[PATCH v3 2/4] x86/MCE/AMD: Add new MA_LLC, USR_DP, and USR_CP bank types

From: Muralidhara M K
Date: Thu Nov 02 2023 - 07:43:19 EST


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

Add HWID and McaType values for new SMCA bank types.

Signed-off-by: Muralidhara M K <muralidhara.mk@xxxxxxx>
---
Chnages:
v2->v3: Rename usr_dp_pcs to usr_dp and same for usr_cp_pcs

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 6de6e1d95952..9e2bb7bdc3b3 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 f3517b8a8e91..4814d8a25ef8 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", "Ultra Short Reach Data Plane Controller" },
+ [SMCA_USR_CP] = { "usr_cp", "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