On 2/10/2023 10:35 PM, Shepard Siegel wrote:
> Add ark PCIe device 1d6c:1022 FX2 to pci_id_ark_map.
> Include introduced FX2 PCIe ID and description.
>

Thanks for v2, but this is no more just a documentation patch,
can you please split the patch into two,
first one adds new device support and update documentation related to
new device, with a 'net/ark:' title,
second one updates the document for extended information which is most
of this patch


> Signed-off-by: Shepard Siegel <shepard.siegel@atomicrules.com>
> ---
>  doc/guides/nics/ark.rst      | 20 ++++++++++++++++++++
>  drivers/net/ark/ark_ethdev.c |  1 +
>  2 files changed, 21 insertions(+)
>
> diff --git a/doc/guides/nics/ark.rst b/doc/guides/nics/ark.rst
> index ba00f14e80..39cd75064d 100644
> --- a/doc/guides/nics/ark.rst
> +++ b/doc/guides/nics/ark.rst
> @@ -52,6 +52,10 @@ board. While specific capabilities such as number of physical
>  hardware queue-pairs are negotiated; the driver is designed to
>  remain constant over a broad and extendable feature set.
> 
> +* FPGA Vendors Supported: AMD/Xilinx and Intel
> +* Number of RX/TX Queue-Pairs: up to 128
> +* PCIe Endpoint Technology: Gen3, Gen4, Gen5
> +
>  Intentionally, Arkville by itself DOES NOT provide common NIC
>  capabilities such as offload or receive-side scaling (RSS).
>  These capabilities would be viewed as a gate-level "tax" on
> @@ -302,6 +306,20 @@ ARK PMD supports the following Arkville RTL PCIe instances including:
>  * ``1d6c:101c`` - AR-ARK-SRIOV-VF [Arkville Virtual Function]
>  * ``1d6c:101e`` - AR-ARKA-FX1 [Arkville 64B DPDK Data Mover for Agilex R-Tile]
>  * ``1d6c:101f`` - AR-TK242 [2x100GbE Packet Capture Device]
> +* ``1d6c:1022`` - AR-ARKA-FX2 [Arkville 128B DPDK Data Mover for Agilex]
> +
> +Arkville RTL Core Configurations
> +-------------------------------------
> +
> +Arkville's RTL core may be configured by the user for three different
> +datapath widths to balance throughput against FPGA logic area. The ARK PMD
> +has introspection on the RTL core configuration and acts accordingly.
> +All three configurations present identical RTL user-facing AXI stream
> +interfaces for both AMD/Xilinx and Intel FPGAs.
> +
> +* ARK-FX0 - 256-bit 32B datapath (PCIe Gen3, Gen4)
> +* ARK-FX1 - 512-bit 64B datapath (PCIe Gen3, Gen4, Gen5)
> +* ARK-FX2 - 1024-bit 128B datapath (PCIe Gen5x16 Only)
> 
>  DPDK and Arkville Firmware Versioning
>  -------------------------------------
> @@ -334,6 +352,8 @@ Supported Features
>  ------------------
> 
>  * Dynamic ARK PMD extensions
> +* Dynamic per-queue MBUF (re)sizing up to 32KB
> +* SR-IOV, VF-based queue-segregation
>  * Multiple receive and transmit queues
>  * Jumbo frames up to 9K
>  * Hardware Statistics
> diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c
> index c654a229f7..b2995427c8 100644
> --- a/drivers/net/ark/ark_ethdev.c
> +++ b/drivers/net/ark/ark_ethdev.c
> @@ -99,6 +99,7 @@ static const struct rte_pci_id pci_id_ark_map[] = {
>       {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101c)},
>       {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101e)},
>       {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x101f)},
> +     {RTE_PCI_DEVICE(AR_VENDOR_ID, 0x1022)},
>       {.vendor_id = 0, /* sentinel */ },
>  };
>