| 1 | /* SPDX-License-Identifier: GPL-2.0 or MIT */ |
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| 2 | /* Copyright 2025 Arm, Ltd. */ |
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| 3 | |
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| 4 | #ifndef __ETHOSU_GEM_H__ |
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| 5 | #define __ETHOSU_GEM_H__ |
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| 6 | |
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| 7 | #include "ethosu_device.h" |
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| 8 | #include <drm/drm_gem_dma_helper.h> |
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| 9 | |
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| 10 | struct ethosu_validated_cmdstream_info { |
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| 11 | u32 cmd_size; |
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| 12 | u64 region_size[NPU_BASEP_REGION_MAX]; |
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| 13 | bool output_region[NPU_BASEP_REGION_MAX]; |
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| 14 | }; |
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| 15 | |
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| 16 | /** |
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| 17 | * struct ethosu_gem_object - Driver specific GEM object. |
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| 18 | */ |
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| 19 | struct ethosu_gem_object { |
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| 20 | /** @base: Inherit from drm_gem_shmem_object. */ |
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| 21 | struct drm_gem_dma_object base; |
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| 22 | |
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| 23 | struct ethosu_validated_cmdstream_info *info; |
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| 24 | |
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| 25 | /** @flags: Combination of drm_ethosu_bo_flags flags. */ |
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| 26 | u32 flags; |
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| 27 | }; |
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| 28 | |
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| 29 | static inline |
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| 30 | struct ethosu_gem_object *to_ethosu_bo(struct drm_gem_object *obj) |
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| 31 | { |
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| 32 | return container_of(to_drm_gem_dma_obj(obj), struct ethosu_gem_object, base); |
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| 33 | } |
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| 34 | |
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| 35 | struct drm_gem_object *ethosu_gem_create_object(struct drm_device *ddev, |
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| 36 | size_t size); |
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| 37 | |
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| 38 | int ethosu_gem_create_with_handle(struct drm_file *file, |
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| 39 | struct drm_device *ddev, |
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| 40 | u64 *size, u32 flags, uint32_t *handle); |
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| 41 | |
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| 42 | int ethosu_gem_cmdstream_create(struct drm_file *file, |
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| 43 | struct drm_device *ddev, |
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| 44 | u32 size, u64 data, u32 flags, u32 *handle); |
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| 45 | |
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| 46 | #endif /* __ETHOSU_GEM_H__ */ |
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| 47 | |
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