Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Thinh Nguyen <Thinh.Nguyen@synopsys.com>
To:     Wesley Cheng <quic_wcheng@quicinc.com>
CC:     "balbi@kernel.org" <balbi@kernel.org>,
        "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
        Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
        "quic_jackp@quicinc.com" <quic_jackp@quicinc.com>
Subject: Re: [PATCH v4 6/9] usb: dwc3: Remove DWC3 locking during gadget
 suspend/resume
Thread-Topic: [PATCH v4 6/9] usb: dwc3: Remove DWC3 locking during gadget
 suspend/resume
Thread-Index: AQHYsrli8a/BnnP54k+oMTpzTOi/JK27td+A
Date:   Tue, 23 Aug 2022 01:14:29 +0000
Message-ID: <20220823011415.6df3tbdcaoof3rbz@synopsys.com>
References: <20220817182359.13550-1-quic_wcheng@quicinc.com>
 <20220817182359.13550-7-quic_wcheng@quicinc.com>
In-Reply-To: <20220817182359.13550-7-quic_wcheng@quicinc.com>
Accept-Language: en-US
Content-Language: en-US
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?cGROV0hkQ2NZdDJGb3BuVnUzWmEweXo3YzZNaFBXeGtiRXlZNzZtVnpiRExi?=
 =?utf-8?B?ZVVKakdiL29XT0JnMzNaUDgwM1dkL0hUcHg5T045bUcvV2hicC80Y3Q3NUc3?=
 =?utf-8?B?WGhPVkdTRDdDNDVtaUVMTDN4ZU9raVN4NzJpN0s1LzkrUE0va0toQmh4Q3B4?=
 =?utf-8?B?TW91OFhzNmEzZy9LUzFjN0pEcENnMkp5T2U2cHpFZXFPOER0S3VxaWptN3Rt?=
 =?utf-8?B?am80eXVkcGE0U1R2QXFTZ3ZwYTJNL1FzRTZ1ZWJuVnlYb3RHQUNqcXhUYjVY?=
 =?utf-8?B?NkZFQ0s2NlhpRUZDL0RjZnVCTHVMUTFMaFZXNnAxa3gyWDZ1SXVRb1dMVGgw?=
 =?utf-8?B?SnVuTS9BQVFFcSt4TUFveEUwbEpnU09TRzdwbEI4NzBnR20wZEpzc2dOck95?=
 =?utf-8?B?VEZpZTNYSWxWS21FZWNGV2NvK1RxS3FWU21IRWZxdlEzSDJuNC9TalFOTzV6?=
 =?utf-8?B?Q1kvTjlsYmc2dW9qaHIxSGx5VUw4eVF6OUI0bzJ6VnhhcGNxQnpydVIyaUI3?=
 =?utf-8?B?UnVYNTVqMTh6NGZKTmhPVXd1SXJrSVc1US9pVDhGSzZFNkdRSEFSVUpaUkFn?=
 =?utf-8?B?bnQ3dVdKN0NYOHh1TWxkbjVGV1ByRXJuVy92Wnp6WEtWUmZ1N1lORkRkZTFX?=
 =?utf-8?B?b21BN3p3NktSSGIyL3VURVlZS1NhdWdSL0sxVTdtYzA1NEd6UXZRQ2Rhei85?=
 =?utf-8?B?WUNJR1ZFZUxMZWpCR0EwSldxd1d2ajZHQkpRYnhpRWh4bDdURnJOL2FXditj?=
 =?utf-8?B?STBPMmdpQlVHMXhtUTVVSjVOczJNNUtXQkNGYTcwRVN0RXhuMXhubHBMQU5G?=
 =?utf-8?B?WVVZaHVXZ0ZCY1lDbDFFa2xsTWR1VFZ0emNqVWF0bWtpQUQxeGtuaVdhd3U1?=
 =?utf-8?B?MEovYkE5QTZTQnFwZkxnZnE3dkJtOEVYTHRweTBwd3A2WUQ0ZWRmcFhLN29E?=
 =?utf-8?B?aFJMWGFMVEVmR0dtMFpoWkJQdGpmNXRxdk1DaDNPdnV2MWs1TDlTY3krR0NY?=
 =?utf-8?B?VDJxSjZTTVZaUmd0NW12Y0QzNGlHTjArTE5BSHJmTUtEbVU0blh5MnFwNElP?=
 =?utf-8?B?V2ZPUDRsQUI0Yyt3ZE4wbFVkRGtES0hRbUN0algxMmJ2UzczbWNnOUhLY21Y?=
 =?utf-8?B?OVRmNWFaVmFFenczYWpQRzRMRGtTWFlKUlBIN214bDQ0OFh2MlZOby8vTVF4?=
 =?utf-8?B?TmpFQ2pOMGpNeERKSWFwWFh0a0VKbEJhZm93Yjg5UWpKUTFuK3ZUNURkQzRr?=
 =?utf-8?B?QmR6NXdqSXJzSjNOOVg5NkJSOG1rSUJFaTFJekdTU2Nsa25FbmMrd0ErV0F6?=
 =?utf-8?B?MFdhRGlNaFJqbHhsRHFwOVh4ZW1KSDdZayt6RXRERnRMUTVtVXgzT1RoWlht?=
 =?utf-8?B?bEp4d3JUYk5jZ2JBLzJpV0NVaHlUT0hNS3M0eXFmOGcxRzdWbHc3SUNIbHpH?=
 =?utf-8?B?K3pLRlZlUFNoZXZLZDR0ZHJzUnpxdmluUld0UVVwM29nOThOUVpjSHlNSVRr?=
 =?utf-8?B?RTlEeTBmT0ZnWEZkL01XMTM5WGsya2dNcHhPTmhVeGFPa3kxR1dtUTBXSUgx?=
 =?utf-8?B?cFkvQVlpcC85aXdsRzBXUTNTVU9BdE53L3BiTXZiZzYzNUF3aUpjRDM3bnp6?=
 =?utf-8?B?Z0VtbTdRYVhPTFY4MkVpbFArT3VDdzFTUm5BTEhYdnE2NzJvVmVwajQxd0wy?=
 =?utf-8?B?RjVKeElBdmdEVWRzZVFzQm8xRUJnNnF6R0c4Z3JvQ0g2RE8vWXN6NU9MZTFU?=
 =?utf-8?B?cVFkc0F0RHdCOThOUGwyUXhqZXAzNkpJNzB6bllSUytzcHdLYnBIN2JKWHJ2?=
 =?utf-8?B?S01zcTl5NURMcTF1enlXaHUzaW5aenAwZWlJVnp1NHFPRkJsZkFyMzNvTmVC?=
 =?utf-8?B?SEluNW1mdnNpb09lZENaWG5JdHJONHMwdUp2Q1VSZ3lsNHVtSVUrOXYvMjBz?=
 =?utf-8?B?RS9JNjQ4MlByYWJ5MHpLdThpTC9LWkUydFJvRjh3bWhRMmVweXhwZUJlQ0hB?=
 =?utf-8?B?VXVKREZoazVwNENuVHVnR0grU2lMa01yQkFUQ2lhVms3ZXpqQmZPNHVWNXZp?=
 =?utf-8?B?U3kwSytyUHRaV3I1R0pEYzhMdFRxYkkxSDZnL0dzOU1Mbk9vRmpzN2xLaW10?=
 =?utf-8?B?Sy9oK1RXdmpQSnNsNXI1V1FBV0M1SFFSTy9nU3YxbnVhMzVXbWlBVnhKWFF2?=
 =?utf-8?B?VGc9PQ==?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <D666D9B01B507B48AF3B26E392CB015E@namprd12.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: synopsys.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: BYAPR12MB4791.namprd12.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 6916776b-99a2-4217-c448-08da84a4d3fa
X-MS-Exchange-CrossTenant-originalarrivaltime: 23 Aug 2022 01:14:29.1807
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: c33c9f88-1eb7-4099-9700-16013fd9e8aa
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: XBKkyD7JKEX9R5LlOgPd4AoyMKd+ZlxNy+t69uohyOvLSv9BfUAPaM20jk+zQJyUGNc+Eeethd+9qt3nryUEug==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR12MB3298
X-Proofpoint-GUID: 8ClpNd59aTmQmrRcs7BCVi_W3vXOjpn6
X-Proofpoint-ORIG-GUID: 8ClpNd59aTmQmrRcs7BCVi_W3vXOjpn6
X-Proofpoint-Virus-Version: vendor=baseguard
 engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.517,FMLib:17.11.122.1
 definitions=2022-08-22_16,2022-08-22_02,2022-06-22_01
X-Proofpoint-Spam-Details: rule=outbound_active_cloned_notspam policy=outbound_active_cloned score=0
 mlxscore=0 bulkscore=0 malwarescore=0 priorityscore=1501 adultscore=0
 lowpriorityscore=0 suspectscore=0 clxscore=1015 impostorscore=0
 spamscore=0 mlxlogscore=853 phishscore=0 classifier=spam adjust=0
 reason=mlx scancount=1 engine=8.12.0-2207270000
 definitions=main-2208230003
X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_NONE,
        T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
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