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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2022 Intel Corporation
*/
#ifndef _XE_GT_H_
#define _XE_GT_H_
#include <drm/drm_util.h>
#include "xe_device_types.h"
#include "xe_hw_engine.h"
#define for_each_hw_engine(hwe__, gt__, id__) \
for ((id__) = 0; (id__) < ARRAY_SIZE((gt__)->hw_engines); (id__)++) \
for_each_if (((hwe__) = (gt__)->hw_engines + (id__)) && \
xe_hw_engine_is_valid((hwe__)))
int xe_gt_alloc(struct xe_device *xe, struct xe_gt *gt);
int xe_gt_init_early(struct xe_gt *gt);
int xe_gt_init_noalloc(struct xe_gt *gt);
int xe_gt_init(struct xe_gt *gt);
int xe_gt_record_default_lrcs(struct xe_gt *gt);
void xe_gt_suspend_prepare(struct xe_gt *gt);
int xe_gt_suspend(struct xe_gt *gt);
int xe_gt_resume(struct xe_gt *gt);
void xe_gt_reset_async(struct xe_gt *gt);
void xe_gt_migrate_wait(struct xe_gt *gt);
struct xe_gt *xe_find_full_gt(struct xe_gt *gt);
/**
* xe_gt_any_hw_engine_by_reset_domain - scan the list of engines and return the
* first that matches the same reset domain as @class
* @gt: GT structure
* @class: hw engine class to lookup
*/
struct xe_hw_engine *
xe_gt_any_hw_engine_by_reset_domain(struct xe_gt *gt, enum xe_engine_class class);
struct xe_hw_engine *xe_gt_hw_engine(struct xe_gt *gt,
enum xe_engine_class class,
u16 instance,
bool logical);
static inline bool xe_gt_is_media_type(struct xe_gt *gt)
{
return gt->info.type == XE_GT_TYPE_MEDIA;
}
static inline struct xe_device * gt_to_xe(struct xe_gt *gt)
{
return gt->xe;
}
static inline bool xe_gt_is_usm_hwe(struct xe_gt *gt, struct xe_hw_engine *hwe)
{
struct xe_device *xe = gt_to_xe(gt);
return xe->info.supports_usm && hwe->class == XE_ENGINE_CLASS_COPY &&
hwe->instance == gt->usm.reserved_bcs_instance;
}
#endif
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