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authorBorislav Petkov <bp@suse.de>2019-05-19 16:39:23 +0200
committerBorislav Petkov <bp@suse.de>2019-05-19 16:39:23 +0200
commit79cd1fe50c4ec0f66d4931b84d61c5e588d86aa2 (patch)
tree92ab8eb563956aaef8d4beba41a7b7647c458cff
parent41754a215c720175452335b6b388f379bce63869 (diff)
EDAC, amd64: Add Hygon Dhyana support (fate#327735).
-rw-r--r--drivers/edac/amd64_edac.c10
-rw-r--r--drivers/edac/mce_amd.c4
2 files changed, 12 insertions, 2 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 529bcbf9c53b..3e91eb45e9dc 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -211,7 +211,7 @@ static int __set_scrub_rate(struct amd64_pvt *pvt, u32 new_bw, u32 min_rate)
scrubval = scrubrates[i].scrubval;
- if (pvt->fam == 0x17) {
+ if (pvt->fam == 0x17 || pvt->fam == 0x18) {
__f17h_set_scrubval(pvt, scrubval);
} else if (pvt->fam == 0x15 && pvt->model == 0x60) {
f15h_select_dct(pvt, 0);
@@ -264,6 +264,7 @@ static int get_scrub_rate(struct mem_ctl_info *mci)
break;
case 0x17:
+ case 0x18:
amd64_read_pci_cfg(pvt->F6, F17H_SCR_BASE_ADDR, &scrubval);
if (scrubval & BIT(0)) {
amd64_read_pci_cfg(pvt->F6, F17H_SCR_LIMIT_ADDR, &scrubval);
@@ -1044,6 +1045,7 @@ static void determine_memory_type(struct amd64_pvt *pvt)
goto ddr3;
case 0x17:
+ case 0x18:
if ((pvt->umc[0].dimm_cfg | pvt->umc[1].dimm_cfg) & BIT(5))
pvt->dram_type = MEM_LRDDR4;
else if ((pvt->umc[0].dimm_cfg | pvt->umc[1].dimm_cfg) & BIT(4))
@@ -3189,8 +3191,13 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt)
break;
case 0x17:
+ /* fall through */
+ case 0x18:
fam_type = &family_types[F17_CPUS];
pvt->ops = &family_types[F17_CPUS].ops;
+
+ if (pvt->fam == 0x18)
+ family_types[F17_CPUS].ctl_name = "F18h";
break;
default:
@@ -3429,6 +3436,7 @@ static const struct x86_cpu_id amd64_cpuids[] = {
{ X86_VENDOR_AMD, 0x15, X86_MODEL_ANY, X86_FEATURE_ANY, 0 },
{ X86_VENDOR_AMD, 0x16, X86_MODEL_ANY, X86_FEATURE_ANY, 0 },
{ X86_VENDOR_AMD, 0x17, X86_MODEL_ANY, X86_FEATURE_ANY, 0 },
+ { X86_VENDOR_HYGON, 0x18, X86_MODEL_ANY, X86_FEATURE_ANY, 0 },
{ }
};
MODULE_DEVICE_TABLE(x86cpu, amd64_cpuids);
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index 9fe7350bb044..ee6f5535edb4 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -1154,7 +1154,8 @@ static int __init mce_amd_init(void)
{
struct cpuinfo_x86 *c = &boot_cpu_data;
- if (c->x86_vendor != X86_VENDOR_AMD)
+ if (c->x86_vendor != X86_VENDOR_AMD &&
+ c->x86_vendor != X86_VENDOR_HYGON)
return -ENODEV;
fam_ops = kzalloc(sizeof(struct amd_decoder_ops), GFP_KERNEL);
@@ -1208,6 +1209,7 @@ static int __init mce_amd_init(void)
break;
case 0x17:
+ case 0x18:
xec_mask = 0x3f;
if (!boot_cpu_has(X86_FEATURE_SMCA)) {
printk(KERN_WARNING "Decoding supported only on Scalable MCA processors.\n");