diff options
| author | Chunming Zhou <David1.Zhou@amd.com> | 2017-05-15 16:48:27 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-05-24 18:11:52 -0400 |
| commit | f1892138abcb6d58359189f3b0a6c95f10613513 (patch) | |
| tree | 127e78746b85e17adb9793c4d38f5aadab8e9f92 /drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | |
| parent | 0c49e0b8a43c8addb0498cd32390f4ef08b5dd27 (diff) | |
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 1375a896e87b..9a0b2e5f3c11 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -1097,6 +1097,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p, int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_fpriv *fpriv = filp->driver_priv; union drm_amdgpu_cs *cs = data; struct amdgpu_cs_parser parser = {}; bool reserved_buffers = false; @@ -1104,6 +1105,8 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) if (!adev->accel_working) return -EBUSY; + if (amdgpu_kms_vram_lost(adev, fpriv)) + return -ENODEV; parser.adev = adev; parser.filp = filp; @@ -1165,12 +1168,15 @@ int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, { union drm_amdgpu_wait_cs *wait = data; struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_fpriv *fpriv = filp->driver_priv; unsigned long timeout = amdgpu_gem_timeout(wait->in.timeout); struct amdgpu_ring *ring = NULL; struct amdgpu_ctx *ctx; struct dma_fence *fence; long r; + if (amdgpu_kms_vram_lost(adev, fpriv)) + return -ENODEV; r = amdgpu_cs_get_ring(adev, wait->in.ip_type, wait->in.ip_instance, wait->in.ring, &ring); if (r) @@ -1344,12 +1350,15 @@ int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { struct amdgpu_device *adev = dev->dev_private; + struct amdgpu_fpriv *fpriv = filp->driver_priv; union drm_amdgpu_wait_fences *wait = data; uint32_t fence_count = wait->in.fence_count; struct drm_amdgpu_fence *fences_user; struct drm_amdgpu_fence *fences; int r; + if (amdgpu_kms_vram_lost(adev, fpriv)) + return -ENODEV; /* Get the fences from userspace */ fences = kmalloc_array(fence_count, sizeof(struct drm_amdgpu_fence), GFP_KERNEL); |