From patchwork Thu Mar 2 23:53:37 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 13158098 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 25E59C7EE30 for ; Thu, 2 Mar 2023 23:54:44 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id F3F9C10E5AE; Thu, 2 Mar 2023 23:54:42 +0000 (UTC) Received: from mail-pj1-x1035.google.com (mail-pj1-x1035.google.com [IPv6:2607:f8b0:4864:20::1035]) by gabe.freedesktop.org (Postfix) with ESMTPS id 74CF910E5C5; Thu, 2 Mar 2023 23:54:38 +0000 (UTC) Received: by mail-pj1-x1035.google.com with SMTP id kb15so825404pjb.1; Thu, 02 Mar 2023 15:54:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1677801278; 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=9VcsUu3unD+maL4g/jB1gMbq//XnoqiDQvEiNIyt7mI=; b=ilNhgi7gA9g5UF3JdbyQJ98pGE28jeyXokpoYZgo/4oGV5MZDWTuptdkD3ZA1ZMJvZ rCQMSfGH0oH4lksZHwpeD/Tvqzs9/xczhovoCeEZIqu+we8vWtqvV/g64xYPZBOzhU1V QGu9jUSw8WMjx2PIomcktDqHUO7xacblyp2KMC5q78bDv3NEgIgkgoCPdMJnAvemOlq0 9t79FhU9jlhR3S52crrH45gg41OmGuWea1o9Q1kELGp/FR+eOT82YQpRgPM16l3yr3a3 UI+Wv1rxy6t7MsrV2Q3tj9nng5KYC1vhTYNOeTQBs4OxwcDzwEC6rRK2Po63yuSC+VY1 NvMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1677801278; 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=9VcsUu3unD+maL4g/jB1gMbq//XnoqiDQvEiNIyt7mI=; b=hgZkB+KtyJcdGfjMI+muu/SqGV9TjbNYQJ3UDam5CHKpkAgmYbEuIjyxmPghlZjIwB aXgEssW7bVV8pouET7eU9FPzeU8tae7DjYaApTHJErfyyXJQUnc6Y/Q+O85DGwKM64ob UuuEmi18y6PkKvJNE3G/10CEmP/lBzo4b2HV7Fmn/hsHOT8om+Ay3hNat6Obr5+NZbXO CfKIRgdubWuEFCXKZ6czTN80M6y8p73TqPI98ViqjNmkYcyf4X1oshHkEnfw7VguCWm+ uEBVq6mZ4Y7ej6yyGLinKP3r8Wv5jYdxUzu1/2t6t0JdP5QcnGTwVq79k6f2oDwzNyat IWOg== X-Gm-Message-State: AO0yUKVJ3ULgb6kXlgIinPxBjhZUp/1rG9snJvEEGdRSWNwsBoi85OGg 8mUBSO8ggHanIwWl0/FeZrHjZZxkrmg= X-Google-Smtp-Source: AK7set8MMNMyoxi1CQFIM96JL5lxCKCAgiy9KtwRs4PV9rjzDG2oshbAyTSE0x8FSQcNt9BUvoOzxQ== X-Received: by 2002:a17:903:1c1:b0:19e:72c5:34df with SMTP id e1-20020a17090301c100b0019e72c534dfmr17373plh.52.1677801277784; Thu, 02 Mar 2023 15:54:37 -0800 (PST) Received: from localhost ([2a00:79e1:abd:4a00:61b:48ed:72ab:435b]) by smtp.gmail.com with ESMTPSA id m9-20020a170902768900b0019ac5d3ee9dsm218526pll.157.2023.03.02.15.54.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Mar 2023 15:54:37 -0800 (PST) From: Rob Clark To: dri-devel@lists.freedesktop.org Date: Thu, 2 Mar 2023 15:53:37 -0800 Message-Id: <20230302235356.3148279-16-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 Subject: [Intel-gfx] [PATCH v9 15/15] drm/i915: Add deadline based boost support 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: Rob Clark , Simon Ser , intel-gfx@lists.freedesktop.org, =?utf-8?q?Christian_K=C3=B6nig?= , =?utf-8?q?Michel_D=C3=A4nzer?= , open list , =?utf-8?q?Christian_K=C3=B6nig?= , "moderated list:DMA BUFFER SHARING FRAMEWORK" , Pekka Paalanen , Luben Tuikov , Daniel Vetter , Rodrigo Vivi , Alex Deucher , David Airlie , freedreno@lists.freedesktop.org, Sumit Semwal , "open list:DMA BUFFER SHARING FRAMEWORK" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Rob Clark v2: rebase Signed-off-by: Rob Clark --- drivers/gpu/drm/i915/i915_request.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c index 7503dcb9043b..44491e7e214c 100644 --- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -97,6 +97,25 @@ static bool i915_fence_enable_signaling(struct dma_fence *fence) return i915_request_enable_breadcrumb(to_request(fence)); } +static void i915_fence_set_deadline(struct dma_fence *fence, ktime_t deadline) +{ + struct i915_request *rq = to_request(fence); + + if (i915_request_completed(rq)) + return; + + if (i915_request_started(rq)) + return; + + /* + * TODO something more clever for deadlines that are in the + * future. I think probably track the nearest deadline in + * rq->timeline and set timer to trigger boost accordingly? + */ + + intel_rps_boost(rq); +} + static signed long i915_fence_wait(struct dma_fence *fence, bool interruptible, signed long timeout) @@ -182,6 +201,7 @@ const struct dma_fence_ops i915_fence_ops = { .signaled = i915_fence_signaled, .wait = i915_fence_wait, .release = i915_fence_release, + .set_deadline = i915_fence_set_deadline, }; static void irq_execute_cb(struct irq_work *wrk)