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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 52807C433DB for ; Fri, 19 Feb 2021 21:54:17 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0BBFE64E04 for ; Fri, 19 Feb 2021 21:54:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0BBFE64E04 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B995F6EC25; Fri, 19 Feb 2021 21:54:10 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id DE37C6EC22 for ; Fri, 19 Feb 2021 21:54:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1613771649; 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=xF0OfrnlVmd/DfJPvqmHtCe3vZ4VRsC929jG9IY3Pkw=; b=ML9z1c9HUvw81EEswhGcBo74zEoBzZiQdDfOekM+mmXGSnS8LiqU3NsuA5gjqXOlyEPlFl qMgbWVaGaM5cbGbUZ6DZtwAolaxy86JfuD2D0GReqqUDEZJerKWlYQhKt+8M2IGDRwz4ZK 4fTkngif6ELia6aJTys6PQn2S42QMCs= 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-459-mA2a1WUFNcaPO_UpkM-fRA-1; Fri, 19 Feb 2021 16:54:04 -0500 X-MC-Unique: mA2a1WUFNcaPO_UpkM-fRA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 58DF9107ACE3; Fri, 19 Feb 2021 21:54:01 +0000 (UTC) Received: from Whitewolf.redhat.com (ovpn-118-5.rdu2.redhat.com [10.10.118.5]) by smtp.corp.redhat.com (Postfix) with ESMTP id A18266A03C; Fri, 19 Feb 2021 21:53:58 +0000 (UTC) From: Lyude Paul To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, nouveau@lists.freedesktop.org, =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , Jani Nikula , Rodrigo Vivi , Thomas Zimmermann Date: Fri, 19 Feb 2021 16:53:01 -0500 Message-Id: <20210219215326.2227596-6-lyude@redhat.com> In-Reply-To: <20210219215326.2227596-1-lyude@redhat.com> References: <20210219215326.2227596-1-lyude@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Subject: [Intel-gfx] [PATCH 05/30] drm/bridge/cdns-mhdp8546: Register DP aux channel with userspace X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jernej Skrabec , Jonas Karlman , David Airlie , Neil Armstrong , open list , Jyri Sarha , Julia Lawall , Andrzej Hajda , Tomi Valkeinen , Laurent Pinchart , Swapnil Jakhade Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Just adds some missing calls to drm_dp_aux_register()/drm_dp_aux_unregister() for when we attach/detach the bridge. Signed-off-by: Lyude Paul --- drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c index 989a05bc8197..d966a33743b5 100644 --- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c +++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c @@ -1674,10 +1674,14 @@ static int cdns_mhdp_attach(struct drm_bridge *bridge, dev_dbg(mhdp->dev, "%s\n", __func__); + ret = drm_dp_aux_register(&mhdp->aux); + if (ret < 0) + return ret; + if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR)) { ret = cdns_mhdp_connector_init(mhdp); if (ret) - return ret; + goto aux_unregister; } spin_lock(&mhdp->start_lock); @@ -1693,6 +1697,9 @@ static int cdns_mhdp_attach(struct drm_bridge *bridge, mhdp->regs + CDNS_APB_INT_MASK); return 0; +aux_unregister: + drm_dp_aux_unregister(&mhdp->aux); + return ret; } static void cdns_mhdp_configure_video(struct cdns_mhdp_device *mhdp, @@ -2025,6 +2032,8 @@ static void cdns_mhdp_detach(struct drm_bridge *bridge) dev_dbg(mhdp->dev, "%s\n", __func__); + drm_dp_aux_unregister(&mhdp->aux); + spin_lock(&mhdp->start_lock); mhdp->bridge_attached = false; -- 2.29.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx