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 ...
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@@ -118,6 +118,7 @@ extern unsigned long get_wchan(struct task_struct *);
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extern struct task_struct *last_task_used_math;
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#define cpu_relax() barrier()
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extern void (*sparc_idle)(void);
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#endif
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@@ -20,6 +20,7 @@
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#include <asm/uaccess.h>
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#include <asm/auxio.h>
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#include <asm/apc.h>
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#include <asm/processor.h>
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/* Debugging
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*
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@@ -158,7 +159,7 @@ static int apc_probe(struct platform_device *op)
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/* Assign power management IDLE handler */
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if (!apc_no_idle)
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pm_idle = apc_swift_idle;
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sparc_idle = apc_swift_idle;
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printk(KERN_INFO "%s: power management initialized%s\n",
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APC_DEVNAME, apc_no_idle ? " (CPU idle disabled)" : "");
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@@ -9,6 +9,7 @@
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#include <asm/leon_amba.h>
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#include <asm/cpu_type.h>
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#include <asm/leon.h>
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#include <asm/processor.h>
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/* List of Systems that need fixup instructions around power-down instruction */
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unsigned int pmc_leon_fixup_ids[] = {
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@@ -69,9 +70,9 @@ static int __init leon_pmc_install(void)
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if (sparc_cpu_model == sparc_leon) {
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/* Assign power management IDLE handler */
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if (pmc_leon_need_fixup())
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pm_idle = pmc_leon_idle_fixup;
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sparc_idle = pmc_leon_idle_fixup;
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else
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pm_idle = pmc_leon_idle;
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sparc_idle = pmc_leon_idle;
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printk(KERN_INFO "leon: power management initialized\n");
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}
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@@ -17,6 +17,7 @@
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#include <asm/oplib.h>
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#include <asm/uaccess.h>
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#include <asm/auxio.h>
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#include <asm/processor.h>
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/* Debug
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*
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@@ -63,7 +64,7 @@ static int pmc_probe(struct platform_device *op)
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#ifndef PMC_NO_IDLE
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/* Assign power management IDLE handler */
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pm_idle = pmc_swift_idle;
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sparc_idle = pmc_swift_idle;
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#endif
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printk(KERN_INFO "%s: power management initialized\n", PMC_DEVNAME);
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@@ -43,8 +43,7 @@
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* Power management idle function
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* Set in pm platform drivers (apc.c and pmc.c)
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*/
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void (*pm_idle)(void);
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EXPORT_SYMBOL(pm_idle);
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void (*sparc_idle)(void);
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/*
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* Power-off handler instantiation for pm.h compliance
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@@ -75,8 +74,8 @@ void cpu_idle(void)
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/* endless idle loop with no priority at all */
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for (;;) {
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while (!need_resched()) {
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if (pm_idle)
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(*pm_idle)();
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if (sparc_idle)
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(*sparc_idle)();
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else
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cpu_relax();
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}
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