From patchwork Thu Aug 12 03:32:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 12432361 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=-16.7 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 C7DC2C4320E for ; Thu, 12 Aug 2021 03:33:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD3FE60EE2 for ; Thu, 12 Aug 2021 03:33:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233910AbhHLDeS (ORCPT ); Wed, 11 Aug 2021 23:34:18 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:36154 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S233832AbhHLDeP (ORCPT ); Wed, 11 Aug 2021 23:34:15 -0400 X-UUID: 312ef83b167b4f038d6c1000c5123c83-20210812 X-UUID: 312ef83b167b4f038d6c1000c5123c83-20210812 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 2080571688; Thu, 12 Aug 2021 11:33:46 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 12 Aug 2021 11:33:45 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 12 Aug 2021 11:33:44 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Felipe Balbi CC: Pawel Laszczak , Al Cooper , Thierry Reding , Jonathan Hunter , Chunfeng Yun , Matthias Brugger , Christophe JAILLET , Yang Yingliang , Rikard Falkeborn , , , , , , , Eddie Hung Subject: [PATCH 3/6] usb: cdnsp: fix the wrong mult value for HS isoc or intr Date: Thu, 12 Aug 2021 11:32:59 +0800 Message-ID: <1628739182-30089-3-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1628739182-30089-1-git-send-email-chunfeng.yun@mediatek.com> References: <1628739182-30089-1-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 usb_endpoint_maxp() only returns the bit[10:0] of wMaxPacketSize of endpoint descriptor, not include bit[12:11] anymore, so use usb_endpoint_maxp_mult() instead. Signed-off-by: Chunfeng Yun Acked-by: Felipe Balbi Acked-by: Pawel Laszczak --- drivers/usb/cdns3/cdnsp-mem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/cdns3/cdnsp-mem.c b/drivers/usb/cdns3/cdnsp-mem.c index a47948a1623f..ad9aee3f1e39 100644 --- a/drivers/usb/cdns3/cdnsp-mem.c +++ b/drivers/usb/cdns3/cdnsp-mem.c @@ -882,7 +882,7 @@ static u32 cdnsp_get_endpoint_max_burst(struct usb_gadget *g, if (g->speed == USB_SPEED_HIGH && (usb_endpoint_xfer_isoc(pep->endpoint.desc) || usb_endpoint_xfer_int(pep->endpoint.desc))) - return (usb_endpoint_maxp(pep->endpoint.desc) & 0x1800) >> 11; + return usb_endpoint_maxp_mult(pep->endpoint.desc) - 1; return 0; }