From: Christian König christian.koenig@amd.com
Since adding gang submit we need to take the gang size into account while reserving fences.
Signed-off-by: Christian König christian.koenig@amd.com Fixes: 4624459c84d7 ("drm/amdgpu: add gang submit frontend v6") Reviewed-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com (cherry picked from commit 570b295248b00c3cf4cf59e397de5cb2361e10c2) Cc: stable@vger.kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 2eb2c66843a8..5612caf77dd6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -133,9 +133,6 @@ static int amdgpu_cs_p1_user_fence(struct amdgpu_cs_parser *p, bo = amdgpu_bo_ref(gem_to_amdgpu_bo(gobj)); p->uf_entry.priority = 0; p->uf_entry.tv.bo = &bo->tbo; - /* One for TTM and two for the CS job */ - p->uf_entry.tv.num_shared = 3; - drm_gem_object_put(gobj);
size = amdgpu_bo_size(bo); @@ -882,15 +879,19 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p,
mutex_lock(&p->bo_list->bo_list_mutex);
- /* One for TTM and one for the CS job */ + /* One for TTM and one for each CS job */ amdgpu_bo_list_for_each_entry(e, p->bo_list) - e->tv.num_shared = 2; + e->tv.num_shared = 1 + p->gang_size; + p->uf_entry.tv.num_shared = 1 + p->gang_size;
amdgpu_bo_list_get_list(p->bo_list, &p->validated);
INIT_LIST_HEAD(&duplicates); amdgpu_vm_get_pd_bo(&fpriv->vm, &p->validated, &p->vm_pd);
+ /* Two for VM updates, one for TTM and one for each CS job */ + p->vm_pd.tv.num_shared = 3 + p->gang_size; + if (p->uf_entry.tv.bo && !ttm_to_amdgpu_bo(p->uf_entry.tv.bo)->parent) list_add(&p->uf_entry.tv.head, &p->validated);