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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9d9df4ed-8543-4c74-b221-08dd4f395b80 X-MS-Exchange-CrossTenant-AuthSource: PAXPR04MB8510.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Feb 2025 09:56:32.5606 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: UP3MEiKV0sOZZ9SR2WJCCrKa5/T/xfpuceOR45u8pWl3+CX8jks+HUGGupdgH4x+JT1SktdRjCuQKKBEwb1V4Q== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBAPR04MB7287 Actually ENETC VFs do not support HWTSTAMP_TX_ONESTEP_SYNC because only ENETC PF can access PMa_SINGLE_STEP registers. And there will be a crash if VFs are used to test one-step timestamp, the crash log as follows. [ 129.110909] Unable to handle kernel paging request at virtual address 00000000000080c0 [ 129.287769] Call trace: [ 129.290219] enetc_port_mac_wr+0x30/0xec (P) [ 129.294504] enetc_start_xmit+0xda4/0xe74 [ 129.298525] enetc_xmit+0x70/0xec [ 129.301848] dev_hard_start_xmit+0x98/0x118 Fixes: 41514737ecaa ("enetc: add get_ts_info interface for ethtool") Cc: stable@vger.kernel.org Signed-off-by: Wei Fang --- drivers/net/ethernet/freescale/enetc/enetc.c | 3 +++ drivers/net/ethernet/freescale/enetc/enetc_ethtool.c | 7 +++++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index eb0d7ef73303..6b84c5ac7c36 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -3229,6 +3229,9 @@ static int enetc_hwtstamp_set(struct net_device *ndev, struct ifreq *ifr) new_offloads |= ENETC_F_TX_TSTAMP; break; case HWTSTAMP_TX_ONESTEP_SYNC: + if (!enetc_si_is_pf(priv->si)) + return -EOPNOTSUPP; + new_offloads &= ~ENETC_F_TX_TSTAMP_MASK; new_offloads |= ENETC_F_TX_ONESTEP_SYNC_TSTAMP; break; diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c index bf34b5bb1e35..ece3ae28ba82 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_ethtool.c @@ -832,6 +832,7 @@ static int enetc_set_coalesce(struct net_device *ndev, static int enetc_get_ts_info(struct net_device *ndev, struct kernel_ethtool_ts_info *info) { + struct enetc_ndev_priv *priv = netdev_priv(ndev); int *phc_idx; phc_idx = symbol_get(enetc_phc_index); @@ -852,8 +853,10 @@ static int enetc_get_ts_info(struct net_device *ndev, SOF_TIMESTAMPING_TX_SOFTWARE; info->tx_types = (1 << HWTSTAMP_TX_OFF) | - (1 << HWTSTAMP_TX_ON) | - (1 << HWTSTAMP_TX_ONESTEP_SYNC); + (1 << HWTSTAMP_TX_ON); + + if (enetc_si_is_pf(priv->si)) + info->tx_types |= (1 << HWTSTAMP_TX_ONESTEP_SYNC); info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) | (1 << HWTSTAMP_FILTER_ALL);