diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:18:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:19:04 +0200 |
| commit | 6ac1ef482d7ae0c690f1640bf6eb818ff9a2d91e (patch) | |
| tree | 021cc9f6b477146fcebe6f3be4752abfa2ba18a9 /drivers/cpufreq/speedstep-centrino.c | |
| parent | 682968e0c425c60f0dde37977e5beb2b12ddc4cc (diff) | |
| parent | a385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (diff) | |
Merge branch 'perf/core' into perf/uprobes
Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/cpufreq/speedstep-centrino.c')
| -rw-r--r-- | drivers/cpufreq/speedstep-centrino.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/drivers/cpufreq/speedstep-centrino.c b/drivers/cpufreq/speedstep-centrino.c index 6ea3455def21..3a953d519f46 100644 --- a/drivers/cpufreq/speedstep-centrino.c +++ b/drivers/cpufreq/speedstep-centrino.c @@ -25,6 +25,7 @@ #include <asm/msr.h> #include <asm/processor.h> #include <asm/cpufeature.h> +#include <asm/cpu_device_id.h> #define PFX "speedstep-centrino: " #define MAINTAINER "cpufreq@vger.kernel.org" @@ -595,6 +596,24 @@ static struct cpufreq_driver centrino_driver = { .owner = THIS_MODULE, }; +/* + * This doesn't replace the detailed checks above because + * the generic CPU IDs don't have a way to match for steppings + * or ASCII model IDs. + */ +static const struct x86_cpu_id centrino_ids[] = { + { X86_VENDOR_INTEL, 6, 9, X86_FEATURE_EST }, + { X86_VENDOR_INTEL, 6, 13, X86_FEATURE_EST }, + { X86_VENDOR_INTEL, 6, 13, X86_FEATURE_EST }, + { X86_VENDOR_INTEL, 6, 13, X86_FEATURE_EST }, + { X86_VENDOR_INTEL, 15, 3, X86_FEATURE_EST }, + { X86_VENDOR_INTEL, 15, 4, X86_FEATURE_EST }, + {} +}; +#if 0 +/* Autoload or not? Do not for now. */ +MODULE_DEVICE_TABLE(x86cpu, centrino_ids); +#endif /** * centrino_init - initializes the Enhanced SpeedStep CPUFreq driver @@ -612,11 +631,8 @@ static struct cpufreq_driver centrino_driver = { */ static int __init centrino_init(void) { - struct cpuinfo_x86 *cpu = &cpu_data(0); - - if (!cpu_has(cpu, X86_FEATURE_EST)) + if (!x86_match_cpu(centrino_ids)) return -ENODEV; - return cpufreq_register_driver(¢rino_driver); } |