From patchwork Tue Jun 8 07:57:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 12305633 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 9F582C49EB7 for ; Tue, 8 Jun 2021 07:58:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D26961285 for ; Tue, 8 Jun 2021 07:58:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231224AbhFHIAJ (ORCPT ); Tue, 8 Jun 2021 04:00:09 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:53488 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S231157AbhFHIAG (ORCPT ); Tue, 8 Jun 2021 04:00:06 -0400 X-UUID: 231562fd6c9a49229c7ddd20d27c4f01-20210608 X-UUID: 231562fd6c9a49229c7ddd20d27c4f01-20210608 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 617785521; Tue, 08 Jun 2021 15:58:10 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Jun 2021 15:58:08 +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 13/23] usb: mtu3: rebuild role switch get/set hooks Date: Tue, 8 Jun 2021 15:57:39 +0800 Message-ID: <1623139069-8173-14-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 Use common helper ssusb_set_mode() to do role switch instead of manual switch helper; Remove unnecessary local variable when get role status Signed-off-by: Chunfeng Yun --- drivers/usb/mtu3/mtu3_dr.c | 13 +++---------- 1 file changed, 3 insertions(+), 10 deletions(-) diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c index cf9e5b59a77e..318fbc618137 100644 --- a/drivers/usb/mtu3/mtu3_dr.c +++ b/drivers/usb/mtu3/mtu3_dr.c @@ -256,13 +256,9 @@ void ssusb_set_force_mode(struct ssusb_mtk *ssusb, static int ssusb_role_sw_set(struct usb_role_switch *sw, enum usb_role role) { struct ssusb_mtk *ssusb = usb_role_switch_get_drvdata(sw); - bool to_host = false; - - if (role == USB_ROLE_HOST) - to_host = true; + struct otg_switch_mtk *otg_sx = &ssusb->otg_switch; - if (to_host ^ ssusb->is_host) - ssusb_mode_switch(ssusb, to_host); + ssusb_set_mode(otg_sx, role); return 0; } @@ -270,11 +266,8 @@ static int ssusb_role_sw_set(struct usb_role_switch *sw, enum usb_role role) static enum usb_role ssusb_role_sw_get(struct usb_role_switch *sw) { struct ssusb_mtk *ssusb = usb_role_switch_get_drvdata(sw); - enum usb_role role; - - role = ssusb->is_host ? USB_ROLE_HOST : USB_ROLE_DEVICE; - return role; + return ssusb->is_host ? USB_ROLE_HOST : USB_ROLE_DEVICE; } static int ssusb_role_sw_register(struct otg_switch_mtk *otg_sx)