From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leonard Crestez Subject: Re: [RFC 0/7] cpuidle: Add poking mechanism to support non-IPI wakeup Date: Wed, 27 Mar 2019 17:00:28 +0000 Message-ID: References: <1553692845-20983-1-git-send-email-abel.vesa@nxp.com> <1553701479.2561.38.camel@pengutronix.de> <564216aa-1144-71de-e887-00c58f466bf5@arm.com> <1553702767.2561.40.camel@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1553702767.2561.40.camel@pengutronix.de> Content-Language: en-US Content-ID: Sender: linux-kernel-owner@vger.kernel.org To: "l.stach@pengutronix.de" , "marc.zyngier@arm.com" , Richard Zhu Cc: Fabio Estevam , Cosmin Samoila , Robin Gong , Mircea Pop , Daniel Baluta , "catalin.marinas@arm.com" , Aisheng Dong , "shawnguo@kernel.org" , Robert Chiras , Anson Huang , Jun Li , Abel Vesa , "robh@kernel.org" , Zening Wang , dl-linux-imx , BOUGH CHEN , Horia Geanta , Leonard Crestez , Peter Chen , Joakim Zhang r List-Id: linux-pm@vger.kernel.org T24gV2VkLCAyMDE5LTAzLTI3IGF0IDE3OjA2ICswMTAwLCBMdWNhcyBTdGFjaCB3cm90ZToNCj4g QW0gTWl0dHdvY2gsIGRlbiAyNy4wMy4yMDE5LCAxNTo1NyArMDAwMCBzY2hyaWViIE1hcmMgWnlu Z2llcjoNCj4gPiBPbiAyNy8wMy8yMDE5IDE1OjQ0LCBMdWNhcyBTdGFjaCB3cm90ZToNCj4gPiA+ IEFtIE1pdHR3b2NoLCBkZW4gMjcuMDMuMjAxOSwgMTM6MjEgKzAwMDAgc2NocmllYiBBYmVsIFZl c2E6DQo+ID4gPiA+IFRoaXMgd29yayBpcyBhIHdvcmthcm91bmQgSSdtIGxvb2tpbmcgaW50byAo bW9yZSBhcyBhIGJhY2tncm91bmQgdGFzaykNCj4gPiA+ID4gaW4gb3JkZXIgdG8gYWRkIHN1cHBv cnQgZm9yIGNwdWlkbGUgb24gaS5NWDhNUSBiYXNlZCBwbGF0Zm9ybXMuDQo+ID4gPiA+IA0KPiA+ ID4gPiBUaGUgbWFpbiBpZGVhIGhlcmUgaXMgZ2V0dGluZyBhcm91bmQgdGhlIG1pc3NpbmcgR0lD IHdha2VfcmVxdWVzdCBzaWduYWwNCj4gPiA+ID4gKGR1ZSB0byBpbnRlZ3JhdGlvbiBkZXNpZ24g aXNzdWUpIGJ5IHdha2luZyB1cCBhIGVhY2ggaW5kaXZpZHVhbCBjb3JlIHRocm91Z2gNCj4gPiA+ ID4gc29tZSBkZWRpY2F0ZWQgU1cgcG93ZXItdXAgYml0cyBpbnNpZGUgdGhlIHBvd2VyIGNvbnRy b2xsZXIgKEdQQykgcmlnaHQgYmVmb3JlDQo+ID4gPiA+IGV2ZXJ5IElQSSBpcyByZXF1ZXN0ZWQg Zm9yIHRoYXQgZWFjaCBpbmRpdmlkdWFsIGNvcmUuDQo+ID4gPiANCj4gPiA+IEp1c3QgYSBnZW5l cmFsIGNvbW1lbnQsIHdpdGhvdXQgZ29pbmcgaW50byB0aGUgZGV0YWlscyBvZiB0aGlzIHNlcmll czoNCj4gPiA+IHRoaXMgaXNzdWUgaXMgbm90IG9ubHkgYWZmZWN0aW5nIElQSXMsIGJ1dCBhbHNv IE1TSXMgdGVybWluYXRlZCBhdCB0aGUNCj4gPiA+IEdJQy4gQ3VycmVudGx5IE1TSXMgYXJlIHRl cm1pbmF0ZWQgYXQgdGhlIFBDSWUgY29yZSwgYnV0IHRlcm1pbmF0aW5nDQo+ID4gPiB0aGVtIGF0 IHRoZSBHSUMgaXMgY2xlYXJseSBwcmVmZXJhYmxlLCBhcyB0aGlzIGFsbG93cyBhc3NpZ25pbmcg Q1BVDQo+ID4gPiBhZmZpbml0eSB0byBpbmRpdmlkdWFsIE1TSXMgYW5kIGxvd2VycyBJUlEgc2Vy dmljZSBvdmVyaGVhZC4NCj4gPiA+IA0KPiA+ID4gSSdtIG5vdCBzdXJlIHdoYXQgdGhlIGNvbnNl cXVlbmNlcyBhcmUgZm9yIHVwc3RyZWFtIExpbnV4IHN1cHBvcnQgeWV0LA0KPiA+ID4gYnV0IHdl IHNob3VsZCBrZWVwIGluIG1pbmQgdGhhdCBoYXZpbmcgYSB3b3JrYXJvdW5kIGZvciBJUElzIGlz IG9ubHkNCj4gPiA+IHNvbHZpbmcgcGFydCBvZiB0aGUgaXNzdWUuDQo+ID4gDQo+ID4gSWYgdGhp cyBlcnJhdHVtIGlzIGFmZmVjdGluZyBtb3JlIHRoYW4ganVzdCBJUElzLCB0aGVuIGluZGVlZCBJ IGRvbid0DQo+ID4gc2VlIGhvdyB0aGlzIHBhdGNoIHNlcmllcyBzb2x2ZXMgYW55dGhpbmcuDQo+ ID4gDQo+ID4gQnV0IHRoZSBlcnJhdHVtIGRvY3VtZW50YXRpb24gc2VlbXMgdG8gaW1wbHkgdGhh dCBvbmx5IFNHSXMgYXJlDQo+ID4gYWZmZWN0ZWQsIGFuZCBnb2VzIGFzIGZhciBhcyBzdWdnZXN0 aW5nIHRvIHVzZSBhbiBleHRlcm5hbCBpbnRlcnJ1cHQNCj4gPiB3b3VsZCBzb2x2ZSBpdC4gSG93 IGNvbWVzIHRoaXMgaXMgbm90IHRoZSBjYXNlPyBPciBpcyBpdCB0aGF0IGFueXRoaW5nDQo+ID4g ZGlyZWN0bHkgcm91dGVkIHRvIGEgcmVkaXN0cmlidXRvciBpcyBhbHNvIGFmZmVjdGVkPyBUaGlz IHdvdWxkIGJyZWFrDQo+ID4gTFBJcyAoYW5kIHRodXMgTVNJcykgYW5kIFBQSXMgKHRoZSBDUFUg dGltZXIsIGFtb25nIG90aGVycykuDQo+ID4gDQo+ID4gV2hhdCBpcyB0aGUgKmV4YWN0KiBzdGF0 dXMgb2YgdGhpcyB0aGluZz8gSSBoYXZlIHRoZSB1Z2x5IGZlZWxpbmcgdGhhdA0KPiA+IHRoZSB0 cnVlIHdvcmthcm91bmQgaXMganVzdCB0byBkaXNhYmxlIGNwdWlkbGUuDQo+IA0KPiBBcyBmYXIg YXMgSSB1bmRlcnN0YW5kIHRoZSBlcnJhdHVtLCB0aGUgYmFzaWMgaXNzdWUgaXMgdGhhdCB0aGUg R0lDDQo+IHdha2VfcmVxdWVzdCBzaWduYWxzIGFyZSBub3QgY29ubmVjdGVkIHRvIHRoZSBHUEMg KHRoZSBDUFUvcGVyaXBoZXJhbA0KPiBwb3dlciBzZXF1ZW5jZXIpLiBUaGUgU1BJcyBhcmUgcm91 dGVkIHRocm91Z2ggdGhlIEdQQyBhbmQgdGh1cyBhcmUNCj4gdmlzaWJsZSBhcyB3YWtldXAgc291 cmNlcywgd2hpY2ggaXMgd2h5IHRoZSB3b3JrYXJvdW5kIG9mIHVzaW5nIGFuDQo+IGV4dGVybmFs IFNQSSBhcyB3YWtldXAgdHJpZ2dlciBmb3IgdGhlIElQSSB3b3Jrcy4NCg0KV2UgaGFkIGEga2Vy bmVsIHdvcmthcm91bmQgZm9yIElQSXMgaW4gb3VyIGludGVybmFsIHRyZWUgZm9yIGEgbG9uZw0K dGltZSBhbmQgSSBkb24ndCB0aGluayB3ZSBkbyBhbnl0aGluZyBzcGVjaWFsIGZvciBQQ0kuIERv ZXMgUENJIE1TSQ0KcmVhbGx5IGJ5cGFzcyB0aGUgR1BDIG9uIDhtcT8NCg0KQWRkaW5nIFJpY2hh cmQvSmFja3ksIHRoZXkgbWlnaHQga25vdyBhYm91dCB0aGlzLg0KDQpUaGlzIHNlZW1zIGxpa2Ug c29tZXRoaW5nIG9mIGEgY29ybmVyIGNhc2UgdG8gbWUsIGRvbid0IG1hbnkgaW14IGJvYXJkcw0K c2hpcCB3aXRob3V0IFBDSTsgZXNwZWNpYWxseSBmb3IgbG93LXBvd2VyIHNjZW5hcmlvcz8gSWYg cmVxdWlyZWQgaXQNCm1pZ2h0IGJlIHJlYXNvbmFibGUgdG8gYWRkIGFuIGFkZGl0aW9uYWwgd29y a2Fyb3VuZCB0byBkaXNhYmxlIGFsbA0KY3B1aWRsZSBpZiBwY2kgbXNpcyBhcmUgdXNlZC4NCg0K LS0NClJlZ2FyZHMsDQpMZW9uYXJkDQo=