From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 519CB3EE for ; Sat, 21 Oct 2017 18:51:45 +0000 (UTC) Received: from esa3.hgst.iphmx.com (esa3.hgst.iphmx.com [216.71.153.141]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 84A594EB for ; Sat, 21 Oct 2017 18:51:44 +0000 (UTC) From: Bart Van Assche To: "ksummit-discuss@lists.linuxfoundation.org" , "rjw@rjwysocki.net" Date: Sat, 21 Oct 2017 18:51:41 +0000 Message-ID: <1508611900.9251.17.camel@wdc.com> References: <1647817.aU4A16bmHW@aspire.rjw.lan> In-Reply-To: <1647817.aU4A16bmHW@aspire.rjw.lan> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Cc: "gregkh@linuxfoundation.org" Subject: Re: [Ksummit-discuss] [TECH TOPIC] Device power management during system-wide PM transitions List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , T24gV2VkLCAyMDE3LTEwLTE4IGF0IDEzOjE3ICswMjAwLCBSYWZhZWwgSi4gV3lzb2NraSB3cm90 ZToNCj4gSWYgdGhpcyBpc24ndCB0b28gbGF0ZSwgSSdkIGxpa2UgdG8gcHV0IGEgUE0gdG9waWMg b24gdGhlIGFnZW5kYS4NCj4gDQo+IE9uZSBwcm9ibGVtIGJhc2ljYWxseSBpcyB0aGF0IHJ1bnRp bWUgUE0gaW50ZXJhY3RzIHdpdGggc3lzdGVtLXdpZGUgUE0gZm9yDQo+IGRldmljZXMgaW4gd2F5 cyB0aGF0IG5lZWQgdG8gYmUgdGFrZW4gY2FyZSBvZi4gIFRoZSBtb3N0IGNvbW1vbiBwYXR0ZXJu cyBhcmU6DQo+IA0KPiAtIFdoYXQgaWYgYSBkZXZpY2UgaXMgaW4gcnVudGltZSBzdXNwZW5kIGJl Zm9yZSBzeXN0ZW0gc3VzcGVuZD8gIENhbiBpdA0KPiAgIHJlbWFpbiBzdXNwZW5kZWQgYW5kIHVu ZGVyIHdoYXQgY29uZGl0aW9ucyBpZiBzbz8NCj4gDQo+IC0gQ2FuIGRldmljZXMgYmUgbGVmdCBp biBzdXNwZW5kIHdoZW4gdGhlIHN5c3RlbSBpcyByZXN1bWluZyBmcm9tDQo+ICAgc3lzdGVtLXdp ZGUgc3VzcGVuZD8NCj4gDQo+IC0gQ2FuIGRyaXZlciBydW50aW1lIFBNIGNhbGxiYWNrcyBiZSB1 c2VkIGZvciBzeXN0ZW0td2lkZSBQTSB0b28gYW5kIHRvDQo+ICAgd2hhdCBleHRlbnQ/ICBJZiB0 aGV5IGNhbiwgaG93IHRvIG1ha2UgdGhhdCBoYXBwZW4/DQo+IA0KPiBXZSBoYXZlIHRyaWVkIHRv IGFkZHJlc3MgdGhlc2UgcG9pbnRzIGluIGEgY291cGxlIG9mIGRpZmZlcmVudCB3YXlzIHNvDQo+ IGZhciwgYnV0IG5vbmUgb2YgdGhlbSBpcyB1bml2ZXJzYWwgZW5vdWdoLiAgTW9yZW92ZXIsIG9u ZSBhcHByb2FjaCBpcw0KPiBtb3N0bHkgZm9yIHN5c3RlbXMgd2l0aCBQQ0kvQUNQSSBhbmQgdGhl IG90aGVyIG9uZSBpcyB1c2VkIG9uIHN5c3RlbXMNCj4gd2l0aG91dCB0aG9zZSBhbmQgdGhleSBi b3RoIGFyZSBub3QgY29tcGF0aWJsZS4gIFRoYXQgc29ydCBvZiBkaWRuJ3QNCj4gbWF0dGVyIHVu dGlsIElQIGJsb2NrIHNoYXJpbmcgYmV0d2VlbiB2ZW5kb3JzIGxlZCB0byBzaXR1YXRpb25zIGlu DQo+IHdoaWNoIG9uZSBhbmQgdGhlIHNhbWUgZHJpdmVyIGlzIGV4cGVjdGVkIHRvIHdvcmsgaW4g Ym90aCBlbnZpcm9ubWVudHMuDQo+IA0KPiBJdCB3b3VsZCBiZSBnb29kIHRvIGhhdmUgYSBjb21t b24gYXBwcm9hY2ggYW5kIElNTyBpdCBzaG91bGQgYmUgYmFzZWQgb24NCj4gY2hhbmdpbmcgdGhl IFBNIGNvcmUgdG8gaGVscCBhZGRyZXNzIHRoZSBtb3N0IGNvbW1vbiBjYXNlcywgc28gSSBwb3N0 ZWQNCj4gYSBzZXQgb2YgcGF0Y2hlcyB0byB0aGF0IGVuZDoNCj4gDQo+IGh0dHBzOi8vbWFyYy5p bmZvLz9sPWxpbnV4LWtlcm5lbCZtPTE1MDgxMTgyMjQwNTIwNiZ3PTINCj4gDQo+IGFuZCBJJ2Qg bGlrZSB0byBoYXZlIGEgZGlzY3Vzc2lvbiByZWdhcmRpbmcgdGhhdCBhbmQgaXQgc3BhbnMgbWFu eQ0KPiBkaWZmZXJlbnQgc3Vic3lzdGVtcyBwb3RlbnRpYWxseSwgc28gdGhlIEtTIHNlZW1zIHRv IGJlIHRoZSByaWdodCB2ZW51ZQ0KPiBmb3IgdGhhdCBkaXNjdXNzaW9uIHRvIGhhcHBlbi4NCj4g DQo+IFRoZSBzZWNvbmQgaXNzdWUgaXMgdGhhdCBzb21lIGJ1cyB0eXBlcyBhbmQgcXVpdGUgYSBm ZXcgZHJpdmVycyBzdGlsbCB1c2UNCj4gbGVnYWN5IHBvd2VyIG1hbmFnZW1lbnQgY2FsbGJhY2tz IGFuZCBJJ2QgbGlrZSB0byBnZXQgcmlkIG9mIHRob3NlIGF0IGxhc3QsDQo+IGZpcnN0IGZyb20g dGhlIGJ1cyB0eXBlcyBhbmQgdGhlbiBmcm9tIGRyaXZlcnMgdG9vLiAgVGhhdCdzIG1vcmUgb2Yg YQ0KPiBoZWFkcy11cCB0aGluZywgYnV0IGFsc28gcG9zc2libHkgdG91Y2hlcyBtdWx0aXBsZSBw bGFjZXMsIHNvIHNob3VsZCBiZQ0KPiBzdWl0YWJsZSBmb3IgYSBLUyBzZXNzaW9uIGFzIHdlbGwu DQoNCkhlbGxvIFJhZmFlbCwNCg0KSG93IGFib3V0IGFkZGluZyBvcmRlcmx5IGZyZWV6aW5nIG9m IHRoZSBzdG9yYWdlIHN0YWNrIHRvIHRoZSBsaXN0IG9mIGl0ZW1zDQp0byBkaXNjdXNzPyBTb21l IHBlb3BsZSB1c2UgdGhlIG1kIFJBSUQxIGRyaXZlciBvbiB0aGVpciBsYXB0b3AgYW5kIHJ1biBh DQpmaWxlc3lzdGVtIG9uIHRvcCBvZiB0aGUgbWQgUkFJRDEgZHJpdmVyLiBCb3RoIHRoZSBYRlMg ZmlsZXN5c3RlbSBhbmQgdGhlIG1kDQpSQUlEMSBkcml2ZXIgY3JlYXRlIGtlcm5lbCB0aHJlYWRz LiBGcmVlemluZyBvZiBrZXJuZWwgdGhyZWFkcyBkb2VzIG5vdCB5ZXQNCmhhcHBlbiBpbiBhIHRv cC1kb3duIG9yZGVyIGNvbXBhcmVkIHRvIHRoZSBvcmRlciBpbiB3aGljaCBzdG9yYWdlIGRyaXZl cnMNCmFuZCBmaWxlc3lzdGVtcyBoYXZlIGJlZW4gc3RhY2tlZC4gRG8geW91IHRoaW5rIHRoaXMg c2hvdWxkIGJlIGRpc2N1c3NlZA0KZHVyaW5nIHRoZSBLUyB0aW1lIHNsb3QgYWJvdXQgUE0/DQoN CkZvciBhIHJlbGF0ZWQgZGlzY3Vzc2lvbiwgc2VlIGFsc28gTHVpcyBSLiBSb2RyaWd1ZXosIFtS RkMgMC81XSBmczogcmVwbGFjZQ0Ka3RocmVhZCBmcmVlemluZyB3aXRoIGZpbGVzeXN0ZW0gZnJl ZXplL3RoYXcsIDMgT2N0b2JlciAyMDE3DQooaHR0cHM6Ly9sa21sLm9yZy9sa21sLzIwMTcvMTAv My84MjEpLg0KDQpUaGFua3MsDQoNCkJhcnQu