linux-kernel - Re: [PATCH V5 2/3] PCI: dwc: Cleanup DBI read and write APIs

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Date:   Fri, 21 Jun 2019 14:57:13 +0530
From:   Kishon Vijay Abraham I <kishon@...com>
To:     Vidya Sagar <vidyas@...dia.com>, <jingoohan1@...il.com>,
        <gustavo.pimentel@...opsys.com>, <lorenzo.pieralisi@....com>,
        <bhelgaas@...gle.com>, <Jisheng.Zhang@...aptics.com>,
        <thierry.reding@...il.com>
CC:     <linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <kthota@...dia.com>, <mmaddireddy@...dia.com>, <sagar.tv@...il.com>
Subject: Re: [PATCH V5 2/3] PCI: dwc: Cleanup DBI read and write APIs

Hi Vidya,

On 21/06/19 2:51 PM, Vidya Sagar wrote:
> Cleanup DBI read and write APIs by removing "__" (underscore) from their
> names as there are no no-underscore versions and the underscore versions
> are already doing what no-underscore versions typically do.
> 
> Signed-off-by: Vidya Sagar <vidyas@...dia.com>
> ---
> Changes from v4:
> * This is a new patch in this series
> 
>  drivers/pci/controller/dwc/pcie-designware.c | 16 ++++-----
>  drivers/pci/controller/dwc/pcie-designware.h | 36 ++++++++++----------
>  2 files changed, 26 insertions(+), 26 deletions(-)
> 
> diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c
> index 9d7c51c32b3b..5d22028d854e 100644
> --- a/drivers/pci/controller/dwc/pcie-designware.c
> +++ b/drivers/pci/controller/dwc/pcie-designware.c
> @@ -52,8 +52,8 @@ int dw_pcie_write(void __iomem *addr, int size, u32 val)
>  	return PCIBIOS_SUCCESSFUL;
>  }
>  
> -u32 __dw_pcie_read_dbi(struct dw_pcie *pci, void __iomem *base, u32 reg,
> -		       size_t size)
> +u32 dw_pcie_read_dbi(struct dw_pcie *pci, void __iomem *base, u32 reg,
> +		     size_t size)

The "base" here was added when we used the same API for both dbi_base and
dbi_base2. Now that we have separate APIs, we should be able to remove that.

Thanks
Kishon