On 8/16/2024 10:44 PM, ira.weiny@xxxxxxxxx wrote: > From: Navneet Singh <navneet.singh@xxxxxxxxx> > > Dynamic Capacity Devices (DCD) support extent change notifications > through the event log mechanism. The interrupt mailbox commands were > extended in CXL 3.1 to support these notifications. Firmware can't > configure DCD events to be FW controlled but can retain control of > memory events. > > Configure DCD event log interrupts on devices supporting dynamic > capacity. Disable DCD if interrupts are not supported. > > Care is taken to preserve the interrupt policy set by the FW if FW first > has been selected by the BIOS. > > Signed-off-by: Navneet Singh <navneet.singh@xxxxxxxxx> > Co-developed-by: Ira Weiny <ira.weiny@xxxxxxxxx> > Signed-off-by: Ira Weiny <ira.weiny@xxxxxxxxx> Reviewed-by: Li Ming <ming4.li@xxxxxxxxx>
