From 379d2ea97ba617d39510e95719d546ed57cb7133 Mon Sep 17 00:00:00 2001 From: jsg Date: Thu, 20 Jul 2023 08:59:21 +0000 Subject: [PATCH] drm/amdgpu: fix number of fence calculations From Christian Koenig 0d4e60e23c7d6a54f80e1b8ceec9a8c3df736dad in linux-6.1.y/6.1.39 570b295248b00c3cf4cf59e397de5cb2361e10c2 in mainline linux --- sys/dev/pci/drm/amd/amdgpu/amdgpu_cs.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/sys/dev/pci/drm/amd/amdgpu/amdgpu_cs.c b/sys/dev/pci/drm/amd/amdgpu/amdgpu_cs.c index dea0fc8ef2e..8f9a1cfe26d 100644 --- a/sys/dev/pci/drm/amd/amdgpu/amdgpu_cs.c +++ b/sys/dev/pci/drm/amd/amdgpu/amdgpu_cs.c @@ -129,9 +129,6 @@ 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); @@ -885,15 +882,19 @@ 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); -- 2.20.1