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提交 073440d2 编写于 作者: C Christian König 提交者： Alex Deucher
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drm/amdgpu: move VM defines into amdgpu_vm.h 

Only cleanup, no intended functional change.
Signed-off-by: NChristian König <christian.koenig@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>
上级 78023016
隐藏空白更改
内联 并排
Showing with 206 addition and 169 deletion
drivers/gpu/drm/amd/amdgpu/amdgpu.h
浏览文件 @ 073440d2
......@@ -55,6 +55,7 @@
#include "amdgpu_gds.h"
#include "amdgpu_sync.h"
#include "amdgpu_ring.h"
#include "amdgpu_vm.h"
#include "amd_powerplay.h"
#include "amdgpu_acp.h"
......@@ -149,7 +150,6 @@ extern int amdgpu_vram_page_split;
struct amdgpu_device;
struct amdgpu_ib;
struct amdgpu_vm;
struct amdgpu_cs_parser;
struct amdgpu_job;
struct amdgpu_irq_src;
......@@ -628,174 +628,6 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring,
struct amd_sched_entity *entity, void *owner,
struct fence **f);
/*
* VM
*/
/* maximum number of VMIDs */
#define AMDGPU_NUM_VM 16
/* Maximum number of PTEs the hardware can write with one command */
#define AMDGPU_VM_MAX_UPDATE_SIZE 0x3FFFF
/* number of entries in page table */
#define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
/* PTBs (Page Table Blocks) need to be aligned to 32K */
#define AMDGPU_VM_PTB_ALIGN_SIZE 32768
/* LOG2 number of continuous pages for the fragment field */
#define AMDGPU_LOG2_PAGES_PER_FRAG 4
#define AMDGPU_PTE_VALID (1 << 0)
#define AMDGPU_PTE_SYSTEM (1 << 1)
#define AMDGPU_PTE_SNOOPED (1 << 2)
/* VI only */
#define AMDGPU_PTE_EXECUTABLE (1 << 4)
#define AMDGPU_PTE_READABLE (1 << 5)
#define AMDGPU_PTE_WRITEABLE (1 << 6)
#define AMDGPU_PTE_FRAG(x) ((x & 0x1f) << 7)
/* How to programm VM fault handling */
#define AMDGPU_VM_FAULT_STOP_NEVER 0
#define AMDGPU_VM_FAULT_STOP_FIRST 1
#define AMDGPU_VM_FAULT_STOP_ALWAYS 2
struct amdgpu_vm_pt {
struct amdgpu_bo *bo;
uint64_t addr;
};
struct amdgpu_vm {
/* tree of virtual addresses mapped */
struct rb_root va;
/* protecting invalidated */
spinlock_t status_lock;
/* BOs moved, but not yet updated in the PT */
struct list_head invalidated;
/* BOs cleared in the PT because of a move */
struct list_head cleared;
/* BO mappings freed, but not yet updated in the PT */
struct list_head freed;
/* contains the page directory */
struct amdgpu_bo *page_directory;
unsigned max_pde_used;
struct fence *page_directory_fence;
uint64_t last_eviction_counter;
/* array of page tables, one for each page directory entry */
struct amdgpu_vm_pt *page_tables;
/* for id and flush management per ring */
struct amdgpu_vm_id *ids[AMDGPU_MAX_RINGS];
/* protecting freed */
spinlock_t freed_lock;
/* Scheduler entity for page table updates */
struct amd_sched_entity entity;
/* client id */
u64 client_id;
};
struct amdgpu_vm_id {
struct list_head list;
struct fence *first;
struct amdgpu_sync active;
struct fence *last_flush;
atomic64_t owner;
uint64_t pd_gpu_addr;
/* last flushed PD/PT update */
struct fence *flushed_updates;
uint32_t current_gpu_reset_count;
uint32_t gds_base;
uint32_t gds_size;
uint32_t gws_base;
uint32_t gws_size;
uint32_t oa_base;
uint32_t oa_size;
};
struct amdgpu_vm_manager {
/* Handling of VMIDs */
struct mutex lock;
unsigned num_ids;
struct list_head ids_lru;
struct amdgpu_vm_id ids[AMDGPU_NUM_VM];
/* Handling of VM fences */
u64 fence_context;
unsigned seqno[AMDGPU_MAX_RINGS];
uint32_t max_pfn;
/* vram base address for page table entry */
u64 vram_base_offset;
/* is vm enabled? */
bool enabled;
/* vm pte handling */
const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
struct amdgpu_ring *vm_pte_rings[AMDGPU_MAX_RINGS];
unsigned vm_pte_num_rings;
atomic_t vm_pte_next_ring;
/* client id counter */
atomic64_t client_counter;
};
void amdgpu_vm_manager_init(struct amdgpu_device *adev);
void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm,
struct list_head *validated,
struct amdgpu_bo_list_entry *entry);
int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
int (*callback)(void *p, struct amdgpu_bo *bo),
void *param);
void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
struct amdgpu_sync *sync, struct fence *fence,
struct amdgpu_job *job);
int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job);
void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id);
int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm,
struct amdgpu_sync *sync);
int amdgpu_vm_bo_update(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
bool clear);
void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
struct amdgpu_bo *bo);
struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
struct amdgpu_bo *bo);
struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
struct amdgpu_vm *vm,
struct amdgpu_bo *bo);
int amdgpu_vm_bo_map(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t addr, uint64_t offset,
uint64_t size, uint32_t flags);
int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t addr);
void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va);
/*
* context related structures
*/
......
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h 0 → 100644
浏览文件 @ 073440d2
/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Christian König
*/
#ifndef __AMDGPU_VM_H__
#define __AMDGPU_VM_H__
#include <linux/rbtree.h>
#include "gpu_scheduler.h"
#include "amdgpu_sync.h"
#include "amdgpu_ring.h"
struct amdgpu_bo_va;
struct amdgpu_job;
struct amdgpu_bo_list_entry;
/*
* GPUVM handling
*/
/* maximum number of VMIDs */
#define AMDGPU_NUM_VM 16
/* Maximum number of PTEs the hardware can write with one command */
#define AMDGPU_VM_MAX_UPDATE_SIZE 0x3FFFF
/* number of entries in page table */
#define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size)
/* PTBs (Page Table Blocks) need to be aligned to 32K */
#define AMDGPU_VM_PTB_ALIGN_SIZE 32768
/* LOG2 number of continuous pages for the fragment field */
#define AMDGPU_LOG2_PAGES_PER_FRAG 4
#define AMDGPU_PTE_VALID (1 << 0)
#define AMDGPU_PTE_SYSTEM (1 << 1)
#define AMDGPU_PTE_SNOOPED (1 << 2)
/* VI only */
#define AMDGPU_PTE_EXECUTABLE (1 << 4)
#define AMDGPU_PTE_READABLE (1 << 5)
#define AMDGPU_PTE_WRITEABLE (1 << 6)
#define AMDGPU_PTE_FRAG(x) ((x & 0x1f) << 7)
/* How to programm VM fault handling */
#define AMDGPU_VM_FAULT_STOP_NEVER 0
#define AMDGPU_VM_FAULT_STOP_FIRST 1
#define AMDGPU_VM_FAULT_STOP_ALWAYS 2
struct amdgpu_vm_pt {
struct amdgpu_bo *bo;
uint64_t addr;
};
struct amdgpu_vm {
/* tree of virtual addresses mapped */
struct rb_root va;
/* protecting invalidated */
spinlock_t status_lock;
/* BOs moved, but not yet updated in the PT */
struct list_head invalidated;
/* BOs cleared in the PT because of a move */
struct list_head cleared;
/* BO mappings freed, but not yet updated in the PT */
struct list_head freed;
/* contains the page directory */
struct amdgpu_bo *page_directory;
unsigned max_pde_used;
struct fence *page_directory_fence;
uint64_t last_eviction_counter;
/* array of page tables, one for each page directory entry */
struct amdgpu_vm_pt *page_tables;
/* for id and flush management per ring */
struct amdgpu_vm_id *ids[AMDGPU_MAX_RINGS];
/* protecting freed */
spinlock_t freed_lock;
/* Scheduler entity for page table updates */
struct amd_sched_entity entity;
/* client id */
u64 client_id;
};
struct amdgpu_vm_id {
struct list_head list;
struct fence *first;
struct amdgpu_sync active;
struct fence *last_flush;
atomic64_t owner;
uint64_t pd_gpu_addr;
/* last flushed PD/PT update */
struct fence *flushed_updates;
uint32_t current_gpu_reset_count;
uint32_t gds_base;
uint32_t gds_size;
uint32_t gws_base;
uint32_t gws_size;
uint32_t oa_base;
uint32_t oa_size;
};
struct amdgpu_vm_manager {
/* Handling of VMIDs */
struct mutex lock;
unsigned num_ids;
struct list_head ids_lru;
struct amdgpu_vm_id ids[AMDGPU_NUM_VM];
/* Handling of VM fences */
u64 fence_context;
unsigned seqno[AMDGPU_MAX_RINGS];
uint32_t max_pfn;
/* vram base address for page table entry */
u64 vram_base_offset;
/* is vm enabled? */
bool enabled;
/* vm pte handling */
const struct amdgpu_vm_pte_funcs *vm_pte_funcs;
struct amdgpu_ring *vm_pte_rings[AMDGPU_MAX_RINGS];
unsigned vm_pte_num_rings;
atomic_t vm_pte_next_ring;
/* client id counter */
atomic64_t client_counter;
};
void amdgpu_vm_manager_init(struct amdgpu_device *adev);
void amdgpu_vm_manager_fini(struct amdgpu_device *adev);
int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm);
void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm);
void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm,
struct list_head *validated,
struct amdgpu_bo_list_entry *entry);
int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm,
int (*callback)(void *p, struct amdgpu_bo *bo),
void *param);
void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
struct amdgpu_sync *sync, struct fence *fence,
struct amdgpu_job *job);
int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job);
void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id);
int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_clear_freed(struct amdgpu_device *adev,
struct amdgpu_vm *vm);
int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm,
struct amdgpu_sync *sync);
int amdgpu_vm_bo_update(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
bool clear);
void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev,
struct amdgpu_bo *bo);
struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm,
struct amdgpu_bo *bo);
struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev,
struct amdgpu_vm *vm,
struct amdgpu_bo *bo);
int amdgpu_vm_bo_map(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t addr, uint64_t offset,
uint64_t size, uint32_t flags);
int amdgpu_vm_bo_unmap(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va,
uint64_t addr);
void amdgpu_vm_bo_rmv(struct amdgpu_device *adev,
struct amdgpu_bo_va *bo_va);
#endif
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