linux-kernel - [PATCH 4/5] EDAC/amd64: Add family ops for Family 19h Models 00h-0Fh

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Date:   Fri, 10 Jan 2020 01:56:50 +0000
From:   Yazen Ghannam <Yazen.Ghannam@....com>
To:     linux-edac@...r.kernel.org
Cc:     Yazen Ghannam <Yazen.Ghannam@....com>,
        linux-kernel@...r.kernel.org, bp@...e.de, tony.luck@...el.com,
        x86@...nel.org
Subject: [PATCH 4/5] EDAC/amd64: Add family ops for Family 19h Models 00h-0Fh

From: Yazen Ghannam <yazen.ghannam@....com>

Add family ops to support AMD Family 19h systems. Existing Family 17h
functions can be used.

Also, add Family 19h to the list of families to automatically load the
module.

Signed-off-by: Yazen Ghannam <yazen.ghannam@....com>
---
 drivers/edac/amd64_edac.c | 17 +++++++++++++++++
 drivers/edac/amd64_edac.h |  3 +++
 2 files changed, 20 insertions(+)

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 428ce98f6776..2488cbf76814 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2336,6 +2336,16 @@ static struct amd64_family_type family_types[] = {
 			.dbam_to_cs		= f17_addr_mask_to_cs_size,
 		}
 	},
+	[F19_CPUS] = {
+		.ctl_name = "F19h",
+		.f0_id = PCI_DEVICE_ID_AMD_19H_DF_F0,
+		.f6_id = PCI_DEVICE_ID_AMD_19H_DF_F6,
+		.max_mcs = 8,
+		.ops = {
+			.early_channel_count	= f17_early_channel_count,
+			.dbam_to_cs		= f17_addr_mask_to_cs_size,
+		}
+	},
 };
 
 /*
@@ -3368,6 +3378,12 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt)
 			family_types[F17_CPUS].ctl_name = "F18h";
 		break;
 
+	case 0x19:
+		fam_type	= &family_types[F19_CPUS];
+		pvt->ops	= &family_types[F19_CPUS].ops;
+		family_types[F19_CPUS].ctl_name = "F19h";
+		break;
+
 	default:
 		amd64_err("Unsupported family!\n");
 		return NULL;
@@ -3626,6 +3642,7 @@ static const struct x86_cpu_id amd64_cpuids[] = {
 	{ 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 },
+	{ X86_VENDOR_AMD, 0x19, X86_MODEL_ANY,	X86_FEATURE_ANY, 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(x86cpu, amd64_cpuids);
diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h
index 9be31688110b..abbf3c274d74 100644
--- a/drivers/edac/amd64_edac.h
+++ b/drivers/edac/amd64_edac.h
@@ -122,6 +122,8 @@
 #define PCI_DEVICE_ID_AMD_17H_M30H_DF_F6 0x1496
 #define PCI_DEVICE_ID_AMD_17H_M70H_DF_F0 0x1440
 #define PCI_DEVICE_ID_AMD_17H_M70H_DF_F6 0x1446
+#define PCI_DEVICE_ID_AMD_19H_DF_F0	0x1650
+#define PCI_DEVICE_ID_AMD_19H_DF_F6	0x1656
 
 /*
  * Function 1 - Address Map
@@ -292,6 +294,7 @@ enum amd_families {
 	F17_M10H_CPUS,
 	F17_M30H_CPUS,
 	F17_M70H_CPUS,
+	F19_CPUS,
 	NUM_FAMILIES,
 };
 
-- 
2.17.1