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authorAsai Thambi S P <asamymuthupa@micron.com>2012-04-09 08:35:38 +0200
committerJens Axboe <axboe@kernel.dk>2012-04-09 08:35:38 +0200
commitf65872177d838a33e90cbae25625b9bec05134ca (patch)
treee4cc29b3395f8c989b5821f132b2fdb91e9931a7 /Documentation
parentdad40f16ff683a10f4f2bea55a0b9fd86d3db58e (diff)
mtip32xx: Add new sysfs entry 'status'
* Add support for detecting the following device status - write protect - over temp (thermal shutdown) * Add new sysfs entry 'status', possible values - online, write_protect, thermal_shutdown * Add new file 'sysfs-block-rssd' to document ABI (Reported-by: Greg Kroah-Hartman) Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/ABI/testing/sysfs-block-rssd18
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-block-rssd b/Documentation/ABI/testing/sysfs-block-rssd
new file mode 100644
index 00000000000..d535757799f
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-block-rssd
@@ -0,0 +1,18 @@
+What: /sys/block/rssd*/registers
+Date: March 2012
+KernelVersion: 3.3
+Contact: Asai Thambi S P <asamymuthupa@micron.com>
+Description: This is a read-only file. Dumps below driver information and
+ hardware registers.
+ - S ACTive
+ - Command Issue
+ - Allocated
+ - Completed
+ - PORT IRQ STAT
+ - HOST IRQ STAT
+
+What: /sys/block/rssd*/status
+Date: April 2012
+KernelVersion: 3.4
+Contact: Asai Thambi S P <asamymuthupa@micron.com>
+Description: This is a read-only file. Indicates the status of the device.