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EDAC/mc: Add new HBM2 memory type 

commit e1ca90b7cc upstream.

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.

Intel-SIG: commit e1ca90b7cc EDAC/mc: Add new HBM2 memory type.
Backport to add EDAC HBM support.

Reviewed-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Muralidhara M K <muralimk@amd.com>
Signed-off-by: Naveen Krishna Chatradhi <nchatrad@amd.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Link: https://lore.kernel.org/r/20210630152828.162659-4-nchatrad@amd.com
[ Youquan Song: amend commit log ]
Signed-off-by: Youquan Song <youquan.song@intel.com>
This commit is contained in:
Naveen Krishna Chatradhi 2021-06-30 20:58:24 +05:30 committed by Jianping Liu
parent 8b38d95181
commit 836bb83ea9
2 changed files with 4 additions and 0 deletions
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1
drivers/edac/edac_mc.c
View File

@ -216,6 +216,7 @@ const char * const edac_mem_types[] = {
[MEM_LRDDR4] = "Load-Reduced-DDR4-RAM",
[MEM_DDR5] = "Unbuffered-DDR5",
[MEM_NVDIMM] = "Non-volatile-RAM",
[MEM_HBM2] = "High-bandwidth-memory-Gen2",
};
EXPORT_SYMBOL_GPL(edac_mem_types);

3
include/linux/edac.h
View File

@ -189,6 +189,7 @@ static inline char *mc_event_error_type(const unsigned int err_type)
* @MEM_LRDDR4: Load-Reduced DDR4 memory.
* @MEM_DDR5: Unbuffered DDR5 RAM
* @MEM_NVDIMM: Non-volatile RAM
* @MEM_HBM2: High bandwidth Memory Gen 2.
*/
enum mem_type {
MEM_EMPTY = 0,
@ -214,6 +215,7 @@ enum mem_type {
MEM_LRDDR4,
MEM_DDR5,
MEM_NVDIMM,
MEM_HBM2,
};
#define MEM_FLAG_EMPTY BIT(MEM_EMPTY)
@ -238,6 +240,7 @@ enum mem_type {
#define MEM_FLAG_LRDDR4 BIT(MEM_LRDDR4)
#define MEM_FLAG_DDR5 BIT(MEM_DDR5)
#define MEM_FLAG_NVDIMM BIT(MEM_NVDIMM)
#define MEM_FLAG_HBM2 BIT(MEM_HBM2)
/**
* enum edac-type - Error Detection and Correction capabilities and mode