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=-6.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 A6936C35242 for ; Fri, 14 Feb 2020 22:59:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7672D2168B for ; Fri, 14 Feb 2020 22:59:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Hy6B8O+n" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728031AbgBNW7Y (ORCPT ); Fri, 14 Feb 2020 17:59:24 -0500 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:20296 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727658AbgBNW7Y (ORCPT ); Fri, 14 Feb 2020 17:59:24 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1581721163; 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=4EaF2muGJbXQ3bmagv3YuadFQzhctrcmvWvxkLuK4Sk=; b=Hy6B8O+n3cPcHKiffXTYyQQQNn28uo9w1CjylD2T8HJgMLBj6h0T0erOvjyxs8UTMwerb6 vJ2XNEKGaE0ghXijO/Eo+XK/KcEVMfzUzs3Ffc3bZ9eJ6zT4IihYntMDYLKkriqu8e3NdR 2CkSaI+ZbVk76sQT9FH0BWw4yEYVJzI= 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-104-lCs922heNx-hMQR2Xsh6jg-1; Fri, 14 Feb 2020 17:59:21 -0500 X-MC-Unique: lCs922heNx-hMQR2Xsh6jg-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D230C800D4E; Fri, 14 Feb 2020 22:59:19 +0000 (UTC) Received: from Ruby.bss.redhat.com (dhcp-10-20-1-196.bss.redhat.com [10.20.1.196]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9B8FC89F10; Fri, 14 Feb 2020 22:59:18 +0000 (UTC) From: Lyude Paul To: nouveau@lists.freedesktop.org Cc: Ben Skeggs , David Airlie , Daniel Vetter , Sean Paul , Alex Deucher , Mikita Lipski , Takashi Iwai , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/5] drm/nouveau/kms/nv50-: Initialize core channel in nouveau_display_create() Date: Fri, 14 Feb 2020 17:58:52 -0500 Message-Id: <20200214225910.695210-2-lyude@redhat.com> In-Reply-To: <20200214225910.695210-1-lyude@redhat.com> References: <20200214225910.695210-1-lyude@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We'll need the core channel initialized and ready by the time that we start creating modesetting objects, so that we can call the NV507D_GET_CAPABILITIES method to make the hardware expose it's modesetting capabilities for later probing. So, when loading the driver prepare the core channel from within nouveau_display_create(). Everywhere else, we initialize the core channel during resume. Signed-off-by: Lyude Paul --- drivers/gpu/drm/nouveau/dispnv50/disp.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/no= uveau/dispnv50/disp.c index a3dc2ba19fb2..ba07b0154d2b 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -2394,7 +2394,8 @@ nv50_display_init(struct drm_device *dev, bool resu= me, bool runtime) struct drm_encoder *encoder; struct drm_plane *plane; =20 - core->func->init(core); + if (resume || runtime) + core->func->init(core); =20 list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { if (encoder->encoder_type !=3D DRM_MODE_ENCODER_DPMST) { @@ -2481,6 +2482,8 @@ nv50_display_create(struct drm_device *dev) if (ret) goto out; =20 + disp->core->func->init(disp->core); + /* create crtc objects to represent the hw heads */ if (disp->disp->object.oclass >=3D GV100_DISP) crtcs =3D nvif_rd32(&device->object, 0x610060) & 0xff; --=20 2.24.1