diff options
| author | Shawn Lin <shawn.lin@rock-chips.com> | 2016-12-08 00:06:00 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2016-12-08 00:06:00 +0300 |
| commit | f37500b8aac47b436fe3fe3e63b7169f8eff190d (patch) | |
| tree | 357923e8f8bfb90d500ca9c0dfd9641ab0511a7a /drivers/pci | |
| parent | a45e2611b9bbd81288d97d02ce7e74a60a698d43 (diff) | |
| download | linux-f37500b8aac47b436fe3fe3e63b7169f8eff190d.tar.xz | |
PCI: rockchip: Clean up bit definitions for PCIE_RC_CONFIG_LCS
PCIE_RC_CONFIG_LCS contains control and status bits specific to the PCIe
link. The layout for this register looks the same as the existing
PCI_EXP_LNKCTL and PCI_EXP_LNKSTA. So let's reuse them.
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/host/pcie-rockchip.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/pci/host/pcie-rockchip.c b/drivers/pci/host/pcie-rockchip.c index 5ff2f698e03a..989642761877 100644 --- a/drivers/pci/host/pcie-rockchip.c +++ b/drivers/pci/host/pcie-rockchip.c @@ -141,12 +141,6 @@ #define PCIE_RC_CONFIG_DCR_CSPL_LIMIT 0xff #define PCIE_RC_CONFIG_DCR_CPLS_SHIFT 26 #define PCIE_RC_CONFIG_LCS (PCIE_RC_CONFIG_BASE + 0xd0) -#define PCIE_RC_CONFIG_LCS_RETRAIN_LINK BIT(5) -#define PCIE_RC_CONFIG_LCS_CCC BIT(6) -#define PCIE_RC_CONFIG_LCS_LBMIE BIT(10) -#define PCIE_RC_CONFIG_LCS_LABIE BIT(11) -#define PCIE_RC_CONFIG_LCS_LBMS BIT(30) -#define PCIE_RC_CONFIG_LCS_LAMS BIT(31) #define PCIE_RC_CONFIG_L1_SUBSTATE_CTRL2 (PCIE_RC_CONFIG_BASE + 0x90c) #define PCIE_RC_CONFIG_THP_CAP (PCIE_RC_CONFIG_BASE + 0x274) #define PCIE_RC_CONFIG_THP_CAP_NEXT_MASK GENMASK(31, 20) @@ -232,7 +226,7 @@ static void rockchip_pcie_enable_bw_int(struct rockchip_pcie *rockchip) u32 status; status = rockchip_pcie_read(rockchip, PCIE_RC_CONFIG_LCS); - status |= (PCIE_RC_CONFIG_LCS_LBMIE | PCIE_RC_CONFIG_LCS_LABIE); + status |= (PCI_EXP_LNKCTL_LBMIE | PCI_EXP_LNKCTL_LABIE); rockchip_pcie_write(rockchip, status, PCIE_RC_CONFIG_LCS); } @@ -241,7 +235,7 @@ static void rockchip_pcie_clr_bw_int(struct rockchip_pcie *rockchip) u32 status; status = rockchip_pcie_read(rockchip, PCIE_RC_CONFIG_LCS); - status |= (PCIE_RC_CONFIG_LCS_LBMS | PCIE_RC_CONFIG_LCS_LAMS); + status |= (PCI_EXP_LNKSTA_LBMS | PCI_EXP_LNKSTA_LABS) << 16; rockchip_pcie_write(rockchip, status, PCIE_RC_CONFIG_LCS); } @@ -581,7 +575,7 @@ static int rockchip_pcie_init_port(struct rockchip_pcie *rockchip) /* Set RC's clock architecture as common clock */ status = rockchip_pcie_read(rockchip, PCIE_RC_CONFIG_LCS); - status |= PCIE_RC_CONFIG_LCS_CCC; + status |= PCI_EXP_LNKCTL_CCC; rockchip_pcie_write(rockchip, status, PCIE_RC_CONFIG_LCS); /* Enable Gen1 training */ @@ -616,7 +610,7 @@ static int rockchip_pcie_init_port(struct rockchip_pcie *rockchip) * gen1 finished. */ status = rockchip_pcie_read(rockchip, PCIE_RC_CONFIG_LCS); - status |= PCIE_RC_CONFIG_LCS_RETRAIN_LINK; + status |= PCI_EXP_LNKCTL_RL; rockchip_pcie_write(rockchip, status, PCIE_RC_CONFIG_LCS); timeout = jiffies + msecs_to_jiffies(500); |