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Message-ID: <20220614141655.14409-8-stanley.chu@mediatek.com>
Date:   Tue, 14 Jun 2022 22:16:52 +0800
From:   Stanley Chu <stanley.chu@...iatek.com>
To:     <linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <martin.petersen@...cle.com>, <avri.altman@....com>,
        <alim.akhtar@...sung.com>, <jejb@...ux.ibm.com>,
        <bvanassche@....org>
CC:     <peter.wang@...iatek.com>, <chun-hung.wu@...iatek.com>,
        <alice.chao@...iatek.com>, <powen.kao@...iatek.com>,
        <mason.zhang@...iatek.com>, <qilin.tan@...iatek.com>,
        <lin.gui@...iatek.com>, <eddie.huang@...iatek.com>,
        <tun-yu.yu@...iatek.com>, <cc.chou@...iatek.com>,
        <chaotian.jing@...iatek.com>, <jiajie.hao@...iatek.com>,
        <stanley.chu@...iatek.com>
Subject: [PATCH v3 07/10] scsi: ufs-mediatek: Support flexible parameters for smc calls

From: Alice Chao <alice.chao@...iatek.com>

Provide flexible number of parameters for UFS SMC calls to be
easily used for future SMC usages.

This is a preparation patch for the next patch.

Reviewed-by: Stanley Chu <stanley.chu@...iatek.com>
Signed-off-by: Alice Chao <alice.chao@...iatek.com>
Signed-off-by: Stanley Chu <stanley.chu@...iatek.com>
---
 drivers/ufs/host/ufs-mediatek.c | 16 ----------
 drivers/ufs/host/ufs-mediatek.h | 56 +++++++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+), 16 deletions(-)

diff --git a/drivers/ufs/host/ufs-mediatek.c b/drivers/ufs/host/ufs-mediatek.c
index 178043ab837c..9337ce27329b 100755
--- a/drivers/ufs/host/ufs-mediatek.c
+++ b/drivers/ufs/host/ufs-mediatek.c
@@ -30,22 +30,6 @@
 #define CREATE_TRACE_POINTS
 #include "ufs-mediatek-trace.h"
 
-#define ufs_mtk_smc(cmd, val, res) \
-	arm_smccc_smc(MTK_SIP_UFS_CONTROL, \
-		      cmd, val, 0, 0, 0, 0, 0, &(res))
-
-#define ufs_mtk_va09_pwr_ctrl(res, on) \
-	ufs_mtk_smc(UFS_MTK_SIP_VA09_PWR_CTRL, on, res)
-
-#define ufs_mtk_crypto_ctrl(res, enable) \
-	ufs_mtk_smc(UFS_MTK_SIP_CRYPTO_CTRL, enable, res)
-
-#define ufs_mtk_ref_clk_notify(on, res) \
-	ufs_mtk_smc(UFS_MTK_SIP_REF_CLK_NOTIFICATION, on, res)
-
-#define ufs_mtk_device_reset_ctrl(high, res) \
-	ufs_mtk_smc(UFS_MTK_SIP_DEVICE_RESET, high, res)
-
 static const struct ufs_dev_quirk ufs_mtk_dev_fixups[] = {
 	{ .wmanufacturerid = UFS_VENDOR_MICRON,
 	  .model = UFS_ANY_MODEL,
diff --git a/drivers/ufs/host/ufs-mediatek.h b/drivers/ufs/host/ufs-mediatek.h
index 7e1913769671..9117427ca6c4 100755
--- a/drivers/ufs/host/ufs-mediatek.h
+++ b/drivers/ufs/host/ufs-mediatek.h
@@ -143,4 +143,60 @@ struct ufs_mtk_host {
 	u32 ip_ver;
 };
 
+/*
+ * SMC call wapper function
+ */
+#define _ufs_mtk_smc(cmd, res, v1, v2, v3, v4, v5, v6) \
+		arm_smccc_smc(MTK_SIP_UFS_CONTROL, \
+				  cmd, v1, v2, v3, v4, v5, v6, &(res))
+
+#define _ufs_mtk_smc_0(cmd, res) \
+	_ufs_mtk_smc(cmd, res, 0, 0, 0, 0, 0, 0)
+
+#define _ufs_mtk_smc_1(cmd, res, v1) \
+	_ufs_mtk_smc(cmd, res, v1, 0, 0, 0, 0, 0)
+
+#define _ufs_mtk_smc_2(cmd, res, v1, v2) \
+	_ufs_mtk_smc(cmd, res, v1, v2, 0, 0, 0, 0)
+
+#define _ufs_mtk_smc_3(cmd, res, v1, v2, v3) \
+	_ufs_mtk_smc(cmd, res, v1, v2, v3, 0, 0, 0)
+
+#define _ufs_mtk_smc_4(cmd, res, v1, v2, v3, v4) \
+	_ufs_mtk_smc(cmd, res, v1, v2, v3, v4, 0, 0)
+
+#define _ufs_mtk_smc_5(cmd, res, v1, v2, v3, v4, v5) \
+	_ufs_mtk_smc(cmd, res, v1, v2, v3, v4, v5, 0)
+
+#define _ufs_mtk_smc_6(cmd, res, v1, v2, v3, v4, v5, v6) \
+	_ufs_mtk_smc(cmd, res, v1, v2, v3, v4, v5, v6)
+
+#define _ufs_mtk_smc_selector(cmd, res, v1, v2, v3, v4, v5, v6, FUNC, ...) FUNC
+
+#define ufs_mtk_smc(...) \
+	_ufs_mtk_smc_selector(__VA_ARGS__, \
+	_ufs_mtk_smc_6(__VA_ARGS__), \
+	_ufs_mtk_smc_5(__VA_ARGS__), \
+	_ufs_mtk_smc_4(__VA_ARGS__), \
+	_ufs_mtk_smc_3(__VA_ARGS__), \
+	_ufs_mtk_smc_2(__VA_ARGS__), \
+	_ufs_mtk_smc_1(__VA_ARGS__), \
+	_ufs_mtk_smc_0(__VA_ARGS__) \
+	)
+
+/*
+ * Sip kernel interface
+ */
+#define ufs_mtk_va09_pwr_ctrl(res, on) \
+	ufs_mtk_smc(UFS_MTK_SIP_VA09_PWR_CTRL, res, on)
+
+#define ufs_mtk_crypto_ctrl(res, enable) \
+	ufs_mtk_smc(UFS_MTK_SIP_CRYPTO_CTRL, res, enable)
+
+#define ufs_mtk_ref_clk_notify(on, res) \
+	ufs_mtk_smc(UFS_MTK_SIP_REF_CLK_NOTIFICATION, res, on)
+
+#define ufs_mtk_device_reset_ctrl(high, res) \
+	ufs_mtk_smc(UFS_MTK_SIP_DEVICE_RESET, res, high)
+
 #endif /* !_UFS_MEDIATEK_H */
-- 
2.18.0

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