xref: /linux/drivers/scsi/snic/vnic_snic.h (revision dfb99b050e4bc5bfb74973761752395d82644e48)
1*dfb99b05SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */
2*dfb99b05SThomas Gleixner /* Copyright 2014 Cisco Systems, Inc.  All rights reserved. */
3c8806b6cSNarsimhulu Musini 
4c8806b6cSNarsimhulu Musini #ifndef _VNIC_SNIC_H_
5c8806b6cSNarsimhulu Musini #define _VNIC_SNIC_H_
6c8806b6cSNarsimhulu Musini 
7c8806b6cSNarsimhulu Musini #define VNIC_SNIC_WQ_DESCS_MIN              64
8c8806b6cSNarsimhulu Musini #define VNIC_SNIC_WQ_DESCS_MAX              1024
9c8806b6cSNarsimhulu Musini 
10c8806b6cSNarsimhulu Musini #define VNIC_SNIC_MAXDATAFIELDSIZE_MIN      256
11c8806b6cSNarsimhulu Musini #define VNIC_SNIC_MAXDATAFIELDSIZE_MAX      2112
12c8806b6cSNarsimhulu Musini 
13c8806b6cSNarsimhulu Musini #define VNIC_SNIC_IO_THROTTLE_COUNT_MIN     1
14c8806b6cSNarsimhulu Musini #define VNIC_SNIC_IO_THROTTLE_COUNT_MAX     1024
15c8806b6cSNarsimhulu Musini 
16c8806b6cSNarsimhulu Musini #define VNIC_SNIC_PORT_DOWN_TIMEOUT_MIN     0
17c8806b6cSNarsimhulu Musini #define VNIC_SNIC_PORT_DOWN_TIMEOUT_MAX     240000
18c8806b6cSNarsimhulu Musini 
19c8806b6cSNarsimhulu Musini #define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MIN  0
20c8806b6cSNarsimhulu Musini #define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MAX  255
21c8806b6cSNarsimhulu Musini 
22c8806b6cSNarsimhulu Musini #define VNIC_SNIC_LUNS_PER_TARGET_MIN       1
23c8806b6cSNarsimhulu Musini #define VNIC_SNIC_LUNS_PER_TARGET_MAX       1024
24c8806b6cSNarsimhulu Musini 
25c8806b6cSNarsimhulu Musini /* Device-specific region: scsi configuration */
26c8806b6cSNarsimhulu Musini struct vnic_snic_config {
27c8806b6cSNarsimhulu Musini 	u32 flags;
28c8806b6cSNarsimhulu Musini 	u32 wq_enet_desc_count;
29c8806b6cSNarsimhulu Musini 	u32 io_throttle_count;
30c8806b6cSNarsimhulu Musini 	u32 port_down_timeout;
31c8806b6cSNarsimhulu Musini 	u32 port_down_io_retries;
32c8806b6cSNarsimhulu Musini 	u32 luns_per_tgt;
33c8806b6cSNarsimhulu Musini 	u16 maxdatafieldsize;
34c8806b6cSNarsimhulu Musini 	u16 intr_timer;
35c8806b6cSNarsimhulu Musini 	u8 intr_timer_type;
36c8806b6cSNarsimhulu Musini 	u8 _resvd2;
37c8806b6cSNarsimhulu Musini 	u8 xpt_type;
38c8806b6cSNarsimhulu Musini 	u8 hid;
39c8806b6cSNarsimhulu Musini };
40c8806b6cSNarsimhulu Musini #endif /* _VNIC_SNIC_H_ */
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