From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3C469C433E6 for ; Tue, 29 Dec 2020 12:03:08 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 01D10207C9 for ; Tue, 29 Dec 2020 12:03:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 01D10207C9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=chris-wilson.co.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0026389701; Tue, 29 Dec 2020 12:03:04 +0000 (UTC) Received: from fireflyinternet.com (unknown [77.68.26.236]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8AC3889317 for ; Tue, 29 Dec 2020 12:02:03 +0000 (UTC) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from build.alporthouse.com (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP id 23455154-1500050 for multiple; Tue, 29 Dec 2020 12:01:47 +0000 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Tue, 29 Dec 2020 12:00:54 +0000 Message-Id: <20201229120145.26045-5-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201229120145.26045-1-chris@chris-wilson.co.uk> References: <20201229120145.26045-1-chris@chris-wilson.co.uk> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 05/56] drm/i915/gem: Peek at the inflight context 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: Chris Wilson Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" If supported by the backend, we can quickly look at the context's inflight engine rather than search along the active list to confirm. Signed-off-by: Chris Wilson --- drivers/gpu/drm/i915/gem/i915_gem_context.c | 3 +++ drivers/gpu/drm/i915/gt/intel_context.h | 10 ++++++++++ drivers/gpu/drm/i915/gt/intel_context_types.h | 9 +++++---- drivers/gpu/drm/i915/gt/intel_execlists_submission.c | 1 + 4 files changed, 19 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c index c7363036765a..68f58762d5e3 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c @@ -423,6 +423,9 @@ static struct intel_engine_cs *active_engine(struct intel_context *ce) struct intel_engine_cs *engine = NULL; struct i915_request *rq; + if (intel_context_has_inflight(ce)) + return intel_context_inflight(ce); + if (!ce->timeline) return NULL; diff --git a/drivers/gpu/drm/i915/gt/intel_context.h b/drivers/gpu/drm/i915/gt/intel_context.h index 2ce2ec639ba2..ecab3a7e4d1d 100644 --- a/drivers/gpu/drm/i915/gt/intel_context.h +++ b/drivers/gpu/drm/i915/gt/intel_context.h @@ -191,6 +191,16 @@ static inline bool intel_context_is_closed(const struct intel_context *ce) return test_bit(CONTEXT_CLOSED_BIT, &ce->flags); } +static inline void intel_context_set_inflight(struct intel_context *ce) +{ + return __set_bit(CONTEXT_HAS_INFLIGHT, &ce->flags); +} + +static inline bool intel_context_has_inflight(const struct intel_context *ce) +{ + return test_bit(CONTEXT_HAS_INFLIGHT, &ce->flags); +} + static inline bool intel_context_use_semaphores(const struct intel_context *ce) { return test_bit(CONTEXT_USE_SEMAPHORES, &ce->flags); diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h index f7a0fb6f3a2e..679b268f0911 100644 --- a/drivers/gpu/drm/i915/gt/intel_context_types.h +++ b/drivers/gpu/drm/i915/gt/intel_context_types.h @@ -87,10 +87,11 @@ struct intel_context { #define CONTEXT_ALLOC_BIT 1 #define CONTEXT_VALID_BIT 2 #define CONTEXT_CLOSED_BIT 3 -#define CONTEXT_USE_SEMAPHORES 4 -#define CONTEXT_BANNED 5 -#define CONTEXT_FORCE_SINGLE_SUBMISSION 6 -#define CONTEXT_NOPREEMPT 7 +#define CONTEXT_HAS_INFLIGHT 4 +#define CONTEXT_USE_SEMAPHORES 5 +#define CONTEXT_BANNED 6 +#define CONTEXT_FORCE_SINGLE_SUBMISSION 7 +#define CONTEXT_NOPREEMPT 8 u32 *lrc_reg_state; union { diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c index 537d182f4a6f..149c0493d993 100644 --- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c +++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c @@ -2535,6 +2535,7 @@ static int __execlists_context_alloc(struct intel_context *ce, if (err) goto err_lrc; + intel_context_set_inflight(ce); return 0; err_lrc: -- 2.20.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx