linux-kernel - RE: [EXT] Re: [PATCHv5 1/2] PCI: layerscape: Add the bar_fixed

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Message-ID: <AM5PR04MB32995F572C3FB85B35E52563F5D20@AM5PR04MB3299.eurprd04.prod.outlook.com>
Date:   Tue, 13 Aug 2019 11:02:19 +0000
From:   Xiaowei Bao <xiaowei.bao@....com>
To:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>
CC:     "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "M.h. Lian" <minghuan.lian@....com>,
        Mingkai Hu <mingkai.hu@....com>, Roy Zang <roy.zang@....com>,
        "l.stach@...gutronix.de" <l.stach@...gutronix.de>,
        "kishon@...com" <kishon@...com>,
        "tpiepho@...inj.com" <tpiepho@...inj.com>,
        Leonard Crestez <leonard.crestez@....com>,
        "andrew.smirnov@...il.com" <andrew.smirnov@...il.com>,
        "yue.wang@...ogic.com" <yue.wang@...ogic.com>,
        "hayashi.kunihiko@...ionext.com" <hayashi.kunihiko@...ionext.com>,
        "dwmw@...zon.co.uk" <dwmw@...zon.co.uk>,
        "jonnyc@...zon.com" <jonnyc@...zon.com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: RE: [EXT] Re: [PATCHv5 1/2] PCI: layerscape: Add the bar_fixed_64bit
 property in EP driver.



> -----Original Message-----
> From: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
> Sent: 2019年8月13日 18:04
> To: Xiaowei Bao <xiaowei.bao@....com>
> Cc: bhelgaas@...gle.com; M.h. Lian <minghuan.lian@....com>; Mingkai Hu
> <mingkai.hu@....com>; Roy Zang <roy.zang@....com>;
> l.stach@...gutronix.de; kishon@...com; tpiepho@...inj.com; Leonard
> Crestez <leonard.crestez@....com>; andrew.smirnov@...il.com;
> yue.wang@...ogic.com; hayashi.kunihiko@...ionext.com;
> dwmw@...zon.co.uk; jonnyc@...zon.com; linux-pci@...r.kernel.org;
> linux-kernel@...r.kernel.org; linuxppc-dev@...ts.ozlabs.org;
> linux-arm-kernel@...ts.infradead.org
> Subject: [EXT] Re: [PATCHv5 1/2] PCI: layerscape: Add the bar_fixed_64bit
> property in EP driver.
> 
> Caution: EXT Email
> 
> git log --oneline --follow drivers/pci/controller/dwc/pci-layerscape.c
> 
> Do you see any commit with a $SUBJECT ending with a period ?
> 
> There is not. So remove it from yours too.
OK, thanks a lot, I will remove it in the next version patch, I have to get the approved
Form IT team of our company. 
> 
> On Tue, Aug 13, 2019 at 02:28:39PM +0800, Xiaowei Bao wrote:
> > The PCIe controller of layerscape just have 4 BARs, BAR0 and BAR1 is
> > 32bit, BAR2 and BAR4 is 64bit, this is determined by hardware, so set
> > the bar_fixed_64bit with 0x14.
> >
> > Signed-off-by: Xiaowei Bao <xiaowei.bao@....com>
> > ---
> > v2:
> >  - Replace value 0x14 with a macro.
> > v3:
> >  - No change.
> > v4:
> >  - send the patch again with '--to'.
> > v5:
> >  - fix the commit message.
> >
> >  drivers/pci/controller/dwc/pci-layerscape-ep.c | 1 +
> >  1 file changed, 1 insertion(+)
> 
> scripts/get_maintainer.pl -f drivers/pci/controller/dwc/pci-layerscape-ep.c
> Now, with the output you get justify all the people you send this email to.
> 
> So, again, trim the CC list and it is the last time I tell you.
Do you mean that I use scripts/get_maintainer.pl -f drivers/pci/controller/
dwc/pci-layerscape-ep.c to get the mail list who I need to send? I use the
command of ' scripts/get_maintainer.pl *.patch' to get the mail list before.
If yes, I will use the command that you provided. Thanks a lot.
> 
> Before sending patches on mailing lists use git --dry-run to check the emails
> you are sending.
> 
> Thanks,
> Lorenzo
> 
> > diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c
> > b/drivers/pci/controller/dwc/pci-layerscape-ep.c
> > index be61d96..ca9aa45 100644
> > --- a/drivers/pci/controller/dwc/pci-layerscape-ep.c
> > +++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c
> > @@ -44,6 +44,7 @@ static const struct pci_epc_features
> ls_pcie_epc_features = {
> >       .linkup_notifier = false,
> >       .msi_capable = true,
> >       .msix_capable = false,
> > +     .bar_fixed_64bit = (1 << BAR_2) | (1 << BAR_4),
> >  };
> >
> >  static const struct pci_epc_features*
> > --
> > 2.9.5
> >