diff options
| author | Likun Gao <Likun.Gao@amd.com> | 2024-07-12 11:07:40 +0800 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2026-03-04 07:19:50 -0500 |
| commit | 3e849a93bff40f0c88a8aafba062b1de0ec2797b (patch) | |
| tree | cec0f9fdb99bcba45d6016e462b02b42d85c9de2 /drivers/gpu/drm/amd/amdgpu | |
| parent | 0e95546a09d2af51dadb2e03cb3cdabb167e148d (diff) | |
drm/amdgpu: fix NULL pointer issue buffer funcs
[ Upstream commit 9877a865d62c9c3e0f4cc369dc9ca9f7f24f5ee9 ]
If SDMA block not enabled, buffer_funcs will not initialize,
fix the null pointer issue if buffer_funcs not initialized.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index d2c3885de711..ba6fb23b840a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3309,7 +3309,8 @@ static int amdgpu_device_ip_init(struct amdgpu_device *adev) if (r) goto init_failed; - if (adev->mman.buffer_funcs_ring->sched.ready) + if (adev->mman.buffer_funcs_ring && + adev->mman.buffer_funcs_ring->sched.ready) amdgpu_ttm_set_buffer_funcs_status(adev, true); /* Don't init kfd if whole hive need to be reset during init */ |