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SubjectRe: [PATCHv3 20/27] PCI: mobiveil: add Byte and Half-Word width register accessors
On Tue, Jan 29, 2019 at 1:40 PM Z.q. Hou <zhiqiang.hou@nxp.com> wrote:
>
> 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>
> Reviewed-by: Minghuan Lian <Minghuan.Lian@nxp.com>
> ---
> V3:
> - 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
>
Reviewed-by: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in>

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