From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752468AbcF0T37 (ORCPT ); Mon, 27 Jun 2016 15:29:59 -0400 Received: from mail-qk0-f195.google.com ([209.85.220.195]:33146 "EHLO mail-qk0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752305AbcF0T34 (ORCPT ); Mon, 27 Jun 2016 15:29:56 -0400 From: Gustavo Padovan To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, Daniel Stone , Daniel Vetter , Rob Clark , Greg Hackmann , John Harrison , laurent.pinchart@ideasonboard.com, seanpaul@google.com, marcheu@google.com, m.chehab@samsung.com, Sumit Semwal , Maarten Lankhorst , Gustavo Padovan , Chris Wilson , =?UTF-8?q?Christian=20K=C3=B6nig?= Subject: [RFC v2 1/3] dma-buf/fence-array: add fence_is_array() Date: Mon, 27 Jun 2016 16:29:20 -0300 Message-Id: <1467055762-25881-2-git-send-email-gustavo@padovan.org> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1467055762-25881-1-git-send-email-gustavo@padovan.org> References: <1467055762-25881-1-git-send-email-gustavo@padovan.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Gustavo Padovan Add helper to check if fence is array. Cc: Chris Wilson Cc: Christian König Signed-off-by: Gustavo Padovan --- include/linux/fence-array.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/fence-array.h b/include/linux/fence-array.h index 86baaa4..d2e9f40 100644 --- a/include/linux/fence-array.h +++ b/include/linux/fence-array.h @@ -52,6 +52,16 @@ struct fence_array { extern const struct fence_ops fence_array_ops; /** + * fence_is_array - check if a fence is from the array subsclass + * + * Return true if it is a fence_array and false otherwise. + */ +static inline bool fence_is_array(struct fence *fence) +{ + return (fence->ops == &fence_array_ops) ? true : false; +} + +/** * to_fence_array - cast a fence to a fence_array * @fence: fence to cast to a fence_array * -- 2.5.5