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[87.176.189.159]) by smtp.gmail.com with ESMTPSA id f10-20020a170906494a00b006fe9f9d0938sm3767200ejt.175.2022.07.12.04.46.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Jul 2022 04:46:06 -0700 (PDT) From: " =?utf-8?q?Christian_K=C3=B6nig?= " X-Google-Original-From: =?utf-8?q?Christian_K=C3=B6nig?= To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Tue, 12 Jul 2022 13:46:03 +0200 Message-Id: <20220712114605.52369-1-christian.koenig@amd.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 1/3] drm/i915: audit bo->resource usage X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Christian_K=C3=B6nig?= Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Make sure we can at least move and alloc TT objects without backing store. Signed-off-by: Christian König --- drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 6 ++---- drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c | 2 +- 2 files changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c index 70e2ed4e99df..5449738c262f 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c @@ -289,8 +289,6 @@ static struct ttm_tt *i915_ttm_tt_create(struct ttm_buffer_object *bo, { struct drm_i915_private *i915 = container_of(bo->bdev, typeof(*i915), bdev); - struct ttm_resource_manager *man = - ttm_manager_type(bo->bdev, bo->resource->mem_type); struct drm_i915_gem_object *obj = i915_ttm_to_gem(bo); unsigned long ccs_pages = 0; enum ttm_caching caching; @@ -304,8 +302,8 @@ static struct ttm_tt *i915_ttm_tt_create(struct ttm_buffer_object *bo, if (!i915_tt) return NULL; - if (obj->flags & I915_BO_ALLOC_CPU_CLEAR && - man->use_tt) + if (obj->flags & I915_BO_ALLOC_CPU_CLEAR && bo->resource && + ttm_manager_type(bo->bdev, bo->resource->mem_type)->use_tt) page_flags |= TTM_TT_FLAG_ZERO_ALLOC; caching = i915_ttm_select_tt_caching(obj); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c index a10716f4e717..dcb838dffd7b 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c @@ -490,7 +490,7 @@ int i915_ttm_move(struct ttm_buffer_object *bo, bool evict, bool clear; int ret; - if (GEM_WARN_ON(!obj)) { + if (!bo->resource || GEM_WARN_ON(!obj)) { ttm_bo_move_null(bo, dst_mem); return 0; }