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Date: Mon, 24 Feb 2020 12:38:14 +0200 From: Vladimir Oltean <olteanv@...il.com> To: Horatiu Vultur <horatiu.vultur@...rochip.com> Cc: Alexandre Belloni <alexandre.belloni@...tlin.com>, Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>, Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com>, Ralf Baechle <ralf@...ux-mips.org>, Paul Burton <paul.burton@...s.com>, James Hogan <jhogan@...nel.org>, "David S. Miller" <davem@...emloft.net>, linux-mips@...r.kernel.org, devicetree@...r.kernel.org, lkml <linux-kernel@...r.kernel.org>, netdev <netdev@...r.kernel.org> Subject: Re: [PATCH net-next v3 1/2] net: mscc: ocelot: Add support for tcam Hi Horatiu, On Fri, 31 May 2019 at 10:18, Horatiu Vultur <horatiu.vultur@...rochip.com> wrote: > > Add ACL support using the TCAM. Using ACL it is possible to create rules > in hardware to filter/redirect frames. > > Signed-off-by: Horatiu Vultur <horatiu.vultur@...rochip.com> > --- > arch/mips/boot/dts/mscc/ocelot.dtsi | 5 +- > drivers/net/ethernet/mscc/Makefile | 2 +- > drivers/net/ethernet/mscc/ocelot.c | 13 + > drivers/net/ethernet/mscc/ocelot.h | 8 + > drivers/net/ethernet/mscc/ocelot_ace.c | 777 +++++++++++++++++++++++++++++++ > drivers/net/ethernet/mscc/ocelot_ace.h | 227 +++++++++ > drivers/net/ethernet/mscc/ocelot_board.c | 1 + > drivers/net/ethernet/mscc/ocelot_regs.c | 11 + > drivers/net/ethernet/mscc/ocelot_s2.h | 64 +++ > drivers/net/ethernet/mscc/ocelot_vcap.h | 403 ++++++++++++++++ > 10 files changed, 1508 insertions(+), 3 deletions(-) > create mode 100644 drivers/net/ethernet/mscc/ocelot_ace.c > create mode 100644 drivers/net/ethernet/mscc/ocelot_ace.h > create mode 100644 drivers/net/ethernet/mscc/ocelot_s2.h > create mode 100644 drivers/net/ethernet/mscc/ocelot_vcap.h > I was testing this functionality and it looks like the MAC_ETYPE keys (src_mac, dst_mac) only match non-IP frames. Example, this rule doesn't drop ping traffic: tc qdisc add dev swp0 clsact tc filter add dev swp0 ingress flower skip_sw dst_mac 96:e1:ef:64:1b:44 action drop Would it be possible to do anything about that? Thanks, -Vladimir
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