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arm64: hwcaps: Cleanup naming

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We use hwcaps for referring to ELF hwcaps capability information.
However this can be confusing with 'cpu_hwcaps' which stands for the
CPU capability bit field. This patch cleans up the names to make it
a bit more readable.

Tested-by: Yury Norov <ynorov@caviumnetworks.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Suzuki K Poulose 2016-04-18 10:28:32 +01:00 committed by Will Deacon
parent 2ff4936c1d
commit f3efb67590
1 changed files with 9 additions and 9 deletions
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18
arch/arm64/kernel/cpufeature.c
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@ -744,7 +744,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = {
.hwcap = cap, \
}
static const struct arm64_cpu_capabilities arm64_hwcaps[] = {
static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = {
HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_AES_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, HWCAP_PMULL),
HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_AES_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_AES),
HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA1_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, HWCAP_SHA1),
@ -765,7 +765,7 @@ static const struct arm64_cpu_capabilities arm64_hwcaps[] = {
{},
};
static void __init cap_set_hwcap(const struct arm64_cpu_capabilities *cap)
static void __init cap_set_elf_hwcap(const struct arm64_cpu_capabilities *cap)
{
switch (cap->hwcap_type) {
case CAP_HWCAP:
@ -786,7 +786,7 @@ static void __init cap_set_hwcap(const struct arm64_cpu_capabilities *cap)
}
/* Check if we have a particular HWCAP enabled */
static bool __maybe_unused cpus_have_hwcap(const struct arm64_cpu_capabilities *cap)
static bool cpus_have_elf_hwcap(const struct arm64_cpu_capabilities *cap)
{
bool rc;
@ -810,14 +810,14 @@ static bool __maybe_unused cpus_have_hwcap(const struct arm64_cpu_capabilities *
return rc;
}
static void __init setup_cpu_hwcaps(void)
static void __init setup_elf_hwcaps(void)
{
int i;
const struct arm64_cpu_capabilities *hwcaps = arm64_hwcaps;
const struct arm64_cpu_capabilities *hwcaps = arm64_elf_hwcaps;
for (i = 0; hwcaps[i].matches; i++)
if (hwcaps[i].matches(&hwcaps[i]))
cap_set_hwcap(&hwcaps[i]);
cap_set_elf_hwcap(&hwcaps[i]);
}
void update_cpu_capabilities(const struct arm64_cpu_capabilities *caps,
@ -955,8 +955,8 @@ void verify_local_cpu_capabilities(void)
caps[i].enable(NULL);
}
for (i = 0, caps = arm64_hwcaps; caps[i].matches; i++) {
if (!cpus_have_hwcap(&caps[i]))
for (i = 0, caps = arm64_elf_hwcaps; caps[i].matches; i++) {
if (!cpus_have_elf_hwcap(&caps[i]))
continue;
if (!feature_matches(__raw_read_system_reg(caps[i].sys_reg), &caps[i])) {
pr_crit("CPU%d: missing HWCAP: %s\n",
@ -979,7 +979,7 @@ void __init setup_cpu_features(void)
/* Set the CPU feature capabilies */
setup_feature_capabilities();
setup_cpu_hwcaps();
setup_elf_hwcaps();
/* Advertise that we have computed the system capabilities */
set_sys_caps_initialised();