Message ID | 20181120092615.11680-21-Zhiqiang.Hou@nxp.com (mailing list archive) |
---|---|
State | New, archived |
Delegated to: | Bjorn Helgaas |
Headers | show |
Series | PCI: refactor Mobiveil driver and add PCIe Gen4 driver for NXP Layerscape SoCs | expand |
reviewed-by: Minghuan Lian <Minghuan.Lian@nxp.com> > -----Original Message----- > From: Z.q. Hou > Sent: Tuesday, November 20, 2018 5:28 PM > To: linux-pci@vger.kernel.org; linux-arm-kernel@lists.infradead.org; > devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; > bhelgaas@google.com; robh+dt@kernel.org; mark.rutland@arm.com; > l.subrahmanya@mobiveil.co.in; shawnguo@kernel.org; Leo Li > <leoyang.li@nxp.com>; lorenzo.pieralisi@arm.com; > catalin.marinas@arm.com; will.deacon@arm.com > Cc: Mingkai Hu <mingkai.hu@nxp.com>; M.h. Lian > <minghuan.lian@nxp.com>; Xiaowei Bao <xiaowei.bao@nxp.com>; Z.q. Hou > <zhiqiang.hou@nxp.com> > Subject: [PATCHv2 20/25] PCI: mobiveil: add Byte and Half-Word width > register accessors > > From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com> > > 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@nxp.com> > --- > 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
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 */