From f7bf0ec1e73d43a347489e958b42841b111d63d6 Mon Sep 17 00:00:00 2001 From: Shannon Nelson Date: Tue, 19 Mar 2024 09:35:34 -0700 Subject: ionic: update documentation for XDP support Add information to our documentation for the XDP features and related ethtool stats. While we're here, we also add the missing timestamp stats. Signed-off-by: Shannon Nelson Reviewed-by: Simon Horman Link: https://lore.kernel.org/r/20240319163534.38796-1-shannon.nelson@amd.com Signed-off-by: Jakub Kicinski --- .../device_drivers/ethernet/pensando/ionic.rst | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst b/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst index 6ec7d686efab..05fe2b11bb18 100644 --- a/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst +++ b/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst @@ -99,6 +99,12 @@ Minimal SR-IOV support is currently offered and can be enabled by setting the sysfs 'sriov_numvfs' value, if supported by your particular firmware configuration. +XDP +--- + +Support for XDP includes the basics, plus Jumbo frames, Redirect and +ndo_xmit. There is no current support for zero-copy sockets or HW offload. + Statistics ========== @@ -138,6 +144,12 @@ Driver port specific:: rx_csum_none: 0 rx_csum_complete: 3 rx_csum_error: 0 + xdp_drop: 0 + xdp_aborted: 0 + xdp_pass: 0 + xdp_tx: 0 + xdp_redirect: 0 + xdp_frames: 0 Driver queue specific:: @@ -149,9 +161,12 @@ Driver queue specific:: tx_0_frags: 0 tx_0_tso: 0 tx_0_tso_bytes: 0 + tx_0_hwstamp_valid: 0 + tx_0_hwstamp_invalid: 0 tx_0_csum_none: 3 tx_0_csum: 0 tx_0_vlan_inserted: 0 + tx_0_xdp_frames: 0 rx_0_pkts: 2 rx_0_bytes: 120 rx_0_dma_map_err: 0 @@ -159,8 +174,15 @@ Driver queue specific:: rx_0_csum_none: 0 rx_0_csum_complete: 0 rx_0_csum_error: 0 + rx_0_hwstamp_valid: 0 + rx_0_hwstamp_invalid: 0 rx_0_dropped: 0 rx_0_vlan_stripped: 0 + rx_0_xdp_drop: 0 + rx_0_xdp_aborted: 0 + rx_0_xdp_pass: 0 + rx_0_xdp_tx: 0 + rx_0_xdp_redirect: 0 Firmware port specific:: -- cgit v1.2.3