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[68.228.73.187]) by smtp.gmail.com with ESMTPSA id u186sm4872338pfu.51.2019.01.17.21.07.07 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 17 Jan 2019 21:07:08 -0800 (PST) Subject: Re: [PATCH net-next 0/8] net: mscc: PTP offloading support To: Antoine Tenart , davem@davemloft.net, alexandre.belloni@bootlin.com, UNGLinuxDriver@microchip.com, ralf@linux-mips.org, paul.burton@mips.com, jhogan@kernel.org Cc: netdev@vger.kernel.org, linux-mips@vger.kernel.org, thomas.petazzoni@bootlin.com, quentin.schulz@bootlin.com, allan.nielsen@microchip.com References: <20190117100212.2336-1-antoine.tenart@bootlin.com> From: Florian Fainelli Openpgp: preference=signencrypt Autocrypt: addr=f.fainelli@gmail.com; keydata= mQENBFPAG8ABCAC3EO02urEwipgbUNJ1r6oI2Vr/+uE389lSEShN2PmL3MVnzhViSAtrYxeT M0Txqn1tOWoIc4QUl6Ggqf5KP6FoRkCrgMMTnUAINsINYXK+3OLe7HjP10h2jDRX4Ajs4Ghs JrZOBru6rH0YrgAhr6O5gG7NE1jhly+EsOa2MpwOiXO4DE/YKZGuVe6Bh87WqmILs9KvnNrQ PcycQnYKTVpqE95d4M824M5cuRB6D1GrYovCsjA9uxo22kPdOoQRAu5gBBn3AdtALFyQj9DQ KQuc39/i/Kt6XLZ/RsBc6qLs+p+JnEuPJngTSfWvzGjpx0nkwCMi4yBb+xk7Hki4kEslABEB AAG0KEZsb3JpYW4gRmFpbmVsbGkgPGZhaW5lbGxpQGJyb2FkY29tLmNvbT6JAccEEAECALEF AlPAG9YXCgABv0jL/n0t8VEFmtDa8j7qERo7AN0gFAAAAAAAFgABa2V5LXVzYWdlLW1hc2tA cGdwLmNvbY4wFIAAAAAAIAAHcHJlZmVycmVkLWVtYWlsLWVuY29kaW5nQHBncC5jb21wZ3Bt aW1lCAsJCAcDAgEKAhkBBReAAAAAGRhsZGFwOi8va2V5cy5icm9hZGNvbS5jb20FGwMAAAAD FgIBBR4BAAAABBUICQoACgkQgTG1xCm8ZqD+Dgf9HhhzqvJYIPomNeg+ll7/TbzWb871E+HQ TaufJQFQwLEbgdFSZO2uj4UqfDpCyTwtHTVMJogWt3pCAE1sadeIY8OlT6918ofKIl8AiHj2 BlfL7ASZ5wzkRMt/4TZoinq9O1tPEynb5G6PdZTV3UQtmSGnpt2EOu7KtRJsnThBiXoOO9TJ Asg4vXJ0ZM1y/MPhQlZbPCHQZFe1gaVWBPLGnLyWyeprqgSLWHaGqrUhlfK1sLuJK1bjYDCI NetK0pS4cA4ZJgogr5FrtV64R19zLl02mt/Yj7rAmjC3ZBuwVi3V35kD8Kd4d9QM2apsiILV bzGbtVCSUgvxI+1SsJEm3bkBDQRTwBvBAQgArGvvWip77T4xgJztZp9YRylAcVTC9gtx0Gg6 eYk/EPANGm9TkuGpI++T/Il2H2TjFQNC7eubWohbYj0+6Tmf8nP+VmyobDxPXcMrK7x4xy9o D+Kub2Vf0SXbsM8fL/SqzGbFWZSm73L1L4GZoxvYIz0i7LExYSX2u5YVLaMBaH9HwKt2cvr7 MuTrRHtcbOZImoXT29g2UnoF1uwxYNeRhZY/lRvVkkY0lDipPuDwg3SpfHMtCybPq1uAswQd gEbHzRsEXwCR1OF3pIuGt4I3tSEhH/k1caqi0BlqjbGUOkku44xC2gf1ZU267FBBkdV3yJ/7 KnrJEnkMCYhS3kII9wARAQABiQJBBBgBAgErBQJTwBvCBRsMAAAAwF0gBBkBCAAGBQJTwBvB AAoJEJNgBqiYLw9VDRUIAJaTef6hsUAESnlGDpC+ymL2RZdzAJx9lXjU4hhaFcyhznuyyMJq d3mehmLxsqDRvHDiqyD71w2Bnc838MVZw0pwBPdnb/h9Ocmp0lL/9hwSGWvy4az5lYVyoA9u 14UIzh0YNGu6jr0isd/LJAbHXqwJwWWs3y8PTrpEp68V6lv+aXt5gR03lJEAvIR1Awp4JJ/e Z5y12gQISp0X8xal9YhhDWER92YLYrO2b6Hc2S31lAupzfCw8lmZsP1PRz1GmF/KmDD9J9N/ b8IehhWQqrBQjMjn2K2XkvN75HnAMHKFYfHZR3ZHtK52ZP1crV7THtbtrnPXVDq+vO4QPmdC +SEACgkQgTG1xCm8ZqC6BwgAl3kRh7oozpjpG8jpO8en5CBtTl3G+OpKJK9qbQyzdCsuJ0K1 qe1wZPZbP/Y+VtmqSgnExBzjStt9drjFBK8liPQZalp2sMlS9S7csSy6cMLF1auZubAZEqpm tpXagbtgR12YOo57Reb83F5KhtwwiWdoTpXRTx/nM0cHtjjrImONhP8OzVMmjem/B68NY++/ qt0F5XTsP2zjd+tRLrFh3W4XEcLt1lhYmNmbJR/l6+vVbWAKDAtcbQ8SL2feqbPWV6VDyVKh ya/EEq0xtf84qEB+4/+IjCdOzDD3kDZJo+JBkDnU3LBXw4WCw3QhOXY+VnhOn2EcREN7qdAK w0j9Sw== Message-ID: Date: Thu, 17 Jan 2019 21:07:05 -0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190117100212.2336-1-antoine.tenart@bootlin.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-mips-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org On 1/17/2019 2:02 AM, Antoine Tenart wrote: > Hi all, > > This series adds support for the PTP offloading support in the Mscc > Ocelot Ethernet switch driver. Both PTP 1-step and 2-step modes are > supported. > > In order to make use of the PTP offloading support, two new register > banks were described in the Ocelot device tree. The use of those > registers by the Mscc Ocelot Ethernet switch driver is made optional for > dt compatibility reasons. For the same reason a new interrupt is > described, and its use is also made optinal for compatibility reasons. > All of this is done ine patches 1-5. > > The PTP offloading support itself is added in patch 8. > > While doing this support, a few reworks were done in the Ocelot switch > driver, in patches 6-7. > > Patches 2 and 4 should probably go through the MIPS tree. Looks like you missed copying netdev on this patch series, do you mind re-sending there as well? > > Thanks! > Antoine > > Antoine Tenart (8): > Documentation/bindings: net: ocelot: document the VCAP and PTP banks > MIPS: dts: mscc: describe VCAP and PTP register ranges > Documentation/bindings: net: ocelot: document the PTP ready IRQ > MIPS: dts: mscc: describe the PTP ready interrupt > net: mscc: describe the VCAP and PTP register ranges > net: mscc: improve the frame header parsing readability > net: mscc: remove the frame_info cpuq member > net: mscc: PTP offloading support > > .../devicetree/bindings/net/mscc-ocelot.txt | 22 +- > arch/mips/boot/dts/mscc/ocelot.dtsi | 14 +- > drivers/net/ethernet/mscc/ocelot.c | 509 +++++++++++++++++- > drivers/net/ethernet/mscc/ocelot.h | 55 +- > drivers/net/ethernet/mscc/ocelot_board.c | 150 +++++- > drivers/net/ethernet/mscc/ocelot_ptp.h | 41 ++ > drivers/net/ethernet/mscc/ocelot_regs.c | 22 + > drivers/net/ethernet/mscc/ocelot_vcap.h | 104 ++++ > 8 files changed, 877 insertions(+), 40 deletions(-) > create mode 100644 drivers/net/ethernet/mscc/ocelot_ptp.h > create mode 100644 drivers/net/ethernet/mscc/ocelot_vcap.h > -- Florian