1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /**************************************************************************** |
3 | * Driver for Solarflare network controllers and boards |
4 | * Copyright 2018 Solarflare Communications Inc. |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify it |
7 | * under the terms of the GNU General Public License version 2 as published |
8 | * by the Free Software Foundation, incorporated herein by reference. |
9 | */ |
10 | |
11 | #ifndef EFX_COMMON_H |
12 | #define EFX_COMMON_H |
13 | |
14 | int efx_init_io(struct efx_nic *efx, int bar, dma_addr_t dma_mask, |
15 | unsigned int mem_map_size); |
16 | void efx_fini_io(struct efx_nic *efx); |
17 | int efx_init_struct(struct efx_nic *efx, struct pci_dev *pci_dev); |
18 | void efx_fini_struct(struct efx_nic *efx); |
19 | |
20 | #define EFX_MAX_DMAQ_SIZE 4096UL |
21 | #define EFX_DEFAULT_DMAQ_SIZE 1024UL |
22 | #define EFX_MIN_DMAQ_SIZE 512UL |
23 | |
24 | #define EFX_MAX_EVQ_SIZE 16384UL |
25 | #define EFX_MIN_EVQ_SIZE 512UL |
26 | |
27 | void efx_link_clear_advertising(struct efx_nic *efx); |
28 | void efx_link_set_wanted_fc(struct efx_nic *efx, u8); |
29 | |
30 | void efx_start_all(struct efx_nic *efx); |
31 | void efx_stop_all(struct efx_nic *efx); |
32 | |
33 | void efx_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats); |
34 | |
35 | int efx_create_reset_workqueue(void); |
36 | void efx_queue_reset_work(struct efx_nic *efx); |
37 | void efx_flush_reset_workqueue(struct efx_nic *efx); |
38 | void efx_destroy_reset_workqueue(void); |
39 | |
40 | void efx_start_monitor(struct efx_nic *efx); |
41 | |
42 | int __efx_reconfigure_port(struct efx_nic *efx); |
43 | int efx_reconfigure_port(struct efx_nic *efx); |
44 | |
45 | #define EFX_ASSERT_RESET_SERIALISED(efx) \ |
46 | do { \ |
47 | if ((efx)->state != STATE_UNINIT && \ |
48 | (efx)->state != STATE_PROBED) \ |
49 | ASSERT_RTNL(); \ |
50 | } while (0) |
51 | |
52 | int efx_try_recovery(struct efx_nic *efx); |
53 | void efx_reset_down(struct efx_nic *efx, enum reset_type method); |
54 | void efx_watchdog(struct net_device *net_dev, unsigned int txqueue); |
55 | int efx_reset_up(struct efx_nic *efx, enum reset_type method, bool ok); |
56 | int efx_reset(struct efx_nic *efx, enum reset_type method); |
57 | void efx_schedule_reset(struct efx_nic *efx, enum reset_type type); |
58 | |
59 | /* Dummy PHY ops for PHY drivers */ |
60 | int efx_port_dummy_op_int(struct efx_nic *efx); |
61 | void efx_port_dummy_op_void(struct efx_nic *efx); |
62 | |
63 | static inline int efx_check_disabled(struct efx_nic *efx) |
64 | { |
65 | if (efx->state == STATE_DISABLED || efx_recovering(state: efx->state)) { |
66 | netif_err(efx, drv, efx->net_dev, |
67 | "device is disabled due to earlier errors\n" ); |
68 | return -EIO; |
69 | } |
70 | return 0; |
71 | } |
72 | |
73 | static inline void efx_schedule_channel(struct efx_channel *channel) |
74 | { |
75 | netif_vdbg(channel->efx, intr, channel->efx->net_dev, |
76 | "channel %d scheduling NAPI poll on CPU%d\n" , |
77 | channel->channel, raw_smp_processor_id()); |
78 | |
79 | napi_schedule(n: &channel->napi_str); |
80 | } |
81 | |
82 | static inline void efx_schedule_channel_irq(struct efx_channel *channel) |
83 | { |
84 | channel->event_test_cpu = raw_smp_processor_id(); |
85 | efx_schedule_channel(channel); |
86 | } |
87 | |
88 | #ifdef CONFIG_SFC_MCDI_LOGGING |
89 | void efx_init_mcdi_logging(struct efx_nic *efx); |
90 | void efx_fini_mcdi_logging(struct efx_nic *efx); |
91 | #else |
92 | static inline void efx_init_mcdi_logging(struct efx_nic *efx) {} |
93 | static inline void efx_fini_mcdi_logging(struct efx_nic *efx) {} |
94 | #endif |
95 | |
96 | void efx_mac_reconfigure(struct efx_nic *efx, bool mtu_only); |
97 | int efx_set_mac_address(struct net_device *net_dev, void *data); |
98 | void efx_set_rx_mode(struct net_device *net_dev); |
99 | int efx_set_features(struct net_device *net_dev, netdev_features_t data); |
100 | void efx_link_status_changed(struct efx_nic *efx); |
101 | unsigned int efx_xdp_max_mtu(struct efx_nic *efx); |
102 | int efx_change_mtu(struct net_device *net_dev, int new_mtu); |
103 | |
104 | extern const struct pci_error_handlers efx_err_handlers; |
105 | |
106 | netdev_features_t efx_features_check(struct sk_buff *skb, struct net_device *dev, |
107 | netdev_features_t features); |
108 | |
109 | int efx_get_phys_port_id(struct net_device *net_dev, |
110 | struct netdev_phys_item_id *ppid); |
111 | |
112 | int efx_get_phys_port_name(struct net_device *net_dev, |
113 | char *name, size_t len); |
114 | |
115 | void efx_detach_reps(struct efx_nic *efx); |
116 | void efx_attach_reps(struct efx_nic *efx); |
117 | #endif |
118 | |