From patchwork Wed Sep 30 21:17:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 11810269 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9DC36618 for ; Wed, 30 Sep 2020 21:16:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 82AD320848 for ; Wed, 30 Sep 2020 21:16:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="DSvNOsY8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730660AbgI3VQO (ORCPT ); Wed, 30 Sep 2020 17:16:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725799AbgI3VQN (ORCPT ); Wed, 30 Sep 2020 17:16:13 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8CD58C061755; Wed, 30 Sep 2020 14:16:13 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id 7so1935132pgm.11; Wed, 30 Sep 2020 14:16:13 -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=sZW+8qKOp3m43EfWZLNpJYe1y36F8PokgEJuoCHampY=; b=DSvNOsY80NqlhtrpB6F4YIGtNeFRvcqI6Qi9dvCdoIgoXmCRKCfOk5Z+jEO4dNARk4 EU1x5GkkcDXojG2N/B2HvMfc9/jT0ajyGH+xbjaCX9z4ad6qmeMjfZelwlEQkSzztvW0 3x3/tWU03NS9gCfXzkAdrl12JATRE+QoU8UHqf2uJ0GLEYpC0Yj6oQIAIRTN3bifMTNA jbys/un2T6JWNzKetHOLZCcgITrgjeJzqxed/KOusEJc/BdPYM4NEykXI8MrBDaY9oBZ QqBeJrDbu7mYwMl4/JOnX2EbysOQJd114vKdiweNyRb2wfbpmUT2FWcdjeS5uWrdr2fH 0Aaw== 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=sZW+8qKOp3m43EfWZLNpJYe1y36F8PokgEJuoCHampY=; b=N2Zto2PBSoVdQgwXPz7rtHh66ox0bPUFgeUamc32goZN4AjqbG59N+GUoqEB9oqbgN 0DU6bU2qxP9AiLpK5YMGBYNsk80Cz19rpvHl4VftIeIZL1HDiTku4lG032HQVI5+sitH +KWM+ZgP+8BdnUz2Fc63Ve3+lHZrA4wRtMHPwxlW9S/gX33THBqWOEmssdLOMkANXnoq FgFiVztULXlisqJfq2jgVSuMo4i4KZeEz8DRuIzb7qF2ltvC7Zbecr2AQh+8tFX8LqRh WHgIib7RDfdTMnk3ET+ZIJH0K7NS/8ux5518InjQLZ2AgZW2YA9V30G1NcY5Zf/wIDHf 7YZg== X-Gm-Message-State: AOAM533cf76Vep4khQSz4LZBHdLqgQTMUiCDF33AitmjkZFqkHfUl9yZ NHogiMV0exrfv0AB0ok6CXs= X-Google-Smtp-Source: ABdhPJxsFSNjgHpDzNtq4wVwgWANkelu4M73iefGHxOFIlorIu5tIYxVaPZjytP/ZipCAPyGNUuPpw== X-Received: by 2002:aa7:8bd4:0:b029:13c:1611:6538 with SMTP id s20-20020aa78bd40000b029013c16116538mr1354483pfd.10.1601500573113; Wed, 30 Sep 2020 14:16:13 -0700 (PDT) Received: from localhost ([2601:1c0:5200:a6:307:a401:7b76:c6e5]) by smtp.gmail.com with ESMTPSA id u6sm3134612pjy.37.2020.09.30.14.16.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Sep 2020 14:16:12 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, Tejun Heo , timmurray@google.com, Daniel Vetter , Qais Yousef , Rob Clark , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 1/3] drm/crtc: Introduce per-crtc kworker Date: Wed, 30 Sep 2020 14:17:20 -0700 Message-Id: <20200930211723.3028059-2-robdclark@gmail.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200930211723.3028059-1-robdclark@gmail.com> References: <20200930211723.3028059-1-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..dfdb04619b0d 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; }; /**