linux-kernel - [PATCH v2 2/4] x86/MCE/AMD: Add new MA_LLC, USR_DP, and USR

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Date:   Wed, 25 Oct 2023 05:14:53 +0000
From:   Muralidhara M K <muralimk@....com>
To:     <linux-edac@...r.kernel.org>
CC:     <linux-kernel@...r.kernel.org>, <bp@...en8.de>,
        <mchehab@...nel.org>, Muralidhara M K <muralidhara.mk@....com>
Subject: [PATCH v2 2/4] x86/MCE/AMD: Add new MA_LLC, USR_DP, and USR_CP bank types

From: Muralidhara M K <muralidhara.mk@....com>

Add HWID and McaType values for new SMCA bank types.

Signed-off-by: Muralidhara M K <muralidhara.mk@....com>
---
 arch/x86/include/asm/mce.h    | 3 +++
 arch/x86/kernel/cpu/mce/amd.c | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 180b1cbfcc4e..8e0ed4b86e29 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -311,6 +311,7 @@ enum smca_bank_types {
 	SMCA_PIE,	/* Power, Interrupts, etc. */
 	SMCA_UMC,	/* Unified Memory Controller */
 	SMCA_UMC_V2,
+	SMCA_MA_LLC,	/* Memory Attached Last Level Cache */
 	SMCA_PB,	/* Parameter Block */
 	SMCA_PSP,	/* Platform Security Processor */
 	SMCA_PSP_V2,
@@ -326,6 +327,8 @@ enum smca_bank_types {
 	SMCA_SHUB,	/* System HUB Unit */
 	SMCA_SATA,	/* SATA Unit */
 	SMCA_USB,	/* USB Unit */
+	SMCA_USR_DP,	/* Ultra Short Reach Data Plane Controller */
+	SMCA_USR_CP,	/* Ultra Short Reach Control Plane Controller */
 	SMCA_GMI_PCS,	/* GMI PCS Unit */
 	SMCA_XGMI_PHY,	/* xGMI PHY Unit */
 	SMCA_WAFL_PHY,	/* WAFL PHY Unit */
diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c
index c267f43de39e..767361215044 100644
--- a/arch/x86/kernel/cpu/mce/amd.c
+++ b/arch/x86/kernel/cpu/mce/amd.c
@@ -107,6 +107,7 @@ static struct smca_bank_name smca_names[] = {
 	/* UMC v2 is separate because both of them can exist in a single system. */
 	[SMCA_UMC]			= { "umc",		"Unified Memory Controller" },
 	[SMCA_UMC_V2]			= { "umc_v2",		"Unified Memory Controller v2" },
+	[SMCA_MA_LLC]			= { "ma_llc",		"Memory Attached Last Level Cache" },
 	[SMCA_PB]			= { "param_block",	"Parameter Block" },
 	[SMCA_PSP ... SMCA_PSP_V2]	= { "psp",		"Platform Security Processor" },
 	[SMCA_SMU ... SMCA_SMU_V2]	= { "smu",		"System Management Unit" },
@@ -119,6 +120,8 @@ static struct smca_bank_name smca_names[] = {
 	[SMCA_SHUB]			= { "shub",		"System Hub Unit" },
 	[SMCA_SATA]			= { "sata",		"SATA Unit" },
 	[SMCA_USB]			= { "usb",		"USB Unit" },
+	[SMCA_USR_DP]			= { "usr_dp_pcs",	"Ultra Short Reach Data Plane Controller" },
+	[SMCA_USR_CP]			= { "usr_cp_pcs",	"Ultra Short Reach Control Plane Controller" },
 	[SMCA_GMI_PCS]			= { "gmi_pcs",		"Global Memory Interconnect PCS Unit" },
 	[SMCA_XGMI_PHY]			= { "xgmi_phy",		"Ext Global Memory Interconnect PHY Unit" },
 	[SMCA_WAFL_PHY]			= { "wafl_phy",		"WAFL PHY Unit" },
@@ -178,6 +181,7 @@ static const struct smca_hwid smca_hwid_mcatypes[] = {
 	{ SMCA_CS,	 HWID_MCATYPE(0x2E, 0x0)	},
 	{ SMCA_PIE,	 HWID_MCATYPE(0x2E, 0x1)	},
 	{ SMCA_CS_V2,	 HWID_MCATYPE(0x2E, 0x2)	},
+	{ SMCA_MA_LLC,	 HWID_MCATYPE(0x2E, 0x4)	},
 
 	/* Unified Memory Controller MCA type */
 	{ SMCA_UMC,	 HWID_MCATYPE(0x96, 0x0)	},
@@ -212,6 +216,8 @@ static const struct smca_hwid smca_hwid_mcatypes[] = {
 	{ SMCA_SHUB,	 HWID_MCATYPE(0x80, 0x0)	},
 	{ SMCA_SATA,	 HWID_MCATYPE(0xA8, 0x0)	},
 	{ SMCA_USB,	 HWID_MCATYPE(0xAA, 0x0)	},
+	{ SMCA_USR_DP,	 HWID_MCATYPE(0x170, 0x0)	},
+	{ SMCA_USR_CP,	 HWID_MCATYPE(0x180, 0x0)	},
 	{ SMCA_GMI_PCS,  HWID_MCATYPE(0x241, 0x0)	},
 	{ SMCA_XGMI_PHY, HWID_MCATYPE(0x259, 0x0)	},
 	{ SMCA_WAFL_PHY, HWID_MCATYPE(0x267, 0x0)	},
-- 
2.25.1