free_vram 299 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c u64 free_vram, total_vram, used_vram; free_vram 318 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c free_vram = used_vram >= total_vram ? 0 : total_vram - used_vram; free_vram 341 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c if (free_vram >= 128 * 1024 * 1024 || free_vram >= total_vram / 8) { free_vram 348 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c min_us = bytes_to_us(adev, free_vram / 4);