Lines Matching defs:gang
30 struct spu_gang *gang;
32 gang = kzalloc(sizeof *gang, GFP_KERNEL);
33 if (!gang)
36 kref_init(&gang->kref);
37 mutex_init(&gang->mutex);
38 INIT_LIST_HEAD(&gang->list);
41 return gang;
46 struct spu_gang *gang;
47 gang = container_of(kref, struct spu_gang, kref);
48 WARN_ON(gang->contexts || !list_empty(&gang->list));
49 kfree(gang);
52 struct spu_gang *get_spu_gang(struct spu_gang *gang)
54 kref_get(&gang->kref);
55 return gang;
58 int put_spu_gang(struct spu_gang *gang)
60 return kref_put(&gang->kref, &destroy_spu_gang);
63 void spu_gang_add_ctx(struct spu_gang *gang, struct spu_context *ctx)
65 mutex_lock(&gang->mutex);
66 ctx->gang = get_spu_gang(gang);
67 list_add(&ctx->gang_list, &gang->list);
68 gang->contexts++;
69 mutex_unlock(&gang->mutex);
72 void spu_gang_remove_ctx(struct spu_gang *gang, struct spu_context *ctx)
74 mutex_lock(&gang->mutex);
75 WARN_ON(ctx->gang != gang);
77 gang->contexts--;
78 mutex_unlock(&gang->mutex);
80 put_spu_gang(gang);