From patchwork Fri Jan 17 03:51:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanley Chu X-Patchwork-Id: 11338291 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8D4736C1 for ; Fri, 17 Jan 2020 04:01:41 +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 6B63820728 for ; Fri, 17 Jan 2020 04:01:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="N63xvXnI"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="WhxMeTKl" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6B63820728 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=y/P53kWeynybMnAEkXPFBqDukTVgskmUz/FLPjLEUtE=; b=N63xvXnINQO1OF e2912YE88rHJutdczbO179rOCZcS0Mib0weBKgGy5HW3h7EXwbrMox0yRimP/zTdaay7LqYab1OOu BlWvLGZAUvyDtIidXU9s1enW2KNtjqyzwZ7cBHdcrHtlNmX4Wrv1ohQ570grULqS8A20r9yx40q7W m9SjQhj83V48EcRREFP7BSEFviJsSfNG0jA9jUnwnLq4p6gAmpIIZXQ2obNoyaArnV03LvW25ee9h QuNM1TVxcPb2UgyXMJ6KaNJHZ2rcJcgie+OKssxQFjxNFwemKzi6RQlzadJegdBZxwMz2AGJeDd2a 5sEE5a+YY2xjakt5LFow==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1isIpG-0001Su-Na; Fri, 17 Jan 2020 04:01:38 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1isIov-0001Ch-FI; Fri, 17 Jan 2020 04:01:22 +0000 X-UUID: 6151eda4c3374031817c12030132b236-20200116 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=HDwpeK1tuxH/QoY+CMgh2LJu/tFB3YGoU1KNbePi49w=; b=WhxMeTKlj8Q/nyEL+rKgTO9ELrRoSW6HvW+x0EvbbTgqTKizoYTIfVrDptYYALLlEEbYQJJ9FiKj9YnvS86+531R6mpQwYwYUODB43hleQH52u90uZhzZFrwonFzpQK9uFIepoIsVHcGMvnMlw9W5l1XEPuYDYEwZO+k09O0zaE=; X-UUID: 6151eda4c3374031817c12030132b236-20200116 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1578534835; Thu, 16 Jan 2020 20:01:13 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 16 Jan 2020 19:52:12 -0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 17 Jan 2020 11:50:03 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 17 Jan 2020 11:51:09 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v1 2/3] scsi: ufs: export some functions for vendor usage Date: Fri, 17 Jan 2020 11:51:07 +0800 Message-ID: <20200117035108.19699-3-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200117035108.19699-1-stanley.chu@mediatek.com> References: <20200117035108.19699-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200116_200117_534036_9201FDE9 X-CRM114-Status: UNSURE ( 8.29 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stanley Chu , bvanassche@acm.org, andy.teng@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, cang@codeaurora.org, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, matthias.bgg@gmail.com, beanhuo@micron.com, linux-arm-kernel@lists.infradead.org, asutoshd@codeaurora.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Export below functions for vendor usage, int ufshcd_hba_enable(struct ufs_hba *hba); int ufshcd_make_hba_operational(struct ufs_hba *hba); int ufshcd_uic_hibern8_exit(struct ufs_hba *hba); Signed-off-by: Stanley Chu Reviewed-by: Alim Akhtar Reviewed-by: Asutosh Das --- drivers/scsi/ufs/ufshcd.c | 11 +++++++---- drivers/scsi/ufs/ufshcd.h | 3 +++ 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index bea036ab189a..1168baf358ea 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -250,7 +250,6 @@ static int ufshcd_probe_hba(struct ufs_hba *hba); static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on, bool skip_ref_clk); static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on); -static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba); static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba); static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba); static int ufshcd_host_reset_and_restore(struct ufs_hba *hba); @@ -3865,7 +3864,7 @@ static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba) return ret; } -static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba) +int ufshcd_uic_hibern8_exit(struct ufs_hba *hba) { struct uic_command uic_cmd = {0}; int ret; @@ -3891,6 +3890,7 @@ static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba) return ret; } +EXPORT_SYMBOL_GPL(ufshcd_uic_hibern8_exit); void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit) { @@ -4162,7 +4162,7 @@ static int ufshcd_complete_dev_init(struct ufs_hba *hba) * * Returns 0 on success, non-zero value on failure */ -static int ufshcd_make_hba_operational(struct ufs_hba *hba) +int ufshcd_make_hba_operational(struct ufs_hba *hba) { int err = 0; u32 reg; @@ -4208,6 +4208,7 @@ static int ufshcd_make_hba_operational(struct ufs_hba *hba) out: return err; } +EXPORT_SYMBOL_GPL(ufshcd_make_hba_operational); /** * ufshcd_hba_stop - Send controller to reset state @@ -4285,7 +4286,7 @@ static int ufshcd_hba_execute_hce(struct ufs_hba *hba) return 0; } -static int ufshcd_hba_enable(struct ufs_hba *hba) +int ufshcd_hba_enable(struct ufs_hba *hba) { int ret; @@ -4310,6 +4311,8 @@ static int ufshcd_hba_enable(struct ufs_hba *hba) return ret; } +EXPORT_SYMBOL_GPL(ufshcd_hba_enable); + static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer) { int tx_lanes, i, err = 0; diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index b1a1c65be8b1..fca372d98495 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -799,8 +799,11 @@ static inline void ufshcd_rmwl(struct ufs_hba *hba, u32 mask, u32 val, u32 reg) int ufshcd_alloc_host(struct device *, struct ufs_hba **); void ufshcd_dealloc_host(struct ufs_hba *); +int ufshcd_hba_enable(struct ufs_hba *hba); int ufshcd_init(struct ufs_hba * , void __iomem * , unsigned int); +int ufshcd_make_hba_operational(struct ufs_hba *hba); void ufshcd_remove(struct ufs_hba *); +int ufshcd_uic_hibern8_exit(struct ufs_hba *hba); int ufshcd_wait_for_register(struct ufs_hba *hba, u32 reg, u32 mask, u32 val, unsigned long interval_us, unsigned long timeout_ms, bool can_sleep);