be1222b585
Continuing the path to support MEM_TYPE_XSK_BUFF_POOL, the AF_XDP zero-copy/sk_buff rx_bi rings are now separate. Functions to properly allocate the different rings are added as well. v3->v4: Made i40e_fd_handle_status() static. (kbuild test robot) v4->v5: Fix kdoc for i40e_clean_programming_status(). (Jakub) Signed-off-by: Björn Töpel <bjorn.topel@intel.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Cc: intel-wired-lan@lists.osuosl.org Link: https://lore.kernel.org/bpf/20200520192103.355233-8-bjorn.topel@gmail.com
26 lines
926 B
C
26 lines
926 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright(c) 2018 Intel Corporation. */
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#ifndef _I40E_XSK_H_
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#define _I40E_XSK_H_
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struct i40e_vsi;
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struct xdp_umem;
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struct zero_copy_allocator;
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int i40e_queue_pair_disable(struct i40e_vsi *vsi, int queue_pair);
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int i40e_queue_pair_enable(struct i40e_vsi *vsi, int queue_pair);
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int i40e_xsk_umem_setup(struct i40e_vsi *vsi, struct xdp_umem *umem,
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u16 qid);
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void i40e_zca_free(struct zero_copy_allocator *alloc, unsigned long handle);
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bool i40e_alloc_rx_buffers_zc(struct i40e_ring *rx_ring, u16 cleaned_count);
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int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget);
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bool i40e_clean_xdp_tx_irq(struct i40e_vsi *vsi,
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struct i40e_ring *tx_ring, int napi_budget);
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int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags);
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int i40e_alloc_rx_bi_zc(struct i40e_ring *rx_ring);
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void i40e_clear_rx_bi_zc(struct i40e_ring *rx_ring);
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#endif /* _I40E_XSK_H_ */
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