diff options
| author |   Michael Chan <michael.chan@broadcom.com> | 2021-06-27 13:19:45 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-06-28 13:41:05 -0700 |
| commit | ae5c42f0b92ca0abefe2e3930a14fc2e716c81a2 (patch) | |
| tree | a965d6ed66131c4e94eec6c9cf535fbf241411c3 /drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h | |
| parent | bnxt_en: Update firmware interface to 1.10.2.47 (diff) | |
| download | linux-dev-ae5c42f0b92ca0abefe2e3930a14fc2e716c81a2.tar.xz linux-dev-ae5c42f0b92ca0abefe2e3930a14fc2e716c81a2.zip | |
bnxt_en: Get PTP hardware capability from firmware
Store PTP hardware info in a structure if hardware and firmware support PTP.
Reviewed-by: Edwin Peer <edwin.peer@broadcom.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h new file mode 100644 index 000000000000..603f0fdb71c2 --- /dev/null +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.h @@ -0,0 +1,49 @@ +/* Broadcom NetXtreme-C/E network driver. + * + * Copyright (c) 2021 Broadcom Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + */ + +#ifndef BNXT_PTP_H +#define BNXT_PTP_H + +struct bnxt_ptp_cfg { + struct ptp_clock_info ptp_info; + struct ptp_clock *ptp_clock; + struct cyclecounter cc; + struct timecounter tc; + /* serialize timecounter access */ + spinlock_t ptp_lock; + struct sk_buff *tx_skb; + u64 current_time; + u64 old_time; + unsigned long next_period; + u16 tx_seqid; + struct bnxt *bp; + atomic_t tx_avail; +#define BNXT_MAX_TX_TS 1 + u16 rxctl; +#define BNXT_PTP_MSG_SYNC (1 << 0) +#define BNXT_PTP_MSG_DELAY_REQ (1 << 1) +#define BNXT_PTP_MSG_PDELAY_REQ (1 << 2) +#define BNXT_PTP_MSG_PDELAY_RESP (1 << 3) +#define BNXT_PTP_MSG_FOLLOW_UP (1 << 8) +#define BNXT_PTP_MSG_DELAY_RESP (1 << 9) +#define BNXT_PTP_MSG_PDELAY_RESP_FOLLOW_UP (1 << 10) +#define BNXT_PTP_MSG_ANNOUNCE (1 << 11) +#define BNXT_PTP_MSG_SIGNALING (1 << 12) +#define BNXT_PTP_MSG_MANAGEMENT (1 << 13) +#define BNXT_PTP_MSG_EVENTS (BNXT_PTP_MSG_SYNC | \ + BNXT_PTP_MSG_DELAY_REQ | \ + BNXT_PTP_MSG_PDELAY_REQ | \ + BNXT_PTP_MSG_PDELAY_RESP) + u8 tx_tstamp_en:1; + int rx_filter; + + u32 refclk_regs[2]; + u32 refclk_mapped_regs[2]; +}; +#endif |