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Commit 1e8096bb authored by Yazen Ghannam's avatar Yazen Ghannam Committed by Borislav Petkov
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EDAC: Add LRDDR4 DRAM type 



AMD Fam17h systems can support Load-Reduced DDR4 DIMMs. So add this new
type to edac.h in preparation for the Fam17h EDAC update. Also, let's
fix a format issue with the LRDDR3 line while we're here.

Signed-off-by: default avatarYazen Ghannam <Yazen.Ghannam@amd.com>
Cc: Aravind Gopalakrishnan <aravindksg.lkml@gmail.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/1479423463-8536-3-git-send-email-Yazen.Ghannam@amd.com


Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
parent 27bda205

include/linux/edac.h

+4 −1
Original line number Diff line number Diff line
@@ -192,10 +192,11 @@ static inline char *mc_event_error_type(const unsigned int err_type) 
 * @MEM_DDR3:		DDR3 RAM

 * @MEM_RDDR3:		Registered DDR3 RAM

 *			This is a variant of the DDR3 memories.

 * @MEM_LRDDR3		Load-Reduced DDR3 memory.

 * @MEM_LRDDR3:		Load-Reduced DDR3 memory.

 * @MEM_DDR4:		Unbuffered DDR4 RAM

 * @MEM_RDDR4:		Registered DDR4 RAM

 *			This is a variant of the DDR4 memories.

 * @MEM_LRDDR4:		Load-Reduced DDR4 memory.

 */

enum mem_type {

	MEM_EMPTY = 0,
@@ -218,6 +219,7 @@ enum mem_type { 
	MEM_LRDDR3,

	MEM_DDR4,

	MEM_RDDR4,

	MEM_LRDDR4,

};



#define MEM_FLAG_EMPTY		BIT(MEM_EMPTY)
@@ -239,6 +241,7 @@ enum mem_type { 
#define MEM_FLAG_RDDR3          BIT(MEM_RDDR3)

#define MEM_FLAG_DDR4           BIT(MEM_DDR4)

#define MEM_FLAG_RDDR4          BIT(MEM_RDDR4)

#define MEM_FLAG_LRDDR4         BIT(MEM_LRDDR4)



/**

 * enum edac-type - Error Detection and Correction capabilities and mode