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kernel/linux-rt-4.4.41/drivers/scsi/fnic/vnic_scsi.h 3.19 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright 2008 Cisco Systems, Inc.  All rights reserved.
   * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
   *
   * This program is free software; you may redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; version 2 of the License.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
   * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
   * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  #ifndef _VNIC_SCSI_H_
  #define _VNIC_SCSI_H_
  
  #define VNIC_FNIC_WQ_COPY_COUNT_MIN         1
  #define VNIC_FNIC_WQ_COPY_COUNT_MAX         1
  
  #define VNIC_FNIC_WQ_DESCS_MIN              64
  #define VNIC_FNIC_WQ_DESCS_MAX              128
  
  #define VNIC_FNIC_WQ_COPY_DESCS_MIN         64
  #define VNIC_FNIC_WQ_COPY_DESCS_MAX         512
  
  #define VNIC_FNIC_RQ_DESCS_MIN              64
  #define VNIC_FNIC_RQ_DESCS_MAX              128
  
  #define VNIC_FNIC_EDTOV_MIN                 1000
  #define VNIC_FNIC_EDTOV_MAX                 255000
  #define VNIC_FNIC_EDTOV_DEF                 2000
  
  #define VNIC_FNIC_RATOV_MIN                 1000
  #define VNIC_FNIC_RATOV_MAX                 255000
  
  #define VNIC_FNIC_MAXDATAFIELDSIZE_MIN      256
  #define VNIC_FNIC_MAXDATAFIELDSIZE_MAX      2112
  
  #define VNIC_FNIC_FLOGI_RETRIES_MIN         0
  #define VNIC_FNIC_FLOGI_RETRIES_MAX         0xffffffff
  #define VNIC_FNIC_FLOGI_RETRIES_DEF         0xffffffff
  
  #define VNIC_FNIC_FLOGI_TIMEOUT_MIN         1000
  #define VNIC_FNIC_FLOGI_TIMEOUT_MAX         255000
  
  #define VNIC_FNIC_PLOGI_RETRIES_MIN         0
  #define VNIC_FNIC_PLOGI_RETRIES_MAX         255
  #define VNIC_FNIC_PLOGI_RETRIES_DEF         8
  
  #define VNIC_FNIC_PLOGI_TIMEOUT_MIN         1000
  #define VNIC_FNIC_PLOGI_TIMEOUT_MAX         255000
  
  #define VNIC_FNIC_IO_THROTTLE_COUNT_MIN     1
  #define VNIC_FNIC_IO_THROTTLE_COUNT_MAX     2048
  
  #define VNIC_FNIC_LINK_DOWN_TIMEOUT_MIN     0
  #define VNIC_FNIC_LINK_DOWN_TIMEOUT_MAX     240000
  
  #define VNIC_FNIC_PORT_DOWN_TIMEOUT_MIN     0
  #define VNIC_FNIC_PORT_DOWN_TIMEOUT_MAX     240000
  
  #define VNIC_FNIC_PORT_DOWN_IO_RETRIES_MIN  0
  #define VNIC_FNIC_PORT_DOWN_IO_RETRIES_MAX  255
  
  #define VNIC_FNIC_LUNS_PER_TARGET_MIN       1
  #define VNIC_FNIC_LUNS_PER_TARGET_MAX       1024
  
  /* Device-specific region: scsi configuration */
  struct vnic_fc_config {
  	u64 node_wwn;
  	u64 port_wwn;
  	u32 flags;
  	u32 wq_enet_desc_count;
  	u32 wq_copy_desc_count;
  	u32 rq_desc_count;
  	u32 flogi_retries;
  	u32 flogi_timeout;
  	u32 plogi_retries;
  	u32 plogi_timeout;
  	u32 io_throttle_count;
  	u32 link_down_timeout;
  	u32 port_down_timeout;
  	u32 port_down_io_retries;
  	u32 luns_per_tgt;
  	u16 maxdatafieldsize;
  	u16 ed_tov;
  	u16 ra_tov;
  	u16 intr_timer;
  	u8 intr_timer_type;
  };
  
  #define VFCF_FCP_SEQ_LVL_ERR	0x1	/* Enable FCP-2 Error Recovery */
  #define VFCF_PERBI		0x2	/* persistent binding info available */
  #define VFCF_FIP_CAPABLE	0x4	/* firmware can handle FIP */
  
  #endif /* _VNIC_SCSI_H_ */