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=-8.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_2 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 E9BA6C433E1 for ; Wed, 3 Jun 2020 13:01:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BA14E20738 for ; Wed, 3 Jun 2020 13:01:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Vm6d7M2i" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725906AbgFCNBa (ORCPT ); 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Wed, 3 Jun 2020 21:01:20 +0800 Received: from [172.21.77.33] (172.21.77.33) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 3 Jun 2020 21:01:22 +0800 Message-ID: <1591189283.23525.67.camel@mtkswgap22> Subject: Re: [PATCH] usb: host: xhci-mtk: avoid runtime suspend when removing hcd From: Macpaul Lin To: Mathias Nyman CC: Chunfeng Yun , Mathias Nyman , Greg Kroah-Hartman , Matthias Brugger , Mediatek WSD Upstream , Macpaul Lin , , , , Date: Wed, 3 Jun 2020 21:01:23 +0800 In-Reply-To: References: <1590726569-28248-1-git-send-email-macpaul.lin@mediatek.com> Content-Type: text/plain; charset="ISO-8859-1" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org T24gV2VkLCAyMDIwLTA2LTAzIGF0IDE0OjQ3ICswMzAwLCBNYXRoaWFzIE55bWFuIHdyb3RlOg0K PiBPbiAyOS41LjIwMjAgNy4yOSwgTWFjcGF1bCBMaW4gd3JvdGU6DQo+ID4gV2hlbiBydW50aW1l IHN1c3BlbmQgd2FzIGVuYWJsZWQsIHJ1bnRpbWUgc3VzcGVuZCBtaWdodCBoYXBwZW5lZA0KPiA+ IHdoZW4geGhjaSBpcyByZW1vdmluZyBoY2QuIFRoaXMgbWlnaHQgY2F1c2Uga2VybmVsIHBhbmlj IHdoZW4gaGNkDQo+ID4gaGFzIGJlZW4gZnJlZWQgYnV0IHJ1bnRpbWUgcG0gc3VzcGVuZCByZWxh dGVkIGhhbmRsZSBuZWVkIHRvDQo+ID4gcmVmZXJlbmNlIGl0Lg0KPiA+IA0KPiA+IENoYW5nZS1J ZDogSTcwYTVkYzgwMDYyMDdjYWVlY2JhYzY5NTVjZThlNTM0NWRjYzcwZTYNCj4gPiBTaWduZWQt b2ZmLWJ5OiBNYWNwYXVsIExpbiA8bWFjcGF1bC5saW5AbWVkaWF0ZWsuY29tPg0KPiA+IC0tLQ0K PiA+ICBkcml2ZXJzL3VzYi9ob3N0L3hoY2ktbXRrLmMgfCAgICA1ICsrKy0tDQo+ID4gIDEgZmls ZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pDQo+ID4gDQo+ID4gZGlm ZiAtLWdpdCBhL2RyaXZlcnMvdXNiL2hvc3QveGhjaS1tdGsuYyBiL2RyaXZlcnMvdXNiL2hvc3Qv eGhjaS1tdGsuYw0KPiA+IGluZGV4IGJmYmRiM2MuLjY0MWQyNGUgMTAwNjQ0DQo+ID4gLS0tIGEv ZHJpdmVycy91c2IvaG9zdC94aGNpLW10ay5jDQo+ID4gKysrIGIvZHJpdmVycy91c2IvaG9zdC94 aGNpLW10ay5jDQo+ID4gQEAgLTU4Nyw2ICs1ODcsOSBAQCBzdGF0aWMgaW50IHhoY2lfbXRrX3Jl bW92ZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNlICpkZXYpDQo+ID4gIAlzdHJ1Y3QgeGhjaV9oY2QJ KnhoY2kgPSBoY2RfdG9feGhjaShoY2QpOw0KPiA+ICAJc3RydWN0IHVzYl9oY2QgICpzaGFyZWRf aGNkID0geGhjaS0+c2hhcmVkX2hjZDsNCj4gPiAgDQo+ID4gKwlwbV9ydW50aW1lX3B1dF9zeW5j KCZkZXYtPmRldik7DQo+IA0KPiBNaWdodCBydW50aW1lIHN1c3BlbmQgaGVyZS4NCj4gSXQncyBh IGxvdCBiZXR0ZXIgdGhhbiBiZWZvcmUsIG5vIHBhbmljIGFzIGhjZCBpc24ndCByZWxlYXNlZCwg YnV0IGEgYml0IHVubmVjZXNzYXJ5Lg0KPiANCj4gaG93IGFib3V0IHRoaXMgc2VxdWVuY2UgaW5z dGVhZDoNCj4gcG1fcnVudGltZV9kaXNhYmxlKCkNCj4gcG1fcnVudGltZV9wdXRfbm9pZGxlKCkN Cj4gDQo+ID4gKwlwbV9ydW50aW1lX2Rpc2FibGUoJmRldi0+ZGV2KTsNCj4gPiArDQo+IA0KPiAt TWF0aGlhcw0KDQpUaGFua3MgZm9yIHlvdXIgc3VnZ2VzdGlvbiENCldpbGwgaXQgYmV0dGVyIHRv IHB1dCBubyBpZGxlIGJlZm9yZSBkaXNhYmxlPyANCnBtX3J1bnRpbWVfcHV0X25vaWRsZSgpDQpw bV9ydW50aW1lX2Rpc2FibGUoKQ0KDQpJJ3ZlIGZvdW5kIHBtX3J1bnRpbWVfcHV0X25vaWRsZSBp cyBjYWxsZWQgaW4gcG1fcnVudGltZV9kaXNhYmxlKCkgd2hlbg0KdGhlcmUgaXMgYSBwZW5kaW5n IHJlcXVlc3QuDQoNCkkgd2lsbCBzZW5kIHBhdGNoIHYzIGFzIG5vaWRsZSgpIGNhbGxlZCBlYXJs aWVyIHRoYW4gZGlzYWJsZSgpLiBQbGVhc2UNCmhlbHAgdG8gY29tbWVudCBpdCBpZiBkaXNhYmxl KCkgc2hvdWxkIGdvIGJlZm9yZS4NCg0KVGhhbmtzIQ0KTWFjcGF1bCBMaW4gDQo=