| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* Copyright (c) 2019, Intel Corporation. */ |
| |
| #ifndef _ICE_XSK_H_ |
| #define _ICE_XSK_H_ |
| #include "ice_txrx.h" |
| |
| #define PKTS_PER_BATCH 8 |
| |
| #ifdef __clang__ |
| #define loop_unrolled_for _Pragma("clang loop unroll_count(8)") for |
| #elif __GNUC__ >= 8 |
| #define loop_unrolled_for _Pragma("GCC unroll 8") for |
| #else |
| #define loop_unrolled_for for |
| #endif |
| |
| struct ice_vsi; |
| |
| #ifdef CONFIG_XDP_SOCKETS |
| int ice_xsk_pool_setup(struct ice_vsi *vsi, struct xsk_buff_pool *pool, |
| u16 qid); |
| int ice_clean_rx_irq_zc(struct ice_rx_ring *rx_ring, int budget); |
| int ice_xsk_wakeup(struct net_device *netdev, u32 queue_id, u32 flags); |
| bool ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count); |
| bool ice_xsk_any_rx_ring_ena(struct ice_vsi *vsi); |
| void ice_xsk_clean_rx_ring(struct ice_rx_ring *rx_ring); |
| void ice_xsk_clean_xdp_ring(struct ice_tx_ring *xdp_ring); |
| bool ice_xmit_zc(struct ice_tx_ring *xdp_ring); |
| int ice_realloc_zc_buf(struct ice_vsi *vsi, bool zc); |
| #else |
| static inline bool ice_xmit_zc(struct ice_tx_ring __always_unused *xdp_ring) |
| { |
| return false; |
| } |
| |
| static inline int |
| ice_xsk_pool_setup(struct ice_vsi __always_unused *vsi, |
| struct xsk_buff_pool __always_unused *pool, |
| u16 __always_unused qid) |
| { |
| return -EOPNOTSUPP; |
| } |
| |
| static inline int |
| ice_clean_rx_irq_zc(struct ice_rx_ring __always_unused *rx_ring, |
| int __always_unused budget) |
| { |
| return 0; |
| } |
| |
| static inline bool |
| ice_alloc_rx_bufs_zc(struct ice_rx_ring __always_unused *rx_ring, |
| u16 __always_unused count) |
| { |
| return false; |
| } |
| |
| static inline bool ice_xsk_any_rx_ring_ena(struct ice_vsi __always_unused *vsi) |
| { |
| return false; |
| } |
| |
| static inline int |
| ice_xsk_wakeup(struct net_device __always_unused *netdev, |
| u32 __always_unused queue_id, u32 __always_unused flags) |
| { |
| return -EOPNOTSUPP; |
| } |
| |
| static inline void ice_xsk_clean_rx_ring(struct ice_rx_ring *rx_ring) { } |
| static inline void ice_xsk_clean_xdp_ring(struct ice_tx_ring *xdp_ring) { } |
| |
| static inline int |
| ice_realloc_zc_buf(struct ice_vsi __always_unused *vsi, |
| bool __always_unused zc) |
| { |
| return 0; |
| } |
| #endif /* CONFIG_XDP_SOCKETS */ |
| #endif /* !_ICE_XSK_H_ */ |