> -----Original Message----- > From: Intel-wired-lan <[email protected]> On Behalf Of > Mateusz Polchlopek > Sent: Tuesday, October 22, 2024 1:41 PM > To: [email protected] > Cc: [email protected]; Keller, Jacob E <[email protected]>; > Drewek, > Wojciech <[email protected]>; Rahul Rameshbabu > <[email protected]>; Simon Horman <[email protected]>; Lobakin, > Aleksander <[email protected]>; Polchlopek, Mateusz > <[email protected]> > Subject: [Intel-wired-lan] [PATCH iwl-next v12 01/14] virtchnl: add support > for > enabling PTP on iAVF > > From: Jacob Keller <[email protected]> > > Add support for allowing a VF to enable PTP feature - Rx timestamps > > The new capability is gated by VIRTCHNL_VF_CAP_PTP, which must be set by the > VF to request access to the new operations. In addition, the > VIRTCHNL_OP_1588_PTP_CAPS command is used to determine the specific > capabilities available to the VF. > > This support includes the following additional capabilities: > > * Rx timestamps enabled in the Rx queues (when using flexible advanced > descriptors) > * Read access to PHC time over virtchnl using > VIRTCHNL_OP_1588_PTP_GET_TIME > > Extra space is reserved in most structures to allow for future extension > (like set > clock, Tx timestamps). Additional opcode numbers are reserved and space in > the > virtchnl_ptp_caps structure is specifically set aside for this. > Additionally, each structure has some space reserved for future extensions to > allow some flexibility. > > Signed-off-by: Jacob Keller <[email protected]> > Reviewed-by: Wojciech Drewek <[email protected]> > Reviewed-by: Rahul Rameshbabu <[email protected]> > Reviewed-by: Simon Horman <[email protected]> > Reviewed-by: Alexander Lobakin <[email protected]> > Signed-off-by: Mateusz Polchlopek <[email protected]>
Tested-by: Rafal Romanowski <[email protected]>
