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authorLinus Torvalds <torvalds@linux-foundation.org>2013-02-20 14:26:56 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-20 14:26:56 -0500
commit8793422fd9ac5037f5047f80473007301df3689f (patch)
treef5aa3b3a564f053e1b5604c45db80193abc734a4 /arch/x86/include/asm/processor.h
parentb3cdda2b4f541439ca4205793040aa2e1c852e3b (diff)
parent10baf04e95fbf7eb6089410220a547211dd2ffa7 (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 'arch/x86/include/asm/processor.h')
-rw-r--r--arch/x86/include/asm/processor.h18
1 files changed, 6 insertions, 12 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index cf500543f6ff..d172588efae5 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -89,7 +89,6 @@ struct cpuinfo_x86 {
89 char wp_works_ok; /* It doesn't on 386's */ 89 char wp_works_ok; /* It doesn't on 386's */
90 90
91 /* Problems on some 486Dx4's and old 386's: */ 91 /* Problems on some 486Dx4's and old 386's: */
92 char hlt_works_ok;
93 char hard_math; 92 char hard_math;
94 char rfu; 93 char rfu;
95 char fdiv_bug; 94 char fdiv_bug;
@@ -165,15 +164,6 @@ DECLARE_PER_CPU_SHARED_ALIGNED(struct cpuinfo_x86, cpu_info);
165 164
166extern const struct seq_operations cpuinfo_op; 165extern const struct seq_operations cpuinfo_op;
167 166
168static inline int hlt_works(int cpu)
169{
170#ifdef CONFIG_X86_32
171 return cpu_data(cpu).hlt_works_ok;
172#else
173 return 1;
174#endif
175}
176
177#define cache_line_size() (boot_cpu_data.x86_cache_alignment) 167#define cache_line_size() (boot_cpu_data.x86_cache_alignment)
178 168
179extern void cpu_detect(struct cpuinfo_x86 *c); 169extern void cpu_detect(struct cpuinfo_x86 *c);
@@ -725,7 +715,7 @@ extern unsigned long boot_option_idle_override;
725extern bool amd_e400_c1e_detected; 715extern bool amd_e400_c1e_detected;
726 716
727enum idle_boot_override {IDLE_NO_OVERRIDE=0, IDLE_HALT, IDLE_NOMWAIT, 717enum idle_boot_override {IDLE_NO_OVERRIDE=0, IDLE_HALT, IDLE_NOMWAIT,
728 IDLE_POLL, IDLE_FORCE_MWAIT}; 718 IDLE_POLL};
729 719
730extern void enable_sep_cpu(void); 720extern void enable_sep_cpu(void);
731extern int sysenter_setup(void); 721extern int sysenter_setup(void);
@@ -998,7 +988,11 @@ extern unsigned long arch_align_stack(unsigned long sp);
998extern void free_init_pages(char *what, unsigned long begin, unsigned long end); 988extern void free_init_pages(char *what, unsigned long begin, unsigned long end);
999 989
1000void default_idle(void); 990void default_idle(void);
1001bool set_pm_idle_to_default(void); 991#ifdef CONFIG_XEN
992bool xen_set_default_idle(void);
993#else
994#define xen_set_default_idle 0
995#endif
1002 996
1003void stop_this_cpu(void *dummy); 997void stop_this_cpu(void *dummy);
1004 998