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| author | Ma Jun <Jun.Ma2@amd.com> | 2024-04-22 10:07:51 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-07-11 12:47:06 +0200 |
| commit | bf312c05296eda48f194a9452de9738988b2d97b (patch) | |
| tree | 7e33c51f1323631f75a68e8d80774f9cb986089e /drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | |
| parent | 7eb74d14c7c567719618215898187aac4dbd94b3 (diff) | |
drm/amdgpu: Initialize timestamp for some legacy SOCs
[ Upstream commit 2e55bcf3d742a4946d862b86e39e75a95cc6f1c0 ]
Initialize the interrupt timestamp for some legacy SOCs
to fix the coverity issue "Uninitialized scalar variable"
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Suggested-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Christian König <christian.koenig@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/amdgpu_irq.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 9efbc0f7c6bdf..c3da333f09de4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -480,6 +480,14 @@ void amdgpu_irq_dispatch(struct amdgpu_device *adev, entry.ih = ih; entry.iv_entry = (const uint32_t *)&ih->ring[ring_index]; + + /* + * timestamp is not supported on some legacy SOCs (cik, cz, iceland, + * si and tonga), so initialize timestamp and timestamp_src to 0 + */ + entry.timestamp = 0; + entry.timestamp_src = 0; + amdgpu_ih_decode_iv(adev, &entry); trace_amdgpu_iv(ih - &adev->irq.ih, &entry); |