Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Bean Huo <huobean@gmail.com>
To:     alim.akhtar@samsung.com, avri.altman@wdc.com,
        asutoshd@codeaurora.org, jejb@linux.ibm.com,
        martin.petersen@oracle.com, stanley.chu@mediatek.com,
        beanhuo@micron.com, bvanassche@acm.org, tomas.winkler@intel.com,
        cang@codeaurora.org
Cc:     linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v1] scsi: ufs: Add SPDX GPL-2.0 to replace GPL v2 boilerplate
Date:   Thu,  4 Jun 2020 13:55:35 +0200
Message-Id: <20200604115535.16334-1-huobean@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Bean Huo <beanhuo@micron.com>

Add SPDX GPL-2.0 to replace GPL v2 boilerplate, and remove wrapper
function ufshcd_setup_clocks()

Signed-off-by: Bean Huo <beanhuo@micron.com>
---
 drivers/scsi/ufs/ufshcd-pltfrm.c | 26 +-------------
 drivers/scsi/ufs/ufshcd.c        | 62 +++++++-------------------------
 drivers/scsi/ufs/ufshcd.h        | 27 +-------------
 3 files changed, 15 insertions(+), 100 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c
index 76f9be71c31b..8b76a2acc80c 100644
--- a/drivers/scsi/ufs/ufshcd-pltfrm.c
+++ b/drivers/scsi/ufs/ufshcd-pltfrm.c
@@ -1,36 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Universal Flash Storage Host controller Platform bus based glue driver
- *
  * This code is based on drivers/scsi/ufs/ufshcd-pltfrm.c
  * Copyright (C) 2011-2013 Samsung India Software Operations
  *
  * Authors:
  *	Santosh Yaraganavi <santosh.sy@samsung.com>
  *	Vinayak Holikatti <h.vinayak@samsung.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * See the COPYING file in the top-level directory or visit
- * <http://www.gnu.org/licenses/gpl-2.0.html>
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * This program is provided "AS IS" and "WITH ALL FAULTS" and
- * without warranty of any kind. You are solely responsible for
- * determining the appropriateness of using and distributing
- * the program and assume all risks associated with your exercise
- * of rights with respect to the program, including but not limited
- * to infringement of third party rights, the risks and costs of
- * program errors, damage to or loss of data, programs or equipment,
- * and unavailability or interruption of operations. Under no
- * circumstances will the contributor of this Program be liable for
- * any damages of any kind arising from your use or distribution of
- * this program.
  */
 
 #include <linux/platform_device.h>
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index f283b9eb97ac..e5ec68fc9fc7 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1,40 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Universal Flash Storage Host controller driver Core
- *
- * This code is based on drivers/scsi/ufs/ufshcd.c
  * Copyright (C) 2011-2013 Samsung India Software Operations
  * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
  *
  * Authors:
  *	Santosh Yaraganavi <santosh.sy@samsung.com>
  *	Vinayak Holikatti <h.vinayak@samsung.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * See the COPYING file in the top-level directory or visit
- * <http://www.gnu.org/licenses/gpl-2.0.html>
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * This program is provided "AS IS" and "WITH ALL FAULTS" and
- * without warranty of any kind. You are solely responsible for
- * determining the appropriateness of using and distributing
- * the program and assume all risks associated with your exercise
- * of rights with respect to the program, including but not limited
- * to infringement of third party rights, the risks and costs of
- * program errors, damage to or loss of data, programs or equipment,
- * and unavailability or interruption of operations. Under no
- * circumstances will the contributor of this Program be liable for
- * any damages of any kind arising from your use or distribution of
- * this program.
- *
- * The Linux Foundation chooses to take subject only to the GPLv2
- * license terms, and distributes only under these terms.
  */
 
 #include <linux/async.h>
@@ -243,9 +215,7 @@ static int ufshcd_eh_host_reset_handler(struct scsi_cmnd *cmd);
 static int ufshcd_clear_tm_cmd(struct ufs_hba *hba, int tag);
 static void ufshcd_hba_exit(struct ufs_hba *hba);
 static int ufshcd_probe_hba(struct ufs_hba *hba, bool async);
-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_setup_clocks(struct ufs_hba *hba, bool on, bool skip_ref_clk);
 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);
@@ -1525,7 +1495,7 @@ static void ufshcd_ungate_work(struct work_struct *work)
 	}
 
 	spin_unlock_irqrestore(hba->host->host_lock, flags);
-	ufshcd_setup_clocks(hba, true);
+	ufshcd_setup_clocks(hba, true, false);
 
 	ufshcd_enable_irq(hba);
 
@@ -1683,10 +1653,10 @@ static void ufshcd_gate_work(struct work_struct *work)
 	ufshcd_disable_irq(hba);
 
 	if (!ufshcd_is_link_active(hba))
-		ufshcd_setup_clocks(hba, false);
+		ufshcd_setup_clocks(hba, false, false);
 	else
 		/* If link is active, device ref_clk can't be switched off */
-		__ufshcd_setup_clocks(hba, false, true);
+		ufshcd_setup_clocks(hba, false, true);
 
 	/*
 	 * In case you are here to cancel this work the gating state
@@ -7600,8 +7570,7 @@ static int ufshcd_init_hba_vreg(struct ufs_hba *hba)
 	return 0;
 }
 
-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, bool skip_ref_clk)
 {
 	int ret = 0;
 	struct ufs_clk_info *clki;
@@ -7664,11 +7633,6 @@ static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
 	return ret;
 }
 
-static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on)
-{
-	return  __ufshcd_setup_clocks(hba, on, false);
-}
-
 static int ufshcd_init_clocks(struct ufs_hba *hba)
 {
 	int ret = 0;
@@ -7775,7 +7739,7 @@ static int ufshcd_hba_init(struct ufs_hba *hba)
 	if (err)
 		goto out_disable_hba_vreg;
 
-	err = ufshcd_setup_clocks(hba, true);
+	err = ufshcd_setup_clocks(hba, true, false);
 	if (err)
 		goto out_disable_hba_vreg;
 
@@ -7797,7 +7761,7 @@ static int ufshcd_hba_init(struct ufs_hba *hba)
 out_disable_vreg:
 	ufshcd_setup_vreg(hba, false);
 out_disable_clks:
-	ufshcd_setup_clocks(hba, false);
+	ufshcd_setup_clocks(hba, false, false);
 out_disable_hba_vreg:
 	ufshcd_setup_hba_vreg(hba, false);
 out:
@@ -7813,7 +7777,7 @@ static void ufshcd_hba_exit(struct ufs_hba *hba)
 		if (ufshcd_is_clkscaling_supported(hba))
 			if (hba->devfreq)
 				ufshcd_suspend_clkscaling(hba);
-		ufshcd_setup_clocks(hba, false);
+		ufshcd_setup_clocks(hba, false, false);
 		ufshcd_setup_hba_vreg(hba, false);
 		hba->is_powered = false;
 		ufs_put_device_desc(hba);
@@ -8176,10 +8140,10 @@ static int ufshcd_suspend(struct ufs_hba *hba, enum ufs_pm_op pm_op)
 	ufshcd_disable_irq(hba);
 
 	if (!ufshcd_is_link_active(hba))
-		ufshcd_setup_clocks(hba, false);
+		ufshcd_setup_clocks(hba, false, false);
 	else
 		/* If link is active, device ref_clk can't be switched off */
-		__ufshcd_setup_clocks(hba, false, true);
+		ufshcd_setup_clocks(hba, false, true);
 
 	hba->clk_gating.state = CLKS_OFF;
 	trace_ufshcd_clk_gating(dev_name(hba->dev), hba->clk_gating.state);
@@ -8238,7 +8202,7 @@ static int ufshcd_resume(struct ufs_hba *hba, enum ufs_pm_op pm_op)
 
 	ufshcd_hba_vreg_set_hpm(hba);
 	/* Make sure clocks are enabled before accessing controller */
-	ret = ufshcd_setup_clocks(hba, true);
+	ret = ufshcd_setup_clocks(hba, true, false);
 	if (ret)
 		goto out;
 
@@ -8321,7 +8285,7 @@ static int ufshcd_resume(struct ufs_hba *hba, enum ufs_pm_op pm_op)
 	ufshcd_disable_irq(hba);
 	if (hba->clk_scaling.is_allowed)
 		ufshcd_suspend_clkscaling(hba);
-	ufshcd_setup_clocks(hba, false);
+	ufshcd_setup_clocks(hba, false, false);
 out:
 	hba->pm_op_in_progress = 0;
 	if (ret)
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index 2b62869fa459..ee14fb997803 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -1,37 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Universal Flash Storage Host controller driver
- *
- * This code is based on drivers/scsi/ufs/ufshcd.h
  * Copyright (C) 2011-2013 Samsung India Software Operations
  * Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
  *
  * Authors:
  *	Santosh Yaraganavi <santosh.sy@samsung.com>
  *	Vinayak Holikatti <h.vinayak@samsung.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * See the COPYING file in the top-level directory or visit
- * <http://www.gnu.org/licenses/gpl-2.0.html>
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * This program is provided "AS IS" and "WITH ALL FAULTS" and
- * without warranty of any kind. You are solely responsible for
- * determining the appropriateness of using and distributing
- * the program and assume all risks associated with your exercise
- * of rights with respect to the program, including but not limited
- * to infringement of third party rights, the risks and costs of
- * program errors, damage to or loss of data, programs or equipment,
- * and unavailability or interruption of operations. Under no
- * circumstances will the contributor of this Program be liable for
- * any damages of any kind arising from your use or distribution of
- * this program.
  */
 
 #ifndef _UFSHCD_H
-- 
2.17.1