Re: [PATCH net-next 2/2] net: ethernet: Initial driver for Synopsys DWC XLGMAC

From	Pavel Machek <pavel@ucw.cz>
Newsgroups	linux.kernel
Subject	Re: [PATCH net-next 2/2] net: ethernet: Initial driver for Synopsys DWC XLGMAC
Date	2016-12-08 23:00 +0100
Message-ID	<sMeTo-30n-5@gated-at.bofh.it> (permalink)
References	<sLByF-2XJ-1@gated-at.bofh.it> <sLBIl-3hz-13@gated-at.bofh.it> <sLH1o-6KF-25@gated-at.bofh.it> <sMeTo-30n-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

[Multipart message — attachments visible in raw view] - view raw

On Thu 2016-12-08 13:58:47, Jie Deng wrote:
> 
> 
> On 2016/12/7 17:48, Pavel Machek wrote:
> > Hi!
> >
> >> This patch provides the initial driver for 25/40/50/100 GbE
> >> devices using Synopsys DWC Enterprise Ethernet (XLGMAC)
> >>
> >> Signed-off-by: Jie Deng <jiedeng@synopsys.com>
> > I trust this is different hardware from stmmac?
> Yes, different hardware. Currently,  Synopsys has several Ethernet IP cores. But
> drivers for these hardwares are scattered in different places. I really hope
> that they can be centralized into driver/net/ethernet/synopsys for maintenance.
> This makes things easy for others to find the corresponding drivers.
>     - QoS
>         drivers/net/ethernet/synopsys/dwc_eth_qos.c
>         drivers/net/ethernet/stmicro/stmmac/          
>     - XGMAC
>         driver/net/ethernet/amd/xgbe/
>     - XLGMAC
>         No driver for this hardware in mainline at present.


> >> diff --git a/MAINTAINERS b/MAINTAINERS
> >> index 331f6af..738f818 100644
> >> --- a/MAINTAINERS
> >> +++ b/MAINTAINERS
> >> @@ -10639,6 +10639,12 @@ S: Supported
> >>  F: Documentation/devicetree/bindings/net/snps,dwc-qos-ethernet.txt
> >>  F: drivers/net/ethernet/synopsys/dwc_eth_qos.c
> >>  
> >> +SYNOPSYS DESIGNWARE ENTERPRISE ETHERNET (XLGMAC) DRIVER
> >> +M:	jiedeng <jiedeng@synopsys.com>
> > Jie Deng here?
> Oh, should be Jie Deng here. Thank you!
> >
> >> @@ -0,0 +1,228 @@
> >> +/*
> >> + * Synopsys DesignWare Ethernet Driver
> > Your patch title names hardware differently...?
> Yes, currently, it should be XLGMAC driver. I extracted the parts can be shared
> for different Synopsys IPs.
> 
> The XLGMAC driver can be divided into three parts
> 
> - The DWC ethernet core layer (DWC ECL):
> Currently, it supports XLGMAC. But I think this part can be shared for different
> Synopsys IPs.
> 
> - The DWC MAC HW adapter layer (DWC MHAL):
> This part was designed to include special support for a specific MAC IP.
> Currently, XLGMAC, and I think we can add
> something to support XGMAC and QoS in the future.
> 
> - The glue adapter layer (GAL)

Ok, thanks for description. Hopefully it can be merged in a way that
is not too confusing...

Best regards,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

Thread

[PATCH net-next 0/2] Initial driver for Synopsys DWC XLGMAC Jie Deng <Jie.Deng1@synopsys.com> - 2016-12-07 05:00 +0100
  Re: [PATCH net-next 2/2] net: ethernet: Initial driver for Synopsys  DWC XLGMAC Pavel Machek <pavel@ucw.cz> - 2016-12-07 10:50 +0100
    Re: [PATCH net-next 2/2] net: ethernet: Initial driver for Synopsys  DWC XLGMAC Pavel Machek <pavel@ucw.cz> - 2016-12-08 23:00 +0100
  Re: [PATCH net-next 0/2] Initial driver for Synopsys DWC XLGMAC Alexandre Torgue <alexandre.torgue@st.com> - 2016-12-08 17:10 +0100
    Re: [PATCH net-next 0/2] Initial driver for Synopsys DWC XLGMAC Jie Deng <Jie.Deng1@synopsys.com> - 2016-12-09 05:50 +0100
  Re: [PATCH net-next 0/2] Initial driver for Synopsys DWC XLGMAC Carlos Palminha <CARLOS.PALMINHA@synopsys.com> - 2016-12-09 16:20 +0100

csiph-web