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

Signed-off-by: Andrey Smirnov <[email protected]>
Acked-by: Gustavo Pimentel <[email protected]>
Cc: Lorenzo Pieralisi <[email protected]>
Cc: Bjorn Helgaas <[email protected]>
Cc: Fabio Estevam <[email protected]>
Cc: Chris Healy <[email protected]>
Cc: Lucas Stach <[email protected]>
Cc: Leonard Crestez <[email protected]>
Cc: "A.s. Dong" <[email protected]>
Cc: Richard Zhu <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
---
 drivers/pci/controller/dwc/pcie-designware.c |  2 +-
 drivers/pci/controller/dwc/pcie-designware.h | 14 +++++++-------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/pci/controller/dwc/pcie-designware.c 
b/drivers/pci/controller/dwc/pcie-designware.c
index 67236379c61a..31f6331ca46f 100644
--- a/drivers/pci/controller/dwc/pcie-designware.c
+++ b/drivers/pci/controller/dwc/pcie-designware.c
@@ -306,7 +306,7 @@ void dw_pcie_disable_atu(struct dw_pcie *pci, int index,
        }
 
        dw_pcie_writel_dbi(pci, PCIE_ATU_VIEWPORT, region | index);
-       dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, ~PCIE_ATU_ENABLE);
+       dw_pcie_writel_dbi(pci, PCIE_ATU_CR2, (u32)~PCIE_ATU_ENABLE);
 }
 
 int dw_pcie_wait_for_link(struct dw_pcie *pci)
diff --git a/drivers/pci/controller/dwc/pcie-designware.h 
b/drivers/pci/controller/dwc/pcie-designware.h
index 279000255ad1..070382869685 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -41,7 +41,7 @@
 #define PORT_LOGIC_LTSSM_STATE_L0      0x11
 
 #define PCIE_LINK_WIDTH_SPEED_CONTROL  0x80C
-#define PORT_LOGIC_SPEED_CHANGE                (0x1 << 17)
+#define PORT_LOGIC_SPEED_CHANGE                BIT(17)
 #define PORT_LOGIC_LINK_WIDTH_MASK     (0x1f << 8)
 #define PORT_LOGIC_LINK_WIDTH_1_LANES  (0x1 << 8)
 #define PORT_LOGIC_LINK_WIDTH_2_LANES  (0x2 << 8)
@@ -55,8 +55,8 @@
 #define PCIE_MSI_INTR0_STATUS          0x830
 
 #define PCIE_ATU_VIEWPORT              0x900
-#define PCIE_ATU_REGION_INBOUND                (0x1 << 31)
-#define PCIE_ATU_REGION_OUTBOUND       (0x0 << 31)
+#define PCIE_ATU_REGION_INBOUND                BIT(31)
+#define PCIE_ATU_REGION_OUTBOUND       0
 #define PCIE_ATU_REGION_INDEX2         (0x2 << 0)
 #define PCIE_ATU_REGION_INDEX1         (0x1 << 0)
 #define PCIE_ATU_REGION_INDEX0         (0x0 << 0)
@@ -66,8 +66,8 @@
 #define PCIE_ATU_TYPE_CFG0             (0x4 << 0)
 #define PCIE_ATU_TYPE_CFG1             (0x5 << 0)
 #define PCIE_ATU_CR2                   0x908
-#define PCIE_ATU_ENABLE                        (0x1 << 31)
-#define PCIE_ATU_BAR_MODE_ENABLE       (0x1 << 30)
+#define PCIE_ATU_ENABLE                        BIT(31)
+#define PCIE_ATU_BAR_MODE_ENABLE       BIT(30)
 #define PCIE_ATU_LOWER_BASE            0x90C
 #define PCIE_ATU_UPPER_BASE            0x910
 #define PCIE_ATU_LIMIT                 0x914
@@ -78,7 +78,7 @@
 #define PCIE_ATU_UPPER_TARGET          0x91C
 
 #define PCIE_MISC_CONTROL_1_OFF                0x8BC
-#define PCIE_DBI_RO_WR_EN              (0x1 << 0)
+#define PCIE_DBI_RO_WR_EN              BIT(0)
 
 /*
  * iATU Unroll-specific register definitions
@@ -105,7 +105,7 @@
                ((region) << 9)
 
 #define PCIE_GET_ATU_INB_UNR_REG_OFFSET(region) \
-               (((region) << 9) | (0x1 << 8))
+               (((region) << 9) | BIT(8))
 
 #define MAX_MSI_IRQS                   256
 #define MAX_MSI_IRQS_PER_CTRL          32
-- 
2.20.1

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