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From: Andrew Lunn <andrew@lunn.ch>
To: Kurt Kanzenbach <kurt@linutronix.de>
Cc: Vivien Didelot <vivien.didelot@gmail.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	netdev@vger.kernel.org, Rob Herring <robh+dt@kernel.org>,
	devicetree@vger.kernel.org,
	Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	Richard Cochran <richardcochran@gmail.com>,
	Kamil Alkhouri <kamil.alkhouri@hs-offenburg.de>,
	ilias.apalodimas@linaro.org
Subject: Re: [RFC PATCH 1/9] net: dsa: Add tag handling for Hirschmann Hellcreek switches
Date: Thu, 18 Jun 2020 15:42:39 +0200	[thread overview]
Message-ID: <20200618134239.GP249144@lunn.ch> (raw)
In-Reply-To: <20200618064029.32168-2-kurt@linutronix.de>

On Thu, Jun 18, 2020 at 08:40:21AM +0200, Kurt Kanzenbach wrote:
> The Hirschmann Hellcreek TSN switches have a special tagging protocol for frames
> exchanged between the CPU port and the master interface. The format is a one
> byte trailer indicating the destination or origin port.
> 
> It's quite similar to the Micrel KSZ tagging. That's why the implementation is
> based on that code.
> 
> Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
> ---
>  include/net/dsa.h       |   2 +
>  net/dsa/Kconfig         |   6 +++
>  net/dsa/Makefile        |   1 +
>  net/dsa/tag_hellcreek.c | 101 ++++++++++++++++++++++++++++++++++++++++
>  4 files changed, 110 insertions(+)
>  create mode 100644 net/dsa/tag_hellcreek.c
> 
> diff --git a/include/net/dsa.h b/include/net/dsa.h
> index 50389772c597..2784c4851d92 100644
> --- a/include/net/dsa.h
> +++ b/include/net/dsa.h
> @@ -44,6 +44,7 @@ struct phylink_link_state;
>  #define DSA_TAG_PROTO_KSZ8795_VALUE		14
>  #define DSA_TAG_PROTO_OCELOT_VALUE		15
>  #define DSA_TAG_PROTO_AR9331_VALUE		16
> +#define DSA_TAG_PROTO_HELLCREEK_VALUE		17
>  
>  enum dsa_tag_protocol {
>  	DSA_TAG_PROTO_NONE		= DSA_TAG_PROTO_NONE_VALUE,
> @@ -63,6 +64,7 @@ enum dsa_tag_protocol {
>  	DSA_TAG_PROTO_KSZ8795		= DSA_TAG_PROTO_KSZ8795_VALUE,
>  	DSA_TAG_PROTO_OCELOT		= DSA_TAG_PROTO_OCELOT_VALUE,
>  	DSA_TAG_PROTO_AR9331		= DSA_TAG_PROTO_AR9331_VALUE,
> +	DSA_TAG_PROTO_HELLCREEK		= DSA_TAG_PROTO_HELLCREEK_VALUE,
>  };
>  
>  struct packet_type;
> diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig
> index d5bc6ac599ef..edc0c3ab6a4e 100644
> --- a/net/dsa/Kconfig
> +++ b/net/dsa/Kconfig
> @@ -121,4 +121,10 @@ config NET_DSA_TAG_TRAILER
>  	  Say Y or M if you want to enable support for tagging frames at
>  	  with a trailed. e.g. Marvell 88E6060.
>  
> +config NET_DSA_TAG_HELLCREEK
> +	tristate "Tag driver for Hirschmann Hellcreek TSN switches"
> +	help
> +	  Say Y or M if you want to enable support for tagging frames
> +	  for the Hirschmann Hellcreek TSN switches.
> +

Hi Kurt

This file is roughly in alphabetic order based on the tristate
string. Please move this before "Tag driver for Lantiq / Intel GSWIP
switches" to keep with the sorting.

Otherwise this looks good.

	  Andrew

  reply	other threads:[~2020-06-18 13:42 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-18  6:40 [RFC PATCH 0/9] Hirschmann Hellcreek DSA driver Kurt Kanzenbach
2020-06-18  6:40 ` [RFC PATCH 1/9] net: dsa: Add tag handling for Hirschmann Hellcreek switches Kurt Kanzenbach
2020-06-18 13:42   ` Andrew Lunn [this message]
2020-06-18  6:40 ` [RFC PATCH 2/9] net: dsa: Add DSA driver " Kurt Kanzenbach
2020-06-18 15:22   ` Andrew Lunn
2020-06-19  8:12     ` Kurt Kanzenbach
2020-06-18  6:40 ` [RFC PATCH 3/9] net: dsa: hellcreek: Add PTP clock support Kurt Kanzenbach
2020-06-18 15:46   ` Jakub Kicinski
2020-06-19  8:13     ` Kurt Kanzenbach
2020-06-18 17:23   ` Andrew Lunn
2020-06-19  8:26     ` Kurt Kanzenbach
2020-06-19 13:40       ` Andrew Lunn
2020-06-22 11:52         ` Kurt Kanzenbach
2020-06-24 13:03   ` Richard Cochran
2020-06-25  7:08     ` Kurt Kanzenbach
2020-06-18  6:40 ` [RFC PATCH 4/9] net: dsa: hellcreek: Add support for hardware timestamping Kurt Kanzenbach
2020-06-18  6:40 ` [RFC PATCH 5/9] net: dsa: hellcreek: Add TAPRIO offloading support Kurt Kanzenbach
2020-06-18  6:40 ` [RFC PATCH 6/9] net: dsa: hellcreek: Add debugging mechanisms Kurt Kanzenbach
2020-06-18 17:34   ` Andrew Lunn
2020-06-19  8:36     ` Kurt Kanzenbach
2020-06-19 13:42       ` Andrew Lunn
2020-06-22 12:32         ` Kurt Kanzenbach
2020-06-22 13:55           ` Andrew Lunn
2020-06-23  6:07             ` Kurt Kanzenbach
2020-06-22 14:14           ` Vladimir Oltean
2020-06-23  6:04             ` Kurt Kanzenbach
2020-06-18  6:40 ` [RFC PATCH 7/9] net: dsa: hellcreek: Add PTP status LEDs Kurt Kanzenbach
2020-06-18 17:46   ` Andrew Lunn
2020-06-19  8:45     ` Kurt Kanzenbach
2020-06-19 13:52       ` Andrew Lunn
2020-06-18  6:40 ` [RFC PATCH 8/9] dt-bindings: Add vendor prefix for Hirschmann Kurt Kanzenbach
2020-06-18  6:40 ` [RFC PATCH 9/9] dt-bindings: net: dsa: Add documentation for Hellcreek switches Kurt Kanzenbach
2020-06-18 13:47   ` Andrew Lunn
2020-06-19  8:47     ` Kurt Kanzenbach
2020-06-19 13:56       ` Andrew Lunn
2020-06-22 12:02         ` Kurt Kanzenbach
2020-06-22 13:49           ` Andrew Lunn
2020-06-23  6:09             ` Kurt Kanzenbach
2020-06-18 17:40   ` Florian Fainelli
2020-06-19  8:48     ` Kurt Kanzenbach
2020-06-22 12:05       ` Kurt Kanzenbach
2020-06-26 17:11         ` Florian Fainelli

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