linux-kernel - [PATCH 1/2] drivers: phy: qcom: ipq806x-usb: convert to BITFIELD macro

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Date:   Mon, 17 Jan 2022 01:26:40 +0100
From:   Ansuel Smith <ansuelsmth@...il.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>, linux-arm-msm@...r.kernel.org,
        linux-phy@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Ansuel Smith <ansuelsmth@...il.com>
Subject: [PATCH 1/2] drivers: phy: qcom: ipq806x-usb: convert to BITFIELD macro

Convert some define to BITFIELD macro to tidy things up.

Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
---
 drivers/phy/qualcomm/phy-qcom-ipq806x-usb.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-ipq806x-usb.c b/drivers/phy/qualcomm/phy-qcom-ipq806x-usb.c
index bfff0c8c9130..6788e0e8272a 100644
--- a/drivers/phy/qualcomm/phy-qcom-ipq806x-usb.c
+++ b/drivers/phy/qualcomm/phy-qcom-ipq806x-usb.c
@@ -10,6 +10,7 @@
 #include <linux/delay.h>
 #include <linux/regmap.h>
 #include <linux/mfd/syscon.h>
+#include <linux/bitfield.h>
 
 /* USB QSCRATCH Hardware registers */
 #define QSCRATCH_GENERAL_CFG		(0x08)
@@ -74,20 +75,20 @@
 		 PHY_PARAM_CTRL1_LOS_BIAS_MASK)
 
 #define PHY_PARAM_CTRL1_TX_FULL_SWING(x)	\
-		(((x) << 20) & PHY_PARAM_CTRL1_TX_FULL_SWING_MASK)
+		FIELD_PREP(PHY_PARAM_CTRL1_TX_FULL_SWING_MASK, (x))
 #define PHY_PARAM_CTRL1_TX_DEEMPH_6DB(x)	\
-		(((x) << 14) & PHY_PARAM_CTRL1_TX_DEEMPH_6DB_MASK)
+		FIELD_PREP(PHY_PARAM_CTRL1_TX_DEEMPH_6DB_MASK, (x))
 #define PHY_PARAM_CTRL1_TX_DEEMPH_3_5DB(x)	\
-		(((x) <<  8) & PHY_PARAM_CTRL1_TX_DEEMPH_3_5DB_MASK)
+		FIELD_PREP(PHY_PARAM_CTRL1_TX_DEEMPH_3_5DB_MASK, x)
 #define PHY_PARAM_CTRL1_LOS_BIAS(x)	\
-		(((x) <<  3) & PHY_PARAM_CTRL1_LOS_BIAS_MASK)
+		FIELD_PREP(PHY_PARAM_CTRL1_LOS_BIAS_MASK, (x))
 
 /* RX OVRD IN HI bits */
 #define RX_OVRD_IN_HI_RX_RESET_OVRD		BIT(13)
 #define RX_OVRD_IN_HI_RX_RX_RESET		BIT(12)
 #define RX_OVRD_IN_HI_RX_EQ_OVRD		BIT(11)
 #define RX_OVRD_IN_HI_RX_EQ_MASK		GENMASK(10, 7)
-#define RX_OVRD_IN_HI_RX_EQ(x)			((x) << 8)
+#define RX_OVRD_IN_HI_RX_EQ(x)			FIELD_PREP(RX_OVRD_IN_HI_RX_EQ_MASK, (x))
 #define RX_OVRD_IN_HI_RX_EQ_EN_OVRD		BIT(7)
 #define RX_OVRD_IN_HI_RX_EQ_EN			BIT(6)
 #define RX_OVRD_IN_HI_RX_LOS_FILTER_OVRD	BIT(5)
-- 
2.33.1