diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.h | 169 |
1 files changed, 158 insertions, 11 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h index 10e8af6bb45..5a873f31a17 100644 --- a/drivers/gpu/drm/radeon/radeon_object.h +++ b/drivers/gpu/drm/radeon/radeon_object.h @@ -28,19 +28,166 @@ #ifndef __RADEON_OBJECT_H__ #define __RADEON_OBJECT_H__ -#include <ttm/ttm_bo_api.h> -#include <ttm/ttm_bo_driver.h> -#include <ttm/ttm_placement.h> -#include <ttm/ttm_module.h> +#include <drm/radeon_drm.h> +#include "radeon.h" + +/** + * radeon_mem_type_to_domain - return domain corresponding to mem_type + * @mem_type: ttm memory type + * + * Returns corresponding domain of the ttm mem_type + */ +static inline unsigned radeon_mem_type_to_domain(u32 mem_type) +{ + switch (mem_type) { + case TTM_PL_VRAM: + return RADEON_GEM_DOMAIN_VRAM; + case TTM_PL_TT: + return RADEON_GEM_DOMAIN_GTT; + case TTM_PL_SYSTEM: + return RADEON_GEM_DOMAIN_CPU; + default: + break; + } + return 0; +} + +/** + * radeon_bo_reserve - reserve bo + * @bo: bo structure + * @no_intr: don't return -ERESTARTSYS on pending signal + * + * Returns: + * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by + * a signal. Release all buffer reservations and return to user-space. + */ +static inline int radeon_bo_reserve(struct radeon_bo *bo, bool no_intr) +{ + int r; + + r = ttm_bo_reserve(&bo->tbo, !no_intr, false, false, NULL); + if (unlikely(r != 0)) { + if (r != -ERESTARTSYS) + dev_err(bo->rdev->dev, "%p reserve failed\n", bo); + return r; + } + return 0; +} + +static inline void radeon_bo_unreserve(struct radeon_bo *bo) +{ + ttm_bo_unreserve(&bo->tbo); +} + +/** + * radeon_bo_gpu_offset - return GPU offset of bo + * @bo: radeon object for which we query the offset + * + * Returns current GPU offset of the object. + * + * Note: object should either be pinned or reserved when calling this + * function, it might be useful to add check for this for debugging. + */ +static inline u64 radeon_bo_gpu_offset(struct radeon_bo *bo) +{ + return bo->tbo.offset; +} + +static inline unsigned long radeon_bo_size(struct radeon_bo *bo) +{ + return bo->tbo.num_pages << PAGE_SHIFT; +} + +static inline unsigned radeon_bo_ngpu_pages(struct radeon_bo *bo) +{ + return (bo->tbo.num_pages << PAGE_SHIFT) / RADEON_GPU_PAGE_SIZE; +} + +static inline unsigned radeon_bo_gpu_page_alignment(struct radeon_bo *bo) +{ + return (bo->tbo.mem.page_alignment << PAGE_SHIFT) / RADEON_GPU_PAGE_SIZE; +} + +/** + * radeon_bo_mmap_offset - return mmap offset of bo + * @bo: radeon object for which we query the offset + * + * Returns mmap offset of the object. + */ +static inline u64 radeon_bo_mmap_offset(struct radeon_bo *bo) +{ + return drm_vma_node_offset_addr(&bo->tbo.vma_node); +} + +extern int radeon_bo_wait(struct radeon_bo *bo, u32 *mem_type, + bool no_wait); + +extern int radeon_bo_create(struct radeon_device *rdev, + unsigned long size, int byte_align, + bool kernel, u32 domain, + struct sg_table *sg, + struct radeon_bo **bo_ptr); +extern int radeon_bo_kmap(struct radeon_bo *bo, void **ptr); +extern void radeon_bo_kunmap(struct radeon_bo *bo); +extern void radeon_bo_unref(struct radeon_bo **bo); +extern int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr); +extern int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, + u64 max_offset, u64 *gpu_addr); +extern int radeon_bo_unpin(struct radeon_bo *bo); +extern int radeon_bo_evict_vram(struct radeon_device *rdev); +extern void radeon_bo_force_delete(struct radeon_device *rdev); +extern int radeon_bo_init(struct radeon_device *rdev); +extern void radeon_bo_fini(struct radeon_device *rdev); +extern int radeon_bo_list_validate(struct radeon_device *rdev, + struct ww_acquire_ctx *ticket, + struct list_head *head, int ring); +extern int radeon_bo_fbdev_mmap(struct radeon_bo *bo, + struct vm_area_struct *vma); +extern int radeon_bo_set_tiling_flags(struct radeon_bo *bo, + u32 tiling_flags, u32 pitch); +extern void radeon_bo_get_tiling_flags(struct radeon_bo *bo, + u32 *tiling_flags, u32 *pitch); +extern int radeon_bo_check_tiling(struct radeon_bo *bo, bool has_moved, + bool force_drop); +extern void radeon_bo_move_notify(struct ttm_buffer_object *bo, + struct ttm_mem_reg *new_mem); +extern int radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo); +extern int radeon_bo_get_surface_reg(struct radeon_bo *bo); /* - * TTM. + * sub allocation */ -struct radeon_mman { - struct ttm_bo_global_ref bo_global_ref; - struct ttm_global_reference mem_global_ref; - bool mem_global_referenced; - struct ttm_bo_device bdev; -}; + +static inline uint64_t radeon_sa_bo_gpu_addr(struct radeon_sa_bo *sa_bo) +{ + return sa_bo->manager->gpu_addr + sa_bo->soffset; +} + +static inline void * radeon_sa_bo_cpu_addr(struct radeon_sa_bo *sa_bo) +{ + return sa_bo->manager->cpu_ptr + sa_bo->soffset; +} + +extern int radeon_sa_bo_manager_init(struct radeon_device *rdev, + struct radeon_sa_manager *sa_manager, + unsigned size, u32 align, u32 domain); +extern void radeon_sa_bo_manager_fini(struct radeon_device *rdev, + struct radeon_sa_manager *sa_manager); +extern int radeon_sa_bo_manager_start(struct radeon_device *rdev, + struct radeon_sa_manager *sa_manager); +extern int radeon_sa_bo_manager_suspend(struct radeon_device *rdev, + struct radeon_sa_manager *sa_manager); +extern int radeon_sa_bo_new(struct radeon_device *rdev, + struct radeon_sa_manager *sa_manager, + struct radeon_sa_bo **sa_bo, + unsigned size, unsigned align); +extern void radeon_sa_bo_free(struct radeon_device *rdev, + struct radeon_sa_bo **sa_bo, + struct radeon_fence *fence); +#if defined(CONFIG_DEBUG_FS) +extern void radeon_sa_bo_dump_debug_info(struct radeon_sa_manager *sa_manager, + struct seq_file *m); +#endif + #endif |