if (!ctx)
return -ENOMEM;
+ ret = xa_alloc_cyclic(&priv->active_contexts, &ctx->id, ctx,
+ xa_limit_32b, &priv->next_context_id, GFP_KERNEL);
+ if (ret < 0)
+ goto out_free;
+
ctx->mmu = etnaviv_iommu_context_init(priv->mmu_global,
priv->cmdbuf_suballoc);
if (!ctx->mmu) {
etnaviv_iommu_context_put(ctx->mmu);
+ xa_erase(&priv->active_contexts, ctx->id);
+
kfree(ctx);
}
dma_set_max_seg_size(dev, SZ_2G);
+ xa_init_flags(&priv->active_contexts, XA_FLAGS_ALLOC);
+
mutex_init(&priv->gem_lock);
INIT_LIST_HEAD(&priv->gem_list);
priv->num_gpus = 0;
etnaviv_cmdbuf_suballoc_destroy(priv->cmdbuf_suballoc);
+ xa_destroy(&priv->active_contexts);
+
drm->dev_private = NULL;
kfree(priv);
#define ETNAVIV_SOFTPIN_START_ADDRESS SZ_4M /* must be >= SUBALLOC_SIZE */
struct etnaviv_file_private {
+ int id;
struct etnaviv_iommu_context *mmu;
struct drm_sched_entity sched_entity[ETNA_MAX_PIPES];
};
struct etnaviv_cmdbuf_suballoc *cmdbuf_suballoc;
struct etnaviv_iommu_global *mmu_global;
+ struct xarray active_contexts;
+ u32 next_context_id;
+
/* list of GEM objects: */
struct mutex gem_lock;
struct list_head gem_list;