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x86/cpu: Rename cpu_data.x86_mask to cpu_data.x86_stepping 

x86_mask is a confusing name which is hard to associate with the
processor's stepping.

Additionally, correct an indent issue in lib/cpu.c.

Signed-off-by: Jia Zhang <qianyue.zj@alibaba-inc.com>
[ Updated it to more recent kernels. ]
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bp@alien8.de
Cc: tony.luck@intel.com
Link: http://lkml.kernel.org/r/1514771530-70829-1-git-send-email-qianyue.zj@alibaba-inc.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Jia Zhang 2018-01-01 09:52:10 +08:00 committed by Ingo Molnar
parent 961888b1d7
commit b399151cb4
35 changed files with 73 additions and 73 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/events/intel/core.c
View File

@ -3559,7 +3559,7 @@ static int intel_snb_pebs_broken(int cpu)
break;
case INTEL_FAM6_SANDYBRIDGE_X:
switch (cpu_data(cpu).x86_mask) {
switch (cpu_data(cpu).x86_stepping) {
case 6: rev = 0x618; break;
case 7: rev = 0x70c; break;
}

2
arch/x86/events/intel/lbr.c
View File

@ -1186,7 +1186,7 @@ void __init intel_pmu_lbr_init_atom(void)
* on PMU interrupt
*/
if (boot_cpu_data.x86_model == 28
&& boot_cpu_data.x86_mask < 10) {
&& boot_cpu_data.x86_stepping < 10) {
pr_cont("LBR disabled due to erratum");
return;
}

2
arch/x86/events/intel/p6.c
View File

@ -234,7 +234,7 @@ static __initconst const struct x86_pmu p6_pmu = {
static __init void p6_pmu_rdpmc_quirk(void)
{
if (boot_cpu_data.x86_mask < 9) {
if (boot_cpu_data.x86_stepping < 9) {
/*
* PPro erratum 26; fixed in stepping 9 and above.
*/

2
arch/x86/include/asm/acpi.h
View File

@ -94,7 +94,7 @@ static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate)
if (boot_cpu_data.x86 == 0x0F &&
boot_cpu_data.x86_vendor == X86_VENDOR_AMD &&
boot_cpu_data.x86_model <= 0x05 &&
boot_cpu_data.x86_mask < 0x0A)
boot_cpu_data.x86_stepping < 0x0A)
return 1;
else if (boot_cpu_has(X86_BUG_AMD_APIC_C1E))
return 1;

2
arch/x86/include/asm/processor.h
View File

@ -91,7 +91,7 @@ struct cpuinfo_x86 {
__u8 x86; /* CPU family */
__u8 x86_vendor; /* CPU vendor */
__u8 x86_model;
__u8 x86_mask;
__u8 x86_stepping;
#ifdef CONFIG_X86_64
/* Number of 4K pages in DTLB/ITLB combined(in pages): */
int x86_tlbsize;

2
arch/x86/kernel/amd_nb.c
View File

@ -235,7 +235,7 @@ int amd_cache_northbridges(void)
if (boot_cpu_data.x86 == 0x10 &&
boot_cpu_data.x86_model >= 0x8 &&
(boot_cpu_data.x86_model > 0x9 ||
boot_cpu_data.x86_mask >= 0x1))
boot_cpu_data.x86_stepping >= 0x1))
amd_northbridges.flags |= AMD_NB_L3_INDEX_DISABLE;
if (boot_cpu_data.x86 == 0x15)

6
arch/x86/kernel/apic/apic.c
View File

@ -546,7 +546,7 @@ static DEFINE_PER_CPU(struct clock_event_device, lapic_events);
static u32 hsx_deadline_rev(void)
{
switch (boot_cpu_data.x86_mask) {
switch (boot_cpu_data.x86_stepping) {
case 0x02: return 0x3a; /* EP */
case 0x04: return 0x0f; /* EX */
}
@ -556,7 +556,7 @@ static u32 hsx_deadline_rev(void)
static u32 bdx_deadline_rev(void)
{
switch (boot_cpu_data.x86_mask) {
switch (boot_cpu_data.x86_stepping) {
case 0x02: return 0x00000011;
case 0x03: return 0x0700000e;
case 0x04: return 0x0f00000c;
@ -568,7 +568,7 @@ static u32 bdx_deadline_rev(void)
static u32 skx_deadline_rev(void)
{
switch (boot_cpu_data.x86_mask) {
switch (boot_cpu_data.x86_stepping) {
case 0x03: return 0x01000136;
case 0x04: return 0x02000014;
}

2
arch/x86/kernel/asm-offsets_32.c
View File

@ -18,7 +18,7 @@ void foo(void)
OFFSET(CPUINFO_x86, cpuinfo_x86, x86);
OFFSET(CPUINFO_x86_vendor, cpuinfo_x86, x86_vendor);
OFFSET(CPUINFO_x86_model, cpuinfo_x86, x86_model);
OFFSET(CPUINFO_x86_mask, cpuinfo_x86, x86_mask);
OFFSET(CPUINFO_x86_stepping, cpuinfo_x86, x86_stepping);
OFFSET(CPUINFO_cpuid_level, cpuinfo_x86, cpuid_level);
OFFSET(CPUINFO_x86_capability, cpuinfo_x86, x86_capability);
OFFSET(CPUINFO_x86_vendor_id, cpuinfo_x86, x86_vendor_id);

28
arch/x86/kernel/cpu/amd.c
View File

@ -119,7 +119,7 @@ static void init_amd_k6(struct cpuinfo_x86 *c)
return;
}
if (c->x86_model == 6 && c->x86_mask == 1) {
if (c->x86_model == 6 && c->x86_stepping == 1) {
const int K6_BUG_LOOP = 1000000;
int n;
void (*f_vide)(void);
@ -149,7 +149,7 @@ static void init_amd_k6(struct cpuinfo_x86 *c)
/* K6 with old style WHCR */
if (c->x86_model < 8 ||
(c->x86_model == 8 && c->x86_mask < 8)) {
(c->x86_model == 8 && c->x86_stepping < 8)) {
/* We can only write allocate on the low 508Mb */
if (mbytes > 508)
mbytes = 508;
@ -168,7 +168,7 @@ static void init_amd_k6(struct cpuinfo_x86 *c)
return;
}
if ((c->x86_model == 8 && c->x86_mask > 7) ||
if ((c->x86_model == 8 && c->x86_stepping > 7) ||
c->x86_model == 9 || c->x86_model == 13) {
/* The more serious chips .. */
@ -221,7 +221,7 @@ static void init_amd_k7(struct cpuinfo_x86 *c)
* are more robust with CLK_CTL set to 200xxxxx instead of 600xxxxx
* As per AMD technical note 27212 0.2
*/
if ((c->x86_model == 8 && c->x86_mask >= 1) || (c->x86_model > 8)) {
if ((c->x86_model == 8 && c->x86_stepping >= 1) || (c->x86_model > 8)) {
rdmsr(MSR_K7_CLK_CTL, l, h);
if ((l & 0xfff00000) != 0x20000000) {
pr_info("CPU: CLK_CTL MSR was %x. Reprogramming to %x\n",
@ -241,12 +241,12 @@ static void init_amd_k7(struct cpuinfo_x86 *c)
* but they are not certified as MP capable.
*/
/* Athlon 660/661 is valid. */
if ((c->x86_model == 6) && ((c->x86_mask == 0) ||
(c->x86_mask == 1)))
if ((c->x86_model == 6) && ((c->x86_stepping == 0) ||
(c->x86_stepping == 1)))
return;
/* Duron 670 is valid */
if ((c->x86_model == 7) && (c->x86_mask == 0))
if ((c->x86_model == 7) && (c->x86_stepping == 0))
return;
/*
@ -256,8 +256,8 @@ static void init_amd_k7(struct cpuinfo_x86 *c)
* See http://www.heise.de/newsticker/data/jow-18.10.01-000 for
* more.
*/
if (((c->x86_model == 6) && (c->x86_mask >= 2)) ||
((c->x86_model == 7) && (c->x86_mask >= 1)) ||
if (((c->x86_model == 6) && (c->x86_stepping >= 2)) ||
((c->x86_model == 7) && (c->x86_stepping >= 1)) ||
(c->x86_model > 7))
if (cpu_has(c, X86_FEATURE_MP))
return;
@ -583,7 +583,7 @@ static void early_init_amd(struct cpuinfo_x86 *c)
/* Set MTRR capability flag if appropriate */
if (c->x86 == 5)
if (c->x86_model == 13 || c->x86_model == 9 ||
(c->x86_model == 8 && c->x86_mask >= 8))
(c->x86_model == 8 && c->x86_stepping >= 8))
set_cpu_cap(c, X86_FEATURE_K6_MTRR);
#endif
#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_PCI)
@ -769,7 +769,7 @@ static void init_amd_zn(struct cpuinfo_x86 *c)
* Fix erratum 1076: CPB feature bit not being set in CPUID. It affects
* all up to and including B1.
*/
if (c->x86_model <= 1 && c->x86_mask <= 1)
if (c->x86_model <= 1 && c->x86_stepping <= 1)
set_cpu_cap(c, X86_FEATURE_CPB);
}
@ -880,11 +880,11 @@ static unsigned int amd_size_cache(struct cpuinfo_x86 *c, unsigned int size)
/* AMD errata T13 (order #21922) */
if ((c->x86 == 6)) {
/* Duron Rev A0 */
if (c->x86_model == 3 && c->x86_mask == 0)
if (c->x86_model == 3 && c->x86_stepping == 0)
size = 64;
/* Tbird rev A1/A2 */
if (c->x86_model == 4 &&
(c->x86_mask == 0 || c->x86_mask == 1))
(c->x86_stepping == 0 || c->x86_stepping == 1))
size = 256;
}
return size;
@ -1021,7 +1021,7 @@ static bool cpu_has_amd_erratum(struct cpuinfo_x86 *cpu, const int *erratum)
}
/* OSVW unavailable or ID unknown, match family-model-stepping range */
ms = (cpu->x86_model << 4) | cpu->x86_mask;
ms = (cpu->x86_model << 4) | cpu->x86_stepping;
while ((range = *erratum++))
if ((cpu->x86 == AMD_MODEL_RANGE_FAMILY(range)) &&
(ms >= AMD_MODEL_RANGE_START(range)) &&

4
arch/x86/kernel/cpu/centaur.c
View File

@ -136,7 +136,7 @@ static void init_centaur(struct cpuinfo_x86 *c)
clear_cpu_cap(c, X86_FEATURE_TSC);
break;
case 8:
switch (c->x86_mask) {
switch (c->x86_stepping) {
default:
name = "2";
break;
@ -211,7 +211,7 @@ centaur_size_cache(struct cpuinfo_x86 *c, unsigned int size)
* - Note, it seems this may only be in engineering samples.
*/
if ((c->x86 == 6) && (c->x86_model == 9) &&
(c->x86_mask == 1) && (size == 65))
(c->x86_stepping == 1) && (size == 65))
size -= 1;
return size;
}

8
arch/x86/kernel/cpu/common.c
View File

@ -731,7 +731,7 @@ void cpu_detect(struct cpuinfo_x86 *c)
cpuid(0x00000001, &tfms, &misc, &junk, &cap0);
c->x86 = x86_family(tfms);
c->x86_model = x86_model(tfms);
c->x86_mask = x86_stepping(tfms);
c->x86_stepping = x86_stepping(tfms);
if (cap0 & (1<<19)) {
c->x86_clflush_size = ((misc >> 8) & 0xff) * 8;
@ -1186,7 +1186,7 @@ static void identify_cpu(struct cpuinfo_x86 *c)
c->loops_per_jiffy = loops_per_jiffy;
c->x86_cache_size = -1;
c->x86_vendor = X86_VENDOR_UNKNOWN;
c->x86_model = c->x86_mask = 0; /* So far unknown... */
c->x86_model = c->x86_stepping = 0; /* So far unknown... */
c->x86_vendor_id[0] = '\0'; /* Unset */
c->x86_model_id[0] = '\0'; /* Unset */
c->x86_max_cores = 1;
@ -1378,8 +1378,8 @@ void print_cpu_info(struct cpuinfo_x86 *c)
pr_cont(" (family: 0x%x, model: 0x%x", c->x86, c->x86_model);
if (c->x86_mask || c->cpuid_level >= 0)
pr_cont(", stepping: 0x%x)\n", c->x86_mask);
if (c->x86_stepping || c->cpuid_level >= 0)
pr_cont(", stepping: 0x%x)\n", c->x86_stepping);
else
pr_cont(")\n");
}

2
arch/x86/kernel/cpu/cyrix.c
View File

@ -215,7 +215,7 @@ static void init_cyrix(struct cpuinfo_x86 *c)
/* common case step number/rev -- exceptions handled below */
c->x86_model = (dir1 >> 4) + 1;
c->x86_mask = dir1 & 0xf;
c->x86_stepping = dir1 & 0xf;
/* Now cook; the original recipe is by Channing Corn, from Cyrix.
* We do the same thing for each generation: we work out

18
arch/x86/kernel/cpu/intel.c
View File

@ -146,7 +146,7 @@ static bool bad_spectre_microcode(struct cpuinfo_x86 *c)
for (i = 0; i < ARRAY_SIZE(spectre_bad_microcodes); i++) {
if (c->x86_model == spectre_bad_microcodes[i].model &&
c->x86_mask == spectre_bad_microcodes[i].stepping)
c->x86_stepping == spectre_bad_microcodes[i].stepping)
return (c->microcode <= spectre_bad_microcodes[i].microcode);
}
return false;
@ -193,7 +193,7 @@ static void early_init_intel(struct cpuinfo_x86 *c)
* need the microcode to have already been loaded... so if it is
* not, recommend a BIOS update and disable large pages.
*/
if (c->x86 == 6 && c->x86_model == 0x1c && c->x86_mask <= 2 &&
if (c->x86 == 6 && c->x86_model == 0x1c && c->x86_stepping <= 2 &&
c->microcode < 0x20e) {
pr_warn("Atom PSE erratum detected, BIOS microcode update recommended\n");
clear_cpu_cap(c, X86_FEATURE_PSE);
@ -209,7 +209,7 @@ static void early_init_intel(struct cpuinfo_x86 *c)
/* CPUID workaround for 0F33/0F34 CPU */
if (c->x86 == 0xF && c->x86_model == 0x3
&& (c->x86_mask == 0x3 || c->x86_mask == 0x4))
&& (c->x86_stepping == 0x3 || c->x86_stepping == 0x4))
c->x86_phys_bits = 36;
/*
@ -307,7 +307,7 @@ int ppro_with_ram_bug(void)
if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL &&
boot_cpu_data.x86 == 6 &&
boot_cpu_data.x86_model == 1 &&
boot_cpu_data.x86_mask < 8) {
boot_cpu_data.x86_stepping < 8) {
pr_info("Pentium Pro with Errata#50 detected. Taking evasive action.\n");
return 1;
}
@ -324,7 +324,7 @@ static void intel_smp_check(struct cpuinfo_x86 *c)
* Mask B, Pentium, but not Pentium MMX
*/
if (c->x86 == 5 &&
c->x86_mask >= 1 && c->x86_mask <= 4 &&
c->x86_stepping >= 1 && c->x86_stepping <= 4 &&
c->x86_model <= 3) {
/*
* Remember we have B step Pentia with bugs
@ -367,7 +367,7 @@ static void intel_workarounds(struct cpuinfo_x86 *c)
* SEP CPUID bug: Pentium Pro reports SEP but doesn't have it until
* model 3 mask 3
*/
if ((c->x86<<8 | c->x86_model<<4 | c->x86_mask) < 0x633)
if ((c->x86<<8 | c->x86_model<<4 | c->x86_stepping) < 0x633)
clear_cpu_cap(c, X86_FEATURE_SEP);
/*
@ -385,7 +385,7 @@ static void intel_workarounds(struct cpuinfo_x86 *c)
* P4 Xeon erratum 037 workaround.
* Hardware prefetcher may cause stale data to be loaded into the cache.
*/
if ((c->x86 == 15) && (c->x86_model == 1) && (c->x86_mask == 1)) {
if ((c->x86 == 15) && (c->x86_model == 1) && (c->x86_stepping == 1)) {
if (msr_set_bit(MSR_IA32_MISC_ENABLE,
MSR_IA32_MISC_ENABLE_PREFETCH_DISABLE_BIT) > 0) {
pr_info("CPU: C0 stepping P4 Xeon detected.\n");
@ -400,7 +400,7 @@ static void intel_workarounds(struct cpuinfo_x86 *c)
* Specification Update").
*/
if (boot_cpu_has(X86_FEATURE_APIC) && (c->x86<<8 | c->x86_model<<4) == 0x520 &&
(c->x86_mask < 0x6 || c->x86_mask == 0xb))
(c->x86_stepping < 0x6 || c->x86_stepping == 0xb))
set_cpu_bug(c, X86_BUG_11AP);
@ -647,7 +647,7 @@ static void init_intel(struct cpuinfo_x86 *c)
case 6:
if (l2 == 128)
p = "Celeron (Mendocino)";
else if (c->x86_mask == 0 || c->x86_mask == 5)
else if (c->x86_stepping == 0 || c->x86_stepping == 5)
p = "Celeron-A";
break;

2
arch/x86/kernel/cpu/intel_rdt.c
View File

@ -771,7 +771,7 @@ static __init void rdt_quirks(void)
cache_alloc_hsw_probe();
break;
case INTEL_FAM6_SKYLAKE_X:
if (boot_cpu_data.x86_mask <= 4)
if (boot_cpu_data.x86_stepping <= 4)
set_rdt_options("!cmt,!mbmtotal,!mbmlocal,!l3cat");
}
}

4
arch/x86/kernel/cpu/microcode/intel.c
View File

@ -921,7 +921,7 @@ static bool is_blacklisted(unsigned int cpu)
*/
if (c->x86 == 6 &&
c->x86_model == INTEL_FAM6_BROADWELL_X &&
c->x86_mask == 0x01 &&
c->x86_stepping == 0x01 &&
llc_size_per_core > 2621440 &&
c->microcode < 0x0b000021) {
pr_err_once("Erratum BDF90: late loading with revision < 0x0b000021 (0x%x) disabled.\n", c->microcode);
@ -944,7 +944,7 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device,
return UCODE_NFOUND;
sprintf(name, "intel-ucode/%02x-%02x-%02x",
c->x86, c->x86_model, c->x86_mask);
c->x86, c->x86_model, c->x86_stepping);
if (request_firmware_direct(&firmware, name, device)) {
pr_debug("data file %s load failed\n", name);

2
arch/x86/kernel/cpu/mtrr/generic.c
View File

@ -859,7 +859,7 @@ int generic_validate_add_page(unsigned long base, unsigned long size,
*/
if (is_cpu(INTEL) && boot_cpu_data.x86 == 6 &&
boot_cpu_data.x86_model == 1 &&
boot_cpu_data.x86_mask <= 7) {
boot_cpu_data.x86_stepping <= 7) {
if (base & ((1 << (22 - PAGE_SHIFT)) - 1)) {
pr_warn("mtrr: base(0x%lx000) is not 4 MiB aligned\n", base);
return -EINVAL;

4
arch/x86/kernel/cpu/mtrr/main.c
View File

@ -711,8 +711,8 @@ void __init mtrr_bp_init(void)
if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL &&
boot_cpu_data.x86 == 0xF &&
boot_cpu_data.x86_model == 0x3 &&
(boot_cpu_data.x86_mask == 0x3 ||
boot_cpu_data.x86_mask == 0x4))
(boot_cpu_data.x86_stepping == 0x3 ||
boot_cpu_data.x86_stepping == 0x4))
phys_addr = 36;
size_or_mask = SIZE_OR_MASK_BITS(phys_addr);

4
arch/x86/kernel/cpu/proc.c
View File

@ -72,8 +72,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
c->x86_model,
c->x86_model_id[0] ? c->x86_model_id : "unknown");
if (c->x86_mask || c->cpuid_level >= 0)
seq_printf(m, "stepping\t: %d\n", c->x86_mask);
if (c->x86_stepping || c->cpuid_level >= 0)
seq_printf(m, "stepping\t: %d\n", c->x86_stepping);
else
seq_puts(m, "stepping\t: unknown\n");
if (c->microcode)

4
arch/x86/kernel/head_32.S
View File

@ -37,7 +37,7 @@
#define X86 new_cpu_data+CPUINFO_x86
#define X86_VENDOR new_cpu_data+CPUINFO_x86_vendor
#define X86_MODEL new_cpu_data+CPUINFO_x86_model
#define X86_MASK new_cpu_data+CPUINFO_x86_mask
#define X86_STEPPING new_cpu_data+CPUINFO_x86_stepping
#define X86_HARD_MATH new_cpu_data+CPUINFO_hard_math
#define X86_CPUID new_cpu_data+CPUINFO_cpuid_level
#define X86_CAPABILITY new_cpu_data+CPUINFO_x86_capability
@ -332,7 +332,7 @@ ENTRY(startup_32_smp)
shrb $4,%al
movb %al,X86_MODEL
andb $0x0f,%cl # mask mask revision
movb %cl,X86_MASK
movb %cl,X86_STEPPING
movl %edx,X86_CAPABILITY
.Lis486:

2
arch/x86/kernel/mpparse.c
View File

@ -407,7 +407,7 @@ static inline void __init construct_default_ISA_mptable(int mpc_default_type)
processor.apicver = mpc_default_type > 4 ? 0x10 : 0x01;
processor.cpuflag = CPU_ENABLED;
processor.cpufeature = (boot_cpu_data.x86 << 8) |
(boot_cpu_data.x86_model << 4) | boot_cpu_data.x86_mask;
(boot_cpu_data.x86_model << 4) | boot_cpu_data.x86_stepping;
processor.featureflag = boot_cpu_data.x86_capability[CPUID_1_EDX];
processor.reserved[0] = 0;
processor.reserved[1] = 0;

2
arch/x86/lib/cpu.c
View File

@ -18,7 +18,7 @@ unsigned int x86_model(unsigned int sig)
{
unsigned int fam, model;
fam = x86_family(sig);
fam = x86_family(sig);
model = (sig >> 4) & 0xf;

2
drivers/char/hw_random/via-rng.c
View File

@ -162,7 +162,7 @@ static int via_rng_init(struct hwrng *rng)
/* Enable secondary noise source on CPUs where it is present. */
/* Nehemiah stepping 8 and higher */
if ((c->x86_model == 9) && (c->x86_mask > 7))
if ((c->x86_model == 9) && (c->x86_stepping > 7))
lo |= VIA_NOISESRC2;
/* Esther */

2
drivers/cpufreq/acpi-cpufreq.c
View File

@ -629,7 +629,7 @@ static int acpi_cpufreq_blacklist(struct cpuinfo_x86 *c)
if (c->x86_vendor == X86_VENDOR_INTEL) {
if ((c->x86 == 15) &&
(c->x86_model == 6) &&
(c->x86_mask == 8)) {
(c->x86_stepping == 8)) {
pr_info("Intel(R) Xeon(R) 7100 Errata AL30, processors may lock up on frequency changes: disabling acpi-cpufreq\n");
return -ENODEV;
}

6
drivers/cpufreq/longhaul.c
View File

@ -775,7 +775,7 @@ static int longhaul_cpu_init(struct cpufreq_policy *policy)
break;
case 7:
switch (c->x86_mask) {
switch (c->x86_stepping) {
case 0:
longhaul_version = TYPE_LONGHAUL_V1;
cpu_model = CPU_SAMUEL2;
@ -787,7 +787,7 @@ static int longhaul_cpu_init(struct cpufreq_policy *policy)
break;
case 1 ... 15:
longhaul_version = TYPE_LONGHAUL_V2;
if (c->x86_mask < 8) {
if (c->x86_stepping < 8) {
cpu_model = CPU_SAMUEL2;
cpuname = "C3 'Samuel 2' [C5B]";
} else {
@ -814,7 +814,7 @@ static int longhaul_cpu_init(struct cpufreq_policy *policy)
numscales = 32;
memcpy(mults, nehemiah_mults, sizeof(nehemiah_mults));
memcpy(eblcr, nehemiah_eblcr, sizeof(nehemiah_eblcr));
switch (c->x86_mask) {
switch (c->x86_stepping) {
case 0 ... 1:
cpu_model = CPU_NEHEMIAH;
cpuname = "C3 'Nehemiah A' [C5XLOE]";

2
drivers/cpufreq/p4-clockmod.c
View File

@ -168,7 +168,7 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
#endif
/* Errata workaround */
cpuid = (c->x86 << 8) | (c->x86_model << 4) | c->x86_mask;
cpuid = (c->x86 << 8) | (c->x86_model << 4) | c->x86_stepping;
switch (cpuid) {
case 0x0f07:
case 0x0f0a:

2
drivers/cpufreq/powernow-k7.c
View File

@ -131,7 +131,7 @@ static int check_powernow(void)
return 0;
}
if ((c->x86_model == 6) && (c->x86_mask == 0)) {
if ((c->x86_model == 6) && (c->x86_stepping == 0)) {
pr_info("K7 660[A0] core detected, enabling errata workarounds\n");
have_a0 = 1;
}

4
drivers/cpufreq/speedstep-centrino.c
View File

@ -37,7 +37,7 @@ struct cpu_id
{
__u8 x86; /* CPU family */
__u8 x86_model; /* model */
__u8 x86_mask; /* stepping */
__u8 x86_stepping; /* stepping */
};
enum {
@ -277,7 +277,7 @@ static int centrino_verify_cpu_id(const struct cpuinfo_x86 *c,
{
if ((c->x86 == x->x86) &&
(c->x86_model == x->x86_model) &&
(c->x86_mask == x->x86_mask))
(c->x86_stepping == x->x86_stepping))
return 1;
return 0;
}

6
drivers/cpufreq/speedstep-lib.c
View File

@ -272,9 +272,9 @@ unsigned int speedstep_detect_processor(void)
ebx = cpuid_ebx(0x00000001);
ebx &= 0x000000FF;
pr_debug("ebx value is %x, x86_mask is %x\n", ebx, c->x86_mask);
pr_debug("ebx value is %x, x86_stepping is %x\n", ebx, c->x86_stepping);
switch (c->x86_mask) {
switch (c->x86_stepping) {
case 4:
/*
* B-stepping [M-P4-M]
@ -361,7 +361,7 @@ unsigned int speedstep_detect_processor(void)
msr_lo, msr_hi);
if ((msr_hi & (1<<18)) &&
(relaxed_check ? 1 : (msr_hi & (3<<24)))) {
if (c->x86_mask == 0x01) {
if (c->x86_stepping == 0x01) {
pr_debug("early PIII version\n");
return SPEEDSTEP_CPU_PIII_C_EARLY;
} else

2
drivers/crypto/padlock-aes.c
View File

@ -512,7 +512,7 @@ static int __init padlock_init(void)
printk(KERN_NOTICE PFX "Using VIA PadLock ACE for AES algorithm.\n");
if (c->x86 == 6 && c->x86_model == 15 && c->x86_mask == 2) {
if (c->x86 == 6 && c->x86_model == 15 && c->x86_stepping == 2) {
ecb_fetch_blocks = MAX_ECB_FETCH_BLOCKS;
cbc_fetch_blocks = MAX_CBC_FETCH_BLOCKS;
printk(KERN_NOTICE PFX "VIA Nano stepping 2 detected: enabling workaround.\n");

2
drivers/edac/amd64_edac.c
View File

@ -3147,7 +3147,7 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt)
struct amd64_family_type *fam_type = NULL;
pvt->ext_model = boot_cpu_data.x86_model >> 4;
pvt->stepping = boot_cpu_data.x86_mask;
pvt->stepping = boot_cpu_data.x86_stepping;
pvt->model = boot_cpu_data.x86_model;
pvt->fam = boot_cpu_data.x86;

6
drivers/hwmon/coretemp.c
View File

@ -268,13 +268,13 @@ static int adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev)
for (i = 0; i < ARRAY_SIZE(tjmax_model_table); i++) {
const struct tjmax_model *tm = &tjmax_model_table[i];
if (c->x86_model == tm->model &&
(tm->mask == ANY || c->x86_mask == tm->mask))
(tm->mask == ANY || c->x86_stepping == tm->mask))
return tm->tjmax;
}
/* Early chips have no MSR for TjMax */
if (c->x86_model == 0xf && c->x86_mask < 4)
if (c->x86_model == 0xf && c->x86_stepping < 4)
usemsr_ee = 0;
if (c->x86_model > 0xe && usemsr_ee) {
@ -425,7 +425,7 @@ static int chk_ucode_version(unsigned int cpu)
* Readings might stop update when processor visited too deep sleep,
* fixed for stepping D0 (6EC).
*/
if (c->x86_model == 0xe && c->x86_mask < 0xc && c->microcode < 0x39) {
if (c->x86_model == 0xe && c->x86_stepping < 0xc && c->microcode < 0x39) {
pr_err("Errata AE18 not fixed, update BIOS or microcode of the CPU!\n");
return -ENODEV;
}

2
drivers/hwmon/hwmon-vid.c
View File

@ -293,7 +293,7 @@ u8 vid_which_vrm(void)
if (c->x86 < 6) /* Any CPU with family lower than 6 */
return 0; /* doesn't have VID */
vrm_ret = find_vrm(c->x86, c->x86_model, c->x86_mask, c->x86_vendor);
vrm_ret = find_vrm(c->x86, c->x86_model, c->x86_stepping, c->x86_vendor);
if (vrm_ret == 134)
vrm_ret = get_via_model_d_vrm();
if (vrm_ret == 0)

2
drivers/hwmon/k10temp.c
View File

@ -226,7 +226,7 @@ static bool has_erratum_319(struct pci_dev *pdev)
* and AM3 formats, but that's the best we can do.
*/
return boot_cpu_data.x86_model < 4 ||
(boot_cpu_data.x86_model == 4 && boot_cpu_data.x86_mask <= 2);
(boot_cpu_data.x86_model == 4 && boot_cpu_data.x86_stepping <= 2);
}
static int k10temp_probe(struct pci_dev *pdev,

2
drivers/hwmon/k8temp.c
View File

@ -187,7 +187,7 @@ static int k8temp_probe(struct pci_dev *pdev,
return -ENOMEM;
model = boot_cpu_data.x86_model;
stepping = boot_cpu_data.x86_mask;
stepping = boot_cpu_data.x86_stepping;
/* feature available since SH-C0, exclude older revisions */
if ((model == 4 && stepping == 0) ||

2
drivers/video/fbdev/geode/video_gx.c
View File

@ -127,7 +127,7 @@ void gx_set_dclk_frequency(struct fb_info *info)
int timeout = 1000;
/* Rev. 1 Geode GXs use a 14 MHz reference clock instead of 48 MHz. */
if (cpu_data(0).x86_mask == 1) {
if (cpu_data(0).x86_stepping == 1) {
pll_table = gx_pll_table_14MHz;
pll_table_len = ARRAY_SIZE(gx_pll_table_14MHz);
} else {