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1// SPDX-License-Identifier: GPL-2.0+2/* Copyright (C) 2017-2018 Broadcom */3 4#include "v3d_drv.h"5 6struct dma_fence *v3d_fence_create(struct v3d_dev *v3d, enum v3d_queue queue)7{8 struct v3d_fence *fence;9 10 fence = kzalloc(sizeof(*fence), GFP_KERNEL);11 if (!fence)12 return ERR_PTR(-ENOMEM);13 14 fence->dev = &v3d->drm;15 fence->queue = queue;16 fence->seqno = ++v3d->queue[queue].emit_seqno;17 dma_fence_init(&fence->base, &v3d_fence_ops, &v3d->job_lock,18 v3d->queue[queue].fence_context, fence->seqno);19 20 return &fence->base;21}22 23static const char *v3d_fence_get_driver_name(struct dma_fence *fence)24{25 return "v3d";26}27 28static const char *v3d_fence_get_timeline_name(struct dma_fence *fence)29{30 struct v3d_fence *f = to_v3d_fence(fence);31 32 switch (f->queue) {33 case V3D_BIN:34 return "v3d-bin";35 case V3D_RENDER:36 return "v3d-render";37 case V3D_TFU:38 return "v3d-tfu";39 case V3D_CSD:40 return "v3d-csd";41 default:42 return NULL;43 }44}45 46const struct dma_fence_ops v3d_fence_ops = {47 .get_driver_name = v3d_fence_get_driver_name,48 .get_timeline_name = v3d_fence_get_timeline_name,49};50