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From: "Christian König" <ckoenig.leichtzumerken@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: daniel.vetter@ffwll.ch
Subject: [PATCH 7/7] drm/syncobj: use the timeline point in drm_syncobj_find_fence
Date: Thu, 15 Nov 2018 12:12:45 +0100	[thread overview]
Message-ID: <20181115111245.30161-8-christian.koenig@amd.com> (raw)
In-Reply-To: <20181115111245.30161-1-christian.koenig@amd.com>

Implement finding the right timeline point in drm_syncobj_find_fence.

Signed-off-by: Christian König <christian.koenig@amd.com>
---
 drivers/gpu/drm/drm_syncobj.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index 589d884ccd58..d42c51520da4 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -307,9 +307,17 @@ int drm_syncobj_find_fence(struct drm_file *file_private,
 		return -ENOENT;
 
 	*fence = drm_syncobj_fence_get(syncobj);
-	if (!*fence) {
+	if (!*fence)
 		ret = -EINVAL;
+
+	if (!ret && point) {
+		dma_fence_chain_for_each(*fence) {
+			if (!to_dma_fence_chain(*fence) ||
+			    (*fence)->seqno <= point)
+				break;
+		}
 	}
+
 	drm_syncobj_put(syncobj);
 	return ret;
 }
-- 
2.14.1

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  parent reply	other threads:[~2018-11-15 11:12 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-15 11:12 restart syncobj timeline changes Christian König
2018-11-15 11:12 ` [PATCH 1/7] dma-buf: make fence sequence numbers 64 bit Christian König
2018-11-16  5:26   ` Zhou, David(ChunMing)
2018-11-15 11:12 ` [PATCH 2/7] dma-buf: add new dma_fence_chain container Christian König
2018-11-16  5:51   ` Zhou, David(ChunMing)
2018-11-15 11:12 ` [PATCH 3/7] drm: revert "expand replace_fence to support timeline point v2" Christian König
2018-11-15 11:12 ` [PATCH 4/7] drm/syncobj: use only a single stub fence Christian König
2018-11-16  5:54   ` Zhou, David(ChunMing)
2018-11-15 11:12 ` [PATCH 5/7] drm/syncobj: move drm_syncobj_cb into drm_syncobj.c Christian König
2018-11-16  5:55   ` Zhou, David(ChunMing)
2018-11-15 11:12 ` [PATCH 6/7] drm/syncobj: add new drm_syncobj_add_point interface Christian König
2018-11-16  6:20   ` Zhou, David(ChunMing)
2018-11-15 11:12 ` Christian König [this message]
2018-11-22  6:52   ` [PATCH 7/7] drm/syncobj: use the timeline point in drm_syncobj_find_fence zhoucm1
2018-11-22 11:30     ` Christian König
2018-11-23  2:36       ` zhoucm1
2018-11-23 10:10         ` Koenig, Christian
2018-11-23 10:56           ` zhoucm1
2018-11-23 11:03             ` Christian König
2018-11-23 12:02               ` Koenig, Christian
2018-11-23 12:26                 ` Daniel Vetter
2018-11-23 12:40                   ` Christian König
2018-11-27  7:53                     ` Daniel Vetter
2018-11-23 13:15                 ` Chunming Zhou
2018-11-23 13:27                   ` Koenig, Christian
2018-11-23 13:42                     ` Chunming Zhou
2018-11-23 18:16                       ` Christian König
2018-11-24  8:28                         ` Chunming Zhou

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