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=-6.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 BDD85C04A6B for ; Fri, 10 May 2019 16:16:18 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8F1D1217F5 for ; Fri, 10 May 2019 16:16:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="HiVgl9rk"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=st.com header.i=@st.com header.b="MGfhAQOV" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8F1D1217F5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Content-ID:In-Reply-To: References:Message-ID:Date:Subject:To:From:Reply-To:Cc:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=O4R4ui8bHBJjSLfXD85c2DJbhpsRRZB5VC346sbBmbs=; b=HiVgl9rkPaSa1I CznITxxWsEkHJuYjniKLd/QMUY0dR2ydjSf5lbLNTg0qX6M4y2HcumZC2fEqJ4VBq560SzXbcGiZo N9bC7lNc0qAZwoYAvN77ccWSuXcogxD1vF/nuGEZaTP19Qn1Lt7ouHENBN5072/2nLTVLxFF/3zA0 ApEzbcFqhqWJoaAPIXv+cNjKfmJEf+FakSA7d0XOT3z0LBxZXvkfMooUiLXzEb5twsKRD0smi6L+L g3zR1oDb1C7HKT1ccMdUoHDtHeQMBB18ALxcpJg8hM75rz+ftb8R+Hl1e/7JQwP4HkNuG3OWQyFA9 a+xze/MTjIBSJPP2I99g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hP8C0-0000Ng-8I; Fri, 10 May 2019 16:16:16 +0000 Received: from mx07-00178001.pphosted.com ([62.209.51.94]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hP8Bw-0000NB-L1 for linux-arm-kernel@lists.infradead.org; Fri, 10 May 2019 16:16:14 +0000 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x4AGG1vF013669; Fri, 10 May 2019 18:16:04 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : subject : date : message-id : references : in-reply-to : content-type : content-id : content-transfer-encoding : mime-version; s=STMicroelectronics; bh=VgtnuczJ1VmEjL9KLhjBtAnoPvF5YkL+okHlKHHm4to=; b=MGfhAQOV2XXPRgLMuLH/RPOFmgOifRmtDA4T9In4bAMbSqfzChq06IDno6qhwPDW6yQX zC1AowlCXz6I/k7jlnSiWsY92OIZU7POUB5whJf+Sl4JoEnStdmNOY/dmzZKd+4JvdWr I2eSU7zrvnRe5RLq9p6VgE1L6GgI1SzCE7vCMwGQEr0CuYAhFzJdm/9/YNswsoJQwAV5 y9YwRlo+CQt1ZfLU5URQM1BYn5vuE96OgOMSZ5YE61PIPxVcHXkDHGyJ0j4LWKhE3hNx R18OMgZ020HEzQ7ldhkEHlUmO+mdeWrkmN52B+E/kibgEQ+hjMRrFqIfPjnbkkbnU8X8 xA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2scdjpa383-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 10 May 2019 18:16:04 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 778EF31; Fri, 10 May 2019 16:16:03 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag3node2.st.com [10.75.127.8]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 4753B2BF8; Fri, 10 May 2019 16:16:03 +0000 (GMT) Received: from SFHDAG6NODE3.st.com (10.75.127.18) by SFHDAG3NODE2.st.com (10.75.127.8) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Fri, 10 May 2019 18:16:02 +0200 Received: from SFHDAG6NODE3.st.com ([fe80::d04:5337:ab17:b6f6]) by SFHDAG6NODE3.st.com ([fe80::d04:5337:ab17:b6f6%20]) with mapi id 15.00.1347.000; Fri, 10 May 2019 18:16:02 +0200 From: Philippe CORNU To: Yannick FERTRE , Benjamin GAIGNARD , Vincent ABRIOU , "David Airlie" , Daniel Vetter , Rob Herring , Mark Rutland , Maxime Coquelin , Alexandre TORGUE , "dri-devel@lists.freedesktop.org" , "devicetree@vger.kernel.org" , "linux-stm32@st-md-mailman.stormreply.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v2 2/3] drm/stm: dsi: add support of an optional regulator Thread-Topic: [PATCH v2 2/3] drm/stm: dsi: add support of an optional regulator Thread-Index: AQHVBzuGk3zmpKD8A0icC0w7qYlN5KZkZ1OA Date: Fri, 10 May 2019 16:16:02 +0000 Message-ID: References: <1557498023-10766-1-git-send-email-yannick.fertre@st.com> <1557498023-10766-3-git-send-email-yannick.fertre@st.com> In-Reply-To: <1557498023-10766-3-git-send-email-yannick.fertre@st.com> Accept-Language: fr-FR, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.75.127.47] Content-ID: <6368CA83FD8CB247814CFB2B3460EB0C@st.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-05-09_02:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190510_091613_022464_3A0A741D X-CRM114-Status: GOOD ( 24.46 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org RGVhciBZYW5uaWNrLA0KVGhhbmsgeW91IGZvciB5b3VyIHBhdGNoLA0KDQpJIGxpa2UgYmV0dGVy IHRoZSBuZXcgc2hvcnRlciBjb21taXQgaGVhZGluZywgdGhhbmsgeW91Lg0KDQoNCk9uIDUvMTAv MTkgNDoyMCBQTSwgWWFubmljayBGZXJ0csOpIHdyb3RlOg0KPiBBZGQgc3VwcG9ydCBvZiBhbiBv cHRpb25hbCByZWd1bGF0b3IgZm9yIHRoZSBwaHkgcGFydCBvZiB0aGUgRFNJDQo+IGNvbnRyb2xs ZXIuDQo+IA0KPiBTaWduZWQtb2ZmLWJ5OiBZYW5uaWNrIEZlcnRyw6kgPHlhbm5pY2suZmVydHJl QHN0LmNvbT4NCj4gLS0tDQo+ICAgZHJpdmVycy9ncHUvZHJtL3N0bS9kd19taXBpX2RzaS1zdG0u YyB8IDQ1ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKy0tLS0tDQo+ICAgMSBmaWxlIGNo YW5nZWQsIDM5IGluc2VydGlvbnMoKyksIDYgZGVsZXRpb25zKC0pDQo+IA0KPiBkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL3N0bS9kd19taXBpX2RzaS1zdG0uYyBiL2RyaXZlcnMvZ3B1L2Ry bS9zdG0vZHdfbWlwaV9kc2ktc3RtLmMNCj4gaW5kZXggMWJlZjczZS4uMjJiZDA5NSAxMDA2NDQN Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL3N0bS9kd19taXBpX2RzaS1zdG0uYw0KPiArKysgYi9k cml2ZXJzL2dwdS9kcm0vc3RtL2R3X21pcGlfZHNpLXN0bS5jDQo+IEBAIC05LDYgKzksNyBAQA0K PiAgICNpbmNsdWRlIDxsaW51eC9jbGsuaD4NCj4gICAjaW5jbHVkZSA8bGludXgvaW9wb2xsLmg+ DQo+ICAgI2luY2x1ZGUgPGxpbnV4L21vZHVsZS5oPg0KPiArI2luY2x1ZGUgPGxpbnV4L3JlZ3Vs YXRvci9jb25zdW1lci5oPg0KPiAgICNpbmNsdWRlIDxkcm0vZHJtUC5oPg0KPiAgICNpbmNsdWRl IDxkcm0vZHJtX21pcGlfZHNpLmg+DQo+ICAgI2luY2x1ZGUgPGRybS9icmlkZ2UvZHdfbWlwaV9k c2kuaD4NCj4gQEAgLTc2LDYgKzc3LDcgQEAgc3RydWN0IGR3X21pcGlfZHNpX3N0bSB7DQo+ICAg CXUzMiBod192ZXJzaW9uOw0KPiAgIAlpbnQgbGFuZV9taW5fa2JwczsNCj4gICAJaW50IGxhbmVf bWF4X2ticHM7DQo+ICsJc3RydWN0IHJlZ3VsYXRvciAqdmRkX3N1cHBseTsNCj4gICB9Ow0KPiAg IA0KPiAgIHN0YXRpYyBpbmxpbmUgdm9pZCBkc2lfd3JpdGUoc3RydWN0IGR3X21pcGlfZHNpX3N0 bSAqZHNpLCB1MzIgcmVnLCB1MzIgdmFsKQ0KPiBAQCAtMzE4LDE3ICszMjAsMzEgQEAgc3RhdGlj IGludCBkd19taXBpX2RzaV9zdG1fcHJvYmUoc3RydWN0IHBsYXRmb3JtX2RldmljZSAqcGRldikN Cj4gICAJCXJldHVybiBQVFJfRVJSKGRzaS0+YmFzZSk7DQo+ICAgCX0NCj4gICANCj4gKwlkc2kt PnZkZF9zdXBwbHkgPSBkZXZtX3JlZ3VsYXRvcl9nZXRfb3B0aW9uYWwoZGV2LCAicGh5LWRzaSIp Ow0KPiArCWlmIChJU19FUlIoZHNpLT52ZGRfc3VwcGx5KSkgew0KPiArCQlyZXQgPSBQVFJfRVJS KGRzaS0+dmRkX3N1cHBseSk7DQo+ICsJCWlmIChyZXQgIT0gLUVQUk9CRV9ERUZFUikNCj4gKwkJ CURSTV9FUlJPUigiZmFpbGVkIHRvIHJlcXVlc3QgcmVndWxhdG9yOiAlZFxuIiwgcmV0KTsNCj4g KwkJcmV0dXJuIHJldDsNCj4gKwl9DQo+ICsNCj4gKwlyZXQgPSByZWd1bGF0b3JfZW5hYmxlKGRz aS0+dmRkX3N1cHBseSk7DQo+ICsJaWYgKHJldCkgew0KPiArCQlEUk1fRVJST1IoImZhaWxlZCB0 byBlbmFibGUgcmVndWxhdG9yOiAlZFxuIiwgcmV0KTsNCj4gKwkJcmV0dXJuIHJldDsNCj4gKwl9 DQo+ICsNCj4gICAJZHNpLT5wbGxyZWZfY2xrID0gZGV2bV9jbGtfZ2V0KGRldiwgInJlZiIpOw0K PiAgIAlpZiAoSVNfRVJSKGRzaS0+cGxscmVmX2NsaykpIHsNCj4gICAJCXJldCA9IFBUUl9FUlIo ZHNpLT5wbGxyZWZfY2xrKTsNCj4gLQkJZGV2X2VycihkZXYsICJVbmFibGUgdG8gZ2V0IHBsbCBy ZWZlcmVuY2UgY2xvY2s6ICVkXG4iLCByZXQpOw0KPiAtCQlyZXR1cm4gcmV0Ow0KPiArCQlEUk1f RVJST1IoIlVuYWJsZSB0byBnZXQgcGxsIHJlZmVyZW5jZSBjbG9jazogJWRcbiIsIHJldCk7DQo+ ICsJCWdvdG8gZXJyX2Nsa19nZXQ7DQo+ICAgCX0NCj4gICANCj4gICAJcmV0ID0gY2xrX3ByZXBh cmVfZW5hYmxlKGRzaS0+cGxscmVmX2Nsayk7DQo+ICAgCWlmIChyZXQpIHsNCj4gLQkJZGV2X2Vy cihkZXYsICIlczogRmFpbGVkIHRvIGVuYWJsZSBwbGxyZWZfY2xrXG4iLCBfX2Z1bmNfXyk7DQo+ IC0JCXJldHVybiByZXQ7DQo+ICsJCURSTV9FUlJPUigiJXM6IEZhaWxlZCB0byBlbmFibGUgcGxs cmVmX2Nsa1xuIiwgX19mdW5jX18pOw0KPiArCQlnb3RvIGVycl9jbGtfZ2V0Ow0KPiAgIAl9DQo+ ICAgDQo+ICAgCWR3X21pcGlfZHNpX3N0bV9wbGF0X2RhdGEuYmFzZSA9IGRzaS0+YmFzZTsNCj4g QEAgLTMzOSwxMSArMzU1LDE5IEBAIHN0YXRpYyBpbnQgZHdfbWlwaV9kc2lfc3RtX3Byb2JlKHN0 cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpDQo+ICAgCWRzaS0+ZHNpID0gZHdfbWlwaV9kc2lf cHJvYmUocGRldiwgJmR3X21pcGlfZHNpX3N0bV9wbGF0X2RhdGEpOw0KPiAgIAlpZiAoSVNfRVJS KGRzaS0+ZHNpKSkgew0KPiAgIAkJRFJNX0VSUk9SKCJGYWlsZWQgdG8gaW5pdGlhbGl6ZSBtaXBp IGRzaSBob3N0XG4iKTsNCj4gLQkJY2xrX2Rpc2FibGVfdW5wcmVwYXJlKGRzaS0+cGxscmVmX2Ns ayk7DQo+IC0JCXJldHVybiBQVFJfRVJSKGRzaS0+ZHNpKTsNCj4gKwkJcmV0ID0gUFRSX0VSUihk c2ktPmRzaSk7DQo+ICsJCWdvdG8gZXJyX2RzaV9wcm9iZTsNCj4gICAJfQ0KPiAgIA0KPiAgIAly ZXR1cm4gMDsNCj4gKw0KPiArZXJyX2RzaV9wcm9iZToNCj4gKwljbGtfZGlzYWJsZV91bnByZXBh cmUoZHNpLT5wbGxyZWZfY2xrKTsNCj4gK2Vycl9jbGtfZ2V0Og0KPiArCXJlZ3VsYXRvcl9kaXNh YmxlKGRzaS0+dmRkX3N1cHBseSk7DQo+ICsNCj4gKwlyZXR1cm4gcmV0Ow0KPiArDQo+ICAgfQ0K PiAgIA0KPiAgIHN0YXRpYyBpbnQgZHdfbWlwaV9kc2lfc3RtX3JlbW92ZShzdHJ1Y3QgcGxhdGZv cm1fZGV2aWNlICpwZGV2KQ0KPiBAQCAtMzUxLDYgKzM3NSw3IEBAIHN0YXRpYyBpbnQgZHdfbWlw aV9kc2lfc3RtX3JlbW92ZShzdHJ1Y3QgcGxhdGZvcm1fZGV2aWNlICpwZGV2KQ0KPiAgIAlzdHJ1 Y3QgZHdfbWlwaV9kc2lfc3RtICpkc2kgPSBwbGF0Zm9ybV9nZXRfZHJ2ZGF0YShwZGV2KTsNCj4g ICANCj4gICAJY2xrX2Rpc2FibGVfdW5wcmVwYXJlKGRzaS0+cGxscmVmX2Nsayk7DQo+ICsJcmVn dWxhdG9yX2Rpc2FibGUoZHNpLT52ZGRfc3VwcGx5KTsNCj4gICAJZHdfbWlwaV9kc2lfcmVtb3Zl KGRzaS0+ZHNpKTsNCg0KZm9yIGEgZnV0dXJlIHBhdGNoOiB3ZSBtYXkgaGF2ZSBhIGRpZmZlcmVu dCBvcmRlcg0KCWR3X21pcGlfZHNpX3JlbW92ZShkc2ktPmRzaSk7ICAgCQ0KCWNsa19kaXNhYmxl X3VucHJlcGFyZShkc2ktPnBsbHJlZl9jbGspOw0KCXJlZ3VsYXRvcl9kaXNhYmxlKGRzaS0+dmRk X3N1cHBseSk7DQoNCj4gICANCj4gICAJcmV0dXJuIDA7DQo+IEBAIC0zNjMsNiArMzg4LDcgQEAg c3RhdGljIGludCBfX21heWJlX3VudXNlZCBkd19taXBpX2RzaV9zdG1fc3VzcGVuZChzdHJ1Y3Qg ZGV2aWNlICpkZXYpDQo+ICAgCURSTV9ERUJVR19EUklWRVIoIlxuIik7DQo+ICAgDQo+ICAgCWNs a19kaXNhYmxlX3VucHJlcGFyZShkc2ktPnBsbHJlZl9jbGspOw0KPiArCXJlZ3VsYXRvcl9kaXNh YmxlKGRzaS0+dmRkX3N1cHBseSk7DQo+ICAgDQo+ICAgCXJldHVybiAwOw0KPiAgIH0NCj4gQEAg LTM3MCw5ICszOTYsMTYgQEAgc3RhdGljIGludCBfX21heWJlX3VudXNlZCBkd19taXBpX2RzaV9z dG1fc3VzcGVuZChzdHJ1Y3QgZGV2aWNlICpkZXYpDQo+ICAgc3RhdGljIGludCBfX21heWJlX3Vu dWR3X21pcGlfZHNpX3JlbW92ZShkc2ktPmRzaSk7c2VkIGR3X21pcGlfZHNpX3N0bV9yZXN1bWUo c3RydWN0IGRldmljZSAqZGV2KQ0KPiAgIHsNCj4gICAJc3RydWN0IGR3X21pcGlfZHNpX3N0bSAq ZHNpID0gZHdfbWlwaV9kc2lfc3RtX3BsYXRfZGF0YS5wcml2X2RhdGE7DQo+ICsJaW50IHJldDsN Cj4gICANCj4gICAJRFJNX0RFQlVHX0RSSVZFUigiXG4iKTsNCj4gICANCj4gKwlyZXQgPSByZWd1 bGF0b3JfZW5hYmxlKGRzaS0+dmRkX3N1cHBseSk7DQo+ICsJaWYgKHJldCkgew0KPiArCQlEUk1f RVJST1IoImZhaWxlZCB0byBlbmFibGUgcmVndWxhdG9yOiAlZFxuIiwgcmV0KTsNCj4gKwkJcmV0 dXJuIHJldDsNCj4gKwl9DQo+ICsNCj4gICAJY2xrX3ByZXBhcmVfZW5hYmxlKGRzaS0+cGxscmVm X2Nsayk7DQoNCmZvciBhIGZ1dHVyZSBwYXRjaDogd2UgbWF5IGNoZWNrIGNsa19wcmVwYXJlX2Vu YWJsZSByZXR1cm4gdmFsdWUuDQoNCj4gICANCj4gICAJcmV0dXJuIDA7DQo+IA0KDQoNCkFja2Vk LWJ5OiBQaGlsaXBwZSBDb3JudSA8cGhpbGlwcGUuY29ybnVAc3QuY29tPg0KDQpQaGlsaXBwZSA6 KQ0KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgt YXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQu b3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJt LWtlcm5lbAo=