xref: /OK3568_Linux_fs/kernel/drivers/scsi/snic/vnic_snic.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2014 Cisco Systems, Inc.  All rights reserved.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * This program is free software; you may redistribute it and/or modify
5*4882a593Smuzhiyun  * it under the terms of the GNU General Public License as published by
6*4882a593Smuzhiyun  * the Free Software Foundation; version 2 of the License.
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
9*4882a593Smuzhiyun  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
10*4882a593Smuzhiyun  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
11*4882a593Smuzhiyun  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
12*4882a593Smuzhiyun  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
13*4882a593Smuzhiyun  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
14*4882a593Smuzhiyun  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
15*4882a593Smuzhiyun  * SOFTWARE.
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #ifndef _VNIC_SNIC_H_
19*4882a593Smuzhiyun #define _VNIC_SNIC_H_
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define VNIC_SNIC_WQ_DESCS_MIN              64
22*4882a593Smuzhiyun #define VNIC_SNIC_WQ_DESCS_MAX              1024
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #define VNIC_SNIC_MAXDATAFIELDSIZE_MIN      256
25*4882a593Smuzhiyun #define VNIC_SNIC_MAXDATAFIELDSIZE_MAX      2112
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #define VNIC_SNIC_IO_THROTTLE_COUNT_MIN     1
28*4882a593Smuzhiyun #define VNIC_SNIC_IO_THROTTLE_COUNT_MAX     1024
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define VNIC_SNIC_PORT_DOWN_TIMEOUT_MIN     0
31*4882a593Smuzhiyun #define VNIC_SNIC_PORT_DOWN_TIMEOUT_MAX     240000
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MIN  0
34*4882a593Smuzhiyun #define VNIC_SNIC_PORT_DOWN_IO_RETRIES_MAX  255
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun #define VNIC_SNIC_LUNS_PER_TARGET_MIN       1
37*4882a593Smuzhiyun #define VNIC_SNIC_LUNS_PER_TARGET_MAX       1024
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun /* Device-specific region: scsi configuration */
40*4882a593Smuzhiyun struct vnic_snic_config {
41*4882a593Smuzhiyun 	u32 flags;
42*4882a593Smuzhiyun 	u32 wq_enet_desc_count;
43*4882a593Smuzhiyun 	u32 io_throttle_count;
44*4882a593Smuzhiyun 	u32 port_down_timeout;
45*4882a593Smuzhiyun 	u32 port_down_io_retries;
46*4882a593Smuzhiyun 	u32 luns_per_tgt;
47*4882a593Smuzhiyun 	u16 maxdatafieldsize;
48*4882a593Smuzhiyun 	u16 intr_timer;
49*4882a593Smuzhiyun 	u8 intr_timer_type;
50*4882a593Smuzhiyun 	u8 _resvd2;
51*4882a593Smuzhiyun 	u8 xpt_type;
52*4882a593Smuzhiyun 	u8 hid;
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun #endif /* _VNIC_SNIC_H_ */
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