Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932454AbcCWSs1 (ORCPT ); Wed, 23 Mar 2016 14:48:27 -0400 Received: from mail-yw0-f174.google.com ([209.85.161.174]:34801 "EHLO mail-yw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756643AbcCWSrt (ORCPT ); Wed, 23 Mar 2016 14:47:49 -0400 From: Gustavo Padovan To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, Daniel Stone , =?UTF-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= , Riley Andrews , Daniel Vetter , Rob Clark , Greg Hackmann , John Harrison , Maarten Lankhorst , Gustavo Padovan Subject: [RFC 4/6] dma-buf/fence: add fence_collection_put() Date: Wed, 23 Mar 2016 15:47:25 -0300 Message-Id: <1458758847-21170-5-git-send-email-gustavo@padovan.org> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1458758847-21170-1-git-send-email-gustavo@padovan.org> References: <1458758847-21170-1-git-send-email-gustavo@padovan.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1624 Lines: 51 From: Gustavo Padovan Put fence_collection data. For that calls fence_put() on all fences and the user put callback. Signed-off-by: Gustavo Padovan --- drivers/dma-buf/fence.c | 17 +++++++++++++++++ include/linux/fence.h | 2 ++ 2 files changed, 19 insertions(+) diff --git a/drivers/dma-buf/fence.c b/drivers/dma-buf/fence.c index 7b05dbe..a3fe3e7 100644 --- a/drivers/dma-buf/fence.c +++ b/drivers/dma-buf/fence.c @@ -530,3 +530,20 @@ fence_init(struct fence *fence, const struct fence_ops *ops, trace_fence_init(fence); } EXPORT_SYMBOL(fence_init); + +/** + * fence_collection_put - put all the fences in a collection + * @collection: [in] the collection to put fences + * + * This functions unrefs all fences in the collection. + */ +void fence_collection_put(struct fence_collection *collection) +{ + int i; + + for (i = 0 ; i < collection->num_fences ; i++) + fence_put(collection->fences[i]); + + collection->func(collection->user_data); +} +EXPORT_SYMBOL(fence_collection_put); diff --git a/include/linux/fence.h b/include/linux/fence.h index 3d1151f..3f871b0 100644 --- a/include/linux/fence.h +++ b/include/linux/fence.h @@ -244,6 +244,8 @@ int fence_add_callback(struct fence *fence, struct fence_cb *cb, bool fence_remove_callback(struct fence *fence, struct fence_cb *cb); void fence_enable_sw_signaling(struct fence *fence); +void fence_collection_put(struct fence_collection *collection); + /** * fence_is_signaled_locked - Return an indication if the fence is signaled yet. * @fence: [in] the fence to check -- 2.5.0