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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MIME_BASE64_TEXT,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=ham 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 0F62DC433E1 for ; Mon, 1 Jun 2020 10:47:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E1A11207FB for ; Mon, 1 Jun 2020 10:47:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="qnN/SsqG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726751AbgFAKq7 (ORCPT ); Mon, 1 Jun 2020 06:46:59 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:19803 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725838AbgFAKqv (ORCPT ); Mon, 1 Jun 2020 06:46:51 -0400 X-UUID: 466e592f65ab4626a02a4b3263d9c3fe-20200601 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=ckHEM7GVI4e4nimxXTABhbmcvCORVQbBj1jfInkgoAg=; b=qnN/SsqGEXsZ18dqu2xVroL2VBVeEEMEczfG/pDyYCVrhvUl8L5hQh06i+noZP9ZEkh1JUF2WeYH/p2ivFVDzCCNvuUlaxL25TfZj5jJB/T0pZf24humDsJroV31H/4gQeIEuJTkDeLzYTY0SEMkiffNvIbjPxqMuXuloKATZyo=; X-UUID: 466e592f65ab4626a02a4b3263d9c3fe-20200601 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 571622865; Mon, 01 Jun 2020 18:46:48 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 1 Jun 2020 18:46:45 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 1 Jun 2020 18:46:46 +0800 From: Stanley Chu To: , , , , CC: , , , , , , , , , , , , , , Stanley Chu Subject: [PATCH v3 3/5] scsi: ufs-mediatek: Introduce low-power mode for device power supply Date: Mon, 1 Jun 2020 18:46:44 +0800 Message-ID: <20200601104646.15436-4-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200601104646.15436-1-stanley.chu@mediatek.com> References: <20200601104646.15436-1-stanley.chu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org QWxsb3cgZGV2aWNlIHBvd2VyIHN1cHBseSB0byBlbnRlciBsb3ctcG93ZXIgbW9kZSBpZiBkZXZp Y2Ugd2lsbA0KZG8gbm90aGluZyB0byBzYXZlIG1vcmUgcG93ZXIuDQoNClNpZ25lZC1vZmYtYnk6 IFN0YW5sZXkgQ2h1IDxzdGFubGV5LmNodUBtZWRpYXRlay5jb20+DQpSZXZpZXdlZC1ieTogUGVu Z3NodW4gWmhhbyA8cGVuZ3NodW4uemhhb0BtZWRpYXRlay5jb20+DQotLS0NCiBkcml2ZXJzL3Nj c2kvdWZzL3Vmcy1tZWRpYXRlay5jIHwgMjEgKysrKysrKysrKysrKysrKysrKysrDQogMSBmaWxl IGNoYW5nZWQsIDIxIGluc2VydGlvbnMoKykNCg0KZGlmZiAtLWdpdCBhL2RyaXZlcnMvc2NzaS91 ZnMvdWZzLW1lZGlhdGVrLmMgYi9kcml2ZXJzL3Njc2kvdWZzL3Vmcy1tZWRpYXRlay5jDQppbmRl eCAzYzg1ZjVlOTdkZWEuLjVmNDFiN2I3ZGI4ZiAxMDA2NDQNCi0tLSBhL2RyaXZlcnMvc2NzaS91 ZnMvdWZzLW1lZGlhdGVrLmMNCisrKyBiL2RyaXZlcnMvc2NzaS91ZnMvdWZzLW1lZGlhdGVrLmMN CkBAIC0xMiw2ICsxMiw3IEBADQogI2luY2x1ZGUgPGxpbnV4L29mX2FkZHJlc3MuaD4NCiAjaW5j bHVkZSA8bGludXgvcGh5L3BoeS5oPg0KICNpbmNsdWRlIDxsaW51eC9wbGF0Zm9ybV9kZXZpY2Uu aD4NCisjaW5jbHVkZSA8bGludXgvcmVndWxhdG9yL2NvbnN1bWVyLmg+DQogI2luY2x1ZGUgPGxp bnV4L3NvYy9tZWRpYXRlay9tdGtfc2lwX3N2Yy5oPg0KIA0KICNpbmNsdWRlICJ1ZnNoY2QuaCIN CkBAIC01MjEsNiArNTIyLDE5IEBAIHN0YXRpYyBpbnQgdWZzX210a19saW5rX3NldF9scG0oc3Ry dWN0IHVmc19oYmEgKmhiYSkNCiAJcmV0dXJuIDA7DQogfQ0KIA0KK3N0YXRpYyB2b2lkIHVmc19t dGtfdnJlZ19zZXRfbHBtKHN0cnVjdCB1ZnNfaGJhICpoYmEsIGJvb2wgbHBtKQ0KK3sNCisJaWYg KCFoYmEtPnZyZWdfaW5mby52Y2NxMikNCisJCXJldHVybjsNCisNCisJaWYgKGxwbSAmICFoYmEt PnZyZWdfaW5mby52Y2MtPmVuYWJsZWQpDQorCQlyZWd1bGF0b3Jfc2V0X21vZGUoaGJhLT52cmVn X2luZm8udmNjcTItPnJlZywNCisJCQkJICAgUkVHVUxBVE9SX01PREVfSURMRSk7DQorCWVsc2Ug aWYgKCFscG0pDQorCQlyZWd1bGF0b3Jfc2V0X21vZGUoaGJhLT52cmVnX2luZm8udmNjcTItPnJl ZywNCisJCQkJICAgUkVHVUxBVE9SX01PREVfTk9STUFMKTsNCit9DQorDQogc3RhdGljIGludCB1 ZnNfbXRrX3N1c3BlbmQoc3RydWN0IHVmc19oYmEgKmhiYSwgZW51bSB1ZnNfcG1fb3AgcG1fb3Ap DQogew0KIAlpbnQgZXJyOw0KQEAgLTUzNyw2ICs1NTEsMTIgQEAgc3RhdGljIGludCB1ZnNfbXRr X3N1c3BlbmQoc3RydWN0IHVmc19oYmEgKmhiYSwgZW51bSB1ZnNfcG1fb3AgcG1fb3ApDQogCQkJ dWZzaGNkX3NldF9saW5rX29mZihoYmEpOw0KIAkJCXJldHVybiAtRUFHQUlOOw0KIAkJfQ0KKwkJ LyoNCisJCSAqIE1ha2Ugc3VyZSBubyBlcnJvciB3aWxsIGJlIHJldHVybmVkIHRvIHByZXZlbnQN CisJCSAqIHVmc2hjZF9zdXNwZW5kKCkgcmUtZW5hYmxpbmcgcmVndWxhdG9ycyB3aGlsZSB2cmVn IGlzIHN0aWxsDQorCQkgKiBpbiBsb3ctcG93ZXIgbW9kZS4NCisJCSAqLw0KKwkJdWZzX210a192 cmVnX3NldF9scG0oaGJhLCB0cnVlKTsNCiAJfQ0KIA0KIAlpZiAoIXVmc2hjZF9pc19saW5rX2Fj dGl2ZShoYmEpKQ0KQEAgLTU1NCw2ICs1NzQsNyBAQCBzdGF0aWMgaW50IHVmc19tdGtfcmVzdW1l KHN0cnVjdCB1ZnNfaGJhICpoYmEsIGVudW0gdWZzX3BtX29wIHBtX29wKQ0KIAkJcGh5X3Bvd2Vy X29uKGhvc3QtPm1waHkpOw0KIA0KIAlpZiAodWZzaGNkX2lzX2xpbmtfaGliZXJuOChoYmEpKSB7 DQorCQl1ZnNfbXRrX3ZyZWdfc2V0X2xwbShoYmEsIGZhbHNlKTsNCiAJCWVyciA9IHVmc19tdGtf bGlua19zZXRfaHBtKGhiYSk7DQogCQlpZiAoZXJyKSB7DQogCQkJZXJyID0gdWZzaGNkX2xpbmtf cmVjb3ZlcnkoaGJhKTsNCi0tIA0KMi4xOC4wDQo=