diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpni.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpni.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpni.h b/drivers/net/ethernet/freescale/dpaa2/dpni.h index 39387991a1f9..74456a37a997 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpni.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpni.h @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ /* Copyright 2013-2016 Freescale Semiconductor Inc. * Copyright 2016 NXP + * Copyright 2020 NXP */ #ifndef __FSL_DPNI_H #define __FSL_DPNI_H @@ -1079,4 +1080,34 @@ int dpni_set_tx_shaping(struct fsl_mc_io *mc_io, const struct dpni_tx_shaping_cfg *tx_er_shaper, int coupled); +/** + * struct dpni_single_step_cfg - configure single step PTP (IEEE 1588) + * @en: enable single step PTP. When enabled the PTPv1 functionality + * will not work. If the field is zero, offset and ch_update + * parameters will be ignored + * @offset: start offset from the beginning of the frame where + * timestamp field is found. The offset must respect all MAC + * headers, VLAN tags and other protocol headers + * @ch_update: when set UDP checksum will be updated inside packet + * @peer_delay: For peer-to-peer transparent clocks add this value to the + * correction field in addition to the transient time update. + * The value expresses nanoseconds. + */ +struct dpni_single_step_cfg { + u8 en; + u8 ch_update; + u16 offset; + u32 peer_delay; +}; + +int dpni_set_single_step_cfg(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + struct dpni_single_step_cfg *ptp_cfg); + +int dpni_get_single_step_cfg(struct fsl_mc_io *mc_io, + u32 cmd_flags, + u16 token, + struct dpni_single_step_cfg *ptp_cfg); + #endif /* __FSL_DPNI_H */ |