RE: [EXT] Re: [PATCHv5 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver.

From: Xiaowei Bao
Date: Tue Aug 13 2019 - 07:02:28 EST




> -----Original Message-----
> From: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>
> Sent: 2019年8月13日 18:04
> To: Xiaowei Bao <xiaowei.bao@xxxxxxx>
> Cc: bhelgaas@xxxxxxxxxx; M.h. Lian <minghuan.lian@xxxxxxx>; Mingkai Hu
> <mingkai.hu@xxxxxxx>; Roy Zang <roy.zang@xxxxxxx>;
> l.stach@xxxxxxxxxxxxxx; kishon@xxxxxx; tpiepho@xxxxxxxxxx; Leonard
> Crestez <leonard.crestez@xxxxxxx>; andrew.smirnov@xxxxxxxxx;
> yue.wang@xxxxxxxxxxx; hayashi.kunihiko@xxxxxxxxxxxxx;
> dwmw@xxxxxxxxxxxx; jonnyc@xxxxxxxxxx; linux-pci@xxxxxxxxxxxxxxx;
> linux-kernel@xxxxxxxxxxxxxxx; linuxppc-dev@xxxxxxxxxxxxxxxx;
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> 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@xxxxxxx>
> > ---
> > 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
> >