Commit e1ca90b7 authored by Naveen Krishna Chatradhi's avatar Naveen Krishna Chatradhi Committed by Tony Luck
Browse files

EDAC/mc: Add new HBM2 memory type 



Add a new entry to 'enum mem_type' and a new string to 'edac_mem_types[]'
for HBM2 (High Bandwidth Memory Gen 2) new memory type.

Reviewed-by: default avatarYazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: default avatarMuralidhara M K <muralimk@amd.com>
Signed-off-by: default avatarNaveen Krishna Chatradhi <nchatrad@amd.com>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/r/20210630152828.162659-4-nchatrad@amd.com
parent d19faf0e

drivers/edac/edac_mc.c

+1 −0
Original line number Diff line number Diff line
@@ -166,6 +166,7 @@ const char * const edac_mem_types[] = { 
	[MEM_DDR5]	= "Unbuffered-DDR5",

	[MEM_NVDIMM]	= "Non-volatile-RAM",

	[MEM_WIO2]	= "Wide-IO-2",

	[MEM_HBM2]	= "High-bandwidth-memory-Gen2",

};

EXPORT_SYMBOL_GPL(edac_mem_types);

include/linux/edac.h

+3 −0
Original line number Diff line number Diff line
@@ -184,6 +184,7 @@ static inline char *mc_event_error_type(const unsigned int err_type) 
 * @MEM_DDR5:		Unbuffered DDR5 RAM

 * @MEM_NVDIMM:		Non-volatile RAM

 * @MEM_WIO2:		Wide I/O 2.

 * @MEM_HBM2:		High bandwidth Memory Gen 2.

 */

enum mem_type {

	MEM_EMPTY = 0,
@@ -212,6 +213,7 @@ enum mem_type { 
	MEM_DDR5,

	MEM_NVDIMM,

	MEM_WIO2,

	MEM_HBM2,

};



#define MEM_FLAG_EMPTY		BIT(MEM_EMPTY)
@@ -239,6 +241,7 @@ enum mem_type { 
#define MEM_FLAG_DDR5           BIT(MEM_DDR5)

#define MEM_FLAG_NVDIMM         BIT(MEM_NVDIMM)

#define MEM_FLAG_WIO2		BIT(MEM_WIO2)

#define MEM_FLAG_HBM2		BIT(MEM_HBM2)



/**

 * enum edac_type - Error Detection and Correction capabilities and mode