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      1 /* $NetBSD: ixgbe_fdir.h,v 1.5 2023/10/06 14:37:04 msaitoh Exp $ */
      2 /******************************************************************************
      3 
      4   Copyright (c) 2001-2020, Intel Corporation
      5   All rights reserved.
      6 
      7   Redistribution and use in source and binary forms, with or without
      8   modification, are permitted provided that the following conditions are met:
      9 
     10    1. Redistributions of source code must retain the above copyright notice,
     11       this list of conditions and the following disclaimer.
     12 
     13    2. Redistributions in binary form must reproduce the above copyright
     14       notice, this list of conditions and the following disclaimer in the
     15       documentation and/or other materials provided with the distribution.
     16 
     17    3. Neither the name of the Intel Corporation nor the names of its
     18       contributors may be used to endorse or promote products derived from
     19       this software without specific prior written permission.
     20 
     21   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
     22   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
     25   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     26   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     27   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     28   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     29   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     31   POSSIBILITY OF SUCH DAMAGE.
     32 
     33 ******************************************************************************/
     34 /*$FreeBSD: head/sys/dev/ixgbe/ixgbe_fdir.h 327031 2017-12-20 18:15:06Z erj $*/
     35 
     36 #ifndef _IXGBE_FDIR_H_
     37 #define _IXGBE_FDIR_H_
     38 
     39 #ifdef IXGBE_FDIR
     40 
     41 /*
     42  * Flow Director actually 'steals' part of the packet buffer
     43  * as its filter pool, this variable controls how much it uses:
     44  *  0 = 64K, 1 = 128K, 2 = 256K
     45  */
     46 int fdir_pballoc = 1;
     47 
     48 void ixgbe_init_fdir(struct ixgbe_softc *);
     49 
     50 #else
     51 
     52 #define ixgbe_init_fdir(_a)
     53 
     54 #endif
     55 
     56 void ixgbe_reinit_fdir(void *);
     57 void ixgbe_atr(struct tx_ring *, struct mbuf *);
     58 
     59 #endif /* _IXGBE_FDIR_H_ */
     60