[PATCH 04/20] x86/mce/amd, EDAC/mce_amd: Move long names to decoder module
Yazen Ghannam
yazen.ghannam at amd.com
Sat Nov 18 19:32:32 UTC 2023
The "long names" for SMCA banks are only used by the MCE decoder module.
Move them out of the arch code and into the decoder module.
Signed-off-by: Yazen Ghannam <yazen.ghannam at amd.com>
---
arch/x86/include/asm/mce.h | 1 -
arch/x86/kernel/cpu/mce/amd.c | 74 ++++++++++++++---------------------
drivers/edac/mce_amd.c | 41 +++++++++++++++++++
3 files changed, 71 insertions(+), 45 deletions(-)
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 6de6e1d95952..4ad49afca2db 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -333,7 +333,6 @@ enum smca_bank_types {
N_SMCA_BANK_TYPES
};
-extern const char *smca_get_long_name(enum smca_bank_types t);
extern bool amd_mce_is_memory_error(struct mce *m);
extern int mce_threshold_create_device(unsigned int cpu);
diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c
index f3517b8a8e91..6cf8ed9c79be 100644
--- a/arch/x86/kernel/cpu/mce/amd.c
+++ b/arch/x86/kernel/cpu/mce/amd.c
@@ -87,42 +87,37 @@ struct smca_bank {
static DEFINE_PER_CPU_READ_MOSTLY(struct smca_bank[MAX_NR_BANKS], smca_banks);
static DEFINE_PER_CPU_READ_MOSTLY(u8[N_SMCA_BANK_TYPES], smca_bank_counts);
-struct smca_bank_name {
- const char *name; /* Short name for sysfs */
- const char *long_name; /* Long name for pretty-printing */
-};
-
-static struct smca_bank_name smca_names[] = {
- [SMCA_LS ... SMCA_LS_V2] = { "load_store", "Load Store Unit" },
- [SMCA_IF] = { "insn_fetch", "Instruction Fetch Unit" },
- [SMCA_L2_CACHE] = { "l2_cache", "L2 Cache" },
- [SMCA_DE] = { "decode_unit", "Decode Unit" },
- [SMCA_RESERVED] = { "reserved", "Reserved" },
- [SMCA_EX] = { "execution_unit", "Execution Unit" },
- [SMCA_FP] = { "floating_point", "Floating Point Unit" },
- [SMCA_L3_CACHE] = { "l3_cache", "L3 Cache" },
- [SMCA_CS ... SMCA_CS_V2] = { "coherent_slave", "Coherent Slave" },
- [SMCA_PIE] = { "pie", "Power, Interrupts, etc." },
+static char *smca_names[] = {
+ [SMCA_LS ... SMCA_LS_V2] = "load_store",
+ [SMCA_IF] = "insn_fetch",
+ [SMCA_L2_CACHE] = "l2_cache",
+ [SMCA_DE] = "decode_unit",
+ [SMCA_RESERVED] = "reserved",
+ [SMCA_EX] = "execution_unit",
+ [SMCA_FP] = "floating_point",
+ [SMCA_L3_CACHE] = "l3_cache",
+ [SMCA_CS ... SMCA_CS_V2] = "coherent_slave",
+ [SMCA_PIE] = "pie",
/* 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_PB] = { "param_block", "Parameter Block" },
- [SMCA_PSP ... SMCA_PSP_V2] = { "psp", "Platform Security Processor" },
- [SMCA_SMU ... SMCA_SMU_V2] = { "smu", "System Management Unit" },
- [SMCA_MP5] = { "mp5", "Microprocessor 5 Unit" },
- [SMCA_MPDMA] = { "mpdma", "MPDMA Unit" },
- [SMCA_NBIO] = { "nbio", "Northbridge IO Unit" },
- [SMCA_PCIE ... SMCA_PCIE_V2] = { "pcie", "PCI Express Unit" },
- [SMCA_XGMI_PCS] = { "xgmi_pcs", "Ext Global Memory Interconnect PCS Unit" },
- [SMCA_NBIF] = { "nbif", "NBIF Unit" },
- [SMCA_SHUB] = { "shub", "System Hub Unit" },
- [SMCA_SATA] = { "sata", "SATA Unit" },
- [SMCA_USB] = { "usb", "USB Unit" },
- [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" },
- [SMCA_GMI_PHY] = { "gmi_phy", "Global Memory Interconnect PHY Unit" },
+ [SMCA_UMC] = "umc",
+ [SMCA_UMC_V2] = "umc_v2",
+ [SMCA_PB] = "param_block",
+ [SMCA_PSP ... SMCA_PSP_V2] = "psp",
+ [SMCA_SMU ... SMCA_SMU_V2] = "smu",
+ [SMCA_MP5] = "mp5",
+ [SMCA_MPDMA] = "mpdma",
+ [SMCA_NBIO] = "nbio",
+ [SMCA_PCIE ... SMCA_PCIE_V2] = "pcie",
+ [SMCA_XGMI_PCS] = "xgmi_pcs",
+ [SMCA_NBIF] = "nbif",
+ [SMCA_SHUB] = "shub",
+ [SMCA_SATA] = "sata",
+ [SMCA_USB] = "usb",
+ [SMCA_GMI_PCS] = "gmi_pcs",
+ [SMCA_XGMI_PHY] = "xgmi_phy",
+ [SMCA_WAFL_PHY] = "wafl_phy",
+ [SMCA_GMI_PHY] = "gmi_phy",
};
static const char *smca_get_name(enum smca_bank_types t)
@@ -130,17 +125,8 @@ static const char *smca_get_name(enum smca_bank_types t)
if (t >= N_SMCA_BANK_TYPES)
return NULL;
- return smca_names[t].name;
-}
-
-const char *smca_get_long_name(enum smca_bank_types t)
-{
- if (t >= N_SMCA_BANK_TYPES)
- return NULL;
-
- return smca_names[t].long_name;
+ return smca_names[t];
}
-EXPORT_SYMBOL_GPL(smca_get_long_name);
enum smca_bank_types smca_get_bank_type(unsigned int cpu, unsigned int bank)
{
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index 9215c06783df..b8765292d26e 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -1163,6 +1163,47 @@ static void decode_mc6_mce(struct mce *m)
pr_emerg(HW_ERR "Corrupted MC6 MCE info?\n");
}
+static char *smca_names[] = {
+ [SMCA_LS ... SMCA_LS_V2] = "Load Store Unit",
+ [SMCA_IF] = "Instruction Fetch Unit",
+ [SMCA_L2_CACHE] = "L2 Cache",
+ [SMCA_DE] = "Decode Unit",
+ [SMCA_RESERVED] = "Reserved",
+ [SMCA_EX] = "Execution Unit",
+ [SMCA_FP] = "Floating Point Unit",
+ [SMCA_L3_CACHE] = "L3 Cache",
+ [SMCA_CS ... SMCA_CS_V2] = "Coherent Slave",
+ [SMCA_PIE] = "Power, Interrupts, etc.",
+
+ /* UMC v2 is separate because both of them can exist in a single system. */
+ [SMCA_UMC] = "Unified Memory Controller",
+ [SMCA_UMC_V2] = "Unified Memory Controller v2",
+ [SMCA_PB] = "Parameter Block",
+ [SMCA_PSP ... SMCA_PSP_V2] = "Platform Security Processor",
+ [SMCA_SMU ... SMCA_SMU_V2] = "System Management Unit",
+ [SMCA_MP5] = "Microprocessor 5 Unit",
+ [SMCA_MPDMA] = "MPDMA Unit",
+ [SMCA_NBIO] = "Northbridge IO Unit",
+ [SMCA_PCIE ... SMCA_PCIE_V2] = "PCI Express Unit",
+ [SMCA_XGMI_PCS] = "Ext Global Memory Interconnect PCS Unit",
+ [SMCA_NBIF] = "NBIF Unit",
+ [SMCA_SHUB] = "System Hub Unit",
+ [SMCA_SATA] = "SATA Unit",
+ [SMCA_USB] = "USB Unit",
+ [SMCA_GMI_PCS] = "Global Memory Interconnect PCS Unit",
+ [SMCA_XGMI_PHY] = "Ext Global Memory Interconnect PHY Unit",
+ [SMCA_WAFL_PHY] = "WAFL PHY Unit",
+ [SMCA_GMI_PHY] = "Global Memory Interconnect PHY Unit",
+};
+
+static const char *smca_get_long_name(enum smca_bank_types t)
+{
+ if (t >= N_SMCA_BANK_TYPES)
+ return NULL;
+
+ return smca_names[t];
+}
+
/* Decode errors according to Scalable MCA specification */
static void decode_smca_error(struct mce *m)
{
--
2.34.1
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