diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h index aa0c83776ce0..7e248a4e2fa3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h @@ -149,6 +149,8 @@ struct amdgpu_xgmi { struct list_head head; bool supported; struct ras_common_if *ras_if; + bool connected_to_cpu; + bool pending_reset; }; struct amdgpu_gmc { @@ -189,10 +191,13 @@ struct amdgpu_gmc { 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 + * If driver uses FB aperture to access FB, 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. + * If driver uses GART table for VMID0 FB access, driver finds a hole in + * VMID0's virtual address space to place the SYSVM aperture inside + * which the first part is vram and the second part is gart (covering + * system ram). */ u64 vram_start; u64 vram_end; @@ -204,6 +209,15 @@ struct amdgpu_gmc { */ u64 fb_start; u64 fb_end; + /* In the case of use GART table for vmid0 FB access, [fb_start, fb_end] + * will be squeezed to GART aperture. But we have a PSP FW issue to fix + * for now. To temporarily workaround the PSP FW issue, added below two + * variables to remember the original fb_start/end to re-enable FB + * aperture to workaround the PSP FW issue. Will delete it after we + * get a proper PSP FW fix. + */ + u64 fb_start_original; + u64 fb_end_original; unsigned vram_width; u64 real_vram_size; int vram_mtrr; @@ -240,6 +254,12 @@ struct amdgpu_gmc { struct amdgpu_xgmi xgmi; struct amdgpu_irq_src ecc_irq; int noretry; + + uint32_t vmid0_page_table_block_size; + uint32_t vmid0_page_table_depth; + struct amdgpu_bo *pdb0_bo; + /* CPU kmapped address of pdb0*/ + void *ptr_pdb0; }; #define amdgpu_gmc_flush_gpu_tlb(adev, vmid, vmhub, type) ((adev)->gmc.gmc_funcs->flush_gpu_tlb((adev), (vmid), (vmhub), (type))) @@ -281,6 +301,7 @@ static inline uint64_t amdgpu_gmc_sign_extend(uint64_t addr) return addr; } +int amdgpu_gmc_pdb0_alloc(struct amdgpu_device *adev); void amdgpu_gmc_get_pde_for_bo(struct amdgpu_bo *bo, int level, uint64_t *addr, uint64_t *flags); int amdgpu_gmc_set_pte_pde(struct amdgpu_device *adev, void *cpu_pt_addr, @@ -288,6 +309,7 @@ int amdgpu_gmc_set_pte_pde(struct amdgpu_device *adev, void *cpu_pt_addr, uint64_t flags); uint64_t amdgpu_gmc_pd_addr(struct amdgpu_bo *bo); uint64_t amdgpu_gmc_agp_addr(struct ttm_buffer_object *bo); +void amdgpu_gmc_sysvm_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc); void amdgpu_gmc_vram_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc, u64 base); void amdgpu_gmc_gart_location(struct amdgpu_device *adev, @@ -309,4 +331,5 @@ amdgpu_gmc_set_vm_fault_masks(struct amdgpu_device *adev, int hub_type, void amdgpu_gmc_get_vbios_allocations(struct amdgpu_device *adev); +void amdgpu_gmc_init_pdb0(struct amdgpu_device *adev); #endif |