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| author | Monk Liu <Monk.Liu@amd.com> | 2017-01-18 10:37:34 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-01-27 11:13:37 -0500 |
| commit | 79bbbf8bfe646d63a52dcb1f8272a27adbcae097 (patch) | |
| tree | 759aa53ec2af01489b915ed042b51c57962f3364 /drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | |
| parent | 714fbf80392248170c2e67cd77062e2cab0d8a82 (diff) | |
| download | linux-79bbbf8bfe646d63a52dcb1f8272a27adbcae097.tar.bz2 | |
drm/amdgpu:Preamble is forbid to be ignored in SRIOV
SR-IOV requires the preamble.
Signed-off-by: Monk Liu <Monk.Liu@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_ib.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 38dded50ae8a..5329ac93e43d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -193,7 +193,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, /* drop preamble IBs if we don't have a context switch */ if ((ib->flags & AMDGPU_IB_FLAG_PREAMBLE) && skip_preamble && - !(status & AMDGPU_PREAMBLE_IB_PRESENT_FIRST)) + !(status & AMDGPU_PREAMBLE_IB_PRESENT_FIRST) && + !amdgpu_sriov_vf(adev)) /* for SRIOV preemption, Preamble CE ib must be inserted anyway */ continue; amdgpu_ring_emit_ib(ring, ib, job ? job->vm_id : 0, |