drivers/scsi/snic/vnic_snic.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* Copyright 2014 Cisco Systems, Inc.  All rights reserved. */
   3
   4 #ifndef _VNIC_SNIC_H_
   5 #define _VNIC_SNIC_H_
   6
   7 #define VNIC_SNIC_WQ_DESCS_MIN              64
   8 #define VNIC_SNIC_WQ_DESCS_MAX              1024
   9
  10 #define VNIC_SNIC_MAXDATAFIELDSIZE_MIN      256
  11 #define VNIC_SNIC_MAXDATAFIELDSIZE_MAX      2112
  12
  13 #define VNIC_SNIC_IO_THROTTLE_COUNT_MIN     1
  14 #define VNIC_SNIC_IO_THROTTLE_COUNT_MAX     1024
  15
  16 #define VNIC_SNIC_PORT_DOWN_TIMEOUT_MIN     0
  17 #define VNIC_SNIC_PORT_DOWN_TIMEOUT_MAX     240000
  18
  19 #define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MIN  0
  20 #define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MAX  255
  21
  22 #define VNIC_SNIC_LUNS_PER_TARGET_MIN       1
  23 #define VNIC_SNIC_LUNS_PER_TARGET_MAX       1024
  24
  25 /* Device-specific region: scsi configuration */
  26 struct vnic_snic_config {
  27         u32 flags;
  28         u32 wq_enet_desc_count;
  29         u32 io_throttle_count;
  30         u32 port_down_timeout;
  31         u32 port_down_io_retries;
  32         u32 luns_per_tgt;
  33         u16 maxdatafieldsize;
  34         u16 intr_timer;
  35         u8 intr_timer_type;
  36         u8 _resvd2;
  37         u8 xpt_type;
  38         u8 hid;
  39 };
  40 #endif /* _VNIC_SNIC_H_ */