1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /****************************************************************************
3  * Driver for Solarflare network controllers and boards
4  * Copyright 2018 Solarflare Communications Inc.
5  * Copyright 2019-2020 Xilinx Inc.
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License version 2 as published
9  * by the Free Software Foundation, incorporated herein by reference.
10  */
11 
12 #include "net_driver.h"
13 #include "nic_common.h"
14 
15 extern const struct efx_nic_type ef100_pf_nic_type;
16 extern const struct efx_nic_type ef100_vf_nic_type;
17 
18 int ef100_probe_pf(struct efx_nic *efx);
19 int ef100_probe_vf(struct efx_nic *efx);
20 void ef100_remove(struct efx_nic *efx);
21 
22 enum {
23 	EF100_STAT_port_tx_bytes = GENERIC_STAT_COUNT,
24 	EF100_STAT_port_tx_packets,
25 	EF100_STAT_port_tx_pause,
26 	EF100_STAT_port_tx_unicast,
27 	EF100_STAT_port_tx_multicast,
28 	EF100_STAT_port_tx_broadcast,
29 	EF100_STAT_port_tx_lt64,
30 	EF100_STAT_port_tx_64,
31 	EF100_STAT_port_tx_65_to_127,
32 	EF100_STAT_port_tx_128_to_255,
33 	EF100_STAT_port_tx_256_to_511,
34 	EF100_STAT_port_tx_512_to_1023,
35 	EF100_STAT_port_tx_1024_to_15xx,
36 	EF100_STAT_port_tx_15xx_to_jumbo,
37 	EF100_STAT_port_rx_bytes,
38 	EF100_STAT_port_rx_packets,
39 	EF100_STAT_port_rx_good,
40 	EF100_STAT_port_rx_bad,
41 	EF100_STAT_port_rx_pause,
42 	EF100_STAT_port_rx_unicast,
43 	EF100_STAT_port_rx_multicast,
44 	EF100_STAT_port_rx_broadcast,
45 	EF100_STAT_port_rx_lt64,
46 	EF100_STAT_port_rx_64,
47 	EF100_STAT_port_rx_65_to_127,
48 	EF100_STAT_port_rx_128_to_255,
49 	EF100_STAT_port_rx_256_to_511,
50 	EF100_STAT_port_rx_512_to_1023,
51 	EF100_STAT_port_rx_1024_to_15xx,
52 	EF100_STAT_port_rx_15xx_to_jumbo,
53 	EF100_STAT_port_rx_gtjumbo,
54 	EF100_STAT_port_rx_bad_gtjumbo,
55 	EF100_STAT_port_rx_align_error,
56 	EF100_STAT_port_rx_length_error,
57 	EF100_STAT_port_rx_overflow,
58 	EF100_STAT_port_rx_nodesc_drops,
59 	EF100_STAT_COUNT
60 };
61 
62 struct ef100_nic_data {
63 	struct efx_nic *efx;
64 	struct efx_buffer mcdi_buf;
65 	u32 datapath_caps;
66 	u32 datapath_caps2;
67 	u32 datapath_caps3;
68 	unsigned int pf_index;
69 	u16 warm_boot_count;
70 	u8 port_id[ETH_ALEN];
71 	DECLARE_BITMAP(evq_phases, EFX_MAX_CHANNELS);
72 	u64 stats[EF100_STAT_COUNT];
73 	u16 tso_max_hdr_len;
74 	u16 tso_max_payload_num_segs;
75 	u16 tso_max_frames;
76 	unsigned int tso_max_payload_len;
77 };
78 
79 #define efx_ef100_has_cap(caps, flag) \
80 	(!!((caps) & BIT_ULL(MC_CMD_GET_CAPABILITIES_V4_OUT_ ## flag ## _LBN)))
81