K 10
svn:author
V 7
kadesai
K 8
svn:date
V 27
2018-12-26T10:40:27.407442Z
K 7
svn:log
V 949
Added support for NVMe Task Management

Following list of changes done in the driver as a part of TM handling on the NVMe drives.
Below changes are only applicable on NVMe drives and only when custom NVMe TM handling bit is set to zero by IOC.

1. Issue LUN reset & Target reset TMs with Target reset method field set to Protocol Level reset (0x3),
2. For LUN & target reset TMs use the timeout value as ControllerResetTO value provided by firmware using PCie Device Page 0,
3. If LUN reset fails to terminates the IO then directly escalate to host reset instead of going for target reset TM,
4. For Abort TM use the timeout value as NVMeAbortTO value given by the IOC using Manufacturing Page 11,
5. Log message "PCie Host Reset failed" message up on receiving P

Submitted by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Reviewed by:  Kashyap Desai <Kashyap.Desai@broadcom.com>
Approved by:  ken
MFC after:  3 days
Sponsored by:   Broadcom Inc

END