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authorJia Zhang <qianyue.zj@alibaba-inc.com>2018-01-01 09:52:10 +0800
committerIngo Molnar <mingo@kernel.org>2018-02-15 01:15:52 +0100
commitb399151cb48db30ad1e0e93dd40d68c6d007b637 (patch)
tree91d908a4d004adbef9c7a9563c32d28550bc8abc /drivers
parent961888b1d76d84efc66a8f5604b06ac12ac2f978 (diff)
downloadlinux-b399151cb48db30ad1e0e93dd40d68c6d007b637.tar.bz2
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/hw_random/via-rng.c2
-rw-r--r--drivers/cpufreq/acpi-cpufreq.c2
-rw-r--r--drivers/cpufreq/longhaul.c6
-rw-r--r--drivers/cpufreq/p4-clockmod.c2
-rw-r--r--drivers/cpufreq/powernow-k7.c2
-rw-r--r--drivers/cpufreq/speedstep-centrino.c4
-rw-r--r--drivers/cpufreq/speedstep-lib.c6
-rw-r--r--drivers/crypto/padlock-aes.c2
-rw-r--r--drivers/edac/amd64_edac.c2
-rw-r--r--drivers/hwmon/coretemp.c6
-rw-r--r--drivers/hwmon/hwmon-vid.c2
-rw-r--r--drivers/hwmon/k10temp.c2
-rw-r--r--drivers/hwmon/k8temp.c2
-rw-r--r--drivers/video/fbdev/geode/video_gx.c2
14 files changed, 21 insertions, 21 deletions
diff --git a/drivers/char/hw_random/via-rng.c b/drivers/char/hw_random/via-rng.c
index d1f5bb534e0e..6e9df558325b 100644
--- a/drivers/char/hw_random/via-rng.c
+++ b/drivers/char/hw_random/via-rng.c
@@ -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 */
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 3a2ca0f79daf..d0c34df0529c 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -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;
}
diff --git a/drivers/cpufreq/longhaul.c b/drivers/cpufreq/longhaul.c
index c46a12df40dd..d5e27bc7585a 100644
--- a/drivers/cpufreq/longhaul.c
+++ b/drivers/cpufreq/longhaul.c
@@ -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]";
diff --git a/drivers/cpufreq/p4-clockmod.c b/drivers/cpufreq/p4-clockmod.c
index fd77812313f3..a25741b1281b 100644
--- a/drivers/cpufreq/p4-clockmod.c
+++ b/drivers/cpufreq/p4-clockmod.c
@@ -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:
diff --git a/drivers/cpufreq/powernow-k7.c b/drivers/cpufreq/powernow-k7.c
index 80ac313e6c59..302e9ce793a0 100644
--- a/drivers/cpufreq/powernow-k7.c
+++ b/drivers/cpufreq/powernow-k7.c
@@ -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;
}
diff --git a/drivers/cpufreq/speedstep-centrino.c b/drivers/cpufreq/speedstep-centrino.c
index 41bc5397f4bb..4fa5adf16c70 100644
--- a/drivers/cpufreq/speedstep-centrino.c
+++ b/drivers/cpufreq/speedstep-centrino.c
@@ -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;
}
diff --git a/drivers/cpufreq/speedstep-lib.c b/drivers/cpufreq/speedstep-lib.c
index 8085ec9000d1..e3a9962ee410 100644
--- a/drivers/cpufreq/speedstep-lib.c
+++ b/drivers/cpufreq/speedstep-lib.c
@@ -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
diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c
index 4b6642a25df5..1c6cbda56afe 100644
--- a/drivers/crypto/padlock-aes.c
+++ b/drivers/crypto/padlock-aes.c
@@ -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");
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 8b16ec595fa7..329cb96f886f 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -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;
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index c13a4fd86b3c..a42744c7665b 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -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;
}
diff --git a/drivers/hwmon/hwmon-vid.c b/drivers/hwmon/hwmon-vid.c
index ef91b8a67549..84e91286fc4f 100644
--- a/drivers/hwmon/hwmon-vid.c
+++ b/drivers/hwmon/hwmon-vid.c
@@ -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)
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index 0721e175664a..b960015cb073 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -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,
diff --git a/drivers/hwmon/k8temp.c b/drivers/hwmon/k8temp.c
index 5a632bcf869b..e59f9113fb93 100644
--- a/drivers/hwmon/k8temp.c
+++ b/drivers/hwmon/k8temp.c
@@ -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) ||
diff --git a/drivers/video/fbdev/geode/video_gx.c b/drivers/video/fbdev/geode/video_gx.c
index 6082f653c68a..67773e8bbb95 100644
--- a/drivers/video/fbdev/geode/video_gx.c
+++ b/drivers/video/fbdev/geode/video_gx.c
@@ -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 {