From patchwork Tue Jul 19 01:27:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thinh Nguyen X-Patchwork-Id: 591831 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 C9290CCA479 for ; Tue, 19 Jul 2022 01:58:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236562AbiGSB6r (ORCPT ); Mon, 18 Jul 2022 21:58:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35766 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233381AbiGSB6r (ORCPT ); Mon, 18 Jul 2022 21:58:47 -0400 Received: from mx0a-00230701.pphosted.com (mx0a-00230701.pphosted.com [148.163.156.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5B5AF39B9A; Mon, 18 Jul 2022 18:58:46 -0700 (PDT) Received: from pps.filterd (m0297266.ppops.net [127.0.0.1]) by mx0a-00230701.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 26INawLR011668; Mon, 18 Jul 2022 18:27:47 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=synopsys.com; h=date : message-id : in-reply-to : references : from : subject : to : cc; s=pfptdkimsnps; bh=p86ySwkfPEOGRNYiCayfsxV8vR/Zt884NmPL1N4e22Y=; b=E/csdIsFpHyYTCx1TdtNWGkYcZucfl8sFJnHZSkTs2EN6tcpJfP9EVOkT8CTI3I4MNEE VOb0atHgJPhW/ew8IY9hRlrf0aciM2tNtGtK4RVm1a/TCcWCutZTN8E+AW29QJJZh1+P qiwxReUGzBL9nqJ+dFYkX0xEFkBEJzbH6Lh5Hy0Ja951EfvucC1+MlaKg8EU9p8uTJMO N1jS54R57CpjY6GIFMfouJ8m34lcKPgkkfnQqlHobhD8s0n8kd3JKFi0JYik8tYRIS2A eg+2ffpXt5Rbs6sfXGbhQK4FYvoIJdiotinKWGORqbC53R8FyxcS7EfbP4nj/KfZrqVD Gg== Received: from smtprelay-out1.synopsys.com (smtprelay-out1.synopsys.com [149.117.87.133]) by mx0a-00230701.pphosted.com (PPS) with ESMTPS id 3hbvk5whpc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Jul 2022 18:27:47 -0700 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 ECA03C0649; Tue, 19 Jul 2022 01:27:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1658194067; bh=2HvC2YXu4BJ+vnsXvfnddzVm8KC6PIuyWJsyVPWUmj4=; h=Date:In-Reply-To:References:From:Subject:To:Cc:From; b=Byoi86g/AVX8l4cZhT40x6S/eX6MgNJf7C9JaEN+ENoKi9bfO85x/clPIFsxtG20s deU3P4ntTZMT22sxMmJJttzhvviMXj8OiXDDxPIUPLm6eGSlz44+F/Ukv0c/wzY3JF E7LaNgLSsayNrn93/btI7VFnrpCEhc0EUrlq8uCAjtaus1DlMaChD6LcAq/8z3ijGq A9yyfMkFvXvTJ8j20r9HoCD6xTWuv3JxxUnUQ5TsApNy4QjsLPeyPdiJT6qvKbdUbP KXZF9NUiKA9Pq4h0Zib7SBriGUpGYX9DLXXaBwbEtA+lCmcKXc5T+bCaLeUgh0DfRJ FAfX7KgiDTgKA== 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 B1EC7A0069; Tue, 19 Jul 2022 01:27:45 +0000 (UTC) Received: by te-lab16-v2 (sSMTP sendmail emulation); Mon, 18 Jul 2022 18:27:45 -0700 Date: Mon, 18 Jul 2022 18:27:45 -0700 Message-Id: In-Reply-To: References: X-SNPS-Relay: synopsys.com From: Thinh Nguyen Subject: [PATCH v2 16/25] usb: gadget: f_tcm: Update state on data write To: Felipe Balbi , Greg Kroah-Hartman , Thinh Nguyen , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Bogdanov Cc: linux-scsi@vger.kernel.org, target-devel@vger.kernel.org X-Proofpoint-GUID: UvshAVfQl2i9V9HfpsIGAKefCxSGQ2-W X-Proofpoint-ORIG-GUID: UvshAVfQl2i9V9HfpsIGAKefCxSGQ2-W X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-18_22,2022-07-18_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_active_cloned_notspam policy=outbound_active_cloned score=0 mlxscore=0 phishscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 mlxlogscore=936 malwarescore=0 clxscore=1015 bulkscore=0 impostorscore=0 priorityscore=1501 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207190004 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org When preparing request for data write state, the next state is UASP_SEND_STATUS. When data write completes, the next state is UASP_QUEUE_COMMAND. Without this change, the command will transition to the wrong state. Signed-off-by: Thinh Nguyen --- Changes in v2: - Move a related change from TASK MANAGEMENT updating cmd state to UASP_QUEUE_COMMAND to here. drivers/usb/gadget/function/f_tcm.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c index 1e7d29f8aecb..d7318c84af98 100644 --- a/drivers/usb/gadget/function/f_tcm.c +++ b/drivers/usb/gadget/function/f_tcm.c @@ -934,6 +934,8 @@ static void usbg_data_write_cmpl(struct usb_ep *ep, struct usb_request *req) struct usbg_cmd *cmd = req->context; struct se_cmd *se_cmd = &cmd->se_cmd; + cmd->state = UASP_QUEUE_COMMAND; + if (req->status < 0) { pr_err("%s() state %d transfer failed\n", __func__, cmd->state); goto cleanup; @@ -976,6 +978,8 @@ static int usbg_prepare_w_request(struct usbg_cmd *cmd, struct usb_request *req) req->complete = usbg_data_write_cmpl; req->length = se_cmd->data_length; req->context = cmd; + + cmd->state = UASP_SEND_STATUS; return 0; }