diff options
Diffstat (limited to 'drivers/accel/ivpu/ivpu_gem.h')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_gem.h | 108 |
1 files changed, 49 insertions, 59 deletions
diff --git a/drivers/accel/ivpu/ivpu_gem.h b/drivers/accel/ivpu/ivpu_gem.h index 6b0ceda5f253..0c3350f22b55 100644 --- a/drivers/accel/ivpu/ivpu_gem.h +++ b/drivers/accel/ivpu/ivpu_gem.h @@ -1,79 +1,62 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (C) 2020-2023 Intel Corporation + * Copyright (C) 2020-2025 Intel Corporation */ #ifndef __IVPU_GEM_H__ #define __IVPU_GEM_H__ #include <drm/drm_gem.h> +#include <drm/drm_gem_shmem_helper.h> #include <drm/drm_mm.h> -struct dma_buf; -struct ivpu_bo_ops; struct ivpu_file_priv; struct ivpu_bo { - struct drm_gem_object base; - const struct ivpu_bo_ops *ops; - + struct drm_gem_shmem_object base; struct ivpu_mmu_context *ctx; - struct list_head ctx_node; + struct list_head bo_list_node; struct drm_mm_node mm_node; - struct mutex lock; /* Protects: pages, sgt, mmu_mapped */ - struct sg_table *sgt; - struct page **pages; - bool mmu_mapped; - - void *kvaddr; u64 vpu_addr; - u32 handle; u32 flags; - uintptr_t user_ptr; - u32 job_status; -}; - -enum ivpu_bo_type { - IVPU_BO_TYPE_SHMEM = 1, - IVPU_BO_TYPE_INTERNAL, - IVPU_BO_TYPE_PRIME, -}; - -struct ivpu_bo_ops { - enum ivpu_bo_type type; - const char *name; - int (*alloc_pages)(struct ivpu_bo *bo); - void (*free_pages)(struct ivpu_bo *bo); - int (*map_pages)(struct ivpu_bo *bo); - void (*unmap_pages)(struct ivpu_bo *bo); + u32 job_status; /* Valid only for command buffer */ + u32 ctx_id; + bool mmu_mapped; }; -int ivpu_bo_pin(struct ivpu_bo *bo); -void ivpu_bo_remove_all_bos_from_context(struct ivpu_mmu_context *ctx); -void ivpu_bo_list(struct drm_device *dev, struct drm_printer *p); -void ivpu_bo_list_print(struct drm_device *dev); +int ivpu_bo_bind(struct ivpu_bo *bo); +void ivpu_bo_unbind_all_bos_from_context(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx); -struct ivpu_bo * -ivpu_bo_alloc_internal(struct ivpu_device *vdev, u64 vpu_addr, u64 size, u32 flags); -void ivpu_bo_free_internal(struct ivpu_bo *bo); +struct drm_gem_object *ivpu_gem_create_object(struct drm_device *dev, size_t size); struct drm_gem_object *ivpu_gem_prime_import(struct drm_device *dev, struct dma_buf *dma_buf); -void ivpu_bo_unmap_sgt_and_remove_from_context(struct ivpu_bo *bo); +struct ivpu_bo *ivpu_bo_create(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx, + struct ivpu_addr_range *range, u64 size, u32 flags); +struct ivpu_bo *ivpu_bo_create_runtime(struct ivpu_device *vdev, u64 addr, u64 size, u32 flags); +struct ivpu_bo *ivpu_bo_create_global(struct ivpu_device *vdev, u64 size, u32 flags); +void ivpu_bo_free(struct ivpu_bo *bo); int ivpu_bo_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file); int ivpu_bo_info_ioctl(struct drm_device *dev, void *data, struct drm_file *file); int ivpu_bo_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file); +int ivpu_bo_create_from_userptr_ioctl(struct drm_device *dev, void *data, + struct drm_file *file); + +void ivpu_bo_list(struct drm_device *dev, struct drm_printer *p); +void ivpu_bo_list_print(struct drm_device *dev); static inline struct ivpu_bo *to_ivpu_bo(struct drm_gem_object *obj) { - return container_of(obj, struct ivpu_bo, base); + return container_of(obj, struct ivpu_bo, base.base); } -static inline struct page *ivpu_bo_get_page(struct ivpu_bo *bo, u64 offset) +static inline void *ivpu_bo_vaddr(struct ivpu_bo *bo) { - if (offset > bo->base.size || !bo->pages) - return NULL; + return bo->base.vaddr; +} - return bo->pages[offset / PAGE_SIZE]; +static inline size_t ivpu_bo_size(struct ivpu_bo *bo) +{ + return bo->base.base.size; } static inline u32 ivpu_bo_cache_mode(struct ivpu_bo *bo) @@ -81,25 +64,27 @@ static inline u32 ivpu_bo_cache_mode(struct ivpu_bo *bo) return bo->flags & DRM_IVPU_BO_CACHE_MASK; } -static inline bool ivpu_bo_is_snooped(struct ivpu_bo *bo) +static inline struct ivpu_device *ivpu_bo_to_vdev(struct ivpu_bo *bo) { - return ivpu_bo_cache_mode(bo) == DRM_IVPU_BO_CACHED; + return to_ivpu_device(bo->base.base.dev); } -static inline pgprot_t ivpu_bo_pgprot(struct ivpu_bo *bo, pgprot_t prot) +static inline bool ivpu_bo_is_snooped(struct ivpu_bo *bo) { - if (bo->flags & DRM_IVPU_BO_WC) - return pgprot_writecombine(prot); + if (ivpu_is_force_snoop_enabled(ivpu_bo_to_vdev(bo))) + return true; - if (bo->flags & DRM_IVPU_BO_UNCACHED) - return pgprot_noncached(prot); + return ivpu_bo_cache_mode(bo) == DRM_IVPU_BO_CACHED; +} - return prot; +static inline bool ivpu_bo_is_read_only(struct ivpu_bo *bo) +{ + return bo->flags & DRM_IVPU_BO_READ_ONLY; } -static inline struct ivpu_device *ivpu_bo_to_vdev(struct ivpu_bo *bo) +static inline bool ivpu_bo_is_resident(struct ivpu_bo *bo) { - return to_ivpu_device(bo->base.dev); + return !!bo->base.pages; } static inline void *ivpu_to_cpu_addr(struct ivpu_bo *bo, u32 vpu_addr) @@ -107,21 +92,26 @@ static inline void *ivpu_to_cpu_addr(struct ivpu_bo *bo, u32 vpu_addr) if (vpu_addr < bo->vpu_addr) return NULL; - if (vpu_addr >= (bo->vpu_addr + bo->base.size)) + if (vpu_addr >= (bo->vpu_addr + ivpu_bo_size(bo))) return NULL; - return bo->kvaddr + (vpu_addr - bo->vpu_addr); + return ivpu_bo_vaddr(bo) + (vpu_addr - bo->vpu_addr); } static inline u32 cpu_to_vpu_addr(struct ivpu_bo *bo, void *cpu_addr) { - if (cpu_addr < bo->kvaddr) + if (cpu_addr < ivpu_bo_vaddr(bo)) return 0; - if (cpu_addr >= (bo->kvaddr + bo->base.size)) + if (cpu_addr >= (ivpu_bo_vaddr(bo) + ivpu_bo_size(bo))) return 0; - return bo->vpu_addr + (cpu_addr - bo->kvaddr); + return bo->vpu_addr + (cpu_addr - ivpu_bo_vaddr(bo)); +} + +static inline bool ivpu_bo_is_mappable(struct ivpu_bo *bo) +{ + return bo->flags & DRM_IVPU_BO_MAPPABLE; } #endif /* __IVPU_GEM_H__ */ |
