diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-06-10 05:30:17 -0300 |
| commit | d635711daa98be86d4c7fd01499c34f566b54ccb (patch) | |
| tree | aa5cc3760a27c3d57146498cb82fa549547de06c /drivers/pci/host/pcie-designware.h | |
| parent | c91265cd0efb83778f015b4d4b1129bd2cfd075e (diff) | |
Linux-libre 4.6.2-gnu
Diffstat (limited to 'drivers/pci/host/pcie-designware.h')
| -rw-r--r-- | drivers/pci/host/pcie-designware.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/host/pcie-designware.h b/drivers/pci/host/pcie-designware.h index 2356d29e8..f437f9b5b 100644 --- a/drivers/pci/host/pcie-designware.h +++ b/drivers/pci/host/pcie-designware.h @@ -22,6 +22,11 @@ #define MAX_MSI_IRQS 32 #define MAX_MSI_CTRLS (MAX_MSI_IRQS / 32) +/* Parameters for the waiting for link up routine */ +#define LINK_WAIT_MAX_RETRIES 10 +#define LINK_WAIT_USLEEP_MIN 90000 +#define LINK_WAIT_USLEEP_MAX 100000 + struct pcie_port { struct device *dev; u8 root_bus_nr; @@ -76,6 +81,7 @@ int dw_pcie_cfg_read(void __iomem *addr, int size, u32 *val); int dw_pcie_cfg_write(void __iomem *addr, int size, u32 val); irqreturn_t dw_handle_msi_irq(struct pcie_port *pp); void dw_pcie_msi_init(struct pcie_port *pp); +int dw_pcie_wait_for_link(struct pcie_port *pp); int dw_pcie_link_up(struct pcie_port *pp); void dw_pcie_setup_rc(struct pcie_port *pp); int dw_pcie_host_init(struct pcie_port *pp); |