linux-kernel - RE: [PATCH v10 1/4] misc: Add Synopsys DesignWare xData IP driver

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Message-ID: <DM5PR12MB18355935B0712FA5900A17A4DA539@DM5PR12MB1835.namprd12.prod.outlook.com>
Date:   Tue, 11 May 2021 09:19:37 +0000
From:   Gustavo Pimentel <Gustavo.Pimentel@...opsys.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
CC:     "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
        linux-pci <linux-pci@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Derek Kiernan <derek.kiernan@...inx.com>,
        Dragan Cvetic <dragan.cvetic@...inx.com>,
        Arnd Bergmann <arnd@...db.de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jonathan Corbet <corbet@....net>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Krzysztof Wilczyński <kw@...ux.com>
Subject: RE: [PATCH v10 1/4] misc: Add Synopsys DesignWare xData IP driver

On Tue, May 11, 2021 at 9:42:21, Geert Uytterhoeven 
<geert@...ux-m68k.org> wrote:

> Hi Gustavo,
> 
> On Mon, Mar 29, 2021 at 1:19 PM Gustavo Pimentel
> <Gustavo.Pimentel@...opsys.com> wrote:
> > Add Synopsys DesignWare xData IP driver. This driver enables/disables
> > the PCI traffic generator module pertain to the Synopsys DesignWare
> > prototype.
> >
> > Signed-off-by: Gustavo Pimentel <gustavo.pimentel@...opsys.com>
> 
> Thanks for your patch, which is now commit e8a30eef6ef6da49 ("misc: Add
> Synopsys DesignWare xData IP driver") in v5.13-rc1.
> 
> > diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
> > index f532c59..e6af9ff 100644
> > --- a/drivers/misc/Kconfig
> > +++ b/drivers/misc/Kconfig
> > @@ -402,6 +402,16 @@ config SRAM
> >  config SRAM_EXEC
> >         bool
> >
> > +config DW_XDATA_PCIE
> > +       depends on PCI
> > +       tristate "Synopsys DesignWare xData PCIe driver"
> > +       help
> > +         This driver allows controlling Synopsys DesignWare PCIe traffic
> > +         generator IP also known as xData, present in Synopsys DesignWare
> > +         PCIe Endpoint prototype.
> 
> Hence shouldn't this depend on PCIE_DW_EP, and perhaps be moved to
> drivers/pcie/?
> Or is that a driver for a different Synopsys DesignWare PCIe Endpoint?

Hi Geert,

the Synopsys DesignWare PCIe Endpoint is a different thing, although it 
has the Endpoint on the name, it's not quite like others EP drivers.

-Gustavo

> 
> Gr{oetje,eeting}s,
> 
>                         Geert
> 
> -- 
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds