From patchwork Sat Sep 19 19:37:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 250153 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=-12.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 B6BE9C43464 for ; Sat, 19 Sep 2020 19:36:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7966F23447 for ; Sat, 19 Sep 2020 19:36:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="CvFnInfC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726617AbgISTgk (ORCPT ); Sat, 19 Sep 2020 15:36:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726511AbgISTgi (ORCPT ); Sat, 19 Sep 2020 15:36:38 -0400 Received: from mail-pg1-x541.google.com (mail-pg1-x541.google.com [IPv6:2607:f8b0:4864:20::541]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 226AFC0613CE; Sat, 19 Sep 2020 12:36:38 -0700 (PDT) Received: by mail-pg1-x541.google.com with SMTP id f2so5545277pgd.3; Sat, 19 Sep 2020 12:36:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=7VsdxD+1OUY1iuOfImGtGZsxp93pIxtgiAELnGBIf8o=; b=CvFnInfCybqLqP+tNr86/LOeDZ/1iIdJWcGulCo/xLwBSujQolgiXW2EBmO/2FJa44 S3tFBmDs4uSgRkDRTT3Knknj/t/JDLT1Wt7bqwCKVBr5KSpWpAf6qV6yZPL05aWUSr43 gc0hH8x8d9qI8v00skwhTHs6B5IjgZ+XAavj1OnrhDMS4IXWNrlyKw3gVv3wGl7mJBU7 u0Rn70DNl3/7jqM041w07g1NIZKyaYQrAZPH0yGqVGVPDlJ3Z3vkeg/Ndc9gDw0yJf8l RkoMibyK7xtSzcVVZbBP0YsbfvHUT5DW27eIwRaUVCUht9GRLJcvmXbnIfSZdrXS9NEt YbfQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=7VsdxD+1OUY1iuOfImGtGZsxp93pIxtgiAELnGBIf8o=; b=rc53cnj/ZlWeeG9bteZniaqbGye4rbVTPp5x3MZfCWkNiPaK+dr9fKKeess9GzPuqR NyRe13GPc96n4x6JMRpJuxZD/JWG1JVfUfzS7nPAQpt65Kr06048QzdYoBQLzZIXxFcz 56WLXTuWlM6ThaA1RtRWmb7cYTnY5c5tT2tCE3bOP2t0gRrMoyLofGgIxxEdTq/KsUPa JOWUC2R7tDroSIQrqipRkgGVyHsWorF/LaXnZzFJwfzsGK6v/ahFiymkDPybfc0sHkJk lz7k1PFU2gHlJ3P2QYyK0O8obiG/fE87IOEM+tLPq1GNItMB/zwna9+rEUzRrLFgE186 MBOA== X-Gm-Message-State: AOAM532qtS+RBxNVrPtq4U66+wk33tMgyTfMSiiQ2pJxEqzGdjkE6cuC VY4FUwxcoiHJa+PiMGPLcUg= X-Google-Smtp-Source: ABdhPJz7NMJRNRuLfpWgnHbyS2MqLZ6mQ9iOw/mKZIE7oo1Gcm9Lw1ACSLLPOoArQXAbYQ7Ovip9xg== X-Received: by 2002:a63:4b1c:: with SMTP id y28mr26589970pga.53.1600544197645; Sat, 19 Sep 2020 12:36:37 -0700 (PDT) Received: from localhost ([2601:1c0:5200:a6:307:a401:7b76:c6e5]) by smtp.gmail.com with ESMTPSA id k27sm6778575pgb.12.2020.09.19.12.36.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Sep 2020 12:36:36 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: Peter Zijlstra , Tejun Heo , timmurray@google.com, linux-arm-msm@vger.kernel.org, Rob Clark , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , linux-kernel@vger.kernel.org (open list) Subject: [PATCH 1/3] drm/crtc: Introduce per-crtc kworker Date: Sat, 19 Sep 2020 12:37:24 -0700 Message-Id: <20200919193727.2093945-2-robdclark@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200919193727.2093945-1-robdclark@gmail.com> References: <20200919193727.2093945-1-robdclark@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org From: Rob Clark This will be used for non-block atomic commits. Signed-off-by: Rob Clark --- drivers/gpu/drm/drm_crtc.c | 11 +++++++++++ include/drm/drm_crtc.h | 8 ++++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index aecdd7ea26dc..4f7c0bfce0a3 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -326,6 +326,14 @@ int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, config->prop_out_fence_ptr, 0); drm_object_attach_property(&crtc->base, config->prop_vrr_enabled, 0); + + crtc->worker = kthread_create_worker(0, "%s-worker", crtc->name); + if (IS_ERR(crtc->worker)) { + drm_mode_object_unregister(dev, &crtc->base); + ret = PTR_ERR(crtc->worker); + crtc->worker = NULL; + return ret; + } } return 0; @@ -366,6 +374,9 @@ void drm_crtc_cleanup(struct drm_crtc *crtc) kfree(crtc->name); + if (crtc->worker) + kthread_destroy_worker(crtc->worker); + memset(crtc, 0, sizeof(*crtc)); } EXPORT_SYMBOL(drm_crtc_cleanup); diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 59b51a09cae6..8964a3732bca 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -30,6 +30,7 @@ #include #include #include +#include #include #include #include @@ -1172,6 +1173,13 @@ struct drm_crtc { * Initialized via drm_self_refresh_helper_init(). */ struct drm_self_refresh_data *self_refresh_data; + + /** + * worker: + * + * Per-CRTC worker for nonblock atomic commits. + */ + struct kthread_worker *worker; }; /**