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PCI: mobiveil: Add 8-bit and 16-bit CSR register accessors

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There are some 8-bit and 16-bit registers in PCIe configuration
space, so add these accessors accordingly.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Reviewed-by: Minghuan Lian <Minghuan.Lian@nxp.com>
Reviewed-by: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in>
Reviewed-by: Andrew Murray <amurray@thegoodpenguin.co.uk>
This commit is contained in:
Hou Zhiqiang 2020-02-13 12:06:39 +08:00 committed by Lorenzo Pieralisi
parent 52cae4c708
commit 029dea3cdc
1 changed files with 23 additions and 0 deletions
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23
drivers/pci/controller/mobiveil/pcie-mobiveil.h
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@ -182,10 +182,33 @@ static inline u32 mobiveil_csr_readl(struct mobiveil_pcie *pcie, u32 off)
return mobiveil_csr_read(pcie, off, 0x4);
}
static inline u16 mobiveil_csr_readw(struct mobiveil_pcie *pcie, u32 off)
{
return mobiveil_csr_read(pcie, off, 0x2);
}
static inline u8 mobiveil_csr_readb(struct mobiveil_pcie *pcie, u32 off)
{
return mobiveil_csr_read(pcie, off, 0x1);
}
static inline void mobiveil_csr_writel(struct mobiveil_pcie *pcie, u32 val,
u32 off)
{
mobiveil_csr_write(pcie, val, off, 0x4);
}
static inline void mobiveil_csr_writew(struct mobiveil_pcie *pcie, u16 val,
u32 off)
{
mobiveil_csr_write(pcie, val, off, 0x2);
}
static inline void mobiveil_csr_writeb(struct mobiveil_pcie *pcie, u8 val,
u32 off)
{
mobiveil_csr_write(pcie, val, off, 0x1);
}
#endif /* _PCIE_MOBIVEIL_H */