root/drivers/net/ethernet/cisco/enic/vnic_rss.h

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   1 /*
   2  * Copyright 2008-2010 Cisco Systems, Inc.  All rights reserved.
   3  * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
   4  *
   5  * This program is free software; you may redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; version 2 of the License.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  10  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  11  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  12  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  13  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  14  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  15  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  16  * SOFTWARE.
  17  */
  18 
  19 #ifndef _VNIC_RSS_H_
  20 #define _VNIC_RSS_H_
  21 
  22 /* RSS key array */
  23 
  24 #define ENIC_RSS_BYTES_PER_KEY  10
  25 #define ENIC_RSS_KEYS           4
  26 #define ENIC_RSS_LEN            (ENIC_RSS_BYTES_PER_KEY * ENIC_RSS_KEYS)
  27 
  28 union vnic_rss_key {
  29         struct {
  30                 u8 b[ENIC_RSS_BYTES_PER_KEY];
  31                 u8 b_pad[6];
  32         } key[ENIC_RSS_KEYS];
  33         u64 raw[8];
  34 };
  35 
  36 /* RSS cpu array */
  37 union vnic_rss_cpu {
  38         struct {
  39                 u8 b[4] ;
  40                 u8 b_pad[4];
  41         } cpu[32];
  42         u64 raw[32];
  43 };
  44 
  45 #endif /* _VNIC_RSS_H_ */

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