diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_ptp.h')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_ptp.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.h b/drivers/net/ethernet/intel/ice/ice_ptp.h new file mode 100644 index 000000000000..15f2e325bd68 --- /dev/null +++ b/drivers/net/ethernet/intel/ice/ice_ptp.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (C) 2021, Intel Corporation. */ + +#ifndef _ICE_PTP_H_ +#define _ICE_PTP_H_ + +#include <linux/ptp_clock_kernel.h> + +#include "ice_ptp_hw.h" + +/** + * struct ice_ptp - data used for integrating with CONFIG_PTP_1588_CLOCK + * @info: structure defining PTP hardware capabilities + * @clock: pointer to registered PTP clock device + */ +struct ice_ptp { + struct ptp_clock_info info; + struct ptp_clock *clock; +}; + +#define __ptp_info_to_ptp(i) \ + container_of((i), struct ice_ptp, info) +#define ptp_info_to_pf(i) \ + container_of(__ptp_info_to_ptp((i)), struct ice_pf, ptp) + +#define PTP_SHARED_CLK_IDX_VALID BIT(31) + +#if IS_ENABLED(CONFIG_PTP_1588_CLOCK) +struct ice_pf; +void ice_ptp_init(struct ice_pf *pf); +void ice_ptp_release(struct ice_pf *pf); +#else /* IS_ENABLED(CONFIG_PTP_1588_CLOCK) */ +static inline void ice_ptp_init(struct ice_pf *pf) { } +static inline void ice_ptp_release(struct ice_pf *pf) { } +#endif /* IS_ENABLED(CONFIG_PTP_1588_CLOCK) */ +#endif /* _ICE_PTP_H_ */ |