// SPDX-License-Identifier: GPL-2.0+
/* Copyright (C) 2017-2018 Broadcom */

#include "v3d_drv.h"

struct dma_fence *v3d_fence_create(struct v3d_dev *v3d, enum v3d_queue q)
{
        struct v3d_queue_state *queue = &v3d->queue[q];
        struct v3d_fence *fence;

        fence = kzalloc_obj(*fence);
        if (!fence)
                return ERR_PTR(-ENOMEM);

        fence->dev = &v3d->drm;
        fence->queue = q;
        fence->seqno = ++queue->emit_seqno;
        dma_fence_init(&fence->base, &v3d_fence_ops, &queue->fence_lock,
                       queue->fence_context, fence->seqno);

        return &fence->base;
}

static const char *v3d_fence_get_driver_name(struct dma_fence *fence)
{
        return "v3d";
}

static const char *v3d_fence_get_timeline_name(struct dma_fence *fence)
{
        struct v3d_fence *f = to_v3d_fence(fence);

        switch (f->queue) {
        case V3D_BIN:
                return "v3d-bin";
        case V3D_RENDER:
                return "v3d-render";
        case V3D_TFU:
                return "v3d-tfu";
        case V3D_CSD:
                return "v3d-csd";
        default:
                return NULL;
        }
}

const struct dma_fence_ops v3d_fence_ops = {
        .get_driver_name = v3d_fence_get_driver_name,
        .get_timeline_name = v3d_fence_get_timeline_name,
};