linux-kernel - [PATCH v3 06/11] PCI: imx6: Make use of BIT() in constant definitions

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Message-Id: <20190401042547.14067-7-andrew.smirnov@gmail.com>
Date:   Sun, 31 Mar 2019 21:25:42 -0700
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     linux-pci@...r.kernel.org
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Fabio Estevam <fabio.estevam@....com>,
        Chris Healy <cphealy@...il.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        Leonard Crestez <leonard.crestez@....com>,
        "A.s. Dong" <aisheng.dong@....com>,
        Richard Zhu <hongxing.zhu@....com>, linux-imx@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 06/11] PCI: imx6: Make use of BIT() in constant definitions

Avoid using explicit left shifts and convert various definitions to
use BIT() instead. No functional change intended.

Cc: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Fabio Estevam <fabio.estevam@....com>
Cc: Chris Healy <cphealy@...il.com>
Cc: Lucas Stach <l.stach@...gutronix.de>
Cc: Leonard Crestez <leonard.crestez@....com>
Cc: "A.s. Dong" <aisheng.dong@....com>
Cc: Richard Zhu <hongxing.zhu@....com>
Cc: linux-imx@....com
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
Cc: linux-pci@...r.kernel.org
Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
---
 drivers/pci/controller/dwc/pci-imx6.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index bb95a3273ca2..b1f30b94fb30 100644
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -118,14 +118,14 @@ struct imx6_pcie {
 
 /* PHY registers (not memory-mapped) */
 #define PCIE_PHY_ATEOVRD			0x10
-#define  PCIE_PHY_ATEOVRD_EN			(0x1 << 2)
+#define  PCIE_PHY_ATEOVRD_EN			BIT(2)
 #define  PCIE_PHY_ATEOVRD_REF_CLKDIV_SHIFT	0
 #define  PCIE_PHY_ATEOVRD_REF_CLKDIV_MASK	0x1
 
 #define PCIE_PHY_MPLL_OVRD_IN_LO		0x11
 #define  PCIE_PHY_MPLL_MULTIPLIER_SHIFT		2
 #define  PCIE_PHY_MPLL_MULTIPLIER_MASK		0x7f
-#define  PCIE_PHY_MPLL_MULTIPLIER_OVRD		(0x1 << 9)
+#define  PCIE_PHY_MPLL_MULTIPLIER_OVRD		BIT(9)
 
 #define PCIE_PHY_RX_ASIC_OUT 0x100D
 #define PCIE_PHY_RX_ASIC_OUT_VALID	(1 << 0)
@@ -148,8 +148,8 @@ struct imx6_pcie {
 #define PCIE_PHY_CMN_REG26_ATT_MODE	0xBC
 
 #define PHY_RX_OVRD_IN_LO 0x1005
-#define PHY_RX_OVRD_IN_LO_RX_DATA_EN (1 << 5)
-#define PHY_RX_OVRD_IN_LO_RX_PLL_EN (1 << 3)
+#define PHY_RX_OVRD_IN_LO_RX_DATA_EN		BIT(5)
+#define PHY_RX_OVRD_IN_LO_RX_PLL_EN		BIT(3)
 
 static int pcie_phy_poll_ack(struct imx6_pcie *imx6_pcie, int exp_val)
 {
-- 
2.20.1