huawei-mrd-kernel/drivers/scsi/fnic/vnic_scsi.h

100 lines
3.2 KiB
C

/*
* 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_ */