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Commit e8ef9522 authored by Sam Ravnborg's avatar Sam Ravnborg
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x86: unification of cfufreq/Kconfig 

Merge the two Kconfig files to a single file.

Checked using make allmodconfig for x86_64.
No changes in build.
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Cc: Adrian Bunk <bunk@kernel.org>
Cc: Dave Jones <davej@codemonkey.org.uk>
parent 6e800af2
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Showing with 49 additions and 132 deletions
arch/x86/Kconfig.i386
View file @ e8ef9522
......@@ -1092,7 +1092,7 @@ config APM_REAL_MODE_POWER_OFF
endif # APM
source "arch/x86/kernel/cpu/cpufreq/Kconfig_32"
source "arch/x86/kernel/cpu/cpufreq/Kconfig"
source "drivers/cpuidle/Kconfig"
......
arch/x86/Kconfig.x86_64
View file @ e8ef9522
......@@ -719,7 +719,7 @@ config ARCH_HIBERNATION_HEADER
source "drivers/acpi/Kconfig"
source "arch/x86/kernel/cpu/cpufreq/Kconfig_64"
source "arch/x86/kernel/cpu/cpufreq/Kconfig"
source "drivers/cpuidle/Kconfig"
......
arch/x86/kernel/cpu/cpufreq/Kconfig_32 → arch/x86/kernel/cpu/cpufreq/Kconfig
View file @ e8ef9522
......@@ -19,6 +19,9 @@ config X86_ACPI_CPUFREQ
Processor Performance States.
This driver also supports Intel Enhanced Speedstep.
To compile this driver as a module, choose M here: the
module will be called acpi-cpufreq.
For details, take a look at <file:Documentation/cpu-freq/>.
If in doubt, say N.
......@@ -26,7 +29,7 @@ config X86_ACPI_CPUFREQ
config ELAN_CPUFREQ
tristate "AMD Elan SC400 and SC410"
select CPU_FREQ_TABLE
depends on X86_ELAN
depends on X86_32 && X86_ELAN
---help---
This adds the CPUFreq driver for AMD Elan SC400 and SC410
processors.
......@@ -42,7 +45,7 @@ config ELAN_CPUFREQ
config SC520_CPUFREQ
tristate "AMD Elan SC520"
select CPU_FREQ_TABLE
depends on X86_ELAN
depends on X86_32 && X86_ELAN
---help---
This adds the CPUFreq driver for AMD Elan SC520 processor.
......@@ -54,6 +57,7 @@ config SC520_CPUFREQ
config X86_POWERNOW_K6
tristate "AMD Mobile K6-2/K6-3 PowerNow!"
select CPU_FREQ_TABLE
depends on X86_32
help
This adds the CPUFreq driver for mobile AMD K6-2+ and mobile
AMD K6-3+ processors.
......@@ -65,6 +69,7 @@ config X86_POWERNOW_K6
config X86_POWERNOW_K7
tristate "AMD Mobile Athlon/Duron PowerNow!"
select CPU_FREQ_TABLE
depends on X86_32
help
This adds the CPUFreq driver for mobile AMD K7 mobile processors.
......@@ -76,23 +81,27 @@ config X86_POWERNOW_K7_ACPI
bool
depends on X86_POWERNOW_K7 && ACPI_PROCESSOR
depends on !(X86_POWERNOW_K7 = y && ACPI_PROCESSOR = m)
depends on X86_32
default y
config X86_POWERNOW_K8
tristate "AMD Opteron/Athlon64 PowerNow!"
select CPU_FREQ_TABLE
depends on EXPERIMENTAL
help
This adds the CPUFreq driver for mobile AMD Opteron/Athlon64 processors.
To compile this driver as a module, choose M here: the
module will be called powernow-k8.
For details, take a look at <file:Documentation/cpu-freq/>.
If in doubt, say N.
config X86_POWERNOW_K8_ACPI
bool "ACPI Support"
select ACPI_PROCESSOR
depends on ACPI && X86_POWERNOW_K8
bool
prompt "ACPI Support" if X86_32
depends on ACPI && X86_POWERNOW_K8 && ACPI_PROCESSOR
depends on !(X86_POWERNOW_K8 = y && ACPI_PROCESSOR = m)
default y
help
This provides access to the K8s Processor Performance States via ACPI.
......@@ -104,7 +113,7 @@ config X86_POWERNOW_K8_ACPI
config X86_GX_SUSPMOD
tristate "Cyrix MediaGX/NatSemi Geode Suspend Modulation"
depends on PCI
depends on X86_32 && PCI
help
This add the CPUFreq driver for NatSemi Geode processors which
support suspend modulation.
......@@ -114,15 +123,20 @@ config X86_GX_SUSPMOD
If in doubt, say N.
config X86_SPEEDSTEP_CENTRINO
tristate "Intel Enhanced SpeedStep"
tristate "Intel Enhanced SpeedStep (deprecated)"
select CPU_FREQ_TABLE
select X86_SPEEDSTEP_CENTRINO_TABLE
select X86_SPEEDSTEP_CENTRINO_TABLE if X86_32
depends on X86_32 || (X86_64 && ACPI_PROCESSOR)
help
This is deprecated and this functionality is now merged into
acpi_cpufreq (X86_ACPI_CPUFREQ). Use that driver instead of
speedstep_centrino.
This adds the CPUFreq driver for Enhanced SpeedStep enabled
mobile CPUs. This means Intel Pentium M (Centrino) CPUs. However,
you also need to say Y to "Use ACPI tables to decode..." below
[which might imply enabling ACPI] if you want to use this driver
on non-Banias CPUs.
mobile CPUs. This means Intel Pentium M (Centrino) CPUs
or 64bit enabled Intel Xeons.
To compile this driver as a module, choose M here: the
module will be called speedstep-centrino.
For details, take a look at <file:Documentation/cpu-freq/>.
......@@ -130,7 +144,7 @@ config X86_SPEEDSTEP_CENTRINO
config X86_SPEEDSTEP_CENTRINO_TABLE
bool "Built-in tables for Banias CPUs"
depends on X86_SPEEDSTEP_CENTRINO
depends on X86_32 && X86_SPEEDSTEP_CENTRINO
default y
help
Use built-in tables for Banias CPUs if ACPI encoding
......@@ -141,6 +155,7 @@ config X86_SPEEDSTEP_CENTRINO_TABLE
config X86_SPEEDSTEP_ICH
tristate "Intel Speedstep on ICH-M chipsets (ioport interface)"
select CPU_FREQ_TABLE
depends on X86_32
help
This adds the CPUFreq driver for certain mobile Intel Pentium III
(Coppermine), all mobile Intel Pentium III-M (Tualatin) and all
......@@ -154,7 +169,7 @@ config X86_SPEEDSTEP_ICH
config X86_SPEEDSTEP_SMI
tristate "Intel SpeedStep on 440BX/ZX/MX chipsets (SMI interface)"
select CPU_FREQ_TABLE
depends on EXPERIMENTAL
depends on X86_32 && EXPERIMENTAL
help
This adds the CPUFreq driver for certain mobile Intel Pentium III
(Coppermine), all mobile Intel Pentium III-M (Tualatin)
......@@ -169,15 +184,24 @@ config X86_P4_CLOCKMOD
select CPU_FREQ_TABLE
help
This adds the CPUFreq driver for Intel Pentium 4 / XEON
processors.
processors. When enabled it will lower CPU temperature by skipping
clocks.
This driver should be only used in exceptional
circumstances when very low power is needed because it causes severe
slowdowns and noticeable latencies. Normally Speedstep should be used
instead.
To compile this driver as a module, choose M here: the
module will be called p4-clockmod.
For details, take a look at <file:Documentation/cpu-freq/>.
If in doubt, say N.
Unless you are absolutely sure say N.
config X86_CPUFREQ_NFORCE2
tristate "nVidia nForce2 FSB changing"
depends on EXPERIMENTAL
depends on X86_32 && EXPERIMENTAL
help
This adds the CPUFreq driver for FSB changing on nVidia nForce2
platforms.
......@@ -188,6 +212,7 @@ config X86_CPUFREQ_NFORCE2
config X86_LONGRUN
tristate "Transmeta LongRun"
depends on X86_32
help
This adds the CPUFreq driver for Transmeta Crusoe and Efficeon processors
which support LongRun.
......@@ -199,7 +224,7 @@ config X86_LONGRUN
config X86_LONGHAUL
tristate "VIA Cyrix III Longhaul"
select CPU_FREQ_TABLE
depends on ACPI_PROCESSOR
depends on X86_32 && ACPI_PROCESSOR
help
This adds the CPUFreq driver for VIA Samuel/CyrixIII,
VIA Cyrix Samuel/C3, VIA Cyrix Ezra and VIA Cyrix Ezra-T
......@@ -212,7 +237,7 @@ config X86_LONGHAUL
config X86_E_POWERSAVER
tristate "VIA C7 Enhanced PowerSaver (EXPERIMENTAL)"
select CPU_FREQ_TABLE
depends on EXPERIMENTAL
depends on X86_32 && EXPERIMENTAL
help
This adds the CPUFreq driver for VIA C7 processors.
......@@ -233,11 +258,11 @@ config X86_ACPI_CPUFREQ_PROC_INTF
config X86_SPEEDSTEP_LIB
tristate
default X86_SPEEDSTEP_ICH || X86_SPEEDSTEP_SMI || X86_P4_CLOCKMOD
default (X86_SPEEDSTEP_ICH || X86_SPEEDSTEP_SMI || X86_P4_CLOCKMOD)
config X86_SPEEDSTEP_RELAXED_CAP_CHECK
bool "Relaxed speedstep capability checks"
depends on (X86_SPEEDSTEP_SMI || X86_SPEEDSTEP_ICH)
depends on X86_32 && (X86_SPEEDSTEP_SMI || X86_SPEEDSTEP_ICH)
help
Don't perform all checks for a speedstep capable system which would
normally be done. Some ancient or strange systems, though speedstep
......
arch/x86/kernel/cpu/cpufreq/Kconfig_64 deleted 100644 → 0
View file @ 6e800af2
#
# CPU Frequency scaling
#
menu "CPU Frequency scaling"
source "drivers/cpufreq/Kconfig"
if CPU_FREQ
comment "CPUFreq processor drivers"
config X86_POWERNOW_K8
tristate "AMD Opteron/Athlon64 PowerNow!"
select CPU_FREQ_TABLE
help
This adds the CPUFreq driver for mobile AMD Opteron/Athlon64 processors.
To compile this driver as a module, choose M here: the
module will be called powernow-k8.
For details, take a look at <file:Documentation/cpu-freq/>.
If in doubt, say N.
config X86_POWERNOW_K8_ACPI
bool
depends on X86_POWERNOW_K8 && ACPI_PROCESSOR
depends on !(X86_POWERNOW_K8 = y && ACPI_PROCESSOR = m)
default y
config X86_SPEEDSTEP_CENTRINO
tristate "Intel Enhanced SpeedStep (deprecated)"
select CPU_FREQ_TABLE
depends on ACPI_PROCESSOR
help
This is deprecated and this functionality is now merged into
acpi_cpufreq (X86_ACPI_CPUFREQ). Use that driver instead of
speedstep_centrino.
This adds the CPUFreq driver for Enhanced SpeedStep enabled
mobile CPUs. This means Intel Pentium M (Centrino) CPUs
or 64bit enabled Intel Xeons.
To compile this driver as a module, choose M here: the
module will be called speedstep-centrino.
For details, take a look at <file:Documentation/cpu-freq/>.
If in doubt, say N.
config X86_ACPI_CPUFREQ
tristate "ACPI Processor P-States driver"
select CPU_FREQ_TABLE
depends on ACPI_PROCESSOR
help
This driver adds a CPUFreq driver which utilizes the ACPI
Processor Performance States.
This driver also supports Intel Enhanced Speedstep.
To compile this driver as a module, choose M here: the
module will be called acpi-cpufreq.
For details, take a look at <file:Documentation/cpu-freq/>.
If in doubt, say N.
comment "shared options"
config X86_ACPI_CPUFREQ_PROC_INTF
bool "/proc/acpi/processor/../performance interface (deprecated)"
depends on PROC_FS
depends on X86_ACPI_CPUFREQ || X86_POWERNOW_K8_ACPI
help
This enables the deprecated /proc/acpi/processor/../performance
interface. While it is helpful for debugging, the generic,
cross-architecture cpufreq interfaces should be used.
If in doubt, say N.
config X86_P4_CLOCKMOD
tristate "Intel Pentium 4 clock modulation"
depends on EMBEDDED
select CPU_FREQ_TABLE
help
This adds the clock modulation driver for Intel Pentium 4 / XEON
processors. When enabled it will lower CPU temperature by skipping
clocks.
This driver should be only used in exceptional
circumstances when very low power is needed because it causes severe
slowdowns and noticeable latencies. Normally Speedstep should be used
instead.
To compile this driver as a module, choose M here: the
module will be called p4-clockmod.
For details, take a look at <file:Documentation/cpu-freq/>.
Unless you are absolutely sure say N.
config X86_SPEEDSTEP_LIB
tristate
default X86_P4_CLOCKMOD
endif
endmenu
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