diff options
Diffstat (limited to 'Documentation/scsi')
| -rw-r--r-- | Documentation/scsi/index.rst | 1 | ||||
| -rw-r--r-- | Documentation/scsi/smartpqi.rst (renamed from Documentation/scsi/smartpqi.txt) | 52 |
2 files changed, 26 insertions, 27 deletions
diff --git a/Documentation/scsi/index.rst b/Documentation/scsi/index.rst index 6805e157b6e8..ff98919faed7 100644 --- a/Documentation/scsi/index.rst +++ b/Documentation/scsi/index.rst @@ -39,5 +39,6 @@ Linux SCSI Subsystem scsi-parameters scsi sd-parameters + smartpqi scsi_transport_srp/figures diff --git a/Documentation/scsi/smartpqi.txt b/Documentation/scsi/smartpqi.rst index df129f55ace5..a7de27352c6f 100644 --- a/Documentation/scsi/smartpqi.txt +++ b/Documentation/scsi/smartpqi.rst @@ -1,6 +1,8 @@ +.. SPDX-License-Identifier: GPL-2.0 +===================================== SMARTPQI - Microsemi Smart PQI Driver ------------------------------------------ +===================================== This file describes the smartpqi SCSI driver for Microsemi (http://www.microsemi.com) PQI controllers. The smartpqi driver @@ -16,20 +18,21 @@ For Microsemi smartpqi controller support, enable the smartpqi driver when configuring the kernel. For more information on the PQI Queuing Interface, please see: -http://www.t10.org/drafts.htm -http://www.t10.org/members/w_pqi2.htm -Supported devices: ------------------- +- http://www.t10.org/drafts.htm +- http://www.t10.org/members/w_pqi2.htm + +Supported devices +================= <Controller names to be added as they become publicly available.> smartpqi specific entries in /sys ------------------------------ +================================= - smartpqi host attributes: - ------------------------- - /sys/class/scsi_host/host*/rescan - /sys/class/scsi_host/host*/driver_version +smartpqi host attributes +------------------------ + - /sys/class/scsi_host/host*/rescan + - /sys/class/scsi_host/host*/driver_version The host rescan attribute is a write only attribute. Writing to this attribute will trigger the driver to scan for new, changed, or removed @@ -37,12 +40,13 @@ smartpqi specific entries in /sys The version attribute is read-only and will return the driver version and the controller firmware version. - For example: + For example:: + driver: 0.9.13-370 firmware: 0.01-522 - smartpqi sas device attributes - ------------------------------ +smartpqi sas device attributes +------------------------------ HBA devices are added to the SAS transport layer. These attributes are automatically added by the SAS transport layer. @@ -50,31 +54,25 @@ smartpqi specific entries in /sys /sys/class/sas_device/end_device-X:X/enclosure_identifier /sys/class/sas_device/end_device-X:X/scsi_target_id -smartpqi specific ioctls: -------------------------- +smartpqi specific ioctls +======================== For compatibility with applications written for the cciss protocol. - CCISS_DEREGDISK - CCISS_REGNEWDISK - CCISS_REGNEWD - - The above three ioctls all do exactly the same thing, which is to cause the driver - to rescan for new devices. This does exactly the same thing as writing to the - smartpqi specific host "rescan" attribute. + CCISS_DEREGDISK, CCISS_REGNEWDISK, CCISS_REGNEWD + The above three ioctls all do exactly the same thing, which is to cause the driver + to rescan for new devices. This does exactly the same thing as writing to the + smartpqi specific host "rescan" attribute. CCISS_GETPCIINFO - Returns PCI domain, bus, device and function and "board ID" (PCI subsystem ID). CCISS_GETDRIVVER + Returns driver version in three bytes encoded as:: - Returns driver version in three bytes encoded as: - (DRIVER_MAJOR << 28) | (DRIVER_MINOR << 24) | (DRIVER_RELEASE << 16) | DRIVER_REVISION; + (DRIVER_MAJOR << 28) | (DRIVER_MINOR << 24) | (DRIVER_RELEASE << 16) | DRIVER_REVISION; CCISS_PASSTHRU - Allows "BMIC" and "CISS" commands to be passed through to the Smart Storage Array. These are used extensively by the SSA Array Configuration Utility, SNMP storage agents, etc. - |