diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2026-01-09 08:54:55 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-01-14 14:57:55 -0500 |
| commit | b6dff005fcf32dd072f6f2d08ca461394a21bd4f (patch) | |
| tree | 3e7b64dae116780f75b769486d03557aa5ed59c2 /drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c | |
| parent | 122b15cdbcc2eaccd7c1e630bb79ff4c268dd3f4 (diff) | |
drm/amdgpu: make sure userqs are enabled in userq IOCTLs
These IOCTLs shouldn't be called when userqs are not
enabled. Make sure they are enabled before executing
the IOCTLs.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit d967509651601cddce7ff2a9f09479f3636f684d)
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c index 9a969175900e..58b26c78b642 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c @@ -885,12 +885,28 @@ 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; |