From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751954AbeBTXLb (ORCPT ); Tue, 20 Feb 2018 18:11:31 -0500 Received: from galahad.ideasonboard.com ([185.26.127.97]:38076 "EHLO galahad.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751635AbeBTXKN (ORCPT ); Tue, 20 Feb 2018 18:10:13 -0500 From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Cc: linux-renesas-soc@vger.kernel.org, Pantelis Antoniou , Rob Herring , Frank Rowand , Matt Porter , Koen Kooi , Guenter Roeck , Marek Vasut , Wolfram Sang , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org Subject: [PATCH v4 03/16] of: dynamic: Add __of_node_dupv() Date: Wed, 21 Feb 2018 01:10:33 +0200 Message-Id: <20180220231046.32638-4-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180220231046.32638-1-laurent.pinchart+renesas@ideasonboard.com> References: <20180220231046.32638-1-laurent.pinchart+renesas@ideasonboard.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Pantelis Antoniou Add an __of_node_dupv() private method and make __of_node_dup() use it. This is required for the subsequent changeset accessors which will make use of it. Signed-off-by: Pantelis Antoniou Signed-off-by: Laurent Pinchart --- drivers/of/dynamic.c | 29 +++++++++++++++++++++++------ 1 file changed, 23 insertions(+), 6 deletions(-) diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c index 7bb33d22b4e2..4ffd04925fdf 100644 --- a/drivers/of/dynamic.c +++ b/drivers/of/dynamic.c @@ -382,8 +382,9 @@ struct property *__of_prop_dup(const struct property *prop, gfp_t allocflags) } /** - * __of_node_dup() - Duplicate or create an empty device node dynamically. - * @fmt: Format string (plus vargs) for new full name of the device node + * __of_node_dupv() - Duplicate or create an empty device node dynamically. + * @fmt: Format string for new full name of the device node + * @vargs: va_list containing the arugments for the node full name * * Create an device tree node, either by duplicating an empty node or by allocating * an empty one suitable for further modification. The node data are @@ -391,17 +392,15 @@ struct property *__of_prop_dup(const struct property *prop, gfp_t allocflags) * OF_DETACHED bits set. Returns the newly allocated node or NULL on out of * memory error. */ -struct device_node *__of_node_dup(const struct device_node *np, const char *fmt, ...) +struct device_node *__of_node_dupv(const struct device_node *np, + const char *fmt, va_list vargs) { - va_list vargs; struct device_node *node; node = kzalloc(sizeof(*node), GFP_KERNEL); if (!node) return NULL; - va_start(vargs, fmt); node->full_name = kvasprintf(GFP_KERNEL, fmt, vargs); - va_end(vargs); if (!node->full_name) { kfree(node); return NULL; @@ -433,6 +432,24 @@ struct device_node *__of_node_dup(const struct device_node *np, const char *fmt, return NULL; } +/** + * __of_node_dup() - Duplicate or create an empty device node dynamically. + * @fmt: Format string (plus vargs) for new full name of the device node + * + * See: __of_node_dupv() + */ +struct device_node *__of_node_dup(const struct device_node *np, + const char *fmt, ...) +{ + va_list vargs; + struct device_node *node; + + va_start(vargs, fmt); + node = __of_node_dupv(np, fmt, vargs); + va_end(vargs); + return node; +} + static void __of_changeset_entry_destroy(struct of_changeset_entry *ce) { of_node_put(ce->np); -- Regards, Laurent Pinchart