diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 34 |
1 files changed, 30 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index dba8a5b25e66..55118fca241d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -218,14 +218,40 @@ void free_gtt_mem(struct kgd_dev *kgd, void *mem_obj) kfree(mem); } -uint64_t get_vmem_size(struct kgd_dev *kgd) +void get_local_mem_info(struct kgd_dev *kgd, + struct kfd_local_mem_info *mem_info) { - struct amdgpu_device *rdev = - (struct amdgpu_device *)kgd; + struct amdgpu_device *adev = (struct amdgpu_device *)kgd; + uint64_t address_mask; + resource_size_t aper_limit; BUG_ON(kgd == NULL); + BUG_ON(mem_info == NULL); + + memset(mem_info, 0, sizeof(*mem_info)); + + address_mask = ~((1UL << 40) - 1); /* 0xffffff0000000000 */ + aper_limit = adev->mc.aper_base + adev->mc.aper_size; + + /* deal with 64 bit PCI aperture base address space on 32 bit systems */ + if (!(adev->mc.aper_base & address_mask || + aper_limit & address_mask)) { + mem_info->local_mem_size_public = adev->mc.visible_vram_size; + mem_info->local_mem_size_private = adev->mc.real_vram_size - + adev->mc.visible_vram_size; + } else { + mem_info->local_mem_size_public = 0; + mem_info->local_mem_size_private = adev->mc.real_vram_size; + } + mem_info->vram_width = adev->mc.vram_width; + + if (adev->pp_enabled || rdev->pm.funcs->get_mclk) + mem_info->mem_clk_max = amdgpu_dpm_get_mclk(adev, false); - return rdev->mc.real_vram_size; + pr_debug("amdgpu: address base: 0x%llx limit 0x%llx public 0x%llx private 0x%llx\n", + adev->mc.aper_base, aper_limit, + mem_info->local_mem_size_public, + mem_info->local_mem_size_private); } uint64_t get_gpu_clock_counter(struct kgd_dev *kgd) |