Sreekanth Reddy
b64845a7d4
scsi: mpi3mr: Detect async reset that occurred in firmware
Detect asynchronous reset that occurred in the firmware by polling for reset history bit of IOC status register is set and if that bit is set, then the driver waits for the controller to become ready and then re-initializes the controller. Also reduce the time driver is waiting for the controller to acknowledge the reset action after issuing a specific reset action to the controller. The wait time is reduced from 510 seconds to 30 seconds. If the controller didn't acknowledge a specific reset action within the time interval then the driver marks the controller as unrecoverable instead of retrying two more times prior to giving up. Link: https://lore.kernel.org/r/20211220141159.16117-17-sreekanth.reddy@broadcom.com Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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