diff options
author | Andrey Smirnov | 2019-02-19 12:02:40 -0800 |
---|---|---|
committer | Lorenzo Pieralisi | 2019-03-01 10:55:32 +0000 |
commit | 0e11faa48b07a063289d65363015a3d51ca4c337 (patch) | |
tree | 5657e3467bbff8029085eca39bd69678ca2b20b8 /drivers/pci | |
parent | 689e349a1a6c495bace83489753ab1c15696f869 (diff) |
PCI: dwc: Make use of BIT() in constant definitions
Avoid using explicit left shifts and convert various definitions to
use BIT() instead. No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
[lorenzo.pieralisi@arm.com: fixed PORT_LOGIC_SPEED_CHANGE redefinition]
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-pci@vger.kernel.org
Diffstat (limited to 'drivers/pci')
-rw-r--r-- | drivers/pci/controller/dwc/pci-imx6.c | 1 | ||||
-rw-r--r-- | drivers/pci/controller/dwc/pcie-designware.c | 2 | ||||
-rw-r--r-- | drivers/pci/controller/dwc/pcie-designware.h | 14 |
3 files changed, 8 insertions, 9 deletions
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index f5a16fd15be5..5ae75f25c6fc 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -121,7 +121,6 @@ struct imx6_pcie { #define PCIE_PHY_STAT_ACK_LOC 16 #define PCIE_LINK_WIDTH_SPEED_CONTROL 0x80C -#define PORT_LOGIC_SPEED_CHANGE (0x1 << 17) /* PHY registers (not memory-mapped) */ #define PCIE_PHY_ATEOVRD 0x10 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 |