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authorMilena Olech <milena.olech@intel.com>2025-04-16 14:19:02 +0200
committerTony Nguyen <anthony.l.nguyen@intel.com>2025-05-16 09:13:02 -0700
commit8d5e12c5921c671767a845dd0d69e77026cd1e15 (patch)
tree960621c8eebc057e9a193171be013f7783bfdf2c /drivers/net/ethernet/intel/idpf/idpf_main.c
parent9525a12d6b0b17ec255d24856d04342bedf1c050 (diff)
idpf: add initial PTP support
PTP feature is supported if the VIRTCHNL2_CAP_PTP is negotiated during the capabilities recognition. Initial PTP support includes PTP initialization and registration of the clock. Reviewed-by: Alexander Lobakin <aleksander.lobakin@intel.com> Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev> Reviewed-by: Willem de Bruijn <willemb@google.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Signed-off-by: Milena Olech <milena.olech@intel.com> Tested-by: Mina Almasry <almasrymina@google.com> Tested-by: Samuel Salin <Samuel.salin@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/idpf/idpf_main.c')
-rw-r--r--drivers/net/ethernet/intel/idpf/idpf_main.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/idpf/idpf_main.c b/drivers/net/ethernet/intel/idpf/idpf_main.c
index ae7066b506e6..0efd9c0c7a90 100644
--- a/drivers/net/ethernet/intel/idpf/idpf_main.c
+++ b/drivers/net/ethernet/intel/idpf/idpf_main.c
@@ -168,6 +168,10 @@ static int idpf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_free;
}
+ err = pci_enable_ptm(pdev, NULL);
+ if (err)
+ pci_dbg(pdev, "PCIe PTM is not supported by PCIe bus/controller\n");
+
/* set up for high or low dma */
err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64));
if (err) {