reviewed-by: Minghuan Lian <Minghuan.Lian@xxxxxxx> > -----Original Message----- > From: Z.q. Hou > Sent: Tuesday, November 20, 2018 5:28 PM > To: linux-pci@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; > devicetree@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; > bhelgaas@xxxxxxxxxx; robh+dt@xxxxxxxxxx; mark.rutland@xxxxxxx; > l.subrahmanya@xxxxxxxxxxxxxx; shawnguo@xxxxxxxxxx; Leo Li > <leoyang.li@xxxxxxx>; lorenzo.pieralisi@xxxxxxx; > catalin.marinas@xxxxxxx; will.deacon@xxxxxxx > Cc: Mingkai Hu <mingkai.hu@xxxxxxx>; M.h. Lian > <minghuan.lian@xxxxxxx>; Xiaowei Bao <xiaowei.bao@xxxxxxx>; Z.q. Hou > <zhiqiang.hou@xxxxxxx> > Subject: [PATCHv2 20/25] PCI: mobiveil: add Byte and Half-Word width > register accessors > > From: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx> > > As there are some Byte and Half-Work width registers in PCIe configuration > space, add Byte and Half-Word width register accessors. > > Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx> > --- > V2: > - no change > > .../pci/controller/mobiveil/pcie-mobiveil.h | 20 +++++++++++++++++++ > 1 file changed, 20 insertions(+) > > diff --git a/drivers/pci/controller/mobiveil/pcie-mobiveil.h > b/drivers/pci/controller/mobiveil/pcie-mobiveil.h > index 81685840b378..933c2f34bc52 100644 > --- a/drivers/pci/controller/mobiveil/pcie-mobiveil.h > +++ b/drivers/pci/controller/mobiveil/pcie-mobiveil.h > @@ -181,9 +181,29 @@ static inline u32 csr_readl(struct mobiveil_pcie *pcie, > u32 off) > return csr_read(pcie, off, 0x4); > } > > +static inline u32 csr_readw(struct mobiveil_pcie *pcie, u32 off) { > + return csr_read(pcie, off, 0x2); > +} > + > +static inline u32 csr_readb(struct mobiveil_pcie *pcie, u32 off) { > + return csr_read(pcie, off, 0x1); > +} > + > static inline void csr_writel(struct mobiveil_pcie *pcie, u32 val, u32 off) { > csr_write(pcie, val, off, 0x4); > } > > +static inline void csr_writew(struct mobiveil_pcie *pcie, u32 val, u32 > +off) { > + csr_write(pcie, val, off, 0x2); > +} > + > +static inline void csr_writeb(struct mobiveil_pcie *pcie, u32 val, u32 > +off) { > + csr_write(pcie, val, off, 0x1); > +} > + > #endif /* _PCIE_MOBIVEIL_H */ > -- > 2.17.1