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[87.176.183.123]) by smtp.gmail.com with ESMTPSA id t8sm1645928wmq.32.2021.11.23.06.21.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Nov 2021 06:21:49 -0800 (PST) From: " =?utf-8?q?Christian_K=C3=B6nig?= " X-Google-Original-From: =?utf-8?q?Christian_K=C3=B6nig?= To: sumit.semwal@linaro.org, daniel@ffwll.ch Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org Subject: [PATCH 20/26] drm/nouveau: support more than one write fence in fenv50_wndw_prepare_fb Date: Tue, 23 Nov 2021 15:21:05 +0100 Message-Id: <20211123142111.3885-21-christian.koenig@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211123142111.3885-1-christian.koenig@amd.com> References: <20211123142111.3885-1-christian.koenig@amd.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.5 (--) X-LSpam-Report: No, score=-2.5 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,FREEMAIL_FORGED_FROMDOMAIN=0.001,FREEMAIL_FROM=0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no Use dma_resv_get_singleton() here to eventually get more than one write fence as single fence. Signed-off-by: Christian König --- drivers/gpu/drm/nouveau/dispnv50/wndw.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndw.c b/drivers/gpu/drm/nouveau/dispnv50/wndw.c index 133c8736426a..b55a8a723581 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/wndw.c +++ b/drivers/gpu/drm/nouveau/dispnv50/wndw.c @@ -536,8 +536,6 @@ nv50_wndw_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state) struct nouveau_bo *nvbo; struct nv50_head_atom *asyh; struct nv50_wndw_ctxdma *ctxdma; - struct dma_resv_iter cursor; - struct dma_fence *fence; int ret; NV_ATOMIC(drm, "%s prepare: %p\n", plane->name, fb); @@ -560,13 +558,11 @@ nv50_wndw_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state) asyw->image.handle[0] = ctxdma->object.handle; } - dma_resv_iter_begin(&cursor, nvbo->bo.base.resv, false); - dma_resv_for_each_fence_unlocked(&cursor, fence) { - /* TODO: We only use the first writer here */ - asyw->state.fence = dma_fence_get(fence); - break; - } - dma_resv_iter_end(&cursor); + ret = dma_resv_get_singleton(nvbo->bo.base.resv, false, + &asyw->state.fence); + if (ret) + return ret; + asyw->image.offset[0] = nvbo->offset; if (wndw->func->prepare) {