[linux-block.git] / drivers / gpu / drm / xe / xe_pt.h

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2022 Intel Corporation
 */
#ifndef _XE_PT_H_
#define _XE_PT_H_

#include <linux/types.h>

#include "xe_pt_types.h"

struct dma_fence;
struct xe_bo;
struct xe_device;
struct xe_exec_queue;
struct xe_sync_entry;
struct xe_tile;
struct xe_vm;
struct xe_vma;

/* Largest huge pte is currently 1GiB. May become device dependent. */
#define MAX_HUGEPTE_LEVEL 2

#define xe_pt_write(xe, map, idx, data) \
	xe_map_wr(xe, map, (idx) * sizeof(u64), u64, data)

unsigned int xe_pt_shift(unsigned int level);

struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_tile *tile,
			   unsigned int level);

void xe_pt_populate_empty(struct xe_tile *tile, struct xe_vm *vm,
			  struct xe_pt *pt);

void xe_pt_destroy(struct xe_pt *pt, u32 flags, struct llist_head *deferred);

struct dma_fence *
__xe_pt_bind_vma(struct xe_tile *tile, struct xe_vma *vma, struct xe_exec_queue *q,
		 struct xe_sync_entry *syncs, u32 num_syncs,
		 bool rebind);

struct dma_fence *
__xe_pt_unbind_vma(struct xe_tile *tile, struct xe_vma *vma, struct xe_exec_queue *q,
		   struct xe_sync_entry *syncs, u32 num_syncs);

bool xe_pt_zap_ptes(struct xe_tile *tile, struct xe_vma *vma);

#endif
Commit	Line	Data
dd08ebf6 MB	1	/* SPDX-License-Identifier: MIT */
	2	/*
	3	* Copyright © 2022 Intel Corporation
	4	*/
	5	#ifndef _XE_PT_H_
	6	#define _XE_PT_H_
	7
	8	#include <linux/types.h>
	9
	10	#include "xe_pt_types.h"
	11
	12	struct dma_fence;
	13	struct xe_bo;
	14	struct xe_device;
9b9529ce	15	struct xe_exec_queue;
dd08ebf6	16	struct xe_sync_entry;
876611c2	17	struct xe_tile;
dd08ebf6 MB	18	struct xe_vm;
	19	struct xe_vma;
	20
e84d716d TH	21	/* Largest huge pte is currently 1GiB. May become device dependent. */
	22	#define MAX_HUGEPTE_LEVEL 2
	23
dd08ebf6 MB	24	#define xe_pt_write(xe, map, idx, data) \
	25	xe_map_wr(xe, map, (idx) * sizeof(u64), u64, data)
	26
	27	unsigned int xe_pt_shift(unsigned int level);
	28
876611c2	29	struct xe_pt xe_pt_create(struct xe_vm vm, struct xe_tile *tile,
dd08ebf6 MB	30	unsigned int level);
dd08ebf6 MB	31
876611c2	32	void xe_pt_populate_empty(struct xe_tile tile, struct xe_vm vm,
dd08ebf6 MB	33	struct xe_pt *pt);
	34
	35	void xe_pt_destroy(struct xe_pt pt, u32 flags, struct llist_head deferred);
	36
	37	struct dma_fence *
9b9529ce	38	__xe_pt_bind_vma(struct xe_tile tile, struct xe_vma vma, struct xe_exec_queue *q,
dd08ebf6 MB	39	struct xe_sync_entry *syncs, u32 num_syncs,
	40	bool rebind);
	41
	42	struct dma_fence *
9b9529ce	43	__xe_pt_unbind_vma(struct xe_tile tile, struct xe_vma vma, struct xe_exec_queue *q,
dd08ebf6 MB	44	struct xe_sync_entry *syncs, u32 num_syncs);
dd08ebf6 MB	45
876611c2	46	bool xe_pt_zap_ptes(struct xe_tile tile, struct xe_vma vma);
dd08ebf6	47
dd08ebf6	48	#endif