From: Gurchetan Singh <gurchetansingh@chromium.org>
To: dri-devel@lists.freedesktop.org
Cc: chadversary@chromium.org,
Gurchetan Singh <gurchetansingh@chromium.org>,
kraxel@redhat.com, jbates@chromium.org
Subject: [RFC PATCH 5/8] drm/virtio: track fence_id in virtio_gpu_fence
Date: Mon, 9 Mar 2020 18:08:15 -0700 [thread overview]
Message-ID: <20200310010818.569-6-gurchetansingh@chromium.org> (raw)
In-Reply-To: <20200310010818.569-1-gurchetansingh@chromium.org>
Each fence should be associated with a [fence ID, context ID,
seqno].
Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
---
drivers/gpu/drm/virtio/virtgpu_drv.h | 1 +
drivers/gpu/drm/virtio/virtgpu_fence.c | 5 +++--
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index 7d96d0fdcbac..e98d1a4cbda9 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -107,6 +107,7 @@ struct virtio_gpu_fence_driver {
struct virtio_gpu_fence {
struct dma_fence f;
+ uint64_t fence_id;
struct virtio_gpu_fence_driver *drv;
struct list_head node;
};
diff --git a/drivers/gpu/drm/virtio/virtgpu_fence.c b/drivers/gpu/drm/virtio/virtgpu_fence.c
index 0c32f3f72737..d63848178a58 100644
--- a/drivers/gpu/drm/virtio/virtgpu_fence.c
+++ b/drivers/gpu/drm/virtio/virtgpu_fence.c
@@ -102,7 +102,8 @@ void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
unsigned long irq_flags;
spin_lock_irqsave(&drv->lock, irq_flags);
- fence->f.seqno = ++drv->current_fence_id;
+ fence->fence_id = ++drv->current_fence_id;
+ fence->f.seqno = fence->fence_id;
dma_fence_get(&fence->f);
list_add_tail(&fence->node, &drv->fences);
spin_unlock_irqrestore(&drv->lock, irq_flags);
@@ -110,7 +111,7 @@ void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
trace_dma_fence_emit(&fence->f);
cmd_hdr->flags |= cpu_to_le32(VIRTIO_GPU_FLAG_FENCE);
- cmd_hdr->fence_id = cpu_to_le64(fence->f.seqno);
+ cmd_hdr->fence_id = cpu_to_le64(fence->fence_id);
}
void virtio_gpu_fence_event_process(struct virtio_gpu_device *vgdev,
--
2.25.1.481.gfbce0eb801-goog
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next prev parent reply other threads:[~2020-03-10 1:08 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-10 1:08 [RFC PATCH 0/8] *** Per context fencing *** Gurchetan Singh
2020-03-10 1:08 ` [RFC PATCH 1/8] drm/virtio: use fence_id when processing fences Gurchetan Singh
2020-03-10 1:08 ` [RFC PATCH 2/8] drm/virtio: allocate a fence context for every 3D context Gurchetan Singh
2020-03-10 1:08 ` [RFC PATCH 3/8] drm/virtio: plumb virtio_gpu_fpriv to virtio_gpu_fence_alloc Gurchetan Singh
2020-03-10 1:08 ` [RFC PATCH 4/8] drm/virtio: rename sync_seq and last_seq Gurchetan Singh
2020-03-10 1:08 ` Gurchetan Singh [this message]
2020-03-10 1:08 ` [RFC PATCH 6/8] virtio/drm: rework virtio_fence_signaled Gurchetan Singh
2020-03-10 1:08 ` [RFC PATCH 7/8] drm/virtio: check context when signaling Gurchetan Singh
2020-03-10 1:08 ` [RFC PATCH 8/8] drm/virtio: enable per context fencing Gurchetan Singh
2020-03-10 7:43 ` [RFC PATCH 0/8] *** Per context fencing *** Gerd Hoffmann
2020-03-10 22:57 ` Gurchetan Singh
2020-03-11 10:36 ` Gerd Hoffmann
2020-03-11 17:35 ` Chia-I Wu
2020-03-12 9:06 ` Gerd Hoffmann
2020-03-11 23:36 ` Gurchetan Singh
2020-03-12 0:43 ` Chia-I Wu
2020-03-12 9:10 ` Gerd Hoffmann
2020-03-12 9:29 ` Gerd Hoffmann
2020-03-12 23:08 ` Gurchetan Singh
2020-03-13 21:20 ` Chia-I Wu
2020-03-16 7:44 ` Gerd Hoffmann
2020-03-17 20:32 ` Chia-I Wu
2020-03-18 6:40 ` Gerd Hoffmann
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