diff options
| author |   Qiuxu Zhuo <qiuxu.zhuo@intel.com> | 2020-11-17 20:49:52 +0800 |
|---|---|---|
| committer |   Tony Luck <tony.luck@intel.com> | 2020-11-19 12:57:09 -0800 |
| commit | bc1c99a5971aa7571e8b9731c28fa32abe12cab8 (patch) | |
| tree | 6259dcec1c31095603a689f527730d461e58f9b9 | |
| parent | EDAC/i10nm: Use readl() to access MMIO registers (diff) | |
| download | linux-dev-bc1c99a5971aa7571e8b9731c28fa32abe12cab8.tar.xz linux-dev-bc1c99a5971aa7571e8b9731c28fa32abe12cab8.zip | |
EDAC: Add DDR5 new memory type
Add a new entry to 'enum mem_type' and a new string to
'edac_mem_types[]' for DDR5 new memory type.
Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
| -rw-r--r-- | drivers/edac/edac_mc.c | 1 | ||||
| -rw-r--r-- | include/linux/edac.h | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index eef8724faae0..f6d462d0be2d 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -163,6 +163,7 @@ const char * const edac_mem_types[] = { [MEM_RDDR4] = "Registered-DDR4", [MEM_LPDDR4] = "Low-Power-DDR4-RAM", [MEM_LRDDR4] = "Load-Reduced-DDR4-RAM", + [MEM_DDR5] = "Unbuffered-DDR5", [MEM_NVDIMM] = "Non-volatile-RAM", [MEM_WIO2] = "Wide-IO-2", }; diff --git a/include/linux/edac.h b/include/linux/edac.h index 8f63245f7f7c..e64b73b556eb 100644 --- a/include/linux/edac.h +++ b/include/linux/edac.h @@ -181,6 +181,7 @@ static inline char *mc_event_error_type(const unsigned int err_type) * This is a variant of the DDR4 memories. * @MEM_LRDDR4: Load-Reduced DDR4 memory. * @MEM_LPDDR4: Low-Power DDR4 memory. + * @MEM_DDR5: Unbuffered DDR5 RAM * @MEM_NVDIMM: Non-volatile RAM * @MEM_WIO2: Wide I/O 2. */ @@ -208,6 +209,7 @@ enum mem_type { MEM_RDDR4, MEM_LRDDR4, MEM_LPDDR4, + MEM_DDR5, MEM_NVDIMM, MEM_WIO2, }; @@ -234,6 +236,7 @@ enum mem_type { #define MEM_FLAG_RDDR4 BIT(MEM_RDDR4) #define MEM_FLAG_LRDDR4 BIT(MEM_LRDDR4) #define MEM_FLAG_LPDDR4 BIT(MEM_LPDDR4) +#define MEM_FLAG_DDR5 BIT(MEM_DDR5) #define MEM_FLAG_NVDIMM BIT(MEM_NVDIMM) #define MEM_FLAG_WIO2 BIT(MEM_WIO2) |