| Message ID | 1369665166-13049-7-git-send-email-sanjay.rawat@linaro.org |
|---|---|
| State | New |
| Headers | show |
On Mon, May 27, 2013 at 16:32:43 +0200, Sanjay Singh Rawat wrote: > use cpu_do_idle for entering the wfi mode. > > Signed-off-by: Sanjay Singh Rawat <sanjay.rawat@linaro.org> > --- > arch/arm/mach-ux500/hotplug.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/mach-ux500/hotplug.c b/arch/arm/mach-ux500/hotplug.c > index 2bc00b0..f4ded92 100644 > --- a/arch/arm/mach-ux500/hotplug.c > +++ b/arch/arm/mach-ux500/hotplug.c > @@ -25,8 +25,9 @@ void __ref ux500_cpu_die(unsigned int cpu) > { > /* directly enter low power state, skipping secure registers */ > for (;;) { > - __asm__ __volatile__("dsb\n\t" "wfi\n\t" > - : : : "memory"); > + /* enter WFI mode */ > + cpu_do_idle(); > + Acked-by: srinidhi kasagar <srinidhi.kasagar@stericsson.com> srinidhi > if (pen_release == cpu_logical_map(cpu)) { > /* > * OK, proper wakeup, we're done > -- > 1.7.9.5 >
diff --git a/arch/arm/mach-ux500/hotplug.c b/arch/arm/mach-ux500/hotplug.c index 2bc00b0..f4ded92 100644 --- a/arch/arm/mach-ux500/hotplug.c +++ b/arch/arm/mach-ux500/hotplug.c @@ -25,8 +25,9 @@ void __ref ux500_cpu_die(unsigned int cpu) { /* directly enter low power state, skipping secure registers */ for (;;) { - __asm__ __volatile__("dsb\n\t" "wfi\n\t" - : : : "memory"); + /* enter WFI mode */ + cpu_do_idle(); + if (pen_release == cpu_logical_map(cpu)) { /* * OK, proper wakeup, we're done
use cpu_do_idle for entering the wfi mode. Signed-off-by: Sanjay Singh Rawat <sanjay.rawat@linaro.org> --- arch/arm/mach-ux500/hotplug.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)