From patchwork Tue Jun 8 07:57:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 12305629 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 D7E61C49EA4 for ; Tue, 8 Jun 2021 07:58:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C187161360 for ; Tue, 8 Jun 2021 07:58:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231169AbhFHIAH (ORCPT ); Tue, 8 Jun 2021 04:00:07 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:49376 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S230525AbhFHIAE (ORCPT ); Tue, 8 Jun 2021 04:00:04 -0400 X-UUID: 6942b27bea5b4653b3877847b9233af5-20210608 X-UUID: 6942b27bea5b4653b3877847b9233af5-20210608 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 889753829; Tue, 08 Jun 2021 15:58:08 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Jun 2021 15:58:06 +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 15:58:06 +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 11/23] usb: mtu3: add helper to get pointer of ssusb_mtk struct Date: Tue, 8 Jun 2021 15:57:37 +0800 Message-ID: <1623139069-8173-12-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 Add a helper to get pointer of ssusb_mtk struct from the pointer of otg_switch_mtk struct. Signed-off-by: Chunfeng Yun --- drivers/usb/mtu3/mtu3_dr.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c index 1cf56f129b15..486d26a366b8 100644 --- a/drivers/usb/mtu3/mtu3_dr.c +++ b/drivers/usb/mtu3/mtu3_dr.c @@ -14,6 +14,11 @@ #define USB2_PORT 2 #define USB3_PORT 3 +static inline struct ssusb_mtk *otg_sx_to_ssusb(struct otg_switch_mtk *otg_sx) +{ + return container_of(otg_sx, struct ssusb_mtk, otg_switch); +} + static void toggle_opstate(struct ssusb_mtk *ssusb) { if (!ssusb->otg_switch.is_u3_drd) { @@ -98,8 +103,7 @@ static void switch_port_to_device(struct ssusb_mtk *ssusb) int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on) { - struct ssusb_mtk *ssusb = - container_of(otg_sx, struct ssusb_mtk, otg_switch); + struct ssusb_mtk *ssusb = otg_sx_to_ssusb(otg_sx); struct regulator *vbus = otg_sx->vbus; int ret; @@ -126,8 +130,7 @@ static void ssusb_mode_sw_work(struct work_struct *work) { struct otg_switch_mtk *otg_sx = container_of(work, struct otg_switch_mtk, dr_work); - struct ssusb_mtk *ssusb = - container_of(otg_sx, struct ssusb_mtk, otg_switch); + struct ssusb_mtk *ssusb = otg_sx_to_ssusb(otg_sx); struct mtu3 *mtu = ssusb->u3d; enum usb_role desired_role = otg_sx->desired_role; enum usb_role current_role; @@ -164,8 +167,7 @@ static void ssusb_mode_sw_work(struct work_struct *work) static void ssusb_set_mode(struct otg_switch_mtk *otg_sx, enum usb_role role) { - struct ssusb_mtk *ssusb = - container_of(otg_sx, struct ssusb_mtk, otg_switch); + struct ssusb_mtk *ssusb = otg_sx_to_ssusb(otg_sx); if (ssusb->dr_mode != USB_DR_MODE_OTG) return; @@ -187,8 +189,7 @@ static int ssusb_id_notifier(struct notifier_block *nb, static int ssusb_extcon_register(struct otg_switch_mtk *otg_sx) { - struct ssusb_mtk *ssusb = - container_of(otg_sx, struct ssusb_mtk, otg_switch); + struct ssusb_mtk *ssusb = otg_sx_to_ssusb(otg_sx); struct extcon_dev *edev = otg_sx->edev; int ret; @@ -283,8 +284,7 @@ static enum usb_role ssusb_role_sw_get(struct usb_role_switch *sw) static int ssusb_role_sw_register(struct otg_switch_mtk *otg_sx) { struct usb_role_switch_desc role_sx_desc = { 0 }; - struct ssusb_mtk *ssusb = - container_of(otg_sx, struct ssusb_mtk, otg_switch); + struct ssusb_mtk *ssusb = otg_sx_to_ssusb(otg_sx); if (!otg_sx->role_sw_used) return 0;