From patchwork Tue May 25 08:59:25 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: 12278227 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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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=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 5D95BC2B9F8 for ; Tue, 25 May 2021 09:00:19 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 25E746100B for ; Tue, 25 May 2021 09:00:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 25E746100B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=YL6tyZDxMxrVbLBCXa49luK6/k97Yyq3y/xZRUMsBto=; b=l7Y2zEKdz+eWS8 jqVgEIrvCTafvNdqhCynfRhjJJXtnLSzCJL2GHGQeT0m2kPmLMhQVKVBLW6RiYX4yK06Igy119lXI A9LwZMIld8MaQ8xYA+Kd4pRDjqlBKAPJ42mQ+cy732w61vsActPwSv/ZT1i97m4AL1xK/uShQyire EQ2rO6Xo+jV1XZAfaoqsHckPV5uC25bIVp/ZKbBQBudjmYvz5fksBGlfDbOEmU2qiQkUWJtrH6NZr 1MzOJ2JtLvuCYD2P1ydIfPLEGkDe/HA+KFvArS+VkMsP8dSk8jEuH5u6RFO/Mggr3MXpmiYOQALdi /vPLezucM2ilR8++cutw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1llSv4-004ExT-3w; Tue, 25 May 2021 09:00:10 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1llSuX-004Elr-NZ; Tue, 25 May 2021 08:59:39 +0000 X-UUID: d7d1fc3d29b646229fc5a1a04a256c53-20210525 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=FpLB1PdBFwxN4OWIFwyx6D6nL+MQsfr0lfqp7EJt2gE=; b=BMVYjTHYRwNUZxpgDSofBUdXi3gvp2VBPwIHQa3rDo3Ho/8dVkwzrYwv+xKJiwqlOQd9UN9GOK88r+8RqbLsG8WEMUjfsiQstU5N5WzYC3htx0iCdVVjtg6XxqCBCv3H6xIcezuhPcJPp7AOeVQxCm0eOYHxOqtRZlphEWStLBQ=; X-UUID: d7d1fc3d29b646229fc5a1a04a256c53-20210525 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1958941939; Tue, 25 May 2021 01:59:35 -0700 Received: from MTKMBS31N2.mediatek.inc (172.27.4.87) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 25 May 2021 01:59:33 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by MTKMBS31N2.mediatek.inc (172.27.4.87) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 25 May 2021 16:59:30 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 25 May 2021 16:59:29 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Felipe Balbi CC: Matthias Brugger , Chunfeng Yun , Thinh Nguyen , , , , Subject: [PATCH 3/3] usb: dwc3: drd: use helper to get role-switch-default-mode Date: Tue, 25 May 2021 16:59:25 +0800 Message-ID: <1621933165-9661-3-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1621933165-9661-1-git-send-email-chunfeng.yun@mediatek.com> References: <1621933165-9661-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 77F36147C153D36AB4432C09A60A671036FE641E08A865D0AD794EA99D0C66E72000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210525_015937_812304_048F6BE2 X-CRM114-Status: GOOD ( 12.56 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Use the new helper usb_get_role_switch_default_mode() to get property of "role-switch-default-mode" Signed-off-by: Chunfeng Yun --- drivers/usb/dwc3/drd.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/usb/dwc3/drd.c b/drivers/usb/dwc3/drd.c index e2b68bb770d1..4e0a26683b06 100644 --- a/drivers/usb/dwc3/drd.c +++ b/drivers/usb/dwc3/drd.c @@ -541,14 +541,10 @@ static enum usb_role dwc3_usb_role_switch_get(struct usb_role_switch *sw) static int dwc3_setup_role_switch(struct dwc3 *dwc) { struct usb_role_switch_desc dwc3_role_switch = {NULL}; - const char *str; u32 mode; - int ret; - ret = device_property_read_string(dwc->dev, "role-switch-default-mode", - &str); - if (ret >= 0 && !strncmp(str, "host", strlen("host"))) { - dwc->role_switch_default_mode = USB_DR_MODE_HOST; + dwc->role_switch_default_mode = usb_get_role_switch_default_mode(dwc->dev); + if (dwc->role_switch_default_mode == USB_DR_MODE_HOST) { mode = DWC3_GCTL_PRTCAP_HOST; } else { dwc->role_switch_default_mode = USB_DR_MODE_PERIPHERAL;