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| author | Prarit Bhargava <prarit@redhat.com> | 2016-09-19 08:51:40 -0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-09-20 01:00:32 +0200 |
| commit | 655e52d2b62458032fc67ff7daaa664af6f36fb5 (patch) | |
| tree | f95fcb753708130c29e9b924909685facbca9dc6 /arch/x86 | |
| parent | f99fd22e4d4bc84880a8a3117311bbf0e3a6a9dc (diff) | |
| download | talos-obmc-linux-655e52d2b62458032fc67ff7daaa664af6f36fb5.tar.gz talos-obmc-linux-655e52d2b62458032fc67ff7daaa664af6f36fb5.zip | |
x86/tsc: Use cpu id defines instead of hex constants
asm/intel-family.h contains defines for cpu ids which should be used
instead of hex constants. Convert the switch case in native_calibrate_tsc()
to use the defines before adding more cpu models.
[ tglx: Massaged changelog ]
Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Cc: Len Brown <len.brown@intel.com>
Cc: Rafael Aquini <aquini@redhat.com>
Cc: "Peter Zijlstra (Intel)" <peterz@infradead.org>
Cc: Andy Lutomirski <luto@kernel.org>
Link: http://lkml.kernel.org/r/1474289501-31717-2-git-send-email-prarit@redhat.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/tsc.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 78b9cb5a26af..2344758ba8a3 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -23,6 +23,7 @@ #include <asm/x86_init.h> #include <asm/geode.h> #include <asm/apic.h> +#include <asm/intel-family.h> unsigned int __read_mostly cpu_khz; /* TSC clocks / usec, not used here */ EXPORT_SYMBOL(cpu_khz); @@ -686,11 +687,11 @@ unsigned long native_calibrate_tsc(void) if (crystal_khz == 0) { switch (boot_cpu_data.x86_model) { - case 0x4E: /* SKL */ - case 0x5E: /* SKL */ + case INTEL_FAM6_SKYLAKE_MOBILE: + case INTEL_FAM6_SKYLAKE_DESKTOP: crystal_khz = 24000; /* 24.0 MHz */ break; - case 0x5C: /* BXT */ + case INTEL_FAM6_ATOM_GOLDMONT: crystal_khz = 19200; /* 19.2 MHz */ break; } |
