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author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-20 11:26:56 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-20 11:26:56 -0800 |
commit | 8793422fd9ac5037f5047f80473007301df3689f (patch) | |
tree | f5aa3b3a564f053e1b5604c45db80193abc734a4 /drivers/cpufreq/freq_table.c | |
parent | b3cdda2b4f541439ca4205793040aa2e1c852e3b (diff) | |
parent | 10baf04e95fbf7eb6089410220a547211dd2ffa7 (diff) |
Merge tag 'pm+acpi-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI and power management updates from Rafael Wysocki:
- Rework of the ACPI namespace scanning code from Rafael J. Wysocki
with contributions from Bjorn Helgaas, Jiang Liu, Mika Westerberg,
Toshi Kani, and Yinghai Lu.
- ACPI power resources handling and ACPI device PM update from Rafael
J Wysocki.
- ACPICA update to version 20130117 from Bob Moore and Lv Zheng with
contributions from Aaron Lu, Chao Guan, Jesper Juhl, and Tim Gardner.
- Support for Intel Lynxpoint LPSS from Mika Westerberg.
- cpuidle update from Len Brown including Intel Haswell support, C1
state for intel_idle, removal of global pm_idle.
- cpuidle fixes and cleanups from Daniel Lezcano.
- cpufreq fixes and cleanups from Viresh Kumar and Fabio Baltieri with
contributions from Stratos Karafotis and Rickard Andersson.
- Intel P-states driver for Sandy Bridge processors from Dirk
Brandewie.
- cpufreq driver for Marvell Kirkwood SoCs from Andrew Lunn.
- cpufreq fixes related to ordering issues between acpi-cpufreq and
powernow-k8 from Borislav Petkov and Matthew Garrett.
- cpufreq support for Calxeda Highbank processors from Mark Langsdorf
and Rob Herring.
- cpufreq driver for the Freescale i.MX6Q SoC and cpufreq-cpu0 update
from Shawn Guo.
- cpufreq Exynos fixes and cleanups from Jonghwan Choi, Sachin Kamat,
and Inderpal Singh.
- Support for "lightweight suspend" from Zhang Rui.
- Removal of the deprecated power trace API from Paul Gortmaker.
- Assorted updates from Andreas Fleig, Colin Ian King, Davidlohr Bueso,
Joseph Salisbury, Kees Cook, Li Fei, Nishanth Menon, ShuoX Liu,
Srinivas Pandruvada, Tejun Heo, Thomas Renninger, and Yasuaki
Ishimatsu.
* tag 'pm+acpi-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (267 commits)
PM idle: remove global declaration of pm_idle
unicore32 idle: delete stray pm_idle comment
openrisc idle: delete pm_idle
mn10300 idle: delete pm_idle
microblaze idle: delete pm_idle
m32r idle: delete pm_idle, and other dead idle code
ia64 idle: delete pm_idle
cris idle: delete idle and pm_idle
ARM64 idle: delete pm_idle
ARM idle: delete pm_idle
blackfin idle: delete pm_idle
sparc idle: rename pm_idle to sparc_idle
sh idle: rename global pm_idle to static sh_idle
x86 idle: rename global pm_idle to static x86_idle
APM idle: register apm_cpu_idle via cpuidle
cpufreq / intel_pstate: Add kernel command line option disable intel_pstate.
cpufreq / intel_pstate: Change to disallow module build
tools/power turbostat: display SMI count by default
intel_idle: export both C1 and C1E
ACPI / hotplug: Fix concurrency issues and memory leaks
...
Diffstat (limited to 'drivers/cpufreq/freq_table.c')
-rw-r--r-- | drivers/cpufreq/freq_table.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c index 49cda256efb..d7a79662e24 100644 --- a/drivers/cpufreq/freq_table.c +++ b/drivers/cpufreq/freq_table.c @@ -63,9 +63,6 @@ int cpufreq_frequency_table_verify(struct cpufreq_policy *policy, pr_debug("request for verification of policy (%u - %u kHz) for cpu %u\n", policy->min, policy->max, policy->cpu); - if (!cpu_online(policy->cpu)) - return -EINVAL; - cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, policy->cpuinfo.max_freq); @@ -121,9 +118,6 @@ int cpufreq_frequency_table_target(struct cpufreq_policy *policy, break; } - if (!cpu_online(policy->cpu)) - return -EINVAL; - for (i = 0; (table[i].frequency != CPUFREQ_TABLE_END); i++) { unsigned int freq = table[i].frequency; if (freq == CPUFREQ_ENTRY_INVALID) @@ -227,6 +221,15 @@ void cpufreq_frequency_table_put_attr(unsigned int cpu) } EXPORT_SYMBOL_GPL(cpufreq_frequency_table_put_attr); +void cpufreq_frequency_table_update_policy_cpu(struct cpufreq_policy *policy) +{ + pr_debug("Updating show_table for new_cpu %u from last_cpu %u\n", + policy->cpu, policy->last_cpu); + per_cpu(cpufreq_show_table, policy->cpu) = per_cpu(cpufreq_show_table, + policy->last_cpu); + per_cpu(cpufreq_show_table, policy->last_cpu) = NULL; +} + struct cpufreq_frequency_table *cpufreq_frequency_get_table(unsigned int cpu) { return per_cpu(cpufreq_show_table, cpu); |