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authorAndi Kleen <ak@suse.de>2006-01-11 22:42:48 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-11 19:01:12 -0800
commit152bf8c55d657898c40c8ed270630c0cf9d51f7d (patch)
tree952dafe52a4dbe7f61cb01507fbeddc3d1925106 /arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
parent39b3a7910556005a7a0d042ecb7ff98bfa84ea57 (diff)
downloadop-kernel-dev-152bf8c55d657898c40c8ed270630c0cf9d51f7d.zip
op-kernel-dev-152bf8c55d657898c40c8ed270630c0cf9d51f7d.tar.gz
[PATCH] x86_64: Use X86_FEATURE_CONSTANT_TSC now to clean up Intel speedstep drivers
They previously tried to figure this out on their own. Suggested by Venkatesh. Cc: venkatesh.pallipadi@intel.com Cc: davej@redhat.com Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c')
-rw-r--r--arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
index 871366b..7975e79 100644
--- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -40,8 +40,6 @@
#include <linux/acpi.h>
#include <acpi/processor.h>
-#include "speedstep-est-common.h"
-
#define dprintk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_DRIVER, "acpi-cpufreq", msg)
MODULE_AUTHOR("Paul Diefenbaugh, Dominik Brodowski");
@@ -367,6 +365,7 @@ acpi_cpufreq_cpu_init (
unsigned int cpu = policy->cpu;
struct cpufreq_acpi_io *data;
unsigned int result = 0;
+ struct cpuinfo_x86 *c = &cpu_data[policy->cpu];
union acpi_object arg0 = {ACPI_TYPE_BUFFER};
u32 arg0_buf[3];
@@ -390,7 +389,7 @@ acpi_cpufreq_cpu_init (
if (result)
goto err_free;
- if (is_const_loops_cpu(cpu)) {
+ if (cpu_has(c, X86_FEATURE_CONSTANT_TSC)) {
acpi_cpufreq_driver.flags |= CPUFREQ_CONST_LOOPS;
}
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