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bh=9VcsUu3unD+maL4g/jB1gMbq//XnoqiDQvEiNIyt7mI=; b=n9p3Cf5p6qQhHhiCuz27cR2A/mNN22tkaVeu7WfchhqVY3oUYhVZjtZsq3gbSY1k65 MkEm3nJE+CxuXzUP74n5W8nx6KSqtk8k0IvWHKHOv9aL540AMBzcfM1uRCLqY6NYDyGa Q7jk69b3D1Cj1iVXFGLISOqjwOslWslI9PsQycQNKV+FNKCBJVblaRNSk0Vlo+qD95rl B/463UmW/56mRBZh0j9Y9ndfzivEXE8fpOZBeJkQCGx/uvmb8OjgkbZgbM0uUvY0LZ7+ No2tNmKvMzbMBGRiCusJ6ZXg2m756KaBaJ73sDTlTxmq5/uutB/LS8gus2fhDjM+bznf SU5A== X-Gm-Message-State: AO0yUKU0BGq+do9bluKDFIF85vBoIYeXEfSKilTUaS0fgKYGffWxR6UA RqYYX+PMJvuQQEjVacagI1Q= X-Received: by 2002:a17:902:fa88:b0:19a:a516:ba46 with SMTP id lc8-20020a170902fa8800b0019aa516ba46mr16886185plb.41.1677268992534; Fri, 24 Feb 2023 12:03:12 -0800 (PST) Received: from localhost ([2a00:79e1:abd:4a00:61b:48ed:72ab:435b]) by smtp.gmail.com with ESMTPSA id t13-20020a1709028c8d00b0019a96a6543esm8237986plo.184.2023.02.24.12.03.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Feb 2023 12:03:12 -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 , Jani Nikula , Joonas Lahtinen , Tvrtko Ursulin , David Airlie , Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= , intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org (open list), linux-media@vger.kernel.org (open list:DMA BUFFER SHARING FRAMEWORK), linaro-mm-sig@lists.linaro.org (moderated list:DMA BUFFER SHARING FRAMEWORK) Subject: [PATCH v6 15/15] drm/i915: Add deadline based boost support Date: Fri, 24 Feb 2023 12:01:43 -0800 Message-Id: <20230224200155.2510320-16-robdclark@gmail.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230224200155.2510320-1-robdclark@gmail.com> References: <20230224200155.2510320-1-robdclark@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1758745265852918561?= X-GMAIL-MSGID: =?utf-8?q?1758745265852918561?= 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)