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PCI: designware: Export dw_pcie_readl_rc(), dw_pcie_writel_rc()

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Export dw_pcie_readl_rc() and dw_pcie_writel_rc().  Many other drivers can
use these instead of implementing their own versions.  No functional change
intended.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2016-10-06 13:25:47 -05:00
parent ad88021894
commit 8ad7501934
2 changed files with 4 additions and 2 deletions
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4
drivers/pci/host/pcie-designware.c
View File

@ -141,7 +141,7 @@ int dw_pcie_cfg_write(void __iomem *addr, int size, u32 val)
return PCIBIOS_SUCCESSFUL;
}
static inline u32 dw_pcie_readl_rc(struct pcie_port *pp, u32 reg)
u32 dw_pcie_readl_rc(struct pcie_port *pp, u32 reg)
{
if (pp->ops->readl_rc)
return pp->ops->readl_rc(pp, reg);
@ -149,7 +149,7 @@ static inline u32 dw_pcie_readl_rc(struct pcie_port *pp, u32 reg)
return readl(pp->dbi_base + reg);
}
static inline void dw_pcie_writel_rc(struct pcie_port *pp, u32 reg, u32 val)
void dw_pcie_writel_rc(struct pcie_port *pp, u32 reg, u32 val)
{
if (pp->ops->writel_rc)
pp->ops->writel_rc(pp, reg, val);

2
drivers/pci/host/pcie-designware.h
View File

@ -72,6 +72,8 @@ struct pcie_host_ops {
int (*msi_host_init)(struct pcie_port *pp, struct msi_controller *chip);
};
u32 dw_pcie_readl_rc(struct pcie_port *pp, u32 reg);
void dw_pcie_writel_rc(struct pcie_port *pp, u32 reg, u32 val);
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);