drm/amdgpu: return -ENODEV to user space when vram is lost v2

below ioctl will return -ENODEV:
amdgpu_cs_ioctl
amdgpu_cs_wait_ioctl
amdgpu_cs_wait_fences_ioctl
amdgpu_gem_va_ioctl
amdgpu_info_ioctl

v2: only for map and replace cases in amdgpu_gem_va_ioctl

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 5a170071702a..794e14d8e906 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2839,8 +2839,10 @@ retry:
                         if (r)
                                 goto out;
                         vram_lost = amdgpu_check_vram_lost(adev);
-                        if (vram_lost)
+                        if (vram_lost) {
                                 DRM_ERROR("VRAM is lost!\n");
+                                atomic_inc(&adev->vram_lost_counter);
+                        }
                         r = amdgpu_ttm_recover_gart(adev);
                         if (r)
                                 goto out;