Re: [EXTERNAL] Re: [net-next PATCH v2 0/9] Introduce RVU representors

From: Jiri Pirko
Date: Wed Apr 24 2024 - 10:42:48 EST


Tue, Apr 23, 2024 at 05:39:15PM CEST, gakula@xxxxxxxxxxx wrote:
>
>
>> -----Original Message-----
>> From: Jiri Pirko <jiri@xxxxxxxxxxx>
>> Sent: Tuesday, April 23, 2024 6:33 PM
>> To: Geethasowjanya Akula <gakula@xxxxxxxxxxx>
>> Cc: netdev@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx; kuba@xxxxxxxxxx;
>> davem@xxxxxxxxxxxxx; pabeni@xxxxxxxxxx; edumazet@xxxxxxxxxx; Sunil
>> Kovvuri Goutham <sgoutham@xxxxxxxxxxx>; Subbaraya Sundeep Bhatta
>> <sbhatta@xxxxxxxxxxx>; Hariprasad Kelam <hkelam@xxxxxxxxxxx>
>> Subject: [EXTERNAL] Re: [net-next PATCH v2 0/9] Introduce RVU representors
>>
>> Prioritize security for external emails: Confirm sender and content safety
>> before clicking links or opening attachments
>>
>> ----------------------------------------------------------------------
>> Mon, Apr 22, 2024 at 11:53:52AM CEST, gakula@xxxxxxxxxxx wrote:
>> >This series adds representor support for each rvu devices.
>> >When switchdev mode is enabled, representor netdev is registered for
>> >each rvu device. In implementation of representor model, one NIX HW LF
>> >with multiple SQ and RQ is reserved, where each RQ and SQ of the LF are
>> >mapped to a representor. A loopback channel is reserved to support
>> >packet path between representors and VFs.
>> >CN10K silicon supports 2 types of MACs, RPM and SDP. This patch set
>> >adds representor support for both RPM and SDP MAC interfaces.
>> >
>> >- Patch 1: Refactors and exports the shared service functions.
>> >- Patch 2: Implements basic representor driver.
>> >- Patch 3: Add devlink support to create representor netdevs that
>> > can be used to manage VFs.
>> >- Patch 4: Implements basec netdev_ndo_ops.
>> >- Patch 5: Installs tcam rules to route packets between representor and
>> > VFs.
>> >- Patch 6: Enables fetching VF stats via representor interface.
>> >- Patch 7: Adds support to sync link state between representors and VFs.
>> >- Patch 8: Enables configuring VF MTU via representor netdevs.
>> >- Patch 9: Add representors for sdp MAC.
>>
>>
>> Could you please add some command outputs to the cover letter? Like $
>> devlink dev $ devlink port
>>
>#devlink dev eswitch set pci/0002:1c:00.0 mode switchdev

?

>> outputs at least.
>>
>>
>> >
>> >-----------
>> >v1-v2:
>> > -Fixed build warnings.
>> > -Address review comments provided by "Kalesh Anakkur Purayil".
>> >
>> >Geetha sowjanya (9):
>> > octeontx2-pf: Refactoring RVU driver
>> > octeontx2-pf: RVU representor driver
>> > octeontx2-pf: Create representor netdev
>> > octeontx2-pf: Add basic net_device_ops
>> > octeontx2-af: Add packet path between representor and VF
>> > octeontx2-pf: Get VF stats via representor
>> > octeontx2-pf: Add support to sync link state between representor and
>> > VFs
>> > octeontx2-pf: Configure VF mtu via representor
>> > octeontx2-pf: Add representors for sdp MAC
>> >
>> > .../net/ethernet/marvell/octeontx2/Kconfig | 8 +
>> > .../ethernet/marvell/octeontx2/af/Makefile | 3 +-
>> > .../ethernet/marvell/octeontx2/af/common.h | 2 +
>> > .../net/ethernet/marvell/octeontx2/af/mbox.h | 73 +++
>> > .../net/ethernet/marvell/octeontx2/af/npc.h | 1 +
>> > .../net/ethernet/marvell/octeontx2/af/rvu.h | 30 +-
>> > .../marvell/octeontx2/af/rvu_debugfs.c | 27 -
>> > .../marvell/octeontx2/af/rvu_devlink.c | 6 +
>> > .../ethernet/marvell/octeontx2/af/rvu_nix.c | 75 ++-
>> > .../marvell/octeontx2/af/rvu_npc_fs.c | 4 +
>> > .../ethernet/marvell/octeontx2/af/rvu_rep.c | 457 ++++++++++++++
>> > .../marvell/octeontx2/af/rvu_struct.h | 26 +
>> > .../marvell/octeontx2/af/rvu_switch.c | 20 +-
>> > .../ethernet/marvell/octeontx2/nic/Makefile | 2 +
>> > .../ethernet/marvell/octeontx2/nic/cn10k.c | 4 +-
>> > .../ethernet/marvell/octeontx2/nic/cn10k.h | 2 +-
>> > .../marvell/octeontx2/nic/otx2_common.c | 53 +-
>> > .../marvell/octeontx2/nic/otx2_common.h | 83 ++-
>> > .../marvell/octeontx2/nic/otx2_devlink.c | 47 ++
>> > .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 305 ++++++---
>> > .../ethernet/marvell/octeontx2/nic/otx2_reg.h | 1 +
>> > .../marvell/octeontx2/nic/otx2_txrx.c | 35 +-
>> > .../marvell/octeontx2/nic/otx2_txrx.h | 3 +-
>> > .../ethernet/marvell/octeontx2/nic/otx2_vf.c | 18 +-
>> > .../net/ethernet/marvell/octeontx2/nic/rep.c | 596 ++++++++++++++++++
>> > .../net/ethernet/marvell/octeontx2/nic/rep.h | 51 ++
>> > 26 files changed, 1707 insertions(+), 225 deletions(-) create mode
>> > 100644 drivers/net/ethernet/marvell/octeontx2/af/rvu_rep.c
>> > create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/rep.c
>> > create mode 100644 drivers/net/ethernet/marvell/octeontx2/nic/rep.h
>> >
>> >--
>> >2.25.1
>> >
>> >