Re: [PATCH v3 00/15] soc: octeontx2: Add RVU admin function driver
From: Sunil Kovvuri
Date: Tue Sep 11 2018 - 08:37:32 EST
On Tue, Sep 4, 2018 at 9:58 PM <sunil.kovvuri@xxxxxxxxx> wrote:
>
> From: Sunil Goutham <sgoutham@xxxxxxxxxxx>
>
> Resource virtualization unit (RVU) on Marvell's OcteonTX2 SOC supports
> multiple PCIe SRIOV physical functions (PFs) and virtual functions (VFs).
> PF0 is called administrative / admin function (AF) and has privilege access
> to registers to provision different RVU functional blocks to each of
> PF/VF.
>
> This admin function (AF) driver acts as a configuration / administrative
> software which provisions functional blocks to a PF/VF on demand for them
> to work as one of the following
> - A basic network controller (i.e NIC).
> - NIC with packet filtering, shaping and scheduling capabilities.
> - A crypto device.
> - A combination of above etc.
>
> PF/VFs communicate with admin function via a shared memory region.
> This patch series adds logic for the following
> - RVU AF driver with functional blocks provisioning support
> - Mailbox infrastructure for communication between AF and PFs.
> - CGX driver which provides information about physcial network
> interfaces which AF processes and forwards required info to
> PF/VF drivers.
>
> This is the first set of patches out of 70 odd patches.
>
> Note: This driver neither receives any data nor processes it i.e no I/O,
> just does the hardware configuration.
>
> Changes from v2:
> No changes, submitted again with netdev mailing list in loop.
> - Suggested by Arnd Bergmann and Andrew Lunn
>
> Changes from v1:
> 1 Merged RVU admin function and CGX drivers into a single module
> - Suggested by Arnd Bergmann
> 2 Pulled mbox communication APIs into a separate module to remove
> admin function driver dependency in a VM where AF is not attached.
> - Suggested by Arnd Bergmann
>
Hi Arnd,
Didn't receive any feedback for the v3 patch series over a week's time.
Can you please pick up these patches to merge into arm-soc ?
Thanks,
Sunil.