linux-kernel - Re: [PATCHv3 05/27] PCI: mobiveil: correct PCI base address in MEM/IO outbound windows

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Message-ID: <CAFZiPx1eiMYgpaT4q219hcfOGqBB1XkZvX5xjAM5mApiMSVMxw@mail.gmail.com>
Date:   Tue, 5 Feb 2019 11:36:56 +0530
From:   Subrahmanya Lingappa <l.subrahmanya@...iveil.co.in>
To:     "Z.q. Hou" <zhiqiang.hou@....com>
Cc:     "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        Leo Li <leoyang.li@....com>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>,
        Mingkai Hu <mingkai.hu@....com>,
        "M.h. Lian" <minghuan.lian@....com>,
        Xiaowei Bao <xiaowei.bao@....com>
Subject: Re: [PATCHv3 05/27] PCI: mobiveil: correct PCI base address in MEM/IO
 outbound windows

Reviewed-by: Subrahmanya Lingappa <l.subrahmanya@...iveil.co.in>

On Tue, Jan 29, 2019 at 1:39 PM Z.q. Hou <zhiqiang.hou@....com> wrote:
>
> From: Hou Zhiqiang <Zhiqiang.Hou@....com>
>
> It should get PCI base address from the DT node property 'ranges'
> to setup MEM/IO outbound windows instead of always zero.
>
> Fixes: 9af6bcb11e12 ("PCI: mobiveil: Add Mobiveil PCIe Host Bridge
> IP driver")
> Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@....com>
> Reviewed-by: Minghuan Lian <Minghuan.Lian@....com>
> ---
> V3:
>  - No change
>
>  drivers/pci/controller/pcie-mobiveil.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c
> index a0dd337c6214..8ff873023b5f 100644
> --- a/drivers/pci/controller/pcie-mobiveil.c
> +++ b/drivers/pci/controller/pcie-mobiveil.c
> @@ -630,8 +630,9 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie)
>
>                 /* configure outbound translation window */
>                 program_ob_windows(pcie, pcie->ob_wins_configured,
> -                                  win->res->start, 0, type,
> -                                  resource_size(win->res));
> +                                  win->res->start,
> +                                  win->res->start - win->offset,
> +                                  type, resource_size(win->res));
>         }
>
>         /* setup MSI hardware registers */
> --
> 2.17.1
>