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[2/5] edac: Add new memory type for non-volatile DIMMs

Message ID 20180312182430.10335-3-tony.luck@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Luck, Tony March 12, 2018, 6:24 p.m. UTC 
There are now non-volatile versions of DIMMs. Add a new entry to
"enum mem_type" and a new string in edac_mem_types[].

Signed-off-by: Tony Luck <tony.luck@intel.com>
---
 drivers/edac/edac_mc.c | 3 ++-
 include/linux/edac.h   | 3 +++
 2 files changed, 5 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 1f61b736e075..3bb82e511eca 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -214,7 +214,8 @@  const char * const edac_mem_types[] = {
 	[MEM_RDDR3]	= "Registered-DDR3",
 	[MEM_LRDDR3]	= "Load-Reduced-DDR3-RAM",
 	[MEM_DDR4]	= "Unbuffered-DDR4",
-	[MEM_RDDR4]	= "Registered-DDR4"
+	[MEM_RDDR4]	= "Registered-DDR4",
+	[MEM_NVDIMM]	= "Non-volatile-RAM",
 };
 EXPORT_SYMBOL_GPL(edac_mem_types);
 
diff --git a/include/linux/edac.h b/include/linux/edac.h
index cd75c173fd00..bffb97828ed6 100644
--- a/include/linux/edac.h
+++ b/include/linux/edac.h
@@ -186,6 +186,7 @@  static inline char *mc_event_error_type(const unsigned int err_type)
  * @MEM_RDDR4:		Registered DDR4 RAM
  *			This is a variant of the DDR4 memories.
  * @MEM_LRDDR4:		Load-Reduced DDR4 memory.
+ * @MEM_NVDIMM:		Non-volatile RAM
  */
 enum mem_type {
 	MEM_EMPTY = 0,
@@ -209,6 +210,7 @@  enum mem_type {
 	MEM_DDR4,
 	MEM_RDDR4,
 	MEM_LRDDR4,
+	MEM_NVDIMM,
 };
 
 #define MEM_FLAG_EMPTY		BIT(MEM_EMPTY)
@@ -231,6 +233,7 @@  enum mem_type {
 #define MEM_FLAG_DDR4           BIT(MEM_DDR4)
 #define MEM_FLAG_RDDR4          BIT(MEM_RDDR4)
 #define MEM_FLAG_LRDDR4         BIT(MEM_LRDDR4)
+#define MEM_FLAG_NVDIMM         BIT(MEM_NVDIMM)
 
 /**
  * enum edac-type - Error Detection and Correction capabilities and mode