From: Nicolai Hähnle <nicolai.haehnle@amd.com>
Date: Thu, 15 Dec 2016 16:04:51 +0000 (+0100)
Subject: drm/amd/amdgpu: add amdgpu_bo_gpu_accessible helper function
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b99f31030a50f6bb0d1e5e67a966ec1b0f5942a8;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

drm/amd/amdgpu: add amdgpu_bo_gpu_accessible helper function

Signed-off-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
index 4306b2f2c8f0..15a723adca76 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
@@ -114,6 +114,15 @@ static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo *bo)
 	return drm_vma_node_offset_addr(&bo->tbo.vma_node);
 }
 
+/**
+ * amdgpu_bo_gpu_accessible - return whether the bo is currently in memory that
+ * is accessible to the GPU.
+ */
+static inline bool amdgpu_bo_gpu_accessible(struct amdgpu_bo *bo)
+{
+	return bo->tbo.mem.mem_type != TTM_PL_SYSTEM;
+}
+
 int amdgpu_bo_create(struct amdgpu_device *adev,
 			    unsigned long size, int byte_align,
 			    bool kernel, u32 domain, u64 flags,