On Wednesday, 7 of November 2007, Johannes Berg wrote: > This cleans up the suspend Kconfig and removes the need to > declare centrally which architectures support suspend. All > architectures that currently support suspend are modified > accordingly. > > Signed-off-by: Johannes Berg <johannes@xxxxxxxxxxxxxxxx> Acked-by: Rafael J. Wysocki <rjw@xxxxxxx> > Cc: linuxppc-dev@xxxxxxxxxx > Cc: linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx > Cc: Guennadi Liakhovetski <g.liakhovetski@xxxxxx> > Cc: Scott Wood <scottwood@xxxxxxxxxxxxx> > Cc: David Howells <dhowells@xxxxxxxxxx> > Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx> > Cc: linux-mips@xxxxxxxxxxxxxx > Cc: Paul Mundt <lethal@xxxxxxxxxxxx> > Cc: Bryan Wu <bryan.wu@xxxxxxxxxx> > Cc: Russell King <rmk@xxxxxxxxxxxxxxxx> > --- > Architecture maintainers should evaluate whether their > ARCH_SUSPEND_POSSIBLE symbol should be set only under > stricter circumstances like I've done for powerpc. > > Always setting it is not usually a problem, however, since the > infrastructure is only available for use after suspend_set_ops(). > > arch/arm/Kconfig | 3 +++ > arch/blackfin/Kconfig | 4 ++++ > arch/frv/Kconfig | 5 +++++ > arch/i386/Kconfig | 4 ++++ > arch/mips/Kconfig | 4 ++++ > arch/powerpc/Kconfig | 4 ++++ > arch/sh/Kconfig | 4 ++++ > arch/x86_64/Kconfig | 3 +++ > kernel/power/Kconfig | 21 +++------------------ > 9 files changed, 34 insertions(+), 18 deletions(-) > > --- everything.orig/arch/i386/Kconfig 2007-11-07 14:45:28.591544215 +0100 > +++ everything/arch/i386/Kconfig 2007-11-07 14:45:28.631515461 +0100 > @@ -1323,3 +1323,7 @@ config KTIME_SCALAR > config ARCH_HIBERNATION_POSSIBLE > def_bool y > depends on !SMP || !X86_VOYAGER > + > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + depends on !X86_VOYAGER > --- everything.orig/arch/x86_64/Kconfig 2007-11-07 14:45:28.591544215 +0100 > +++ everything/arch/x86_64/Kconfig 2007-11-07 14:45:28.631515461 +0100 > @@ -716,6 +716,9 @@ menu "Power management options" > > source kernel/power/Kconfig > > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + > config ARCH_HIBERNATION_POSSIBLE > def_bool y > > --- everything.orig/kernel/power/Kconfig 2007-11-07 14:45:28.591544215 +0100 > +++ everything/kernel/power/Kconfig 2007-11-07 14:45:28.641531465 +0100 > @@ -64,7 +64,7 @@ config PM_TRACE > config PM_SLEEP_SMP > bool > depends on SMP > - depends on SUSPEND_SMP_POSSIBLE || ARCH_HIBERNATION_POSSIBLE > + depends on ARCH_SUSPEND_POSSIBLE || ARCH_HIBERNATION_POSSIBLE > depends on PM_SLEEP > select HOTPLUG_CPU > default y > @@ -74,29 +74,14 @@ config PM_SLEEP > depends on SUSPEND || HIBERNATION > default y > > -config SUSPEND_UP_POSSIBLE > - bool > - depends on (X86 && !X86_VOYAGER) || PPC || ARM || BLACKFIN || MIPS \ > - || SUPERH || FRV > - depends on !SMP > - default y > - > -config SUSPEND_SMP_POSSIBLE > - bool > - depends on (X86 && !X86_VOYAGER) \ > - || (PPC && (PPC_PSERIES || PPC_PMAC)) || ARM > - depends on SMP > - default y > - > config SUSPEND > bool "Suspend to RAM and standby" > - depends on PM > - depends on SUSPEND_UP_POSSIBLE || SUSPEND_SMP_POSSIBLE > + depends on PM && ARCH_SUSPEND_POSSIBLE > default y > ---help--- > Allow the system to enter sleep states in which main memory is > powered and thus its contents are preserved, such as the > - suspend-to-RAM state (i.e. the ACPI S3 state). > + suspend-to-RAM state (e.g. the ACPI S3 state). > > config HIBERNATION > bool "Hibernation (aka 'suspend to disk')" > --- everything.orig/arch/blackfin/Kconfig 2007-11-07 14:44:55.551521971 +0100 > +++ everything/arch/blackfin/Kconfig 2007-11-07 14:45:28.641531465 +0100 > @@ -993,6 +993,10 @@ endmenu > menu "Power management options" > source "kernel/power/Kconfig" > > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + depends on !SMP > + > choice > prompt "Select PM Wakeup Event Source" > default PM_WAKEUP_GPIO_BY_SIC_IWR > --- everything.orig/arch/arm/Kconfig 2007-11-07 14:44:55.651522948 +0100 > +++ everything/arch/arm/Kconfig 2007-11-07 14:45:28.641531465 +0100 > @@ -977,6 +977,9 @@ menu "Power management options" > > source "kernel/power/Kconfig" > > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + > endmenu > > source "net/Kconfig" > --- everything.orig/arch/mips/Kconfig 2007-11-07 14:44:55.701522460 +0100 > +++ everything/arch/mips/Kconfig 2007-11-07 14:45:28.641531465 +0100 > @@ -1999,6 +1999,10 @@ endmenu > > menu "Power management options" > > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + depends on !SMP > + > source "kernel/power/Kconfig" > > endmenu > --- everything.orig/arch/sh/Kconfig 2007-11-07 14:44:55.801520344 +0100 > +++ everything/arch/sh/Kconfig 2007-11-07 14:45:28.651528536 +0100 > @@ -748,6 +748,10 @@ endmenu > menu "Power management options (EXPERIMENTAL)" > depends on EXPERIMENTAL && SYS_SUPPORTS_PM > > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + depends on !SMP > + > source kernel/power/Kconfig > > endmenu > --- everything.orig/arch/frv/Kconfig 2007-11-07 14:44:55.861520941 +0100 > +++ everything/arch/frv/Kconfig 2007-11-07 14:45:28.651528536 +0100 > @@ -357,6 +357,11 @@ source "drivers/pcmcia/Kconfig" > # should probably wait a while. > > menu "Power management options" > + > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + depends on !SMP > + > source kernel/power/Kconfig > endmenu > > --- everything.orig/arch/powerpc/Kconfig 2007-11-07 14:45:28.591544215 +0100 > +++ everything/arch/powerpc/Kconfig 2007-11-07 14:45:28.651528536 +0100 > @@ -155,6 +155,10 @@ config ARCH_HIBERNATION_POSSIBLE > depends on (PPC64 && HIBERNATE_64) || (PPC32 && HIBERNATE_32) > default y > > +config ARCH_SUSPEND_POSSIBLE > + def_bool y > + depends on ADB_PMU || PPC_EFIKA || PPC_LITE5200 > + > config PPC_DCR_NATIVE > bool > default n > -- "Premature optimization is the root of all evil." - Donald Knuth _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
