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=-16.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 C434DC433EA for ; Fri, 26 Mar 2021 20:39:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C429661A50 for ; Fri, 26 Mar 2021 20:39:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230307AbhCZUjF (ORCPT ); Fri, 26 Mar 2021 16:39:05 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:49239 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230242AbhCZUil (ORCPT ); Fri, 26 Mar 2021 16:38:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1616791121; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=pi8dEReAhv8V0FRjGzUph3m08c/YiXcqlOnhQ1CAKwY=; b=TJD3KxNl3CK9iWyIY17E9GEjSk3FJ88/jNIV2uQg37MgFqV7X4Xo4A6Z54uRxWEtMtLCGT E5xqHs1mFjVqFeSk5wh41SSNyMiqAaJ7yIYbzdwgVNlbdZ6LJJHYVjv3IP6O8K9s0leYD6 2LlAUzvIVrrA2cFL8m2opKlVg+S5VR8= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-163-4vZ7dRrIP5yMFGKzlgDF1Q-1; Fri, 26 Mar 2021 16:38:37 -0400 X-MC-Unique: 4vZ7dRrIP5yMFGKzlgDF1Q-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DFA54501E0; Fri, 26 Mar 2021 20:38:35 +0000 (UTC) Received: from Whitewolf.lyude.net (ovpn-114-133.rdu2.redhat.com [10.10.114.133]) by smtp.corp.redhat.com (Postfix) with ESMTP id CF7DF5DDAD; Fri, 26 Mar 2021 20:38:31 +0000 (UTC) From: Lyude Paul To: nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Cc: Ben Skeggs , David Airlie , Daniel Vetter , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 04/20] drm/nouveau/kms/nv50-: Move AUX adapter reg to connector late register/early unregister Date: Fri, 26 Mar 2021 16:37:51 -0400 Message-Id: <20210326203807.105754-5-lyude@redhat.com> In-Reply-To: <20210326203807.105754-1-lyude@redhat.com> References: <20210326203807.105754-1-lyude@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since AUX adapters on nouveau have their respective DRM connectors as parents, we need to make sure that we register then after their connectors. Signed-off-by: Lyude Paul --- drivers/gpu/drm/nouveau/nouveau_connector.c | 26 ++++++++++++++------- 1 file changed, 18 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 61e6d7412505..bfce762adcf0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -905,13 +905,29 @@ nouveau_connector_late_register(struct drm_connector *connector) int ret; ret = nouveau_backlight_init(connector); + if (ret) + return ret; + + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || + connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { + ret = drm_dp_aux_register(&nouveau_connector(connector)->aux); + if (ret) + goto backlight_fini; + } + return 0; +backlight_fini: + nouveau_backlight_fini(connector); return ret; } static void nouveau_connector_early_unregister(struct drm_connector *connector) { + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || + connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) + drm_dp_aux_unregister(&nouveau_connector(connector)->aux); + nouveau_backlight_fini(connector); } @@ -1343,14 +1359,8 @@ nouveau_connector_create(struct drm_device *dev, snprintf(aux_name, sizeof(aux_name), "sor-%04x-%04x", dcbe->hasht, dcbe->hashm); nv_connector->aux.name = kstrdup(aux_name, GFP_KERNEL); - ret = drm_dp_aux_register(&nv_connector->aux); - if (ret) { - NV_ERROR(drm, "failed to register aux channel\n"); - kfree(nv_connector); - return ERR_PTR(ret); - } - funcs = &nouveau_connector_funcs; - break; + drm_dp_aux_init(&nv_connector->aux); + fallthrough; default: funcs = &nouveau_connector_funcs; break; -- 2.30.2