From patchwork Sat Nov 19 03:28:05 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 9437801 X-Patchwork-Delegate: geert@linux-m68k.org 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 45E0760755 for ; Sat, 19 Nov 2016 03:28:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 392B820453 for ; Sat, 19 Nov 2016 03:28:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2DC1528526; Sat, 19 Nov 2016 03:28:12 +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=-7.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, RCVD_IN_DNSWL_HI autolearn=ham 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 B8AFC20453 for ; Sat, 19 Nov 2016 03:28:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752675AbcKSD2L (ORCPT ); Fri, 18 Nov 2016 22:28:11 -0500 Received: from galahad.ideasonboard.com ([185.26.127.97]:55160 "EHLO galahad.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752694AbcKSD2K (ORCPT ); Fri, 18 Nov 2016 22:28:10 -0500 Received: from avalon.bb.dnainternet.fi (dfj612ybrt5fhg77mgycy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:2e86:4862:ef6a:2804]) by galahad.ideasonboard.com (Postfix) with ESMTPSA id 6A09621132; Sat, 19 Nov 2016 04:28:05 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1479526085; bh=BpVWsXfmhx31Fc7DeCjy3YVv5SmArD2wLVrijv9JHRc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lGQAbkuNEZRWalUpxJC/Nw/6EcE9bQC3wrJ0wT2nVwZRDUMmMgQ6IvHXguDKLiAv9 W+X3B4v1stzG5u6wqZ0kiqqtOkGlplZJKCCjq5Pmkh+cBJc9rX5BA9Zt/5qkq86UKU 09JCLKhctKcfoLfYSd4pDZELEKj3jfVm59hnQhbs= From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Cc: linux-renesas-soc@vger.kernel.org, Tomi Valkeinen Subject: [PATCH v2 05/13] drm: panels: Constify device node argument to of_drm_find_panel() Date: Sat, 19 Nov 2016 05:28:05 +0200 Message-Id: <1479526093-7014-6-git-send-email-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.7.3 In-Reply-To: <1479526093-7014-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> References: <1479526093-7014-1-git-send-email-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The argument is never modified by the function, make it const. Signed-off-by: Laurent Pinchart --- drivers/gpu/drm/drm_panel.c | 2 +- include/drm/drm_panel.h | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c index 3dfe3c886502..308d442a531b 100644 --- a/drivers/gpu/drm/drm_panel.c +++ b/drivers/gpu/drm/drm_panel.c @@ -137,7 +137,7 @@ EXPORT_SYMBOL(drm_panel_detach); * Return: A pointer to the panel registered for the specified device tree * node or NULL if no panel matching the device tree node can be found. */ -struct drm_panel *of_drm_find_panel(struct device_node *np) +struct drm_panel *of_drm_find_panel(const struct device_node *np) { struct drm_panel *panel; diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h index 220d1e2b3db1..4b76cf2d5a7b 100644 --- a/include/drm/drm_panel.h +++ b/include/drm/drm_panel.h @@ -193,9 +193,9 @@ int drm_panel_attach(struct drm_panel *panel, struct drm_connector *connector); int drm_panel_detach(struct drm_panel *panel); #ifdef CONFIG_OF -struct drm_panel *of_drm_find_panel(struct device_node *np); +struct drm_panel *of_drm_find_panel(const struct device_node *np); #else -static inline struct drm_panel *of_drm_find_panel(struct device_node *np) +static inline struct drm_panel *of_drm_find_panel(const struct device_node *np) { return NULL; }