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,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 83DF0C10F27 for ; Tue, 10 Mar 2020 18:43:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4CBAD22522 for ; Tue, 10 Mar 2020 18:43:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="UZQaiuQH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727026AbgCJSnq (ORCPT ); Tue, 10 Mar 2020 14:43:46 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:44290 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726315AbgCJSnp (ORCPT ); Tue, 10 Mar 2020 14:43:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1583865824; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/DpR2+rDRm/5siffJtWBBI9nbBmh//iyJt6PJfdkXrk=; b=UZQaiuQHUAoTBnGSCKNi74x0YkvZZMDaguZKIkzGowUUibDF3mJlIp/rTOckNVfV97zG4Q M8yXG6GjEL+bNOChGKIIWYZaRhgmmuTXMUaa9KQ6hoE9cVwZJ628YP5OYmXXui0aoM2bb1 BbCiTRiqPMT1didlmMIIQIzDSWCgQE0= Received: from mail-qt1-f197.google.com (mail-qt1-f197.google.com [209.85.160.197]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-59-1qpvov7LMsCGhowew-NY4w-1; Tue, 10 Mar 2020 14:43:43 -0400 X-MC-Unique: 1qpvov7LMsCGhowew-NY4w-1 Received: by mail-qt1-f197.google.com with SMTP id y11so7576034qtn.3 for ; Tue, 10 Mar 2020 11:43:43 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:organization:user-agent:mime-version :content-transfer-encoding; bh=/DpR2+rDRm/5siffJtWBBI9nbBmh//iyJt6PJfdkXrk=; b=R2qYH38Catieiwctq04v+qGeNhtt1OA7giFEsjoA/8tpVZiJo/YvYb1WF16jxoDepc w+5auUfmDyJ7LpTD8wjwyrIaYMzDzRBhuw2DKSLOWyMMCk70X70fHzz95fI0R0BZ3jUU yyX/kK718YgCHnz1bq9L+fwlt+B9PRBKEyofZcJx3rGAXIPTL5DUeTu0LT+wzj+PUcAV ZKS/4tT6lWyoVHlDO7+7bysOmR1XYW1EKpRX9xxGPPks9CkvsiHUlnWGieAUUQY77Ijf Xyfkg6zPaYyZqeBw+BBb0hGAqSTPLBrU/7U6Lfgf1ZlRMCPxQfhHavRoRueGHAGTovy0 6BWg== X-Gm-Message-State: ANhLgQ0wSy8hEGlZngxjxK0eHxG4VkNvPbsl40ybWMglY9VM0LFLxM7O 2rhygwDcj8/Z2K5EqEgS1me3WGQ7+W44VRBgurtnFzZrdKhMKfL/YITGlQCmpUgVA1B4XNhYm5Y yCT8d2eoadQfvPOqPq1/nCPsI X-Received: by 2002:a37:5c9:: with SMTP id 192mr21570876qkf.103.1583865822625; Tue, 10 Mar 2020 11:43:42 -0700 (PDT) X-Google-Smtp-Source: ADFU+vsSZqFX3FEhejcb1/uccPf30JOj4XcmJWeGyzmJm+MgbADKlbO5BpXSG6UdLpMUnjzhVGxUtg== X-Received: by 2002:a37:5c9:: with SMTP id 192mr21570854qkf.103.1583865822404; Tue, 10 Mar 2020 11:43:42 -0700 (PDT) Received: from dhcp-10-20-1-196.bss.redhat.com ([144.121.20.162]) by smtp.gmail.com with ESMTPSA id d73sm6419455qkg.113.2020.03.10.11.43.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Mar 2020 11:43:41 -0700 (PDT) Message-ID: Subject: Re: [PATCH] drm/i915/mst: Hookup DRM DP MST late_register/early_unregister callbacks From: Lyude Paul To: Ville =?ISO-8859-1?Q?Syrj=E4l=E4?= Cc: intel-gfx@lists.freedesktop.org, Manasi Navare , "Lee, Shawn C" , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter , =?ISO-8859-1?Q?Jos=E9?= Roberto de Souza , Chris Wilson , Maarten Lankhorst , Lucas De Marchi , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Date: Tue, 10 Mar 2020 14:43:40 -0400 In-Reply-To: <20200310184220.GO13686@intel.com> References: <20200310182856.1587752-1-lyude@redhat.com> <20200310184220.GO13686@intel.com> Organization: Red Hat Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.34.4 (3.34.4-1.fc31) MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2020-03-10 at 20:42 +0200, Ville Syrjälä wrote: > On Tue, Mar 10, 2020 at 02:28:54PM -0400, Lyude Paul wrote: > > i915 can enable aux device nodes for DP MST by calling > > drm_dp_mst_connector_late_register()/drm_dp_mst_connector_early_unregister > > (), > > so let's hook that up. > > Oh, we didn't have that yet? I thought it got hooked up for everyone > but I guess not. > > > Cc: Ville Syrjälä > > Cc: Manasi Navare > > Cc: "Lee, Shawn C" > > Signed-off-by: Lyude Paul > > --- > > drivers/gpu/drm/i915/display/intel_dp_mst.c | 22 +++++++++++++++++++-- > > 1 file changed, 20 insertions(+), 2 deletions(-) > > > > diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c > > b/drivers/gpu/drm/i915/display/intel_dp_mst.c > > index d53978ed3c12..bcff2e06ead6 100644 > > --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c > > +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c > > @@ -548,12 +548,30 @@ static int intel_dp_mst_get_ddc_modes(struct > > drm_connector *connector) > > return ret; > > } > > > > +static int > > +intel_dp_mst_connector_late_register(struct drm_connector *connector) > > +{ > > + struct intel_connector *intel_connector = > > to_intel_connector(connector); > > + > > + return drm_dp_mst_connector_late_register(connector, > > + intel_connector->port); > > +} > > + > > +static void > > +intel_dp_mst_connector_early_unregister(struct drm_connector *connector) > > +{ > > + struct intel_connector *intel_connector = > > to_intel_connector(connector); > > + > > + drm_dp_mst_connector_early_unregister(connector, > > + intel_connector->port); > > +} > > + > > static const struct drm_connector_funcs intel_dp_mst_connector_funcs = { > > .fill_modes = drm_helper_probe_single_connector_modes, > > .atomic_get_property = intel_digital_connector_atomic_get_property, > > .atomic_set_property = intel_digital_connector_atomic_set_property, > > - .late_register = intel_connector_register, > > Dunno if we want to lose the error injection... Gotcha, will send out a fixed respin in just a moment > > > - .early_unregister = intel_connector_unregister, > > + .late_register = intel_dp_mst_connector_late_register, > > + .early_unregister = intel_dp_mst_connector_early_unregister, > > .destroy = intel_connector_destroy, > > .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, > > .atomic_duplicate_state = intel_digital_connector_duplicate_state, > > -- > > 2.24.1 -- Cheers, Lyude Paul (she/her) Associate Software Engineer at Red Hat