Add to the ABI documentation the payload_max and label_storage_size
read-only files, which have been there since the early days.
Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>
Reviewed-by: Li Ming <ming.li@zohomail.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Link: https://patch.msgid.link/20250218224853.67457-3-dave@stgolabs.net
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
specification.
+What: /sys/bus/cxl/devices/memX/payload_max
+Date: December, 2020
+KernelVersion: v5.12
+Contact: linux-cxl@vger.kernel.org
+Description:
+ (RO) Maximum size (in bytes) of the mailbox command payload
+ registers. Linux caps this at 1MB if the device reports a
+ larger size.
+
+
+What: /sys/bus/cxl/devices/memX/label_storage_size
+Date: May, 2021
+KernelVersion: v5.13
+Contact: linux-cxl@vger.kernel.org
+Description:
+ (RO) Size (in bytes) of the Label Storage Area (LSA).
+
+
What: /sys/bus/cxl/devices/memX/ram/size
Date: December, 2020
KernelVersion: v5.12