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1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2009 - 2018 Intel Corporation. */
52 * PTHRESH - MAC will consider prefetch if it has fewer than this number of
54 * Setting this to 0 disables RX descriptor prefetch.
55 * HTHRESH - MAC will only prefetch if there are at least this many descriptors
58 * WTHRESH - RX descriptor writeback threshold - MAC will delay writing back
59 * descriptors until either it has this many to write back, or the
71 /* How many Tx Descriptors do we need to call netif_wake_queue ? */
73 /* How many Rx Buffers do we bundle into one write to the hardware ? */
79 #define IGBVF_MNG_VLAN_NONE (-1)
84 #define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1)
96 /* wrappers around a pointer to a socket buffer,
127 union igbvf_desc *desc; /* pointer to ring memory */
176 struct igbvf_ring *tx_ring /* One per active queue */
210 /* The VF counters don't clear on read so we have to get a base