From patchwork Fri Apr 22 02:22:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thinh Nguyen X-Patchwork-Id: 12822666 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11BE0C433EF for ; Fri, 22 Apr 2022 02:22:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1383619AbiDVCZU (ORCPT ); Thu, 21 Apr 2022 22:25:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59654 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231551AbiDVCZT (ORCPT ); Thu, 21 Apr 2022 22:25:19 -0400 Received: from smtprelay-out1.synopsys.com (smtprelay-out1.synopsys.com [149.117.73.133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 509CA49698 for ; Thu, 21 Apr 2022 19:22:28 -0700 (PDT) Received: from mailhost.synopsys.com (sv1-mailhost1.synopsys.com [10.205.2.131]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client CN "mailhost.synopsys.com", Issuer "SNPSica2" (verified OK)) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 5449941EE3; Fri, 22 Apr 2022 02:22:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1650594147; bh=Mp91rber0KUFB4fdJ8KtaBivx1nJBvDRjcvmhAxBTYM=; h=Date:From:Subject:To:Cc:From; b=Z51gkwWlOa8hWYikPclNoFwHu57MGXkS0vXKgtNX7s8deq3t/r0+RlyT7mCiT1Gch hyMIvd1eaFBFESYAoPPT+RNaadtD86oisEiv5+HgLXYltYnmTfWsmbkziHzno71Nmu MR+buKxWYRBzGK5Y/0V2408M+hcLbnuFvQypkNU8Cd38zoq5EEmQFRhnMJC68pAUXc HE/wGLsl25BoujWFHi2ZFxjtrxyevxnIlv9uzDvMNXm7N5wuxIjQ7w9FLJ82uGoU28 0Av3oJNyiVEQqjRncQ0QQPNPgamngu8f6jXgG9QZLmwJq7mW0iOJ1taKpa4YZGzheh VyaNPs1AjUomg== Received: from te-lab16-v2 (nanobot.internal.synopsys.com [10.204.48.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mailhost.synopsys.com (Postfix) with ESMTPSA id 5BBF0A006D; Fri, 22 Apr 2022 02:22:24 +0000 (UTC) Received: by te-lab16-v2 (sSMTP sendmail emulation); Thu, 21 Apr 2022 19:22:24 -0700 Date: Thu, 21 Apr 2022 19:22:24 -0700 Message-Id: X-SNPS-Relay: synopsys.com From: Thinh Nguyen Subject: [PATCH 0/6] usb: dwc3: gadget: Rework pullup To: Felipe Balbi , Greg Kroah-Hartman , linux-usb@vger.kernel.org Cc: John Youn , Thinh Nguyen , Wesley Cheng Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org This series cleanup and enhance dwc3 pullup() handling to cover different corner cases. Would be great to have some Tested-by before picking this series up. Thanks! Thinh Nguyen (6): usb: dwc3: gadget: Prevent repeat pullup() usb: dwc3: gadget: Refactor pullup() usb: dwc3: gadget: Don't modify GEVNTCOUNT in pullup() usb: dwc3: ep0: Don't prepare beyond Setup stage usb: dwc3: gadget: Only End Transfer for ep0 data phase usb: dwc3: gadget: Delay issuing End Transfer drivers/usb/dwc3/ep0.c | 2 +- drivers/usb/dwc3/gadget.c | 126 ++++++++++++++++++++------------------ 2 files changed, 69 insertions(+), 59 deletions(-) base-commit: 5c29e864999763baec9eedb9ea5bd557aa4cbd77