diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index bae77353447b..edd2ea52dc00 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -24,10 +24,11 @@ #ifndef __AMDGPU_VM_H__ #define __AMDGPU_VM_H__ -#include <linux/rbtree.h> #include <linux/idr.h> +#include <linux/kfifo.h> +#include <linux/rbtree.h> +#include <drm/gpu_scheduler.h> -#include "gpu_scheduler.h" #include "amdgpu_sync.h" #include "amdgpu_ring.h" @@ -69,6 +70,12 @@ struct amdgpu_bo_list_entry; /* PDE is handled as PTE for VEGA10 */ #define AMDGPU_PDE_PTE (1ULL << 54) +/* PTE is handled as PDE for VEGA10 (Translate Further) */ +#define AMDGPU_PTE_TF (1ULL << 56) + +/* PDE Block Fragment Size for VEGA10 */ +#define AMDGPU_PDE_BFS(a) ((uint64_t)a << 59) + /* VEGA10 only */ #define AMDGPU_PTE_MTYPE(a) ((uint64_t)a << 57) #define AMDGPU_PTE_MTYPE_MASK AMDGPU_PTE_MTYPE(3ULL) @@ -96,6 +103,19 @@ struct amdgpu_bo_list_entry; /* hardcode that limit for now */ #define AMDGPU_VA_RESERVED_SIZE (8ULL << 20) +/* VA hole for 48bit addresses on Vega10 */ +#define AMDGPU_VA_HOLE_START 0x0000800000000000ULL +#define AMDGPU_VA_HOLE_END 0xffff800000000000ULL + +/* + * Hardware is programmed as if the hole doesn't exists with start and end + * address values. + * + * This mask is used to remove the upper 16bits of the VA and so come up with + * the linear addr value. + */ +#define AMDGPU_VA_HOLE_MASK 0x0000ffffffffffffULL + /* max vmids dedicated for process */ #define AMDGPU_VM_MAX_RESERVED_VMID 1 @@ -106,6 +126,16 @@ struct amdgpu_bo_list_entry; #define AMDGPU_VM_USE_CPU_FOR_GFX (1 << 0) #define AMDGPU_VM_USE_CPU_FOR_COMPUTE (1 << 1) +/* VMPT level enumerate, and the hiberachy is: + * PDB2->PDB1->PDB0->PTB + */ +enum amdgpu_vm_level { + AMDGPU_VM_PDB2, + AMDGPU_VM_PDB1, + AMDGPU_VM_PDB0, + AMDGPU_VM_PTB +}; + /* base structure for tracking BO usage in a VM */ struct amdgpu_vm_bo_base { /* constant after initialization */ @@ -124,11 +154,10 @@ struct amdgpu_vm_bo_base { struct amdgpu_vm_pt { struct amdgpu_vm_bo_base base; - uint64_t addr; + bool huge; /* array of page tables, one for each directory entry */ struct amdgpu_vm_pt *entries; - unsigned last_entry_used; }; #define AMDGPU_VM_FAULT(pasid, addr) (((u64)(pasid) << 48) | (addr)) @@ -162,7 +191,7 @@ struct amdgpu_vm { spinlock_t freed_lock; /* Scheduler entity for page table updates */ - struct amd_sched_entity entity; + struct drm_sched_entity entity; /* client id and PASID (TODO: replace client_id with PASID) */ u64 client_id; @@ -221,9 +250,9 @@ struct amdgpu_vm_manager { uint64_t max_pfn; uint32_t num_level; - uint64_t vm_size; uint32_t block_size; uint32_t fragment_size; + enum amdgpu_vm_level root_level; /* vram base address for page table entry */ u64 vram_base_offset; /* vm pte handling */ @@ -312,10 +341,9 @@ struct amdgpu_bo_va_mapping *amdgpu_vm_bo_lookup_mapping(struct amdgpu_vm *vm, uint64_t addr); void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va); -void amdgpu_vm_set_fragment_size(struct amdgpu_device *adev, - uint32_t fragment_size_default); -void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint64_t vm_size, - uint32_t fragment_size_default); +void amdgpu_vm_adjust_size(struct amdgpu_device *adev, uint32_t vm_size, + uint32_t fragment_size_default, unsigned max_level, + unsigned max_bits); int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); bool amdgpu_vm_need_pipeline_sync(struct amdgpu_ring *ring, struct amdgpu_job *job); |