Documentation/cxl: Use a double line break between entries

Make it easier to read delineations between the "Description" line
break, new paragraph line breaks, and new entries.
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/165784324750.1758207.10379257962719807754.stgit@dwillia2-xfh.jf.intel.comSigned-off-by: Dan Williams <dan.j.williams@intel.com>

Documentation/ABI/testing/sysfs-bus-cxl

@@ -7,6 +7,7 @@ Description:
 		all descendant memdevs for unbind. Writing '1' to this attribute
 		flushes that work.
 
+
 What:		/sys/bus/cxl/devices/memX/firmware_version
 Date:		December, 2020
 KernelVersion:	v5.12
@@ -16,6 +17,7 @@ Description:
 		Memory Device Output Payload in the CXL-2.0
 		specification.
 
+
 What:		/sys/bus/cxl/devices/memX/ram/size
 Date:		December, 2020
 KernelVersion:	v5.12
@@ -25,6 +27,7 @@ Description:
 		identically named field in the Identify Memory Device Output
 		Payload in the CXL-2.0 specification.
 
+
 What:		/sys/bus/cxl/devices/memX/pmem/size
 Date:		December, 2020
 KernelVersion:	v5.12
@@ -34,6 +37,7 @@ Description:
 		identically named field in the Identify Memory Device Output
 		Payload in the CXL-2.0 specification.
 
+
 What:		/sys/bus/cxl/devices/memX/serial
 Date:		January, 2022
 KernelVersion:	v5.18
@@ -43,6 +47,7 @@ Description:
 		capability. Mandatory for CXL devices, see CXL 2.0 8.1.12.2
 		Memory Device PCIe Capabilities and Extended Capabilities.
 
+
 What:		/sys/bus/cxl/devices/memX/numa_node
 Date:		January, 2022
 KernelVersion:	v5.18
@@ -52,6 +57,7 @@ Description:
 		host PCI device for this memory device, emit the CPU node
 		affinity for this device.
 
+
 What:		/sys/bus/cxl/devices/*/devtype
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -61,6 +67,7 @@ Description:
 		mirrors the same value communicated in the DEVTYPE environment
 		variable for uevents for devices on the "cxl" bus.
 
+
 What:		/sys/bus/cxl/devices/*/modalias
 Date:		December, 2021
 KernelVersion:	v5.18
@@ -70,6 +77,7 @@ Description:
 		mirrors the same value communicated in the MODALIAS environment
 		variable for uevents for devices on the "cxl" bus.
 
+
 What:		/sys/bus/cxl/devices/portX/uport
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -81,6 +89,7 @@ Description:
 		the CXL portX object to the device that published the CXL port
 		capability.
 
+
 What:		/sys/bus/cxl/devices/portX/dportY
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -94,6 +103,7 @@ Description:
 		integer reflects the hardware port unique-id used in the
 		hardware decoder target list.
 
+
 What:		/sys/bus/cxl/devices/decoderX.Y
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -106,6 +116,7 @@ Description:
 		cxl_port container of this decoder, and 'Y' represents the
 		instance id of a given decoder resource.
 
+
 What:		/sys/bus/cxl/devices/decoderX.Y/{start,size}
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -120,6 +131,7 @@ Description:
 		and dynamically updates based on the active memory regions in
 		that address space.
 
+
 What:		/sys/bus/cxl/devices/decoderX.Y/locked
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -132,6 +144,7 @@ Description:
 		secondary bus reset, of the PCIe bridge that provides the bus
 		for this decoders uport, unlocks / resets the decoder.
 
+
 What:		/sys/bus/cxl/devices/decoderX.Y/target_list
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -142,6 +155,7 @@ Description:
 		configured interleave order of the decoder's dport instances.
 		Each entry in the list is a dport id.
 
+
 What:		/sys/bus/cxl/devices/decoderX.Y/cap_{pmem,ram,type2,type3}
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -154,6 +168,7 @@ Description:
 		memory, volatile memory, accelerator memory, and / or expander
 		memory may be mapped behind this decoder's memory window.
 
+
 What:		/sys/bus/cxl/devices/decoderX.Y/target_type
 Date:		June, 2021
 KernelVersion:	v5.14
@@ -165,6 +180,7 @@ Description:
 		the current setting which may dynamically change based on what
 		memory regions are activated in this decode hierarchy.
 
+
 What:		/sys/bus/cxl/devices/endpointX/CDAT
 Date:		July, 2022
 KernelVersion:	v5.20