linux_dsm_epyc7002/drivers/scsi/snic/vnic_snic.h
Narsimhulu Musini c8806b6c9e snic: driver for Cisco SCSI HBA
Cisco has developed a new PCI HBA interface called sNIC, which stands for
SCSI NIC. This is a new storage feature supported on specialized network
adapter. The new PCI function provides a uniform host interface and abstracts
backend storage.

[jejb: fix up checkpatch errors]
Signed-off-by: Narsimhulu Musini <nmusini@cisco.com>
Signed-off-by: Sesidhar Baddela <sebaddel@cisco.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-06-19 16:57:51 -07:00

55 lines
1.7 KiB
C

/*
* Copyright 2014 Cisco 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_SNIC_H_
#define _VNIC_SNIC_H_
#define VNIC_SNIC_WQ_DESCS_MIN 64
#define VNIC_SNIC_WQ_DESCS_MAX 1024
#define VNIC_SNIC_MAXDATAFIELDSIZE_MIN 256
#define VNIC_SNIC_MAXDATAFIELDSIZE_MAX 2112
#define VNIC_SNIC_IO_THROTTLE_COUNT_MIN 1
#define VNIC_SNIC_IO_THROTTLE_COUNT_MAX 1024
#define VNIC_SNIC_PORT_DOWN_TIMEOUT_MIN 0
#define VNIC_SNIC_PORT_DOWN_TIMEOUT_MAX 240000
#define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MIN 0
#define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MAX 255
#define VNIC_SNIC_LUNS_PER_TARGET_MIN 1
#define VNIC_SNIC_LUNS_PER_TARGET_MAX 1024
/* Device-specific region: scsi configuration */
struct vnic_snic_config {
u32 flags;
u32 wq_enet_desc_count;
u32 io_throttle_count;
u32 port_down_timeout;
u32 port_down_io_retries;
u32 luns_per_tgt;
u16 maxdatafieldsize;
u16 intr_timer;
u8 intr_timer_type;
u8 _resvd2;
u8 xpt_type;
u8 hid;
};
#endif /* _VNIC_SNIC_H_ */