[Arm-dev] Add Marvell Armada7k8k NIC (mvpp2) support patches

Marcin Wojtas mw at semihalf.com
Tue Oct 2 09:48:13 UTC 2018


Hi Johnny,

pt., 28 wrz 2018 o 15:56 Marcin Wojtas <mw at semihalf.com> napisał(a):
>
> Hi Johnny,
>
> Thank you for the information.
>
> pt., 28 wrz 2018 o 13:02 Johnny Hughes <johnny at centos.org> napisał(a):
> >
> > Marcin,
> >
> > I have added these patches to the new kernel that I am going to release
> > later today.
> >
> > There seemed to be some new config entries (other than just the 3 you
> > specified).  I think I enabled everything and created modules for them
> > for aarch64.
> >
> > Please take a look at the new kernel and make sure the config is like
> > you want it.
> >
> > kernel-alt-4.14.0-49.13.1.el7a.src.rpm on target c7.1804.u.aarch64
>
> I checked the config in the build.log and everything seems in place.
>
> >
> > (It should be signed and released in a couple hours, I am still going to
> > do a boot test on a real machine .. I already booted it in a VM)
> >
>
> What will be the easiest way to test it? Do you publish some kind of
> daily build isos, that one can burn and install?
>

Is the new build available publicly? What is the easiest way to try it
out on my target machine?

Thanks,
Marcin

> Best regards,
> Marcin
>
> > Thanks,
> > Johnny Hughes
> >
> > On 09/11/2018 08:34 AM, Marcin Wojtas wrote:
> > > Hi Johny,
> > >
> > > Were you able to take a look at the patches?
> > >
> > > Best regards,
> > > Marcin
> > >
> > > wt., 4 wrz 2018 o 18:22 Marcin Wojtas <mw at semihalf.com
> > > <mailto:mw at semihalf.com>> napisał(a):
> > >
> > >     Hi Johnny,
> > >
> > >     I attach all patches, they will easily apply (git am centos_mvpp2/*)
> > >     onto v4.14.0 baseline. Also a kernel-alt-4.14.0-aarch64.config file
> > >     must be updated with following additions:
> > >     +CONFIG_ARCH_MVEBU=y
> > >     +CONFIG_MVPP2=m
> > >     +CONFIG_MARVELL_10G_PHY=m
> > >
> > >     For reference I attach the config file as well (I took
> > >     kernel-alt-4.14.0-aarch64.config from top of c7-alt branch to v4.14.0
> > >     baseline, enabled 3 configs as above and saved).
> > >
> > >     Please let know if you need any help. About testing, what would be the
> > >     easiest way to try full centos image with the kernel?
> > >     Install the latest available iso from:
> > >     http://mirror.centos.org/altarch/7/isos/aarch64/
> > >     and run kernel update? Or a different way is recommended?
> > >
> > >     Thanks,
> > >     Marcin
> > >
> > >     wt., 4 wrz 2018 o 15:00 Johnny Hughes <johnny at centos.org
> > >     <mailto:johnny at centos.org>> napisał(a):
> > >     >
> > >     > On 09/03/2018 09:24 AM, Marcin Wojtas wrote:
> > >     > > Hi Jim,
> > >     > >
> > >     > > I've prepared list of mainline patches, that smoothely apply onto
> > >     > > v4.14 baseline. The NIC is working with ACPI as expected.
> > >     > > Because it's not clear to me, how patches should be submitted
> > >     (please
> > >     > > see my questions from previous emails), below you can find a full
> > >     > > list.
> > >     > >
> > >     > > Please let know, how can we proceed from here and how possibly
> > >     could I
> > >     > > test real Centos image with patches applied.
> > >     > >
> > >     > > Thanks,
> > >     > > Marcin
> > >     > >
> > >     > > ====== LIST of MVPP2 Patches ======
> > >     > > 38c5eb93aca9 net: mvpp2: remove useless goto (v4.15-rc1)
> > >     > > 2d1d7df8a365 net: mvpp2: set the Rx FIFO size depending on the
> > >     port speeds for
> > >     > > PPv2.2 (v4.15-rc1)
> > >     > > 7c10f9742d76 net: mvpp2: initialize the Tx FIFO size (v4.15-rc1)
> > >     > > 1d7d15d79fb4 net: mvpp2: initialize the RSS tables (v4.15-rc1)
> > >     > > 1d17db08c056 net: mvpp2: limit TSO segments and use stop/wake
> > >     thresholds
> > >     > > (v4.15-rc1)
> > >     > > 02856a3ba633 net: mvpp2: use the aggr txq size define everywhere
> > >     (v4.15-rc1)
> > >     > > 6eb5d375cefc net: mvpp2: simplify the Tx desc set DMA logic
> > >     (v4.15-rc1)
> > >     > > 118d6298f6f0 net: mvpp2: add ethtool GOP statistics (v4.15-rc1)
> > >     > > e5c500eb298a net: mvpp2: fix GOP statistics loop start and stop
> > >     conditions
> > >     > > (v4.15-rc1)
> > >     > > ba2d8d887d96 net: mvpp2: fix the txq_init error path (v4.15-rc2)
> > >     > > 26146b0e6b68 net: mvpp2: cleanup probed ports in the probe error
> > >     path
> > >     > > (v4.15-rc2)
> > >     > > e749aca84b10 net: mvpp2: do not disable GMAC padding (v4.15-rc2)
> > >     > > 76e583c5f50e net: mvpp2: check ethtool sets the Tx ring size is
> > >     to a valid min
> > >     > > value (v4.15-rc2)
> > >     > > a154f8e399a0 net: mvpp2: allocate zeroed tx descriptors (v4.15-rc3)
> > >     > > 8a7b741e76cd net: mvpp2: fix the RSS table entry offset (v4.15-rc3)
> > >     > > b70d4a5195c7 net: mvpp2: only free the TSO header buffers when
> > >     it was allocated
> > >     > > (v4.16-rc1)
> > >     > > 7cf87e4a5c2b net: mvpp2: split the max ring size from the
> > >     default one
> > >     > > (v4.16-rc1)
> > >     > > 385c284fee84 net: mvpp2: align values in ethtool get_coalesce
> > >     (v4.16-rc1)
> > >     > > 24b28ccb8575 net: mvpp2: report the tx-usec coalescing
> > >     information to ethtool
> > >     > > (v4.16-rc1)
> > >     > > 86162281c25f net: mvpp2: adjust the coalescing parameters
> > >     (v4.16-rc1)
> > >     > > babe2dbb28e7 device property: Introduce fwnode_get_mac_address()
> > >     (v4.16-rc1)
> > >     > > b28f263b8670 device property: Introduce fwnode_get_phy_mode()
> > >     (v4.16-rc1)
> > >     > > 7c6c57f2ab2c device property: Introduce fwnode_irq_get() (v4.16-rc1)
> > >     > > 3395de96ae59 device property: Allow iterating over available
> > >     child fwnodes
> > >     > > (v4.16-rc1)
> > >     > > bf147153d7f4 net: mvpp2: simplify maintaining enabled ports'
> > >     list (v4.16-rc1)
> > >     > > 248122212f68 net: mvpp2: use device_*/fwnode_* APIs instead of
> > >     of_* (v4.16-rc1)
> > >     > > a75edc7c2eab net: mvpp2: enable ACPI support in the driver
> > >     (v4.16-rc1)
> > >     > > 7ac8ff95f48c mvpp2: fix multicast address filter (v4.16-rc3)
> > >     > > 56beda3db602 net: mvpp2: Add hardware offloading for VLAN
> > >     filtering (v4.17-rc1)
> > >     > > 01d049366529 net: mvpp2: use the same buffer pool for all ports
> > >     (v4.17-rc1)
> > >     > > effbf5f58d64 net: mvpp2: update the BM buffer free/destroy logic
> > >     (v4.17-rc1)
> > >     > > 93ff130f1c2b net: mvpp2: use a data size of 10kB for Tx FIFO on
> > >     port 0
> > >     > > (v4.17-rc1)
> > >     > > 381c56712db4 net: mvpp2: enable UDP/TCP checksum over IPv6
> > >     (v4.17-rc1)
> > >     > > 576193f2d579 net: mvpp2: jumbo frames support (v4.17-rc1)
> > >     > > 6e61e10a8a96 net: mvpp2: mvpp2_check_hw_buf_num() can be static
> > >     (v4.17-rc1)
> > >     > > ce2a27c761ac net: mvpp2: Simplify MAC filtering function
> > >     parameters (v4.17-rc1)
> > >     > > 10fea26ce2aa net: mvpp2: Add support for unicast filtering
> > >     (v4.17-rc1)
> > >     > > e2e031640b3a net: mvpp2: use correct index on array mvpp2_pools
> > >     (v4.17-rc1)
> > >     > > 47e0e14eb1a6 net: mvpp2: Make mvpp2_prs_hw_read a parser entry
> > >     init function
> > >     > > (v4.17-rc1)
> > >     > > 0c6d9b44145d net: mvpp2: Don't use dynamic allocs for local
> > >     variables
> > >     > > (v4.17-rc1)
> > >     > > cdcfeb0fb473 net: mvpp2: Use relaxed I/O in data path (v4.17-rc1)
> > >     > > 3d92f0b58206 net: mvpp2: Fix parser entry init boundary check
> > >     (v4.17-rc1)
> > >     > > 982e05001c47 net: mvpp2: Fix TCAM filter reserved range (v4.17-rc2)
> > >     > > da42bb271305 net: mvpp2: Fix DMA address mask size (v4.17-rc2)
> > >     > > 45f972adb7f4 net: mvpp2: Fix clk error path in mvpp2_probe
> > >     (v4.17-rc4)
> > >     > > 9af771ced473 net: mvpp2: Fix clock resource by adding missing
> > >     mg_core_clk
> > >     > > (v4.17-rc4)
> > >     > > ====== END OF LIST =============
> > >     > >
> > >     > >
> > >     > > pon., 13 sie 2018 o 10:50 Marcin Wojtas <mw at semihalf.com
> > >     <mailto:mw at semihalf.com>> napisał(a):
> > >     > >>
> > >     > >> Hi Jim,
> > >     > >>
> > >     > >> Would it be possible, that you take a look at my questions form the
> > >     > >> previous email?
> > >     > >>
> > >     > >> Thanks in advance,
> > >     > >> Marcin
> > >     > >>
> > >     > >> śr., 1 sie 2018 o 17:11 Marcin Wojtas <mw at semihalf.com
> > >     <mailto:mw at semihalf.com>> napisał(a):
> > >     > >>>
> > >     > >>> Hi Jim,
> > >     > >>>
> > >     > >>> wt., 31 lip 2018 o 18:09 Jim Perrin <jperrin at centos.org
> > >     <mailto:jperrin at centos.org>> napisał(a):
> > >     > >>>>
> > >     > >>>>
> > >     > >>>>
> > >     > >>>> On 07/30/2018 07:00 AM, Marcin Wojtas wrote:
> > >     > >>>>> Hi Jim,
> > >     > >>>>>
> > >     > >>>>> It's been a while, since I sent the patch. Any objections
> > >     about merging?
> > >     > >>>>>
> > >     > >>>>> Is v4.11 kernel still a valid baseline or for the next
> > >     releases or we
> > >     > >>>>> should use v4.14? When is that transition and next release
> > >     supposed to
> > >     > >>>>> happen?
> > >     > >>>>>
> > >     > >>>>
> > >     > >>>> The current version of the supported kernel is 4.14, so this
> > >     would need
> > >     > >>>> to be updated to support the 4.14 tree.
> > >     > >>>>
> > >     > >>>
> > >     > >>> There is still a gap between vanilla v4.14 version of the
> > >     driver and
> > >     > >>> the upstream commits that allow to use it with ACPI (although much
> > >     > >>> smaller than for v4.11). What is a procedure of providing you the
> > >     > >>> patches?
> > >     > >>>
> > >     > >>>>
> > >     > >>>>
> > >     > >>>>> Best regards,
> > >     > >>>>> Marcinsob., 23 cze 2018 o 08:18 Marcin Wojtas
> > >     <mw at semihalf.com <mailto:mw at semihalf.com>> napisał(a):
> > >     > >>>>>>
> > >     > >>>>>> Hi,
> > >     > >>>>>>
> > >     > >>>>>> I'm sending a patch that is applicable on top of the kernel
> > >     > >>>>>> sig-altarch7-aarch64 branch. It enables ACPI support for
> > >     the Marvell
> > >     > >>>>>> Armada7k8k NIC - this required backporting very big amount
> > >     of patches
> > >     > >>>>>> (all merged upstream), hence I decided to attach the single
> > >     commit,
> > >     > >>>>>> instead of issueing 'git send-email' of it.
> > >     > >>>>>>
> > >     > >>>>
> > >     > >>>>
> > >     > >>>> Once we got to 4.14, there didn't seem to be a demand for the
> > >     > >>>> sig-altarch kernel to continue so I left it at the previous
> > >     version.
> > >     > >>>> From the sounds of things, you still need it for this to work?
> > >     > >>>
> > >     > >>> Is v4.14-based Centos an official version to support aarch64?
> > >     If yes,
> > >     > >>> I'd complement this version with the needed patches.
> > >     > >>>
> > >     > >>> Btw. if I google 'Centos aarch64' the links point to the altarch/7
> > >     > >>> images. What is their kernel base then? In other words, where
> > >     should
> > >     > >>> one search
> > >     > >>> for most recent image of aarch64 images? Is there any public
> > >     release
> > >     > >>> schedule available?
> > >     > >>>
> > >     > >>> About sig-altarch tree, I'd need to make sure internally. From
> > >     your
> > >     > >>> perspective, would it be recommended?
> > >     > >>>
> > >     > >>>>
> > >     > >>>>>> Despite many attempts I wasn't able to build entire rpm
> > >     package with
> > >     > >>>>>> the mock build utility, however I managed to test the clean
> > >     kernel
> > >     > >>>>>> v4.11 with applied all patches and built with updated
> > >     .config. Please
> > >     > >>>>>> let know if this patch is sufficient and can be merged.
> > >     > >>>>
> > >     > >>>> I'm guessing no unless it patches/builds against 4.14 as
> > >     well. I'll see
> > >     > >>>> about updating the sig-altarch tree so that we can test there.
> > >     > >>>>
> > >     > >>>
> > >     > >>> For sure I need to send updated patch list for v4.14. Please
> > >     see my
> > >     > >>> question above.
> > >     > >>>
> > >     > >>> Thanks,
> > >     > >>> Marcin
> > >     >
> > >     >
> > >     > You can send me the individual patches directly.  Make sure they apply
> > >     > against the latest kernel-alt:
> > >     >
> > >     > https://git.centos.org/summary/rpms!kernel-alt.git
> > >     <https://git.centos.org/summary/rpms%21kernel-alt.git>
> > >     >
> > >     > Thanks,
> > >     > Johnny Hughes
> > >     >
> > >
> >
> >
> > _______________________________________________
> > Arm-dev mailing list
> > Arm-dev at centos.org
> > https://lists.centos.org/mailman/listinfo/arm-dev


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