diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | 49 |
1 files changed, 43 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h index b6e1d98ef01e..b499a3de8bb6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h @@ -77,6 +77,7 @@ struct amdgpu_gmc_fault { struct amdgpu_vmhub { uint32_t ctx0_ptb_addr_lo32; uint32_t ctx0_ptb_addr_hi32; + uint32_t vm_inv_eng0_sem; uint32_t vm_inv_eng0_req; uint32_t vm_inv_eng0_ack; uint32_t vm_context0_cntl; @@ -99,12 +100,15 @@ struct amdgpu_gmc_funcs { unsigned pasid); /* enable/disable PRT support */ void (*set_prt)(struct amdgpu_device *adev, bool enable); - /* set pte flags based per asic */ - uint64_t (*get_vm_pte_flags)(struct amdgpu_device *adev, - uint32_t flags); + /* map mtype to hardware flags */ + uint64_t (*map_mtype)(struct amdgpu_device *adev, uint32_t flags); /* get the pde for a given mc addr */ void (*get_vm_pde)(struct amdgpu_device *adev, int level, u64 *dst, u64 *flags); + /* get the pte flags to use for a BO VA mapping */ + void (*get_vm_pte)(struct amdgpu_device *adev, + struct amdgpu_bo_va_mapping *mapping, + uint64_t *flags); }; struct amdgpu_xgmi { @@ -120,21 +124,52 @@ struct amdgpu_xgmi { /* gpu list in the same hive */ struct list_head head; bool supported; + struct ras_common_if *ras_if; }; struct amdgpu_gmc { + /* FB's physical address in MMIO space (for CPU to + * map FB). This is different compared to the agp/ + * gart/vram_start/end field as the later is from + * GPU's view and aper_base is from CPU's view. + */ resource_size_t aper_size; resource_size_t aper_base; /* for some chips with <= 32MB we need to lie * about vram size near mc fb location */ u64 mc_vram_size; u64 visible_vram_size; + /* AGP aperture start and end in MC address space + * Driver find a hole in the MC address space + * to place AGP by setting MC_VM_AGP_BOT/TOP registers + * Under VMID0, logical address == MC address. AGP + * aperture maps to physical bus or IOVA addressed. + * AGP aperture is used to simulate FB in ZFB case. + * AGP aperture is also used for page table in system + * memory (mainly for APU). + * + */ u64 agp_size; u64 agp_start; u64 agp_end; + /* GART aperture start and end in MC address space + * Driver find a hole in the MC address space + * to place GART by setting VM_CONTEXT0_PAGE_TABLE_START/END_ADDR + * registers + * Under VMID0, logical address inside GART aperture will + * be translated through gpuvm gart page table to access + * paged system memory + */ u64 gart_size; u64 gart_start; u64 gart_end; + /* Frame buffer aperture of this GPU device. Different from + * fb_start (see below), this only covers the local GPU device. + * Driver get fb_start from MC_VM_FB_LOCATION_BASE (set by vbios) + * and calculate vram_start of this local device by adding an + * offset inside the XGMI hive. + * Under VMID0, logical address == MC address + */ u64 vram_start; u64 vram_end; /* FB region , it's same as local vram region in single GPU, in XGMI @@ -153,6 +188,7 @@ struct amdgpu_gmc { uint32_t fw_version; struct amdgpu_irq_src vm_fault; uint32_t vram_type; + uint8_t vram_vendor; uint32_t srbm_soft_reset; bool prt_warning; uint64_t stolen_size; @@ -177,15 +213,14 @@ struct amdgpu_gmc { struct amdgpu_xgmi xgmi; struct amdgpu_irq_src ecc_irq; - struct ras_common_if *umc_ras_if; - struct ras_common_if *mmhub_ras_if; }; #define amdgpu_gmc_flush_gpu_tlb(adev, vmid, vmhub, type) ((adev)->gmc.gmc_funcs->flush_gpu_tlb((adev), (vmid), (vmhub), (type))) #define amdgpu_gmc_emit_flush_gpu_tlb(r, vmid, addr) (r)->adev->gmc.gmc_funcs->emit_flush_gpu_tlb((r), (vmid), (addr)) #define amdgpu_gmc_emit_pasid_mapping(r, vmid, pasid) (r)->adev->gmc.gmc_funcs->emit_pasid_mapping((r), (vmid), (pasid)) +#define amdgpu_gmc_map_mtype(adev, flags) (adev)->gmc.gmc_funcs->map_mtype((adev),(flags)) #define amdgpu_gmc_get_vm_pde(adev, level, dst, flags) (adev)->gmc.gmc_funcs->get_vm_pde((adev), (level), (dst), (flags)) -#define amdgpu_gmc_get_pte_flags(adev, flags) (adev)->gmc.gmc_funcs->get_vm_pte_flags((adev),(flags)) +#define amdgpu_gmc_get_vm_pte(adev, mapping, flags) (adev)->gmc.gmc_funcs->get_vm_pte((adev), (mapping), (flags)) /** * amdgpu_gmc_vram_full_visible - Check if full VRAM is visible through the BAR @@ -230,5 +265,7 @@ void amdgpu_gmc_agp_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc); bool amdgpu_gmc_filter_faults(struct amdgpu_device *adev, uint64_t addr, uint16_t pasid, uint64_t timestamp); +int amdgpu_gmc_ras_late_init(struct amdgpu_device *adev); +void amdgpu_gmc_ras_fini(struct amdgpu_device *adev); #endif |