diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 123 |
1 files changed, 117 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 374f9a4d94ef..5e3542384b21 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -118,6 +118,10 @@ extern int radeon_msi; #define CAYMAN_RING_TYPE_CP1_INDEX 1 #define CAYMAN_RING_TYPE_CP2_INDEX 2 +/* hardcode those limit for now */ +#define RADEON_VA_RESERVED_SIZE (8 << 20) +#define RADEON_IB_VM_MAX_SIZE (64 << 10) + /* * Errata workarounds. */ @@ -262,6 +266,21 @@ struct radeon_mman { bool initialized; }; +/* bo virtual address in a specific vm */ +struct radeon_bo_va { + /* bo list is protected by bo being reserved */ + struct list_head bo_list; + /* vm list is protected by vm mutex */ + struct list_head vm_list; + /* constant after initialization */ + struct radeon_vm *vm; + struct radeon_bo *bo; + uint64_t soffset; + uint64_t eoffset; + uint32_t flags; + bool valid; +}; + struct radeon_bo { /* Protected by gem.mutex */ struct list_head list; @@ -275,6 +294,10 @@ struct radeon_bo { u32 tiling_flags; u32 pitch; int surface_reg; + /* list of all virtual address to which this bo + * is associated to + */ + struct list_head va; /* Constant after initialization */ struct radeon_device *rdev; struct drm_gem_object gem_base; @@ -408,6 +431,7 @@ struct radeon_mc; #define RADEON_GPU_PAGE_SIZE 4096 #define RADEON_GPU_PAGE_MASK (RADEON_GPU_PAGE_SIZE - 1) #define RADEON_GPU_PAGE_SHIFT 12 +#define RADEON_GPU_PAGE_ALIGN(a) (((a) + RADEON_GPU_PAGE_MASK) & ~RADEON_GPU_PAGE_MASK) struct radeon_gart { dma_addr_t table_addr; @@ -565,6 +589,7 @@ struct radeon_ib { uint64_t gpu_addr; uint32_t *ptr; struct radeon_fence *fence; + unsigned vm_id; }; /* @@ -602,6 +627,56 @@ struct radeon_ring { }; /* + * VM + */ +struct radeon_vm { + struct list_head list; + struct list_head va; + int id; + unsigned last_pfn; + u64 pt_gpu_addr; + u64 *pt; + struct radeon_sa_bo sa_bo; + struct mutex mutex; + /* last fence for cs using this vm */ + struct radeon_fence *fence; +}; + +struct radeon_vm_funcs { + int (*init)(struct radeon_device *rdev); + void (*fini)(struct radeon_device *rdev); + /* cs mutex must be lock for schedule_ib */ + int (*bind)(struct radeon_device *rdev, struct radeon_vm *vm, int id); + void (*unbind)(struct radeon_device *rdev, struct radeon_vm *vm); + void (*tlb_flush)(struct radeon_device *rdev, struct radeon_vm *vm); + uint32_t (*page_flags)(struct radeon_device *rdev, + struct radeon_vm *vm, + uint32_t flags); + void (*set_page)(struct radeon_device *rdev, struct radeon_vm *vm, + unsigned pfn, uint64_t addr, uint32_t flags); +}; + +struct radeon_vm_manager { + struct list_head lru_vm; + uint32_t use_bitmap; + struct radeon_sa_manager sa_manager; + uint32_t max_pfn; + /* fields constant after init */ + const struct radeon_vm_funcs *funcs; + /* number of VMIDs */ + unsigned nvm; + /* vram base address for page table entry */ + u64 vram_base_offset; +}; + +/* + * file private structure + */ +struct radeon_fpriv { + struct radeon_vm vm; +}; + +/* * R6xx+ IH ring */ struct r600_ih { @@ -691,12 +766,12 @@ struct radeon_cs_reloc { struct radeon_cs_chunk { uint32_t chunk_id; uint32_t length_dw; - int kpage_idx[2]; - uint32_t *kpage[2]; + int kpage_idx[2]; + uint32_t *kpage[2]; uint32_t *kdata; - void __user *user_ptr; - int last_copied_page; - int last_page_index; + void __user *user_ptr; + int last_copied_page; + int last_page_index; }; struct radeon_cs_parser { @@ -717,11 +792,14 @@ struct radeon_cs_parser { /* indices of various chunks */ int chunk_ib_idx; int chunk_relocs_idx; + int chunk_flags_idx; struct radeon_ib *ib; void *track; unsigned family; int parser_error; - bool keep_tiling_flags; + u32 cs_flags; + u32 ring; + s32 priority; }; extern int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx); @@ -1018,6 +1096,7 @@ struct radeon_asic { struct { void (*ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib); + int (*ib_parse)(struct radeon_device *rdev, struct radeon_ib *ib); void (*emit_fence)(struct radeon_device *rdev, struct radeon_fence *fence); void (*emit_semaphore)(struct radeon_device *rdev, struct radeon_ring *cp, struct radeon_semaphore *semaphore, bool emit_wait); @@ -1255,6 +1334,8 @@ int radeon_gem_busy_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); int radeon_gem_wait_idle_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); +int radeon_gem_va_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); @@ -1404,6 +1485,8 @@ struct radeon_device { /* debugfs */ struct radeon_debugfs debugfs[RADEON_DEBUGFS_MAX_COMPONENTS]; unsigned debugfs_count; + /* virtual memory */ + struct radeon_vm_manager vm_manager; }; int radeon_device_init(struct radeon_device *rdev, @@ -1568,6 +1651,7 @@ void radeon_ring_write(struct radeon_ring *ring, uint32_t v); #define radeon_ring_start(rdev) (rdev)->asic->ring_start((rdev)) #define radeon_ring_test(rdev, cp) (rdev)->asic->ring_test((rdev), (cp)) #define radeon_ring_ib_execute(rdev, r, ib) (rdev)->asic->ring[(r)].ib_execute((rdev), (ib)) +#define radeon_ring_ib_parse(rdev, r, ib) (rdev)->asic->ring[(r)].ib_parse((rdev), (ib)) #define radeon_irq_set(rdev) (rdev)->asic->irq_set((rdev)) #define radeon_irq_process(rdev) (rdev)->asic->irq_process((rdev)) #define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->get_vblank_counter((rdev), (crtc)) @@ -1627,6 +1711,33 @@ extern int radeon_suspend_kms(struct drm_device *dev, pm_message_t state); extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size); /* + * vm + */ +int radeon_vm_manager_init(struct radeon_device *rdev); +void radeon_vm_manager_fini(struct radeon_device *rdev); +int radeon_vm_manager_start(struct radeon_device *rdev); +int radeon_vm_manager_suspend(struct radeon_device *rdev); +int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm); +void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm); +int radeon_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm); +void radeon_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm); +int radeon_vm_bo_update_pte(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo, + struct ttm_mem_reg *mem); +void radeon_vm_bo_invalidate(struct radeon_device *rdev, + struct radeon_bo *bo); +int radeon_vm_bo_add(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo, + uint64_t offset, + uint32_t flags); +int radeon_vm_bo_rmv(struct radeon_device *rdev, + struct radeon_vm *vm, + struct radeon_bo *bo); + + +/* * R600 vram scratch functions */ int r600_vram_scratch_init(struct radeon_device *rdev); |