diff options
Diffstat (limited to 'drivers/net/ethernet/aquantia/atlantic/aq_ptp.h')
| -rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/aq_ptp.h | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ptp.h b/drivers/net/ethernet/aquantia/atlantic/aq_ptp.h index 231906431a48..28ccb7ca2df9 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ptp.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ptp.h @@ -1,6 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0-only */ -/* Aquantia Corporation Network Driver - * Copyright (C) 2014-2019 Aquantia Corporation. All rights reserved +/* Atlantic Network Driver + * + * Copyright (C) 2014-2019 aQuantia Corporation + * Copyright (C) 2019-2020 Marvell International Ltd. */ /* File aq_ptp.h: Declaration of PTP functions. @@ -10,6 +12,23 @@ #include <linux/net_tstamp.h> +#include "aq_ring.h" + +#define PTP_8TC_RING_IDX 8 +#define PTP_4TC_RING_IDX 16 +#define PTP_HWST_RING_IDX 31 + +/* Index must to be 8 (8 TCs) or 16 (4 TCs). + * It depends from Traffic Class mode. + */ +static inline unsigned int aq_ptp_ring_idx(const enum aq_tc_mode tc_mode) +{ + if (tc_mode == AQ_TC_MODE_8TCS) + return PTP_8TC_RING_IDX; + + return PTP_4TC_RING_IDX; +} + #if IS_REACHABLE(CONFIG_PTP_1588_CLOCK) /* Common functions */ @@ -55,6 +74,10 @@ struct ptp_clock *aq_ptp_get_ptp_clock(struct aq_ptp_s *aq_ptp); int aq_ptp_link_change(struct aq_nic_s *aq_nic); +/* PTP ring statistics */ +int aq_ptp_get_ring_cnt(struct aq_nic_s *aq_nic, const enum atl_ring_type ring_type); +u64 *aq_ptp_get_stats(struct aq_nic_s *aq_nic, u64 *data); + #else static inline int aq_ptp_init(struct aq_nic_s *aq_nic, unsigned int idx_vec) |