From patchwork Mon Feb 27 19:35:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 13154147 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 343DCC7EE2D for ; Mon, 27 Feb 2023 19:36:40 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A921C10E4A6; Mon, 27 Feb 2023 19:36:39 +0000 (UTC) Received: from mail-pg1-x52a.google.com (mail-pg1-x52a.google.com [IPv6:2607:f8b0:4864:20::52a]) by gabe.freedesktop.org (Postfix) with ESMTPS id 721DD10E47A; Mon, 27 Feb 2023 19:36:37 +0000 (UTC) Received: by mail-pg1-x52a.google.com with SMTP id y19so4252030pgk.5; Mon, 27 Feb 2023 11:36:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; 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=b8736n309kh1uRXrJE2k/Um3KXaZinC+6/mnagsKOXeEGCtqaoZLgHv9EkxoYXJRwS zyfCbEC9JCFtyMY7WQZQPA8QXUcFZpDWSYCWxuW4uo5KMmZNxa3byyQC4DpXMEz57VDW Zw5iYZd+QeBYbIOF1BQ1Eia/s4rwzzlK2s84N1dnJwf5tGJNaxNafY0Cpat++4+DvNxA QTZIhRflMHWIC2tqDzr8HnGn2dB3Tbtf/FH9dH0okN2XWWTyh3gILz3ZL7r3mGxDZkTt MB+UWg7+BAmCJaxpPhV7lKnZdCBx78OnQCLcpiO9Kk3Ymo4t4WnLNcx245/XFreVCcK2 zh8Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=onCBq2KZCDw5OowvMAoRkKZRbiVKd1Tfl91YyznK62vFtq5ycagM9whmwWoLIZiQ/F R82xrCFTr8FiOGw30pRy50dm6oz00+sC76HWjchQs90q9cdChaeF/oSRoPjbXn/ibWNj AaFi5Q44Z59zxBGhn7tu0d29GNaoE/cYMjNMQcTKvFtbfoSI3DNWKcEhNb7gXBpT3fLg QI68JR2wAnuOZ/mjzrs+lv1PBcbm7oLXr1oeVkGyT956XtDOzcRQ3Uvc5QNztL6gb8AT njElmkcA+7UxtE4f1eL8JlrIV8Pq35RoBYf4PaIW35/O9/6KFwKtGMzeQ6bS0xUBznHl t2Hw== X-Gm-Message-State: AO0yUKUp9ZRGAVsVVDOE0owVY0i94+o7j2z4WUlXgKTdm70+0GSrT6Wu h1+YO9OqaH+mG01AaGkk76RH68gWR2o= X-Google-Smtp-Source: AK7set/P8itus1p3okGBUFN9rk94RkS0E5Ql6lniMhVceVdpcIjzF9h/Mu+zklRPMkDx5JHA+kdklg== X-Received: by 2002:a62:1881:0:b0:5e0:a86:a76f with SMTP id 123-20020a621881000000b005e00a86a76fmr189244pfy.0.1677526596830; Mon, 27 Feb 2023 11:36:36 -0800 (PST) Received: from localhost ([2a00:79e1:abd:4a00:61b:48ed:72ab:435b]) by smtp.gmail.com with ESMTPSA id k23-20020aa78217000000b005d4360ed2bbsm4551115pfi.197.2023.02.27.11.36.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Feb 2023 11:36:36 -0800 (PST) From: Rob Clark To: dri-devel@lists.freedesktop.org Date: Mon, 27 Feb 2023 11:35:21 -0800 Message-Id: <20230227193535.2822389-16-robdclark@gmail.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230227193535.2822389-1-robdclark@gmail.com> References: <20230227193535.2822389-1-robdclark@gmail.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v7 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)