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_CHANNELS_H
12 #define EFX_CHANNELS_H
13 
14 extern unsigned int efx_interrupt_mode;
15 extern unsigned int rss_cpus;
16 
17 int efx_probe_interrupts(struct efx_nic *efx);
18 void efx_remove_interrupts(struct efx_nic *efx);
19 int efx_soft_enable_interrupts(struct efx_nic *efx);
20 void efx_soft_disable_interrupts(struct efx_nic *efx);
21 int efx_enable_interrupts(struct efx_nic *efx);
22 void efx_disable_interrupts(struct efx_nic *efx);
23 
24 void efx_set_interrupt_affinity(struct efx_nic *efx);
25 void efx_clear_interrupt_affinity(struct efx_nic *efx);
26 
27 int efx_probe_eventq(struct efx_channel *channel);
28 int efx_init_eventq(struct efx_channel *channel);
29 void efx_start_eventq(struct efx_channel *channel);
30 void efx_stop_eventq(struct efx_channel *channel);
31 void efx_fini_eventq(struct efx_channel *channel);
32 void efx_remove_eventq(struct efx_channel *channel);
33 
34 int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries);
35 void efx_set_channel_names(struct efx_nic *efx);
36 int efx_init_channels(struct efx_nic *efx);
37 int efx_probe_channels(struct efx_nic *efx);
38 int efx_set_channels(struct efx_nic *efx);
39 void efx_remove_channel(struct efx_channel *channel);
40 void efx_remove_channels(struct efx_nic *efx);
41 void efx_fini_channels(struct efx_nic *efx);
42 struct efx_channel *efx_copy_channel(const struct efx_channel *old_channel);
43 void efx_start_channels(struct efx_nic *efx);
44 void efx_stop_channels(struct efx_nic *efx);
45 
46 void efx_init_napi_channel(struct efx_channel *channel);
47 void efx_init_napi(struct efx_nic *efx);
48 void efx_fini_napi_channel(struct efx_channel *channel);
49 void efx_fini_napi(struct efx_nic *efx);
50 
51 void efx_channel_dummy_op_void(struct efx_channel *channel);
52 
53 #endif
54