17 	struct msm_fence_context *fctx = submit->ring->fctx;  in msm_job_run()
33 	/* TODO move submit path over to using a per-ring lock.. */  in msm_job_run()
59 	struct msm_ringbuffer *ring;  in msm_ringbuffer_new()  local
67 	ring = kzalloc(sizeof(*ring), GFP_KERNEL);  in msm_ringbuffer_new()
68 	if (!ring) {  in msm_ringbuffer_new()
73 	ring->gpu = gpu;  in msm_ringbuffer_new()
74 	ring->id = id;  in msm_ringbuffer_new()
76 	ring->start = msm_gem_kernel_new(gpu->dev, MSM_GPU_RINGBUFFER_SZ,  in msm_ringbuffer_new()
78 		gpu->aspace, &ring->bo, &ring->iova);  in msm_ringbuffer_new()
80 	if (IS_ERR(ring->start)) {  in msm_ringbuffer_new()
81 		ret = PTR_ERR(ring->start);  in msm_ringbuffer_new()
82 		ring->start = NULL;  in msm_ringbuffer_new()
86 	msm_gem_object_set_name(ring->bo, "ring%d", id);  in msm_ringbuffer_new()
88 	ring->end   = ring->start + (MSM_GPU_RINGBUFFER_SZ >> 2);  in msm_ringbuffer_new()
89 	ring->next  = ring->start;  in msm_ringbuffer_new()
90 	ring->cur   = ring->start;  in msm_ringbuffer_new()
92 	ring->memptrs = memptrs;  in msm_ringbuffer_new()
93 	ring->memptrs_iova = memptrs_iova;  in msm_ringbuffer_new()
98 	ret = drm_sched_init(&ring->sched, &msm_sched_ops,  in msm_ringbuffer_new()
100 			NULL, NULL, to_msm_bo(ring->bo)->name, gpu->dev->dev);  in msm_ringbuffer_new()
105 	INIT_LIST_HEAD(&ring->submits);  in msm_ringbuffer_new()
106 	spin_lock_init(&ring->submit_lock);  in msm_ringbuffer_new()
107 	spin_lock_init(&ring->preempt_lock);  in msm_ringbuffer_new()
109 	snprintf(name, sizeof(name), "gpu-ring-%d", ring->id);  in msm_ringbuffer_new()
111 	ring->fctx = msm_fence_context_alloc(gpu->dev, &ring->memptrs->fence, name);  in msm_ringbuffer_new()
113 	return ring;  in msm_ringbuffer_new()
116 	msm_ringbuffer_destroy(ring);  in msm_ringbuffer_new()
120 void msm_ringbuffer_destroy(struct msm_ringbuffer *ring)  in msm_ringbuffer_destroy()  argument
122 	if (IS_ERR_OR_NULL(ring))  in msm_ringbuffer_destroy()
125 	drm_sched_fini(&ring->sched);  in msm_ringbuffer_destroy()
127 	msm_fence_context_free(ring->fctx);  in msm_ringbuffer_destroy()
129 	msm_gem_kernel_put(ring->bo, ring->gpu->aspace);  in msm_ringbuffer_destroy()
131 	kfree(ring);  in msm_ringbuffer_destroy()