From patchwork Tue Jun 8 07:57:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 456329 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT 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 82A64C49EA6 for ; Tue, 8 Jun 2021 07:58:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6FFB46128D for ; Tue, 8 Jun 2021 07:58:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231209AbhFHIAI (ORCPT ); Tue, 8 Jun 2021 04:00:08 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:49395 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S231151AbhFHIAG (ORCPT ); Tue, 8 Jun 2021 04:00:06 -0400 X-UUID: 7e1a97eb2e474ef99b480ef8eba83467-20210608 X-UUID: 7e1a97eb2e474ef99b480ef8eba83467-20210608 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1351158784; Tue, 08 Jun 2021 15:58:09 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs06n1.mediatek.inc (172.21.101.129) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Jun 2021 15:58:07 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 8 Jun 2021 15:58:07 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Rob Herring , Felipe Balbi CC: Chunfeng Yun , Matthias Brugger , Thinh Nguyen , , , , , , Yuwen Ng , Eddie Hung Subject: [PATCH 12/23] usb: mtu3: use force mode for dual role switch Date: Tue, 8 Jun 2021 15:57:38 +0800 Message-ID: <1623139069-8173-13-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1623139069-8173-1-git-send-email-chunfeng.yun@mediatek.com> References: <1623139069-8173-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Force IDDIG status for all three ways of dual role switch, this is needed when use Type-C to switch mode. Signed-off-by: Chunfeng Yun --- drivers/usb/mtu3/mtu3_dr.c | 10 +++------- drivers/usb/mtu3/mtu3_host.c | 6 +----- 2 files changed, 4 insertions(+), 12 deletions(-) diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c index 486d26a366b8..cf9e5b59a77e 100644 --- a/drivers/usb/mtu3/mtu3_dr.c +++ b/drivers/usb/mtu3/mtu3_dr.c @@ -148,12 +148,14 @@ static void ssusb_mode_sw_work(struct work_struct *work) switch (desired_role) { case USB_ROLE_HOST: + ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); mtu3_stop(mtu); switch_port_to_host(ssusb); ssusb_set_vbus(otg_sx, 1); ssusb->is_host = true; break; case USB_ROLE_DEVICE: + ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_DEVICE); ssusb->is_host = false; ssusb_set_vbus(otg_sx, 0); switch_port_to_device(ssusb); @@ -225,13 +227,7 @@ void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host) { struct otg_switch_mtk *otg_sx = &ssusb->otg_switch; - if (to_host) { - ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); - ssusb_set_mode(otg_sx, USB_ROLE_HOST); - } else { - ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_DEVICE); - ssusb_set_mode(otg_sx, USB_ROLE_DEVICE); - } + ssusb_set_mode(otg_sx, to_host ? USB_ROLE_HOST : USB_ROLE_DEVICE); } void ssusb_set_force_mode(struct ssusb_mtk *ssusb, diff --git a/drivers/usb/mtu3/mtu3_host.c b/drivers/usb/mtu3/mtu3_host.c index 0a8cd446cf1b..93a1a4c11e1e 100644 --- a/drivers/usb/mtu3/mtu3_host.c +++ b/drivers/usb/mtu3/mtu3_host.c @@ -213,8 +213,6 @@ int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend) static void ssusb_host_setup(struct ssusb_mtk *ssusb) { - struct otg_switch_mtk *otg_sx = &ssusb->otg_switch; - host_ports_num_get(ssusb); /* @@ -222,9 +220,7 @@ static void ssusb_host_setup(struct ssusb_mtk *ssusb) * if support OTG, gadget driver will switch port0 to device mode */ ssusb_host_enable(ssusb); - - if (otg_sx->manual_drd_enabled) - ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); + ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); /* if port0 supports dual-role, works as host mode by default */ ssusb_set_vbus(&ssusb->otg_switch, 1);