diff options
Diffstat (limited to 'drivers/net/ethernet/meta/fbnic/fbnic_netdev.h')
| -rw-r--r-- | drivers/net/ethernet/meta/fbnic/fbnic_netdev.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h new file mode 100644 index 000000000000..a392ac1cc4f2 --- /dev/null +++ b/drivers/net/ethernet/meta/fbnic/fbnic_netdev.h @@ -0,0 +1,88 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) Meta Platforms, Inc. and affiliates. */ + +#ifndef _FBNIC_NETDEV_H_ +#define _FBNIC_NETDEV_H_ + +#include <linux/types.h> +#include <linux/phylink.h> + +#include "fbnic_csr.h" +#include "fbnic_rpc.h" +#include "fbnic_txrx.h" + +#define FBNIC_MAX_NAPI_VECTORS 128u + +struct fbnic_net { + struct fbnic_ring *tx[FBNIC_MAX_TXQS]; + struct fbnic_ring *rx[FBNIC_MAX_RXQS]; + + struct fbnic_napi_vector *napi[FBNIC_MAX_NAPI_VECTORS]; + + struct net_device *netdev; + struct fbnic_dev *fbd; + + u32 txq_size; + u32 hpq_size; + u32 ppq_size; + u32 rcq_size; + + u16 num_napi; + + struct phylink *phylink; + struct phylink_config phylink_config; + struct phylink_pcs phylink_pcs; + + /* TBD: Remove these when phylink supports FEC and lane config */ + u8 fec; + u8 link_mode; + + /* Cached top bits of the HW time counter for 40b -> 64b conversion */ + u32 time_high; + /* Protect readers of @time_offset, writers take @time_lock. */ + struct u64_stats_sync time_seq; + /* Offset in ns between free running NIC PHC and time set via PTP + * clock callbacks + */ + s64 time_offset; + + u16 num_tx_queues; + u16 num_rx_queues; + + u8 indir_tbl[FBNIC_RPC_RSS_TBL_COUNT][FBNIC_RPC_RSS_TBL_SIZE]; + u32 rss_key[FBNIC_RPC_RSS_KEY_DWORD_LEN]; + u32 rss_flow_hash[FBNIC_NUM_HASH_OPT]; + + /* Storage for stats after ring destruction */ + struct fbnic_queue_stats tx_stats; + struct fbnic_queue_stats rx_stats; + u64 link_down_events; + + /* Time stampinn filter config */ + struct kernel_hwtstamp_config hwtstamp_config; +}; + +int __fbnic_open(struct fbnic_net *fbn); +void fbnic_up(struct fbnic_net *fbn); +void fbnic_down(struct fbnic_net *fbn); +void fbnic_down_noidle(struct fbnic_net *fbn); + +struct net_device *fbnic_netdev_alloc(struct fbnic_dev *fbd); +void fbnic_netdev_free(struct fbnic_dev *fbd); +int fbnic_netdev_register(struct net_device *netdev); +void fbnic_netdev_unregister(struct net_device *netdev); +void fbnic_reset_queues(struct fbnic_net *fbn, + unsigned int tx, unsigned int rx); +void fbnic_set_ethtool_ops(struct net_device *dev); + +int fbnic_ptp_setup(struct fbnic_dev *fbd); +void fbnic_ptp_destroy(struct fbnic_dev *fbd); +void fbnic_time_init(struct fbnic_net *fbn); +int fbnic_time_start(struct fbnic_net *fbn); +void fbnic_time_stop(struct fbnic_net *fbn); + +void __fbnic_set_rx_mode(struct net_device *netdev); +void fbnic_clear_rx_mode(struct net_device *netdev); + +int fbnic_phylink_init(struct net_device *netdev); +#endif /* _FBNIC_NETDEV_H_ */ |