqiBEU6Oj7GbM9dBXZmVy74LH8L5ESxItSpN6 eg0JXTWJAme9sKFNYrP/EVsS05fz67r6YD+mX5nFPuc+7DjxkJJotnEIeUCn6czz1oGfNfIoa 8MLPn60ge5U4+a1mALD+W6PLYeXJ2KQuvMCxv4qLICBsRAm4p9wC3rTRmfpq3UQz3f8qzTQo/ /Xg9wJWcQekO0J9iT+lhcJtrwNDK+K09fYQyNBYQSmFBySB37CbibCpCpGmDnE4mBvs/ZQabi qKw5sN4TRU39FkoT0ep41/fZ7qqU3f4BijI9NiFfUVCuCo/EzV+8rjCKIOwMm7F0XFAYRRsIN 0vXNGvZVIxADKh+kF5Mb1VwvGW9hcUVxgpgcRzQ62N5zG6EHCxk+jSm4y1FA1jx636NECU8ti o7D7H14udP87yIz9gWkMIQeiZUEA6MMcs1r8/RG/wp+AU8yUxHUegHaCO2d+utvVwJebQzzKg 1l3hrr9ZgBneKbIM2sHb9gX9+5z9qhv8nIqgLitfnVZ9eMq0/N8HBxXlY0gFPOb8wEsG688LZ CL2MslRbTy/jzdYzxypqn5XSgVDOzMyShEj29WNA/rAK3ksGJAmGqkiWD42JmkuO9a/tOsVv8 o1gx5n5b8xNWvpkgk75iueb7LHkuMqe0U4kRxw== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org devm_ioremap_resource() doesn't change the passed struct resource, so it can be a const pointer. Now, calls sites w/ fixed resources can declare them static. (in some cases possibly even __initconst) Signed-off-by: Enrico Weigelt, metux IT consult --- include/linux/device.h | 3 ++- lib/devres.c | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/include/linux/device.h b/include/linux/device.h index 54b58610..c387901 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -706,7 +706,8 @@ extern unsigned long devm_get_free_pages(struct device *dev, gfp_t gfp_mask, unsigned int order); extern void devm_free_pages(struct device *dev, unsigned long addr); -void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res); +void __iomem *devm_ioremap_resource(struct device *dev, + const struct resource *res); void __iomem *devm_of_iomap(struct device *dev, struct device_node *node, int index, diff --git a/lib/devres.c b/lib/devres.c index 69bed2f..6a0e9bd 100644 --- a/lib/devres.c +++ b/lib/devres.c @@ -131,7 +131,8 @@ void devm_iounmap(struct device *dev, void __iomem *addr) * if (IS_ERR(base)) * return PTR_ERR(base); */ -void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res) +void __iomem *devm_ioremap_resource(struct device *dev, + const struct resource *res) { resource_size_t size; void __iomem *dest_ptr; -- 1.9.1