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drm/amdgpu: always sync the GFX pipe on ctx switch

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BugLink: https://bugs.launchpad.net/bugs/2107449

commit af04b320c71c4b59971f021615876808a36e5038 upstream.

That is needed to enforce isolation between contexts.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit def59436fb0d3ca0f211d14873d0273d69ebb405)
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Koichiro Den <koichiro.den@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
This commit is contained in:
Christian König
2024-12-20 16:21:11 +01:00
committed by Stefan Bader
parent 116c93364d
commit 37731ff3a7
1 changed files with 2 additions and 2 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+2 -2
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@@ -193,8 +193,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned int num_ibs,
need_ctx_switch = ring->current_ctx != fence_ctx;
if (ring->funcs->emit_pipeline_sync && job &&
((tmp = amdgpu_sync_get_fence(&job->explicit_sync)) ||
(amdgpu_sriov_vf(adev) && need_ctx_switch) ||
amdgpu_vm_need_pipeline_sync(ring, job))) {
need_ctx_switch || amdgpu_vm_need_pipeline_sync(ring, job))) {
need_pipe_sync = true;
if (tmp)