linux-kernel - [PATCH v2 3/3] EDAC/amd64: Add support for AMD Family 1Ah Models 00h-1Fh and 40h-4Fh

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Date:   Tue, 8 Aug 2023 22:52:44 -0500
From:   Avadhut Naik <avadhut.naik@....com>
To:     <bp@...en8.de>, <x86@...nel.org>, <linux-edac@...r.kernel.org>
CC:     <linux-kernel@...r.kernel.org>, <mario.limonciello@....com>,
        <yazen.ghannam@....com>, <linux@...ck-us.net>,
        <linux-hwmon@...r.kernel.org>, <avadnaik@....com>
Subject: [PATCH v2 3/3] EDAC/amd64: Add support for AMD Family 1Ah Models 00h-1Fh and 40h-4Fh

From: Avadhut Naik <Avadhut.Naik@....com>

Add the necessary support in the module for AMD's new Family 1Ah-based
models 00h-1Fh and 40h-4Fh.

Signed-off-by: Avadhut Naik <Avadhut.Naik@....com>
---
 drivers/edac/amd64_edac.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 597dae7692b1..e3b59c488ed1 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -4150,6 +4150,20 @@ static int per_family_init(struct amd64_pvt *pvt)
 		}
 		break;
 
+	case 0x1A:
+		switch (pvt->model) {
+		case 0x00 ... 0x1f:
+			pvt->ctl_name           = "F1Ah";
+			pvt->max_mcs            = 12;
+			pvt->flags.zn_regs_v2   = 1;
+			break;
+		case 0x40 ... 0x4f:
+			pvt->ctl_name           = "F1Ah_M40h";
+			pvt->flags.zn_regs_v2   = 1;
+			break;
+		}
+		break;
+
 	default:
 		amd64_err("Unsupported family!\n");
 		return -ENODEV;
@@ -4344,6 +4358,7 @@ static const struct x86_cpu_id amd64_cpuids[] = {
 	X86_MATCH_VENDOR_FAM(AMD,	0x17, NULL),
 	X86_MATCH_VENDOR_FAM(HYGON,	0x18, NULL),
 	X86_MATCH_VENDOR_FAM(AMD,	0x19, NULL),
+	X86_MATCH_VENDOR_FAM(AMD,   0x1A, NULL),
 	{ }
 };
 MODULE_DEVICE_TABLE(x86cpu, amd64_cpuids);
-- 
2.34.1