From patchwork Tue Jun 14 14:16:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 12881185 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0B347CCA480 for ; Tue, 14 Jun 2022 14:17:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244456AbiFNOR0 (ORCPT ); Tue, 14 Jun 2022 10:17:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243593AbiFNORO (ORCPT ); Tue, 14 Jun 2022 10:17:14 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3D19F33A0A; Tue, 14 Jun 2022 07:17:08 -0700 (PDT) X-UUID: c5dc939ae53e4d038d2f9752a91acaea-20220614 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.6,REQID:aa14c2e9-3569-4971-be8a-9616760e2ce2,OB:20,L OB:20,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,RULE:Release_Ham,A CTION:release,TS:95 X-CID-INFO: VERSION:1.1.6,REQID:aa14c2e9-3569-4971-be8a-9616760e2ce2,OB:20,LOB :20,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,RULE:Spam_GS981B3D,A CTION:quarantine,TS:95 X-CID-META: VersionHash:b14ad71,CLOUDID:46766cc5-c67b-4a73-9b18-726dd8f2eb58,C OID:2e28f976cb89,Recheck:0,SF:28|17|19|48,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,QS:nil,BEC:nil,COL:0 X-UUID: c5dc939ae53e4d038d2f9752a91acaea-20220614 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 405432962; Tue, 14 Jun 2022 22:16:57 +0800 Received: from mtkmbs11n1.mediatek.inc (172.21.101.186) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Tue, 14 Jun 2022 22:16:56 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Tue, 14 Jun 2022 22:16:56 +0800 From: Stanley Chu To: , , , , , , CC: , , , , , , , , , , , , Subject: [PATCH v3 01/10] scsi: ufs: Export ufshcd_uic_change_pwr_mode() Date: Tue, 14 Jun 2022 22:16:46 +0800 Message-ID: <20220614141655.14409-2-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220614141655.14409-1-stanley.chu@mediatek.com> References: <20220614141655.14409-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Export ufshcd_uic_change_pwr_mode() to allow vendors to use it for SoC-specific power mode change design limitation. Signed-off-by: Stanley Chu --- drivers/ufs/core/ufshcd.c | 3 ++- include/ufs/ufshcd.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 936a6d5467c9..19e17c898319 100755 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -4091,7 +4091,7 @@ static int ufshcd_uic_pwr_ctrl(struct ufs_hba *hba, struct uic_command *cmd) * * Returns 0 on success, non-zero value on failure */ -static int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode) +int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode) { struct uic_command uic_cmd = {0}; int ret; @@ -4116,6 +4116,7 @@ static int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode) out: return ret; } +EXPORT_SYMBOL_GPL(ufshcd_uic_change_pwr_mode); int ufshcd_link_recovery(struct ufs_hba *hba) { diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index a92271421718..aa778418703f 100755 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -1087,6 +1087,7 @@ extern int ufshcd_dme_get_attr(struct ufs_hba *hba, u32 attr_sel, u32 *mib_val, u8 peer); extern int ufshcd_config_pwr_mode(struct ufs_hba *hba, struct ufs_pa_layer_attr *desired_pwr_mode); +extern int ufshcd_uic_change_pwr_mode(struct ufs_hba *hba, u8 mode); /* UIC command interfaces for DME primitives */ #define DME_LOCAL 0