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 struct efx_channel * 35 efx_alloc_channel(struct efx_nic *efx, int i, struct efx_channel *old_channel); 36 int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries); 37 void efx_get_channel_name(struct efx_channel *channel, char *buf, size_t len); 38 void efx_set_channel_names(struct efx_nic *efx); 39 int efx_init_channels(struct efx_nic *efx); 40 int efx_probe_channels(struct efx_nic *efx); 41 int efx_set_channels(struct efx_nic *efx); 42 bool efx_default_channel_want_txqs(struct efx_channel *channel); 43 void efx_remove_channel(struct efx_channel *channel); 44 void efx_remove_channels(struct efx_nic *efx); 45 void efx_fini_channels(struct efx_nic *efx); 46 struct efx_channel *efx_copy_channel(const struct efx_channel *old_channel); 47 void efx_start_channels(struct efx_nic *efx); 48 void efx_stop_channels(struct efx_nic *efx); 49 50 void efx_init_napi_channel(struct efx_channel *channel); 51 void efx_init_napi(struct efx_nic *efx); 52 void efx_fini_napi_channel(struct efx_channel *channel); 53 void efx_fini_napi(struct efx_nic *efx); 54 55 int efx_channel_dummy_op_int(struct efx_channel *channel); 56 void efx_channel_dummy_op_void(struct efx_channel *channel); 57 58 #endif 59