From patchwork Thu Mar 2 23:53:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 13158114 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DE9D0C6FA8E for ; Thu, 2 Mar 2023 23:54:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229824AbjCBXyR (ORCPT ); Thu, 2 Mar 2023 18:54:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40484 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229802AbjCBXyN (ORCPT ); Thu, 2 Mar 2023 18:54:13 -0500 Received: from mail-pl1-x62b.google.com (mail-pl1-x62b.google.com [IPv6:2607:f8b0:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E65CA16334; Thu, 2 Mar 2023 15:54:08 -0800 (PST) Received: by mail-pl1-x62b.google.com with SMTP id z2so947246plf.12; Thu, 02 Mar 2023 15:54:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1677801248; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=MUhwCn+Xf/Lh0tYXdZ7kyW7NLgJoG2FRHZEn6JIAUnU=; b=n4k1ckMh3giJvFe1dSs5mXbnyBq7dAtRHbbnbnKXFhK8PYZk8pogyMlFcsBynV1L1H l4mvD5qCNioTI2SDCz7INN0q4TWt30+OYzpKAn1SmwUEi6BdXLTh3tqON+zQ34mXNGfC lHMc4nJKUOoLL3ZaL9xzGryyZ7zjmnJnIltjSZgzIQH1mC/ZJ4dM0gU/sh0kP7XOZWxq BMKsYDWtGLQrZJZZfFXpiM++ER1vgYTvKaPvg39gORhAW1Oqwg/CazEiPjm7a46m1HX/ N64iIVGysWdZDNdXUCupajwqTLy/tPShN2EL+skRmxJ9mVH5aC8tWqdNyxpSBrZj76av +kNQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1677801248; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=MUhwCn+Xf/Lh0tYXdZ7kyW7NLgJoG2FRHZEn6JIAUnU=; b=SMC+8YcFJ1OPcw9XqFWHcFEPrjFKTZfeh9ruHl7rgtmH8Hz0yvhjXwbSVsE/qkH5fm nm7qhTwFB/oYqidE5Or+jdACm9J2brvjDP77eH11+ToTo6OK7zrLnWHl+2MnbndwF9jq fZ2TNxRmMbONFgn3ZEH7uHM5Mc8YLgVYWKvXmSfYYRxyKP+6WfVZTAsI6yJZYXKCBPti Y13wJdaaCzY2s672a35yaSaDyeduY7xmeMt6Hh2SfuhTGrINxrK3avF3EyM9QX+RM8Ex ZsFfx0Fkd4rgxGWGZ/5NdGCX5YFbgOckAGlU1+Ud4utzMNa6V0MR/0isoIBA8JlFNSG1 OrzA== X-Gm-Message-State: AO0yUKV3v+rGfHkBMhWgKjkl/GDpg2x64YA5czFvwfe0LncRkxLI85hV ji/2TPLkyXLrc6hqKGWgdyc= X-Google-Smtp-Source: AK7set921xfMXVsnYw9T4RPmUpLjAtAtAEqhwoqAHYp2Un6T9E9TKJIZ0DgU5t2RL257s06BxTvP2Q== X-Received: by 2002:a17:902:7594:b0:19e:6659:90db with SMTP id j20-20020a170902759400b0019e665990dbmr26033pll.45.1677801248258; Thu, 02 Mar 2023 15:54:08 -0800 (PST) Received: from localhost ([2a00:79e1:abd:4a00:61b:48ed:72ab:435b]) by smtp.gmail.com with ESMTPSA id kj15-20020a17090306cf00b0019aa8149cb9sm226754plb.79.2023.03.02.15.54.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Mar 2023 15:54:07 -0800 (PST) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: freedreno@lists.freedesktop.org, Daniel Vetter , =?utf-8?q?Christian_K=C3=B6nig?= , =?utf-8?q?Michel_D=C3=A4nzer?= , Tvrtko Ursulin , Rodrigo Vivi , Alex Deucher , Pekka Paalanen , Simon Ser , Luben Tuikov , Rob Clark , =?utf-8?q?Christian_K=C3=B6nig?= , Sumit Semwal , linux-media@vger.kernel.org (open list:DMA BUFFER SHARING FRAMEWORK), linaro-mm-sig@lists.linaro.org (moderated list:DMA BUFFER SHARING FRAMEWORK), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v9 04/15] dma-buf/dma-resv: Add a way to set fence deadline Date: Thu, 2 Mar 2023 15:53:26 -0800 Message-Id: <20230302235356.3148279-5-robdclark@gmail.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230302235356.3148279-1-robdclark@gmail.com> References: <20230302235356.3148279-1-robdclark@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Rob Clark Add a way to set a deadline on remaining resv fences according to the requested usage. Signed-off-by: Rob Clark Reviewed-by: Christian König --- drivers/dma-buf/dma-resv.c | 22 ++++++++++++++++++++++ include/linux/dma-resv.h | 2 ++ 2 files changed, 24 insertions(+) diff --git a/drivers/dma-buf/dma-resv.c b/drivers/dma-buf/dma-resv.c index 1c76aed8e262..2a594b754af1 100644 --- a/drivers/dma-buf/dma-resv.c +++ b/drivers/dma-buf/dma-resv.c @@ -684,6 +684,28 @@ long dma_resv_wait_timeout(struct dma_resv *obj, enum dma_resv_usage usage, } EXPORT_SYMBOL_GPL(dma_resv_wait_timeout); +/** + * dma_resv_set_deadline - Set a deadline on reservation's objects fences + * @obj: the reservation object + * @usage: controls which fences to include, see enum dma_resv_usage. + * @deadline: the requested deadline (MONOTONIC) + * + * May be called without holding the dma_resv lock. Sets @deadline on + * all fences filtered by @usage. + */ +void dma_resv_set_deadline(struct dma_resv *obj, enum dma_resv_usage usage, + ktime_t deadline) +{ + struct dma_resv_iter cursor; + struct dma_fence *fence; + + dma_resv_iter_begin(&cursor, obj, usage); + dma_resv_for_each_fence_unlocked(&cursor, fence) { + dma_fence_set_deadline(fence, deadline); + } + dma_resv_iter_end(&cursor); +} +EXPORT_SYMBOL_GPL(dma_resv_set_deadline); /** * dma_resv_test_signaled - Test if a reservation object's fences have been diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h index 0637659a702c..8d0e34dad446 100644 --- a/include/linux/dma-resv.h +++ b/include/linux/dma-resv.h @@ -479,6 +479,8 @@ int dma_resv_get_singleton(struct dma_resv *obj, enum dma_resv_usage usage, int dma_resv_copy_fences(struct dma_resv *dst, struct dma_resv *src); long dma_resv_wait_timeout(struct dma_resv *obj, enum dma_resv_usage usage, bool intr, unsigned long timeout); +void dma_resv_set_deadline(struct dma_resv *obj, enum dma_resv_usage usage, + ktime_t deadline); bool dma_resv_test_signaled(struct dma_resv *obj, enum dma_resv_usage usage); void dma_resv_describe(struct dma_resv *obj, struct seq_file *seq);