diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_xsk.h')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_xsk.h | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.h b/drivers/net/ethernet/intel/i40e/i40e_xsk.h index 9038c5d5cf08..dd16351a7af8 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.h +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.h @@ -4,22 +4,31 @@ #ifndef _I40E_XSK_H_ #define _I40E_XSK_H_ +#include <linux/types.h> + +/* This value should match the pragma in the unrolled_count() + * macro. Why 4? It is strictly empirical. It seems to be a good + * compromise between the advantage of having simultaneous outstanding + * reads to the DMA array that can hide each others latency and the + * disadvantage of having a larger code path. + */ +#define PKTS_PER_BATCH 4 + +struct i40e_ring; struct i40e_vsi; -struct xdp_umem; -struct zero_copy_allocator; +struct net_device; +struct xsk_buff_pool; int i40e_queue_pair_disable(struct i40e_vsi *vsi, int queue_pair); int i40e_queue_pair_enable(struct i40e_vsi *vsi, int queue_pair); -int i40e_xsk_umem_query(struct i40e_vsi *vsi, struct xdp_umem **umem, - u16 qid); -int i40e_xsk_umem_setup(struct i40e_vsi *vsi, struct xdp_umem *umem, +int i40e_xsk_pool_setup(struct i40e_vsi *vsi, struct xsk_buff_pool *pool, u16 qid); -void i40e_zca_free(struct zero_copy_allocator *alloc, unsigned long handle); bool i40e_alloc_rx_buffers_zc(struct i40e_ring *rx_ring, u16 cleaned_count); int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget); -bool i40e_clean_xdp_tx_irq(struct i40e_vsi *vsi, - struct i40e_ring *tx_ring, int napi_budget); -int i40e_xsk_async_xmit(struct net_device *dev, u32 queue_id); +bool i40e_clean_xdp_tx_irq(struct i40e_vsi *vsi, struct i40e_ring *tx_ring); +int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags); +int i40e_realloc_rx_bi_zc(struct i40e_vsi *vsi, bool zc); +void i40e_clear_rx_bi_zc(struct i40e_ring *rx_ring); #endif /* _I40E_XSK_H_ */ |