linux-kernel - [PATCH] EDAC/amd64: Add support for family 19h, models 40h-4fh

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Message-ID: <20251123142746.1879744-1-devangnayanbhai.vyas@amd.com>
Date: Sun, 23 Nov 2025 19:57:45 +0530
From: Devang Vyas <devangnayanbhai.vyas@....com>
To: <yazen.ghannam@....com>, <bp@...en8.de>, <tony.luck@...el.com>,
	<james.morse@....com>, <mchehab@...nel.org>, <rric@...nel.org>,
	<linux-edac@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC: Devang Vyas <devangnayanbhai.vyas@....com>, Ramesh Garidapuri
	<ramesh.garidapuri@....com>
Subject: [PATCH] EDAC/amd64: Add support for family 19h, models 40h-4fh

Co-developed-by: Ramesh Garidapuri <ramesh.garidapuri@....com>
Signed-off-by: Ramesh Garidapuri <ramesh.garidapuri@....com>
Signed-off-by: Devang Vyas <devangnayanbhai.vyas@....com>
---
 drivers/edac/amd64_edac.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index a17f3c0cdfa6..2f6c3c4ed557 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -3878,6 +3878,10 @@ static int per_family_init(struct amd64_pvt *pvt)
 				pvt->max_mcs		= 8;
 			}
 			break;
+		case 0x40 ... 0x4f:
+			pvt->ctl_name                   = "F19h_M40h";
+			pvt->max_mcs                    = 4;
+			break;
 		case 0x50 ... 0x5f:
 			pvt->ctl_name			= "F19h_M50h";
 			break;
-- 
2.25.1