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mfd : Check if the other db8500 core is in WFI

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This patch allows to check if the other core is in WFI
mode. It is the last check the idle routine has to do before
entering into the retention state.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Daniel Lezcano 2012-02-28 22:46:09 +01:00 • committed by Samuel Ortiz
commit 34fe6f107e
4 changed files with 23 additions and 0 deletions
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8
include/linux/mfd/dbx500-prcmu.h
View file

@ -305,6 +305,14 @@ static inline bool prcmu_gic_pending_irq(void)
return db8500_prcmu_gic_pending_irq();
}
static inline bool prcmu_is_cpu_in_wfi(int cpu)
{
if (cpu_is_u5500())
return -EINVAL;
else
return db8500_prcmu_is_cpu_in_wfi(cpu);
}
static inline int prcmu_copy_gic_settings(void)
{
if (cpu_is_u5500())