diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-20 14:26:56 -0500 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-20 14:26:56 -0500 |
commit | 8793422fd9ac5037f5047f80473007301df3689f (patch) | |
tree | f5aa3b3a564f053e1b5604c45db80193abc734a4 /arch/sparc | |
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 'arch/sparc')
-rw-r--r-- | arch/sparc/include/asm/processor_32.h | 1 | ||||
-rw-r--r-- | arch/sparc/kernel/apc.c | 3 | ||||
-rw-r--r-- | arch/sparc/kernel/leon_pmc.c | 5 | ||||
-rw-r--r-- | arch/sparc/kernel/pmc.c | 3 | ||||
-rw-r--r-- | arch/sparc/kernel/process_32.c | 7 |
5 files changed, 11 insertions, 8 deletions
diff --git a/arch/sparc/include/asm/processor_32.h b/arch/sparc/include/asm/processor_32.h index c1e01914fd98..2c7baa4c4505 100644 --- a/arch/sparc/include/asm/processor_32.h +++ b/arch/sparc/include/asm/processor_32.h | |||
@@ -118,6 +118,7 @@ extern unsigned long get_wchan(struct task_struct *); | |||
118 | extern struct task_struct *last_task_used_math; | 118 | extern struct task_struct *last_task_used_math; |
119 | 119 | ||
120 | #define cpu_relax() barrier() | 120 | #define cpu_relax() barrier() |
121 | extern void (*sparc_idle)(void); | ||
121 | 122 | ||
122 | #endif | 123 | #endif |
123 | 124 | ||
diff --git a/arch/sparc/kernel/apc.c b/arch/sparc/kernel/apc.c index 348fa1aeabce..eefda32b595e 100644 --- a/arch/sparc/kernel/apc.c +++ b/arch/sparc/kernel/apc.c | |||
@@ -20,6 +20,7 @@ | |||
20 | #include <asm/uaccess.h> | 20 | #include <asm/uaccess.h> |
21 | #include <asm/auxio.h> | 21 | #include <asm/auxio.h> |
22 | #include <asm/apc.h> | 22 | #include <asm/apc.h> |
23 | #include <asm/processor.h> | ||
23 | 24 | ||
24 | /* Debugging | 25 | /* Debugging |
25 | * | 26 | * |
@@ -158,7 +159,7 @@ static int apc_probe(struct platform_device *op) | |||
158 | 159 | ||
159 | /* Assign power management IDLE handler */ | 160 | /* Assign power management IDLE handler */ |
160 | if (!apc_no_idle) | 161 | if (!apc_no_idle) |
161 | pm_idle = apc_swift_idle; | 162 | sparc_idle = apc_swift_idle; |
162 | 163 | ||
163 | printk(KERN_INFO "%s: power management initialized%s\n", | 164 | printk(KERN_INFO "%s: power management initialized%s\n", |
164 | APC_DEVNAME, apc_no_idle ? " (CPU idle disabled)" : ""); | 165 | APC_DEVNAME, apc_no_idle ? " (CPU idle disabled)" : ""); |
diff --git a/arch/sparc/kernel/leon_pmc.c b/arch/sparc/kernel/leon_pmc.c index 4e174321097d..708bca435219 100644 --- a/arch/sparc/kernel/leon_pmc.c +++ b/arch/sparc/kernel/leon_pmc.c | |||
@@ -9,6 +9,7 @@ | |||
9 | #include <asm/leon_amba.h> | 9 | #include <asm/leon_amba.h> |
10 | #include <asm/cpu_type.h> | 10 | #include <asm/cpu_type.h> |
11 | #include <asm/leon.h> | 11 | #include <asm/leon.h> |
12 | #include <asm/processor.h> | ||
12 | 13 | ||
13 | /* List of Systems that need fixup instructions around power-down instruction */ | 14 | /* List of Systems that need fixup instructions around power-down instruction */ |
14 | unsigned int pmc_leon_fixup_ids[] = { | 15 | unsigned int pmc_leon_fixup_ids[] = { |
@@ -69,9 +70,9 @@ static int __init leon_pmc_install(void) | |||
69 | if (sparc_cpu_model == sparc_leon) { | 70 | if (sparc_cpu_model == sparc_leon) { |
70 | /* Assign power management IDLE handler */ | 71 | /* Assign power management IDLE handler */ |
71 | if (pmc_leon_need_fixup()) | 72 | if (pmc_leon_need_fixup()) |
72 | pm_idle = pmc_leon_idle_fixup; | 73 | sparc_idle = pmc_leon_idle_fixup; |
73 | else | 74 | else |
74 | pm_idle = pmc_leon_idle; | 75 | sparc_idle = pmc_leon_idle; |
75 | 76 | ||
76 | printk(KERN_INFO "leon: power management initialized\n"); | 77 | printk(KERN_INFO "leon: power management initialized\n"); |
77 | } | 78 | } |
diff --git a/arch/sparc/kernel/pmc.c b/arch/sparc/kernel/pmc.c index dcbb62f63068..8b7297faca79 100644 --- a/arch/sparc/kernel/pmc.c +++ b/arch/sparc/kernel/pmc.c | |||
@@ -17,6 +17,7 @@ | |||
17 | #include <asm/oplib.h> | 17 | #include <asm/oplib.h> |
18 | #include <asm/uaccess.h> | 18 | #include <asm/uaccess.h> |
19 | #include <asm/auxio.h> | 19 | #include <asm/auxio.h> |
20 | #include <asm/processor.h> | ||
20 | 21 | ||
21 | /* Debug | 22 | /* Debug |
22 | * | 23 | * |
@@ -63,7 +64,7 @@ static int pmc_probe(struct platform_device *op) | |||
63 | 64 | ||
64 | #ifndef PMC_NO_IDLE | 65 | #ifndef PMC_NO_IDLE |
65 | /* Assign power management IDLE handler */ | 66 | /* Assign power management IDLE handler */ |
66 | pm_idle = pmc_swift_idle; | 67 | sparc_idle = pmc_swift_idle; |
67 | #endif | 68 | #endif |
68 | 69 | ||
69 | printk(KERN_INFO "%s: power management initialized\n", PMC_DEVNAME); | 70 | printk(KERN_INFO "%s: power management initialized\n", PMC_DEVNAME); |
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index be8e862badaf..62eede13831a 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c | |||
@@ -43,8 +43,7 @@ | |||
43 | * Power management idle function | 43 | * Power management idle function |
44 | * Set in pm platform drivers (apc.c and pmc.c) | 44 | * Set in pm platform drivers (apc.c and pmc.c) |
45 | */ | 45 | */ |
46 | void (*pm_idle)(void); | 46 | void (*sparc_idle)(void); |
47 | EXPORT_SYMBOL(pm_idle); | ||
48 | 47 | ||
49 | /* | 48 | /* |
50 | * Power-off handler instantiation for pm.h compliance | 49 | * Power-off handler instantiation for pm.h compliance |
@@ -75,8 +74,8 @@ void cpu_idle(void) | |||
75 | /* endless idle loop with no priority at all */ | 74 | /* endless idle loop with no priority at all */ |
76 | for (;;) { | 75 | for (;;) { |
77 | while (!need_resched()) { | 76 | while (!need_resched()) { |
78 | if (pm_idle) | 77 | if (sparc_idle) |
79 | (*pm_idle)(); | 78 | (*sparc_idle)(); |
80 | else | 79 | else |
81 | cpu_relax(); | 80 | cpu_relax(); |
82 | } | 81 | } |