From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- Documentation/ABI/testing/sysfs-driver-genwqe | 71 +++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-driver-genwqe (limited to 'Documentation/ABI/testing/sysfs-driver-genwqe') diff --git a/Documentation/ABI/testing/sysfs-driver-genwqe b/Documentation/ABI/testing/sysfs-driver-genwqe new file mode 100644 index 000000000..64ac6d567 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-genwqe @@ -0,0 +1,71 @@ +What: /sys/class/genwqe/genwqe_card/version +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Unique bitstream identification e.g. + '0000000330336283.00000000475a4950'. + +What: /sys/class/genwqe/genwqe_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_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_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_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_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_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_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_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_card/state +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: State of the card: "unused", "used", "error". + +What: /sys/class/genwqe/genwqe_card/base_clock +Date: Oct 2013 +Contact: haver@linux.vnet.ibm.com +Description: Base clock frequency of the card. + +What: /sys/class/genwqe/genwqe_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. -- cgit v1.2.3