From patchwork Fri Jun 4 19:48:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 12300641 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=unavailable 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 4E821C48BCF for ; Fri, 4 Jun 2021 19:49:17 +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 1A7B6613AD for ; Fri, 4 Jun 2021 19:49:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1A7B6613AD 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 B3D026F8E3; Fri, 4 Jun 2021 19:49:16 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by gabe.freedesktop.org (Postfix) with ESMTPS id 484256F8E3 for ; Fri, 4 Jun 2021 19:49:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1622836154; 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=M51CLf8ijK2jCqm3cgPL7fTUv/Zl8qPPKndKZ7ftnkE=; b=iBxf11beiKOKXAlUI14gwR/aMWIrfUdk6o5NZGpt2+UHTKYGUsStQnblpn0IAdhO28pwaD 9PzYz8hzrtFvQTCLnjKVBLFQyzg3347AO6qNGKl+VWrZL9l1+fyHF3kAL2G0AspS394idX aYAg5R3LuqW0T6BxR1KTLzYeYjzDCgk= 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-118-0osdQ5AFPtGL6ZM97Mrnuw-1; Fri, 04 Jun 2021 15:49:11 -0400 X-MC-Unique: 0osdQ5AFPtGL6ZM97Mrnuw-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 7333A501E1; Fri, 4 Jun 2021 19:49:09 +0000 (UTC) Received: from x1.localdomain (ovpn-112-54.ams2.redhat.com [10.36.112.54]) by smtp.corp.redhat.com (Postfix) with ESMTP id 80C2419CBC; Fri, 4 Jun 2021 19:49:06 +0000 (UTC) From: Hans de Goede To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Daniel Vetter , David Airlie , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Imre Deak , Greg Kroah-Hartman , Guenter Roeck , Heikki Krogerus Date: Fri, 4 Jun 2021 21:48:39 +0200 Message-Id: <20210604194840.14655-8-hdegoede@redhat.com> In-Reply-To: <20210604194840.14655-1-hdegoede@redhat.com> References: <20210604194840.14655-1-hdegoede@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Subject: [Intel-gfx] [PATCH 7/8] usb: typec: altmodes/displayport: Make dp_altmode_notify() more generic 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: intel-gfx , linux-usb@vger.kernel.org, dri-devel@lists.freedesktop.org, platform-driver-x86@vger.kernel.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Make dp_altmode_notify() handle the dp->data.conf == 0 case too, rather then having separate code-paths for this in various places which call it. Reviewed-by: Heikki Krogerus Tested-by: Heikki Krogerus Signed-off-by: Hans de Goede Reviewed-by: Greg Kroah-Hartman --- drivers/usb/typec/altmodes/displayport.c | 35 +++++++++--------------- 1 file changed, 13 insertions(+), 22 deletions(-) diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c index b7f094435b00..aa669b9cf70e 100644 --- a/drivers/usb/typec/altmodes/displayport.c +++ b/drivers/usb/typec/altmodes/displayport.c @@ -66,10 +66,17 @@ struct dp_altmode { static int dp_altmode_notify(struct dp_altmode *dp) { - u8 state = get_count_order(DP_CONF_GET_PIN_ASSIGN(dp->data.conf)); + unsigned long conf; + u8 state; + + if (dp->data.conf) { + state = get_count_order(DP_CONF_GET_PIN_ASSIGN(dp->data.conf)); + conf = TYPEC_MODAL_STATE(state); + } else { + conf = TYPEC_STATE_USB; + } - return typec_altmode_notify(dp->alt, TYPEC_MODAL_STATE(state), - &dp->data); + return typec_altmode_notify(dp->alt, conf, &dp->data); } static int dp_altmode_configure(struct dp_altmode *dp, u8 con) @@ -137,21 +144,10 @@ static int dp_altmode_status_update(struct dp_altmode *dp) static int dp_altmode_configured(struct dp_altmode *dp) { - int ret; - sysfs_notify(&dp->alt->dev.kobj, "displayport", "configuration"); - - if (!dp->data.conf) - return typec_altmode_notify(dp->alt, TYPEC_STATE_USB, - &dp->data); - - ret = dp_altmode_notify(dp); - if (ret) - return ret; - sysfs_notify(&dp->alt->dev.kobj, "displayport", "pin_assignment"); - return 0; + return dp_altmode_notify(dp); } static int dp_altmode_configure_vdm(struct dp_altmode *dp, u32 conf) @@ -172,13 +168,8 @@ static int dp_altmode_configure_vdm(struct dp_altmode *dp, u32 conf) } ret = typec_altmode_vdm(dp->alt, header, &conf, 2); - if (ret) { - if (DP_CONF_GET_PIN_ASSIGN(dp->data.conf)) - dp_altmode_notify(dp); - else - typec_altmode_notify(dp->alt, TYPEC_STATE_USB, - &dp->data); - } + if (ret) + dp_altmode_notify(dp); return ret; }