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path: root/drivers/edac/skx_common.c
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Diffstat (limited to 'drivers/edac/skx_common.c')
-rw-r--r--drivers/edac/skx_common.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c
index 2b4ce8e5ac2f..81c3e2ec6f56 100644
--- a/drivers/edac/skx_common.c
+++ b/drivers/edac/skx_common.c
@@ -304,15 +304,25 @@ static int skx_get_dimm_attr(u32 reg, int lobit, int hibit, int add,
#define numcol(reg) skx_get_dimm_attr(reg, 0, 1, 10, 0, 2, "cols")
int skx_get_dimm_info(u32 mtr, u32 mcmtr, u32 amap, struct dimm_info *dimm,
- struct skx_imc *imc, int chan, int dimmno)
+ struct skx_imc *imc, int chan, int dimmno,
+ struct res_config *cfg)
{
- int banks = 16, ranks, rows, cols, npages;
+ int banks, ranks, rows, cols, npages;
+ enum mem_type mtype;
u64 size;
ranks = numrank(mtr);
rows = numrow(mtr);
cols = numcol(mtr);
+ if (cfg->support_ddr5 && (amap & 0x8)) {
+ banks = 32;
+ mtype = MEM_DDR5;
+ } else {
+ banks = 16;
+ mtype = MEM_DDR4;
+ }
+
/*
* Compute size in 8-byte (2^3) words, then shift to MiB (2^20)
*/
@@ -332,7 +342,7 @@ int skx_get_dimm_info(u32 mtr, u32 mcmtr, u32 amap, struct dimm_info *dimm,
dimm->nr_pages = npages;
dimm->grain = 32;
dimm->dtype = get_width(mtr);
- dimm->mtype = MEM_DDR4;
+ dimm->mtype = mtype;
dimm->edac_mode = EDAC_SECDED; /* likely better than this */
snprintf(dimm->label, sizeof(dimm->label), "CPU_SrcID#%u_MC#%u_Chan#%u_DIMM#%u",
imc->src_id, imc->lmc, chan, dimmno);
@@ -390,7 +400,8 @@ unknown_size:
int skx_register_mci(struct skx_imc *imc, struct pci_dev *pdev,
const char *ctl_name, const char *mod_str,
- get_dimm_config_f get_dimm_config)
+ get_dimm_config_f get_dimm_config,
+ struct res_config *cfg)
{
struct mem_ctl_info *mci;
struct edac_mc_layer layers[2];
@@ -425,13 +436,15 @@ int skx_register_mci(struct skx_imc *imc, struct pci_dev *pdev,
}
mci->mtype_cap = MEM_FLAG_DDR4 | MEM_FLAG_NVDIMM;
+ if (cfg->support_ddr5)
+ mci->mtype_cap |= MEM_FLAG_DDR5;
mci->edac_ctl_cap = EDAC_FLAG_NONE;
mci->edac_cap = EDAC_FLAG_NONE;
mci->mod_name = mod_str;
mci->dev_name = pci_name(pdev);
mci->ctl_page_to_phys = NULL;
- rc = get_dimm_config(mci);
+ rc = get_dimm_config(mci, cfg);
if (rc < 0)
goto fail;