These IOCTLs shouldn't be called when userqs are not enabled. Make sure they are enabled before executing the IOCTLs.
Signed-off-by: Alex Deucher <[email protected]> --- drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c | 16 ++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c | 6 ++++++ 3 files changed, 23 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c index 98110f543307d..256ceca6d429b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c @@ -888,12 +888,28 @@ static int amdgpu_userq_input_args_validate(struct drm_device *dev, return 0; } +bool amdgpu_userq_enabled(struct drm_device *dev) +{ + struct amdgpu_device *adev = drm_to_adev(dev); + int i; + + for (i = 0; i < AMDGPU_HW_IP_NUM; i++) { + if (adev->userq_funcs[i]) + return true; + } + + return false; +} + int amdgpu_userq_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { union drm_amdgpu_userq *args = data; int r; + if (!amdgpu_userq_enabled(dev)) + return -ENOTSUPP; + if (amdgpu_userq_input_args_validate(dev, args, filp) < 0) return -EINVAL; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h index 7a5ec17704567..468b65d953b0d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h @@ -136,6 +136,7 @@ uint64_t amdgpu_userq_get_doorbell_index(struct amdgpu_userq_mgr *uq_mgr, struct drm_file *filp); u32 amdgpu_userq_get_supported_ip_mask(struct amdgpu_device *adev); +bool amdgpu_userq_enabled(struct drm_device *dev); int amdgpu_userq_suspend(struct amdgpu_device *adev); int amdgpu_userq_resume(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c index 1a23e7709dea9..d6fc65803a309 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c @@ -493,6 +493,9 @@ int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data, struct drm_exec exec; u64 wptr; + if (!amdgpu_userq_enabled(dev)) + return -ENOTSUPP; + num_syncobj_handles = args->num_syncobj_handles; syncobj_handles = memdup_user(u64_to_user_ptr(args->syncobj_handles), size_mul(sizeof(u32), num_syncobj_handles)); @@ -680,6 +683,9 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data, int r, i, rentry, wentry, cnt; struct drm_exec exec; + if (!amdgpu_userq_enabled(dev)) + return -ENOTSUPP; + num_read_bo_handles = wait_info->num_bo_read_handles; bo_handles_read = memdup_user(u64_to_user_ptr(wait_info->bo_read_handles), size_mul(sizeof(u32), num_read_bo_handles)); -- 2.52.0
