Commit cdcce47c authored by Ben Widawsky's avatar Ben Widawsky Committed by Dan Williams
Browse files

cxl/pci: Convert register block identifiers to an enum 



In preparation for passing around the Register Block Indicator (RBI) as
a parameter, it is desirable to convert the type to an enum so that the
interface can use a well defined parameter.

Signed-off-by: default avatarBen Widawsky <ben.widawsky@intel.com>
[djbw: changelog fixups ]
Link: https://lore.kernel.org/r/163379784199.692348.4366131432595112771.stgit@dwillia2-desk3.amr.corp.intel.com


Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 91a45b12

drivers/cxl/pci.h

+8 −6
Original line number Diff line number Diff line
@@ -20,13 +20,15 @@ 
#define CXL_REGLOC_BIR_MASK GENMASK(2, 0)



/* Register Block Identifier (RBI) */

#define CXL_REGLOC_RBI_MASK GENMASK(15, 8)

#define CXL_REGLOC_RBI_EMPTY 0

#define CXL_REGLOC_RBI_COMPONENT 1

#define CXL_REGLOC_RBI_VIRT 2

#define CXL_REGLOC_RBI_MEMDEV 3

#define CXL_REGLOC_RBI_TYPES CXL_REGLOC_RBI_MEMDEV + 1

enum cxl_regloc_type {

	CXL_REGLOC_RBI_EMPTY = 0,

	CXL_REGLOC_RBI_COMPONENT,

	CXL_REGLOC_RBI_VIRT,

	CXL_REGLOC_RBI_MEMDEV,

	CXL_REGLOC_RBI_TYPES

};



#define CXL_REGLOC_RBI_MASK GENMASK(15, 8)

#define CXL_REGLOC_ADDR_MASK GENMASK(31, 16)



#endif /* __CXL_PCI_H__ */