/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2020 Intel Corporation
 */

#ifndef __INTEL_MIGRATE__
#define __INTEL_MIGRATE__

#include <linux/types.h>

#include "intel_migrate_types.h"

struct dma_fence;
struct i915_deps;
struct i915_request;
struct i915_gem_ww_ctx;
struct intel_gt;
struct scatterlist;

int intel_migrate_init(struct intel_migrate *m, struct intel_gt *gt);

struct intel_context *intel_migrate_create_context(struct intel_migrate *m);

int intel_migrate_copy(struct intel_migrate *m,
                       struct i915_gem_ww_ctx *ww,
                       const struct i915_deps *deps,
                       struct scatterlist *src,
                       unsigned int src_pat_index,
                       bool src_is_lmem,
                       struct scatterlist *dst,
                       unsigned int dst_pat_index,
                       bool dst_is_lmem,
                       struct i915_request **out);

int intel_context_migrate_copy(struct intel_context *ce,
                               const struct i915_deps *deps,
                               struct scatterlist *src,
                               unsigned int src_pat_index,
                               bool src_is_lmem,
                               struct scatterlist *dst,
                               unsigned int dst_pat_index,
                               bool dst_is_lmem,
                               struct i915_request **out);

int
intel_migrate_clear(struct intel_migrate *m,
                    struct i915_gem_ww_ctx *ww,
                    const struct i915_deps *deps,
                    struct scatterlist *sg,
                    unsigned int pat_index,
                    bool is_lmem,
                    u32 value,
                    struct i915_request **out);
int
intel_context_migrate_clear(struct intel_context *ce,
                            const struct i915_deps *deps,
                            struct scatterlist *sg,
                            unsigned int pat_index,
                            bool is_lmem,
                            u32 value,
                            struct i915_request **out);

void intel_migrate_fini(struct intel_migrate *m);

#endif /* __INTEL_MIGRATE__ */