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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-04-28 01:54:49 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-04-28 01:54:49 +0200 |
| commit | e4f5a3adc454745fea35f1c312e14cbeba6e0ea4 (patch) | |
| tree | 7dae08f7d3466fcf158808784ec3b706e6cafec6 /Documentation | |
| parent | ae6208301e1e37a203fab817b59279a0f5d774c6 (diff) | |
| parent | a8e39c35b5d09598e129aa9b5e6f35aa3a1915d9 (diff) | |
| download | lwn-e4f5a3adc454745fea35f1c312e14cbeba6e0ea4.tar.gz lwn-e4f5a3adc454745fea35f1c312e14cbeba6e0ea4.zip | |
Merge branch 'pm-cpuidle'
* pm-cpuidle: (51 commits)
cpuidle: add maintainer entry
ARM: s3c64xx: cpuidle: use init/exit common routine
SH: cpuidle: use init/exit common routine
cpuidle: fix comment format
ARM: imx: cpuidle: use init/exit common routine
ARM: davinci: cpuidle: use init/exit common routine
ARM: kirkwood: cpuidle: use init/exit common routine
ARM: calxeda: cpuidle: use init/exit common routine
ARM: tegra: cpuidle: use init/exit common routine for tegra3
ARM: tegra: cpuidle: use init/exit common routine for tegra2
ARM: OMAP4: cpuidle: use init/exit common routine
ARM: shmobile: cpuidle: use init/exit common routine
ARM: tegra: cpuidle: use init/exit common routine
ARM: OMAP3: cpuidle: use init/exit common routine
ARM: at91: cpuidle: use init/exit common routine
ARM: ux500: cpuidle: use init/exit common routine
cpuidle: make a single register function for all
ARM: ux500: cpuidle: replace for_each_online_cpu by for_each_possible_cpu
cpuidle: remove en_core_tk_irqen flag
ARM: OMAP3: remove cpuidle_wrap_enter
...
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/cpuidle/driver.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/cpuidle/driver.txt b/Documentation/cpuidle/driver.txt index 7a9e09ece931..1b0d81d92583 100644 --- a/Documentation/cpuidle/driver.txt +++ b/Documentation/cpuidle/driver.txt @@ -15,11 +15,17 @@ has mechanisms in place to support actual entry-exit into CPU idle states. cpuidle driver initializes the cpuidle_device structure for each CPU device and registers with cpuidle using cpuidle_register_device. +If all the idle states are the same, the wrapper function cpuidle_register +could be used instead. + It can also support the dynamic changes (like battery <-> AC), by using cpuidle_pause_and_lock, cpuidle_disable_device and cpuidle_enable_device, cpuidle_resume_and_unlock. Interfaces: +extern int cpuidle_register(struct cpuidle_driver *drv, + const struct cpumask *const coupled_cpus); +extern int cpuidle_unregister(struct cpuidle_driver *drv); extern int cpuidle_register_driver(struct cpuidle_driver *drv); extern void cpuidle_unregister_driver(struct cpuidle_driver *drv); extern int cpuidle_register_device(struct cpuidle_device *dev); |