From patchwork Tue Feb 28 22:58:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 13155335 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 5A70BC7EE30 for ; Tue, 28 Feb 2023 23:03:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B510910E0C9; Tue, 28 Feb 2023 23:03:13 +0000 (UTC) Received: from mail-pj1-x1033.google.com (mail-pj1-x1033.google.com [IPv6:2607:f8b0:4864:20::1033]) by gabe.freedesktop.org (Postfix) with ESMTPS id 207D110E0B1; Tue, 28 Feb 2023 23:03:11 +0000 (UTC) Received: by mail-pj1-x1033.google.com with SMTP id u3-20020a17090a450300b00239db6d7d47so4082606pjg.4; Tue, 28 Feb 2023 15:03:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1677625390; 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=j/ogsyjdQRA5zYnsXBpsNkXEvSmQoeBfNg6XeRt0KkElPbyzUKxGr8RwmSl86o4DMN ztLh7LsVCV+uaNjSNr7UOPriKIqPZgohUBS1K9WRnqz6MiLI0M6xfpzkxFrbp3D/lDur inZxwhFCKjIR5uryIkhxHHCHK0472BvmeDRdGKeRo068Tu+fwjEGlfJPRakzpVDuX2eA RSdRj47f3t31B0tjaZjiMGBpJGQz4jmEwFNCJc0pQ2DkaOY9EJXSzRMjshuEtbL/Rfrk buQHwrWLMfVQCmOW7uWpYyHwV+//irPDNH2euzWduAGbAbpYtkZS5Jau2HfkMZBBv44d AXKA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1677625390; 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=Do+bxzky5ZCzhOQGZhOxkOh/G9/Nxqy9FpaNU6+EcB3RuCX/FawA8YAyUEpe3N94n1 SJxbiLApWv2r5/Gsoq0MKvFjZRYWoW0+cedxrhABlK4hTVv9cHUdoTkuVz/Y3XZ1OyEz NAGs8A60ohwHTbXEvjvWiQ4ZYnUi66+TdGXL9mxNGYQ6M4EwHDUq70vdzacjuwDcUMpe ughpi7PEhmyj87nP6mV8m4nTAhVt9aU37ajPkTNUNn0gtJ7MT1N0BNXxtlkjWuY0Iihp SNF3ncokjyjJsHJdi8chWhhNiK8YhXL3pI9LxCVTxJkUKeA7PC+hgDbSeUZC7cZZU1V1 01ig== X-Gm-Message-State: AO0yUKWkNdbKmmtjc55n2k9t2dg4b7C406dhJugn67ObFM7ma6rieqKS Dncd4c0SeXniWQj+uAKJZFWWhSA5D3G9+Q== X-Google-Smtp-Source: AK7set+uhL3oAEBWRGfMU0kz/dsgPtKf8mVqXm9u6mnBtkUHEgwo3uBk0J4jg6vnUxxbgGVMP/FFbg== X-Received: by 2002:a17:903:41c1:b0:19c:d550:8cd4 with SMTP id u1-20020a17090341c100b0019cd5508cd4mr5350380ple.7.1677625390440; Tue, 28 Feb 2023 15:03:10 -0800 (PST) Received: from localhost ([2a00:79e1:abd:4a00:61b:48ed:72ab:435b]) by smtp.gmail.com with ESMTPSA id e9-20020a170902d38900b0019251e959b1sm7004856pld.262.2023.02.28.15.03.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Feb 2023 15:03:10 -0800 (PST) From: Rob Clark To: dri-devel@lists.freedesktop.org Subject: [PATCH v8 16/16] drm/i915: Add deadline based boost support Date: Tue, 28 Feb 2023 14:58:20 -0800 Message-Id: <20230228225833.2920879-17-robdclark@gmail.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230228225833.2920879-1-robdclark@gmail.com> References: <20230228225833.2920879-1-robdclark@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Clark , Tvrtko Ursulin , intel-gfx@lists.freedesktop.org, Tvrtko Ursulin , =?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 , Rodrigo Vivi , Alex Deucher , freedreno@lists.freedesktop.org, Sumit Semwal , "open list:DMA BUFFER SHARING FRAMEWORK" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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)