From mboxrd@z Thu Jan 1 00:00:00 1970 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=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,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 91081C49361 for ; Sat, 19 Jun 2021 15:36:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 69ECA610A3 for ; Sat, 19 Jun 2021 15:36:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234590AbhFSPi6 (ORCPT ); Sat, 19 Jun 2021 11:38:58 -0400 Received: from so254-9.mailgun.net ([198.61.254.9]:61378 "EHLO so254-9.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230334AbhFSPi5 (ORCPT ); Sat, 19 Jun 2021 11:38:57 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1624117006; h=Content-Transfer-Encoding: MIME-Version: Message-Id: Date: Subject: Cc: To: From: Sender; bh=Wko5qcid5oJUYBgyNU+mwlBuBnLCwbwsAkuNrjuh3Zc=; b=ETsUpFrGIMBI3PpD5re7lpkrZgKlst8UfYiY8QzxMZogQCg6ZMlb0Drlx19KSfYoI3pwlhB6 98fkJRmFgtio5lfv3abIb3Yu3kuTMMvaoLBRrprV/5PwpP6CLCKBH0zqlkpUARpWp99iQ+Fn pb8MqzAixAEcEfk3IWXSRGYzUFQ= X-Mailgun-Sending-Ip: 198.61.254.9 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n06.prod.us-west-2.postgun.com with SMTP id 60ce0eeb8491191eb305cd23 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Sat, 19 Jun 2021 15:36:11 GMT Sender: linyyuan=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 74B31C433F1; Sat, 19 Jun 2021 15:36:11 +0000 (UTC) Received: from localhost.localdomain (unknown [101.87.142.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: linyyuan) by smtp.codeaurora.org (Postfix) with ESMTPSA id 05A24C433D3; Sat, 19 Jun 2021 15:36:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 05A24C433D3 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=linyyuan@codeaurora.org From: Linyu Yuan To: Felipe Balbi , Thinh Nguyen , Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Jack Pham Subject: PATCH v2 Date: Sat, 19 Jun 2021 23:35:39 +0800 Message-Id: <20210619153541.51938-1-linyyuan@codeaurora.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Subject: [PATCH v2 0/2] usb: udc: indroduce more api for lower gadget driver introdue following udc apis which will forbid lower gadget driver operate upper layer usb gadget driver directly. void usb_gadget_udc_disconnect(struct usb_gadget *); void usb_gadget_udc_suspend(struct usb_gadget *); void usb_gadget_udc_resume(struct usb_gadget *); int usb_gadget_udc_setup(struct usb_gadget *, const struct usb_ctrlrequest *); dwc3 is first driver to use these apis. Linyu Yuan (2): usb: udc: core: hide struct usb_gadget_driver to gadget driver usb: dwc3: fix race of usb_gadget_driver operation drivers/usb/dwc3/core.h | 2 -- drivers/usb/dwc3/ep0.c | 6 +--- drivers/usb/dwc3/gadget.c | 53 +++++++++-------------------------- drivers/usb/gadget/udc/core.c | 47 ++++++++++++++++++++++++++++++- include/linux/usb/gadget.h | 6 ++++ 5 files changed, 66 insertions(+), 48 deletions(-)