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| author | Thomas Renninger <trenn@suse.de> | 2007-10-31 15:41:42 +0100 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-02-07 14:47:40 -0500 |
| commit | 919158d17b42683a5c7368e1e77661c65a20a48a (patch) | |
| tree | 06633fa7d84b42980b272fcecc94c34d4831b934 /drivers/acpi | |
| parent | b0b23e0ade6aa265d7278e06d50bc10ec81dd174 (diff) | |
| download | linux-stable-919158d17b42683a5c7368e1e77661c65a20a48a.tar.gz linux-stable-919158d17b42683a5c7368e1e77661c65a20a48a.tar.bz2 linux-stable-919158d17b42683a5c7368e1e77661c65a20a48a.zip | |
ACPI: cpufreq: Print _PPC changes via cpufreq debug layer
enabled with CPU_FREQ_DEBUG
Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/processor_perflib.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index f32010bee4d5..b477a4be8a69 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -50,6 +50,10 @@ ACPI_MODULE_NAME("processor_perflib"); static DEFINE_MUTEX(performance_mutex); +/* Use cpufreq debug layer for _PPC changes. */ +#define cpufreq_printk(msg...) cpufreq_debug_printk(CPUFREQ_DEBUG_CORE, \ + "cpufreq-core", msg) + /* * _PPC support is implemented as a CPUfreq policy notifier: * This means each time a CPUfreq driver registered also with @@ -131,6 +135,9 @@ static int acpi_processor_get_platform_limit(struct acpi_processor *pr) return -ENODEV; } + cpufreq_printk("CPU %d: _PPC is %d - frequency %s limited\n", pr->id, + (int)ppc, ppc ? "" : "not"); + pr->performance_platform_limit = (int)ppc; return 0; |