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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 C7D20C4727C for ; Tue, 29 Sep 2020 16:10:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 70CFB207F7 for ; Tue, 29 Sep 2020 16:10:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729158AbgI2QK6 (ORCPT ); Tue, 29 Sep 2020 12:10:58 -0400 Received: from smtp.asem.it ([151.1.184.197]:59429 "EHLO smtp.asem.it" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725497AbgI2QK5 (ORCPT ); Tue, 29 Sep 2020 12:10:57 -0400 Received: from webmail.asem.it by asem.it (smtp.asem.it) (SecurityGateway 6.5.2) with ESMTP id SG000512599.MSG for ; Tue, 29 Sep 2020 18:10:54 +0200S Received: from ASAS044.asem.intra (172.16.16.44) by ASAS044.asem.intra (172.16.16.44) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 29 Sep 2020 18:10:52 +0200 Received: from ASAS044.asem.intra ([::1]) by ASAS044.asem.intra ([::1]) with mapi id 15.01.1979.003; Tue, 29 Sep 2020 18:10:52 +0200 From: Flavio Suligoi To: Bartosz Golaszewski , Andy Shevchenko CC: "linux-gpio@vger.kernel.org" , "linux-acpi@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: RE: How to use an ACPI declared GPIO in a userspace ... Thread-Topic: How to use an ACPI declared GPIO in a userspace ... Thread-Index: AdaWdniTedAZ6+9wQdyYYgE5sQ27yP//4UoA///YULA= Date: Tue, 29 Sep 2020 16:10:52 +0000 Message-ID: <43a2499484c2435eae63fe372f9b7b17@asem.it> References: <9152bb8be33e4192a7766eb53c6ca9af@asem.it> In-Reply-To: Accept-Language: it-IT, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [172.16.17.208] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-SGHeloLookup-Result: pass smtp.helo=webmail.asem.it (ip=172.16.16.44) X-SGSPF-Result: none (smtp.asem.it) X-SGOP-RefID: str=0001.0A090210.5F735C8D.001A,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0 (_st=1 _vt=0 _iwf=0) Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org SGkgQmFydG9zeiwNCg0KPiA+IEkgbmVlZCB0byBleHBvc2UgdG8gdGhlIHVzZXJzcGFjZSBhIEdQ SU8sIHBoeXNpY2FsbHkgY29ubmVjdGVkIHRvIGENCj4gYm9hcmQNCj4gPiBwdXNoLWJ1dHRvbi4g VGhpcyBHUElPIG11c3QgZXhwb3NlIGEgcHJlLWRlZmluZWQgbmFtZSwgc3VjaCBhcw0KPiA+ICJ1 c2VyLXB1c2gtYnV0dG9uIiwgc28gdGhhdCB0aGUgdXNlcnNwYWNlIGFwcGxpY2F0aW9ucyBjYW4g dXNlIGl0DQo+IHdpdGhvdXQNCj4gPiBrbm93IGFueSBwaHlzaWNhbCBHUElPIGRldGFpbHMuDQo+ ID4NCj4gPiBJIGNhbiBjdXN0b21pemUgdGhlIGJvYXJkIEJJT1MgYW5kIHNvIG15IGdvYWwgaXMg dG8gYWRkIGFuIEFDUEkgdGFibGUNCj4gd2l0aA0KPiA+IGEgY29udGVudCBsaWtlIHRoaXM6DQo+ ID4NCj4gPiAuLi4NCj4gPiBTY29wZSAoXF9TQi5HUE8xKQ0KPiA+ICAgICAgICAgew0KPiA+ICAg ICAgICAgICAgICAgICBEZXZpY2UgKEJUTlMpDQo+ID4gICAgICAgICAgICAgICAgIHsNCj4gPiAg ICAgICAgICAgICAgICAgICAgICAgICBOYW1lIChfSElELCAiUFJQMDAwMSIpDQo+ID4gICAgICAg ICAgICAgICAgICAgICAgICAgTmFtZSAoX0RETiwgIkdQSU8gYnV0dG9ucyBkZXZpY2UiKQ0KPiA+ DQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgTmFtZSAoX0NSUywgUmVzb3VyY2VUZW1wbGF0 ZSAoKQ0KPiA+ICAgICAgICAgICAgICAgICAgICAgICAgIHsNCj4gPiAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgIEdwaW9JbyAoDQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICBFeGNsdXNpdmUsICAgICAgICAgICAgICAgLy8gTm90IHNoYXJlZA0KPiA+ICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgUHVsbE5vbmUsICAgICAgICAgICAgICAgIC8vIE5vIG5l ZWQgZm9yDQo+IHB1bGxzDQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAwLCAg ICAgICAgICAgICAgICAgICAgICAgLy8gRGVib3VuY2UNCj4gdGltZW91dA0KPiA+ICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgMCwgICAgICAgICAgICAgICAgICAgICAgIC8vIERyaXZl DQo+IHN0cmVuZ3RoDQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBJb1Jlc3Ry aWN0aW9uSW5wdXRPbmx5LCAgLy8gT25seSB1c2VkIGFzDQo+IGlucHV0DQo+ID4gICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAiXFxfU0IuR1BPMSIsICAgICAgICAgICAgLy8gR1BJTw0K PiBjb250cm9sbGVyDQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAwLCBSZXNv dXJjZUNvbnN1bWVyLCAsICkgLy8gTXVzdCBiZSAwDQo+ID4gICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICB7DQo+ID4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg IDI1LCAgICAgICAgICAgICAgLy8gR1BJTyBudW1iZXINCj4gPiAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgIH0NCj4gPiAuLi4NCj4gPg0KPiA+IEkga25vdyB0aGF0IHRoaXMgR1BJTyBj YW4gYmUgdXNlZCBmcm9tIG90aGVyIGRyaXZlcnMuDQo+ID4gRm9yIGV4YW1wbGUgSSBzdWNjZXNz ZnVsbHkgdGVzdGVkIGl0IHVzaW5nIHRoZSAiZ3Bpby1rZXlzIiBkZXZpY2UNCj4gZHJpdmVyLA0K PiA+IGdpdmluZyB0byBteSBHUElPIGEga2V5LWNvZGUgYW5kIGVtdWxhdGluZyBpbiB0aGlzIHdh eSBhIGtleWJvYXJkIGtleS4NCj4gPiBUaGlzIGNvdWxkIGJlIGEgcG9zc2libGUgc29sdXRpb24u DQo+ID4NCj4gPiBCdXQgSSBwcmVmZXIgdG8gZXhwb3NlIG15IEdQSU8gYXMgYSBjbGFzc2ljIEdQ SU8sIG5vdCBhcyBhIGtleWJvYXJkIGtleS4NCj4gPg0KPiA+IEkgd2FzIHdvbmRlcmluZyBpZiB0 aGVyZSBpcyBhIGdlbmVyaWMgR1BJTyBkcml2ZXIgdGhhdCBJIGNhbiB1c2UgdG8NCj4gZXhwb3Nl DQo+ID4gdGhpcyBHUElPIHdpdGggaXRzIHByZS1kZWZpbmVkIG5hbWUgKGNhbWluZyBmcm9tIHRo ZSBBQ1BJIHRhYmxlDQo+IGRlY2xhcmF0aW9uKSwNCj4gPiB0byB0aGUgdXNlcnNwYWNlLi4uDQo+ ID4NCj4gPiBCZXN0IHJlZ2FyZHMsDQo+ID4NCj4gPiBGbGF2aW8NCj4gDQo+IEFkZGluZyBBbmR5 IHdobyBrbm93cyBBQ1BJIEdQSU8gd2VsbC4NCj4gDQo+IEluIGdlbmVyYWwsIHRoZSAiZ3Bpby1s aW5lLW5hbWVzIiBwcm9wZXJ0eSBpcyB1c2VkIGZvciB0aGF0IGFuZCBpdCdzDQo+IHN1cHBvcnRl ZCBib3RoIGZvciBkZXZpY2UgdHJlZSBhcyB3ZWxsIGFzIEFDUEksIGFsdGhvdWdoIEkgaGF2ZSBv bmx5DQo+IGV2ZXIgdXNlZCB0aGUgZm9ybWVyLg0KPiANCj4gQmFydG9zeg0KDQpUaGFua3MhIEkn bGwgdHJ5ISEhDQoNCkZsYXZpbw0K