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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/ABI/testing/sysfs-driver-genwqe | |
| parent | Initial commit. (diff) | |
| download | linux-upstream/6.1.76.tar.xz linux-upstream/6.1.76.zip | |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-driver-genwqe')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-genwqe | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-genwqe b/Documentation/ABI/testing/sysfs-driver-genwqe new file mode 100644 index 000000000..69d855dc4 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-genwqe @@ -0,0 +1,78 @@ +What: /sys/class/genwqe/genwqe<n>_card/version +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Unique bitstream identification e.g. + '0000000330336283.00000000475a4950'. + +What: /sys/class/genwqe/genwqe<n>_card/appid +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Identifies the currently active card application e.g. 'GZIP' + for compression/decompression. + +What: /sys/class/genwqe/genwqe<n>_card/type +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Type of the card e.g. 'GenWQE5-A7'. + +What: /sys/class/genwqe/genwqe<n>_card/curr_bitstream +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Currently active bitstream. 1 is default, 0 is backup. + +What: /sys/class/genwqe/genwqe<n>_card/next_bitstream +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Interface to set the next bitstream to be used. + +What: /sys/class/genwqe/genwqe<n>_card/reload_bitstream +Date: May 2014 +Contact: klebers@linux.vnet.ibm.com +Description: Interface to trigger a PCIe card reset to reload the bitstream. + + :: + + sudo sh -c 'echo 1 > \ + /sys/class/genwqe/genwqe0_card/reload_bitstream' + + If successfully, the card will come back with the bitstream set + on 'next_bitstream'. + +What: /sys/class/genwqe/genwqe<n>_card/tempsens +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Interface to read the cards temperature sense register. + +What: /sys/class/genwqe/genwqe<n>_card/freerunning_timer +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Interface to read the cards free running timer. + Used for performance and utilization measurements. + +What: /sys/class/genwqe/genwqe<n>_card/queue_working_time +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Interface to read queue working time. + Used for performance and utilization measurements. + +What: /sys/class/genwqe/genwqe<n>_card/state +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: State of the card: "unused", "used", "error". + +What: /sys/class/genwqe/genwqe<n>_card/base_clock +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Base clock frequency of the card. + +What: /sys/class/genwqe/genwqe<n>_card/device/sriov_numvfs +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Enable VFs (1..15):: + + sudo sh -c 'echo 15 > \ + /sys/bus/pci/devices/0000\:1b\:00.0/sriov_numvfs' + + Disable VFs:: + + Write a 0 into the same sysfs entry. |