/* 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

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,
                        struct xsk_buff_pool *xsk_pool,
                        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,
                          struct xsk_buff_pool *xsk_pool, 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, struct xsk_buff_pool *xsk_pool);
int ice_realloc_rx_xdp_bufs(struct ice_rx_ring *rx_ring, bool pool_present);
void ice_qvec_cfg_msix(struct ice_vsi *vsi, struct ice_q_vector *q_vector,
                       u16 qid);
void ice_qvec_toggle_napi(struct ice_vsi *vsi, struct ice_q_vector *q_vector,
                          bool enable);
void ice_qvec_ena_irq(struct ice_vsi *vsi, struct ice_q_vector *q_vector);
void ice_qvec_dis_irq(struct ice_vsi *vsi, struct ice_rx_ring *rx_ring,
                      struct ice_q_vector *q_vector);
#else
static inline bool ice_xmit_zc(struct ice_tx_ring __always_unused *xdp_ring,
                               struct xsk_buff_pool __always_unused *xsk_pool)
{
        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,
                    struct xsk_buff_pool __always_unused *xsk_pool,
                    int __always_unused budget)
{
        return 0;
}

static inline bool
ice_alloc_rx_bufs_zc(struct ice_rx_ring __always_unused *rx_ring,
                     struct xsk_buff_pool __always_unused *xsk_pool,
                     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_rx_xdp_bufs(struct ice_rx_ring *rx_ring,
                        bool __always_unused pool_present)
{
        return 0;
}

static inline void
ice_qvec_cfg_msix(struct ice_vsi *vsi, struct ice_q_vector *q_vector,
                  u16 qid) { }

static inline void
ice_qvec_toggle_napi(struct ice_vsi *vsi, struct ice_q_vector *q_vector,
                     bool enable) { }

static inline void
ice_qvec_ena_irq(struct ice_vsi *vsi, struct ice_q_vector *q_vector) { }

static inline void
ice_qvec_dis_irq(struct ice_vsi *vsi, struct ice_rx_ring *rx_ring,
                 struct ice_q_vector *q_vector) { }
#endif /* CONFIG_XDP_SOCKETS */
#endif /* !_ICE_XSK_H_ */